### Bug Summary

File: | builds/wireshark/wireshark/epan/proto.c
Warning: | line 13878, column 39 The result of left shift is undefined because the right operand '64' is not smaller than 64, the capacity of 'uint64_t'

### Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name proto.c -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -fhalf-no-semantic-interposition -fno-delete-null-pointer-checks -mframe-pointer=all -relaxed-aliasing -fmath-errno -ffp-contract=on -fno-rounding-math -ffloat16-excess-precision=fast -fbfloat16-excess-precision=fast -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fdebug-compilation-dir=/builds/wireshark/wireshark/build -fcoverage-compilation-dir=/builds/wireshark/wireshark/build -resource-dir /usr/lib/llvm-22/lib/clang/22 -isystem /usr/include/glib-2.0 -isystem /usr/lib/x86_64-linux-gnu/glib-2.0/include -isystem /builds/wireshark/wireshark/epan -isystem /builds/wireshark/wireshark/build/epan -isystem /usr/include/mit-krb5 -isystem /usr/include/lua5.5 -isystem /usr/include/libxml2 -D CARES_NO_DEPRECATED -D G_DISABLE_DEPRECATED -D G_DISABLE_SINGLE_INCLUDES -D REX_API=extern -D WS_BUILD_DLL -D WS_DEBUG -D WS_DEBUG_UTF_8 -D epan_EXPORTS -I /builds/wireshark/wireshark/build -I /builds/wireshark/wireshark -I /builds/wireshark/wireshark/include -I /builds/wireshark/wireshark/wiretap -D _GLIBCXX_ASSERTIONS -internal-isystem /usr/lib/llvm-22/lib/clang/22/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/16/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -fmacro-prefix-map=/builds/wireshark/wireshark/= -fmacro-prefix-map=/builds/wireshark/wireshark/build/= -fmacro-prefix-map=../= -Wno-format-nonliteral -std=gnu17 -ferror-limit 19 -fvisibility=hidden -fwrapv -fwrapv-pointer -fstrict-flex-arrays=3 -stack-protector 2 -fstack-clash-protection -fcf-protection=full -fgnuc-version=4.2.1 -fskip-odr-check-in-gmf -fexceptions -fcolor-diagnostics -analyzer-output=html -faddrsig -fdwarf2-cfi-asm -o /builds/wireshark/wireshark/sbout/2026-08-08-100305-3660-1 -x c /builds/wireshark/wireshark/epan/proto.c

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1 | /* proto.c
2 | * Routines for protocol tree
3 | *
4 | * Wireshark - Network traffic analyzer
5 | * By Gerald Combs <gerald@wireshark.org>
6 | * Copyright 1998 Gerald Combs
7 | *
8 | * SPDX-License-Identifier: GPL-2.0-or-later
9 | */
10 |
11 | #include "config.h"
12 | #define WS_LOG_DOMAIN"Epan" LOG_DOMAIN_EPAN"Epan"
13 | #include "wireshark.h"
14 |
15 | #include <float.h>
16 | #include <errno(*__errno_location ()).h>
17 |
18 | #include <epan/tfs.h>
19 | #include <epan/unit_strings.h>
20 |
21 | #include <wsutil/array.h>
22 | #include <wsutil/bits_ctz.h>
23 | #include <wsutil/bits_count_ones.h>
24 | #include <wsutil/sign_ext.h>
25 | #include <wsutil/utf8_entities.h>
26 | #include <wsutil/json_dumper.h>
27 | #include <wsutil/pint.h>
28 | #include <wsutil/unicode-utils.h>
29 | #include <wsutil/dtoa.h>
30 | #include <wsutil/filesystem.h>
31 | #ifdef HAVE_UNISTD_H1
32 | #include <unistd.h>
33 | #endif
34 |
35 | #include <ftypes/ftypes.h>
36 | #include <ftypes/ftypes-int.h>
37 |
38 | #include <epan/packet.h>
39 | #include "exceptions.h"
40 | #include "ptvcursor.h"
41 | #include "strutil.h"
42 | #include "addr_resolv.h"
43 | #include "address_types.h"
44 | #include "oids.h"
45 | #include "proto.h"
46 | #include "epan_dissect.h"
47 | #include "dfilter/dfilter.h"
48 | #include "tvbuff.h"
49 | #include "charsets.h"
50 | #include "column-info.h"
51 | #include "to_str.h"
52 | #include "osi-utils.h"
53 | #include "expert.h"
54 | #include "show_exception.h"
55 | #include "in_cksum.h"
56 |
57 | #include <wsutil/crash_info.h>
58 | #include <wsutil/epochs.h>
59 |
60 | /* Ptvcursor limits */
61 | #define SUBTREE_ONCE_ALLOCATION_NUMBER8 8
62 | #define SUBTREE_MAX_LEVELS256 256
63 |
64 | typedef struct __subtree_lvl {
65 | unsigned cursor_offset;
66 | proto_item *it;
67 | proto_tree *tree;
68 | } subtree_lvl;
69 |
70 | struct ptvcursor {
71 | wmem_allocator_t *scope;
72 | subtree_lvl *pushed_tree;
73 | uint8_t pushed_tree_index;
74 | uint8_t pushed_tree_max;
75 | proto_tree *tree;
76 | tvbuff_t *tvb;
77 | unsigned offset;
78 | };
79 |
80 | #define cVALS(x)(const value_string*)(x) (const value_string*)(x)
81 |
82 | /** See inlined comments.
83 | @param tree the tree to append this item to
84 | @param free_block a code block to call to free resources if this returns
85 | @return NULL if 'tree' is null */
86 | #define CHECK_FOR_NULL_TREE_AND_FREE(tree, free_block)if (!tree) { free_block; return ((void*)0); } \
87 | if (!tree) { \
88 | free_block; \
89 | return NULL((void*)0); \
90 | }
91 |
92 | /** See inlined comments.
93 | @param tree the tree to append this item to
94 | @return NULL if 'tree' is null */
95 | #define CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); } \
96 | CHECK_FOR_NULL_TREE_AND_FREE(tree, ((void)0))if (!tree) { ((void)0); return ((void*)0); }
97 |
98 | /** See inlined comments.
99 | @param length the length of this item
100 | @param cleanup_block a code block to call to free resources if this returns
101 | @return NULL if 'length' is equal to 0 */
102 | #define CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length, cleanup_block)if (length == 0) { cleanup_block; return ((void*)0); } \
103 | if (length == 0) { \
104 | cleanup_block; \
105 | return NULL((void*)0); \
106 | }
107 |
108 | /** See inlined comments.
109 | @param length the length of this item
110 | @return NULL if 'length' is equal to 0 */
111 | #define CHECK_FOR_ZERO_LENGTH(length)if (length == 0) { ((void)0); return ((void*)0); } \
112 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length, ((void)0))if (length == 0) { ((void)0); return ((void*)0); }
113 |
114 | /** See inlined comments.
115 | @param tree the tree to append this item to
116 | @param hfindex field index
117 | @param hfinfo header_field
118 | @param free_block a code block to call to free resources if this returns
119 | @return the header field matching 'hfinfo' */
120 | #define TRY_TO_FAKE_THIS_ITEM_OR_FREE(tree, hfindex, hfinfo, free_block)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 120 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 120, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 120, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { free_block; if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 120, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { free_block; return proto_tree_add_fake_node(tree, hfinfo ); } } } \
121 | /* If the tree is not visible and this item is not referenced \
122 | we don't have to do much work at all but we should still \
123 | return a node so that referenced field items below this node \
124 | (think proto_item_add_subtree()) will still have somewhere \
125 | to attach to or else filtering will not work (they would be \
126 | ignored since tree would be NULL). \
127 | DON'T try to fake a node where PTREE_FINFO(tree) is visible \
128 | because that means we can change its length or repr, and we \
129 | don't want to do so with calls intended for this faked new \
130 | item, so this item needs a new (hidden) child node. \
131 | We fake FT_PROTOCOL unless some clients have requested us \
132 | not to do so. \
133 | */ \
134 | PTREE_DATA(tree)((tree)->tree_data)->count++; \
135 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 135, __func__, "Unregistered hf! index=%d", hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 135, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 135, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; \
136 | if (PTREE_DATA(tree)((tree)->tree_data)->count > prefs.gui_max_tree_items) { \
137 | free_block; \
138 | if (wireshark_abort_on_too_many_items) \
139 | ws_error("Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)", \ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 140 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items)
140 | hfinfo->abbrev, prefs.gui_max_tree_items)ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 140 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); \
141 | /* Let the exception handler add items to the tree */ \
142 | PTREE_DATA(tree)((tree)->tree_data)->count = 0; \
143 | THROW_MESSAGE(DissectorError, \except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items)))
144 | wmem_strdup_printf(PNODE_POOL(tree), \except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items)))
145 | "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)", \except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items)))
146 | hfinfo->abbrev, prefs.gui_max_tree_items))except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); \
147 | } \
148 | if (!(PTREE_DATA(tree)((tree)->tree_data)->visible)) { \
149 | if (PROTO_ITEM_IS_HIDDEN(tree)proto_item_is_hidden((tree))) { \
150 | if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) \
151 | && (hfinfo->ref_type != HF_REF_TYPE_PRINT) \
152 | && (hfinfo->type != FT_PROTOCOL || \
153 | PTREE_DATA(tree)((tree)->tree_data)->fake_protocols)) { \
154 | free_block; \
155 | /* return fake node with no field info */\
156 | return proto_tree_add_fake_node(tree, hfinfo); \
157 | } \
158 | } \
159 | }
160 |
161 | /** See inlined comments.
162 | @param tree the tree to append this item to
163 | @param hfindex field index
164 | @param hfinfo header_field
165 | @return the header field matching 'hfinfo' */
166 | #define TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 166 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 166, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 166, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 166, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } } \
167 | TRY_TO_FAKE_THIS_ITEM_OR_FREE(tree, hfindex, hfinfo, ((void)0))((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 167 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 167, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 167, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 167, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } }
168 |
169 |
170 | /** See inlined comments.
171 | @param pi the created protocol item we're about to return */
172 | #define TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 172, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; } \
173 | ws_assert(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 173, __func__, "assertion failed: %s", "pi" ); } while (0); \
174 | if (!PITEM_FINFO(pi)((pi)->finfo)) \
175 | return pi; \
176 | if (!(PTREE_DATA(pi)((pi)->tree_data)->visible) && \
177 | PROTO_ITEM_IS_HIDDEN(pi)proto_item_is_hidden((pi))) { \
178 | /* If the tree (GUI) or item isn't visible it's pointless for \
179 | * us to generate the protocol item's string representation */ \
180 | return pi; \
181 | }
182 | /* Same as above but returning void */
183 | #define TRY_TO_FAKE_THIS_REPR_VOID(pi)if (!pi || !((pi)->finfo)) return; if (!(((pi)->tree_data )->visible) && proto_item_is_hidden((pi))) { return ; } \
184 | if (!pi || !PITEM_FINFO(pi)((pi)->finfo)) \
185 | return; \
186 | if (!(PTREE_DATA(pi)((pi)->tree_data)->visible) && \
187 | PROTO_ITEM_IS_HIDDEN(pi)proto_item_is_hidden((pi))) { \
188 | /* If the tree (GUI) or item isn't visible it's pointless for \
189 | * us to generate the protocol item's string representation */ \
190 | return; \
191 | }
192 | /* Similar to above, but allows a NULL tree */
193 | #define TRY_TO_FAKE_THIS_REPR_NESTED(pi)if ((pi == ((void*)0)) || (((pi)->finfo) == ((void*)0)) || (!(((pi)->tree_data)->visible) && proto_item_is_hidden ((pi)))) { return pi; } \
194 | if ((pi == NULL((void*)0)) || (PITEM_FINFO(pi)((pi)->finfo) == NULL((void*)0)) || (!(PTREE_DATA(pi)((pi)->tree_data)->visible) && \
195 | PROTO_ITEM_IS_HIDDEN(pi)proto_item_is_hidden((pi)))) { \
196 | /* If the tree (GUI) or item isn't visible it's pointless for \
197 | * us to generate the protocol item's string representation */ \
198 | return pi; \
199 | }
200 |
201 | #ifdef ENABLE_CHECK_FILTER
202 | #define CHECK_HF_VALUE(type, spec, start_values) \
203 | { \
204 | const type *current; \
205 | int n, m; \
206 | current = start_values; \
207 | for (n=0; current; n++, current++) { \
208 | /* Drop out if we reached the end. */ \
209 | if ((current->value == 0) && (current->strptr == NULL((void*)0))) { \
210 | break; \
211 | } \
212 | /* Check value against all previous */ \
213 | for (m=0; m < n; m++) { \
214 | /* There are lots of duplicates with the same string, \
215 | so only report if different... */ \
216 | if ((start_values[m].value == current->value) && \
217 | (strcmp(start_values[m].strptr, current->strptr) != 0)) { \
218 | ws_error("Field '%s' (%s) has a conflicting entry in its" \ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 221 , __func__, "Field '%s' (%s) has a conflicting entry in its" " value_string: %" spec " is at indices %u (%s) and %u (%s)", hfinfo->name, hfinfo ->abbrev, current->value, m, start_values[m].strptr, n, current->strptr)
219 | " value_string: %" spec " is at indices %u (%s) and %u (%s)", \ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 221 , __func__, "Field '%s' (%s) has a conflicting entry in its" " value_string: %" spec " is at indices %u (%s) and %u (%s)", hfinfo->name, hfinfo ->abbrev, current->value, m, start_values[m].strptr, n, current->strptr)
220 | hfinfo->name, hfinfo->abbrev, \ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 221 , __func__, "Field '%s' (%s) has a conflicting entry in its" " value_string: %" spec " is at indices %u (%s) and %u (%s)", hfinfo->name, hfinfo ->abbrev, current->value, m, start_values[m].strptr, n, current->strptr)
221 | current->value, m, start_values[m].strptr, n, current->strptr)ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 221 , __func__, "Field '%s' (%s) has a conflicting entry in its" " value_string: %" spec " is at indices %u (%s) and %u (%s)", hfinfo->name, hfinfo ->abbrev, current->value, m, start_values[m].strptr, n, current->strptr); \
222 | } \
223 | } \
224 | } \
225 | }
226 | #endif
227 |
228 | /* The longest NUMBER-like field label we have is for BASE_OUI, which
229 | * can have up to 64 bytes for the manufacturer name if resolved plus
230 | * 11 bytes for the "XX:XX:XX ()" part = 75 octets.
231 | */
232 | #define NUMBER_LABEL_LENGTH80 80
233 |
234 | static const char *hf_try_val_to_str(uint32_t value, const header_field_info *hfinfo);
235 | static const char *hf_try_val64_to_str(uint64_t value, const header_field_info *hfinfo);
236 | static const char *hf_try_val_to_str_const(uint32_t value, const header_field_info *hfinfo, const char *unknown_str);
237 | static const char *hf_try_val64_to_str_const(uint64_t value, const header_field_info *hfinfo, const char *unknown_str);
238 | static int hfinfo_bitoffset(const header_field_info *hfinfo);
239 | static int hfinfo_mask_bitwidth(const header_field_info *hfinfo);
240 | static int hfinfo_container_bitwidth(const header_field_info *hfinfo);
241 |
242 | #define label_concat(dst, pos, src)ws_label_strcpy(dst, 240, pos, src, 0) \
243 | ws_label_strcpy(dst, ITEM_LABEL_LENGTH240, pos, src, 0)
244 |
245 | static void mark_truncated(char *label_str, size_t name_pos, const size_t size, size_t *value_pos);
246 | static void label_mark_truncated(char *label_str, size_t name_pos, size_t *value_pos);
247 |
248 | static void fill_label_boolean(const field_info *fi, char *label_str, size_t *value_pos);
249 | static void fill_label_bitfield_char(const field_info *fi, char *label_str, size_t *value_pos);
250 | static void fill_label_bitfield(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed);
251 | static void fill_label_bitfield64(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed);
252 | static void fill_label_char(const field_info *fi, char *label_str, size_t *value_pos);
253 | static void fill_label_number(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed);
254 | static void fill_label_number64(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed);
255 |
256 | static size_t fill_display_label_float(const field_info *fi, char *label_str, const int label_str_size);
257 | static void fill_label_float(const field_info *fi, char *label_str, size_t *value_pos);
258 | static size_t fill_display_label_ieee_11073_float(const field_info *fi, char *label_str, const int label_str_size);
259 | static void fill_label_ieee_11073_float(const field_info *fi, char *label_str, size_t *value_pos);
260 |
261 | static const char *hfinfo_number_value_format_display(const header_field_info *hfinfo, int display, char buf[NUMBER_LABEL_LENGTH80], uint32_t value);
262 | static const char *hfinfo_number_value_format_display64(const header_field_info *hfinfo, int display, char buf[NUMBER_LABEL_LENGTH80], uint64_t value);
263 | static const char *hfinfo_char_vals_format(const header_field_info *hfinfo, char buf[32], uint32_t value);
264 | static const char* hfinfo_char_value_format_display(int display, char buf[7], uint32_t value);
265 | static const char *hfinfo_number_vals_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value);
266 | static const char *hfinfo_number_vals_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value);
267 | static const char *hfinfo_number_value_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value);
268 | static const char *hfinfo_number_value_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value);
269 | static const char *hfinfo_char_value_format(const header_field_info *hfinfo, char buf[32], uint32_t value);
270 | static const char *hfinfo_numeric_value_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value);
271 | static const char *hfinfo_numeric_value_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value);
272 |
273 | static void proto_cleanup_base(void);
274 |
275 | static proto_item *
276 | proto_tree_add_node(proto_tree *tree, field_info *fi);
277 |
278 | static proto_item *
279 | proto_tree_add_fake_node(proto_tree *tree, const header_field_info *hfinfo);
280 |
281 | static void
282 | get_hfi_length(header_field_info *hfinfo, tvbuff_t *tvb, const unsigned start, int *length,
283 | int *item_length, const unsigned encoding);
284 |
285 | static void
286 | get_hfi_length_unsigned(header_field_info * hfinfo, tvbuff_t * tvb, const unsigned start, unsigned* length,
287 | unsigned* item_length, const unsigned encoding);
288 |
289 | static int
290 | get_full_length(header_field_info *hfinfo, tvbuff_t *tvb, const unsigned start,
291 | int length, unsigned item_length, const int encoding);
292 |
293 | static field_info *
294 | new_field_info(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb,
295 | const unsigned start, const int item_length);
296 |
297 | static proto_item *
298 | proto_tree_add_pi(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb,
299 | unsigned start, int *length);
300 |
301 | static proto_item *
302 | proto_tree_add_pi_unsigned(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb,
303 | unsigned start, unsigned *length);
304 |
305 | static void
306 | proto_tree_set_representation_value(proto_item *pi, const char *format, va_list ap);
307 | static void
308 | proto_tree_set_representation(proto_item *pi, const char *format, va_list ap);
309 |
310 | static void
311 | proto_tree_set_protocol_tvb(field_info *fi, tvbuff_t *tvb, const char* field_data, int length);
312 | static void
313 | proto_tree_set_bytes(field_info *fi, const uint8_t* start_ptr, int length);
314 | static void
315 | proto_tree_set_bytes_tvb(field_info *fi, tvbuff_t *tvb, unsigned offset, int length);
316 | static void
317 | proto_tree_set_bytes_gbytearray(field_info *fi, const GByteArray *value);
318 | static void
319 | proto_tree_set_time(field_info *fi, const nstime_t *value_ptr);
320 | static void
321 | proto_tree_set_string(field_info *fi, const char* value);
322 | static void
323 | proto_tree_set_ax25(field_info *fi, const uint8_t* value);
324 | static void
325 | proto_tree_set_ax25_tvb(field_info *fi, tvbuff_t *tvb, unsigned start);
326 | static void
327 | proto_tree_set_vines(field_info *fi, const uint8_t* value);
328 | static void
329 | proto_tree_set_vines_tvb(field_info *fi, tvbuff_t *tvb, unsigned start);
330 | static void
331 | proto_tree_set_ether(field_info *fi, const uint8_t* value);
332 | static void
333 | proto_tree_set_ether_tvb(field_info *fi, tvbuff_t *tvb, unsigned start);
334 | static void
335 | proto_tree_set_ipxnet(field_info *fi, uint32_t value);
336 | static void
337 | proto_tree_set_ipv4(field_info *fi, ws_in4_addr value);
338 | static void
339 | proto_tree_set_ipv6(field_info *fi, const ws_in6_addr* value);
340 | static void
341 | proto_tree_set_ipv6_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length);
342 | static void
343 | proto_tree_set_fcwwn_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length);
344 | static void
345 | proto_tree_set_guid(field_info *fi, const e_guid_t *value_ptr);
346 | static void
347 | proto_tree_set_guid_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, const unsigned encoding);
348 | static void
349 | proto_tree_set_oid(field_info *fi, const uint8_t* value_ptr, unsigned length);
350 | static void
351 | proto_tree_set_oid_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length);
352 | static void
353 | proto_tree_set_system_id(field_info *fi, const uint8_t* value_ptr, unsigned length);
354 | static void
355 | proto_tree_set_system_id_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length);
356 | static void
357 | proto_tree_set_boolean(field_info *fi, uint64_t value);
358 | static void
359 | proto_tree_set_float(field_info *fi, float value);
360 | static void
361 | proto_tree_set_double(field_info *fi, double value);
362 | static void
363 | proto_tree_set_uint(field_info *fi, uint32_t value);
364 | static void
365 | proto_tree_set_int(field_info *fi, int32_t value);
366 | static void
367 | proto_tree_set_uint64(field_info *fi, uint64_t value);
368 | static void
369 | proto_tree_set_int64(field_info *fi, int64_t value);
370 | static void
371 | proto_tree_set_eui64(field_info *fi, const uint64_t value);
372 | static void
373 | proto_tree_set_eui64_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, const unsigned encoding);
374 |
375 | /* Handle type length mismatch (now filterable) expert info */
376 | static int proto_type_length_mismatch;
377 | static expert_field ei_type_length_mismatch_error;
378 | static expert_field ei_type_length_mismatch_warn;
379 | static void register_type_length_mismatch(void);
380 |
381 | /* Handle byte array string decoding errors with expert info */
382 | static int proto_byte_array_string_decoding_error;
383 | static expert_field ei_byte_array_string_decoding_failed_error;
384 | static void register_byte_array_string_decodinws_error(void);
385 |
386 | /* Handle date and time string decoding errors with expert info */
387 | static int proto_date_time_string_decoding_error;
388 | static expert_field ei_date_time_string_decoding_failed_error;
389 | static void register_date_time_string_decodinws_error(void);
390 |
391 | /* Handle string errors expert info */
392 | static int proto_string_errors;
393 | static expert_field ei_string_trailing_characters;
394 | static void register_string_errors(void);
395 |
396 | /* Handle varint errors expert info */
397 | static int proto_varint_errors;
398 | static expert_field ei_varint_decoding_failed_error;
399 | static void register_varint_errors(void);
400 |
401 | static int proto_register_field_init(header_field_info *hfinfo, const int parent);
402 |
403 | /* special-case header field used within proto.c */
404 | static header_field_info hfi_text_only =
405 | { "Text item", "text", FT_NONE, BASE_NONE, NULL((void*)0), 0x0, NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) };
406 | int hf_text_only;
407 |
408 | /* Structure for information about a protocol */
409 | struct _protocol {
410 | const char *name; /* long description */
411 | const char *short_name; /* short description */
412 | const char *filter_name; /* name of this protocol in filters */
413 | GPtrArray *fields; /* fields for this protocol */
414 | int proto_id; /* field ID for this protocol */
415 | bool_Bool is_enabled; /* true if protocol is enabled */
416 | bool_Bool enabled_by_default; /* true if protocol is enabled by default */
417 | bool_Bool can_toggle; /* true if is_enabled can be changed */
418 | int parent_proto_id; /* Used to identify "pino"s (Protocol In Name Only).
419 | For dissectors that need a protocol name so they
420 | can be added to a dissector table, but use the
421 | parent_proto_id for things like enable/disable */
422 | GList *heur_list; /* Heuristic dissectors associated with this protocol */
423 | };
424 |
425 | /* List of all protocols */
426 | static GList *protocols;
427 |
428 | /* Structure stored for deregistered g_slice */
429 | struct g_slice_data {
430 | size_t block_size;
431 | void *mem_block;
432 | };
433 |
434 | /* Deregistered fields */
435 | static GPtrArray *deregistered_fields;
436 | static GPtrArray *deregistered_data;
437 | static GPtrArray *deregistered_slice;
438 |
439 | /* indexed by prefix, contains initializers */
440 | static GHashTable* prefixes;
441 |
442 | /* Contains information about a field when a dissector calls
443 | * proto_tree_add_item. */
444 | #define FIELD_INFO_NEW(pool, fi)fi = ((field_info*)wmem_alloc((pool), sizeof(field_info))) fi = wmem_new(pool, field_info)((field_info*)wmem_alloc((pool), sizeof(field_info)))
445 | #define FIELD_INFO_FREE(pool, fi)wmem_free(pool, fi) wmem_free(pool, fi)
446 |
447 | /* Contains the space for proto_nodes. */
448 | #define PROTO_NODE_INIT(node)node->first_child = ((void*)0); node->last_child = ((void *)0); node->next = ((void*)0); \
449 | node->first_child = NULL((void*)0); \
450 | node->last_child = NULL((void*)0); \
451 | node->next = NULL((void*)0);
452 |
453 | #define PROTO_NODE_FREE(pool, node)wmem_free(pool, node) \
454 | wmem_free(pool, node)
455 |
456 | /* String space for protocol and field items for the GUI */
457 | #define ITEM_LABEL_NEW(pool, il)il = ((item_label_t*)wmem_alloc((pool), sizeof(item_label_t)) ); il->value_pos = 0; il->value_len = 0; \
458 | il = wmem_new(pool, item_label_t)((item_label_t*)wmem_alloc((pool), sizeof(item_label_t))); \
459 | il->value_pos = 0; \
460 | il->value_len = 0;
461 | #define ITEM_LABEL_FREE(pool, il)wmem_free(pool, il); \
462 | wmem_free(pool, il);
463 |
464 | #define PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 464, __func__, "Unregistered hf! index=%d", hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 464, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 464, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex]; \
465 | if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) \
466 | ws_error("Unregistered hf! index=%d", hfindex)ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 466 , __func__, "Unregistered hf! index=%d", hfindex); \
467 | DISSECTOR_ASSERT_HINT(hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len, "Unregistered hf!")((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo .len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 467, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))); \
468 | DISSECTOR_ASSERT_HINT(gpa_hfinfo.hfi[hfindex] != NULL, "Unregistered hf!")((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 468, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))); \
469 | hfinfo = gpa_hfinfo.hfi[hfindex];
470 |
471 | #define PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000) (300000+PRE_ALLOC_EXPERT_FIELDS_MEM5000)
472 |
473 | /* List which stores protocols and fields that have been registered */
474 | typedef struct _gpa_hfinfo_t {
475 | uint32_t len;
476 | uint32_t allocated_len;
477 | header_field_info **hfi;
478 | } gpa_hfinfo_t;
479 |
480 | static gpa_hfinfo_t gpa_hfinfo;
481 |
482 | /* Hash table of abbreviations and IDs */
483 | static wmem_map_t *gpa_name_map;
484 | static header_field_info *same_name_hfinfo;
485 |
486 | /* Hash table protocol aliases. const char * -> const char * */
487 | static GHashTable *gpa_protocol_aliases;
488 |
489 | /*
490 | * We're called repeatedly with the same field name when sorting a column.
491 | * Cache our last gpa_name_map hit for faster lookups.
492 | */
493 | static char *last_field_name;
494 | static header_field_info *last_hfinfo;
495 |
496 | /* Points to the first element of an array of bits, indexed by
497 | a subtree item type; that array element is true if subtrees of
498 | an item of that type are to be expanded. */
499 | static uint32_t *tree_is_expanded;
500 |
501 | /* Number of elements in that array. The entry with index 0 is not used. */
502 | int num_tree_types = 1;
503 |
504 | /* Name hashtables for fast detection of duplicate names */
505 | static GHashTable* proto_names;
506 | static GHashTable* proto_short_names;
507 | static GHashTable* proto_filter_names;
508 |
509 | static const char * const reserved_filter_names[] = {
510 | /* Display filter keywords. */
511 | "eq",
512 | "ne",
513 | "all_eq",
514 | "any_eq",
515 | "all_ne",
516 | "any_ne",
517 | "gt",
518 | "ge",
519 | "lt",
520 | "le",
521 | "bitand",
522 | "bitwise_and",
523 | "contains",
524 | "matches",
525 | "not",
526 | "and",
527 | "or",
528 | "xor",
529 | "in",
530 | "any",
531 | "all",
532 | "true",
533 | "false",
534 | "nan",
535 | "inf",
536 | "infinity",
537 | NULL((void*)0)
538 | };
539 |
540 | static GHashTable *proto_reserved_filter_names;
541 | static GQueue* saved_dir_queue;
542 |
543 | static gboolean
544 | proto_strcase_equal(const void* name1, const void* name2)
545 | {
546 | const char* s1 = (const char*)name1;
547 | const char* s2 = (const char*)name2;
548 |
549 | return g_ascii_strcasecmp(s1, s2) == 0 ? TRUE(!(0)) : FALSE(0);
550 | }
551 |
552 | static int
553 | proto_compare_name(const void *p1_arg, const void *p2_arg)
554 | {
555 | const protocol_t *p1 = (const protocol_t *)p1_arg;
556 | const protocol_t *p2 = (const protocol_t *)p2_arg;
557 |
558 | return g_ascii_strcasecmp(p1->short_name, p2->short_name);
559 | }
560 |
561 | static GSList *dissector_plugins;
562 |
563 | #ifdef HAVE_PLUGINS1
564 | void
565 | proto_register_plugin(const proto_plugin *plug)
566 | {
567 | dissector_plugins = g_slist_prepend(dissector_plugins, (proto_plugin *)plug);
568 | }
569 | #else /* HAVE_PLUGINS */
570 | void
571 | proto_register_plugin(const proto_plugin *plug _U___attribute__((unused)))
572 | {
573 | ws_warning("proto_register_plugin: built without support for binary plugins")do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 573, __func__, "proto_register_plugin: built without support for binary plugins" ); } } while (0);
574 | }
575 | #endif /* HAVE_PLUGINS */
576 |
577 | static void
578 | call_plugin_register_protoinfo(void *data, void *user_data _U___attribute__((unused)))
579 | {
580 | proto_plugin *plug = (proto_plugin *)data;
581 |
582 | if (plug->register_protoinfo) {
583 | plug->register_protoinfo();
584 | }
585 | }
586 |
587 | static void
588 | call_plugin_register_handoff(void *data, void *user_data _U___attribute__((unused)))
589 | {
590 | proto_plugin *plug = (proto_plugin *)data;
591 |
592 | if (plug->register_handoff) {
593 | plug->register_handoff();
594 | }
595 | }
596 |
597 | void proto_pre_init(void)
598 | {
599 | saved_dir_queue = g_queue_new();
600 |
601 | proto_names = g_hash_table_new(wmem_str_hash, g_str_equal);
602 | proto_short_names = g_hash_table_new(wmem_str_hash, g_str_equal);
603 | proto_filter_names = g_hash_table_new(wmem_str_hash, g_str_equal);
604 |
605 | proto_reserved_filter_names = g_hash_table_new(wmem_str_hash, proto_strcase_equal);
606 | for (const char* const * ptr = reserved_filter_names; *ptr != NULL((void*)0); ptr++) {
607 | /* GHashTable has no key destructor so the cast is safe. */
608 | g_hash_table_add(proto_reserved_filter_names, *(char**)ptr);
609 | }
610 |
611 | gpa_hfinfo.len = 0;
612 | gpa_hfinfo.allocated_len = 0;
613 | gpa_hfinfo.hfi = NULL((void*)0);
614 | gpa_name_map = wmem_map_new(wmem_epan_scope(), wmem_str_hash, g_str_equal);
615 | wmem_map_reserve(gpa_name_map, PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000));
616 | gpa_protocol_aliases = g_hash_table_new(wmem_str_hash, g_str_equal);
617 | deregistered_fields = g_ptr_array_new();
618 | deregistered_data = g_ptr_array_new();
619 | deregistered_slice = g_ptr_array_new();
620 | }
621 |
622 | /* initialize data structures and register protocols and fields */
623 | void
624 | proto_init(GSList *register_all_plugin_protocols_list,
625 | GSList *register_all_plugin_handoffs_list,
626 | register_entity_func register_func, register_entity_func handoff_func,
627 | register_cb cb,
628 | void *client_data)
629 | {
630 | /* Initialize the ftype subsystem */
631 | ftypes_initialize();
632 |
633 | /* Initialize the address type subsystem */
634 | address_types_initialize();
635 |
636 | /* Register one special-case FT_TEXT_ONLY field for use when
637 | converting wireshark to new-style proto_tree. These fields
638 | are merely strings on the GUI tree; they are not filterable */
639 | hf_text_only = proto_register_field_init(&hfi_text_only, -1);
640 |
641 | /* Register the pseudo-protocols used for exceptions. */
642 | register_show_exception();
643 | register_type_length_mismatch();
644 | register_byte_array_string_decodinws_error();
645 | register_date_time_string_decodinws_error();
646 | register_string_errors();
647 | register_varint_errors();
648 | ftypes_register_pseudofields();
649 | col_register_protocol();
650 |
651 | /* Have each built-in dissector register its protocols, fields,
652 | dissector tables, and dissectors to be called through a
653 | handle, and do whatever one-time initialization it needs to
654 | do. */
655 | if (register_func != NULL((void*)0))
656 | register_func(cb, client_data);
657 |
658 | /* Now call the registration routines for all epan plugins. */
659 | for (GSList *l = register_all_plugin_protocols_list; l != NULL((void*)0); l = l->next) {
660 | ((void (*)(register_cb, void *))l->data)(cb, client_data);
661 | }
662 |
663 | /* Now call the registration routines for all dissector plugins. */
664 | if (cb)
665 | (*cb)(RA_PLUGIN_REGISTER, NULL((void*)0), client_data);
666 | g_slist_foreach(dissector_plugins, call_plugin_register_protoinfo, NULL((void*)0));
667 |
668 | /* Now call the "handoff registration" routines of all built-in
669 | dissectors; those routines register the dissector in other
670 | dissectors' handoff tables, and fetch any dissector handles
671 | they need. */
672 | if (handoff_func != NULL((void*)0))
673 | handoff_func(cb, client_data);
674 |
675 | /* Now do the same with epan plugins. */
676 | for (GSList *l = register_all_plugin_handoffs_list; l != NULL((void*)0); l = l->next) {
677 | ((void (*)(register_cb, void *))l->data)(cb, client_data);
678 | }
679 |
680 | /* Now do the same with dissector plugins. */
681 | if (cb)
682 | (*cb)(RA_PLUGIN_HANDOFF, NULL((void*)0), client_data);
683 | g_slist_foreach(dissector_plugins, call_plugin_register_handoff, NULL((void*)0));
684 |
685 | /* sort the protocols by protocol name */
686 | protocols = g_list_sort(protocols, proto_compare_name);
687 |
688 | /* sort the dissector handles in dissector tables (for -G reports
689 | * and -d error messages. The GUI sorts the handles itself.) */
690 | packet_all_tables_sort_handles();
691 |
692 | /* We've assigned all the subtree type values; allocate the array
693 | for them, and zero it out. */
694 | tree_is_expanded = g_new0(uint32_t, (num_tree_types/32)+1)((uint32_t *) g_malloc0_n (((num_tree_types/32)+1), sizeof (uint32_t )));
695 | }
696 |
697 | static void
698 | proto_cleanup_base(void)
699 | {
700 | protocol_t *protocol;
701 | header_field_info *hfinfo;
702 |
703 | /* Free the abbrev/ID hash table */
704 | if (gpa_name_map) {
705 | // XXX - We don't have a wmem_map_destroy, but
706 | // it does get cleaned up when epan scope is
707 | // destroyed
708 | //g_hash_table_destroy(gpa_name_map);
709 | gpa_name_map = NULL((void*)0);
710 | }
711 | if (gpa_protocol_aliases) {
712 | g_hash_table_destroy(gpa_protocol_aliases);
713 | gpa_protocol_aliases = NULL((void*)0);
714 | }
715 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
716 | last_field_name = NULL((void*)0);
717 |
718 | while (protocols) {
719 | protocol = (protocol_t *)protocols->data;
720 | PROTO_REGISTRAR_GET_NTH(protocol->proto_id, hfinfo)if((protocol->proto_id == 0 || (unsigned)protocol->proto_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 720 , __func__, "Unregistered hf! index=%d", protocol->proto_id ); ((void) ((protocol->proto_id > 0 && (unsigned )protocol->proto_id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 720, "protocol->proto_id > 0 && (unsigned)protocol->proto_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[protocol-> proto_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 720, "gpa_hfinfo.hfi[protocol->proto_id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[protocol-> proto_id];;
721 | DISSECTOR_ASSERT(protocol->proto_id == hfinfo->id)((void) ((protocol->proto_id == hfinfo->id) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 721, "protocol->proto_id == hfinfo->id" ))));
722 |
723 | g_slice_free(header_field_info, hfinfo)do { if (1) g_slice_free1 (sizeof (header_field_info), (hfinfo )); else (void) ((header_field_info*) 0 == (hfinfo)); } while (0);
724 | if (protocol->parent_proto_id != -1) {
725 | // pino protocol
726 | DISSECTOR_ASSERT(protocol->fields == NULL)((void) ((protocol->fields == ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 726, "protocol->fields == ((void*)0)" )))); //helpers should not have any registered fields
727 | DISSECTOR_ASSERT(protocol->heur_list == NULL)((void) ((protocol->heur_list == ((void*)0)) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\"", "epan/proto.c" , 727, "protocol->heur_list == ((void*)0)")))); //helpers should not have a heuristic list
728 | } else {
729 | if (protocol->fields) {
730 | g_ptr_array_free(protocol->fields, true1);
731 | }
732 | g_list_free(protocol->heur_list);
733 | }
734 | protocols = g_list_remove(protocols, protocol);
735 | g_free(protocol)(__builtin_object_size ((protocol), 0) != ((size_t) - 1)) ? g_free_sized (protocol, __builtin_object_size ((protocol), 0)) : (g_free) (protocol);
736 | }
737 |
738 | if (proto_names) {
739 | g_hash_table_destroy(proto_names);
740 | proto_names = NULL((void*)0);
741 | }
742 |
743 | if (proto_short_names) {
744 | g_hash_table_destroy(proto_short_names);
745 | proto_short_names = NULL((void*)0);
746 | }
747 |
748 | if (proto_filter_names) {
749 | g_hash_table_destroy(proto_filter_names);
750 | proto_filter_names = NULL((void*)0);
751 | }
752 |
753 | if (proto_reserved_filter_names) {
754 | g_hash_table_destroy(proto_reserved_filter_names);
755 | proto_reserved_filter_names = NULL((void*)0);
756 | }
757 |
758 | if (gpa_hfinfo.allocated_len) {
759 | gpa_hfinfo.len = 0;
760 | gpa_hfinfo.allocated_len = 0;
761 | g_free(gpa_hfinfo.hfi)(__builtin_object_size ((gpa_hfinfo.hfi), 0) != ((size_t) - 1 )) ? g_free_sized (gpa_hfinfo.hfi, __builtin_object_size ((gpa_hfinfo .hfi), 0)) : (g_free) (gpa_hfinfo.hfi);
762 | gpa_hfinfo.hfi = NULL((void*)0);
763 | }
764 |
765 | if (deregistered_fields) {
766 | g_ptr_array_free(deregistered_fields, true1);
767 | deregistered_fields = NULL((void*)0);
768 | }
769 |
770 | if (deregistered_data) {
771 | g_ptr_array_free(deregistered_data, true1);
772 | deregistered_data = NULL((void*)0);
773 | }
774 |
775 | if (deregistered_slice) {
776 | g_ptr_array_free(deregistered_slice, true1);
777 | deregistered_slice = NULL((void*)0);
778 | }
779 |
780 | g_free(tree_is_expanded)(__builtin_object_size ((tree_is_expanded), 0) != ((size_t) - 1)) ? g_free_sized (tree_is_expanded, __builtin_object_size ( (tree_is_expanded), 0)) : (g_free) (tree_is_expanded);
781 | tree_is_expanded = NULL((void*)0);
782 |
783 | if (prefixes)
784 | g_hash_table_destroy(prefixes);
785 |
786 | if (saved_dir_queue != NULL((void*)0)) {
787 | g_queue_clear_full(saved_dir_queue, g_free);
788 | g_queue_free(saved_dir_queue);
789 | saved_dir_queue = NULL((void*)0);
790 | }
791 | }
792 |
793 | void
794 | proto_cleanup(void)
795 | {
796 | proto_free_deregistered_fields();
797 | proto_cleanup_base();
798 |
799 | g_slist_free(dissector_plugins);
800 | dissector_plugins = NULL((void*)0);
801 | }
802 |
803 | static bool_Bool
804 | ws_pushd(const char* dir)
805 | {
806 | //Save the current working directory
807 | const char* save_wd = get_current_working_dir();
808 | if (save_wd != NULL((void*)0))
809 | g_queue_push_head(saved_dir_queue, g_strdup(save_wd)g_strdup_inline (save_wd));
810 |
811 | //Change to the new one
812 | #ifdef _WIN32
813 | SetCurrentDirectory(utf_8to16(dir));
814 | return true1;
815 | #else
816 | return (chdir(dir) == 0);
817 | #endif
818 | }
819 |
820 | static bool_Bool
821 | ws_popd(void)
822 | {
823 | int ret = 0;
824 | char* saved_wd = g_queue_pop_head(saved_dir_queue);
825 | if (saved_wd == NULL((void*)0))
826 | return false0;
827 |
828 | //Restore the previous one
829 | #ifdef _WIN32
830 | SetCurrentDirectory(utf_8to16(saved_wd));
831 | #else
832 | ret = chdir(saved_wd);
833 | #endif
834 | g_free(saved_wd)(__builtin_object_size ((saved_wd), 0) != ((size_t) - 1)) ? g_free_sized (saved_wd, __builtin_object_size ((saved_wd), 0)) : (g_free) (saved_wd);
835 | return (ret == 0);
836 | }
837 |
838 | void
839 | proto_execute_in_directory(const char* dir, proto_execute_in_directory_func func, void* param)
840 | {
841 | if (ws_pushd(dir))
842 | {
843 | func(param);
844 | ws_popd();
845 | }
846 | }
847 |
848 | static bool_Bool
849 | // NOLINTNEXTLINE(misc-no-recursion)
850 | proto_tree_traverse_pre_order(proto_tree *tree, proto_tree_traverse_func func,
851 | void *data)
852 | {
853 | proto_node *pnode = tree;
854 | proto_node *child;
855 | proto_node *current;
856 |
857 | if (func(pnode, data))
858 | return true1;
859 |
860 | child = pnode->first_child;
861 | while (child != NULL((void*)0)) {
862 | /*
863 | * The routine we call might modify the child, e.g. by
864 | * freeing it, so we get the child's successor before
865 | * calling that routine.
866 | */
867 | current = child;
868 | child = current->next;
869 | // We recurse here, but we're limited by prefs.gui_max_tree_depth
870 | if (proto_tree_traverse_pre_order((proto_tree *)current, func, data))
871 | return true1;
872 | }
873 |
874 | return false0;
875 | }
876 |
877 | void
878 | proto_tree_children_foreach(proto_tree *tree, proto_tree_foreach_func func,
879 | void *data)
880 | {
881 | proto_node *node = tree;
882 | proto_node *current;
883 |
884 | if (!node)
885 | return;
886 |
887 | node = node->first_child;
888 | while (node != NULL((void*)0)) {
889 | current = node;
890 | node = current->next;
891 | func((proto_tree *)current, data);
892 | }
893 | }
894 |
895 | static void
896 | free_GPtrArray_value(void *key, void *value, void *user_data _U___attribute__((unused)))
897 | {
898 | GPtrArray *ptrs = (GPtrArray *)value;
899 | int hfid = GPOINTER_TO_UINT(key)((guint) (gulong) (key));
900 | header_field_info *hfinfo;
901 |
902 | PROTO_REGISTRAR_GET_NTH(hfid, hfinfo)if((hfid == 0 || (unsigned)hfid > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 902, __func__, "Unregistered hf! index=%d", hfid); ((void) ((hfid > 0 && (unsigned)hfid < gpa_hfinfo .len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 902, "hfid > 0 && (unsigned)hfid < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfid] != ( (void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 902, "gpa_hfinfo.hfi[hfid] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[hfid];;
903 | if (hfinfo->ref_type != HF_REF_TYPE_NONE) {
904 | /* when a field is referenced by a filter this also
905 | affects the refcount for the parent protocol so we need
906 | to adjust the refcount for the parent as well
907 | */
908 | if (hfinfo->parent != -1) {
909 | header_field_info *parent_hfinfo;
910 | PROTO_REGISTRAR_GET_NTH(hfinfo->parent, parent_hfinfo)if((hfinfo->parent == 0 || (unsigned)hfinfo->parent > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 910 , __func__, "Unregistered hf! index=%d", hfinfo->parent); ( (void) ((hfinfo->parent > 0 && (unsigned)hfinfo ->parent < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 910, "hfinfo->parent > 0 && (unsigned)hfinfo->parent < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> parent] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 910, "gpa_hfinfo.hfi[hfinfo->parent] != ((void*)0)" , "Unregistered hf!")))) ; parent_hfinfo = gpa_hfinfo.hfi[hfinfo ->parent];;
911 | parent_hfinfo->ref_type = HF_REF_TYPE_NONE;
912 | }
913 | hfinfo->ref_type = HF_REF_TYPE_NONE;
914 | }
915 |
916 | g_ptr_array_free(ptrs, true1);
917 | }
918 |
919 | static void
920 | proto_tree_free_node(proto_node *node, void *data _U___attribute__((unused)))
921 | {
922 | field_info *finfo = PNODE_FINFO(node)((node)->finfo);
923 |
924 | proto_tree_children_foreach(node, proto_tree_free_node, NULL((void*)0));
925 |
926 | if (finfo) {
927 | // The fvalue_t structure was allocated using fvalue_new_pool()
928 | // (see new_field_info()) and will be reclaimed when the pool is
929 | // freed, so we only release the type-specific data it owns here.
930 | fvalue_cleanup(finfo->value);
931 | finfo->value = NULL((void*)0);
932 | }
933 | }
934 |
935 | void
936 | proto_tree_reset(proto_tree *tree)
937 | {
938 | tree_data_t *tree_data = PTREE_DATA(tree)((tree)->tree_data);
939 |
940 | proto_tree_children_foreach(tree, proto_tree_free_node, NULL((void*)0));
941 |
942 | /* free tree data */
943 | if (tree_data->interesting_hfids) {
944 | /* Free all the GPtrArray's in the interesting_hfids hash. */
945 | g_hash_table_foreach(tree_data->interesting_hfids,
946 | free_GPtrArray_value, NULL((void*)0));
947 |
948 | /* And then remove all values. */
949 | g_hash_table_remove_all(tree_data->interesting_hfids);
950 | }
951 |
952 | /* Reset track of the number of children */
953 | tree_data->count = 0;
954 |
955 | /* Reset our loop checks */
956 | tree_data->idle_count_ds_tvb = NULL((void*)0);
957 | tree_data->max_start = 0;
958 | tree_data->start_idle_count = 0;
959 |
960 | PROTO_NODE_INIT(tree)tree->first_child = ((void*)0); tree->last_child = ((void *)0); tree->next = ((void*)0);;
961 | }
962 |
963 | /* frees the resources that the dissection a proto_tree uses */
964 | void
965 | proto_tree_free(proto_tree *tree)
966 | {
967 | tree_data_t *tree_data = PTREE_DATA(tree)((tree)->tree_data);
968 |
969 | proto_tree_children_foreach(tree, proto_tree_free_node, NULL((void*)0));
970 |
971 | /* free tree data */
972 | if (tree_data->interesting_hfids) {
973 | /* Free all the GPtrArray's in the interesting_hfids hash. */
974 | g_hash_table_foreach(tree_data->interesting_hfids,
975 | free_GPtrArray_value, NULL((void*)0));
976 |
977 | /* And then destroy the hash. */
978 | g_hash_table_destroy(tree_data->interesting_hfids);
979 | }
980 |
981 | g_slice_free(tree_data_t, tree_data)do { if (1) g_slice_free1 (sizeof (tree_data_t), (tree_data)) ; else (void) ((tree_data_t*) 0 == (tree_data)); } while (0);
982 |
983 | g_slice_free(proto_tree, tree)do { if (1) g_slice_free1 (sizeof (proto_tree), (tree)); else (void) ((proto_tree*) 0 == (tree)); } while (0);
984 | }
985 |
986 | /* Is the parsing being done for a visible proto_tree or an invisible one?
987 | * By setting this correctly, the proto_tree creation is sped up by not
988 | * having to call vsnprintf and copy strings around.
989 | */
990 | bool_Bool
991 | proto_tree_set_visible(proto_tree *tree, bool_Bool visible)
992 | {
993 | bool_Bool old_visible = PTREE_DATA(tree)((tree)->tree_data)->visible;
994 |
995 | PTREE_DATA(tree)((tree)->tree_data)->visible = visible;
996 |
997 | return old_visible;
998 | }
999 |
1000 | void
1001 | proto_tree_set_fake_protocols(proto_tree *tree, bool_Bool fake_protocols)
1002 | {
1003 | if (tree)
1004 | PTREE_DATA(tree)((tree)->tree_data)->fake_protocols = fake_protocols;
1005 | }
1006 |
1007 | /* Assume dissector set only its protocol fields.
1008 | This function is called by dissectors and allows the speeding up of filtering
1009 | in wireshark; if this function returns false it is safe to reset tree to NULL
1010 | and thus skip calling most of the expensive proto_tree_add_...()
1011 | functions.
1012 | If the tree is visible we implicitly assume the field is referenced.
1013 | */
1014 | bool_Bool
1015 | proto_field_is_referenced(proto_tree *tree, int proto_id)
1016 | {
1017 | register header_field_info *hfinfo;
1018 |
1019 |
1020 | if (!tree)
1021 | return false0;
1022 |
1023 | if (PTREE_DATA(tree)((tree)->tree_data)->visible)
1024 | return true1;
1025 |
1026 | PROTO_REGISTRAR_GET_NTH(proto_id, hfinfo)if((proto_id == 0 || (unsigned)proto_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1026, __func__, "Unregistered hf! index=%d" , proto_id); ((void) ((proto_id > 0 && (unsigned)proto_id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 1026, "proto_id > 0 && (unsigned)proto_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[proto_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1026, "gpa_hfinfo.hfi[proto_id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[proto_id];;
1027 | if (hfinfo->ref_type != HF_REF_TYPE_NONE)
1028 | return true1;
1029 |
1030 | if (hfinfo->type == FT_PROTOCOL && !PTREE_DATA(tree)((tree)->tree_data)->fake_protocols)
1031 | return true1;
1032 |
1033 | return false0;
1034 | }
1035 |
1036 |
1037 | /* Finds a record in the hfinfo array by id. */
1038 | header_field_info *
1039 | proto_registrar_get_nth(unsigned hfindex)
1040 | {
1041 | register header_field_info *hfinfo;
1042 |
1043 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1043, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 1043, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1043, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
1044 | return hfinfo;
1045 | }
1046 |
1047 |
1048 | /* Prefix initialization
1049 | * this allows for a dissector to register a display filter name prefix
1050 | * so that it can delay the initialization of the hf array as long as
1051 | * possible.
1052 | */
1053 |
1054 | /* compute a hash for the part before the dot of a display filter */
1055 | static unsigned
1056 | prefix_hash (const void *key) {
1057 | /* end the string at the dot and compute its hash */
1058 | char* copy = g_strdup((const char *)key)g_strdup_inline ((const char *)key);
1059 | char* c = copy;
1060 | unsigned tmp;
1061 |
1062 | for (; *c; c++) {
1063 | if (*c == '.') {
1064 | *c = 0;
1065 | break;
1066 | }
1067 | }
1068 |
1069 | tmp = wmem_str_hash(copy);
1070 | g_free(copy)(__builtin_object_size ((copy), 0) != ((size_t) - 1)) ? g_free_sized (copy, __builtin_object_size ((copy), 0)) : (g_free) (copy);
1071 | return tmp;
1072 | }
1073 |
1074 | /* are both strings equal up to the end or the dot? */
1075 | static gboolean
1076 | prefix_equal (const void *ap, const void *bp) {
1077 | const char* a = (const char *)ap;
1078 | const char* b = (const char *)bp;
1079 |
1080 | do {
1081 | char ac = *a++;
1082 | char bc = *b++;
1083 |
1084 | if ( (ac == '.' || ac == '\0') && (bc == '.' || bc == '\0') ) return TRUE(!(0));
1085 |
1086 | if ( (ac == '.' || ac == '\0') && ! (bc == '.' || bc == '\0') ) return FALSE(0);
1087 | if ( (bc == '.' || bc == '\0') && ! (ac == '.' || ac == '\0') ) return FALSE(0);
1088 |
1089 | if (ac != bc) return FALSE(0);
1090 | } while (1);
1091 |
1092 | return FALSE(0);
1093 | }
1094 |
1095 | /* Register a new prefix for "delayed" initialization of field arrays */
1096 | void
1097 | proto_register_prefix(const char *prefix, prefix_initializer_t pi ) {
1098 | if (! prefixes ) {
1099 | prefixes = g_hash_table_new(prefix_hash, prefix_equal);
1100 | }
1101 |
1102 | g_hash_table_insert(prefixes, (void *)prefix, (void *)pi);
1103 | }
1104 |
1105 | /* helper to call all prefix initializers */
1106 | static gboolean
1107 | initialize_prefix(void *k, void *v, void *u _U___attribute__((unused))) {
1108 | ((prefix_initializer_t)v)((const char *)k);
1109 | return TRUE(!(0));
1110 | }
1111 |
1112 | /** Initialize every remaining uninitialized prefix. */
1113 | void
1114 | proto_initialize_all_prefixes(void) {
1115 | g_hash_table_foreach_remove(prefixes, initialize_prefix, NULL((void*)0));
1116 | }
1117 |
1118 | /* Finds a record in the hfinfo array by name.
1119 | * If it fails to find it in the already registered fields,
1120 | * it tries to find and call an initializer in the prefixes
1121 | * table and if so it looks again.
1122 | */
1123 |
1124 | header_field_info *
1125 | proto_registrar_get_byname(const char *field_name)
1126 | {
1127 | header_field_info *hfinfo;
1128 | prefix_initializer_t pi;
1129 |
1130 | if (!field_name)
1131 | return NULL((void*)0);
1132 |
1133 | if (g_strcmp0(field_name, last_field_name) == 0) {
1134 | return last_hfinfo;
1135 | }
1136 |
1137 | hfinfo = (header_field_info *)wmem_map_lookup(gpa_name_map, field_name);
1138 |
1139 | if (hfinfo) {
1140 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
1141 | last_field_name = g_strdup(field_name)g_strdup_inline (field_name);
1142 | last_hfinfo = hfinfo;
1143 | return hfinfo;
1144 | }
1145 |
1146 | if (!prefixes)
1147 | return NULL((void*)0);
1148 |
1149 | if ((pi = (prefix_initializer_t)g_hash_table_lookup(prefixes, field_name) ) != NULL((void*)0)) {
1150 | pi(field_name);
1151 | g_hash_table_remove(prefixes, field_name);
1152 | } else {
1153 | return NULL((void*)0);
1154 | }
1155 |
1156 | hfinfo = (header_field_info *)wmem_map_lookup(gpa_name_map, field_name);
1157 |
1158 | if (hfinfo) {
1159 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
1160 | last_field_name = g_strdup(field_name)g_strdup_inline (field_name);
1161 | last_hfinfo = hfinfo;
1162 | }
1163 | return hfinfo;
1164 | }
1165 |
1166 | header_field_info*
1167 | proto_registrar_get_byalias(const char *alias_name)
1168 | {
1169 | if (!alias_name) {
1170 | return NULL((void*)0);
1171 | }
1172 |
1173 | /* Find our aliased protocol. */
1174 | char *an_copy = g_strdup(alias_name)g_strdup_inline (alias_name);
1175 | char *dot = strchr(an_copy, '.');
1176 | if (dot) {
1177 | *dot = '\0';
1178 | }
1179 | const char *proto_pfx = (const char *) g_hash_table_lookup(gpa_protocol_aliases, an_copy);
1180 | if (!proto_pfx) {
1181 | g_free(an_copy)(__builtin_object_size ((an_copy), 0) != ((size_t) - 1)) ? g_free_sized (an_copy, __builtin_object_size ((an_copy), 0)) : (g_free) ( an_copy);
1182 | return NULL((void*)0);
1183 | }
1184 |
1185 | /* Construct our aliased field and look it up. */
1186 | GString *filter_name = g_string_new(proto_pfx);
1187 | if (dot) {
1188 | g_string_append_printf(filter_name, ".%s", dot+1);
1189 | }
1190 | header_field_info *hfinfo = proto_registrar_get_byname(filter_name->str);
1191 | g_free(an_copy)(__builtin_object_size ((an_copy), 0) != ((size_t) - 1)) ? g_free_sized (an_copy, __builtin_object_size ((an_copy), 0)) : (g_free) ( an_copy);
1192 | g_string_free(filter_name, TRUE)(__builtin_constant_p ((!(0))) ? (((!(0))) ? (g_string_free) ( (filter_name), ((!(0)))) : g_string_free_and_steal (filter_name )) : (g_string_free) ((filter_name), ((!(0)))));
1193 |
1194 | return hfinfo;
1195 | }
1196 |
1197 | int
1198 | proto_registrar_get_id_byname(const char *field_name)
1199 | {
1200 | header_field_info *hfinfo;
1201 |
1202 | hfinfo = proto_registrar_get_byname(field_name);
1203 |
1204 | if (!hfinfo)
1205 | return -1;
1206 |
1207 | return hfinfo->id;
1208 | }
1209 |
1210 | static int
1211 | label_strcat_flags(const header_field_info *hfinfo)
1212 | {
1213 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) & BASE_STR_WSP)
1214 | return FORMAT_LABEL_REPLACE_SPACE(0x1 << 0);
1215 |
1216 | return 0;
1217 | }
1218 |
1219 | static char *
1220 | format_bytes_hfinfo_maxlen(wmem_allocator_t *scope, const header_field_info *hfinfo,
1221 | const uint8_t *bytes, unsigned length, size_t max_str_len)
1222 | {
1223 | char *str = NULL((void*)0);
1224 | const uint8_t *p;
1225 | bool_Bool is_printable;
1226 |
1227 | if (bytes) {
1228 | if (hfinfo->display & BASE_SHOW_UTF_8_PRINTABLE0x00020000) {
1229 | /*
1230 | * If all bytes are valid and printable UTF-8, show the
1231 | * bytes as a string - in quotes to indicate that it's
1232 | * a string.
1233 | */
1234 | if (isprint_utf8_string((const char*)bytes, length)) {
1235 | str = wmem_strdup_printf(scope, "\"%.*s\"",
1236 | (int)length, bytes);
1237 | return str;
1238 | }
1239 | } else if (hfinfo->display & BASE_SHOW_ASCII_PRINTABLE0x00010000) {
1240 | /*
1241 | * Check whether all bytes are printable.
1242 | */
1243 | is_printable = true1;
1244 | for (p = bytes; p < bytes+length; p++) {
1245 | if (!g_ascii_isprint(*p)((g_ascii_table[(guchar) (*p)] & G_ASCII_PRINT) != 0)) {
1246 | /* Not printable. */
1247 | is_printable = false0;
1248 | break;
1249 | }
1250 | }
1251 |
1252 | /*
1253 | * If all bytes are printable ASCII, show the bytes
1254 | * as a string - in quotes to indicate that it's
1255 | * a string.
1256 | */
1257 | if (is_printable) {
1258 | str = wmem_strdup_printf(scope, "\"%.*s\"",
1259 | (int)length, bytes);
1260 | return str;
1261 | }
1262 | }
1263 |
1264 | /*
1265 | * Either it's not printable ASCII, or we don't care whether
1266 | * it's printable ASCII; show it as hex bytes.
1267 | */
1268 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
1269 | case SEP_DOT:
1270 | str = bytes_to_str_punct_maxlen(scope, bytes, length, '.', max_str_len/3);
1271 | break;
1272 | case SEP_DASH:
1273 | str = bytes_to_str_punct_maxlen(scope, bytes, length, '-', max_str_len/3);
1274 | break;
1275 | case SEP_COLON:
1276 | str = bytes_to_str_punct_maxlen(scope, bytes, length, ':', max_str_len/3);
1277 | break;
1278 | case SEP_SPACE:
1279 | str = bytes_to_str_punct_maxlen(scope, bytes, length, ' ', max_str_len/3);
1280 | break;
1281 | case BASE_NONE:
1282 | default:
1283 | if (prefs.display_byte_fields_with_spaces) {
1284 | str = bytes_to_str_punct_maxlen(scope, bytes, length, ' ', max_str_len/3);
1285 | } else {
1286 | str = bytes_to_str_maxlen(scope, bytes, length, max_str_len/2);
1287 | }
1288 | break;
1289 | }
1290 | }
1291 | else {
1292 | if (hfinfo->display & BASE_ALLOW_ZERO0x00000800) {
1293 | str = wmem_strdup(scope, "<none>");
1294 | } else {
1295 | str = wmem_strdup(scope, "<MISSING>");
1296 | }
1297 | }
1298 | return str;
1299 | }
1300 |
1301 | static char *
1302 | format_bytes_hfinfo(wmem_allocator_t *scope, const header_field_info *hfinfo,
1303 | const uint8_t *bytes, unsigned length)
1304 | {
1305 | return format_bytes_hfinfo_maxlen(scope, hfinfo, bytes, length, ITEM_LABEL_LENGTH240);
1306 | }
1307 |
1308 | static void
1309 | ptvcursor_new_subtree_levels(ptvcursor_t *ptvc)
1310 | {
1311 | subtree_lvl *pushed_tree;
1312 |
1313 | DISSECTOR_ASSERT(ptvc->pushed_tree_max <= SUBTREE_MAX_LEVELS-SUBTREE_ONCE_ALLOCATION_NUMBER)((void) ((ptvc->pushed_tree_max <= 256 -8) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\"", "epan/proto.c" , 1313, "ptvc->pushed_tree_max <= 256-8"))));
1314 | ptvc->pushed_tree_max += SUBTREE_ONCE_ALLOCATION_NUMBER8;
1315 |
1316 | pushed_tree = (subtree_lvl *)wmem_realloc(ptvc->scope, (void *)ptvc->pushed_tree, sizeof(subtree_lvl) * ptvc->pushed_tree_max);
1317 | DISSECTOR_ASSERT(pushed_tree != NULL)((void) ((pushed_tree != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 1317, "pushed_tree != ((void*)0)" ))));
1318 | ptvc->pushed_tree = pushed_tree;
1319 | }
1320 |
1321 | static void
1322 | ptvcursor_free_subtree_levels(ptvcursor_t *ptvc)
1323 | {
1324 | ptvc->pushed_tree = NULL((void*)0);
1325 | ptvc->pushed_tree_max = 0;
1326 | DISSECTOR_ASSERT(ptvc->pushed_tree_index == 0)((void) ((ptvc->pushed_tree_index == 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 1326, "ptvc->pushed_tree_index == 0" ))));
1327 | ptvc->pushed_tree_index = 0;
1328 | }
1329 |
1330 | /* Allocates an initializes a ptvcursor_t with 3 variables:
1331 | * proto_tree, tvbuff, and offset. */
1332 | ptvcursor_t *
1333 | ptvcursor_new(wmem_allocator_t *scope, proto_tree *tree, tvbuff_t *tvb, unsigned offset)
1334 | {
1335 | ptvcursor_t *ptvc;
1336 |
1337 | ptvc = wmem_new(scope, ptvcursor_t)((ptvcursor_t*)wmem_alloc((scope), sizeof(ptvcursor_t)));
1338 | ptvc->scope = scope;
1339 | ptvc->tree = tree;
1340 | ptvc->tvb = tvb;
1341 | ptvc->offset = offset;
1342 | ptvc->pushed_tree = NULL((void*)0);
1343 | ptvc->pushed_tree_max = 0;
1344 | ptvc->pushed_tree_index = 0;
1345 | return ptvc;
1346 | }
1347 |
1348 |
1349 | /* Frees memory for ptvcursor_t, but nothing deeper than that. */
1350 | void
1351 | ptvcursor_free(ptvcursor_t *ptvc)
1352 | {
1353 | ptvcursor_free_subtree_levels(ptvc);
1354 | wmem_free(ptvc->scope, ptvc);
1355 | }
1356 |
1357 | /* Returns tvbuff. */
1358 | tvbuff_t *
1359 | ptvcursor_tvbuff(ptvcursor_t *ptvc)
1360 | {
1361 | return ptvc->tvb;
1362 | }
1363 |
1364 | /* Returns current offset. */
1365 | unsigned
1366 | ptvcursor_current_offset(ptvcursor_t *ptvc)
1367 | {
1368 | return ptvc->offset;
1369 | }
1370 |
1371 | proto_tree *
1372 | ptvcursor_tree(ptvcursor_t *ptvc)
1373 | {
1374 | if (!ptvc)
1375 | return NULL((void*)0);
1376 |
1377 | return ptvc->tree;
1378 | }
1379 |
1380 | void
1381 | ptvcursor_set_tree(ptvcursor_t *ptvc, proto_tree *tree)
1382 | {
1383 | ptvc->tree = tree;
1384 | }
1385 |
1386 | /* creates a subtree, sets it as the working tree and pushes the old working tree */
1387 | proto_tree *
1388 | ptvcursor_push_subtree(ptvcursor_t *ptvc, proto_item *it, int ett_subtree)
1389 | {
1390 | subtree_lvl *subtree;
1391 | if (ptvc->pushed_tree_index >= ptvc->pushed_tree_max)
1392 | ptvcursor_new_subtree_levels(ptvc);
1393 |
1394 | subtree = ptvc->pushed_tree + ptvc->pushed_tree_index;
1395 | subtree->tree = ptvc->tree;
1396 | subtree->it= NULL((void*)0);
1397 | ptvc->pushed_tree_index++;
1398 | return ptvcursor_set_subtree(ptvc, it, ett_subtree);
1399 | }
1400 |
1401 | /* pops a subtree */
1402 | void
1403 | ptvcursor_pop_subtree(ptvcursor_t *ptvc)
1404 | {
1405 | subtree_lvl *subtree;
1406 |
1407 | if (ptvc->pushed_tree_index <= 0)
1408 | return;
1409 |
1410 | ptvc->pushed_tree_index--;
1411 | subtree = ptvc->pushed_tree + ptvc->pushed_tree_index;
1412 | if (subtree->it != NULL((void*)0))
1413 | proto_item_set_len(subtree->it, ptvcursor_current_offset(ptvc) - subtree->cursor_offset);
1414 |
1415 | ptvc->tree = subtree->tree;
1416 | }
1417 |
1418 | /* saves the current tvb offset and the item in the current subtree level */
1419 | static void
1420 | ptvcursor_subtree_set_item(ptvcursor_t *ptvc, proto_item *it)
1421 | {
1422 | subtree_lvl *subtree;
1423 |
1424 | DISSECTOR_ASSERT(ptvc->pushed_tree_index > 0)((void) ((ptvc->pushed_tree_index > 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 1424, "ptvc->pushed_tree_index > 0" ))));
1425 |
1426 | subtree = ptvc->pushed_tree + ptvc->pushed_tree_index - 1;
1427 | subtree->it = it;
1428 | subtree->cursor_offset = ptvcursor_current_offset(ptvc);
1429 | }
1430 |
1431 | /* Creates a subtree and adds it to the cursor as the working tree but does not
1432 | * save the old working tree */
1433 | proto_tree *
1434 | ptvcursor_set_subtree(ptvcursor_t *ptvc, proto_item *it, int ett_subtree)
1435 | {
1436 | ptvc->tree = proto_item_add_subtree(it, ett_subtree);
1437 | return ptvc->tree;
1438 | }
1439 |
1440 | static proto_tree *
1441 | ptvcursor_add_subtree_item(ptvcursor_t *ptvc, proto_item *it, int ett_subtree, int length)
1442 | {
1443 | ptvcursor_push_subtree(ptvc, it, ett_subtree);
1444 | if (length == SUBTREE_UNDEFINED_LENGTH-1)
1445 | ptvcursor_subtree_set_item(ptvc, it);
1446 | return ptvcursor_tree(ptvc);
1447 | }
1448 |
1449 | /* Add an item to the tree and create a subtree
1450 | * If the length is unknown, length may be defined as SUBTREE_UNDEFINED_LENGTH.
1451 | * In this case, when the subtree will be closed, the parent item length will
1452 | * be equal to the advancement of the cursor since the creation of the subtree.
1453 | */
1454 | proto_tree *
1455 | ptvcursor_add_with_subtree(ptvcursor_t *ptvc, int hfindex, int length,
1456 | const unsigned encoding, int ett_subtree)
1457 | {
1458 | proto_item *it;
1459 |
1460 | it = ptvcursor_add_no_advance(ptvc, hfindex, length, encoding);
1461 | return ptvcursor_add_subtree_item(ptvc, it, ett_subtree, length);
1462 | }
1463 |
1464 | static proto_item *
1465 | proto_tree_add_text_node(proto_tree *tree, tvbuff_t *tvb, unsigned start, int length);
1466 |
1467 | /* Add a text node to the tree and create a subtree
1468 | * If the length is unknown, length may be defined as SUBTREE_UNDEFINED_LENGTH.
1469 | * In this case, when the subtree will be closed, the item length will be equal
1470 | * to the advancement of the cursor since the creation of the subtree.
1471 | */
1472 | proto_tree *
1473 | ptvcursor_add_text_with_subtree(ptvcursor_t *ptvc, int length,
1474 | int ett_subtree, const char *format, ...)
1475 | {
1476 | proto_item *pi;
1477 | va_list ap;
1478 | header_field_info *hfinfo;
1479 | proto_tree *tree;
1480 |
1481 | tree = ptvcursor_tree(ptvc);
1482 |
1483 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
1484 |
1485 | TRY_TO_FAKE_THIS_ITEM(tree, hf_text_only, hfinfo)((tree)->tree_data)->count++; if((hf_text_only == 0 || ( unsigned)hf_text_only > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1485 , __func__, "Unregistered hf! index=%d", hf_text_only); ((void ) ((hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1485, "hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_text_only ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1485, "gpa_hfinfo.hfi[hf_text_only] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_text_only ];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1485, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
1486 |
1487 | pi = proto_tree_add_text_node(tree, ptvcursor_tvbuff(ptvc),
1488 | ptvcursor_current_offset(ptvc), length);
1489 |
1490 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1490, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
1491 |
1492 | va_start(ap, format)__builtin_va_start(ap, format);
1493 | proto_tree_set_representation(pi, format, ap);
1494 | va_end(ap)__builtin_va_end(ap);
1495 |
1496 | return ptvcursor_add_subtree_item(ptvc, pi, ett_subtree, length);
1497 | }
1498 |
1499 | /* Add a text-only node, leaving it to our caller to fill the text in */
1500 | static proto_item *
1501 | proto_tree_add_text_node(proto_tree *tree, tvbuff_t *tvb, unsigned start, int length)
1502 | {
1503 | proto_item *pi;
1504 |
1505 | if (tree == NULL((void*)0))
1506 | return NULL((void*)0);
1507 |
1508 | pi = proto_tree_add_pi(tree, &hfi_text_only, tvb, start, &length);
1509 |
1510 | return pi;
1511 | }
1512 |
1513 | /* (INTERNAL USE ONLY) Add a text-only node to the proto_tree */
1514 | proto_item *
1515 | proto_tree_add_text_internal(proto_tree *tree, tvbuff_t *tvb, unsigned start, unsigned length,
1516 | const char *format, ...)
1517 | {
1518 | proto_item *pi;
1519 | va_list ap;
1520 | header_field_info *hfinfo;
1521 |
1522 | tvb_ensure_bytes_exist(tvb, start, length);
1523 |
1524 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
1525 |
1526 | TRY_TO_FAKE_THIS_ITEM(tree, hf_text_only, hfinfo)((tree)->tree_data)->count++; if((hf_text_only == 0 || ( unsigned)hf_text_only > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1526 , __func__, "Unregistered hf! index=%d", hf_text_only); ((void ) ((hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1526, "hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_text_only ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1526, "gpa_hfinfo.hfi[hf_text_only] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_text_only ];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1526, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
1527 |
1528 | pi = proto_tree_add_text_node(tree, tvb, start, length);
1529 |
1530 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1530, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
1531 |
1532 | va_start(ap, format)__builtin_va_start(ap, format);
1533 | proto_tree_set_representation(pi, format, ap);
1534 | va_end(ap)__builtin_va_end(ap);
1535 |
1536 | return pi;
1537 | }
1538 |
1539 | /* (INTERNAL USE ONLY) Add a text-only node to the proto_tree (va_list version) */
1540 | proto_item *
1541 | proto_tree_add_text_valist_internal(proto_tree *tree, tvbuff_t *tvb, unsigned start,
1542 | unsigned length, const char *format, va_list ap)
1543 | {
1544 | proto_item *pi;
1545 | header_field_info *hfinfo;
1546 |
1547 | /* proto_tree_add_text_node calls proto_tree_add_pi() with the
1548 | * FT_NONE hf_text_only, which calls get_hfi_length, which adjusts
1549 | * the length to be what's in the tvbuff if length is -1, and the
1550 | * minimum of length and what's in the tvbuff if not.
1551 | */
1552 |
1553 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
1554 |
1555 | TRY_TO_FAKE_THIS_ITEM(tree, hf_text_only, hfinfo)((tree)->tree_data)->count++; if((hf_text_only == 0 || ( unsigned)hf_text_only > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1555 , __func__, "Unregistered hf! index=%d", hf_text_only); ((void ) ((hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1555, "hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_text_only ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1555, "gpa_hfinfo.hfi[hf_text_only] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_text_only ];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1555, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
1556 |
1557 | pi = proto_tree_add_text_node(tree, tvb, start, length);
1558 |
1559 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1559, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
1560 |
1561 | proto_tree_set_representation(pi, format, ap);
1562 |
1563 | return pi;
1564 | }
1565 |
1566 | /* Add a text-only node that creates a subtree underneath.
1567 | */
1568 | proto_tree *
1569 | proto_tree_add_subtree(proto_tree *tree, tvbuff_t *tvb, unsigned start, int length, int idx, proto_item **tree_item, const char *text)
1570 | {
1571 | return proto_tree_add_subtree_format(tree, tvb, start, length, idx, tree_item, "%s", text);
1572 | }
1573 |
1574 | /* Add a text-only node that creates a subtree underneath.
1575 | */
1576 | proto_tree *
1577 | proto_tree_add_subtree_format(proto_tree *tree, tvbuff_t *tvb, unsigned start, int length, int idx, proto_item **tree_item, const char *format, ...)
1578 | {
1579 | proto_tree *pt;
1580 | proto_item *pi;
1581 | va_list ap;
1582 |
1583 | if (length == -1) {
1584 | length = tvb_captured_length_remaining(tvb, start);
1585 | }
1586 |
1587 | va_start(ap, format)__builtin_va_start(ap, format);
1588 | pi = proto_tree_add_text_valist_internal(tree, tvb, start, length, format, ap);
1589 | va_end(ap)__builtin_va_end(ap);
1590 |
1591 | if (tree_item != NULL((void*)0))
1592 | *tree_item = pi;
1593 |
1594 | pt = proto_item_add_subtree(pi, idx);
1595 |
1596 | return pt;
1597 | }
1598 |
1599 | /* Add a text-only node for debugging purposes. The caller doesn't need
1600 | * to worry about tvbuff, start, or length. Debug message gets sent to
1601 | * STDOUT, too */
1602 | proto_item *
1603 | proto_tree_add_debug_text(proto_tree *tree, const char *format, ...)
1604 | {
1605 | proto_item *pi;
1606 | va_list ap;
1607 |
1608 | pi = proto_tree_add_text_node(tree, NULL((void*)0), 0, 0);
1609 |
1610 | if (pi) {
1611 | va_start(ap, format)__builtin_va_start(ap, format);
1612 | proto_tree_set_representation(pi, format, ap);
1613 | va_end(ap)__builtin_va_end(ap);
1614 | }
1615 | va_start(ap, format)__builtin_va_start(ap, format);
1616 | vprintf(format, ap);
1617 | va_end(ap)__builtin_va_end(ap);
1618 | printf("\n");
1619 |
1620 | return pi;
1621 | }
1622 |
1623 | proto_item *
1624 | proto_tree_add_format_text(proto_tree *tree, tvbuff_t *tvb, unsigned start, unsigned length)
1625 | {
1626 | proto_item *pi;
1627 | header_field_info *hfinfo;
1628 |
1629 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
1630 |
1631 | TRY_TO_FAKE_THIS_ITEM(tree, hf_text_only, hfinfo)((tree)->tree_data)->count++; if((hf_text_only == 0 || ( unsigned)hf_text_only > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1631 , __func__, "Unregistered hf! index=%d", hf_text_only); ((void ) ((hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1631, "hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_text_only ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1631, "gpa_hfinfo.hfi[hf_text_only] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_text_only ];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1631, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
1632 |
1633 | pi = proto_tree_add_text_node(tree, tvb, start, length);
1634 |
1635 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1635, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
1636 |
1637 | proto_item_set_text(pi, "%s", tvb_format_text(tree->tree_data->pinfo->pool, tvb, start, length));
1638 |
1639 | return pi;
1640 | }
1641 |
1642 | proto_item *
1643 | proto_tree_add_format_wsp_text(proto_tree *tree, tvbuff_t *tvb, unsigned start, unsigned length)
1644 | {
1645 | proto_item *pi;
1646 | header_field_info *hfinfo;
1647 | char *str;
1648 |
1649 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
1650 |
1651 | TRY_TO_FAKE_THIS_ITEM(tree, hf_text_only, hfinfo)((tree)->tree_data)->count++; if((hf_text_only == 0 || ( unsigned)hf_text_only > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1651 , __func__, "Unregistered hf! index=%d", hf_text_only); ((void ) ((hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1651, "hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_text_only ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1651, "gpa_hfinfo.hfi[hf_text_only] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_text_only ];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1651, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
1652 |
1653 | pi = proto_tree_add_text_node(tree, tvb, start, length);
1654 |
1655 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1655, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
1656 |
1657 | str = tvb_format_text_wsp(NULL((void*)0), tvb, start, length);
1658 | proto_item_set_text(pi, "%s", str);
1659 | wmem_free(NULL((void*)0), str);
1660 |
1661 | return pi;
1662 | }
1663 |
1664 | void proto_report_dissector_bug(const char *format, ...)
1665 | {
1666 | va_list args;
1667 |
1668 | if (wireshark_abort_on_dissector_bug) {
1669 | /*
1670 | * Try to have the error message show up in the crash
1671 | * information.
1672 | */
1673 | va_start(args, format)__builtin_va_start(args, format);
1674 | ws_vadd_crash_info(format, args);
1675 | va_end(args)__builtin_va_end(args);
1676 |
1677 | /*
1678 | * Print the error message.
1679 | */
1680 | va_start(args, format)__builtin_va_start(args, format);
1681 | vfprintf(stderrstderr, format, args);
1682 | va_end(args)__builtin_va_end(args);
1683 | putc('\n', stderrstderr);
1684 |
1685 | /*
1686 | * And crash.
1687 | */
1688 | abort();
1689 | } else {
1690 | va_start(args, format)__builtin_va_start(args, format);
1691 | VTHROW_FORMATTED(DissectorError, format, args)except_vthrowf(1, (6), format, args);
1692 | va_end(args)__builtin_va_end(args);
1693 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1693 , __func__, "assertion \"not reached\" failed"); /* GCC 12 with ASAN needs this. */
1694 | }
1695 | }
1696 |
1697 | /* We could probably get away with changing is_error to a minimum length value. */
1698 | static void
1699 | report_type_length_mismatch(proto_tree *tree, const char *descr, int length, bool_Bool is_error)
1700 | {
1701 | if (is_error) {
1702 | expert_add_info_format(NULL((void*)0), tree, &ei_type_length_mismatch_error, "Trying to fetch %s with length %d", descr, length);
1703 | } else {
1704 | expert_add_info_format(NULL((void*)0), tree, &ei_type_length_mismatch_warn, "Trying to fetch %s with length %d", descr, length);
1705 | }
1706 |
1707 | if (is_error) {
1708 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
1709 | }
1710 | }
1711 |
1712 | static uint32_t
1713 | get_uint_value(proto_tree *tree, tvbuff_t *tvb, unsigned offset, int length, const unsigned encoding)
1714 | {
1715 | uint32_t value;
1716 | bool_Bool length_error;
1717 |
1718 | switch (length) {
1719 |
1720 | case 1:
1721 | value = tvb_get_uint8(tvb, offset);
1722 | if (encoding & ENC_ZIGBEE0x40000000) {
1723 | if (value == 0xFF) { /* Invalid Zigbee length, set to 0 */
1724 | value = 0;
1725 | }
1726 | }
1727 | break;
1728 |
1729 | case 2:
1730 | value = (encoding & ENC_LITTLE_ENDIAN0x80000000) ? tvb_get_letohs(tvb, offset)
1731 | : tvb_get_ntohs(tvb, offset);
1732 | if (encoding & ENC_ZIGBEE0x40000000) {
1733 | if (value == 0xFFFF) { /* Invalid Zigbee length, set to 0 */
1734 | value = 0;
1735 | }
1736 | }
1737 | break;
1738 |
1739 | case 3:
1740 | value = (encoding & ENC_LITTLE_ENDIAN0x80000000) ? tvb_get_letoh24(tvb, offset)
1741 | : tvb_get_ntoh24(tvb, offset);
1742 | break;
1743 |
1744 | case 4:
1745 | value = (encoding & ENC_LITTLE_ENDIAN0x80000000) ? tvb_get_letohl(tvb, offset)
1746 | : tvb_get_ntohl(tvb, offset);
1747 | break;
1748 |
1749 | default:
1750 | if (length < 1) {
1751 | length_error = true1;
1752 | value = 0;
1753 | } else {
1754 | length_error = false0;
1755 | value = (encoding & ENC_LITTLE_ENDIAN0x80000000) ? tvb_get_letohl(tvb, offset)
1756 | : tvb_get_ntohl(tvb, offset);
1757 | }
1758 | report_type_length_mismatch(tree, "an unsigned integer", length, length_error);
1759 | break;
1760 | }
1761 | return value;
1762 | }
1763 |
1764 | static inline uint64_t
1765 | get_uint64_value(proto_tree *tree, tvbuff_t *tvb, unsigned offset, unsigned length, const unsigned encoding)
1766 | {
1767 | uint64_t value;
1768 |
1769 | value = tvb_get_uint64_with_length(tvb, offset, length, encoding);
1770 |
1771 | if (length < 1 || length > 8) {
1772 | report_type_length_mismatch(tree, "an unsigned integer", length, (length < 1));
1773 | }
1774 |
1775 | return value;
1776 | }
1777 |
1778 | static int32_t
1779 | get_int_value(proto_tree *tree, tvbuff_t *tvb, unsigned offset, int length, const unsigned encoding)
1780 | {
1781 | int32_t value;
1782 | bool_Bool length_error;
1783 |
1784 | switch (length) {
1785 |
1786 | case 1:
1787 | value = tvb_get_int8(tvb, offset);
1788 | break;
1789 |
1790 | case 2:
1791 | value = encoding ? tvb_get_letohis(tvb, offset)
1792 | : tvb_get_ntohis(tvb, offset);
1793 | break;
1794 |
1795 | case 3:
1796 | value = encoding ? tvb_get_letohi24(tvb, offset)
1797 | : tvb_get_ntohi24(tvb, offset);
1798 | break;
1799 |
1800 | case 4:
1801 | value = encoding ? tvb_get_letohil(tvb, offset)
1802 | : tvb_get_ntohil(tvb, offset);
1803 | break;
1804 |
1805 | default:
1806 | if (length < 1) {
1807 | length_error = true1;
1808 | value = 0;
1809 | } else {
1810 | length_error = false0;
1811 | value = encoding ? tvb_get_letohil(tvb, offset)
1812 | : tvb_get_ntohil(tvb, offset);
1813 | }
1814 | report_type_length_mismatch(tree, "a signed integer", length, length_error);
1815 | break;
1816 | }
1817 | return value;
1818 | }
1819 |
1820 | /* Note: this returns an unsigned int64, but with the appropriate bit(s) set to
1821 | * be cast-able as a int64_t. This is weird, but what the code has always done.
1822 | */
1823 | static inline uint64_t
1824 | get_int64_value(proto_tree *tree, tvbuff_t *tvb, unsigned start, unsigned length, const unsigned encoding)
1825 | {
1826 | uint64_t value = get_uint64_value(tree, tvb, start, length, encoding);
1827 |
1828 | switch (length) {
1829 | case 7:
1830 | value = ws_sign_ext64(value, 56);
1831 | break;
1832 | case 6:
1833 | value = ws_sign_ext64(value, 48);
1834 | break;
1835 | case 5:
1836 | value = ws_sign_ext64(value, 40);
1837 | break;
1838 | case 4:
1839 | value = ws_sign_ext64(value, 32);
1840 | break;
1841 | case 3:
1842 | value = ws_sign_ext64(value, 24);
1843 | break;
1844 | case 2:
1845 | value = ws_sign_ext64(value, 16);
1846 | break;
1847 | case 1:
1848 | value = ws_sign_ext64(value, 8);
1849 | break;
1850 | }
1851 |
1852 | return value;
1853 | }
1854 |
1855 | /* For FT_STRING */
1856 | static inline const uint8_t *
1857 | get_string_value(wmem_allocator_t *scope, tvbuff_t *tvb, unsigned start,
1858 | int length, unsigned *ret_length, const unsigned encoding)
1859 | {
1860 | if (length == -1) {
1861 | *ret_length = tvb_ensure_captured_length_remaining(tvb, start);
1862 | } else {
1863 | *ret_length = length;
1864 | }
1865 | return tvb_get_string_enc(scope, tvb, start, *ret_length, encoding);
1866 | }
1867 |
1868 | /* For FT_STRINGZ */
1869 | static inline const uint8_t *
1870 | get_stringz_value(wmem_allocator_t *scope, proto_tree *tree, tvbuff_t *tvb,
1871 | unsigned start, int length, unsigned *ret_length, const unsigned encoding)
1872 | {
1873 | const uint8_t *value;
1874 |
1875 | if (length < -1) {
1876 | report_type_length_mismatch(tree, "a string", length, true1);
1877 | }
1878 |
1879 | /* XXX - Ideally, every "null-terminated string which fits into a
1880 | * known length" should be either FT_STRINGZPAD or FT_STRINGZTRUNC
1881 | * as appropriate, not a FT_STRINGZ. If so, then we could always call
1882 | * tvb_get_stringz_enc here. Failing that, we could treat length 0
1883 | * as unknown length as well (since there is a trailing '\0', the real
1884 | * length is never zero), allowing switching to unsigned lengths.
1885 | */
1886 | if (length == -1) {
1887 | /* This can throw an exception */
1888 | value = tvb_get_stringz_enc(scope, tvb, start, ret_length, encoding);
1889 | } else {
1890 | /* In this case, length signifies the length of the string.
1891 | *
1892 | * This could either be a null-padded string, which doesn't
1893 | * necessarily have a '\0' at the end, or a null-terminated
1894 | * string, with a trailing '\0'. (Yes, there are cases
1895 | * where you have a string that's both counted and null-
1896 | * terminated.)
1897 | *
1898 | * In the first case, we must allocate a buffer of length
1899 | * "length+1", to make room for a trailing '\0'.
1900 | *
1901 | * In the second case, we don't assume that there is a
1902 | * trailing '\0' there, as the packet might be malformed.
1903 | * (XXX - should we throw an exception if there's no
1904 | * trailing '\0'?) Therefore, we allocate a buffer of
1905 | * length "length+1", and put in a trailing '\0', just to
1906 | * be safe.
1907 | *
1908 | * (XXX - this would change if we made string values counted
1909 | * rather than null-terminated.)
1910 | */
1911 | *ret_length = length;
1912 | value = tvb_get_string_enc(scope, tvb, start, *ret_length, encoding);
1913 | }
1914 | return value;
1915 | }
1916 |
1917 | /* For FT_UINT_STRING */
1918 | static inline const uint8_t *
1919 | get_uint_string_value(wmem_allocator_t *scope, proto_tree *tree,
1920 | tvbuff_t *tvb, unsigned start, int length, unsigned *ret_length,
1921 | const unsigned encoding)
1922 | {
1923 | uint32_t n;
1924 | const uint8_t *value;
1925 |
1926 | /* I believe it's ok if this is called with a NULL tree */
1927 | n = get_uint_value(tree, tvb, start, length, encoding & ~ENC_CHARENCODING_MASK0x0000FFFE);
1928 | value = tvb_get_string_enc(scope, tvb, start + length, n, encoding);
1929 | *ret_length = length + n;
1930 | return value;
1931 | }
1932 |
1933 | /* For FT_STRINGZPAD */
1934 | static inline const uint8_t *
1935 | get_stringzpad_value(wmem_allocator_t *scope, tvbuff_t *tvb, unsigned start,
1936 | int length, unsigned *ret_length, const unsigned encoding)
1937 | {
1938 | /*
1939 | * XXX - currently, string values are null-
1940 | * terminated, so a "zero-padded" string
1941 | * isn't special. If we represent string
1942 | * values as something that includes a counted
1943 | * array of bytes, we'll need to strip the
1944 | * trailing NULs.
1945 | */
1946 | if (length == -1) {
1947 | *ret_length = tvb_ensure_captured_length_remaining(tvb, start);
1948 | } else {
1949 | *ret_length = length;
1950 | }
1951 | return tvb_get_string_enc(scope, tvb, start, *ret_length, encoding);
1952 | }
1953 |
1954 | /* For FT_STRINGZTRUNC */
1955 | static inline const uint8_t *
1956 | get_stringztrunc_value(wmem_allocator_t *scope, tvbuff_t *tvb, unsigned start,
1957 | int length, unsigned *ret_length, const unsigned encoding)
1958 | {
1959 | /*
1960 | * XXX - currently, string values are null-
1961 | * terminated, so a "zero-truncated" string
1962 | * isn't special. If we represent string
1963 | * values as something that includes a counted
1964 | * array of bytes, we'll need to strip everything
1965 | * starting with the terminating NUL.
1966 | */
1967 | if (length == -1) {
1968 | *ret_length = tvb_ensure_captured_length_remaining(tvb, start);
1969 | } else {
1970 | *ret_length = length;
1971 | }
1972 | return tvb_get_string_enc(scope, tvb, start, *ret_length, encoding);
1973 | }
1974 |
1975 | /*
1976 | * Deltas between the epochs for various non-UN*X time stamp formats and
1977 | * the January 1, 1970, 00:00:00 (proleptic?) UTC epoch for the UN*X time
1978 | * stamp format.
1979 | */
1980 |
1981 | /*
1982 | * NTP Era 0: the epoch is January 1, 1900, 00:00:00 (proleptic?) UTC.
1983 | * XXX - if it's OK if this is unsigned, can we just use
1984 | * EPOCH_DELTA_1900_01_01_00_00_00_UTC?
1985 | */
1986 | #define NTP_TIMEDIFF1900TO1970SEC2208988800L INT64_C(2208988800)2208988800L
1987 |
1988 | /*
1989 | * NTP Era 1: the epoch is February 7, 2036, 06:28:16 UTC.
1990 | */
1991 | #define NTP_TIMEDIFF1970TO2036SEC2085978496L INT64_C(2085978496)2085978496L
1992 |
1993 | /* this can be called when there is no tree, so tree may be null */
1994 | static void
1995 | get_time_value(proto_tree *tree, tvbuff_t *tvb, const unsigned start,
1996 | const int length, const unsigned encoding, nstime_t *time_stamp,
1997 | const bool_Bool is_relative)
1998 | {
1999 | uint32_t tmpsecs;
2000 | uint64_t tmp64secs;
2001 | uint64_t todusecs;
2002 |
2003 | switch (encoding) {
2004 |
2005 | case ENC_TIME_SECS_NSECS0x00000000|ENC_BIG_ENDIAN0x00000000:
2006 | /*
2007 | * If the length is 16, 8-byte seconds, followed
2008 | * by 8-byte fractional time in nanoseconds,
2009 | * both big-endian.
2010 | *
2011 | * If the length is 12, 8-byte seconds, followed
2012 | * by 4-byte fractional time in nanoseconds,
2013 | * both big-endian.
2014 | *
2015 | * If the length is 8, 4-byte seconds, followed
2016 | * by 4-byte fractional time in nanoseconds,
2017 | * both big-endian.
2018 | *
2019 | * For absolute times, the seconds are seconds
2020 | * since the UN*X epoch.
2021 | */
2022 | if (length == 16) {
2023 | time_stamp->secs = (time_t)tvb_get_ntoh64(tvb, start);
2024 | time_stamp->nsecs = (uint32_t)tvb_get_ntoh64(tvb, start+8);
2025 | } else if (length == 12) {
2026 | time_stamp->secs = (time_t)tvb_get_ntoh64(tvb, start);
2027 | time_stamp->nsecs = tvb_get_ntohl(tvb, start+8);
2028 | } else if (length == 8) {
2029 | time_stamp->secs = (time_t)tvb_get_ntohl(tvb, start);
2030 | time_stamp->nsecs = tvb_get_ntohl(tvb, start+4);
2031 | } else if (length == 4) {
2032 | /*
2033 | * Backwards compatibility.
2034 | * ENC_TIME_SECS_NSECS is 0; using
2035 | * ENC_BIG_ENDIAN by itself with a 4-byte
2036 | * time-in-seconds value was done in the
2037 | * past.
2038 | */
2039 | time_stamp->secs = (time_t)tvb_get_ntohl(tvb, start);
2040 | time_stamp->nsecs = 0;
2041 | } else {
2042 | time_stamp->secs = 0;
2043 | time_stamp->nsecs = 0;
2044 | report_type_length_mismatch(tree, "a timespec", length, (length < 4));
2045 | }
2046 | break;
2047 |
2048 | case ENC_TIME_SECS_NSECS0x00000000|ENC_LITTLE_ENDIAN0x80000000:
2049 | /*
2050 | * If the length is 16, 8-byte seconds, followed
2051 | * by 8-byte fractional time in nanoseconds,
2052 | * both little-endian.
2053 | *
2054 | * If the length is 12, 8-byte seconds, followed
2055 | * by 4-byte fractional time in nanoseconds,
2056 | * both little-endian.
2057 | *
2058 | * If the length is 8, 4-byte seconds, followed
2059 | * by 4-byte fractional time in nanoseconds,
2060 | * both little-endian.
2061 | *
2062 | * For absolute times, the seconds are seconds
2063 | * since the UN*X epoch.
2064 | */
2065 | if (length == 16) {
2066 | time_stamp->secs = (time_t)tvb_get_letoh64(tvb, start);
2067 | time_stamp->nsecs = (uint32_t)tvb_get_letoh64(tvb, start+8);
2068 | } else if (length == 12) {
2069 | time_stamp->secs = (time_t)tvb_get_letoh64(tvb, start);
2070 | time_stamp->nsecs = tvb_get_letohl(tvb, start+8);
2071 | } else if (length == 8) {
2072 | time_stamp->secs = (time_t)tvb_get_letohl(tvb, start);
2073 | time_stamp->nsecs = tvb_get_letohl(tvb, start+4);
2074 | } else if (length == 4) {
2075 | /*
2076 | * Backwards compatibility.
2077 | * ENC_TIME_SECS_NSECS is 0; using
2078 | * ENC_LITTLE_ENDIAN by itself with a 4-byte
2079 | * time-in-seconds value was done in the
2080 | * past.
2081 | */
2082 | time_stamp->secs = (time_t)tvb_get_letohl(tvb, start);
2083 | time_stamp->nsecs = 0;
2084 | } else {
2085 | time_stamp->secs = 0;
2086 | time_stamp->nsecs = 0;
2087 | report_type_length_mismatch(tree, "a timespec", length, (length < 4));
2088 | }
2089 | break;
2090 |
2091 | case ENC_TIME_NTP0x00000002|ENC_BIG_ENDIAN0x00000000:
2092 | /*
2093 | * NTP time stamp, big-endian.
2094 | * Only supported for absolute times.
2095 | */
2096 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2096, "!is_relative" ))));
2097 |
2098 | /* We need a temporary variable here so the unsigned math
2099 | * works correctly (for years > 2036 according to RFC 2030
2100 | * chapter 3).
2101 | *
2102 | * If bit 0 is set, the UTC time is in the range 1968-2036 and
2103 | * UTC time is reckoned from 0h 0m 0s UTC on 1 January 1900.
2104 | * If bit 0 is not set, the time is in the range 2036-2104 and
2105 | * UTC time is reckoned from 6h 28m 16s UTC on 7 February 2036.
2106 | */
2107 | tmpsecs = tvb_get_ntohl(tvb, start);
2108 | if ((tmpsecs & 0x80000000) != 0)
2109 | time_stamp->secs = (time_t)((int64_t)tmpsecs - NTP_TIMEDIFF1900TO1970SEC2208988800L);
2110 | else
2111 | time_stamp->secs = (time_t)((int64_t)tmpsecs + NTP_TIMEDIFF1970TO2036SEC2085978496L);
2112 |
2113 | if (length == 8) {
2114 | tmp64secs = tvb_get_ntoh64(tvb, start);
2115 | if (tmp64secs == 0) {
2116 | //This is "NULL" time
2117 | time_stamp->secs = 0;
2118 | time_stamp->nsecs = 0;
2119 | } else {
2120 | /*
2121 | * Convert 1/2^32s of a second to
2122 | * nanoseconds.
2123 | */
2124 | time_stamp->nsecs = (int)(1000000000*(tvb_get_ntohl(tvb, start+4)/4294967296.0));
2125 | }
2126 | } else if (length == 4) {
2127 | /*
2128 | * Backwards compatibility.
2129 | */
2130 | if (tmpsecs == 0) {
2131 | //This is "NULL" time
2132 | time_stamp->secs = 0;
2133 | }
2134 | time_stamp->nsecs = 0;
2135 | } else {
2136 | time_stamp->secs = 0;
2137 | time_stamp->nsecs = 0;
2138 | report_type_length_mismatch(tree, "an NTP time stamp", length, (length < 4));
2139 | }
2140 | break;
2141 |
2142 | case ENC_TIME_NTP0x00000002|ENC_LITTLE_ENDIAN0x80000000:
2143 | /*
2144 | * NTP time stamp, little-endian.
2145 | * Only supported for absolute times.
2146 | *
2147 | * NTP doesn't use this, because it's an Internet format
2148 | * and hence big-endian. Any implementation must decide
2149 | * whether the NTP timestamp is a 64-bit unsigned fixed
2150 | * point number (RFC 1305, RFC 4330) or a 64-bit struct
2151 | * with a 32-bit unsigned seconds field followed by a
2152 | * 32-bit fraction field (cf. RFC 5905, which obsoletes
2153 | * the previous two).
2154 | *
2155 | * XXX: We do the latter, but no dissector uses this format.
2156 | * OTOH, ERF timestamps do the former, so perhaps we
2157 | * should switch the interpretation so that packet-erf.c
2158 | * could use this directly? (ENC_TIME_RTPS is this 64-bit
2159 | * struct with two 32-bit fields, but with the UN*X epoch.)
2160 | */
2161 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2161, "!is_relative" ))));
2162 |
2163 | /* We need a temporary variable here so the unsigned math
2164 | * works correctly (for years > 2036 according to RFC 2030
2165 | * chapter 3).
2166 | *
2167 | * If bit 0 is set, the UTC time is in the range 1968-2036 and
2168 | * UTC time is reckoned from 0h 0m 0s UTC on 1 January 1900.
2169 | * If bit 0 is not set, the time is in the range 2036-2104 and
2170 | * UTC time is reckoned from 6h 28m 16s UTC on 7 February 2036.
2171 | */
2172 | tmpsecs = tvb_get_letohl(tvb, start);
2173 | if ((tmpsecs & 0x80000000) != 0)
2174 | time_stamp->secs = (time_t)((int64_t)tmpsecs - NTP_TIMEDIFF1900TO1970SEC2208988800L);
2175 | else
2176 | time_stamp->secs = (time_t)((int64_t)tmpsecs + NTP_TIMEDIFF1970TO2036SEC2085978496L);
2177 |
2178 | if (length == 8) {
2179 | tmp64secs = tvb_get_letoh64(tvb, start);
2180 | if (tmp64secs == 0) {
2181 | //This is "NULL" time
2182 | time_stamp->secs = 0;
2183 | time_stamp->nsecs = 0;
2184 | } else {
2185 | /*
2186 | * Convert 1/2^32s of a second to
2187 | * nanoseconds.
2188 | */
2189 | time_stamp->nsecs = (int)(1000000000*(tvb_get_letohl(tvb, start+4)/4294967296.0));
2190 | }
2191 | } else if (length == 4) {
2192 | /*
2193 | * Backwards compatibility.
2194 | */
2195 | if (tmpsecs == 0) {
2196 | //This is "NULL" time
2197 | time_stamp->secs = 0;
2198 | }
2199 | time_stamp->nsecs = 0;
2200 | } else {
2201 | time_stamp->secs = 0;
2202 | time_stamp->nsecs = 0;
2203 | report_type_length_mismatch(tree, "an NTP time stamp", length, (length < 4));
2204 | }
2205 | break;
2206 |
2207 | case ENC_TIME_TOD0x00000004|ENC_BIG_ENDIAN0x00000000:
2208 | /*
2209 | * S/3x0 and z/Architecture TOD clock time stamp,
2210 | * big-endian. The epoch is January 1, 1900,
2211 | * 00:00:00 (proleptic?) UTC.
2212 | *
2213 | * Only supported for absolute times.
2214 | */
2215 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2215, "!is_relative" ))));
2216 | DISSECTOR_ASSERT(length == 8)((void) ((length == 8) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2216, "length == 8" ))));
2217 |
2218 | if (length == 8) {
2219 | todusecs = tvb_get_ntoh64(tvb, start) >> 12;
2220 | time_stamp->secs = (time_t)((todusecs / 1000000) - EPOCH_DELTA_1900_01_01_00_00_00_UTC2208988800U);
2221 | time_stamp->nsecs = (int)((todusecs % 1000000) * 1000);
2222 | } else {
2223 | time_stamp->secs = 0;
2224 | time_stamp->nsecs = 0;
2225 | report_type_length_mismatch(tree, "a TOD clock time stamp", length, (length < 4));
2226 | }
2227 | break;
2228 |
2229 | case ENC_TIME_TOD0x00000004|ENC_LITTLE_ENDIAN0x80000000:
2230 | /*
2231 | * S/3x0 and z/Architecture TOD clock time stamp,
2232 | * little-endian. The epoch is January 1, 1900,
2233 | * 00:00:00 (proleptic?) UTC.
2234 | *
2235 | * Only supported for absolute times.
2236 | */
2237 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2237, "!is_relative" ))));
2238 |
2239 | if (length == 8) {
2240 | todusecs = tvb_get_letoh64(tvb, start) >> 12 ;
2241 | time_stamp->secs = (time_t)((todusecs / 1000000) - EPOCH_DELTA_1900_01_01_00_00_00_UTC2208988800U);
2242 | time_stamp->nsecs = (int)((todusecs % 1000000) * 1000);
2243 | } else {
2244 | time_stamp->secs = 0;
2245 | time_stamp->nsecs = 0;
2246 | report_type_length_mismatch(tree, "a TOD clock time stamp", length, (length < 4));
2247 | }
2248 | break;
2249 |
2250 | case ENC_TIME_RTPS0x00000008|ENC_BIG_ENDIAN0x00000000:
2251 | /*
2252 | * Time stamp using the same seconds/fraction format
2253 | * as NTP, but with the origin of the time stamp being
2254 | * the UNIX epoch rather than the NTP epoch; big-
2255 | * endian.
2256 | *
2257 | * Only supported for absolute times.
2258 | */
2259 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2259, "!is_relative" ))));
2260 |
2261 | if (length == 8) {
2262 | time_stamp->secs = (time_t)tvb_get_ntohl(tvb, start);
2263 | /*
2264 | * Convert 1/2^32s of a second to nanoseconds.
2265 | */
2266 | time_stamp->nsecs = (int)(1000000000*(tvb_get_ntohl(tvb, start+4)/4294967296.0));
2267 | } else {
2268 | time_stamp->secs = 0;
2269 | time_stamp->nsecs = 0;
2270 | report_type_length_mismatch(tree, "an RTPS time stamp", length, (length < 4));
2271 | }
2272 | break;
2273 |
2274 | case ENC_TIME_RTPS0x00000008|ENC_LITTLE_ENDIAN0x80000000:
2275 | /*
2276 | * Time stamp using the same seconds/fraction format
2277 | * as NTP, but with the origin of the time stamp being
2278 | * the UNIX epoch rather than the NTP epoch; little-
2279 | * endian.
2280 | *
2281 | * Only supported for absolute times.
2282 | *
2283 | * The RTPS specification explicitly supports Little
2284 | * Endian encoding. In one place, it states that its
2285 | * Time_t representation "is the one defined by ...
2286 | * RFC 1305", but in another explicitly defines it as
2287 | * a struct consisting of an 32 bit unsigned seconds
2288 | * field and a 32 bit unsigned fraction field, not a 64
2289 | * bit fixed point, so we do that here.
2290 | * https://www.omg.org/spec/DDSI-RTPS/2.5/PDF
2291 | */
2292 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2292, "!is_relative" ))));
2293 |
2294 | if (length == 8) {
2295 | time_stamp->secs = (time_t)tvb_get_letohl(tvb, start);
2296 | /*
2297 | * Convert 1/2^32s of a second to nanoseconds.
2298 | */
2299 | time_stamp->nsecs = (int)(1000000000*(tvb_get_letohl(tvb, start+4)/4294967296.0));
2300 | } else {
2301 | time_stamp->secs = 0;
2302 | time_stamp->nsecs = 0;
2303 | report_type_length_mismatch(tree, "an RTPS time stamp", length, (length < 4));
2304 | }
2305 | break;
2306 |
2307 | case ENC_TIME_MIP60x00000024 | ENC_BIG_ENDIAN0x00000000:
2308 | /*
2309 | * MIP6 time stamp, big-endian.
2310 | * A 64-bit unsigned integer field containing a timestamp. The
2311 | * value indicates the number of seconds since January 1, 1970,
2312 | * 00:00 UTC, by using a fixed point format. In this format, the
2313 | * integer number of seconds is contained in the first 48 bits of
2314 | * the field, and the remaining 16 bits indicate the number of
2315 | * 1/65536 fractions of a second.
2316 |
2317 | * Only supported for absolute times.
2318 | */
2319 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2319, "!is_relative" ))));
2320 |
2321 | if (length == 8) {
2322 | /* We need a temporary variable here so the casting and fractions
2323 | * of a second work correctly.
2324 | */
2325 | tmp64secs = tvb_get_ntoh48(tvb, start);
2326 | tmpsecs = tvb_get_ntohs(tvb, start + 6);
2327 | tmpsecs <<= 16;
2328 |
2329 | if ((tmp64secs == 0) && (tmpsecs == 0)) {
2330 | //This is "NULL" time
2331 | time_stamp->secs = 0;
2332 | time_stamp->nsecs = 0;
2333 | } else {
2334 | time_stamp->secs = (time_t)tmp64secs;
2335 | time_stamp->nsecs = (int)((tmpsecs / 4294967296.0) * 1000000000);
2336 | }
2337 | } else {
2338 | time_stamp->secs = 0;
2339 | time_stamp->nsecs = 0;
2340 | report_type_length_mismatch(tree, "an NTP time stamp", length, (length != 8));
2341 | }
2342 | break;
2343 |
2344 | case ENC_TIME_SECS_USECS0x00000010|ENC_BIG_ENDIAN0x00000000:
2345 | /*
2346 | * If the length is 16, 8-byte seconds, followed
2347 | * by 8-byte fractional time in microseconds,
2348 | * both big-endian.
2349 | *
2350 | * If the length is 12, 8-byte seconds, followed
2351 | * by 4-byte fractional time in microseconds,
2352 | * both big-endian.
2353 | *
2354 | * If the length is 8, 4-byte seconds, followed
2355 | * by 4-byte fractional time in microseconds,
2356 | * both big-endian.
2357 | *
2358 | * For absolute times, the seconds are seconds
2359 | * since the UN*X epoch.
2360 | */
2361 | if (length == 16) {
2362 | time_stamp->secs = (time_t)tvb_get_ntoh64(tvb, start);
2363 | time_stamp->nsecs = (uint32_t)tvb_get_ntoh64(tvb, start+8)*1000;
2364 | } else if (length == 12) {
2365 | time_stamp->secs = (time_t)tvb_get_ntoh64(tvb, start);
2366 | time_stamp->nsecs = tvb_get_ntohl(tvb, start+8)*1000;
2367 | } else if (length == 8) {
2368 | time_stamp->secs = (time_t)tvb_get_ntohl(tvb, start);
2369 | time_stamp->nsecs = tvb_get_ntohl(tvb, start+4)*1000;
2370 | } else {
2371 | time_stamp->secs = 0;
2372 | time_stamp->nsecs = 0;
2373 | report_type_length_mismatch(tree, "a timeval", length, (length < 4));
2374 | }
2375 | break;
2376 |
2377 | case ENC_TIME_SECS_USECS0x00000010|ENC_LITTLE_ENDIAN0x80000000:
2378 | /*
2379 | * If the length is 16, 8-byte seconds, followed
2380 | * by 8-byte fractional time in microseconds,
2381 | * both little-endian.
2382 | *
2383 | * If the length is 12, 8-byte seconds, followed
2384 | * by 4-byte fractional time in microseconds,
2385 | * both little-endian.
2386 | *
2387 | * If the length is 8, 4-byte seconds, followed
2388 | * by 4-byte fractional time in microseconds,
2389 | * both little-endian.
2390 | *
2391 | * For absolute times, the seconds are seconds
2392 | * since the UN*X epoch.
2393 | */
2394 | if (length == 16) {
2395 | time_stamp->secs = (time_t)tvb_get_letoh64(tvb, start);
2396 | time_stamp->nsecs = (uint32_t)tvb_get_letoh64(tvb, start+8)*1000;
2397 | } else if (length == 12) {
2398 | time_stamp->secs = (time_t)tvb_get_letoh64(tvb, start);
2399 | time_stamp->nsecs = tvb_get_letohl(tvb, start+8)*1000;
2400 | } else if (length == 8) {
2401 | time_stamp->secs = (time_t)tvb_get_letohl(tvb, start);
2402 | time_stamp->nsecs = tvb_get_letohl(tvb, start+4)*1000;
2403 | } else {
2404 | time_stamp->secs = 0;
2405 | time_stamp->nsecs = 0;
2406 | report_type_length_mismatch(tree, "a timeval", length, (length < 4));
2407 | }
2408 | break;
2409 |
2410 | case ENC_TIME_SECS0x00000012|ENC_BIG_ENDIAN0x00000000:
2411 | case ENC_TIME_SECS0x00000012|ENC_LITTLE_ENDIAN0x80000000:
2412 | /*
2413 | * Seconds, 1 to 8 bytes.
2414 | * For absolute times, it's seconds since the
2415 | * UN*X epoch.
2416 | */
2417 | if (length >= 1 && length <= 8) {
2418 | time_stamp->secs = (time_t)get_uint64_value(tree, tvb, start, length, encoding);
2419 | time_stamp->nsecs = 0;
2420 | } else {
2421 | time_stamp->secs = 0;
2422 | time_stamp->nsecs = 0;
2423 | report_type_length_mismatch(tree, "a time-in-seconds time stamp", length, (length < 4));
2424 | }
2425 | break;
2426 |
2427 | case ENC_TIME_MSECS0x00000014|ENC_BIG_ENDIAN0x00000000:
2428 | case ENC_TIME_MSECS0x00000014|ENC_LITTLE_ENDIAN0x80000000:
2429 | /*
2430 | * Milliseconds, 1 to 8 bytes.
2431 | * For absolute times, it's milliseconds since the
2432 | * UN*X epoch.
2433 | */
2434 | if (length >= 1 && length <= 8) {
2435 | uint64_t msecs;
2436 |
2437 | msecs = get_uint64_value(tree, tvb, start, length, encoding);
2438 | time_stamp->secs = (time_t)(msecs / 1000);
2439 | time_stamp->nsecs = (int)(msecs % 1000)*1000000;
2440 | } else {
2441 | time_stamp->secs = 0;
2442 | time_stamp->nsecs = 0;
2443 | report_type_length_mismatch(tree, "a time-in-milliseconds time stamp", length, (length < 4));
2444 | }
2445 | break;
2446 |
2447 | case ENC_TIME_USECS0x00000030|ENC_BIG_ENDIAN0x00000000:
2448 | case ENC_TIME_USECS0x00000030|ENC_LITTLE_ENDIAN0x80000000:
2449 | /*
2450 | * Microseconds, 1 to 8 bytes.
2451 | * For absolute times, it's microseconds since the
2452 | * UN*X epoch.
2453 | */
2454 | if (length >= 1 && length <= 8) {
2455 | uint64_t usecs;
2456 |
2457 | usecs = get_uint64_value(tree, tvb, start, length, encoding);
2458 | time_stamp->secs = (time_t)(usecs / 1000000);
2459 | time_stamp->nsecs = (int)(usecs % 1000000)*1000;
2460 | } else {
2461 | time_stamp->secs = 0;
2462 | time_stamp->nsecs = 0;
2463 | report_type_length_mismatch(tree, "a time-in-microseconds time stamp", length, (length < 4));
2464 | }
2465 | break;
2466 |
2467 | case ENC_TIME_NSECS0x00000028|ENC_BIG_ENDIAN0x00000000:
2468 | case ENC_TIME_NSECS0x00000028|ENC_LITTLE_ENDIAN0x80000000:
2469 | /*
2470 | * nanoseconds, 1 to 8 bytes.
2471 | * For absolute times, it's nanoseconds since the
2472 | * UN*X epoch.
2473 | */
2474 |
2475 | if (length >= 1 && length <= 8) {
2476 | uint64_t nsecs;
2477 |
2478 | nsecs = get_uint64_value(tree, tvb, start, length, encoding);
2479 | time_stamp->secs = (time_t)(nsecs / 1000000000);
2480 | time_stamp->nsecs = (int)(nsecs % 1000000000);
2481 | } else {
2482 | time_stamp->secs = 0;
2483 | time_stamp->nsecs = 0;
2484 | report_type_length_mismatch(tree, "a time-in-nanoseconds time stamp", length, (length < 4));
2485 | }
2486 | break;
2487 |
2488 | case ENC_TIME_RFC_39710x00000020|ENC_BIG_ENDIAN0x00000000:
2489 | /*
2490 | * 1/64ths of a second since the UN*X epoch,
2491 | * big-endian.
2492 | *
2493 | * Only supported for absolute times.
2494 | */
2495 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2495, "!is_relative" ))));
2496 |
2497 | if (length == 8) {
2498 | /*
2499 | * The upper 48 bits are seconds since the
2500 | * UN*X epoch.
2501 | */
2502 | time_stamp->secs = (time_t)tvb_get_ntoh48(tvb, start);
2503 | /*
2504 | * The lower 16 bits are 1/2^16s of a second;
2505 | * convert them to nanoseconds.
2506 | *
2507 | * XXX - this may give the impression of higher
2508 | * precision than you actually get.
2509 | */
2510 | time_stamp->nsecs = (int)(1000000000*(tvb_get_ntohs(tvb, start+6)/65536.0));
2511 | } else {
2512 | time_stamp->secs = 0;
2513 | time_stamp->nsecs = 0;
2514 | report_type_length_mismatch(tree, "an RFC 3971-style time stamp", length, (length < 4));
2515 | }
2516 | break;
2517 |
2518 | case ENC_TIME_RFC_39710x00000020|ENC_LITTLE_ENDIAN0x80000000:
2519 | /*
2520 | * 1/64ths of a second since the UN*X epoch,
2521 | * little-endian.
2522 | *
2523 | * Only supported for absolute times.
2524 | */
2525 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2525, "!is_relative" ))));
2526 |
2527 | if (length == 8) {
2528 | /*
2529 | * XXX - this is assuming that, if anybody
2530 | * were ever to use this format - RFC 3971
2531 | * doesn't, because that's an Internet
2532 | * protocol, and those use network byte
2533 | * order, i.e. big-endian - they'd treat it
2534 | * as a 64-bit count of 1/2^16s of a second,
2535 | * putting the upper 48 bits at the end.
2536 | *
2537 | * The lower 48 bits are seconds since the
2538 | * UN*X epoch.
2539 | */
2540 | time_stamp->secs = (time_t)tvb_get_letoh48(tvb, start+2);
2541 | /*
2542 | * The upper 16 bits are 1/2^16s of a second;
2543 | * convert them to nanoseconds.
2544 | *
2545 | * XXX - this may give the impression of higher
2546 | * precision than you actually get.
2547 | */
2548 | time_stamp->nsecs = (int)(1000000000*(tvb_get_letohs(tvb, start)/65536.0));
2549 | } else {
2550 | time_stamp->secs = 0;
2551 | time_stamp->nsecs = 0;
2552 | report_type_length_mismatch(tree, "an RFC 3971-style time stamp", length, (length < 4));
2553 | }
2554 | break;
2555 |
2556 | case ENC_TIME_SECS_NTP0x00000018|ENC_BIG_ENDIAN0x00000000:
2557 | /*
2558 | * NTP time stamp, with 1-second resolution (i.e.,
2559 | * seconds since the NTP epoch), big-endian.
2560 | * Only supported for absolute times.
2561 | */
2562 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2562, "!is_relative" ))));
2563 |
2564 | if (length == 4) {
2565 | /*
2566 | * We need a temporary variable here so the unsigned math
2567 | * works correctly (for years > 2036 according to RFC 2030
2568 | * chapter 3).
2569 | *
2570 | * If bit 0 is set, the UTC time is in the range 1968-2036 and
2571 | * UTC time is reckoned from 0h 0m 0s UTC on 1 January 1900.
2572 | * If bit 0 is not set, the time is in the range 2036-2104 and
2573 | * UTC time is reckoned from 6h 28m 16s UTC on 7 February 2036.
2574 | */
2575 | tmpsecs = tvb_get_ntohl(tvb, start);
2576 | if ((tmpsecs & 0x80000000) != 0)
2577 | time_stamp->secs = (time_t)((int64_t)tmpsecs - NTP_TIMEDIFF1900TO1970SEC2208988800L);
2578 | else
2579 | time_stamp->secs = (time_t)((int64_t)tmpsecs + NTP_TIMEDIFF1970TO2036SEC2085978496L);
2580 | time_stamp->nsecs = 0;
2581 | } else {
2582 | time_stamp->secs = 0;
2583 | time_stamp->nsecs = 0;
2584 | report_type_length_mismatch(tree, "an NTP seconds-only time stamp", length, (length < 4));
2585 | }
2586 | break;
2587 |
2588 | case ENC_TIME_SECS_NTP0x00000018|ENC_LITTLE_ENDIAN0x80000000:
2589 | /*
2590 | * NTP time stamp, with 1-second resolution (i.e.,
2591 | * seconds since the NTP epoch), little-endian.
2592 | * Only supported for absolute times.
2593 | */
2594 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2594, "!is_relative" ))));
2595 |
2596 | /*
2597 | * We need a temporary variable here so the unsigned math
2598 | * works correctly (for years > 2036 according to RFC 2030
2599 | * chapter 3).
2600 | *
2601 | * If bit 0 is set, the UTC time is in the range 1968-2036 and
2602 | * UTC time is reckoned from 0h 0m 0s UTC on 1 January 1900.
2603 | * If bit 0 is not set, the time is in the range 2036-2104 and
2604 | * UTC time is reckoned from 6h 28m 16s UTC on 7 February 2036.
2605 | */
2606 | if (length == 4) {
2607 | tmpsecs = tvb_get_letohl(tvb, start);
2608 | if ((tmpsecs & 0x80000000) != 0)
2609 | time_stamp->secs = (time_t)((int64_t)tmpsecs - NTP_TIMEDIFF1900TO1970SEC2208988800L);
2610 | else
2611 | time_stamp->secs = (time_t)((int64_t)tmpsecs + NTP_TIMEDIFF1970TO2036SEC2085978496L);
2612 | time_stamp->nsecs = 0;
2613 | } else {
2614 | time_stamp->secs = 0;
2615 | time_stamp->nsecs = 0;
2616 | report_type_length_mismatch(tree, "an NTP seconds-only time stamp", length, (length < 4));
2617 | }
2618 | break;
2619 |
2620 | case ENC_TIME_MSEC_NTP0x00000022 | ENC_BIG_ENDIAN0x00000000:
2621 | /*
2622 | * Milliseconds, 6 to 8 bytes.
2623 | * For absolute times, it's milliseconds since the
2624 | * NTP epoch.
2625 | *
2626 | * ETSI TS 129.274 8.119 defines this as:
2627 | * "a 48 bit unsigned integer in network order format
2628 | * ...encoded as the number of milliseconds since
2629 | * 00:00:00 January 1, 1900 00:00 UTC, i.e. as the
2630 | * rounded value of 1000 x the value of the 64-bit
2631 | * timestamp (Seconds + (Fraction / (1<<32))) defined
2632 | * in clause 6 of IETF RFC 5905."
2633 | *
2634 | * Taken literally, the part after "i.e." would
2635 | * mean that the value rolls over before reaching
2636 | * 2^32 * 1000 = 4294967296000 = 0x3e800000000
2637 | * when the 64 bit timestamp rolls over, and we have
2638 | * to pick an NTP Era equivalence class to support
2639 | * (such as 1968-01-20 to 2104-02-06).
2640 | *
2641 | * OTOH, the extra room might be used to store Era
2642 | * information instead, in which case times until
2643 | * 10819-08-03 can be represented with 6 bytes without
2644 | * ambiguity. We handle both implementations, and assume
2645 | * that times before 1968-01-20 are not represented.
2646 | *
2647 | * Only 6 bytes or more makes sense as an absolute
2648 | * time. 5 bytes or fewer could express a span of
2649 | * less than 35 years, either 1900-1934 or 2036-2070.
2650 | */
2651 | if (length >= 6 && length <= 8) {
2652 | uint64_t msecs;
2653 |
2654 | msecs = get_uint64_value(tree, tvb, start, length, encoding);
2655 | tmp64secs = (msecs / 1000);
2656 | /*
2657 | * Assume that times in the first half of NTP
2658 | * Era 0 really represent times in the NTP
2659 | * Era 1.
2660 | */
2661 | if (tmp64secs >= 0x80000000)
2662 | time_stamp->secs = (time_t)((int64_t)tmp64secs - NTP_TIMEDIFF1900TO1970SEC2208988800L);
2663 | else
2664 | time_stamp->secs = (time_t)((int64_t)tmp64secs + NTP_TIMEDIFF1970TO2036SEC2085978496L);
2665 | time_stamp->nsecs = (int)(msecs % 1000)*1000000;
2666 | }
2667 | else {
2668 | time_stamp->secs = 0;
2669 | time_stamp->nsecs = 0;
2670 | report_type_length_mismatch(tree, "a time-in-milliseconds NTP time stamp", length, (length < 6));
2671 | }
2672 | break;
2673 |
2674 | case ENC_TIME_MP4_FILE_SECS0x00000026|ENC_BIG_ENDIAN0x00000000:
2675 | /*
2676 | * MP4 file time stamps, big-endian.
2677 | * Only supported for absolute times.
2678 | */
2679 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2679, "!is_relative" ))));
2680 |
2681 | if (length == 8) {
2682 | tmp64secs = tvb_get_ntoh64(tvb, start);
2683 | time_stamp->secs = (time_t)(int64_t)(tmp64secs - EPOCH_DELTA_1904_01_01_00_00_00_UTC2082844800U);
2684 | time_stamp->nsecs = 0;
2685 | } else if (length == 4) {
2686 | tmpsecs = tvb_get_ntohl(tvb, start);
2687 | time_stamp->secs = (time_t)(int32_t)(tmpsecs - EPOCH_DELTA_1904_01_01_00_00_00_UTC2082844800U);
2688 | time_stamp->nsecs = 0;
2689 | } else {
2690 | time_stamp->secs = 0;
2691 | time_stamp->nsecs = 0;
2692 | report_type_length_mismatch(tree, "an MP4 time stamp", length, (length < 4));
2693 | }
2694 | break;
2695 |
2696 | case ENC_TIME_ZBEE_ZCL0x00000032 | ENC_BIG_ENDIAN0x00000000:
2697 | /*
2698 | * Zigbee ZCL time stamps, big-endian.
2699 | * Only supported for absolute times.
2700 | */
2701 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2701, "!is_relative" ))));
2702 |
2703 | if (length == 8) {
2704 | tmp64secs = tvb_get_ntoh64(tvb, start);
2705 | if (ckd_add(&time_stamp->secs, tmp64secs, EPOCH_DELTA_2000_01_01_00_00_00_UTC)__builtin_add_overflow((tmp64secs), (((3*365 + 366)*7 + 2*365 )*24*3600UL), (&time_stamp->secs))) {
2706 | /* There are several other possible choices for what to do
2707 | * with overflow; make sure to coordinate with whatever
2708 | * packet-zbee-zcl.h does. */
2709 | time_stamp->secs = TIME_T_MAX((time_t) (~ (time_t) 0 - ((time_t) ((time_t)0 < (time_t) - 1 ? (time_t) 0 : (time_t) (~0ULL << (sizeof (time_t) * 8 - 1))))));
2710 | }
2711 | time_stamp->nsecs = 0;
2712 | } else if (length == 4) {
2713 | tmpsecs = tvb_get_ntohl(tvb, start);
2714 | if (ckd_add(&time_stamp->secs, tmpsecs, EPOCH_DELTA_2000_01_01_00_00_00_UTC)__builtin_add_overflow((tmpsecs), (((3*365 + 366)*7 + 2*365)* 24*3600UL), (&time_stamp->secs))) {
2715 | time_stamp->secs = TIME_T_MAX((time_t) (~ (time_t) 0 - ((time_t) ((time_t)0 < (time_t) - 1 ? (time_t) 0 : (time_t) (~0ULL << (sizeof (time_t) * 8 - 1))))));
2716 | }
2717 | time_stamp->nsecs = 0;
2718 | } else {
2719 | time_stamp->secs = 0;
2720 | time_stamp->nsecs = 0;
2721 | report_type_length_mismatch(tree, "a Zigbee ZCL time stamp", length, (length < 4));
2722 | }
2723 | break;
2724 |
2725 | case ENC_TIME_ZBEE_ZCL0x00000032 | ENC_LITTLE_ENDIAN0x80000000:
2726 | /*
2727 | * Zigbee ZCL time stamps, little-endian.
2728 | * Only supported for absolute times.
2729 | */
2730 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2730, "!is_relative" ))));
2731 |
2732 | if (length == 8) {
2733 | tmp64secs = tvb_get_letoh64(tvb, start);
2734 | if (ckd_add(&time_stamp->secs, tmp64secs, EPOCH_DELTA_2000_01_01_00_00_00_UTC)__builtin_add_overflow((tmp64secs), (((3*365 + 366)*7 + 2*365 )*24*3600UL), (&time_stamp->secs))) {
2735 | time_stamp->secs = TIME_T_MAX((time_t) (~ (time_t) 0 - ((time_t) ((time_t)0 < (time_t) - 1 ? (time_t) 0 : (time_t) (~0ULL << (sizeof (time_t) * 8 - 1))))));
2736 | }
2737 | time_stamp->nsecs = 0;
2738 | } else if (length == 4) {
2739 | tmpsecs = tvb_get_letohl(tvb, start);
2740 | if (ckd_add(&time_stamp->secs, tmpsecs, EPOCH_DELTA_2000_01_01_00_00_00_UTC)__builtin_add_overflow((tmpsecs), (((3*365 + 366)*7 + 2*365)* 24*3600UL), (&time_stamp->secs))) {
2741 | time_stamp->secs = TIME_T_MAX((time_t) (~ (time_t) 0 - ((time_t) ((time_t)0 < (time_t) - 1 ? (time_t) 0 : (time_t) (~0ULL << (sizeof (time_t) * 8 - 1))))));
2742 | }
2743 | time_stamp->nsecs = 0;
2744 | } else {
2745 | time_stamp->secs = 0;
2746 | time_stamp->nsecs = 0;
2747 | report_type_length_mismatch(tree, "a Zigbee ZCL time stamp", length, (length < 4));
2748 | }
2749 | break;
2750 |
2751 | case ENC_TIME_WINDOWS0x00000034 | ENC_BIG_ENDIAN0x00000000:
2752 | /*
2753 | * WINDOWS FILETIME, big-endian.
2754 | * Only supported for absolute times.
2755 | * A FILETIME is a struct with the low 32-bits followed
2756 | * by the high 32-bits:
2757 | * https://learn.microsoft.com/en-us/windows/win32/api/minwinbase/ns-minwinbase-filetime
2758 | * There exist cases where the value is stored in a
2759 | * 64-bit integer:
2760 | * (See epan/dissectors/pidl/samr/samr.idl "NTTIME_hyper last_password_change;"
2761 | * which is confirmed as "LARGE_INTEGER PasswordLastSet;" in
2762 | * https://learn.microsoft.com/en-us/openspecs/windows_protocols/ms-samr/1cd138b9-cc1b-4706-b115-49e53189e32e
2763 | * That doesn't make a difference when retrieving little-endian,
2764 | * because tvb_get_letoh64 handles unaligned accesses and it's
2765 | * otherwise the same. However, for big-endian, it does matter,
2766 | * analogous to the ENC_TIME_NTP little-endian case. We use the
2767 | * struct version, but that means that this MUST NOT be used
2768 | * for dissect_nttime_hyper in packet-windows-common.h, at
2769 | * least
2770 | */
2771 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2771, "!is_relative" ))));
2772 |
2773 | if (length == 8) {
2774 | tmp64secs = tvb_get_ntoh64(tvb, start); // Really 100-ns units
2775 | if (!filetime_to_nstime(time_stamp, tmp64secs)) {
2776 | // With 32-bit time_t, this could overflow in
2777 | // either direction. We should probably add some
2778 | // kind of time overflow expert item to all
2779 | // encodings.
2780 | time_stamp->secs = TIME_T_MAX((time_t) (~ (time_t) 0 - ((time_t) ((time_t)0 < (time_t) - 1 ? (time_t) 0 : (time_t) (~0ULL << (sizeof (time_t) * 8 - 1))))));
2781 | time_stamp->nsecs = 0;
2782 | }
2783 | } else {
2784 | time_stamp->secs = 0;
2785 | time_stamp->nsecs = 0;
2786 | report_type_length_mismatch(tree, "an NTFS FILETIME time stamp", length, (length < 8));
2787 | }
2788 | break;
2789 |
2790 | case ENC_TIME_WINDOWS0x00000034 | ENC_LITTLE_ENDIAN0x80000000:
2791 | /*
2792 | * WINDOWS FILETIME, big-endian.
2793 | * Only supported for absolute times.
2794 | * https://learn.microsoft.com/en-us/windows/win32/api/minwinbase/ns-minwinbase-filetime
2795 | */
2796 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2796, "!is_relative" ))));
2797 |
2798 | if (length == 8) {
2799 | tmp64secs = tvb_get_letoh64(tvb, start); // Really 100-ns units
2800 | if (!filetime_to_nstime(time_stamp, tmp64secs)) {
2801 | // With 32-bit time_t, this could overflow in
2802 | // either direction. We should probably add some
2803 | // kind of time overflow expert item to all
2804 | // encodings.
2805 | time_stamp->secs = TIME_T_MAX((time_t) (~ (time_t) 0 - ((time_t) ((time_t)0 < (time_t) - 1 ? (time_t) 0 : (time_t) (~0ULL << (sizeof (time_t) * 8 - 1))))));
2806 | time_stamp->nsecs = 0;
2807 | }
2808 | } else {
2809 | time_stamp->secs = 0;
2810 | time_stamp->nsecs = 0;
2811 | report_type_length_mismatch(tree, "an NTFS FILETIME time stamp", length, (length < 8));
2812 | }
2813 | break;
2814 | default:
2815 | DISSECTOR_ASSERT_NOT_REACHED()(proto_report_dissector_bug("%s:%u: failed assertion \"DISSECTOR_ASSERT_NOT_REACHED\"" , "epan/proto.c", 2815));
2816 | break;
2817 | }
2818 | }
2819 |
2820 | static void
2821 | tree_data_add_maybe_interesting_field(tree_data_t *tree_data, field_info *fi)
2822 | {
2823 | const header_field_info *hfinfo = fi->hfinfo;
2824 |
2825 | if (hfinfo->ref_type == HF_REF_TYPE_DIRECT || hfinfo->ref_type == HF_REF_TYPE_PRINT) {
2826 | GPtrArray *ptrs = NULL((void*)0);
2827 |
2828 | if (tree_data->interesting_hfids == NULL((void*)0)) {
2829 | /* Initialize the hash because we now know that it is needed */
2830 | tree_data->interesting_hfids =
2831 | g_hash_table_new(g_direct_hash, NULL((void*)0) /* g_direct_equal */);
2832 | } else if (g_hash_table_size(tree_data->interesting_hfids)) {
2833 | ptrs = (GPtrArray *)g_hash_table_lookup(tree_data->interesting_hfids,
2834 | GINT_TO_POINTER(hfinfo->id)((gpointer) (glong) (hfinfo->id)));
2835 | }
2836 |
2837 | if (!ptrs) {
2838 | /* First element triggers the creation of pointer array */
2839 | ptrs = g_ptr_array_new();
2840 | g_hash_table_insert(tree_data->interesting_hfids,
2841 | GINT_TO_POINTER(hfinfo->id)((gpointer) (glong) (hfinfo->id)), ptrs);
2842 | }
2843 |
2844 | g_ptr_array_add(ptrs, fi);
2845 | }
2846 | }
2847 |
2848 |
2849 | /*
2850 | * Validates that field length bytes are available starting from
2851 | * start (pos/neg). Throws an exception if they aren't.
2852 | */
2853 | static void
2854 | test_length(header_field_info *hfinfo, tvbuff_t *tvb,
2855 | unsigned start, int length, const unsigned encoding)
2856 | {
2857 | int size = length;
2858 |
2859 | if (!tvb)
2860 | return;
2861 |
2862 | if ((hfinfo->type == FT_STRINGZ) ||
2863 | ((encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) &&
2864 | (FT_IS_UINT(hfinfo->type)(((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM ) || ((hfinfo->type) == FT_UINT40 || (hfinfo->type) == FT_UINT48 || (hfinfo->type) == FT_UINT56 || (hfinfo->type) == FT_UINT64 )) || FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 ))))) {
2865 | /* If we're fetching until the end of the TVB, only validate
2866 | * that the offset is within range.
2867 | */
2868 | if (length == -1)
2869 | size = 0;
2870 | }
2871 |
2872 | tvb_ensure_bytes_exist(tvb, start, size);
2873 | }
2874 |
2875 | static void
2876 | detect_trailing_stray_characters(unsigned encoding, const char *string, int length, proto_item *pi)
2877 | {
2878 | bool_Bool found_stray_character = false0;
2879 |
2880 | if (!string)
2881 | return;
2882 |
2883 | switch (encoding & ENC_CHARENCODING_MASK0x0000FFFE) {
2884 | case ENC_ASCII0x00000000:
2885 | case ENC_UTF_80x00000002:
2886 | for (int i = (int)strlen(string); i < length; i++) {
2887 | if (string[i] != '\0') {
2888 | found_stray_character = true1;
2889 | break;
2890 | }
2891 | }
2892 | break;
2893 |
2894 | default:
2895 | break;
2896 | }
2897 |
2898 | if (found_stray_character) {
2899 | expert_add_info(NULL((void*)0), pi, &ei_string_trailing_characters);
2900 | }
2901 | }
2902 |
2903 | /* Add an item to a proto_tree, using the text label registered to that item;
2904 | the item is extracted from the tvbuff handed to it. */
2905 | static proto_item *
2906 | proto_tree_new_item(field_info *new_fi, proto_tree *tree,
2907 | tvbuff_t *tvb, unsigned start, int length,
2908 | unsigned encoding)
2909 | {
2910 | proto_item *pi;
2911 | uint32_t value, n;
2912 | uint64_t value64;
2913 | ws_in4_addr ipv4_value;
2914 | float floatval;
2915 | double doubleval;
2916 | const char *stringval = NULL((void*)0);
2917 | nstime_t time_stamp;
2918 | bool_Bool length_error;
2919 | unsigned item_length;
2920 |
2921 | // new_fi->value is allocated from the packet-scoped pool (see
2922 | // new_field_info()), so if a tvbuff accessor below throws before the
2923 | // node is added to the tree the fvalue_t structure is still reclaimed
2924 | // when the pool is freed; no explicit cleanup handler is needed. This
2925 | // relies on the invariant that the type-specific data an fvalue owns
2926 | // (byte arrays, string buffers, ...) is only allocated *after* the
2927 | // throwing tvbuff read that produced it succeeds, so nothing that would
2928 | // need fvalue_cleanup() is ever leaked on the exception path.
2929 | switch (new_fi->hfinfo->type) {
2930 | case FT_NONE:
2931 | /* no value to set for FT_NONE */
2932 | break;
2933 |
2934 | case FT_PROTOCOL:
2935 | /* Set the protocol_tvb via the start offset, but include
2936 | * rest of the ds_tvb so that if finfo_set_len is called
2937 | * later it can be lengthened as much as possible. */
2938 | proto_tree_set_protocol_tvb(new_fi, new_fi->ds_tvb ? tvb_new_subset_remaining(new_fi->ds_tvb, new_fi->start) : NULL((void*)0), new_fi->hfinfo->name, length);
2939 | break;
2940 |
2941 | case FT_BYTES:
2942 | proto_tree_set_bytes_tvb(new_fi, tvb, start, length);
2943 | break;
2944 |
2945 | case FT_UINT_BYTES:
2946 | n = get_uint_value(tree, tvb, start, length, encoding);
2947 | proto_tree_set_bytes_tvb(new_fi, tvb, start + length, n);
2948 |
2949 | /* Instead of calling proto_item_set_len(), since we don't yet
2950 | * have a proto_item, we set the field_info's length ourselves. */
2951 | new_fi->length = n + length;
2952 | break;
2953 |
2954 | case FT_BOOLEAN:
2955 | /*
2956 | * Map all non-zero values to little-endian for
2957 | * backwards compatibility.
2958 | */
2959 | if (encoding)
2960 | encoding = ENC_LITTLE_ENDIAN0x80000000;
2961 | proto_tree_set_boolean(new_fi,
2962 | get_uint64_value(tree, tvb, start, length, encoding));
2963 | break;
2964 |
2965 | case FT_CHAR:
2966 | /* XXX - make these just FT_UINT? */
2967 | case FT_UINT8:
2968 | case FT_UINT16:
2969 | case FT_UINT24:
2970 | case FT_UINT32:
2971 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
2972 | new_fi->length = tvb_get_varint(tvb, start, (length == -1) ? FT_VARINT_MAX_LEN10 : length, &value64, encoding);
2973 | value = (uint32_t)value64;
2974 | if (!(encoding & ENC_VARINT_QUIC0x00000004)) {
2975 | new_fi->flags |= FI_VARINT0x00040000;
2976 | }
2977 | }
2978 | else {
2979 | /*
2980 | * Map all non-zero values to little-endian for
2981 | * backwards compatibility.
2982 | */
2983 | if (encoding)
2984 | encoding = ENC_LITTLE_ENDIAN0x80000000;
2985 |
2986 | value = get_uint_value(tree, tvb, start, length, encoding);
2987 | }
2988 | proto_tree_set_uint(new_fi, value);
2989 | break;
2990 |
2991 | case FT_UINT40:
2992 | case FT_UINT48:
2993 | case FT_UINT56:
2994 | case FT_UINT64:
2995 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
2996 | new_fi->length = tvb_get_varint(tvb, start, (length == -1) ? FT_VARINT_MAX_LEN10 : length, &value64, encoding);
2997 | if (!(encoding & ENC_VARINT_QUIC0x00000004)) {
2998 | new_fi->flags |= FI_VARINT0x00040000;
2999 | }
3000 | }
3001 | else {
3002 | /*
3003 | * Map all other non-zero values to little-endian for
3004 | * backwards compatibility.
3005 | */
3006 | if (encoding)
3007 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3008 |
3009 | value64 = get_uint64_value(tree, tvb, start, length, encoding);
3010 | }
3011 | proto_tree_set_uint64(new_fi, value64);
3012 | break;
3013 |
3014 | /* XXX - make these just FT_INT? */
3015 | case FT_INT8:
3016 | case FT_INT16:
3017 | case FT_INT24:
3018 | case FT_INT32:
3019 | /*
3020 | * Map all non-zero values to little-endian for
3021 | * backwards compatibility.
3022 | */
3023 | if (encoding)
3024 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3025 | proto_tree_set_int(new_fi,
3026 | get_int_value(tree, tvb, start, length, encoding));
3027 | break;
3028 |
3029 | case FT_INT40:
3030 | case FT_INT48:
3031 | case FT_INT56:
3032 | case FT_INT64:
3033 | /*
3034 | * Map all non-zero values to little-endian for
3035 | * backwards compatibility.
3036 | */
3037 | if (encoding)
3038 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3039 | proto_tree_set_int64(new_fi,
3040 | get_int64_value(tree, tvb, start, length, encoding));
3041 | break;
3042 |
3043 | case FT_IPv4:
3044 | /*
3045 | * Map all non-zero values to little-endian for
3046 | * backwards compatibility.
3047 | */
3048 | if (encoding)
3049 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3050 | if (length != FT_IPv4_LEN4) {
3051 | length_error = length < FT_IPv4_LEN4 ? true1 : false0;
3052 | report_type_length_mismatch(tree, "an IPv4 address", length, length_error);
3053 | }
3054 | ipv4_value = tvb_get_ipv4(tvb, start);
3055 | /*
3056 | * NOTE: to support code written when
3057 | * proto_tree_add_item() took a bool as its
3058 | * last argument, with false meaning "big-endian"
3059 | * and true meaning "little-endian", we treat any
3060 | * non-zero value of "encoding" as meaning
3061 | * "little-endian".
3062 | */
3063 | proto_tree_set_ipv4(new_fi, encoding ? GUINT32_SWAP_LE_BE(ipv4_value)(((guint32) ( (((guint32) (ipv4_value) & (guint32) 0x000000ffU ) << 24) | (((guint32) (ipv4_value) & (guint32) 0x0000ff00U ) << 8) | (((guint32) (ipv4_value) & (guint32) 0x00ff0000U ) >> 8) | (((guint32) (ipv4_value) & (guint32) 0xff000000U ) >> 24)))) : ipv4_value);
3064 | break;
3065 |
3066 | case FT_IPXNET:
3067 | if (length != FT_IPXNET_LEN4) {
3068 | length_error = length < FT_IPXNET_LEN4 ? true1 : false0;
3069 | report_type_length_mismatch(tree, "an IPXNET address", length, length_error);
3070 | }
3071 | proto_tree_set_ipxnet(new_fi,
3072 | get_uint_value(tree, tvb, start, FT_IPXNET_LEN4, ENC_BIG_ENDIAN0x00000000));
3073 | break;
3074 |
3075 | case FT_IPv6:
3076 | if (length != FT_IPv6_LEN16) {
3077 | length_error = length < FT_IPv6_LEN16 ? true1 : false0;
3078 | report_type_length_mismatch(tree, "an IPv6 address", length, length_error);
3079 | }
3080 | proto_tree_set_ipv6_tvb(new_fi, tvb, start, length);
3081 | break;
3082 |
3083 | case FT_FCWWN:
3084 | if (length != FT_FCWWN_LEN8) {
3085 | length_error = length < FT_FCWWN_LEN8 ? true1 : false0;
3086 | report_type_length_mismatch(tree, "an FCWWN address", length, length_error);
3087 | }
3088 | proto_tree_set_fcwwn_tvb(new_fi, tvb, start, length);
3089 | break;
3090 |
3091 | case FT_AX25:
3092 | if (length != 7) {
3093 | length_error = length < 7 ? true1 : false0;
3094 | report_type_length_mismatch(tree, "an AX.25 address", length, length_error);
3095 | }
3096 | proto_tree_set_ax25_tvb(new_fi, tvb, start);
3097 | break;
3098 |
3099 | case FT_VINES:
3100 | if (length != VINES_ADDR_LEN6) {
3101 | length_error = length < VINES_ADDR_LEN6 ? true1 : false0;
3102 | report_type_length_mismatch(tree, "a Vines address", length, length_error);
3103 | }
3104 | proto_tree_set_vines_tvb(new_fi, tvb, start);
3105 | break;
3106 |
3107 | case FT_ETHER:
3108 | if (length != FT_ETHER_LEN6) {
3109 | length_error = length < FT_ETHER_LEN6 ? true1 : false0;
3110 | report_type_length_mismatch(tree, "a MAC address", length, length_error);
3111 | }
3112 | proto_tree_set_ether_tvb(new_fi, tvb, start);
3113 | break;
3114 |
3115 | case FT_EUI64:
3116 | /*
3117 | * Map all non-zero values to little-endian for
3118 | * backwards compatibility.
3119 | */
3120 | if (encoding)
3121 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3122 | if (length != FT_EUI64_LEN8) {
3123 | length_error = length < FT_EUI64_LEN8 ? true1 : false0;
3124 | report_type_length_mismatch(tree, "an EUI-64 address", length, length_error);
3125 | }
3126 | proto_tree_set_eui64_tvb(new_fi, tvb, start, encoding);
3127 | break;
3128 | case FT_GUID:
3129 | /*
3130 | * Map all non-zero values to little-endian for
3131 | * backwards compatibility.
3132 | */
3133 | if (encoding)
3134 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3135 | if (length != FT_GUID_LEN16) {
3136 | length_error = length < FT_GUID_LEN16 ? true1 : false0;
3137 | report_type_length_mismatch(tree, "a GUID", length, length_error);
3138 | }
3139 | proto_tree_set_guid_tvb(new_fi, tvb, start, encoding);
3140 | break;
3141 |
3142 | case FT_OID:
3143 | case FT_REL_OID:
3144 | proto_tree_set_oid_tvb(new_fi, tvb, start, length);
3145 | break;
3146 |
3147 | case FT_SYSTEM_ID:
3148 | proto_tree_set_system_id_tvb(new_fi, tvb, start, length);
3149 | break;
3150 |
3151 | case FT_FLOAT:
3152 | /*
3153 | * NOTE: to support code written when
3154 | * proto_tree_add_item() took a bool as its
3155 | * last argument, with false meaning "big-endian"
3156 | * and true meaning "little-endian", we treat any
3157 | * non-zero value of "encoding" as meaning
3158 | * "little-endian".
3159 | *
3160 | * At some point in the future, we might
3161 | * support non-IEEE-binary floating-point
3162 | * formats in the encoding as well
3163 | * (IEEE decimal, System/3x0, VAX).
3164 | */
3165 | if (encoding)
3166 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3167 | if (length != 4) {
3168 | length_error = length < 4 ? true1 : false0;
3169 | report_type_length_mismatch(tree, "a single-precision floating point number", length, length_error);
3170 | }
3171 | if (encoding)
3172 | floatval = tvb_get_letohieee_float(tvb, start);
3173 | else
3174 | floatval = tvb_get_ntohieee_float(tvb, start);
3175 | proto_tree_set_float(new_fi, floatval);
3176 | break;
3177 |
3178 | case FT_DOUBLE:
3179 | /*
3180 | * NOTE: to support code written when
3181 | * proto_tree_add_item() took a bool as its
3182 | * last argument, with false meaning "big-endian"
3183 | * and true meaning "little-endian", we treat any
3184 | * non-zero value of "encoding" as meaning
3185 | * "little-endian".
3186 | *
3187 | * At some point in the future, we might
3188 | * support non-IEEE-binary floating-point
3189 | * formats in the encoding as well
3190 | * (IEEE decimal, System/3x0, VAX).
3191 | */
3192 | if (encoding == true1)
3193 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3194 | if (length != 8) {
3195 | length_error = length < 8 ? true1 : false0;
3196 | report_type_length_mismatch(tree, "a double-precision floating point number", length, length_error);
3197 | }
3198 | if (encoding)
3199 | doubleval = tvb_get_letohieee_double(tvb, start);
3200 | else
3201 | doubleval = tvb_get_ntohieee_double(tvb, start);
3202 | proto_tree_set_double(new_fi, doubleval);
3203 | break;
3204 |
3205 | case FT_STRING:
3206 | stringval = (const char*)get_string_value(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool),
3207 | tvb, start, length, &item_length, encoding);
3208 | proto_tree_set_string(new_fi, stringval);
3209 |
3210 | /* Instead of calling proto_item_set_len(), since we
3211 | * don't yet have a proto_item, we set the
3212 | * field_info's length ourselves.
3213 | *
3214 | * XXX - our caller can't use that length to
3215 | * advance an offset unless they arrange that
3216 | * there always be a protocol tree into which
3217 | * we're putting this item.
3218 | */
3219 | new_fi->length = item_length;
3220 | break;
3221 |
3222 | case FT_STRINGZ:
3223 | stringval = (const char*)get_stringz_value(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool),
3224 | tree, tvb, start, length, &item_length, encoding);
3225 | proto_tree_set_string(new_fi, stringval);
3226 |
3227 | /* Instead of calling proto_item_set_len(),
3228 | * since we don't yet have a proto_item, we
3229 | * set the field_info's length ourselves.
3230 | *
3231 | * XXX - our caller can't use that length to
3232 | * advance an offset unless they arrange that
3233 | * there always be a protocol tree into which
3234 | * we're putting this item.
3235 | */
3236 | new_fi->length = item_length;
3237 | break;
3238 |
3239 | case FT_UINT_STRING:
3240 | /*
3241 | * NOTE: to support code written when
3242 | * proto_tree_add_item() took a bool as its
3243 | * last argument, with false meaning "big-endian"
3244 | * and true meaning "little-endian", if the
3245 | * encoding value is true, treat that as
3246 | * ASCII with a little-endian length.
3247 | *
3248 | * This won't work for code that passes
3249 | * arbitrary non-zero values; that code
3250 | * will need to be fixed.
3251 | */
3252 | if (encoding == true1)
3253 | encoding = ENC_ASCII0x00000000|ENC_LITTLE_ENDIAN0x80000000;
3254 | stringval = (const char*)get_uint_string_value(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool),
3255 | tree, tvb, start, length, &item_length, encoding);
3256 | proto_tree_set_string(new_fi, stringval);
3257 |
3258 | /* Instead of calling proto_item_set_len(), since we
3259 | * don't yet have a proto_item, we set the
3260 | * field_info's length ourselves.
3261 | *
3262 | * XXX - our caller can't use that length to
3263 | * advance an offset unless they arrange that
3264 | * there always be a protocol tree into which
3265 | * we're putting this item.
3266 | */
3267 | new_fi->length = item_length;
3268 | break;
3269 |
3270 | case FT_STRINGZPAD:
3271 | stringval = (const char*)get_stringzpad_value(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool),
3272 | tvb, start, length, &item_length, encoding);
3273 | proto_tree_set_string(new_fi, stringval);
3274 |
3275 | /* Instead of calling proto_item_set_len(), since we
3276 | * don't yet have a proto_item, we set the
3277 | * field_info's length ourselves.
3278 | *
3279 | * XXX - our caller can't use that length to
3280 | * advance an offset unless they arrange that
3281 | * there always be a protocol tree into which
3282 | * we're putting this item.
3283 | */
3284 | new_fi->length = item_length;
3285 | break;
3286 |
3287 | case FT_STRINGZTRUNC:
3288 | stringval = (const char*)get_stringztrunc_value(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool),
3289 | tvb, start, length, &item_length, encoding);
3290 | proto_tree_set_string(new_fi, stringval);
3291 |
3292 | /* Instead of calling proto_item_set_len(), since we
3293 | * don't yet have a proto_item, we set the
3294 | * field_info's length ourselves.
3295 | *
3296 | * XXX - our caller can't use that length to
3297 | * advance an offset unless they arrange that
3298 | * there always be a protocol tree into which
3299 | * we're putting this item.
3300 | */
3301 | new_fi->length = item_length;
3302 | break;
3303 |
3304 | case FT_ABSOLUTE_TIME:
3305 | /*
3306 | * Absolute times can be in any of a number of
3307 | * formats, and they can be big-endian or
3308 | * little-endian.
3309 | *
3310 | * Historically FT_TIMEs were only timespecs;
3311 | * the only question was whether they were stored
3312 | * in big- or little-endian format.
3313 | *
3314 | * For backwards compatibility, we interpret an
3315 | * encoding of 1 as meaning "little-endian timespec",
3316 | * so that passing true is interpreted as that.
3317 | */
3318 | if (encoding == true1)
3319 | encoding = ENC_TIME_SECS_NSECS0x00000000|ENC_LITTLE_ENDIAN0x80000000;
3320 |
3321 | get_time_value(tree, tvb, start, length, encoding, &time_stamp, false0);
3322 |
3323 | proto_tree_set_time(new_fi, &time_stamp);
3324 | break;
3325 |
3326 | case FT_RELATIVE_TIME:
3327 | /*
3328 | * Relative times can be in any of a number of
3329 | * formats, and they can be big-endian or
3330 | * little-endian.
3331 | *
3332 | * Historically FT_TIMEs were only timespecs;
3333 | * the only question was whether they were stored
3334 | * in big- or little-endian format.
3335 | *
3336 | * For backwards compatibility, we interpret an
3337 | * encoding of 1 as meaning "little-endian timespec",
3338 | * so that passing true is interpreted as that.
3339 | */
3340 | if (encoding == true1)
3341 | encoding = ENC_TIME_SECS_NSECS0x00000000|ENC_LITTLE_ENDIAN0x80000000;
3342 |
3343 | get_time_value(tree, tvb, start, length, encoding, &time_stamp, true1);
3344 |
3345 | proto_tree_set_time(new_fi, &time_stamp);
3346 | break;
3347 | case FT_IEEE_11073_SFLOAT:
3348 | if (encoding)
3349 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3350 | if (length != 2) {
3351 | length_error = length < 2 ? true1 : false0;
3352 | report_type_length_mismatch(tree, "a IEEE 11073 SFLOAT", length, length_error);
3353 | }
3354 |
3355 | fvalue_set_uinteger(new_fi->value, tvb_get_uint16(tvb, start, encoding));
3356 |
3357 | break;
3358 | case FT_IEEE_11073_FLOAT:
3359 | if (encoding)
3360 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3361 | if (length != 4) {
3362 | length_error = length < 4 ? true1 : false0;
3363 | report_type_length_mismatch(tree, "a IEEE 11073 FLOAT", length, length_error);
3364 | }
3365 | fvalue_set_uinteger(new_fi->value, tvb_get_uint32(tvb, start, encoding));
3366 |
3367 | break;
3368 | default:
3369 | REPORT_DISSECTOR_BUG("field %s is of unknown type %d (%s)",proto_report_dissector_bug("field %s is of unknown type %d (%s)" , new_fi->hfinfo->abbrev, new_fi->hfinfo->type, ftype_name (new_fi->hfinfo->type))
3370 | new_fi->hfinfo->abbrev,proto_report_dissector_bug("field %s is of unknown type %d (%s)" , new_fi->hfinfo->abbrev, new_fi->hfinfo->type, ftype_name (new_fi->hfinfo->type))
3371 | new_fi->hfinfo->type,proto_report_dissector_bug("field %s is of unknown type %d (%s)" , new_fi->hfinfo->abbrev, new_fi->hfinfo->type, ftype_name (new_fi->hfinfo->type))
3372 | ftype_name(new_fi->hfinfo->type))proto_report_dissector_bug("field %s is of unknown type %d (%s)" , new_fi->hfinfo->abbrev, new_fi->hfinfo->type, ftype_name (new_fi->hfinfo->type));
3373 | break;
3374 | }
3375 | FI_SET_FLAG(new_fi, (encoding & ENC_LITTLE_ENDIAN) ? FI_LITTLE_ENDIAN : FI_BIG_ENDIAN)do { if (new_fi) (new_fi)->flags = (new_fi)->flags | (( encoding & 0x80000000) ? 0x00000008 : 0x00000010); } while (0);
3376 |
3377 | /* Don't add new node to proto_tree until now so that any exceptions
3378 | * raised by a tvbuff access method doesn't leave junk in the proto_tree. */
3379 | /* XXX. wouldn't be better to add this item to tree, with some special
3380 | * flag (FI_EXCEPTION?) to know which item caused exception? For
3381 | * strings and bytes, we would have to set new_fi->value to something
3382 | * non-NULL, or otherwise ensure that proto_item_fill_display_label
3383 | * could handle NULL values. */
3384 | pi = proto_tree_add_node(tree, new_fi);
3385 |
3386 | switch (new_fi->hfinfo->type) {
3387 |
3388 | case FT_STRING:
3389 | /* XXX: trailing stray character detection should be done
3390 | * _before_ conversion to UTF-8, because conversion can change
3391 | * the length, or else get_string_length should return a value
3392 | * for the "length in bytes of the string after conversion
3393 | * including internal nulls." (Noting that we do, for other
3394 | * reasons, still need the "length in bytes in the field",
3395 | * especially for FT_STRINGZ.)
3396 | *
3397 | * This is true even for ASCII and UTF-8, because
3398 | * substituting REPLACEMENT CHARACTERS for illegal characters
3399 | * can also do so (and for UTF-8 possibly even make the
3400 | * string _shorter_).
3401 | */
3402 | detect_trailing_stray_characters(encoding, stringval, item_length, pi);
3403 | break;
3404 |
3405 | default:
3406 | break;
3407 | }
3408 |
3409 | return pi;
3410 | }
3411 |
3412 | proto_item *
3413 | proto_tree_add_item_ret_int(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3414 | const unsigned start, unsigned length,
3415 | const unsigned encoding, int32_t *retval)
3416 | {
3417 | header_field_info *hfinfo;
3418 | field_info *new_fi;
3419 | int32_t value;
3420 |
3421 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3421, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3421, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3421, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3422 |
3423 | switch (hfinfo->type) {
3424 | case FT_INT8:
3425 | case FT_INT16:
3426 | case FT_INT24:
3427 | case FT_INT32:
3428 | break;
3429 | case FT_INT64:
3430 | REPORT_DISSECTOR_BUG("64-bit signed integer field %s used with proto_tree_add_item_ret_int()",proto_report_dissector_bug("64-bit signed integer field %s used with proto_tree_add_item_ret_int()" , hfinfo->abbrev)
3431 | hfinfo->abbrev)proto_report_dissector_bug("64-bit signed integer field %s used with proto_tree_add_item_ret_int()" , hfinfo->abbrev);
3432 | default:
3433 | REPORT_DISSECTOR_BUG("Non-signed-integer field %s used with proto_tree_add_item_ret_int()",proto_report_dissector_bug("Non-signed-integer field %s used with proto_tree_add_item_ret_int()" , hfinfo->abbrev)
3434 | hfinfo->abbrev)proto_report_dissector_bug("Non-signed-integer field %s used with proto_tree_add_item_ret_int()" , hfinfo->abbrev);
3435 | }
3436 |
3437 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3438 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3439 | if(retval)if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3440 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3441 | *retval = 0;if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3442 | }if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3443 | } )if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); };
3444 |
3445 | if (encoding & ENC_STRING0x07000000) {
3446 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3447 | }
3448 | /* I believe it's ok if this is called with a NULL tree */
3449 | value = get_int_value(tree, tvb, start, length, encoding);
3450 |
3451 | if (retval) {
3452 | int no_of_bits;
3453 | *retval = value;
3454 | if (hfinfo->bitmask) {
3455 | /* Mask out irrelevant portions */
3456 | *retval &= (uint32_t)(hfinfo->bitmask);
3457 | /* Shift bits */
3458 | *retval >>= hfinfo_bitshift(hfinfo);
3459 | }
3460 | no_of_bits = ws_count_ones(hfinfo->bitmask);
3461 | *retval = ws_sign_ext32(*retval, no_of_bits);
3462 | }
3463 |
3464 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3465 |
3466 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3466 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3466, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3466, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3466, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3467 |
3468 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3469 |
3470 | proto_tree_set_int(new_fi, value);
3471 |
3472 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
3473 |
3474 | return proto_tree_add_node(tree, new_fi);
3475 | }
3476 |
3477 | proto_item *
3478 | proto_tree_add_item_ret_uint(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3479 | const unsigned start, unsigned length,
3480 | const unsigned encoding, uint32_t *retval)
3481 | {
3482 | header_field_info *hfinfo;
3483 | field_info *new_fi;
3484 | uint32_t value;
3485 |
3486 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3486, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3486, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3486, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3487 |
3488 | switch (hfinfo->type) {
3489 | case FT_CHAR:
3490 | case FT_UINT8:
3491 | case FT_UINT16:
3492 | case FT_UINT24:
3493 | case FT_UINT32:
3494 | break;
3495 | default:
3496 | REPORT_DISSECTOR_BUG("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32",proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev)
3497 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev);
3498 | }
3499 |
3500 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3501 | {if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3502 | if (retval) {if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3503 | *retval = 0;if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3504 | }if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3505 | return NULL;if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3506 | }if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3507 | )if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); };
3508 |
3509 | if (encoding & ENC_STRING0x07000000) {
3510 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3511 | }
3512 | /* I believe it's ok if this is called with a NULL tree */
3513 | /* XXX - modify if we ever support EBCDIC FT_CHAR */
3514 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
3515 | uint64_t temp64;
3516 | tvb_get_varint(tvb, start, length, &temp64, encoding);
3517 | value = (uint32_t)temp64;
3518 | } else {
3519 | value = get_uint_value(tree, tvb, start, length, encoding);
3520 | }
3521 |
3522 | if (retval) {
3523 | *retval = value;
3524 | if (hfinfo->bitmask) {
3525 | /* Mask out irrelevant portions */
3526 | *retval &= (uint32_t)(hfinfo->bitmask);
3527 | /* Shift bits */
3528 | *retval >>= hfinfo_bitshift(hfinfo);
3529 | }
3530 | }
3531 |
3532 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3533 |
3534 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3534 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3534, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3534, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3534, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3535 |
3536 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3537 |
3538 | proto_tree_set_uint(new_fi, value);
3539 |
3540 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
3541 | if (encoding & (ENC_VARINT_PROTOBUF0x00000002|ENC_VARINT_ZIGZAG0x00000008|ENC_VARINT_SDNV0x00000010)) {
3542 | new_fi->flags |= FI_VARINT0x00040000;
3543 | }
3544 | return proto_tree_add_node(tree, new_fi);
3545 | }
3546 |
3547 | proto_item *
3548 | proto_tree_add_item_ret_uint32(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3549 | const unsigned start, unsigned length,
3550 | const unsigned encoding, uint32_t *retval)
3551 | {
3552 | return proto_tree_add_item_ret_uint(tree, hfindex, tvb, start, length, encoding, retval);
3553 | }
3554 |
3555 | proto_item *
3556 | proto_tree_add_item_ret_uint8(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3557 | const unsigned start, unsigned length,
3558 | const unsigned encoding, uint8_t *retval)
3559 | {
3560 | /* TODO: further restrict by hfinfo->type ? */
3561 | uint32_t val32;
3562 | proto_item *item = proto_tree_add_item_ret_uint(tree, hfindex, tvb, start, length, encoding, &val32);
3563 | *retval = (uint8_t)val32;
3564 | return item;
3565 | }
3566 |
3567 | proto_item *
3568 | proto_tree_add_item_ret_uint16(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3569 | const unsigned start, unsigned length,
3570 | const unsigned encoding, uint16_t *retval)
3571 | {
3572 | /* TODO: further restrict by hfinfo->type ? */
3573 | uint32_t val32;
3574 | proto_item *item = proto_tree_add_item_ret_uint(tree, hfindex, tvb, start, length, encoding, &val32);
3575 | *retval = (uint16_t)(val32 & 0xFFFF); /* Bitwise AND is a classic 'Reset' for taint */
3576 | return item;
3577 | }
3578 |
3579 |
3580 | /* Gets data from tvbuff, adds it to proto_tree, increments offset,
3581 | * and returns proto_item* and uint value retrieved*/
3582 | proto_item *
3583 | ptvcursor_add_ret_uint(ptvcursor_t *ptvc, int hfindex, unsigned length,
3584 | const unsigned encoding, uint32_t *retval)
3585 | {
3586 | field_info *new_fi;
3587 | header_field_info *hfinfo;
3588 | unsigned item_length;
3589 | unsigned offset;
3590 | uint32_t value;
3591 |
3592 | offset = ptvc->offset;
3593 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3593, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3593, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3593, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3594 |
3595 | switch (hfinfo->type) {
3596 | case FT_CHAR:
3597 | case FT_UINT8:
3598 | case FT_UINT16:
3599 | case FT_UINT24:
3600 | case FT_UINT32:
3601 | break;
3602 | default:
3603 | REPORT_DISSECTOR_BUG("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32",proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev)
3604 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev);
3605 | }
3606 |
3607 | get_hfi_length_unsigned(hfinfo, ptvc->tvb, offset, &length, &item_length, encoding);
3608 | test_length(hfinfo, ptvc->tvb, offset, item_length, encoding);
3609 |
3610 | /* I believe it's ok if this is called with a NULL tree */
3611 | /* XXX - modify if we ever support EBCDIC FT_CHAR */
3612 | value = get_uint_value(ptvc->tree, ptvc->tvb, offset, item_length, encoding);
3613 |
3614 | if (retval) {
3615 | *retval = value;
3616 | if (hfinfo->bitmask) {
3617 | /* Mask out irrelevant portions */
3618 | *retval &= (uint32_t)(hfinfo->bitmask);
3619 | /* Shift bits */
3620 | *retval >>= hfinfo_bitshift(hfinfo);
3621 | }
3622 | }
3623 |
3624 | ptvcursor_advance(ptvc, get_full_length(hfinfo, ptvc->tvb, offset, length, item_length, encoding));
3625 |
3626 | CHECK_FOR_NULL_TREE(ptvc->tree)if (!ptvc->tree) { ((void)0); return ((void*)0); };
3627 |
3628 | /* Coast clear. Try and fake it */
3629 | TRY_TO_FAKE_THIS_ITEM(ptvc->tree, hfindex, hfinfo)((ptvc->tree)->tree_data)->count++; if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3629 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3629, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3629, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((ptvc->tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3629, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((ptvc->tree )->tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((ptvc->tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((ptvc ->tree)->tree_data)->visible)) { if (proto_item_is_hidden ((ptvc->tree))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT ) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo->type != FT_PROTOCOL || ((ptvc->tree)->tree_data )->fake_protocols)) { ((void)0); return proto_tree_add_fake_node (ptvc->tree, hfinfo); } } };
3630 |
3631 | new_fi = new_field_info(ptvc->tree, hfinfo, ptvc->tvb, offset, item_length);
3632 |
3633 | return proto_tree_new_item(new_fi, ptvc->tree, ptvc->tvb,
3634 | offset, length, encoding);
3635 | }
3636 |
3637 | /* Gets data from tvbuff, adds it to proto_tree, increments offset,
3638 | * and returns proto_item* and int value retrieved*/
3639 | proto_item *
3640 | ptvcursor_add_ret_int(ptvcursor_t *ptvc, int hfindex, unsigned length,
3641 | const unsigned encoding, int32_t *retval)
3642 | {
3643 | field_info *new_fi;
3644 | header_field_info *hfinfo;
3645 | unsigned item_length;
3646 | unsigned offset;
3647 | uint32_t value;
3648 |
3649 | offset = ptvc->offset;
3650 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3650, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3650, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3650, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3651 |
3652 | switch (hfinfo->type) {
3653 | case FT_INT8:
3654 | case FT_INT16:
3655 | case FT_INT24:
3656 | case FT_INT32:
3657 | break;
3658 | default:
3659 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32",proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hfinfo->abbrev)
3660 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hfinfo->abbrev);
3661 | }
3662 |
3663 | get_hfi_length_unsigned(hfinfo, ptvc->tvb, offset, &length, &item_length, encoding);
3664 | test_length(hfinfo, ptvc->tvb, offset, item_length, encoding);
3665 |
3666 | /* I believe it's ok if this is called with a NULL tree */
3667 | /* XXX - modify if we ever support EBCDIC FT_CHAR */
3668 | value = get_int_value(ptvc->tree, ptvc->tvb, offset, item_length, encoding);
3669 |
3670 | if (retval) {
3671 | int no_of_bits;
3672 | *retval = value;
3673 | if (hfinfo->bitmask) {
3674 | /* Mask out irrelevant portions */
3675 | *retval &= (uint32_t)(hfinfo->bitmask);
3676 | /* Shift bits */
3677 | *retval >>= hfinfo_bitshift(hfinfo);
3678 | }
3679 | no_of_bits = ws_count_ones(hfinfo->bitmask);
3680 | *retval = ws_sign_ext32(*retval, no_of_bits);
3681 | }
3682 |
3683 | ptvcursor_advance(ptvc, get_full_length(hfinfo, ptvc->tvb, offset, length, item_length, encoding));
3684 |
3685 | CHECK_FOR_NULL_TREE(ptvc->tree)if (!ptvc->tree) { ((void)0); return ((void*)0); };
3686 |
3687 | /* Coast clear. Try and fake it */
3688 | TRY_TO_FAKE_THIS_ITEM(ptvc->tree, hfindex, hfinfo)((ptvc->tree)->tree_data)->count++; if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3688 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3688, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3688, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((ptvc->tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3688, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((ptvc->tree )->tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((ptvc->tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((ptvc ->tree)->tree_data)->visible)) { if (proto_item_is_hidden ((ptvc->tree))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT ) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo->type != FT_PROTOCOL || ((ptvc->tree)->tree_data )->fake_protocols)) { ((void)0); return proto_tree_add_fake_node (ptvc->tree, hfinfo); } } };
3689 |
3690 | new_fi = new_field_info(ptvc->tree, hfinfo, ptvc->tvb, offset, item_length);
3691 |
3692 | return proto_tree_new_item(new_fi, ptvc->tree, ptvc->tvb,
3693 | offset, length, encoding);
3694 | }
3695 |
3696 | /* Gets data from tvbuff, adds it to proto_tree, increments offset,
3697 | * and returns proto_item* and string value retrieved */
3698 | proto_item*
3699 | ptvcursor_add_ret_string(ptvcursor_t* ptvc, int hf, int length, const unsigned encoding, wmem_allocator_t *scope, const uint8_t **retval)
3700 | {
3701 | header_field_info *hfinfo;
3702 | field_info *new_fi;
3703 | const uint8_t *value;
3704 | unsigned item_length;
3705 | unsigned offset;
3706 |
3707 | offset = ptvc->offset;
3708 |
3709 | PROTO_REGISTRAR_GET_NTH(hf, hfinfo)if((hf == 0 || (unsigned)hf > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3709 , __func__, "Unregistered hf! index=%d", hf); ((void) ((hf > 0 && (unsigned)hf < gpa_hfinfo.len) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3709, "hf > 0 && (unsigned)hf < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf] != (( void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3709, "gpa_hfinfo.hfi[hf] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[hf];;
3710 |
3711 | switch (hfinfo->type) {
3712 | case FT_STRING:
3713 | value = get_string_value(scope, ptvc->tvb, offset, length, &item_length, encoding);
3714 | break;
3715 | case FT_STRINGZ:
3716 | value = get_stringz_value(scope, ptvc->tree, ptvc->tvb, offset, length, &item_length, encoding);
3717 | break;
3718 | case FT_UINT_STRING:
3719 | value = get_uint_string_value(scope, ptvc->tree, ptvc->tvb, offset, length, &item_length, encoding);
3720 | break;
3721 | case FT_STRINGZPAD:
3722 | value = get_stringzpad_value(scope, ptvc->tvb, offset, length, &item_length, encoding);
3723 | break;
3724 | case FT_STRINGZTRUNC:
3725 | value = get_stringztrunc_value(scope, ptvc->tvb, offset, length, &item_length, encoding);
3726 | break;
3727 | default:
3728 | REPORT_DISSECTOR_BUG("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC",proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC" , hfinfo->abbrev)
3729 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC" , hfinfo->abbrev);
3730 | }
3731 |
3732 | if (retval)
3733 | *retval = value;
3734 |
3735 | ptvcursor_advance(ptvc, item_length);
3736 |
3737 | CHECK_FOR_NULL_TREE(ptvc->tree)if (!ptvc->tree) { ((void)0); return ((void*)0); };
3738 |
3739 | TRY_TO_FAKE_THIS_ITEM(ptvc->tree, hfinfo->id, hfinfo)((ptvc->tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3739, __func__, "Unregistered hf! index=%d" , hfinfo->id); ((void) ((hfinfo->id > 0 && ( unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3739, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3739, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((ptvc->tree)->tree_data)->count > prefs .gui_max_tree_items) { ((void)0); if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3739 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((ptvc->tree )->tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((ptvc->tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((ptvc ->tree)->tree_data)->visible)) { if (proto_item_is_hidden ((ptvc->tree))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT ) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo->type != FT_PROTOCOL || ((ptvc->tree)->tree_data )->fake_protocols)) { ((void)0); return proto_tree_add_fake_node (ptvc->tree, hfinfo); } } };
3740 |
3741 | new_fi = new_field_info(ptvc->tree, hfinfo, ptvc->tvb, offset, item_length);
3742 |
3743 | return proto_tree_new_item(new_fi, ptvc->tree, ptvc->tvb,
3744 | offset, length, encoding);
3745 | }
3746 |
3747 | /* Gets data from tvbuff, adds it to proto_tree, increments offset,
3748 | * and returns proto_item* and boolean value retrieved */
3749 | proto_item*
3750 | ptvcursor_add_ret_boolean(ptvcursor_t* ptvc, int hfindex, unsigned length, const unsigned encoding, bool_Bool *retval)
3751 | {
3752 | header_field_info *hfinfo;
3753 | field_info *new_fi;
3754 | unsigned item_length;
3755 | unsigned offset;
3756 | uint64_t value, bitval;
3757 |
3758 | offset = ptvc->offset;
3759 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3759, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3759, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3759, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3760 |
3761 | if (hfinfo->type != FT_BOOLEAN) {
3762 | REPORT_DISSECTOR_BUG("field %s is not of type FT_BOOLEAN",proto_report_dissector_bug("field %s is not of type FT_BOOLEAN" , hfinfo->abbrev)
3763 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_BOOLEAN" , hfinfo->abbrev);
3764 | }
3765 |
3766 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3767 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3768 | if(retval)if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3769 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3770 | *retval = false;if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3771 | }if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3772 | } )if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); };
3773 |
3774 | if (encoding & ENC_STRING0x07000000) {
3775 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3776 | }
3777 |
3778 | get_hfi_length_unsigned(hfinfo, ptvc->tvb, offset, &length, &item_length, encoding);
3779 | test_length(hfinfo, ptvc->tvb, offset, item_length, encoding);
3780 |
3781 | /* I believe it's ok if this is called with a NULL tree */
3782 | value = get_uint64_value(ptvc->tree, ptvc->tvb, offset, length, encoding);
3783 |
3784 | if (retval) {
3785 | bitval = value;
3786 | if (hfinfo->bitmask) {
3787 | /* Mask out irrelevant portions */
3788 | bitval &= hfinfo->bitmask;
3789 | }
3790 | *retval = (bitval != 0);
3791 | }
3792 |
3793 | ptvcursor_advance(ptvc, get_full_length(hfinfo, ptvc->tvb, offset, length, item_length, encoding));
3794 |
3795 | CHECK_FOR_NULL_TREE(ptvc->tree)if (!ptvc->tree) { ((void)0); return ((void*)0); };
3796 |
3797 | TRY_TO_FAKE_THIS_ITEM(ptvc->tree, hfinfo->id, hfinfo)((ptvc->tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3797, __func__, "Unregistered hf! index=%d" , hfinfo->id); ((void) ((hfinfo->id > 0 && ( unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3797, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3797, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((ptvc->tree)->tree_data)->count > prefs .gui_max_tree_items) { ((void)0); if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3797 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((ptvc->tree )->tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((ptvc->tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((ptvc ->tree)->tree_data)->visible)) { if (proto_item_is_hidden ((ptvc->tree))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT ) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo->type != FT_PROTOCOL || ((ptvc->tree)->tree_data )->fake_protocols)) { ((void)0); return proto_tree_add_fake_node (ptvc->tree, hfinfo); } } };
3798 |
3799 | new_fi = new_field_info(ptvc->tree, hfinfo, ptvc->tvb, offset, item_length);
3800 |
3801 | return proto_tree_new_item(new_fi, ptvc->tree, ptvc->tvb,
3802 | offset, length, encoding);
3803 | }
3804 |
3805 | proto_item *
3806 | proto_tree_add_item_ret_uint64(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3807 | const unsigned start, unsigned length, const unsigned encoding, uint64_t *retval)
3808 | {
3809 | header_field_info *hfinfo;
3810 | field_info *new_fi;
3811 | uint64_t value;
3812 |
3813 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3813, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3813, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3813, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3814 |
3815 | switch (hfinfo->type) {
3816 | case FT_UINT40:
3817 | case FT_UINT48:
3818 | case FT_UINT56:
3819 | case FT_UINT64:
3820 | break;
3821 | default:
3822 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64",proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64" , hfinfo->abbrev)
3823 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64" , hfinfo->abbrev);
3824 | }
3825 |
3826 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3827 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3828 | if(retval)if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3829 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3830 | *retval = 0;if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3831 | }if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3832 | } )if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); };
3833 |
3834 | if (encoding & ENC_STRING0x07000000) {
3835 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3836 | }
3837 | /* I believe it's ok if this is called with a NULL tree */
3838 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
3839 | tvb_get_varint(tvb, start, length, &value, encoding);
3840 | } else {
3841 | value = get_uint64_value(tree, tvb, start, length, encoding);
3842 | }
3843 |
3844 | if (retval) {
3845 | *retval = value;
3846 | if (hfinfo->bitmask) {
3847 | /* Mask out irrelevant portions */
3848 | *retval &= hfinfo->bitmask;
3849 | /* Shift bits */
3850 | *retval >>= hfinfo_bitshift(hfinfo);
3851 | }
3852 | }
3853 |
3854 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3855 |
3856 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3856 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3856, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3856, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3856, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3857 |
3858 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3859 |
3860 | proto_tree_set_uint64(new_fi, value);
3861 |
3862 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
3863 | if (encoding & (ENC_VARINT_PROTOBUF0x00000002|ENC_VARINT_ZIGZAG0x00000008|ENC_VARINT_SDNV0x00000010)) {
3864 | new_fi->flags |= FI_VARINT0x00040000;
3865 | }
3866 |
3867 | return proto_tree_add_node(tree, new_fi);
3868 | }
3869 |
3870 | proto_item *
3871 | proto_tree_add_item_ret_int64(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3872 | const unsigned start, unsigned length, const unsigned encoding, int64_t *retval)
3873 | {
3874 | header_field_info *hfinfo;
3875 | field_info *new_fi;
3876 | int64_t value;
3877 |
3878 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3878, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3878, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3878, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3879 |
3880 | switch (hfinfo->type) {
3881 | case FT_INT40:
3882 | case FT_INT48:
3883 | case FT_INT56:
3884 | case FT_INT64:
3885 | break;
3886 | default:
3887 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64",proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hfinfo->abbrev)
3888 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hfinfo->abbrev);
3889 | }
3890 |
3891 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3892 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3893 | if(retval)if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3894 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3895 | *retval = 0;if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3896 | }if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3897 | } )if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); };
3898 |
3899 | if (encoding & ENC_STRING0x07000000) {
3900 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3901 | }
3902 | /* I believe it's ok if this is called with a NULL tree */
3903 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
3904 | tvb_get_varint(tvb, start, length, (uint64_t*)&value, encoding);
3905 | }
3906 | else {
3907 | value = get_int64_value(tree, tvb, start, length, encoding);
3908 | }
3909 |
3910 | if (retval) {
3911 | *retval = value;
3912 | }
3913 |
3914 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3915 |
3916 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3916 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3916, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3916, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3916, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3917 |
3918 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3919 |
3920 | proto_tree_set_int64(new_fi, value);
3921 |
3922 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
3923 | if (encoding & (ENC_VARINT_PROTOBUF0x00000002|ENC_VARINT_ZIGZAG0x00000008|ENC_VARINT_SDNV0x00000010)) {
3924 | new_fi->flags |= FI_VARINT0x00040000;
3925 | }
3926 |
3927 | return proto_tree_add_node(tree, new_fi);
3928 | }
3929 |
3930 | proto_item *
3931 | proto_tree_add_item_ret_varint(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3932 | const unsigned start, unsigned length, const unsigned encoding, uint64_t *retval, unsigned *lenretval)
3933 | {
3934 | header_field_info *hfinfo;
3935 | field_info *new_fi;
3936 | uint64_t value;
3937 |
3938 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3938, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3938, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3938, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3939 |
3940 | if ((!FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 ))) && (!FT_IS_UINT(hfinfo->type)(((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM ) || ((hfinfo->type) == FT_UINT40 || (hfinfo->type) == FT_UINT48 || (hfinfo->type) == FT_UINT56 || (hfinfo->type) == FT_UINT64 )))) {
3941 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT or FT_INT",proto_report_dissector_bug("field %s is not of type FT_UINT or FT_INT" , hfinfo->abbrev)
3942 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT or FT_INT" , hfinfo->abbrev);
3943 | }
3944 |
3945 | if (!(encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010))) {
3946 | REPORT_DISSECTOR_BUG("Encoding must be a VARINT")proto_report_dissector_bug("Encoding must be a VARINT");
3947 | }
3948 |
3949 | if (encoding & ENC_STRING0x07000000) {
3950 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3951 | }
3952 |
3953 | /* tvb_get_varint clamps the max length to FT_VARINT_MAX_LEN (10)
3954 | * It also handles length 0, setting both return values to 0.
3955 | * XXX - Should the max length be affected by the field type and/or
3956 | * encoding, e.g. 5 for FT_[U]INT32?
3957 | * XXX - Should there be separate _varint and _varuint versions to
3958 | * avoid the changing the sign when casting the return value?
3959 | * XXX - Do we even need the length parameter? Every user of this
3960 | * function passes in -1 or FT_VARINT_MAX_LEN. We could have a
3961 | * separate function, but unlike some field types, variable length
3962 | * is the typical case here, not the exception, and the typical
3963 | * case should have the shorter, more convenient function name.
3964 | * Having the length makes the signature more similar to other
3965 | * functions, though. */
3966 | length = tvb_get_varint(tvb, start, length, &value, encoding);
3967 |
3968 | if (length == 0) {
3969 | expert_add_info(NULL((void*)0), tree, &ei_varint_decoding_failed_error);
3970 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
3971 | }
3972 |
3973 | if (retval) {
3974 | *retval = value;
3975 | if (hfinfo->bitmask) {
3976 | /* Mask out irrelevant portions */
3977 | *retval &= hfinfo->bitmask;
3978 | /* Shift bits */
3979 | *retval >>= hfinfo_bitshift(hfinfo);
3980 | }
3981 | }
3982 |
3983 | if (lenretval) {
3984 | *lenretval = length;
3985 | }
3986 |
3987 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3988 |
3989 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3989 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3989, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3989, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3989, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3990 |
3991 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3992 |
3993 | proto_tree_set_uint64(new_fi, value);
3994 |
3995 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
3996 | if (encoding & (ENC_VARINT_PROTOBUF0x00000002|ENC_VARINT_ZIGZAG0x00000008|ENC_VARINT_SDNV0x00000010)) {
3997 | new_fi->flags |= FI_VARINT0x00040000;
3998 | }
3999 |
4000 | return proto_tree_add_node(tree, new_fi);
4001 |
4002 | }
4003 |
4004 | proto_item *
4005 | proto_tree_add_item_ret_boolean(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4006 | const unsigned start, unsigned length,
4007 | const unsigned encoding, bool_Bool *retval)
4008 | {
4009 | header_field_info *hfinfo;
4010 | field_info *new_fi;
4011 | uint64_t value, bitval;
4012 |
4013 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4013, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4013, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4013, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4014 |
4015 | if (hfinfo->type != FT_BOOLEAN) {
4016 | REPORT_DISSECTOR_BUG("field %s is not of type FT_BOOLEAN",proto_report_dissector_bug("field %s is not of type FT_BOOLEAN" , hfinfo->abbrev)
4017 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_BOOLEAN" , hfinfo->abbrev);
4018 | }
4019 |
4020 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
4021 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
4022 | if(retval)if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
4023 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
4024 | *retval = false;if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
4025 | }if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
4026 | } )if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); };
4027 |
4028 | if (encoding & ENC_STRING0x07000000) {
4029 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
4030 | }
4031 | /* I believe it's ok if this is called with a NULL tree */
4032 | value = get_uint64_value(tree, tvb, start, length, encoding);
4033 |
4034 | if (retval) {
4035 | bitval = value;
4036 | if (hfinfo->bitmask) {
4037 | /* Mask out irrelevant portions */
4038 | bitval &= hfinfo->bitmask;
4039 | }
4040 | *retval = (bitval != 0);
4041 | }
4042 |
4043 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4044 |
4045 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4045 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4045, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4045, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4045, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4046 |
4047 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4048 |
4049 | proto_tree_set_boolean(new_fi, value);
4050 |
4051 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
4052 |
4053 | return proto_tree_add_node(tree, new_fi);
4054 | }
4055 |
4056 | proto_item *
4057 | proto_tree_add_item_ret_float(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4058 | const unsigned start, unsigned length,
4059 | const unsigned encoding, float *retval)
4060 | {
4061 | header_field_info *hfinfo = proto_registrar_get_nth(hfindex);
4062 | field_info *new_fi;
4063 | float value;
4064 |
4065 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4065, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4066 |
4067 | if (hfinfo->type != FT_FLOAT) {
4068 | REPORT_DISSECTOR_BUG("field %s is not of type FT_FLOAT", hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_FLOAT" , hfinfo->abbrev);
4069 | }
4070 |
4071 | if (length != 4) {
4072 | report_type_length_mismatch(tree, "a single-precision floating point number", length, true1);
4073 | }
4074 |
4075 | /* treat any nonzero encoding as little endian for backwards compatibility */
4076 | value = encoding ? tvb_get_letohieee_float(tvb, start) : tvb_get_ntohieee_float(tvb, start);
4077 | if (retval) {
4078 | *retval = value;
4079 | }
4080 |
4081 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4082 |
4083 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4083 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4083, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4083, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4083, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4084 |
4085 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4086 | if (encoding) {
4087 | new_fi->flags |= FI_LITTLE_ENDIAN0x00000008;
4088 | }
4089 |
4090 | proto_tree_set_float(new_fi, value);
4091 |
4092 | return proto_tree_add_node(tree, new_fi);
4093 | }
4094 |
4095 | proto_item *
4096 | proto_tree_add_item_ret_double(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4097 | const unsigned start, unsigned length,
4098 | const unsigned encoding, double *retval)
4099 | {
4100 | header_field_info *hfinfo = proto_registrar_get_nth(hfindex);
4101 | field_info *new_fi;
4102 | double value;
4103 |
4104 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4104, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4105 |
4106 | if (hfinfo->type != FT_DOUBLE) {
4107 | REPORT_DISSECTOR_BUG("field %s is not of type FT_DOUBLE", hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_DOUBLE" , hfinfo->abbrev);
4108 | }
4109 |
4110 | if (length != 8) {
4111 | report_type_length_mismatch(tree, "a double-precision floating point number", length, true1);
4112 | }
4113 |
4114 | /* treat any nonzero encoding as little endian for backwards compatibility */
4115 | value = encoding ? tvb_get_letohieee_double(tvb, start) : tvb_get_ntohieee_double(tvb, start);
4116 | if (retval) {
4117 | *retval = value;
4118 | }
4119 |
4120 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4121 |
4122 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4122 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4122, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4122, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4122, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4123 |
4124 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4125 | if (encoding) {
4126 | new_fi->flags |= FI_LITTLE_ENDIAN0x00000008;
4127 | }
4128 |
4129 | proto_tree_set_double(new_fi, value);
4130 |
4131 | return proto_tree_add_node(tree, new_fi);
4132 | }
4133 |
4134 | proto_item *
4135 | proto_tree_add_item_ret_ipv4(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4136 | const unsigned start, unsigned length,
4137 | const unsigned encoding, ws_in4_addr *retval)
4138 | {
4139 | header_field_info *hfinfo;
4140 | field_info *new_fi;
4141 | ws_in4_addr value;
4142 |
4143 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4143, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4143, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4143, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4144 |
4145 | switch (hfinfo->type) {
4146 | case FT_IPv4:
4147 | break;
4148 | default:
4149 | REPORT_DISSECTOR_BUG("field %s is not of type FT_IPv4",proto_report_dissector_bug("field %s is not of type FT_IPv4", hfinfo->abbrev)
4150 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_IPv4", hfinfo->abbrev);
4151 | }
4152 |
4153 | if (length != FT_IPv4_LEN4)
4154 | REPORT_DISSECTOR_BUG("Invalid length %d passed to proto_tree_add_item_ret_ipv4",proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ipv4" , length)
4155 | length)proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ipv4" , length);
4156 |
4157 | if (encoding & (ENC_STRING0x07000000 | ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010))) {
4158 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
4159 | }
4160 |
4161 | /*
4162 | * NOTE: to support code written when proto_tree_add_item() took
4163 | * a bool as its last argument, with false meaning "big-endian"
4164 | * and true meaning "little-endian", we treat any non-zero value
4165 | * of "encoding" as meaning "little-endian".
4166 | */
4167 | value = tvb_get_ipv4(tvb, start);
4168 | if (encoding)
4169 | value = GUINT32_SWAP_LE_BE(value)(((guint32) ( (((guint32) (value) & (guint32) 0x000000ffU ) << 24) | (((guint32) (value) & (guint32) 0x0000ff00U ) << 8) | (((guint32) (value) & (guint32) 0x00ff0000U ) >> 8) | (((guint32) (value) & (guint32) 0xff000000U ) >> 24))));
4170 |
4171 | if (retval) {
4172 | *retval = value;
4173 | }
4174 |
4175 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4176 |
4177 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4177 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4177, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4177, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4177, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4178 |
4179 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4180 |
4181 | proto_tree_set_ipv4(new_fi, value);
4182 |
4183 | new_fi->flags |= encoding ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
4184 | return proto_tree_add_node(tree, new_fi);
4185 | }
4186 |
4187 | proto_item *
4188 | proto_tree_add_item_ret_ipv6(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4189 | const unsigned start, unsigned length,
4190 | const unsigned encoding, ws_in6_addr *addr)
4191 | {
4192 | header_field_info *hfinfo = proto_registrar_get_nth(hfindex);
4193 | field_info *new_fi;
4194 |
4195 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4195, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4196 |
4197 | switch (hfinfo->type) {
4198 | case FT_IPv6:
4199 | break;
4200 | default:
4201 | REPORT_DISSECTOR_BUG("field %s is not of type FT_IPv6",proto_report_dissector_bug("field %s is not of type FT_IPv6", hfinfo->abbrev)
4202 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_IPv6", hfinfo->abbrev);
4203 | }
4204 |
4205 | if (length != FT_IPv6_LEN16)
4206 | REPORT_DISSECTOR_BUG("Invalid length %d passed to proto_tree_add_item_ret_ipv6",proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ipv6" , length)
4207 | length)proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ipv6" , length);
4208 |
4209 | if (encoding) {
4210 | REPORT_DISSECTOR_BUG("Encodings not yet implemented for proto_tree_add_item_ret_ipv6")proto_report_dissector_bug("Encodings not yet implemented for proto_tree_add_item_ret_ipv6" );
4211 | }
4212 |
4213 | tvb_get_ipv6(tvb, start, addr);
4214 |
4215 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4216 |
4217 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4217 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4217, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4217, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4217, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4218 |
4219 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4220 |
4221 | proto_tree_set_ipv6(new_fi, addr);
4222 |
4223 | return proto_tree_add_node(tree, new_fi);
4224 | }
4225 |
4226 | proto_item *
4227 | proto_tree_add_item_ret_ether(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4228 | const unsigned start, unsigned length, const unsigned encoding, uint8_t *retval) {
4229 |
4230 | header_field_info *hfinfo = proto_registrar_get_nth(hfindex);
4231 | field_info *new_fi;
4232 |
4233 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4233, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4234 |
4235 | switch (hfinfo->type) {
4236 | case FT_ETHER:
4237 | break;
4238 | default:
4239 | REPORT_DISSECTOR_BUG("field %s is not of type FT_ETHER",proto_report_dissector_bug("field %s is not of type FT_ETHER" , hfinfo->abbrev)
4240 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_ETHER" , hfinfo->abbrev);
4241 | }
4242 |
4243 | if (length != FT_ETHER_LEN6)
4244 | REPORT_DISSECTOR_BUG("Invalid length %d passed to proto_tree_add_item_ret_ether",proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ether" , length)
4245 | length)proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ether" , length);
4246 |
4247 | if (encoding) {
4248 | REPORT_DISSECTOR_BUG("Encodings not yet implemented for proto_tree_add_item_ret_ether")proto_report_dissector_bug("Encodings not yet implemented for proto_tree_add_item_ret_ether" );
4249 | }
4250 |
4251 | tvb_memcpy(tvb, retval, start, length);
4252 |
4253 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4254 |
4255 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4255 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4255, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4255, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4255, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4256 |
4257 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4258 |
4259 | proto_tree_set_ether(new_fi, retval);
4260 |
4261 | return proto_tree_add_node(tree, new_fi);
4262 | }
4263 |
4264 |
4265 | proto_item *
4266 | proto_tree_add_item_ret_string_and_length(proto_tree *tree, int hfindex,
4267 | tvbuff_t *tvb,
4268 | const unsigned start, int length,
4269 | const unsigned encoding,
4270 | wmem_allocator_t *scope,
4271 | const uint8_t **retval,
4272 | unsigned *lenretval)
4273 | {
4274 | proto_item *pi;
4275 | header_field_info *hfinfo;
4276 | field_info *new_fi;
4277 | const uint8_t *value;
4278 |
4279 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4279, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4279, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4279, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4280 |
4281 | switch (hfinfo->type) {
4282 | case FT_STRING:
4283 | value = get_string_value(scope, tvb, start, length, lenretval, encoding);
4284 | break;
4285 | case FT_STRINGZ:
4286 | value = get_stringz_value(scope, tree, tvb, start, length, lenretval, encoding);
4287 | break;
4288 | case FT_UINT_STRING:
4289 | value = get_uint_string_value(scope, tree, tvb, start, length, lenretval, encoding);
4290 | break;
4291 | case FT_STRINGZPAD:
4292 | value = get_stringzpad_value(scope, tvb, start, length, lenretval, encoding);
4293 | break;
4294 | case FT_STRINGZTRUNC:
4295 | value = get_stringztrunc_value(scope, tvb, start, length, lenretval, encoding);
4296 | break;
4297 | default:
4298 | REPORT_DISSECTOR_BUG("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC",proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC" , hfinfo->abbrev)
4299 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC" , hfinfo->abbrev);
4300 | }
4301 |
4302 | if (retval)
4303 | *retval = value;
4304 |
4305 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4306 |
4307 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4307 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4307, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4307, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4307, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4308 |
4309 | new_fi = new_field_info(tree, hfinfo, tvb, start, *lenretval);
4310 |
4311 | proto_tree_set_string(new_fi, (const char*)value);
4312 |
4313 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
4314 |
4315 | pi = proto_tree_add_node(tree, new_fi);
4316 |
4317 | switch (hfinfo->type) {
4318 |
4319 | case FT_STRINGZ:
4320 | case FT_STRINGZPAD:
4321 | case FT_STRINGZTRUNC:
4322 | case FT_UINT_STRING:
4323 | break;
4324 |
4325 | case FT_STRING:
4326 | detect_trailing_stray_characters(encoding, (const char*)value, length, pi);
4327 | break;
4328 |
4329 | default:
4330 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4330 , __func__, "assertion \"not reached\" failed");
4331 | }
4332 |
4333 | return pi;
4334 | }
4335 |
4336 | proto_item *
4337 | proto_tree_add_item_ret_string(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4338 | const unsigned start, int length,
4339 | const unsigned encoding, wmem_allocator_t *scope,
4340 | const uint8_t **retval)
4341 | {
4342 | unsigned item_length; // Param cannot be NULL in function below
4343 | return proto_tree_add_item_ret_string_and_length(tree, hfindex,
4344 | tvb, start, length, encoding, scope, retval, &item_length);
4345 | }
4346 |
4347 | proto_item *
4348 | proto_tree_add_item_ret_display_string_and_length(proto_tree *tree, int hfindex,
4349 | tvbuff_t *tvb,
4350 | const unsigned start, int length,
4351 | const unsigned encoding,
4352 | wmem_allocator_t *scope,
4353 | char **retval,
4354 | unsigned *lenretval)
4355 | {
4356 | proto_item *pi;
4357 | header_field_info *hfinfo;
4358 | field_info *new_fi;
4359 | const uint8_t *value;
4360 | uint32_t n = 0;
4361 |
4362 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4362, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4362, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4362, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4363 |
4364 | switch (hfinfo->type) {
4365 | case FT_STRING:
4366 | value = get_string_value(scope, tvb, start, length, lenretval, encoding);
4367 | *retval = wmem_alloc(scope, ITEM_LABEL_LENGTH240);
4368 | ws_label_strcpy(*retval, ITEM_LABEL_LENGTH240, 0, value, label_strcat_flags(hfinfo));
4369 | break;
4370 | case FT_STRINGZ:
4371 | value = get_stringz_value(scope, tree, tvb, start, length, lenretval, encoding);
4372 | *retval = wmem_alloc(scope, ITEM_LABEL_LENGTH240);
4373 | ws_label_strcpy(*retval, ITEM_LABEL_LENGTH240, 0, value, label_strcat_flags(hfinfo));
4374 | break;
4375 | case FT_UINT_STRING:
4376 | value = get_uint_string_value(scope, tree, tvb, start, length, lenretval, encoding);
4377 | *retval = wmem_alloc(scope, ITEM_LABEL_LENGTH240);
4378 | ws_label_strcpy(*retval, ITEM_LABEL_LENGTH240, 0, value, label_strcat_flags(hfinfo));
4379 | break;
4380 | case FT_STRINGZPAD:
4381 | value = get_stringzpad_value(scope, tvb, start, length, lenretval, encoding);
4382 | *retval = wmem_alloc(scope, ITEM_LABEL_LENGTH240);
4383 | ws_label_strcpy(*retval, ITEM_LABEL_LENGTH240, 0, value, label_strcat_flags(hfinfo));
4384 | break;
4385 | case FT_STRINGZTRUNC:
4386 | value = get_stringztrunc_value(scope, tvb, start, length, lenretval, encoding);
4387 | *retval = wmem_alloc(scope, ITEM_LABEL_LENGTH240);
4388 | ws_label_strcpy(*retval, ITEM_LABEL_LENGTH240, 0, value, label_strcat_flags(hfinfo));
4389 | break;
4390 | case FT_BYTES:
4391 | tvb_ensure_bytes_exist(tvb, start, length);
4392 | value = tvb_get_ptr(tvb, start, length);
4393 | *retval = format_bytes_hfinfo(scope, hfinfo, value, length);
4394 | *lenretval = length;
4395 | break;
4396 | case FT_UINT_BYTES:
4397 | n = get_uint_value(tree, tvb, start, length, encoding);
4398 | tvb_ensure_bytes_exist(tvb, start + length, n);
4399 | value = tvb_get_ptr(tvb, start + length, n);
4400 | *retval = format_bytes_hfinfo(scope, hfinfo, value, n);
4401 | *lenretval = length + n;
4402 | break;
4403 | default:
4404 | REPORT_DISSECTOR_BUG("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, FT_STRINGZTRUNC, FT_BYTES, or FT_UINT_BYTES",proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, FT_STRINGZTRUNC, FT_BYTES, or FT_UINT_BYTES" , hfinfo->abbrev)
4405 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, FT_STRINGZTRUNC, FT_BYTES, or FT_UINT_BYTES" , hfinfo->abbrev);
4406 | }
4407 |
4408 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4409 |
4410 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4410 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4410, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4410, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4410, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4411 |
4412 | new_fi = new_field_info(tree, hfinfo, tvb, start, *lenretval);
4413 |
4414 | switch (hfinfo->type) {
4415 |
4416 | case FT_STRING:
4417 | case FT_STRINGZ:
4418 | case FT_UINT_STRING:
4419 | case FT_STRINGZPAD:
4420 | case FT_STRINGZTRUNC:
4421 | proto_tree_set_string(new_fi, (const char*)value);
4422 | break;
4423 |
4424 | case FT_BYTES:
4425 | proto_tree_set_bytes(new_fi, value, length);
4426 | break;
4427 |
4428 | case FT_UINT_BYTES:
4429 | proto_tree_set_bytes(new_fi, value, n);
4430 | break;
4431 |
4432 | default:
4433 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4433 , __func__, "assertion \"not reached\" failed");
4434 | }
4435 |
4436 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
4437 |
4438 | pi = proto_tree_add_node(tree, new_fi);
4439 |
4440 | switch (hfinfo->type) {
4441 |
4442 | case FT_STRINGZ:
4443 | case FT_STRINGZPAD:
4444 | case FT_STRINGZTRUNC:
4445 | case FT_UINT_STRING:
4446 | break;
4447 |
4448 | case FT_STRING:
4449 | detect_trailing_stray_characters(encoding, (const char*)value, length, pi);
4450 | break;
4451 |
4452 | case FT_BYTES:
4453 | case FT_UINT_BYTES:
4454 | break;
4455 |
4456 | default:
4457 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4457 , __func__, "assertion \"not reached\" failed");
4458 | }
4459 |
4460 | return pi;
4461 | }
4462 |
4463 | proto_item *
4464 | proto_tree_add_item_ret_display_string(proto_tree *tree, int hfindex,
4465 | tvbuff_t *tvb,
4466 | const unsigned start, int length,
4467 | const unsigned encoding,
4468 | wmem_allocator_t *scope,
4469 | char **retval)
4470 | {
4471 | unsigned item_length; // Param cannot be NULL in function below
4472 | return proto_tree_add_item_ret_display_string_and_length(tree, hfindex,
4473 | tvb, start, length, encoding, scope, retval, &item_length);
4474 | }
4475 |
4476 | proto_item *
4477 | proto_tree_add_item_ret_time_string(proto_tree *tree, int hfindex,
4478 | tvbuff_t *tvb,
4479 | const unsigned start, int length, const unsigned encoding,
4480 | wmem_allocator_t *scope, char **retval)
4481 | {
4482 | header_field_info *hfinfo;
4483 | field_info *new_fi;
4484 | nstime_t time_stamp;
4485 | int flags;
4486 |
4487 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4487, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4487, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4487, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4488 |
4489 | switch (hfinfo->type) {
4490 | case FT_ABSOLUTE_TIME:
4491 | get_time_value(tree, tvb, start, length, encoding, &time_stamp, false0);
4492 | flags = ABS_TIME_TO_STR_SHOW_ZONE(1U << 0);
4493 | if (prefs.display_abs_time_ascii < ABS_TIME_ASCII_TREE) {
4494 | flags |= ABS_TIME_TO_STR_ISO8601(1U << 3);
4495 | }
4496 | *retval = abs_time_to_str_ex(scope, &time_stamp, hfinfo->display, flags);
4497 | break;
4498 | case FT_RELATIVE_TIME:
4499 | get_time_value(tree, tvb, start, length, encoding, &time_stamp, true1);
4500 | *retval = rel_time_to_secs_str(scope, &time_stamp);
4501 | break;
4502 | default:
4503 | REPORT_DISSECTOR_BUG("field %s is not of type FT_ABSOLUTE_TIME or FT_RELATIVE_TIME",proto_report_dissector_bug("field %s is not of type FT_ABSOLUTE_TIME or FT_RELATIVE_TIME" , hfinfo->abbrev)
4504 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_ABSOLUTE_TIME or FT_RELATIVE_TIME" , hfinfo->abbrev);
4505 | }
4506 |
4507 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4508 |
4509 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4509 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4509, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4509, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4509, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4510 |
4511 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4512 |
4513 | switch (hfinfo->type) {
4514 |
4515 | case FT_ABSOLUTE_TIME:
4516 | case FT_RELATIVE_TIME:
4517 | proto_tree_set_time(new_fi, &time_stamp);
4518 | break;
4519 | default:
4520 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4520 , __func__, "assertion \"not reached\" failed");
4521 | }
4522 |
4523 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
4524 |
4525 | return proto_tree_add_node(tree, new_fi);
4526 | }
4527 |
4528 | /* Gets data from tvbuff, adds it to proto_tree, increments offset,
4529 | and returns proto_item* */
4530 | proto_item *
4531 | ptvcursor_add(ptvcursor_t *ptvc, int hfindex, int length,
4532 | const unsigned encoding)
4533 | {
4534 | field_info *new_fi;
4535 | header_field_info *hfinfo;
4536 | int item_length;
4537 | unsigned offset;
4538 |
4539 | offset = ptvc->offset;
4540 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4540, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4540, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4540, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4541 | get_hfi_length(hfinfo, ptvc->tvb, offset, &length, &item_length, encoding);
4542 | test_length(hfinfo, ptvc->tvb, offset, item_length, encoding);
4543 |
4544 | ptvcursor_advance(ptvc, get_full_length(hfinfo, ptvc->tvb, offset, length, item_length, encoding));
4545 |
4546 | CHECK_FOR_NULL_TREE(ptvc->tree)if (!ptvc->tree) { ((void)0); return ((void*)0); };
4547 |
4548 | /* Coast clear. Try and fake it */
4549 | TRY_TO_FAKE_THIS_ITEM(ptvc->tree, hfindex, hfinfo)((ptvc->tree)->tree_data)->count++; if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4549 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4549, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4549, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((ptvc->tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4549, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((ptvc->tree )->tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((ptvc->tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((ptvc ->tree)->tree_data)->visible)) { if (proto_item_is_hidden ((ptvc->tree))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT ) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo->type != FT_PROTOCOL || ((ptvc->tree)->tree_data )->fake_protocols)) { ((void)0); return proto_tree_add_fake_node (ptvc->tree, hfinfo); } } };
4550 |
4551 | new_fi = new_field_info(ptvc->tree, hfinfo, ptvc->tvb, offset, item_length);
4552 |
4553 | return proto_tree_new_item(new_fi, ptvc->tree, ptvc->tvb,
4554 | offset, length, encoding);
4555 | }
4556 |
4557 | /* Add an item to a proto_tree, using the text label registered to that item;
4558 | the item is extracted from the tvbuff handed to it. */
4559 | proto_item *
4560 | proto_tree_add_item_new(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb,
4561 | const unsigned start, int length, const unsigned encoding)
4562 | {
4563 | field_info *new_fi;
4564 | int item_length;
4565 |
4566 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4566, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4567 |
4568 | get_hfi_length(hfinfo, tvb, start, &length, &item_length, encoding);
4569 | test_length(hfinfo, tvb, start, item_length, encoding);
4570 |
4571 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4572 |
4573 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4573 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4573, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4573, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4573, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4574 |
4575 | new_fi = new_field_info(tree, hfinfo, tvb, start, item_length);
4576 |
4577 | return proto_tree_new_item(new_fi, tree, tvb, start, length, encoding);
4578 | }
4579 |
4580 | proto_item *
4581 | proto_tree_add_item(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4582 | const unsigned start, int length, const unsigned encoding)
4583 | {
4584 | register header_field_info *hfinfo;
4585 |
4586 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4586, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4586, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4586, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4587 | return proto_tree_add_item_new(tree, hfinfo, tvb, start, length, encoding);
4588 | }
4589 |
4590 | /* Add an item to a proto_tree, using the text label registered to that item;
4591 | the item is extracted from the tvbuff handed to it.
4592 |
4593 | Return the length of the item through the pointer. */
4594 | proto_item *
4595 | proto_tree_add_item_new_ret_length(proto_tree *tree, header_field_info *hfinfo,
4596 | tvbuff_t *tvb, const unsigned start,
4597 | int length, const unsigned encoding,
4598 | unsigned *lenretval)
4599 | {
4600 | field_info *new_fi;
4601 | int item_length;
4602 | proto_item *item;
4603 |
4604 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4604, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4605 |
4606 | get_hfi_length(hfinfo, tvb, start, &length, &item_length, encoding);
4607 | test_length(hfinfo, tvb, start, item_length, encoding);
4608 |
4609 | if (!tree) {
4610 | /*
4611 | * We need to get the correct item length here.
4612 | * That's normally done by proto_tree_new_item(),
4613 | * but we won't be calling it.
4614 | */
4615 | *lenretval = get_full_length(hfinfo, tvb, start, length,
4616 | item_length, encoding);
4617 | return NULL((void*)0);
4618 | }
4619 |
4620 | TRY_TO_FAKE_THIS_ITEM_OR_FREE(tree, hfinfo->id, hfinfo, {((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4621 | /*((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4622 | * Even if the tree item is not referenced (and thus faked),((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4623 | * the caller must still be informed of the actual length.((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4624 | */((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4625 | *lenretval = get_full_length(hfinfo, tvb, start, length,((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4626 | item_length, encoding);((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4627 | })((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4627, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4627 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } };
4628 |
4629 | new_fi = new_field_info(tree, hfinfo, tvb, start, item_length);
4630 |
4631 | item = proto_tree_new_item(new_fi, tree, tvb, start, length, encoding);
4632 | *lenretval = new_fi->length;
4633 | return item;
4634 | }
4635 |
4636 | proto_item *
4637 | proto_tree_add_item_ret_length(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4638 | const unsigned start, int length,
4639 | const unsigned encoding, unsigned *lenretval)
4640 | {
4641 | register header_field_info *hfinfo;
4642 |
4643 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4643, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4643, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4643, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4644 | return proto_tree_add_item_new_ret_length(tree, hfinfo, tvb, start, length, encoding, lenretval);
4645 | }
4646 |
4647 | /* which FT_ types can use proto_tree_add_bytes_item() */
4648 | static inline bool_Bool
4649 | validate_proto_tree_add_bytes_ftype(const enum ftenum type)
4650 | {
4651 | return (type == FT_BYTES ||
4652 | type == FT_UINT_BYTES ||
4653 | type == FT_OID ||
4654 | type == FT_REL_OID ||
4655 | type == FT_SYSTEM_ID );
4656 | }
4657 |
4658 | /* Note: this does no validation that the byte array of an FT_OID or
4659 | FT_REL_OID is actually valid; and neither does proto_tree_add_item(),
4660 | so I think it's ok to continue not validating it?
4661 | */
4662 | proto_item *
4663 | proto_tree_add_bytes_item(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4664 | const unsigned start, unsigned length,
4665 | const unsigned encoding,
4666 | GByteArray *retval, unsigned *endoff, int *err)
4667 | {
4668 | field_info *new_fi;
4669 | GByteArray *bytes = retval;
4670 | GByteArray *created_bytes = NULL((void*)0);
4671 | bool_Bool failed = false0;
4672 | uint32_t n = 0;
4673 | header_field_info *hfinfo;
4674 | bool_Bool generate = (bytes || tree) ? true1 : false0;
4675 |
4676 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4676, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4676, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4676, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4677 |
4678 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4678, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4679 |
4680 | DISSECTOR_ASSERT_HINT(validate_proto_tree_add_bytes_ftype(hfinfo->type),((void) ((validate_proto_tree_add_bytes_ftype(hfinfo->type )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4681, "validate_proto_tree_add_bytes_ftype(hfinfo->type)" , "Called proto_tree_add_bytes_item but not a bytes-based FT_XXX type" ))))
4681 | "Called proto_tree_add_bytes_item but not a bytes-based FT_XXX type")((void) ((validate_proto_tree_add_bytes_ftype(hfinfo->type )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4681, "validate_proto_tree_add_bytes_ftype(hfinfo->type)" , "Called proto_tree_add_bytes_item but not a bytes-based FT_XXX type" ))));
4682 |
4683 | if (length == 0) {
4684 | return NULL((void*)0);
4685 | }
4686 |
4687 | if (encoding & ENC_STR_NUM0x01000000) {
4688 | REPORT_DISSECTOR_BUG("Decoding number strings for byte arrays is not supported")proto_report_dissector_bug("Decoding number strings for byte arrays is not supported" );
4689 | }
4690 |
4691 | if (generate && (encoding & ENC_STR_HEX0x02000000)) {
4692 | if (hfinfo->type == FT_UINT_BYTES) {
4693 | /* can't decode FT_UINT_BYTES from strings */
4694 | REPORT_DISSECTOR_BUG("proto_tree_add_bytes_item called for "proto_report_dissector_bug("proto_tree_add_bytes_item called for " "FT_UINT_BYTES type, but as ENC_STR_HEX")
4695 | "FT_UINT_BYTES type, but as ENC_STR_HEX")proto_report_dissector_bug("proto_tree_add_bytes_item called for " "FT_UINT_BYTES type, but as ENC_STR_HEX");
4696 | }
4697 |
4698 | unsigned hex_encoding = encoding;
4699 | if (!(encoding & ENC_SEP_MASK0x001F0000)) {
4700 | /* If none of the separator values are used,
4701 | * assume no separator (the common case). */
4702 | hex_encoding |= ENC_SEP_NONE0x00010000;
4703 | #if 0
4704 | REPORT_DISSECTOR_BUG("proto_tree_add_bytes_item called "proto_report_dissector_bug("proto_tree_add_bytes_item called " "with ENC_STR_HEX but no ENC_SEP_XXX value")
4705 | "with ENC_STR_HEX but no ENC_SEP_XXX value")proto_report_dissector_bug("proto_tree_add_bytes_item called " "with ENC_STR_HEX but no ENC_SEP_XXX value");
4706 | #endif
4707 | }
4708 |
4709 | if (!bytes) {
4710 | /* caller doesn't care about return value, but we need it to
4711 | call tvb_get_string_bytes() and set the tree later */
4712 | bytes = created_bytes = g_byte_array_new();
4713 | }
4714 |
4715 | /*
4716 | * bytes might be NULL after this, but can't add expert
4717 | * error until later; if it's NULL, just note that
4718 | * it failed.
4719 | */
4720 | bytes = tvb_get_string_bytes(tvb, start, length, hex_encoding, bytes, endoff);
4721 | if (bytes == NULL((void*)0))
4722 | failed = true1;
4723 | }
4724 | else if (generate) {
4725 | tvb_ensure_bytes_exist(tvb, start, length);
4726 |
4727 | if (hfinfo->type == FT_UINT_BYTES) {
4728 | n = length; /* n is now the "header" length */
4729 | length = get_uint_value(tree, tvb, start, n, encoding);
4730 | /* length is now the value's length; only store the value in the array */
4731 | tvb_ensure_bytes_exist(tvb, start + n, length);
4732 | if (!bytes) {
4733 | /* caller doesn't care about return value, but
4734 | * we may need it to set the tree later */
4735 | bytes = created_bytes = g_byte_array_new();
4736 | }
4737 | g_byte_array_append(bytes, tvb_get_ptr(tvb, start + n, length), length);
4738 | }
4739 | else if (length > 0) {
4740 | if (!bytes) {
4741 | /* caller doesn't care about return value, but
4742 | * we may need it to set the tree later */
4743 | bytes = created_bytes = g_byte_array_new();
4744 | }
4745 | g_byte_array_append(bytes, tvb_get_ptr(tvb, start, length), length);
4746 | }
4747 |
4748 | if (endoff)
4749 | *endoff = start + n + length;
4750 | }
4751 |
4752 | if (err)
4753 | *err = failed ? EINVAL22 : 0;
4754 |
4755 | CHECK_FOR_NULL_TREE_AND_FREE(tree,if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4756 | {if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4757 | if (created_bytes)if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4758 | g_byte_array_free(created_bytes, true);if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4759 | created_bytes = NULL;if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4760 | bytes = NULL;if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4761 | } )if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); };
4762 |
4763 | TRY_TO_FAKE_THIS_ITEM_OR_FREE(tree, hfinfo->id, hfinfo,((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4764 | {((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4765 | if (created_bytes)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4766 | g_byte_array_free(created_bytes, true);((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4767 | created_bytes = NULL;((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4768 | bytes = NULL;((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4769 | } )((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4769, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4769 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } };
4770 |
4771 | /* n will be zero except when it's a FT_UINT_BYTES */
4772 | new_fi = new_field_info(tree, hfinfo, tvb, start, n + length);
4773 |
4774 | if (encoding & ENC_STRING0x07000000) {
4775 | if (failed)
4776 | expert_add_info(NULL((void*)0), tree, &ei_byte_array_string_decoding_failed_error);
4777 |
4778 | if (bytes)
4779 | proto_tree_set_bytes_gbytearray(new_fi, bytes);
4780 | else
4781 | proto_tree_set_bytes(new_fi, NULL((void*)0), 0);
4782 |
4783 | if (created_bytes)
4784 | g_byte_array_free(created_bytes, true1);
4785 | }
4786 | else {
4787 | /* n will be zero except when it's a FT_UINT_BYTES */
4788 | proto_tree_set_bytes_tvb(new_fi, tvb, start + n, length);
4789 |
4790 | /* XXX: If we have a non-NULL tree but NULL retval, we don't
4791 | * use the byte array created above in this case.
4792 | */
4793 | if (created_bytes)
4794 | g_byte_array_free(created_bytes, true1);
4795 |
4796 | FI_SET_FLAG(new_fi,do { if (new_fi) (new_fi)->flags = (new_fi)->flags | (( encoding & 0x80000000) ? 0x00000008 : 0x00000010); } while (0)
4797 | (encoding & ENC_LITTLE_ENDIAN) ? FI_LITTLE_ENDIAN : FI_BIG_ENDIAN)do { if (new_fi) (new_fi)->flags = (new_fi)->flags | (( encoding & 0x80000000) ? 0x00000008 : 0x00000010); } while (0);
4798 | }
4799 |
4800 | return proto_tree_add_node(tree, new_fi);
4801 | }
4802 |
4803 |
4804 | proto_item *
4805 | proto_tree_add_time_item(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4806 | const unsigned start, const unsigned length,
4807 | const unsigned encoding,
4808 | nstime_t *retval, unsigned *endoff, int *err)
4809 | {
4810 | field_info *new_fi;
4811 | nstime_t time_stamp;
4812 | int saved_err = 0;
4813 | header_field_info *hfinfo;
4814 |
4815 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4815, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4815, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4815, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4816 |
4817 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4817, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4818 |
4819 | if (length == 0) {
4820 | if(retval) {
4821 | nstime_set_zero(retval);
4822 | }
4823 | return NULL((void*)0);
4824 | }
4825 |
4826 | nstime_set_zero(&time_stamp);
4827 |
4828 | if (encoding & ENC_STR_TIME_MASK0x001F0000) {
4829 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_ABSOLUTE_TIME)((void) (((hfinfo)->type == FT_ABSOLUTE_TIME) ? (void)0 : ( proto_report_dissector_bug("%s:%u: field %s is not of type ""FT_ABSOLUTE_TIME" , "epan/proto.c", 4829, ((hfinfo))->abbrev))));
4830 | /* The only string format that could be a relative time is
4831 | * ENC_ISO_8601_TIME, and that is treated as an absolute time
4832 | * relative to "now" currently.
4833 | */
4834 | if (!tvb_get_string_time(tvb, start, length, encoding, &time_stamp, endoff))
4835 | saved_err = EINVAL22;
4836 | }
4837 | else {
4838 | DISSECTOR_ASSERT_FIELD_TYPE_IS_TIME(hfinfo)((void) (((hfinfo)->type == FT_ABSOLUTE_TIME || (hfinfo)-> type == FT_RELATIVE_TIME) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type FT_ABSOLUTE_TIME or FT_RELATIVE_TIME" , "epan/proto.c", 4838, ((hfinfo))->abbrev))));
4839 | const bool_Bool is_relative = (hfinfo->type == FT_RELATIVE_TIME) ? true1 : false0;
4840 |
4841 | tvb_ensure_bytes_exist(tvb, start, length);
4842 | get_time_value(tree, tvb, start, length, encoding, &time_stamp, is_relative);
4843 | if (endoff) *endoff = start + length;
4844 | }
4845 |
4846 | if (err) *err = saved_err;
4847 |
4848 | if (retval) {
4849 | retval->secs = time_stamp.secs;
4850 | retval->nsecs = time_stamp.nsecs;
4851 | }
4852 |
4853 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4854 |
4855 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4855 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4855, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4855, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4855, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4856 |
4857 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4858 |
4859 | proto_tree_set_time(new_fi, &time_stamp);
4860 |
4861 | if (encoding & ENC_STRING0x07000000) {
4862 | if (saved_err)
4863 | expert_add_info(NULL((void*)0), tree, &ei_date_time_string_decoding_failed_error);
4864 | }
4865 | else {
4866 | FI_SET_FLAG(new_fi,do { if (new_fi) (new_fi)->flags = (new_fi)->flags | (( encoding & 0x80000000) ? 0x00000008 : 0x00000010); } while (0)
4867 | (encoding & ENC_LITTLE_ENDIAN) ? FI_LITTLE_ENDIAN : FI_BIG_ENDIAN)do { if (new_fi) (new_fi)->flags = (new_fi)->flags | (( encoding & 0x80000000) ? 0x00000008 : 0x00000010); } while (0);
4868 | }
4869 |
4870 | return proto_tree_add_node(tree, new_fi);
4871 | }
4872 |
4873 | /* Add a FT_NONE to a proto_tree */
4874 | proto_item *
4875 | proto_tree_add_none_format(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
4876 | const unsigned start, int length, const char *format,
4877 | ...)
4878 | {
4879 | proto_item *pi;
4880 | va_list ap;
4881 | header_field_info *hfinfo;
4882 |
4883 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4884 |
4885 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4885 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4885, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4885, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4885, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4886 |
4887 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_NONE)((void) (((hfinfo)->type == FT_NONE) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_NONE", "epan/proto.c", 4887 , ((hfinfo))->abbrev))));
4888 |
4889 | pi = proto_tree_add_pi(tree, hfinfo, tvb, start, &length);
4890 |
4891 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4891, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
4892 |
4893 | va_start(ap, format)__builtin_va_start(ap, format);
4894 | proto_tree_set_representation(pi, format, ap);
4895 | va_end(ap)__builtin_va_end(ap);
4896 |
4897 | /* no value to set for FT_NONE */
4898 | return pi;
4899 | }
4900 |
4901 | /* Gets data from tvbuff, adds it to proto_tree, *DOES NOT* increment
4902 | * offset, and returns proto_item* */
4903 | proto_item *
4904 | ptvcursor_add_no_advance(ptvcursor_t* ptvc, int hf, int length,
4905 | const unsigned encoding)
4906 | {
4907 | proto_item *item;
4908 |
4909 | item = proto_tree_add_item(ptvc->tree, hf, ptvc->tvb, ptvc->offset,
4910 | length, encoding);
4911 |
4912 | return item;
4913 | }
4914 |
4915 | /* Advance the ptvcursor's offset within its tvbuff without
4916 | * adding anything to the proto_tree. */
4917 | void
4918 | ptvcursor_advance(ptvcursor_t* ptvc, unsigned length)
4919 | {
4920 | if (ckd_add(&ptvc->offset, ptvc->offset, length)__builtin_add_overflow((ptvc->offset), (length), (&ptvc ->offset))) {
4921 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
4922 | }
4923 | }
4924 |
4925 |
4926 | static void
4927 | proto_tree_set_protocol_tvb(field_info *fi, tvbuff_t *tvb, const char* field_data, int length)
4928 | {
4929 | ws_assert(length >= 0)do { if ((1) && !(length >= 0)) ws_log_fatal_full( "Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4929, __func__, "assertion failed: %s" , "length >= 0"); } while (0);
4930 | fvalue_set_protocol(fi->value, tvb, field_data, (unsigned)length);
4931 | }
4932 |
4933 | /* Add a FT_PROTOCOL to a proto_tree */
4934 | proto_item *
4935 | proto_tree_add_protocol_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4936 | unsigned start, int length, const char *format, ...)
4937 | {
4938 | proto_item *pi;
4939 | field_info *new_fi;
4940 | tvbuff_t *protocol_tvb;
4941 | va_list ap;
4942 | header_field_info *hfinfo;
4943 | char* protocol_rep;
4944 |
4945 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4946 |
4947 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4947 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4947, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4947, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4947, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4948 |
4949 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_PROTOCOL)((void) (((hfinfo)->type == FT_PROTOCOL) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_PROTOCOL", "epan/proto.c" , 4949, ((hfinfo))->abbrev))));
4950 |
4951 | /*
4952 | * This can throw an exception when it calls get_hfi_length before
4953 | * it allocates anything, if length is nonzero and start is past
4954 | * the end of the tvb. Afterwards it can't throw an exception,
4955 | * as length is clamped to the captured length remaining.
4956 | */
4957 | pi = proto_tree_add_pi(tree, hfinfo, tvb, start, &length);
4958 | new_fi = PNODE_FINFO(pi)((pi)->finfo);
4959 | /* Start the protocol_tvb at the correct start offset, but allow it
4960 | * to be lengthened later via finfo_set_len. */
4961 | protocol_tvb = new_fi->ds_tvb ? tvb_new_subset_remaining(new_fi->ds_tvb, new_fi->start) : NULL((void*)0);
4962 |
4963 | va_start(ap, format)__builtin_va_start(ap, format);
4964 | protocol_rep = ws_strdup_vprintf(format, ap)wmem_strdup_vprintf(((void*)0), format, ap);
4965 | proto_tree_set_protocol_tvb(new_fi, protocol_tvb, protocol_rep, length);
4966 | g_free(protocol_rep)(__builtin_object_size ((protocol_rep), 0) != ((size_t) - 1)) ? g_free_sized (protocol_rep, __builtin_object_size ((protocol_rep ), 0)) : (g_free) (protocol_rep);
4967 | va_end(ap)__builtin_va_end(ap);
4968 |
4969 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4969, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
4970 |
4971 | va_start(ap, format)__builtin_va_start(ap, format);
4972 | proto_tree_set_representation(pi, format, ap);
4973 | va_end(ap)__builtin_va_end(ap);
4974 |
4975 | return pi;
4976 | }
4977 |
4978 | /* Add a FT_BYTES to a proto_tree */
4979 | proto_item *
4980 | proto_tree_add_bytes(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
4981 | int length, const uint8_t *start_ptr)
4982 | {
4983 | proto_item *pi;
4984 | header_field_info *hfinfo;
4985 | int item_length;
4986 |
4987 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4987, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4987, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4987, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4988 | get_hfi_length(hfinfo, tvb, start, &length, &item_length, ENC_NA0x00000000);
4989 | test_length(hfinfo, tvb, start, item_length, ENC_NA0x00000000);
4990 |
4991 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4992 |
4993 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4993 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4993, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4993, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4993, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4994 |
4995 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_BYTES)((void) (((hfinfo)->type == FT_BYTES) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_BYTES", "epan/proto.c", 4995, ((hfinfo))->abbrev))));
4996 |
4997 | if (start_ptr == NULL((void*)0) && tvb != NULL((void*)0))
4998 | start_ptr = tvb_get_ptr(tvb, start, length);
4999 |
5000 | pi = proto_tree_add_pi(tree, hfinfo, tvb, start, &length);
5001 | proto_tree_set_bytes(PNODE_FINFO(pi)((pi)->finfo), start_ptr, length);
5002 |
5003 | return pi;
5004 | }
5005 |
5006 | /* Add a FT_BYTES to a proto_tree */
5007 | proto_item *
5008 | proto_tree_add_bytes_with_length(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5009 | int tvbuff_length, const uint8_t *start_ptr, int ptr_length)
5010 | {
5011 | proto_item *pi;
5012 | header_field_info *hfinfo;
5013 | int item_length;
5014 |
5015 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5015, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 5015, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5015, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
5016 | get_hfi_length(hfinfo, tvb, start, &tvbuff_length, &item_length, ENC_NA0x00000000);
5017 | test_length(hfinfo, tvb, start, item_length, ENC_NA0x00000000);
5018 |
5019 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5020 |
5021 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5021 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5021, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5021, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5021, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5022 |
5023 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_BYTES)((void) (((hfinfo)->type == FT_BYTES) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_BYTES", "epan/proto.c", 5023, ((hfinfo))->abbrev))));
5024 |
5025 | pi = proto_tree_add_pi(tree, hfinfo, tvb, start, &tvbuff_length);
5026 | proto_tree_set_bytes(PNODE_FINFO(pi)((pi)->finfo), start_ptr, ptr_length);
5027 |
5028 | return pi;
5029 | }
5030 |
5031 | proto_item *
5032 | proto_tree_add_bytes_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5033 | unsigned start, int length,
5034 | const uint8_t *start_ptr,
5035 | const char *format, ...)
5036 | {
5037 | proto_item *pi;
5038 | va_list ap;
5039 |
5040 | pi = proto_tree_add_bytes(tree, hfindex, tvb, start, length, start_ptr);
5041 |
5042 | TRY_TO_FAKE_THIS_REPR_NESTED(pi)if ((pi == ((void*)0)) || (((pi)->finfo) == ((void*)0)) || (!(((pi)->tree_data)->visible) && proto_item_is_hidden ((pi)))) { return pi; };
5043 |
5044 | va_start(ap, format)__builtin_va_start(ap, format);
5045 | proto_tree_set_representation_value(pi, format, ap);
5046 | va_end(ap)__builtin_va_end(ap);
5047 |
5048 | return pi;
5049 | }
5050 |
5051 | proto_item *
5052 | proto_tree_add_bytes_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5053 | unsigned start, int length, const uint8_t *start_ptr,
5054 | const char *format, ...)
5055 | {
5056 | proto_item *pi;
5057 | va_list ap;
5058 |
5059 | pi = proto_tree_add_bytes(tree, hfindex, tvb, start, length, start_ptr);
5060 |
5061 | TRY_TO_FAKE_THIS_REPR_NESTED(pi)if ((pi == ((void*)0)) || (((pi)->finfo) == ((void*)0)) || (!(((pi)->tree_data)->visible) && proto_item_is_hidden ((pi)))) { return pi; };
5062 |
5063 | va_start(ap, format)__builtin_va_start(ap, format);
5064 | proto_tree_set_representation(pi, format, ap);
5065 | va_end(ap)__builtin_va_end(ap);
5066 |
5067 | return pi;
5068 | }
5069 |
5070 | static void
5071 | proto_tree_set_bytes(field_info *fi, const uint8_t* start_ptr, int length)
5072 | {
5073 | DISSECTOR_ASSERT(length >= 0)((void) ((length >= 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5073, "length >= 0" ))));
5074 | DISSECTOR_ASSERT(start_ptr != NULL || length == 0)((void) ((start_ptr != ((void*)0) || length == 0) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 5074, "start_ptr != ((void*)0) || length == 0" ))));
5075 |
5076 | fvalue_set_bytes_data(fi->value, start_ptr, length);
5077 | }
5078 |
5079 |
5080 | static void
5081 | proto_tree_set_bytes_tvb(field_info *fi, tvbuff_t *tvb, unsigned offset, int length)
5082 | {
5083 | tvb_ensure_bytes_exist(tvb, offset, length);
5084 | proto_tree_set_bytes(fi, tvb_get_ptr(tvb, offset, length), length);
5085 | }
5086 |
5087 | static void
5088 | proto_tree_set_bytes_gbytearray(field_info *fi, const GByteArray *value)
5089 | {
5090 | GByteArray *bytes;
5091 |
5092 | DISSECTOR_ASSERT(value != NULL)((void) ((value != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5092, "value != ((void*)0)" ))));
5093 |
5094 | bytes = byte_array_dup(value);
5095 |
5096 | fvalue_set_byte_array(fi->value, bytes);
5097 | }
5098 |
5099 | /* Add a FT_*TIME to a proto_tree */
5100 | proto_item *
5101 | proto_tree_add_time(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5102 | unsigned length, const nstime_t *value_ptr)
5103 | {
5104 | proto_item *pi;
5105 | header_field_info *hfinfo;
5106 |
5107 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5108 |
5109 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5109 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5109, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5109, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5109, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5110 |
5111 | DISSECTOR_ASSERT_FIELD_TYPE_IS_TIME(hfinfo)((void) (((hfinfo)->type == FT_ABSOLUTE_TIME || (hfinfo)-> type == FT_RELATIVE_TIME) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type FT_ABSOLUTE_TIME or FT_RELATIVE_TIME" , "epan/proto.c", 5111, ((hfinfo))->abbrev))));
5112 |
5113 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5114 | proto_tree_set_time(PNODE_FINFO(pi)((pi)->finfo), value_ptr);
5115 |
5116 | return pi;
5117 | }
5118 |
5119 | proto_item *
5120 | proto_tree_add_time_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5121 | unsigned start, unsigned length, nstime_t *value_ptr,
5122 | const char *format, ...)
5123 | {
5124 | proto_item *pi;
5125 | va_list ap;
5126 |
5127 | pi = proto_tree_add_time(tree, hfindex, tvb, start, length, value_ptr);
5128 | if (pi != tree) {
5129 | va_start(ap, format)__builtin_va_start(ap, format);
5130 | proto_tree_set_representation_value(pi, format, ap);
5131 | va_end(ap)__builtin_va_end(ap);
5132 | }
5133 |
5134 | return pi;
5135 | }
5136 |
5137 | proto_item *
5138 | proto_tree_add_time_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5139 | unsigned start, unsigned length, nstime_t *value_ptr,
5140 | const char *format, ...)
5141 | {
5142 | proto_item *pi;
5143 | va_list ap;
5144 |
5145 | pi = proto_tree_add_time(tree, hfindex, tvb, start, length, value_ptr);
5146 | if (pi != tree) {
5147 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5147, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5148 |
5149 | va_start(ap, format)__builtin_va_start(ap, format);
5150 | proto_tree_set_representation(pi, format, ap);
5151 | va_end(ap)__builtin_va_end(ap);
5152 | }
5153 |
5154 | return pi;
5155 | }
5156 |
5157 | /* Set the FT_*TIME value */
5158 | static void
5159 | proto_tree_set_time(field_info *fi, const nstime_t *value_ptr)
5160 | {
5161 | DISSECTOR_ASSERT(value_ptr != NULL)((void) ((value_ptr != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5161, "value_ptr != ((void*)0)" ))));
5162 |
5163 | fvalue_set_time(fi->value, value_ptr);
5164 | }
5165 |
5166 | /* Add a FT_IPXNET to a proto_tree */
5167 | proto_item *
5168 | proto_tree_add_ipxnet(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5169 | unsigned length, uint32_t value)
5170 | {
5171 | proto_item *pi;
5172 | header_field_info *hfinfo;
5173 |
5174 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5175 |
5176 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5176 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5176, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5176, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5176, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5177 |
5178 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_IPXNET)((void) (((hfinfo)->type == FT_IPXNET) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_IPXNET", "epan/proto.c" , 5178, ((hfinfo))->abbrev))));
5179 |
5180 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5181 | proto_tree_set_ipxnet(PNODE_FINFO(pi)((pi)->finfo), value);
5182 |
5183 | return pi;
5184 | }
5185 |
5186 | proto_item *
5187 | proto_tree_add_ipxnet_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5188 | unsigned start, unsigned length, uint32_t value,
5189 | const char *format, ...)
5190 | {
5191 | proto_item *pi;
5192 | va_list ap;
5193 |
5194 | pi = proto_tree_add_ipxnet(tree, hfindex, tvb, start, length, value);
5195 | if (pi != tree) {
5196 | va_start(ap, format)__builtin_va_start(ap, format);
5197 | proto_tree_set_representation_value(pi, format, ap);
5198 | va_end(ap)__builtin_va_end(ap);
5199 | }
5200 |
5201 | return pi;
5202 | }
5203 |
5204 | proto_item *
5205 | proto_tree_add_ipxnet_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5206 | unsigned start, unsigned length, uint32_t value,
5207 | const char *format, ...)
5208 | {
5209 | proto_item *pi;
5210 | va_list ap;
5211 |
5212 | pi = proto_tree_add_ipxnet(tree, hfindex, tvb, start, length, value);
5213 | if (pi != tree) {
5214 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5214, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5215 |
5216 | va_start(ap, format)__builtin_va_start(ap, format);
5217 | proto_tree_set_representation(pi, format, ap);
5218 | va_end(ap)__builtin_va_end(ap);
5219 | }
5220 |
5221 | return pi;
5222 | }
5223 |
5224 | /* Set the FT_IPXNET value */
5225 | static void
5226 | proto_tree_set_ipxnet(field_info *fi, uint32_t value)
5227 | {
5228 | fvalue_set_uinteger(fi->value, value);
5229 | }
5230 |
5231 | /* Add a FT_IPv4 to a proto_tree */
5232 | proto_item *
5233 | proto_tree_add_ipv4(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5234 | unsigned length, ws_in4_addr value)
5235 | {
5236 | proto_item *pi;
5237 | header_field_info *hfinfo;
5238 |
5239 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5240 |
5241 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5241 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5241, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5241, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5241, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5242 |
5243 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_IPv4)((void) (((hfinfo)->type == FT_IPv4) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_IPv4", "epan/proto.c", 5243 , ((hfinfo))->abbrev))));
5244 |
5245 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5246 | proto_tree_set_ipv4(PNODE_FINFO(pi)((pi)->finfo), value);
5247 |
5248 | return pi;
5249 | }
5250 |
5251 | proto_item *
5252 | proto_tree_add_ipv4_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5253 | unsigned start, unsigned length, ws_in4_addr value,
5254 | const char *format, ...)
5255 | {
5256 | proto_item *pi;
5257 | va_list ap;
5258 |
5259 | pi = proto_tree_add_ipv4(tree, hfindex, tvb, start, length, value);
5260 | if (pi != tree) {
5261 | va_start(ap, format)__builtin_va_start(ap, format);
5262 | proto_tree_set_representation_value(pi, format, ap);
5263 | va_end(ap)__builtin_va_end(ap);
5264 | }
5265 |
5266 | return pi;
5267 | }
5268 |
5269 | proto_item *
5270 | proto_tree_add_ipv4_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5271 | unsigned start, unsigned length, ws_in4_addr value,
5272 | const char *format, ...)
5273 | {
5274 | proto_item *pi;
5275 | va_list ap;
5276 |
5277 | pi = proto_tree_add_ipv4(tree, hfindex, tvb, start, length, value);
5278 | if (pi != tree) {
5279 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5279, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5280 |
5281 | va_start(ap, format)__builtin_va_start(ap, format);
5282 | proto_tree_set_representation(pi, format, ap);
5283 | va_end(ap)__builtin_va_end(ap);
5284 | }
5285 |
5286 | return pi;
5287 | }
5288 |
5289 | /* Set the FT_IPv4 value */
5290 | static void
5291 | proto_tree_set_ipv4(field_info *fi, ws_in4_addr value)
5292 | {
5293 | ipv4_addr_and_mask ipv4;
5294 | ws_ipv4_addr_and_mask_init(&ipv4, value, 32);
5295 | fvalue_set_ipv4(fi->value, &ipv4);
5296 | }
5297 |
5298 | /* Add a FT_IPv6 to a proto_tree */
5299 | proto_item *
5300 | proto_tree_add_ipv6(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5301 | unsigned length, const ws_in6_addr *value)
5302 | {
5303 | proto_item *pi;
5304 | header_field_info *hfinfo;
5305 |
5306 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5307 |
5308 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5308 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5308, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5308, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5308, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5309 |
5310 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_IPv6)((void) (((hfinfo)->type == FT_IPv6) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_IPv6", "epan/proto.c", 5310 , ((hfinfo))->abbrev))));
5311 |
5312 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5313 | proto_tree_set_ipv6(PNODE_FINFO(pi)((pi)->finfo), value);
5314 |
5315 | return pi;
5316 | }
5317 |
5318 | proto_item *
5319 | proto_tree_add_ipv6_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5320 | unsigned start, unsigned length,
5321 | const ws_in6_addr *value_ptr,
5322 | const char *format, ...)
5323 | {
5324 | proto_item *pi;
5325 | va_list ap;
5326 |
5327 | pi = proto_tree_add_ipv6(tree, hfindex, tvb, start, length, value_ptr);
5328 | if (pi != tree) {
5329 | va_start(ap, format)__builtin_va_start(ap, format);
5330 | proto_tree_set_representation_value(pi, format, ap);
5331 | va_end(ap)__builtin_va_end(ap);
5332 | }
5333 |
5334 | return pi;
5335 | }
5336 |
5337 | proto_item *
5338 | proto_tree_add_ipv6_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5339 | unsigned start, unsigned length,
5340 | const ws_in6_addr *value_ptr,
5341 | const char *format, ...)
5342 | {
5343 | proto_item *pi;
5344 | va_list ap;
5345 |
5346 | pi = proto_tree_add_ipv6(tree, hfindex, tvb, start, length, value_ptr);
5347 | if (pi != tree) {
5348 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5348, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5349 |
5350 | va_start(ap, format)__builtin_va_start(ap, format);
5351 | proto_tree_set_representation(pi, format, ap);
5352 | va_end(ap)__builtin_va_end(ap);
5353 | }
5354 |
5355 | return pi;
5356 | }
5357 |
5358 | /* Set the FT_IPv6 value */
5359 | static void
5360 | proto_tree_set_ipv6(field_info *fi, const ws_in6_addr *value)
5361 | {
5362 | DISSECTOR_ASSERT(value != NULL)((void) ((value != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5362, "value != ((void*)0)" ))));
5363 | ipv6_addr_and_prefix ipv6;
5364 | ipv6.addr = *value;
5365 | ipv6.prefix = 128;
5366 | fvalue_set_ipv6(fi->value, &ipv6);
5367 | }
5368 |
5369 | static void
5370 | proto_tree_set_ipv6_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length)
5371 | {
5372 | proto_tree_set_ipv6(fi, (const ws_in6_addr *)tvb_get_ptr(tvb, start, length));
5373 | }
5374 |
5375 | /* Set the FT_FCWWN value */
5376 | static void
5377 | proto_tree_set_fcwwn(field_info *fi, const uint8_t* value_ptr)
5378 | {
5379 | DISSECTOR_ASSERT(value_ptr != NULL)((void) ((value_ptr != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5379, "value_ptr != ((void*)0)" ))));
5380 | fvalue_set_fcwwn(fi->value, value_ptr);
5381 | }
5382 |
5383 | static void
5384 | proto_tree_set_fcwwn_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length)
5385 | {
5386 | proto_tree_set_fcwwn(fi, tvb_get_ptr(tvb, start, length));
5387 | }
5388 |
5389 | /* Add a FT_GUID to a proto_tree */
5390 | proto_item *
5391 | proto_tree_add_guid(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5392 | unsigned length, const e_guid_t *value_ptr)
5393 | {
5394 | proto_item *pi;
5395 | header_field_info *hfinfo;
5396 |
5397 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5398 |
5399 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5399 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5399, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5399, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5399, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5400 |
5401 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_GUID)((void) (((hfinfo)->type == FT_GUID) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_GUID", "epan/proto.c", 5401 , ((hfinfo))->abbrev))));
5402 |
5403 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5404 | proto_tree_set_guid(PNODE_FINFO(pi)((pi)->finfo), value_ptr);
5405 |
5406 | return pi;
5407 | }
5408 |
5409 | proto_item *
5410 | proto_tree_add_guid_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5411 | unsigned start, unsigned length,
5412 | const e_guid_t *value_ptr,
5413 | const char *format, ...)
5414 | {
5415 | proto_item *pi;
5416 | va_list ap;
5417 |
5418 | pi = proto_tree_add_guid(tree, hfindex, tvb, start, length, value_ptr);
5419 | if (pi != tree) {
5420 | va_start(ap, format)__builtin_va_start(ap, format);
5421 | proto_tree_set_representation_value(pi, format, ap);
5422 | va_end(ap)__builtin_va_end(ap);
5423 | }
5424 |
5425 | return pi;
5426 | }
5427 |
5428 | proto_item *
5429 | proto_tree_add_guid_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5430 | unsigned start, unsigned length, const e_guid_t *value_ptr,
5431 | const char *format, ...)
5432 | {
5433 | proto_item *pi;
5434 | va_list ap;
5435 |
5436 | pi = proto_tree_add_guid(tree, hfindex, tvb, start, length, value_ptr);
5437 | if (pi != tree) {
5438 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5438, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5439 |
5440 | va_start(ap, format)__builtin_va_start(ap, format);
5441 | proto_tree_set_representation(pi, format, ap);
5442 | va_end(ap)__builtin_va_end(ap);
5443 | }
5444 |
5445 | return pi;
5446 | }
5447 |
5448 | /* Set the FT_GUID value */
5449 | static void
5450 | proto_tree_set_guid(field_info *fi, const e_guid_t *value_ptr)
5451 | {
5452 | DISSECTOR_ASSERT(value_ptr != NULL)((void) ((value_ptr != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5452, "value_ptr != ((void*)0)" ))));
5453 | fvalue_set_guid(fi->value, value_ptr);
5454 | }
5455 |
5456 | static void
5457 | proto_tree_set_guid_tvb(field_info *fi, tvbuff_t *tvb, unsigned start,
5458 | const unsigned encoding)
5459 | {
5460 | e_guid_t guid;
5461 |
5462 | tvb_get_guid(tvb, start, &guid, encoding);
5463 | proto_tree_set_guid(fi, &guid);
5464 | }
5465 |
5466 | /* Add a FT_OID to a proto_tree */
5467 | proto_item *
5468 | proto_tree_add_oid(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5469 | unsigned length, const uint8_t* value_ptr)
5470 | {
5471 | proto_item *pi;
5472 | header_field_info *hfinfo;
5473 |
5474 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5475 |
5476 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5476 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5476, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5476, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5476, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5477 |
5478 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_OID)((void) (((hfinfo)->type == FT_OID) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_OID", "epan/proto.c", 5478 , ((hfinfo))->abbrev))));
5479 |
5480 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5481 | proto_tree_set_oid(PNODE_FINFO(pi)((pi)->finfo), value_ptr, length);
5482 |
5483 | return pi;
5484 | }
5485 |
5486 | proto_item *
5487 | proto_tree_add_oid_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5488 | unsigned start, unsigned length,
5489 | const uint8_t* value_ptr,
5490 | const char *format, ...)
5491 | {
5492 | proto_item *pi;
5493 | va_list ap;
5494 |
5495 | pi = proto_tree_add_oid(tree, hfindex, tvb, start, length, value_ptr);
5496 | if (pi != tree) {
5497 | va_start(ap, format)__builtin_va_start(ap, format);
5498 | proto_tree_set_representation_value(pi, format, ap);
5499 | va_end(ap)__builtin_va_end(ap);
5500 | }
5501 |
5502 | return pi;
5503 | }
5504 |
5505 | proto_item *
5506 | proto_tree_add_oid_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5507 | unsigned start, unsigned length, const uint8_t* value_ptr,
5508 | const char *format, ...)
5509 | {
5510 | proto_item *pi;
5511 | va_list ap;
5512 |
5513 | pi = proto_tree_add_oid(tree, hfindex, tvb, start, length, value_ptr);
5514 | if (pi != tree) {
5515 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5515, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5516 |
5517 | va_start(ap, format)__builtin_va_start(ap, format);
5518 | proto_tree_set_representation(pi, format, ap);
5519 | va_end(ap)__builtin_va_end(ap);
5520 | }
5521 |
5522 | return pi;
5523 | }
5524 |
5525 | /* Set the FT_OID value */
5526 | static void
5527 | proto_tree_set_oid(field_info *fi, const uint8_t* value_ptr, unsigned length)
5528 | {
5529 | GByteArray *bytes;
5530 |
5531 | DISSECTOR_ASSERT(value_ptr != NULL || length == 0)((void) ((value_ptr != ((void*)0) || length == 0) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 5531, "value_ptr != ((void*)0) || length == 0" ))));
5532 |
5533 | bytes = g_byte_array_new();
5534 | if (length > 0) {
5535 | g_byte_array_append(bytes, value_ptr, length);
5536 | }
5537 | fvalue_set_byte_array(fi->value, bytes);
5538 | }
5539 |
5540 | static void
5541 | proto_tree_set_oid_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length)
5542 | {
5543 | proto_tree_set_oid(fi, tvb_get_ptr(tvb, start, length), length);
5544 | }
5545 |
5546 | /* Set the FT_SYSTEM_ID value */
5547 | static void
5548 | proto_tree_set_system_id(field_info *fi, const uint8_t* value_ptr, unsigned length)
5549 | {
5550 | GByteArray *bytes;
5551 |
5552 | DISSECTOR_ASSERT(value_ptr != NULL || length == 0)((void) ((value_ptr != ((void*)0) || length == 0) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 5552, "value_ptr != ((void*)0) || length == 0" ))));
5553 |
5554 | bytes = g_byte_array_new();
5555 | if (length > 0) {
5556 | g_byte_array_append(bytes, value_ptr, length);
5557 | }
5558 | fvalue_set_byte_array(fi->value, bytes);
5559 | }
5560 |
5561 | static void
5562 | proto_tree_set_system_id_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length)
5563 | {
5564 | proto_tree_set_system_id(fi, tvb_get_ptr(tvb, start, length), length);
5565 | }
5566 |
5567 | /* Add a FT_STRING, FT_STRINGZ, FT_STRINGZPAD, or FT_STRINGZTRUNC to a
5568 | * proto_tree. Creates own copy of string, and frees it when the proto_tree
5569 | * is destroyed. */
5570 | proto_item *
5571 | proto_tree_add_string(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5572 | int length, const char* value)
5573 | {
5574 | proto_item *pi;
5575 | header_field_info *hfinfo;
5576 | int item_length;
5577 |
5578 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5578, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 5578, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5578, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
5579 | get_hfi_length(hfinfo, tvb, start, &length, &item_length, ENC_NA0x00000000);
5580 | /*
5581 | * Special case - if the length is 0, skip the test, so that
5582 | * we can have an empty string right after the end of the
5583 | * packet. (This handles URL-encoded forms where the last field
5584 | * has no value so the form ends right after the =.)
5585 | *
5586 | * XXX - length zero makes sense for FT_STRING, and more or less
5587 | * for FT_STRINGZTRUNC, and FT_STRINGZPAD, but doesn't make sense
5588 | * for FT_STRINGZ (except that a number of fields that should be
5589 | * one of the others are actually registered as FT_STRINGZ.)
5590 | */
5591 | if (item_length != 0)
5592 | test_length(hfinfo, tvb, start, item_length, ENC_NA0x00000000);
5593 |
5594 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5595 |
5596 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5596 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5596, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5596, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5596, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5597 |
5598 | DISSECTOR_ASSERT_FIELD_TYPE_IS_STRING(hfinfo)((void) ((((hfinfo)->type) == FT_STRING || ((hfinfo)->type ) == FT_STRINGZ || ((hfinfo)->type) == FT_STRINGZPAD || (( hfinfo)->type) == FT_STRINGZTRUNC || ((hfinfo)->type) == FT_UINT_STRING || ((hfinfo)->type) == FT_AX25) ? (void)0 : (proto_report_dissector_bug("%s:%u: field %s is not of type FT_STRING, FT_STRINGZ, FT_STRINGZPAD, FT_STRINGZTRUNC, or FT_UINT_STRING" , "epan/proto.c", 5598, ((hfinfo))->abbrev))));
5599 |
5600 | pi = proto_tree_add_pi(tree, hfinfo, tvb, start, &length);
5601 | DISSECTOR_ASSERT(length >= 0)((void) ((length >= 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5601, "length >= 0" ))));
5602 |
5603 | WS_UTF_8_CHECK(value, -1)do { const char *__uni_endptr; if (1 && (value) != (( void*)0) && !g_utf8_validate(value, -1, &__uni_endptr )) { do { if (1) { ws_log_utf8_full("UTF-8", LOG_LEVEL_DEBUG, "epan/proto.c", 5603, __func__, value, -1, __uni_endptr); } } while (0); } } while (0);
5604 | proto_tree_set_string(PNODE_FINFO(pi)((pi)->finfo), value);
5605 |
5606 | return pi;
5607 | }
5608 |
5609 | proto_item *
5610 | proto_tree_add_string_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5611 | unsigned start, int length, const char* value,
5612 | const char *format,
5613 | ...)
5614 | {
5615 | proto_item *pi;
5616 | va_list ap;
5617 |
5618 | pi = proto_tree_add_string(tree, hfindex, tvb, start, length, value);
5619 | if (pi != tree) {
5620 | va_start(ap, format)__builtin_va_start(ap, format);
5621 | proto_tree_set_representation_value(pi, format, ap);
5622 | va_end(ap)__builtin_va_end(ap);
5623 | }
5624 |
5625 | return pi;
5626 | }
5627 |
5628 | proto_item *
5629 | proto_tree_add_string_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5630 | unsigned start, int length, const char* value,
5631 | const char *format, ...)
5632 | {
5633 | proto_item *pi;
5634 | va_list ap;
5635 |
5636 | pi = proto_tree_add_string(tree, hfindex, tvb, start, length, value);
5637 | if (pi != tree) {
5638 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5638, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5639 |
5640 | va_start(ap, format)__builtin_va_start(ap, format);
5641 | proto_tree_set_representation(pi, format, ap);
5642 | va_end(ap)__builtin_va_end(ap);
5643 | }
5644 |
5645 | return pi;
5646 | }
5647 |
5648 | /* Set the FT_STRING value */
5649 | static void
5650 | proto_tree_set_string(field_info *fi, const char* value)
5651 | {
5652 | if (value) {
5653 | fvalue_set_string(fi->value, value);
5654 | } else {
5655 | /*
5656 | * XXX - why is a null value for a string field
5657 | * considered valid?
5658 | */
5659 | fvalue_set_string(fi->value, "[ Null ]");
5660 | }
5661 | }
5662 |
5663 | /* Set the FT_AX25 value */
5664 | static void
5665 | proto_tree_set_ax25(field_info *fi, const uint8_t* value)
5666 | {
5667 | fvalue_set_ax25(fi->value, value);
5668 | }
5669 |
5670 | static void
5671 | proto_tree_set_ax25_tvb(field_info *fi, tvbuff_t *tvb, unsigned start)
5672 | {
5673 | proto_tree_set_ax25(fi, tvb_get_ptr(tvb, start, 7));
5674 | }
5675 |
5676 | /* Set the FT_VINES value */
5677 | static void
5678 | proto_tree_set_vines(field_info *fi, const uint8_t* value)
5679 | {
5680 | fvalue_set_vines(fi->value, value);
5681 | }
5682 |
5683 | static void
5684 | proto_tree_set_vines_tvb(field_info *fi, tvbuff_t *tvb, unsigned start)
5685 | {
5686 | proto_tree_set_vines(fi, tvb_get_ptr(tvb, start, FT_VINES_ADDR_LEN6));
5687 | }
5688 |
5689 | /* Add a FT_ETHER to a proto_tree */
5690 | proto_item *
5691 | proto_tree_add_ether(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5692 | unsigned length, const uint8_t* value)
5693 | {
5694 | proto_item *pi;
5695 | header_field_info *hfinfo;
5696 |
5697 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5698 |
5699 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5699 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5699, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5699, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5699, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5700 |
5701 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_ETHER)((void) (((hfinfo)->type == FT_ETHER) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_ETHER", "epan/proto.c", 5701, ((hfinfo))->abbrev))));
5702 |
5703 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5704 | proto_tree_set_ether(PNODE_FINFO(pi)((pi)->finfo), value);
5705 |
5706 | return pi;
5707 | }
5708 |
5709 | proto_item *
5710 | proto_tree_add_ether_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5711 | unsigned start, unsigned length, const uint8_t* value,
5712 | const char *format, ...)
5713 | {
5714 | proto_item *pi;
5715 | va_list ap;
5716 |
5717 | pi = proto_tree_add_ether(tree, hfindex, tvb, start, length, value);
5718 | if (pi != tree) {
5719 | va_start(ap, format)__builtin_va_start(ap, format);
5720 | proto_tree_set_representation_value(pi, format, ap);
5721 | va_end(ap)__builtin_va_end(ap);
5722 | }
5723 |
5724 | return pi;
5725 | }
5726 |
5727 | proto_item *
5728 | proto_tree_add_ether_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5729 | unsigned start, unsigned length, const uint8_t* value,
5730 | const char *format, ...)
5731 | {
5732 | proto_item *pi;
5733 | va_list ap;
5734 |
5735 | pi = proto_tree_add_ether(tree, hfindex, tvb, start, length, value);
5736 | if (pi != tree) {
5737 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5737, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5738 |
5739 | va_start(ap, format)__builtin_va_start(ap, format);
5740 | proto_tree_set_representation(pi, format, ap);
5741 | va_end(ap)__builtin_va_end(ap);
5742 | }
5743 |
5744 | return pi;
5745 | }
5746 |
5747 | /* Set the FT_ETHER value */
5748 | static void
5749 | proto_tree_set_ether(field_info *fi, const uint8_t* value)
5750 | {
5751 | fvalue_set_ether(fi->value, value);
5752 | }
5753 |
5754 | static void
5755 | proto_tree_set_ether_tvb(field_info *fi, tvbuff_t *tvb, unsigned start)
5756 | {
5757 | proto_tree_set_ether(fi, tvb_get_ptr(tvb, start, FT_ETHER_LEN6));
5758 | }
5759 |
5760 | /* Add a FT_BOOLEAN to a proto_tree */
5761 | proto_item *
5762 | proto_tree_add_boolean(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5763 | unsigned length, uint64_t value)
5764 | {
5765 | proto_item *pi;
5766 | header_field_info *hfinfo;
5767 |
5768 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5769 |
5770 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5770 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5770, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5770, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5770, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5771 |
5772 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_BOOLEAN)((void) (((hfinfo)->type == FT_BOOLEAN) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_BOOLEAN", "epan/proto.c" , 5772, ((hfinfo))->abbrev))));
5773 |
5774 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5775 | proto_tree_set_boolean(PNODE_FINFO(pi)((pi)->finfo), value);
5776 |
5777 | return pi;
5778 | }
5779 |
5780 | proto_item *
5781 | proto_tree_add_boolean_format_value(proto_tree *tree, int hfindex,
5782 | tvbuff_t *tvb, unsigned start, unsigned length,
5783 | uint64_t value, const char *format, ...)
5784 | {
5785 | proto_item *pi;
5786 | va_list ap;
5787 |
5788 | pi = proto_tree_add_boolean(tree, hfindex, tvb, start, length, value);
5789 | if (pi != tree) {
5790 | va_start(ap, format)__builtin_va_start(ap, format);
5791 | proto_tree_set_representation_value(pi, format, ap);
5792 | va_end(ap)__builtin_va_end(ap);
5793 | }
5794 |
5795 | return pi;
5796 | }
5797 |
5798 | proto_item *
5799 | proto_tree_add_boolean_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5800 | unsigned start, unsigned length, uint64_t value,
5801 | const char *format, ...)
5802 | {
5803 | proto_item *pi;
5804 | va_list ap;
5805 |
5806 | pi = proto_tree_add_boolean(tree, hfindex, tvb, start, length, value);
5807 | if (pi != tree) {
5808 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5808, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5809 |
5810 | va_start(ap, format)__builtin_va_start(ap, format);
5811 | proto_tree_set_representation(pi, format, ap);
5812 | va_end(ap)__builtin_va_end(ap);
5813 | }
5814 |
5815 | return pi;
5816 | }
5817 |
5818 | /* Set the FT_BOOLEAN value */
5819 | static void
5820 | proto_tree_set_boolean(field_info *fi, uint64_t value)
5821 | {
5822 | proto_tree_set_uint64(fi, value);
5823 | }
5824 |
5825 | /* Generate, into "buf", a string showing the bits of a bitfield.
5826 | Return a pointer to the character after that string. */
5827 | static char *
5828 | other_decode_bitfield_value(char *buf, const uint64_t val, const uint64_t mask, const int width)
5829 | {
5830 | int i = 0;
5831 | uint64_t bit;
5832 | char *p;
5833 |
5834 | p = buf;
5835 |
5836 | /* This is a devel error. It is safer to stop here. */
5837 | DISSECTOR_ASSERT(width >= 1)((void) ((width >= 1) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5837, "width >= 1" ))));
5838 |
5839 | bit = UINT64_C(1)1UL << (width - 1);
5840 | for (;;) {
5841 | if (mask & bit) {
5842 | /* This bit is part of the field. Show its value. */
5843 | if (val & bit)
5844 | *p++ = '1';
5845 | else
5846 | *p++ = '0';
5847 | } else {
5848 | /* This bit is not part of the field. */
5849 | *p++ = '.';
5850 | }
5851 | bit >>= 1;
5852 | i++;
5853 | if (i >= width)
5854 | break;
5855 | if (i % 4 == 0)
5856 | *p++ = ' ';
5857 | }
5858 | *p = '\0';
5859 | return p;
5860 | }
5861 |
5862 | static char *
5863 | decode_bitfield_value(char *buf, const uint64_t val, const uint64_t mask, const int width)
5864 | {
5865 | char *p;
5866 |
5867 | p = other_decode_bitfield_value(buf, val, mask, width);
5868 | p = g_stpcpy(p, " = ");
5869 |
5870 | return p;
5871 | }
5872 |
5873 | static char *
5874 | other_decode_bitfield_varint_value(char *buf, uint64_t val, uint64_t mask, const int width)
5875 | {
5876 | int i = 0;
5877 | uint64_t bit;
5878 | char *p;
5879 |
5880 | p = buf;
5881 |
5882 | /* This is a devel error. It is safer to stop here. */
5883 | DISSECTOR_ASSERT(width >= 1)((void) ((width >= 1) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5883, "width >= 1" ))));
5884 |
5885 | bit = UINT64_C(1)1UL << (width - 1);
5886 | for (;;) {
5887 | if (((8-(i % 8)) != 8) && /* MSB is never used for value. */
5888 | (mask & bit)) {
5889 | /* This bit is part of the field. Show its value. */
5890 | if (val & bit)
5891 | *p++ = '1';
5892 | else
5893 | *p++ = '0';
5894 | } else {
5895 | /* This bit is not part of the field. */
5896 | *p++ = '.';
5897 | }
5898 | bit >>= 1;
5899 | i++;
5900 | if (i >= width)
5901 | break;
5902 | if (i % 4 == 0)
5903 | *p++ = ' ';
5904 | }
5905 |
5906 | *p = '\0';
5907 | return p;
5908 | }
5909 |
5910 | static char *
5911 | decode_bitfield_varint_value(char *buf, const uint64_t val, const uint64_t mask, const int width)
5912 | {
5913 | char *p;
5914 |
5915 | p = other_decode_bitfield_varint_value(buf, val, mask, width);
5916 | p = g_stpcpy(p, " = ");
5917 |
5918 | return p;
5919 | }
5920 |
5921 | /* Add a FT_FLOAT to a proto_tree */
5922 | proto_item *
5923 | proto_tree_add_float(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5924 | unsigned length, float value)
5925 | {
5926 | proto_item *pi;
5927 | header_field_info *hfinfo;
5928 |
5929 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5930 |
5931 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5931 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5931, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5931, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5931, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5932 |
5933 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_FLOAT)((void) (((hfinfo)->type == FT_FLOAT) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_FLOAT", "epan/proto.c", 5933, ((hfinfo))->abbrev))));
5934 |
5935 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5936 | proto_tree_set_float(PNODE_FINFO(pi)((pi)->finfo), value);
5937 |
5938 | return pi;
5939 | }
5940 |
5941 | proto_item *
5942 | proto_tree_add_float_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5943 | unsigned start, unsigned length, float value,
5944 | const char *format, ...)
5945 | {
5946 | proto_item *pi;
5947 | va_list ap;
5948 |
5949 | pi = proto_tree_add_float(tree, hfindex, tvb, start, length, value);
5950 | if (pi != tree) {
5951 | va_start(ap, format)__builtin_va_start(ap, format);
5952 | proto_tree_set_representation_value(pi, format, ap);
5953 | va_end(ap)__builtin_va_end(ap);
5954 | }
5955 |
5956 | return pi;
5957 | }
5958 |
5959 | proto_item *
5960 | proto_tree_add_float_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5961 | unsigned start, unsigned length, float value,
5962 | const char *format, ...)
5963 | {
5964 | proto_item *pi;
5965 | va_list ap;
5966 |
5967 | pi = proto_tree_add_float(tree, hfindex, tvb, start, length, value);
5968 | if (pi != tree) {
5969 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5969, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5970 |
5971 | va_start(ap, format)__builtin_va_start(ap, format);
5972 | proto_tree_set_representation(pi, format, ap);
5973 | va_end(ap)__builtin_va_end(ap);
5974 | }
5975 |
5976 | return pi;
5977 | }
5978 |
5979 | /* Set the FT_FLOAT value */
5980 | static void
5981 | proto_tree_set_float(field_info *fi, float value)
5982 | {
5983 | fvalue_set_floating(fi->value, value);
5984 | }
5985 |
5986 | /* Add a FT_DOUBLE to a proto_tree */
5987 | proto_item *
5988 | proto_tree_add_double(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5989 | unsigned length, double value)
5990 | {
5991 | proto_item *pi;
5992 | header_field_info *hfinfo;
5993 |
5994 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5995 |
5996 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5996 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5996, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5996, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5996, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5997 |
5998 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_DOUBLE)((void) (((hfinfo)->type == FT_DOUBLE) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_DOUBLE", "epan/proto.c" , 5998, ((hfinfo))->abbrev))));
5999 |
6000 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
6001 | proto_tree_set_double(PNODE_FINFO(pi)((pi)->finfo), value);
6002 |
6003 | return pi;
6004 | }
6005 |
6006 | proto_item *
6007 | proto_tree_add_double_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6008 | unsigned start, unsigned length, double value,
6009 | const char *format, ...)
6010 | {
6011 | proto_item *pi;
6012 | va_list ap;
6013 |
6014 | pi = proto_tree_add_double(tree, hfindex, tvb, start, length, value);
6015 | if (pi != tree) {
6016 | va_start(ap, format)__builtin_va_start(ap, format);
6017 | proto_tree_set_representation_value(pi, format, ap);
6018 | va_end(ap)__builtin_va_end(ap);
6019 | }
6020 |
6021 | return pi;
6022 | }
6023 |
6024 | proto_item *
6025 | proto_tree_add_double_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6026 | unsigned start, unsigned length, double value,
6027 | const char *format, ...)
6028 | {
6029 | proto_item *pi;
6030 | va_list ap;
6031 |
6032 | pi = proto_tree_add_double(tree, hfindex, tvb, start, length, value);
6033 | if (pi != tree) {
6034 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6034, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
6035 |
6036 | va_start(ap, format)__builtin_va_start(ap, format);
6037 | proto_tree_set_representation(pi, format, ap);
6038 | va_end(ap)__builtin_va_end(ap);
6039 | }
6040 |
6041 | return pi;
6042 | }
6043 |
6044 | /* Set the FT_DOUBLE value */
6045 | static void
6046 | proto_tree_set_double(field_info *fi, double value)
6047 | {
6048 | fvalue_set_floating(fi->value, value);
6049 | }
6050 |
6051 | /* Add FT_CHAR or FT_UINT{8,16,24,32} to a proto_tree */
6052 | proto_item *
6053 | proto_tree_add_uint(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
6054 | unsigned length, uint32_t value)
6055 | {
6056 | proto_item *pi = NULL((void*)0);
6057 | header_field_info *hfinfo;
6058 |
6059 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
6060 |
6061 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6061 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6061, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6061, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6061, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
6062 |
6063 | switch (hfinfo->type) {
6064 | case FT_CHAR:
6065 | case FT_UINT8:
6066 | case FT_UINT16:
6067 | case FT_UINT24:
6068 | case FT_UINT32:
6069 | case FT_FRAMENUM:
6070 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
6071 | proto_tree_set_uint(PNODE_FINFO(pi)((pi)->finfo), value);
6072 | break;
6073 |
6074 | default:
6075 | REPORT_DISSECTOR_BUG("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, FT_UINT32, or FT_FRAMENUM",proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, FT_UINT32, or FT_FRAMENUM" , hfinfo->abbrev)
6076 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, FT_UINT32, or FT_FRAMENUM" , hfinfo->abbrev);
6077 | }
6078 |
6079 | return pi;
6080 | }
6081 |
6082 | proto_item *
6083 | proto_tree_add_uint_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6084 | unsigned start, unsigned length, uint32_t value,
6085 | const char *format, ...)
6086 | {
6087 | proto_item *pi;
6088 | va_list ap;
6089 |
6090 | pi = proto_tree_add_uint(tree, hfindex, tvb, start, length, value);
6091 | if (pi != tree) {
6092 | va_start(ap, format)__builtin_va_start(ap, format);
6093 | proto_tree_set_representation_value(pi, format, ap);
6094 | va_end(ap)__builtin_va_end(ap);
6095 | }
6096 |
6097 | return pi;
6098 | }
6099 |
6100 | proto_item *
6101 | proto_tree_add_uint_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6102 | unsigned start, unsigned length, uint32_t value,
6103 | const char *format, ...)
6104 | {
6105 | proto_item *pi;
6106 | va_list ap;
6107 |
6108 | pi = proto_tree_add_uint(tree, hfindex, tvb, start, length, value);
6109 | if (pi != tree) {
6110 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6110, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
6111 |
6112 | va_start(ap, format)__builtin_va_start(ap, format);
6113 | proto_tree_set_representation(pi, format, ap);
6114 | va_end(ap)__builtin_va_end(ap);
6115 | }
6116 |
6117 | return pi;
6118 | }
6119 |
6120 | /* Set the FT_UINT{8,16,24,32} value */
6121 | static void
6122 | proto_tree_set_uint(field_info *fi, uint32_t value)
6123 | {
6124 | const header_field_info *hfinfo;
6125 | uint32_t integer;
6126 |
6127 | hfinfo = fi->hfinfo;
6128 | integer = value;
6129 |
6130 | if (hfinfo->bitmask) {
6131 | /* Mask out irrelevant portions */
6132 | integer &= (uint32_t)(hfinfo->bitmask);
6133 |
6134 | /* Shift bits */
6135 | integer >>= hfinfo_bitshift(hfinfo);
6136 |
6137 | FI_SET_FLAG(fi, FI_BITS_OFFSET(hfinfo_bitoffset(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_bitoffset (hfinfo)) & 63) << 5)); } while(0);
6138 | FI_SET_FLAG(fi, FI_BITS_SIZE(hfinfo_mask_bitwidth(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_mask_bitwidth (hfinfo)) & 63) << 12)); } while(0);
6139 | }
6140 |
6141 | fvalue_set_uinteger(fi->value, integer);
6142 | }
6143 |
6144 | /* Add FT_UINT{40,48,56,64} to a proto_tree */
6145 | proto_item *
6146 | proto_tree_add_uint64(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
6147 | unsigned length, uint64_t value)
6148 | {
6149 | proto_item *pi = NULL((void*)0);
6150 | header_field_info *hfinfo;
6151 |
6152 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
6153 |
6154 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6154 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6154, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6154, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6154, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
6155 |
6156 | switch (hfinfo->type) {
6157 | case FT_UINT40:
6158 | case FT_UINT48:
6159 | case FT_UINT56:
6160 | case FT_UINT64:
6161 | case FT_FRAMENUM:
6162 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
6163 | proto_tree_set_uint64(PNODE_FINFO(pi)((pi)->finfo), value);
6164 | break;
6165 |
6166 | default:
6167 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, FT_UINT64, or FT_FRAMENUM",proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, FT_UINT64, or FT_FRAMENUM" , hfinfo->abbrev)
6168 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, FT_UINT64, or FT_FRAMENUM" , hfinfo->abbrev);
6169 | }
6170 |
6171 | return pi;
6172 | }
6173 |
6174 | proto_item *
6175 | proto_tree_add_uint64_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6176 | unsigned start, unsigned length, uint64_t value,
6177 | const char *format, ...)
6178 | {
6179 | proto_item *pi;
6180 | va_list ap;
6181 |
6182 | pi = proto_tree_add_uint64(tree, hfindex, tvb, start, length, value);
6183 | if (pi != tree) {
6184 | va_start(ap, format)__builtin_va_start(ap, format);
6185 | proto_tree_set_representation_value(pi, format, ap);
6186 | va_end(ap)__builtin_va_end(ap);
6187 | }
6188 |
6189 | return pi;
6190 | }
6191 |
6192 | proto_item *
6193 | proto_tree_add_uint64_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6194 | unsigned start, unsigned length, uint64_t value,
6195 | const char *format, ...)
6196 | {
6197 | proto_item *pi;
6198 | va_list ap;
6199 |
6200 | pi = proto_tree_add_uint64(tree, hfindex, tvb, start, length, value);
6201 | if (pi != tree) {
6202 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6202, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
6203 |
6204 | va_start(ap, format)__builtin_va_start(ap, format);
6205 | proto_tree_set_representation(pi, format, ap);
6206 | va_end(ap)__builtin_va_end(ap);
6207 | }
6208 |
6209 | return pi;
6210 | }
6211 |
6212 | /* Set the FT_UINT{40,48,56,64} value */
6213 | static void
6214 | proto_tree_set_uint64(field_info *fi, uint64_t value)
6215 | {
6216 | const header_field_info *hfinfo;
6217 | uint64_t integer;
6218 |
6219 | hfinfo = fi->hfinfo;
6220 | integer = value;
6221 |
6222 | if (hfinfo->bitmask) {
6223 | /* Mask out irrelevant portions */
6224 | integer &= hfinfo->bitmask;
6225 |
6226 | /* Shift bits */
6227 | integer >>= hfinfo_bitshift(hfinfo);
6228 |
6229 | FI_SET_FLAG(fi, FI_BITS_OFFSET(hfinfo_bitoffset(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_bitoffset (hfinfo)) & 63) << 5)); } while(0);
6230 | FI_SET_FLAG(fi, FI_BITS_SIZE(hfinfo_mask_bitwidth(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_mask_bitwidth (hfinfo)) & 63) << 12)); } while(0);
6231 | }
6232 |
6233 | fvalue_set_uinteger64(fi->value, integer);
6234 | }
6235 |
6236 | /* Add FT_INT{8,16,24,32} to a proto_tree */
6237 | proto_item *
6238 | proto_tree_add_int(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
6239 | unsigned length, int32_t value)
6240 | {
6241 | proto_item *pi = NULL((void*)0);
6242 | header_field_info *hfinfo;
6243 |
6244 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
6245 |
6246 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6246 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6246, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6246, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6246, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
6247 |
6248 | switch (hfinfo->type) {
6249 | case FT_INT8:
6250 | case FT_INT16:
6251 | case FT_INT24:
6252 | case FT_INT32:
6253 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
6254 | proto_tree_set_int(PNODE_FINFO(pi)((pi)->finfo), value);
6255 | break;
6256 |
6257 | default:
6258 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32",proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hfinfo->abbrev)
6259 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hfinfo->abbrev);
6260 | }
6261 |
6262 | return pi;
6263 | }
6264 |
6265 | proto_item *
6266 | proto_tree_add_int_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6267 | unsigned start, unsigned length, int32_t value,
6268 | const char *format, ...)
6269 | {
6270 | proto_item *pi;
6271 | va_list ap;
6272 |
6273 | pi = proto_tree_add_int(tree, hfindex, tvb, start, length, value);
6274 | if (pi != tree) {
6275 | va_start(ap, format)__builtin_va_start(ap, format);
6276 | proto_tree_set_representation_value(pi, format, ap);
6277 | va_end(ap)__builtin_va_end(ap);
6278 | }
6279 |
6280 | return pi;
6281 | }
6282 |
6283 | proto_item *
6284 | proto_tree_add_int_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6285 | unsigned start, unsigned length, int32_t value,
6286 | const char *format, ...)
6287 | {
6288 | proto_item *pi;
6289 | va_list ap;
6290 |
6291 | pi = proto_tree_add_int(tree, hfindex, tvb, start, length, value);
6292 | if (pi != tree) {
6293 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6293, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
6294 |
6295 | va_start(ap, format)__builtin_va_start(ap, format);
6296 | proto_tree_set_representation(pi, format, ap);
6297 | va_end(ap)__builtin_va_end(ap);
6298 | }
6299 |
6300 | return pi;
6301 | }
6302 |
6303 | /* Set the FT_INT{8,16,24,32} value */
6304 | static void
6305 | proto_tree_set_int(field_info *fi, int32_t value)
6306 | {
6307 | const header_field_info *hfinfo;
6308 | uint32_t integer;
6309 | int no_of_bits;
6310 |
6311 | hfinfo = fi->hfinfo;
6312 | integer = (uint32_t) value;
6313 |
6314 | if (hfinfo->bitmask) {
6315 | /* Mask out irrelevant portions */
6316 | integer &= (uint32_t)(hfinfo->bitmask);
6317 |
6318 | /* Shift bits */
6319 | integer >>= hfinfo_bitshift(hfinfo);
6320 |
6321 | no_of_bits = ws_count_ones(hfinfo->bitmask);
6322 | integer = ws_sign_ext32(integer, no_of_bits);
6323 |
6324 | FI_SET_FLAG(fi, FI_BITS_OFFSET(hfinfo_bitoffset(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_bitoffset (hfinfo)) & 63) << 5)); } while(0);
6325 | FI_SET_FLAG(fi, FI_BITS_SIZE(hfinfo_mask_bitwidth(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_mask_bitwidth (hfinfo)) & 63) << 12)); } while(0);
6326 | }
6327 |
6328 | fvalue_set_sinteger(fi->value, integer);
6329 | }
6330 |
6331 | /* Add FT_INT{40,48,56,64} to a proto_tree */
6332 | proto_item *
6333 | proto_tree_add_int64(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
6334 | unsigned length, int64_t value)
6335 | {
6336 | proto_item *pi = NULL((void*)0);
6337 | header_field_info *hfinfo;
6338 |
6339 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
6340 |
6341 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6341 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6341, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6341, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6341, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
6342 |
6343 | switch (hfinfo->type) {
6344 | case FT_INT40:
6345 | case FT_INT48:
6346 | case FT_INT56:
6347 | case FT_INT64:
6348 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
6349 | proto_tree_set_int64(PNODE_FINFO(pi)((pi)->finfo), value);
6350 | break;
6351 |
6352 | default:
6353 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64",proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hfinfo->abbrev)
6354 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hfinfo->abbrev);
6355 | }
6356 |
6357 | return pi;
6358 | }
6359 |
6360 | proto_item *
6361 | proto_tree_add_int64_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6362 | unsigned start, unsigned length, int64_t value,
6363 | const char *format, ...)
6364 | {
6365 | proto_item *pi;
6366 | va_list ap;
6367 |
6368 | pi = proto_tree_add_int64(tree, hfindex, tvb, start, length, value);
6369 | if (pi != tree) {
6370 | va_start(ap, format)__builtin_va_start(ap, format);
6371 | proto_tree_set_representation_value(pi, format, ap);
6372 | va_end(ap)__builtin_va_end(ap);
6373 | }
6374 |
6375 | return pi;
6376 | }
6377 |
6378 | /* Set the FT_INT{40,48,56,64} value */
6379 | static void
6380 | proto_tree_set_int64(field_info *fi, int64_t value)
6381 | {
6382 | const header_field_info *hfinfo;
6383 | uint64_t integer;
6384 | int no_of_bits;
6385 |
6386 | hfinfo = fi->hfinfo;
6387 | integer = value;
6388 |
6389 | if (hfinfo->bitmask) {
6390 | /* Mask out irrelevant portions */
6391 | integer &= hfinfo->bitmask;
6392 |
6393 | /* Shift bits */
6394 | integer >>= hfinfo_bitshift(hfinfo);
6395 |
6396 | no_of_bits = ws_count_ones(hfinfo->bitmask);
6397 | integer = ws_sign_ext64(integer, no_of_bits);
6398 |
6399 | FI_SET_FLAG(fi, FI_BITS_OFFSET(hfinfo_bitoffset(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_bitoffset (hfinfo)) & 63) << 5)); } while(0);
6400 | FI_SET_FLAG(fi, FI_BITS_SIZE(hfinfo_mask_bitwidth(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_mask_bitwidth (hfinfo)) & 63) << 12)); } while(0);
6401 | }
6402 |
6403 | fvalue_set_sinteger64(fi->value, integer);
6404 | }
6405 |
6406 | proto_item *
6407 | proto_tree_add_int64_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6408 | unsigned start, unsigned length, int64_t value,
6409 | const char *format, ...)
6410 | {
6411 | proto_item *pi;
6412 | va_list ap;
6413 |
6414 | pi = proto_tree_add_int64(tree, hfindex, tvb, start, length, value);
6415 | if (pi != tree) {
6416 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6416, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
6417 |
6418 | va_start(ap, format)__builtin_va_start(ap, format);
6419 | proto_tree_set_representation(pi, format, ap);
6420 | va_end(ap)__builtin_va_end(ap);
6421 | }
6422 |
6423 | return pi;
6424 | }
6425 |
6426 | /* Add a FT_EUI64 to a proto_tree */
6427 | proto_item *
6428 | proto_tree_add_eui64(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
6429 | unsigned length, const uint64_t value)
6430 | {
6431 | proto_item *pi;
6432 | header_field_info *hfinfo;
6433 |
6434 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
6435 |
6436 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6436 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6436, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6436, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6436, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
6437 |
6438 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_EUI64)((void) (((hfinfo)->type == FT_EUI64) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_EUI64", "epan/proto.c", 6438, ((hfinfo))->abbrev))));
6439 |
6440 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
6441 | proto_tree_set_eui64(PNODE_FINFO(pi)((pi)->finfo), value);
6442 |
6443 | return pi;
6444 | }
6445 |
6446 | proto_item *
6447 | proto_tree_add_eui64_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6448 | unsigned start, unsigned length, const uint64_t value,
6449 | const char *format, ...)
6450 | {
6451 | proto_item *pi;
6452 | va_list ap;
6453 |
6454 | pi = proto_tree_add_eui64(tree, hfindex, tvb, start, length, value);
6455 | if (pi != tree) {
6456 | va_start(ap, format)__builtin_va_start(ap, format);
6457 | proto_tree_set_representation_value(pi, format, ap);
6458 | va_end(ap)__builtin_va_end(ap);
6459 | }
6460 |
6461 | return pi;
6462 | }
6463 |
6464 | proto_item *
6465 | proto_tree_add_eui64_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6466 | unsigned start, unsigned length, const uint64_t value,
6467 | const char *format, ...)
6468 | {
6469 | proto_item *pi;
6470 | va_list ap;
6471 |
6472 | pi = proto_tree_add_eui64(tree, hfindex, tvb, start, length, value);
6473 | if (pi != tree) {
6474 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6474, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
6475 |
6476 | va_start(ap, format)__builtin_va_start(ap, format);
6477 | proto_tree_set_representation(pi, format, ap);
6478 | va_end(ap)__builtin_va_end(ap);
6479 | }
6480 |
6481 | return pi;
6482 | }
6483 |
6484 | /* Set the FT_EUI64 value */
6485 | static void
6486 | proto_tree_set_eui64(field_info *fi, const uint64_t value)
6487 | {
6488 | uint8_t v[FT_EUI64_LEN8];
6489 | phtonu64(v, value);
6490 | fvalue_set_bytes_data(fi->value, v, FT_EUI64_LEN8);
6491 | }
6492 |
6493 | static void
6494 | proto_tree_set_eui64_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, const unsigned encoding)
6495 | {
6496 | if (encoding)
6497 | {
6498 | proto_tree_set_eui64(fi, tvb_get_letoh64(tvb, start));
6499 | } else {
6500 | proto_tree_set_eui64(fi, tvb_get_ntoh64(tvb, start));
6501 | }
6502 | }
6503 |
6504 | proto_item *
6505 | proto_tree_add_mac48_detail(const mac_hf_list_t *list_specific,
6506 | const mac_hf_list_t *list_generic,
6507 | int idx, tvbuff_t *tvb,
6508 | proto_tree *tree, unsigned offset)
6509 | {
6510 | uint8_t addr[6];
6511 | const char *addr_name = NULL((void*)0);
6512 | const char *oui_name = NULL((void*)0);
6513 | proto_item *addr_item = NULL((void*)0);
6514 | proto_tree *addr_tree = NULL((void*)0);
6515 | proto_item *ret_val = NULL((void*)0);
6516 |
6517 | if (tree == NULL((void*)0) || list_specific == NULL((void*)0)) {
6518 | return NULL((void*)0);
6519 | }
6520 |
6521 | /* Resolve what we can of the address */
6522 | tvb_memcpy(tvb, addr, offset, sizeof addr);
6523 | if (list_specific->hf_addr_resolved || (list_generic && list_generic->hf_addr_resolved)) {
6524 | addr_name = get_ether_name(addr);
6525 | }
6526 | if (list_specific->hf_oui_resolved || (list_generic && list_generic->hf_oui_resolved)) {
6527 | oui_name = get_manuf_name_if_known(addr, sizeof(addr));
6528 | }
6529 |
6530 | /* Add the item for the specific address type */
6531 | ret_val = proto_tree_add_item(tree, *list_specific->hf_addr, tvb, offset, 6, ENC_BIG_ENDIAN0x00000000);
6532 | if (idx >= 0) {
6533 | addr_tree = proto_item_add_subtree(ret_val, idx);
6534 | }
6535 | else {
6536 | addr_tree = tree;
6537 | }
6538 |
6539 | if (list_specific->hf_addr_resolved != NULL((void*)0)) {
6540 | addr_item = proto_tree_add_string(addr_tree, *list_specific->hf_addr_resolved,
6541 | tvb, offset, 6, addr_name);
6542 | proto_item_set_generated(addr_item);
6543 | proto_item_set_hidden(addr_item);
6544 | }
6545 |
6546 | if (list_specific->hf_oui != NULL((void*)0)) {
6547 | addr_item = proto_tree_add_item(addr_tree, *list_specific->hf_oui, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6548 | proto_item_set_generated(addr_item);
6549 | proto_item_set_hidden(addr_item);
6550 |
6551 | if (oui_name != NULL((void*)0) && list_specific->hf_oui_resolved != NULL((void*)0)) {
6552 | addr_item = proto_tree_add_string(addr_tree, *list_specific->hf_oui_resolved, tvb, offset, 6, oui_name);
6553 | proto_item_set_generated(addr_item);
6554 | proto_item_set_hidden(addr_item);
6555 | }
6556 | }
6557 |
6558 | if (list_specific->hf_lg != NULL((void*)0)) {
6559 | proto_tree_add_item(addr_tree, *list_specific->hf_lg, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6560 | }
6561 | if (list_specific->hf_ig != NULL((void*)0)) {
6562 | proto_tree_add_item(addr_tree, *list_specific->hf_ig, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6563 | }
6564 |
6565 | /* Were we given a list for generic address fields? If not, stop here */
6566 | if (list_generic == NULL((void*)0)) {
6567 | return ret_val;
6568 | }
6569 |
6570 | addr_item = proto_tree_add_item(addr_tree, *list_generic->hf_addr, tvb, offset, 6, ENC_BIG_ENDIAN0x00000000);
6571 | proto_item_set_hidden(addr_item);
6572 |
6573 | if (list_generic->hf_addr_resolved != NULL((void*)0)) {
6574 | addr_item = proto_tree_add_string(addr_tree, *list_generic->hf_addr_resolved,
6575 | tvb, offset, 6, addr_name);
6576 | proto_item_set_generated(addr_item);
6577 | proto_item_set_hidden(addr_item);
6578 | }
6579 |
6580 | if (list_generic->hf_oui != NULL((void*)0)) {
6581 | addr_item = proto_tree_add_item(addr_tree, *list_generic->hf_oui, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6582 | proto_item_set_generated(addr_item);
6583 | proto_item_set_hidden(addr_item);
6584 |
6585 | if (oui_name != NULL((void*)0) && list_generic->hf_oui_resolved != NULL((void*)0)) {
6586 | addr_item = proto_tree_add_string(addr_tree, *list_generic->hf_oui_resolved, tvb, offset, 6, oui_name);
6587 | proto_item_set_generated(addr_item);
6588 | proto_item_set_hidden(addr_item);
6589 | }
6590 | }
6591 |
6592 | if (list_generic->hf_lg != NULL((void*)0)) {
6593 | addr_item = proto_tree_add_item(addr_tree, *list_generic->hf_lg, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6594 | proto_item_set_hidden(addr_item);
6595 | }
6596 | if (list_generic->hf_ig != NULL((void*)0)) {
6597 | addr_item = proto_tree_add_item(addr_tree, *list_generic->hf_ig, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6598 | proto_item_set_hidden(addr_item);
6599 | }
6600 | return ret_val;
6601 | }
6602 |
6603 | static proto_item *
6604 | proto_tree_add_fake_node(proto_tree *tree, const header_field_info *hfinfo)
6605 | {
6606 | proto_node *pnode, *tnode, *sibling;
6607 | field_info *tfi;
6608 | unsigned depth = 1;
6609 |
6610 | ws_assert(tree)do { if ((1) && !(tree)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6610, __func__, "assertion failed: %s", "tree" ); } while (0);
6611 |
6612 | /*
6613 | * Restrict our depth. proto_tree_traverse_pre_order and
6614 | * proto_tree_traverse_post_order (and possibly others) are recursive
6615 | * so we need to be mindful of our stack size.
6616 | */
6617 | if (tree->first_child == NULL((void*)0)) {
6618 | for (tnode = tree; tnode != NULL((void*)0); tnode = tnode->parent) {
6619 | depth++;
6620 | if (G_UNLIKELY(depth > prefs.gui_max_tree_depth)(depth > prefs.gui_max_tree_depth)) {
6621 | THROW_MESSAGE(DissectorError, wmem_strdup_printf(PNODE_POOL(tree),except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, hfinfo->name, hfinfo->abbrev , ((const char*) (__func__)), 6624)))
6622 | "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)",except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, hfinfo->name, hfinfo->abbrev , ((const char*) (__func__)), 6624)))
6623 | prefs.gui_max_tree_depth,except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, hfinfo->name, hfinfo->abbrev , ((const char*) (__func__)), 6624)))
6624 | hfinfo->name, hfinfo->abbrev, G_STRFUNC, __LINE__))except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, hfinfo->name, hfinfo->abbrev , ((const char*) (__func__)), 6624)));
6625 | }
6626 | }
6627 | }
6628 |
6629 | /*
6630 | * Make sure "tree" is ready to have subtrees under it, by
6631 | * checking whether it's been given an ett_ value.
6632 | *
6633 | * "PNODE_FINFO(tnode)" may be null; that's the case for the root
6634 | * node of the protocol tree. That node is not displayed,
6635 | * so it doesn't need an ett_ value to remember whether it
6636 | * was expanded.
6637 | */
6638 | tnode = tree;
6639 | tfi = PNODE_FINFO(tnode)((tnode)->finfo);
6640 | if (tfi != NULL((void*)0) && (tfi->tree_type < 0 || tfi->tree_type >= num_tree_types)) {
6641 | REPORT_DISSECTOR_BUG("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)",proto_report_dissector_bug("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)" , hfinfo->name, hfinfo->abbrev, tfi->tree_type, "epan/proto.c" , 6642)
6642 | hfinfo->name, hfinfo->abbrev, tfi->tree_type, __FILE__, __LINE__)proto_report_dissector_bug("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)" , hfinfo->name, hfinfo->abbrev, tfi->tree_type, "epan/proto.c" , 6642);
6643 | /* XXX - is it safe to continue here? */
6644 | }
6645 |
6646 | pnode = wmem_new(PNODE_POOL(tree), proto_node)((proto_node*)wmem_alloc((((tree)->tree_data->pinfo-> pool)), sizeof(proto_node)));
6647 | PROTO_NODE_INIT(pnode)pnode->first_child = ((void*)0); pnode->last_child = (( void*)0); pnode->next = ((void*)0);;
6648 | pnode->parent = tnode;
6649 | PNODE_HFINFO(pnode)((pnode)->hfinfo) = hfinfo;
6650 | PNODE_FINFO(pnode)((pnode)->finfo) = NULL((void*)0); // Faked
6651 | pnode->tree_data = PTREE_DATA(tree)((tree)->tree_data);
6652 |
6653 | if (tnode->last_child != NULL((void*)0)) {
6654 | sibling = tnode->last_child;
6655 | DISSECTOR_ASSERT(sibling->next == NULL)((void) ((sibling->next == ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 6655, "sibling->next == ((void*)0)" ))));
6656 | sibling->next = pnode;
6657 | } else
6658 | tnode->first_child = pnode;
6659 | tnode->last_child = pnode;
6660 |
6661 | /* We should not be adding a fake node for an interesting field */
6662 | ws_assert(hfinfo->ref_type != HF_REF_TYPE_DIRECT && hfinfo->ref_type != HF_REF_TYPE_PRINT)do { if ((1) && !(hfinfo->ref_type != HF_REF_TYPE_DIRECT && hfinfo->ref_type != HF_REF_TYPE_PRINT)) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6662, __func__, "assertion failed: %s" , "hfinfo->ref_type != HF_REF_TYPE_DIRECT && hfinfo->ref_type != HF_REF_TYPE_PRINT" ); } while (0);
6663 |
6664 | /* XXX - Should the proto_item have a header_field_info member, at least
6665 | * for faked items, to know what hfi was faked? (Some dissectors look at
6666 | * the tree items directly.)
6667 | */
6668 | return (proto_item *)pnode;
6669 | }
6670 |
6671 | /* Add a field_info struct to the proto_tree, encapsulating it in a proto_node */
6672 | static proto_item *
6673 | proto_tree_add_node(proto_tree *tree, field_info *fi)
6674 | {
6675 | proto_node *pnode, *tnode, *sibling;
6676 | field_info *tfi;
6677 | unsigned depth = 1;
6678 |
6679 | ws_assert(tree)do { if ((1) && !(tree)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6679, __func__, "assertion failed: %s", "tree" ); } while (0);
6680 |
6681 | /*
6682 | * Restrict our depth. proto_tree_traverse_pre_order and
6683 | * proto_tree_traverse_post_order (and possibly others) are recursive
6684 | * so we need to be mindful of our stack size.
6685 | */
6686 | if (tree->first_child == NULL((void*)0)) {
6687 | for (tnode = tree; tnode != NULL((void*)0); tnode = tnode->parent) {
6688 | depth++;
6689 | if (G_UNLIKELY(depth > prefs.gui_max_tree_depth)(depth > prefs.gui_max_tree_depth)) {
6690 | /* The fvalue_t is pool-allocated; just release the
6691 | * type-specific data it owns (see new_field_info()). */
6692 | fvalue_cleanup(fi->value);
6693 | fi->value = NULL((void*)0);
6694 | THROW_MESSAGE(DissectorError, wmem_strdup_printf(PNODE_POOL(tree),except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, fi->hfinfo->name, fi->hfinfo ->abbrev, ((const char*) (__func__)), 6697)))
6695 | "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)",except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, fi->hfinfo->name, fi->hfinfo ->abbrev, ((const char*) (__func__)), 6697)))
6696 | prefs.gui_max_tree_depth,except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, fi->hfinfo->name, fi->hfinfo ->abbrev, ((const char*) (__func__)), 6697)))
6697 | fi->hfinfo->name, fi->hfinfo->abbrev, G_STRFUNC, __LINE__))except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, fi->hfinfo->name, fi->hfinfo ->abbrev, ((const char*) (__func__)), 6697)));
6698 | }
6699 | }
6700 | }
6701 |
6702 | /*
6703 | * Make sure "tree" is ready to have subtrees under it, by
6704 | * checking whether it's been given an ett_ value.
6705 | *
6706 | * "PNODE_FINFO(tnode)" may be null; that's the case for the root
6707 | * node of the protocol tree. That node is not displayed,
6708 | * so it doesn't need an ett_ value to remember whether it
6709 | * was expanded.
6710 | */
6711 | tnode = tree;
6712 | tfi = PNODE_FINFO(tnode)((tnode)->finfo);
6713 | if (tfi != NULL((void*)0) && (tfi->tree_type < 0 || tfi->tree_type >= num_tree_types)) {
6714 | /* Since we are not adding fi to a node, its fvalue won't get
6715 | * cleaned up by proto_tree_free_node(), so release the
6716 | * type-specific data it owns now. The fvalue_t structure itself
6717 | * is pool-allocated (see new_field_info()).
6718 | */
6719 | fvalue_cleanup(fi->value);
6720 | fi->value = NULL((void*)0);
6721 | REPORT_DISSECTOR_BUG("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)",proto_report_dissector_bug("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)" , fi->hfinfo->name, fi->hfinfo->abbrev, tfi->tree_type , "epan/proto.c", 6722)
6722 | fi->hfinfo->name, fi->hfinfo->abbrev, tfi->tree_type, __FILE__, __LINE__)proto_report_dissector_bug("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)" , fi->hfinfo->name, fi->hfinfo->abbrev, tfi->tree_type , "epan/proto.c", 6722);
6723 | /* XXX - is it safe to continue here? */
6724 | }
6725 |
6726 | pnode = wmem_new(PNODE_POOL(tree), proto_node)((proto_node*)wmem_alloc((((tree)->tree_data->pinfo-> pool)), sizeof(proto_node)));
6727 | PROTO_NODE_INIT(pnode)pnode->first_child = ((void*)0); pnode->last_child = (( void*)0); pnode->next = ((void*)0);;
6728 | pnode->parent = tnode;
6729 | PNODE_HFINFO(pnode)((pnode)->hfinfo) = fi->hfinfo;
6730 | PNODE_FINFO(pnode)((pnode)->finfo) = fi;
6731 | pnode->tree_data = PTREE_DATA(tree)((tree)->tree_data);
6732 |
6733 | if (tnode->last_child != NULL((void*)0)) {
6734 | sibling = tnode->last_child;
6735 | DISSECTOR_ASSERT(sibling->next == NULL)((void) ((sibling->next == ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 6735, "sibling->next == ((void*)0)" ))));
6736 | sibling->next = pnode;
6737 | } else
6738 | tnode->first_child = pnode;
6739 | tnode->last_child = pnode;
6740 |
6741 | tree_data_add_maybe_interesting_field(pnode->tree_data, fi);
6742 |
6743 | return (proto_item *)pnode;
6744 | }
6745 |
6746 |
6747 | /* Generic way to allocate field_info and add to proto_tree.
6748 | * Sets *pfi to address of newly-allocated field_info struct */
6749 | static proto_item *
6750 | proto_tree_add_pi(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb, unsigned start,
6751 | int *length)
6752 | {
6753 | proto_item *pi;
6754 | field_info *fi;
6755 | int item_length;
6756 |
6757 | get_hfi_length(hfinfo, tvb, start, length, &item_length, ENC_NA0x00000000);
6758 | fi = new_field_info(tree, hfinfo, tvb, start, item_length);
6759 | pi = proto_tree_add_node(tree, fi);
6760 |
6761 | return pi;
6762 | }
6763 |
6764 | /* Generic way to allocate field_info and add to proto_tree with unsigned length.
6765 | * Eventually this should replace the other function.
6766 | * Sets *pfi to address of newly-allocated field_info struct */
6767 | static proto_item *
6768 | proto_tree_add_pi_unsigned(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb, unsigned start,
6769 | unsigned *length)
6770 | {
6771 | proto_item *pi;
6772 | field_info *fi;
6773 | unsigned item_length;
6774 |
6775 | get_hfi_length_unsigned(hfinfo, tvb, start, length, &item_length, ENC_NA0x00000000);
6776 | fi = new_field_info(tree, hfinfo, tvb, start, item_length);
6777 | pi = proto_tree_add_node(tree, fi);
6778 |
6779 | return pi;
6780 | }
6781 |
6782 | static void
6783 | get_hfi_length(header_field_info *hfinfo, tvbuff_t *tvb, const unsigned start, int *length,
6784 | int *item_length, const unsigned encoding)
6785 | {
6786 | int length_remaining;
6787 |
6788 | /*
6789 | * We only allow a null tvbuff if the item has a zero length,
6790 | * i.e. if there's no data backing it.
6791 | */
6792 | DISSECTOR_ASSERT(tvb != NULL || *length == 0)((void) ((tvb != ((void*)0) || *length == 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 6792, "tvb != ((void*)0) || *length == 0" ))));
6793 |
6794 | /*
6795 | * XXX - in some protocols, there are 32-bit unsigned length
6796 | * fields, so lengths in protocol tree and tvbuff routines
6797 | * should really be unsigned. We should have, for those
6798 | * field types for which "to the end of the tvbuff" makes sense,
6799 | * additional routines that take no length argument and
6800 | * add fields that run to the end of the tvbuff.
6801 | */
6802 | if (*length == -1) {
6803 | /*
6804 | * For FT_NONE, FT_PROTOCOL, FT_BYTES, FT_STRING,
6805 | * FT_STRINGZPAD, and FT_STRINGZTRUNC fields, a length
6806 | * of -1 means "set the length to what remains in the
6807 | * tvbuff".
6808 | *
6809 | * The assumption is either that
6810 | *
6811 | * 1) the length of the item can only be determined
6812 | * by dissection (typically true of items with
6813 | * subitems, which are probably FT_NONE or
6814 | * FT_PROTOCOL)
6815 | *
6816 | * or
6817 | *
6818 | * 2) if the tvbuff is "short" (either due to a short
6819 | * snapshot length or due to lack of reassembly of
6820 | * fragments/segments/whatever), we want to display
6821 | * what's available in the field (probably FT_BYTES
6822 | * or FT_STRING) and then throw an exception later
6823 | *
6824 | * or
6825 | *
6826 | * 3) the field is defined to be "what's left in the
6827 | * packet"
6828 | *
6829 | * so we set the length to what remains in the tvbuff so
6830 | * that, if we throw an exception while dissecting, it
6831 | * has what is probably the right value.
6832 | *
6833 | * For FT_STRINGZ, it means "the string is null-terminated,
6834 | * not null-padded; set the length to the actual length
6835 | * of the string", and if the tvbuff if short, we just
6836 | * throw an exception.
6837 | *
6838 | * For ENC_VARINT_PROTOBUF|ENC_VARINT_QUIC|ENC_VARIANT_ZIGZAG|ENC_VARINT_SDNV,
6839 | * it means "find the end of the string",
6840 | * and if the tvbuff if short, we just throw an exception.
6841 | *
6842 | * It's not valid for any other type of field. For those
6843 | * fields, we treat -1 the same way we treat other
6844 | * negative values - we assume the length is a Really
6845 | * Big Positive Number, and throw a ReportedBoundsError
6846 | * exception, under the assumption that the Really Big
6847 | * Length would run past the end of the packet.
6848 | */
6849 | if ((FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 ))) || (FT_IS_UINT(hfinfo->type)(((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM ) || ((hfinfo->type) == FT_UINT40 || (hfinfo->type) == FT_UINT48 || (hfinfo->type) == FT_UINT56 || (hfinfo->type) == FT_UINT64 )))) {
6850 | if (encoding & (ENC_VARINT_PROTOBUF0x00000002|ENC_VARINT_ZIGZAG0x00000008|ENC_VARINT_SDNV0x00000010)) {
6851 | /*
6852 | * Leave the length as -1, so our caller knows
6853 | * it was -1.
6854 | */
6855 | *item_length = *length;
6856 | return;
6857 | } else if (encoding & ENC_VARINT_QUIC0x00000004) {
6858 | switch (tvb_get_uint8(tvb, start) >> 6)
6859 | {
6860 | case 0: /* 0b00 => 1 byte length (6 bits Usable) */
6861 | *item_length = 1;
6862 | break;
6863 | case 1: /* 0b01 => 2 bytes length (14 bits Usable) */
6864 | *item_length = 2;
6865 | break;
6866 | case 2: /* 0b10 => 4 bytes length (30 bits Usable) */
6867 | *item_length = 4;
6868 | break;
6869 | case 3: /* 0b11 => 8 bytes length (62 bits Usable) */
6870 | *item_length = 8;
6871 | break;
6872 | }
6873 | }
6874 | }
6875 |
6876 | switch (hfinfo->type) {
6877 |
6878 | case FT_PROTOCOL:
6879 | case FT_NONE:
6880 | case FT_BYTES:
6881 | case FT_STRING:
6882 | case FT_STRINGZPAD:
6883 | case FT_STRINGZTRUNC:
6884 | /*
6885 | * We allow FT_PROTOCOLs to be zero-length -
6886 | * for example, an ONC RPC NULL procedure has
6887 | * neither arguments nor reply, so the
6888 | * payload for that protocol is empty.
6889 | *
6890 | * We also allow the others to be zero-length -
6891 | * because that's the way the code has been for a
6892 | * long, long time.
6893 | *
6894 | * However, we want to ensure that the start
6895 | * offset is not *past* the byte past the end
6896 | * of the tvbuff: we throw an exception in that
6897 | * case.
6898 | */
6899 | *length = tvb_captured_length(tvb) ? tvb_ensure_captured_length_remaining(tvb, start) : 0;
6900 | DISSECTOR_ASSERT(*length >= 0)((void) ((*length >= 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 6900, "*length >= 0" ))));
6901 | break;
6902 |
6903 | case FT_STRINGZ:
6904 | /*
6905 | * Leave the length as -1, so our caller knows
6906 | * it was -1.
6907 | */
6908 | break;
6909 |
6910 | default:
6911 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
6912 | DISSECTOR_ASSERT_NOT_REACHED()(proto_report_dissector_bug("%s:%u: failed assertion \"DISSECTOR_ASSERT_NOT_REACHED\"" , "epan/proto.c", 6912));
6913 | }
6914 | *item_length = *length;
6915 | } else {
6916 | if (hfinfo->type == FT_PROTOCOL || hfinfo->type == FT_NONE) {
6917 | /*
6918 | * These types are for interior nodes of the
6919 | * tree, and don't have data associated with
6920 | * them; if the length is negative (XXX - see
6921 | * above) or goes past the end of the tvbuff,
6922 | * cut it short at the end of the tvbuff.
6923 | * That way, if this field is selected in
6924 | * Wireshark, we don't highlight stuff past
6925 | * the end of the data.
6926 | *
6927 | * If we don't have a tvb, then length must be zero,
6928 | * per the DISSECTOR_ASSERT() above.
6929 | *
6930 | * If we do have a tvb, and the length requested is
6931 | * nonzero, we want to ensure that the start offset
6932 | * is not *past* the byte past the end of the tvbuff
6933 | * data: we throw an exception in that case as above.
6934 | */
6935 | if (tvb && *length) {
6936 | length_remaining = tvb_ensure_captured_length_remaining(tvb, start);
6937 | if (*length < 0 ||
6938 | (*length > 0 &&
6939 | (length_remaining < *length)))
6940 | *length = length_remaining;
6941 | }
6942 | }
6943 | *item_length = *length;
6944 | if (*item_length < 0) {
6945 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
6946 | }
6947 | }
6948 | }
6949 |
6950 | static void
6951 | get_hfi_length_unsigned(header_field_info* hfinfo, tvbuff_t* tvb, const unsigned start, unsigned* length,
6952 | unsigned* item_length, const unsigned encoding _U___attribute__((unused)))
6953 | {
6954 | unsigned length_remaining;
6955 |
6956 | /*
6957 | * We only allow a null tvbuff if the item has a zero length,
6958 | * i.e. if there's no data backing it.
6959 | */
6960 | DISSECTOR_ASSERT(tvb != NULL || *length == 0)((void) ((tvb != ((void*)0) || *length == 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 6960, "tvb != ((void*)0) || *length == 0" ))));
6961 |
6962 |
6963 | if (hfinfo->type == FT_PROTOCOL || hfinfo->type == FT_NONE) {
6964 | /*
6965 | * These types are for interior nodes of the
6966 | * tree, and don't have data associated with
6967 | * them; if the length is negative (XXX - see
6968 | * above) or goes past the end of the tvbuff,
6969 | * cut it short at the end of the tvbuff.
6970 | * That way, if this field is selected in
6971 | * Wireshark, we don't highlight stuff past
6972 | * the end of the data.
6973 | *
6974 | * If we don't have a tvb, then length must be zero,
6975 | * per the DISSECTOR_ASSERT() above.
6976 | *
6977 | * If we do have a tvb, and the length requested is
6978 | * nonzero, we want to ensure that the start offset
6979 | * is not *past* the byte past the end of the tvbuff
6980 | * data: we throw an exception in that case as above.
6981 | * (If the length requested is zero, then it's quite
6982 | * likely that the start offset is the byte past the
6983 | * end, but that's ok.)
6984 | */
6985 | if (tvb && *length) {
6986 | length_remaining = tvb_ensure_captured_length_remaining(tvb, start);
6987 | if (length_remaining < *length) {
6988 | *length = length_remaining;
6989 | }
6990 | }
6991 | }
6992 | *item_length = *length;
6993 | }
6994 |
6995 | static int
6996 | get_full_length(header_field_info *hfinfo, tvbuff_t *tvb, const unsigned start,
6997 | int length, unsigned item_length, const int encoding)
6998 | {
6999 | uint32_t n;
7000 |
7001 | /*
7002 | * We need to get the correct item length here.
7003 | * That's normally done by proto_tree_new_item(),
7004 | * but we won't be calling it.
7005 | */
7006 | switch (hfinfo->type) {
7007 |
7008 | case FT_NONE:
7009 | case FT_PROTOCOL:
7010 | case FT_BYTES:
7011 | /*
7012 | * The length is the specified length.
7013 | */
7014 | break;
7015 |
7016 | case FT_UINT_BYTES:
7017 | n = get_uint_value(NULL((void*)0), tvb, start, length, encoding);
7018 | item_length += n;
7019 | if ((int)item_length < length) {
7020 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
7021 | }
7022 | break;
7023 |
7024 | /* XXX - make these just FT_UINT? */
7025 | case FT_UINT8:
7026 | case FT_UINT16:
7027 | case FT_UINT24:
7028 | case FT_UINT32:
7029 | case FT_UINT40:
7030 | case FT_UINT48:
7031 | case FT_UINT56:
7032 | case FT_UINT64:
7033 | /* XXX - make these just FT_INT? */
7034 | case FT_INT8:
7035 | case FT_INT16:
7036 | case FT_INT24:
7037 | case FT_INT32:
7038 | case FT_INT40:
7039 | case FT_INT48:
7040 | case FT_INT56:
7041 | case FT_INT64:
7042 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
7043 | if (length < -1) {
7044 | report_type_length_mismatch(NULL((void*)0), "a FT_[U]INT", length, true1);
7045 | }
7046 | if (length == -1) {
7047 | uint64_t dummy;
7048 | /* This can throw an exception */
7049 | /* XXX - do this without fetching the varint? */
7050 | length = tvb_get_varint(tvb, start, FT_VARINT_MAX_LEN10, &dummy, encoding);
7051 | if (length == 0) {
7052 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
7053 | }
7054 | }
7055 | item_length = length;
7056 | break;
7057 | }
7058 |
7059 | /*
7060 | * The length is the specified length.
7061 | */
7062 | break;
7063 |
7064 | case FT_BOOLEAN:
7065 | case FT_CHAR:
7066 | case FT_IPv4:
7067 | case FT_IPXNET:
7068 | case FT_IPv6:
7069 | case FT_FCWWN:
7070 | case FT_AX25:
7071 | case FT_VINES:
7072 | case FT_ETHER:
7073 | case FT_EUI64:
7074 | case FT_GUID:
7075 | case FT_OID:
7076 | case FT_REL_OID:
7077 | case FT_SYSTEM_ID:
7078 | case FT_FLOAT:
7079 | case FT_DOUBLE:
7080 | case FT_STRING:
7081 | /*
7082 | * The length is the specified length.
7083 | */
7084 | break;
7085 |
7086 | case FT_STRINGZ:
7087 | if (length < -1) {
7088 | report_type_length_mismatch(NULL((void*)0), "a string", length, true1);
7089 | }
7090 | if (length == -1) {
7091 | /* This can throw an exception */
7092 | item_length = tvb_strsize_enc(tvb, start, encoding);
7093 | }
7094 | break;
7095 |
7096 | case FT_UINT_STRING:
7097 | n = get_uint_value(NULL((void*)0), tvb, start, length, encoding & ~ENC_CHARENCODING_MASK0x0000FFFE);
7098 | item_length += n;
7099 | if ((int)item_length < length) {
7100 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
7101 | }
7102 | break;
7103 |
7104 | case FT_STRINGZPAD:
7105 | case FT_STRINGZTRUNC:
7106 | case FT_ABSOLUTE_TIME:
7107 | case FT_RELATIVE_TIME:
7108 | case FT_IEEE_11073_SFLOAT:
7109 | case FT_IEEE_11073_FLOAT:
7110 | /*
7111 | * The length is the specified length.
7112 | */
7113 | break;
7114 |
7115 | default:
7116 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in gset_full_length()",proto_report_dissector_bug("field %s has type %d (%s) not handled in gset_full_length()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
7117 | hfinfo->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in gset_full_length()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
7118 | hfinfo->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in gset_full_length()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
7119 | ftype_name(hfinfo->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in gset_full_length()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ));
7120 | break;
7121 | }
7122 | return item_length;
7123 | }
7124 |
7125 | // This was arbitrarily chosen, but if you're adding 50K items to the tree
7126 | // without advancing the offset you should probably take a long, hard look
7127 | // at what you're doing.
7128 | // We *could* make this a configurable option, but I (Gerald) would like to
7129 | // avoid adding yet another nerd knob.
7130 | # define PROTO_TREE_MAX_IDLE50000 50000
7131 | static field_info *
7132 | new_field_info(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb,
7133 | const unsigned start, const int item_length)
7134 | {
7135 | field_info *fi;
7136 |
7137 | FIELD_INFO_NEW(PNODE_POOL(tree), fi)fi = ((field_info*)wmem_alloc((((tree)->tree_data->pinfo ->pool)), sizeof(field_info)));
7138 |
7139 | fi->hfinfo = hfinfo;
7140 | fi->start = start;
7141 | fi->start += (tvb)?tvb_raw_offset(tvb):0;
7142 | /* add the data source tvbuff */
7143 | fi->ds_tvb = tvb ? tvb_get_ds_tvb(tvb) : NULL((void*)0);
7144 |
7145 | // If our start offset hasn't advanced after adding many items it probably
7146 | // means we're in a large or infinite loop.
7147 | if (fi->start > 0) {
7148 | if (fi->ds_tvb == PTREE_DATA(tree)((tree)->tree_data)->idle_count_ds_tvb && fi->start <= PTREE_DATA(tree)((tree)->tree_data)->max_start) {
7149 | PTREE_DATA(tree)((tree)->tree_data)->start_idle_count++;
7150 | if (PTREE_DATA(tree)((tree)->tree_data)->start_idle_count > PROTO_TREE_MAX_IDLE50000) {
7151 | if (wireshark_abort_on_too_many_items) {
7152 | ws_error("Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop",ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7153 , __func__, "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000)
7153 | hfinfo->abbrev, PROTO_TREE_MAX_IDLE)ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7153 , __func__, "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000);
7154 | }
7155 | /* PROTO_TREE_MAX_IDLE should be < pref.gui_max_tree_items,
7156 | * but if not, we should hit the max item error earlier,
7157 | * so we shouldn't need to reset the tree count to
7158 | * ensure that the exception handler can add the item. */
7159 | THROW_MESSAGE(DissectorError,except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000)))
7160 | wmem_strdup_printf(PNODE_POOL(tree),except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000)))
7161 | "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop",except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000)))
7162 | hfinfo->abbrev, PROTO_TREE_MAX_IDLE))except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000)));
7163 | }
7164 | } else {
7165 | PTREE_DATA(tree)((tree)->tree_data)->idle_count_ds_tvb = fi->ds_tvb;
7166 | PTREE_DATA(tree)((tree)->tree_data)->max_start = fi->start;
7167 | PTREE_DATA(tree)((tree)->tree_data)->start_idle_count = 0;
7168 | }
7169 | }
7170 | fi->length = item_length;
7171 | fi->tree_type = -1;
7172 | fi->flags = 0;
7173 | if (!PTREE_DATA(tree)((tree)->tree_data)->visible) {
7174 | /* If the tree is not visible, set the item hidden, unless we
7175 | * need the representation or length and can't fake them.
7176 | */
7177 | if (hfinfo->ref_type != HF_REF_TYPE_PRINT && (hfinfo->type != FT_PROTOCOL || PTREE_DATA(tree)((tree)->tree_data)->fake_protocols)) {
7178 | FI_SET_FLAG(fi, FI_HIDDEN)do { if (fi) (fi)->flags = (fi)->flags | (0x00000001); } while(0);
7179 | }
7180 | }
7181 | fi->value = fvalue_new_pool(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), fi->hfinfo->type);
7182 | fi->rep = NULL((void*)0);
7183 |
7184 | fi->appendix_start = 0;
7185 | fi->appendix_length = 0;
7186 |
7187 | fi->total_layer_num = tree->tree_data->pinfo->curr_layer_num;
7188 | fi->proto_layer_num = tree->tree_data->pinfo->curr_proto_layer_num;
7189 |
7190 | return fi;
7191 | }
7192 |
7193 | static size_t proto_find_value_pos(const header_field_info *hfinfo, const char *representation)
7194 | {
7195 | if (hfinfo->display & BASE_NO_DISPLAY_VALUE0x00002000) {
7196 | return 0;
7197 | }
7198 |
7199 | /* Search for field name */
7200 | char *ptr = strstr(representation, hfinfo->name);
7201 | if (!ptr) {
7202 | return 0;
7203 | }
7204 |
7205 | /* Check if field name ends with the ": " delimiter */
7206 | ptr += strlen(hfinfo->name);
7207 | if (strncmp(ptr, ": ", 2) == 0) {
7208 | ptr += 2;
7209 | }
7210 |
7211 | /* Return offset to after field name */
7212 | return ptr - representation;
7213 | }
7214 |
7215 | static size_t label_find_name_pos(const item_label_t *rep)
7216 | {
7217 | size_t name_pos = 0;
7218 |
7219 | /* If the value_pos is too small or too large, we can't find the expected format */
7220 | if (rep->value_pos <= 2 || rep->value_pos >= sizeof(rep->representation)) {
7221 | return 0;
7222 | }
7223 |
7224 | /* Check if the format looks like "label: value", then set name_pos before ':'. */
7225 | if (rep->representation[rep->value_pos-2] == ':') {
7226 | name_pos = rep->value_pos - 2;
7227 | }
7228 |
7229 | return name_pos;
7230 | }
7231 |
7232 | /* If the protocol tree is to be visible, set the representation of a
7233 | proto_tree entry with the name of the field for the item and with
7234 | the value formatted with the supplied printf-style format and
7235 | argument list. */
7236 | static void
7237 | proto_tree_set_representation_value(proto_item *pi, const char *format, va_list ap)
7238 | {
7239 | ws_assert(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 7239, __func__, "assertion failed: %s", "pi" ); } while (0);
7240 |
7241 | /* If the tree (GUI) or item isn't visible it's pointless for us to generate the protocol
7242 | * items string representation */
7243 | if (PTREE_DATA(pi)((pi)->tree_data)->visible || !proto_item_is_hidden(pi)) {
7244 | size_t name_pos, ret = 0;
7245 | char *str;
7246 | field_info *fi = PITEM_FINFO(pi)((pi)->finfo);
7247 | const header_field_info *hf;
7248 |
7249 | DISSECTOR_ASSERT(fi)((void) ((fi) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 7249, "fi"))));
7250 |
7251 | hf = fi->hfinfo;
7252 |
7253 | ITEM_LABEL_NEW(PNODE_POOL(pi), fi->rep)fi->rep = ((item_label_t*)wmem_alloc((((pi)->tree_data-> pinfo->pool)), sizeof(item_label_t))); fi->rep->value_pos = 0; fi->rep->value_len = 0;;
7254 | if (hf->bitmask && (hf->type == FT_BOOLEAN || FT_IS_UINT(hf->type)(((hf->type) == FT_CHAR || (hf->type) == FT_UINT8 || (hf ->type) == FT_UINT16 || (hf->type) == FT_UINT24 || (hf-> type) == FT_UINT32 || (hf->type) == FT_FRAMENUM) || ((hf-> type) == FT_UINT40 || (hf->type) == FT_UINT48 || (hf->type ) == FT_UINT56 || (hf->type) == FT_UINT64)))) {
7255 | uint64_t val;
7256 | char *p;
7257 |
7258 | if (FT_IS_UINT32(hf->type)((hf->type) == FT_CHAR || (hf->type) == FT_UINT8 || (hf ->type) == FT_UINT16 || (hf->type) == FT_UINT24 || (hf-> type) == FT_UINT32 || (hf->type) == FT_FRAMENUM))
7259 | val = fvalue_get_uinteger(fi->value);
7260 | else
7261 | val = fvalue_get_uinteger64(fi->value);
7262 |
7263 | val <<= hfinfo_bitshift(hf);
7264 |
7265 | p = decode_bitfield_value(fi->rep->representation, val, hf->bitmask, hfinfo_container_bitwidth(hf));
7266 | ret = (p - fi->rep->representation);
7267 | }
7268 |
7269 | /* put in the hf name */
7270 | name_pos = ret = label_concat(fi->rep->representation, ret, (const uint8_t*)hf->name)ws_label_strcpy(fi->rep->representation, 240, ret, (const uint8_t*)hf->name, 0);
7271 |
7272 | ret = label_concat(fi->rep->representation, ret, (const uint8_t*)": ")ws_label_strcpy(fi->rep->representation, 240, ret, (const uint8_t*)": ", 0);
7273 | /* If possible, Put in the value of the string */
7274 | str = wmem_strdup_vprintf(PNODE_POOL(pi)((pi)->tree_data->pinfo->pool), format, ap);
7275 | WS_UTF_8_CHECK(str, -1)do { const char *__uni_endptr; if (1 && (str) != ((void *)0) && !g_utf8_validate(str, -1, &__uni_endptr)) { do { if (1) { ws_log_utf8_full("UTF-8", LOG_LEVEL_DEBUG, "epan/proto.c" , 7275, __func__, str, -1, __uni_endptr); } } while (0); } } while (0);
7276 | fi->rep->value_pos = ret;
7277 | ret = ws_label_strcpy(fi->rep->representation, ITEM_LABEL_LENGTH240, ret, (const uint8_t*)str, 0);
7278 | if (ret >= ITEM_LABEL_LENGTH240) {
7279 | /* Uh oh, we don't have enough room. Tell the user
7280 | * that the field is truncated.
7281 | */
7282 | label_mark_truncated(fi->rep->representation, name_pos, &fi->rep->value_pos);
7283 | }
7284 | fi->rep->value_len = strlen(fi->rep->representation) - fi->rep->value_pos;
7285 | }
7286 | }
7287 |
7288 | /* If the protocol tree is to be visible, set the representation of a
7289 | proto_tree entry with the representation formatted with the supplied
7290 | printf-style format and argument list. */
7291 | static void
7292 | proto_tree_set_representation(proto_item *pi, const char *format, va_list ap)
7293 | {
7294 | size_t ret; /*tmp return value */
7295 | char *str;
7296 | field_info *fi = PITEM_FINFO(pi)((pi)->finfo);
7297 |
7298 | DISSECTOR_ASSERT(fi)((void) ((fi) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 7298, "fi"))));
7299 |
7300 | if (!proto_item_is_hidden(pi)) {
7301 | ITEM_LABEL_NEW(PNODE_POOL(pi), fi->rep)fi->rep = ((item_label_t*)wmem_alloc((((pi)->tree_data-> pinfo->pool)), sizeof(item_label_t))); fi->rep->value_pos = 0; fi->rep->value_len = 0;;
7302 |
7303 | str = wmem_strdup_vprintf(PNODE_POOL(pi)((pi)->tree_data->pinfo->pool), format, ap);
7304 | WS_UTF_8_CHECK(str, -1)do { const char *__uni_endptr; if (1 && (str) != ((void *)0) && !g_utf8_validate(str, -1, &__uni_endptr)) { do { if (1) { ws_log_utf8_full("UTF-8", LOG_LEVEL_DEBUG, "epan/proto.c" , 7304, __func__, str, -1, __uni_endptr); } } while (0); } } while (0);
7305 | fi->rep->value_pos = proto_find_value_pos(fi->hfinfo, str);
7306 | ret = ws_label_strcpy(fi->rep->representation, ITEM_LABEL_LENGTH240, 0, (const uint8_t*)str, 0);
7307 | if (ret >= ITEM_LABEL_LENGTH240) {
7308 | /* Uh oh, we don't have enough room. Tell the user that the field is truncated. */
7309 | size_t name_pos = label_find_name_pos(fi->rep);
7310 | label_mark_truncated(fi->rep->representation, name_pos, &fi->rep->value_pos);
7311 | }
7312 | fi->rep->value_len = strlen(fi->rep->representation) - fi->rep->value_pos;
7313 | }
7314 | }
7315 |
7316 | static int
7317 | proto_strlcpy(char *dest, const char *src, size_t dest_size)
7318 | {
7319 | if (dest_size == 0) return 0;
7320 |
7321 | size_t res = g_strlcpy(dest, src, dest_size);
7322 |
7323 | /* At most dest_size - 1 characters will be copied
7324 | * (unless dest_size is 0). */
7325 | if (res >= dest_size)
7326 | res = dest_size - 1;
7327 | return (int) res;
7328 | }
7329 |
7330 | static header_field_info *
7331 | hfinfo_same_name_get_prev(const header_field_info *hfinfo)
7332 | {
7333 | header_field_info *dup_hfinfo;
7334 |
7335 | if (hfinfo->same_name_prev_id == -1)
7336 | return NULL((void*)0);
7337 | PROTO_REGISTRAR_GET_NTH(hfinfo->same_name_prev_id, dup_hfinfo)if((hfinfo->same_name_prev_id == 0 || (unsigned)hfinfo-> same_name_prev_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7337 , __func__, "Unregistered hf! index=%d", hfinfo->same_name_prev_id ); ((void) ((hfinfo->same_name_prev_id > 0 && ( unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len) ? ( void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 7337, "hfinfo->same_name_prev_id > 0 && (unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> same_name_prev_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7337, "gpa_hfinfo.hfi[hfinfo->same_name_prev_id] != ((void*)0)" , "Unregistered hf!")))) ; dup_hfinfo = gpa_hfinfo.hfi[hfinfo ->same_name_prev_id];;
7338 | return dup_hfinfo;
7339 | }
7340 |
7341 | static void
7342 | hfinfo_remove_from_gpa_name_map(const header_field_info *hfinfo)
7343 | {
7344 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
7345 | last_field_name = NULL((void*)0);
7346 |
7347 | if (!hfinfo->same_name_next && hfinfo->same_name_prev_id == -1) {
7348 | /* No hfinfo with the same name */
7349 | wmem_map_remove(gpa_name_map, hfinfo->abbrev);
7350 | return;
7351 | }
7352 |
7353 | if (hfinfo->same_name_next) {
7354 | hfinfo->same_name_next->same_name_prev_id = hfinfo->same_name_prev_id;
7355 | }
7356 |
7357 | if (hfinfo->same_name_prev_id != -1) {
7358 | header_field_info *same_name_prev = hfinfo_same_name_get_prev(hfinfo);
7359 | same_name_prev->same_name_next = hfinfo->same_name_next;
7360 | if (!hfinfo->same_name_next) {
7361 | /* It's always the latest added hfinfo which is stored in gpa_name_map */
7362 | wmem_map_insert(gpa_name_map, (void *) (same_name_prev->abbrev), same_name_prev);
7363 | }
7364 | }
7365 | }
7366 |
7367 | int
7368 | proto_item_fill_display_label(const field_info *finfo, char *display_label_str, const int label_str_size)
7369 | {
7370 | const header_field_info *hfinfo = finfo->hfinfo;
7371 | int label_len = 0;
7372 | char *tmp_str;
7373 | const char *str;
7374 | const uint8_t *bytes;
7375 | uint32_t number;
7376 | uint64_t number64;
7377 | const char *hf_str_val;
7378 | char number_buf[NUMBER_LABEL_LENGTH80];
7379 | const char *number_out;
7380 | address addr;
7381 | const ipv4_addr_and_mask *ipv4;
7382 | const ipv6_addr_and_prefix *ipv6;
7383 |
7384 | switch (hfinfo->type) {
7385 |
7386 | case FT_NONE:
7387 | case FT_PROTOCOL:
7388 | return proto_strlcpy(display_label_str, UTF8_CHECK_MARK"\u2713", label_str_size);
7389 |
7390 | case FT_UINT_BYTES:
7391 | case FT_BYTES:
7392 | tmp_str = format_bytes_hfinfo_maxlen(NULL((void*)0),
7393 | hfinfo,
7394 | fvalue_get_bytes_data(finfo->value),
7395 | (unsigned)fvalue_length2(finfo->value),
7396 | label_str_size);
7397 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7398 | wmem_free(NULL((void*)0), tmp_str);
7399 | break;
7400 |
7401 | case FT_ABSOLUTE_TIME:
7402 | {
7403 | const nstime_t *value = fvalue_get_time(finfo->value);
7404 | int flags = ABS_TIME_TO_STR_SHOW_ZONE(1U << 0);
7405 | if (prefs.display_abs_time_ascii < ABS_TIME_ASCII_COLUMN) {
7406 | flags |= ABS_TIME_TO_STR_ISO8601(1U << 3);
7407 | }
7408 | if (hfinfo->strings) {
7409 | const char *time_string = try_time_val_to_str(value, (const time_value_string*)hfinfo->strings);
7410 | if (time_string != NULL((void*)0)) {
7411 | label_len = proto_strlcpy(display_label_str, time_string, label_str_size);
7412 | break;
7413 | }
7414 | }
7415 | tmp_str = abs_time_to_str_ex(NULL((void*)0), value, hfinfo->display, flags);
7416 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7417 | wmem_free(NULL((void*)0), tmp_str);
7418 | break;
7419 | }
7420 |
7421 | case FT_RELATIVE_TIME:
7422 | tmp_str = rel_time_to_secs_str(NULL((void*)0), fvalue_get_time(finfo->value));
7423 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7424 | wmem_free(NULL((void*)0), tmp_str);
7425 | break;
7426 |
7427 | case FT_BOOLEAN:
7428 | number64 = fvalue_get_uinteger64(finfo->value);
7429 | label_len = proto_strlcpy(display_label_str,
7430 | tfs_get_string(!!number64, hfinfo->strings), label_str_size);
7431 | break;
7432 |
7433 | case FT_CHAR:
7434 | number = fvalue_get_uinteger(finfo->value);
7435 |
7436 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_CUSTOM) {
7437 | char tmp[ITEM_LABEL_LENGTH240];
7438 | custom_fmt_func_t fmtfunc = (custom_fmt_func_t)hfinfo->strings;
7439 |
7440 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 7440, "fmtfunc"))));
7441 | fmtfunc(tmp, number);
7442 |
7443 | label_len = proto_strlcpy(display_label_str, tmp, label_str_size);
7444 |
7445 | } else if (hfinfo->strings) {
7446 | number_out = hf_try_val_to_str(number, hfinfo);
7447 |
7448 | if (!number_out) {
7449 | number_out = hfinfo_char_value_format_display(BASE_HEX, number_buf, number);
7450 | }
7451 |
7452 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7453 |
7454 | } else {
7455 | number_out = hfinfo_char_value_format(hfinfo, number_buf, number);
7456 |
7457 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7458 | }
7459 |
7460 | break;
7461 |
7462 | /* XXX - make these just FT_NUMBER? */
7463 | case FT_INT8:
7464 | case FT_INT16:
7465 | case FT_INT24:
7466 | case FT_INT32:
7467 | case FT_UINT8:
7468 | case FT_UINT16:
7469 | case FT_UINT24:
7470 | case FT_UINT32:
7471 | case FT_FRAMENUM:
7472 | hf_str_val = NULL((void*)0);
7473 | number = FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 )) ?
7474 | (uint32_t) fvalue_get_sinteger(finfo->value) :
7475 | fvalue_get_uinteger(finfo->value);
7476 |
7477 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_CUSTOM) {
7478 | char tmp[ITEM_LABEL_LENGTH240];
7479 | custom_fmt_func_t fmtfunc = (custom_fmt_func_t)hfinfo->strings;
7480 |
7481 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 7481, "fmtfunc"))));
7482 | fmtfunc(tmp, number);
7483 |
7484 | label_len = proto_strlcpy(display_label_str, tmp, label_str_size);
7485 |
7486 | } else if (hfinfo->strings && hfinfo->type != FT_FRAMENUM) {
7487 | if (hfinfo->display & BASE_UNIT_STRING0x00001000) {
7488 | number_out = hfinfo_numeric_value_format(hfinfo, number_buf, number);
7489 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7490 | hf_str_val = hf_try_val_to_str(number, hfinfo);
7491 | if (hf_str_val)
7492 | label_len += proto_strlcpy(display_label_str+label_len, hf_str_val, label_str_size-label_len);
7493 | } else {
7494 | number_out = hf_try_val_to_str(number, hfinfo);
7495 |
7496 | if (!number_out) {
7497 | number_out = hfinfo_number_value_format_display(hfinfo, hfinfo->display, number_buf, number);
7498 | }
7499 |
7500 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7501 | }
7502 | } else {
7503 | number_out = hfinfo_number_value_format(hfinfo, number_buf, number);
7504 |
7505 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7506 | }
7507 |
7508 | break;
7509 |
7510 | case FT_INT40:
7511 | case FT_INT48:
7512 | case FT_INT56:
7513 | case FT_INT64:
7514 | case FT_UINT40:
7515 | case FT_UINT48:
7516 | case FT_UINT56:
7517 | case FT_UINT64:
7518 | hf_str_val = NULL((void*)0);
7519 | number64 = FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 )) ?
7520 | (uint64_t) fvalue_get_sinteger64(finfo->value) :
7521 | fvalue_get_uinteger64(finfo->value);
7522 |
7523 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_CUSTOM) {
7524 | char tmp[ITEM_LABEL_LENGTH240];
7525 | custom_fmt_func_64_t fmtfunc64 = (custom_fmt_func_64_t)hfinfo->strings;
7526 |
7527 | DISSECTOR_ASSERT(fmtfunc64)((void) ((fmtfunc64) ? (void)0 : (proto_report_dissector_bug( "%s:%u: failed assertion \"%s\"", "epan/proto.c", 7527, "fmtfunc64" ))));
7528 | fmtfunc64(tmp, number64);
7529 |
7530 | label_len = proto_strlcpy(display_label_str, tmp, label_str_size);
7531 | } else if (hfinfo->strings) {
7532 | if (hfinfo->display & BASE_UNIT_STRING0x00001000) {
7533 | number_out = hfinfo_numeric_value_format64(hfinfo, number_buf, number64);
7534 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7535 | hf_str_val = hf_try_val64_to_str(number64, hfinfo);
7536 | if (hf_str_val)
7537 | label_len += proto_strlcpy(display_label_str+label_len, hf_str_val, label_str_size-label_len);
7538 | } else {
7539 | number_out = hf_try_val64_to_str(number64, hfinfo);
7540 |
7541 | if (!number_out)
7542 | number_out = hfinfo_number_value_format_display64(hfinfo, hfinfo->display, number_buf, number64);
7543 |
7544 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7545 | }
7546 | } else {
7547 | number_out = hfinfo_number_value_format64(hfinfo, number_buf, number64);
7548 |
7549 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7550 | }
7551 |
7552 | break;
7553 |
7554 | case FT_EUI64:
7555 | set_address (&addr, AT_EUI64, EUI64_ADDR_LEN8, fvalue_get_bytes_data(finfo->value));
7556 | tmp_str = address_to_display(NULL((void*)0), &addr);
7557 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7558 | wmem_free(NULL((void*)0), tmp_str);
7559 | break;
7560 |
7561 | case FT_IPv4:
7562 | ipv4 = fvalue_get_ipv4(finfo->value);
7563 | //XXX: Should we ignore the mask?
7564 | set_address_ipv4(&addr, ipv4);
7565 | tmp_str = address_to_display(NULL((void*)0), &addr);
7566 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7567 | wmem_free(NULL((void*)0), tmp_str);
7568 | free_address(&addr);
7569 | break;
7570 |
7571 | case FT_IPv6:
7572 | ipv6 = fvalue_get_ipv6(finfo->value);
7573 | set_address_ipv6(&addr, ipv6);
7574 | tmp_str = address_to_display(NULL((void*)0), &addr);
7575 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7576 | wmem_free(NULL((void*)0), tmp_str);
7577 | free_address(&addr);
7578 | break;
7579 |
7580 | case FT_FCWWN:
7581 | set_address (&addr, AT_FCWWN, FCWWN_ADDR_LEN8, fvalue_get_bytes_data(finfo->value));
7582 | tmp_str = address_to_display(NULL((void*)0), &addr);
7583 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7584 | wmem_free(NULL((void*)0), tmp_str);
7585 | break;
7586 |
7587 | case FT_ETHER:
7588 | set_address (&addr, AT_ETHER, FT_ETHER_LEN6, fvalue_get_bytes_data(finfo->value));
7589 | tmp_str = address_to_display(NULL((void*)0), &addr);
7590 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7591 | wmem_free(NULL((void*)0), tmp_str);
7592 | break;
7593 |
7594 | case FT_GUID:
7595 | tmp_str = guid_to_str(NULL((void*)0), fvalue_get_guid(finfo->value));
7596 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7597 | wmem_free(NULL((void*)0), tmp_str);
7598 | break;
7599 |
7600 | case FT_REL_OID:
7601 | bytes = fvalue_get_bytes_data(finfo->value);
7602 | tmp_str = rel_oid_resolved_from_encoded(NULL((void*)0), bytes, (int)fvalue_length2(finfo->value));
7603 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7604 | wmem_free(NULL((void*)0), tmp_str);
7605 | break;
7606 |
7607 | case FT_OID:
7608 | bytes = fvalue_get_bytes_data(finfo->value);
7609 | tmp_str = oid_resolved_from_encoded(NULL((void*)0), bytes, (int)fvalue_length2(finfo->value));
7610 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7611 | wmem_free(NULL((void*)0), tmp_str);
7612 | break;
7613 |
7614 | case FT_SYSTEM_ID:
7615 | bytes = fvalue_get_bytes_data(finfo->value);
7616 | tmp_str = print_system_id(NULL((void*)0), bytes, (int)fvalue_length2(finfo->value));
7617 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7618 | wmem_free(NULL((void*)0), tmp_str);
7619 | break;
7620 |
7621 | case FT_FLOAT:
7622 | case FT_DOUBLE:
7623 | label_len = (int)fill_display_label_float(finfo, display_label_str, label_str_size);
7624 | break;
7625 |
7626 | case FT_IEEE_11073_SFLOAT:
7627 | case FT_IEEE_11073_FLOAT:
7628 | label_len = (int)fill_display_label_ieee_11073_float(finfo, display_label_str, label_str_size);
7629 | break;
7630 |
7631 | case FT_STRING:
7632 | case FT_STRINGZ:
7633 | case FT_UINT_STRING:
7634 | case FT_STRINGZPAD:
7635 | case FT_STRINGZTRUNC:
7636 | str = fvalue_get_string(finfo->value);
7637 | label_len = (int)ws_label_strcpy(display_label_str, label_str_size, 0, (const uint8_t*)str, label_strcat_flags(hfinfo));
7638 | if (label_len >= label_str_size) {
7639 | /* Truncation occurred. Get the real length
7640 | * copied (not including '\0') */
7641 | label_len = label_str_size ? label_str_size - 1 : 0;
7642 | }
7643 | break;
7644 |
7645 | default:
7646 | /* First try ftype string representation */
7647 | tmp_str = fvalue_to_string_repr(NULL((void*)0), finfo->value, FTREPR_DISPLAY, hfinfo->display);
7648 | if (!tmp_str) {
7649 | /* Default to show as bytes */
7650 | bytes = fvalue_get_bytes_data(finfo->value);
7651 | tmp_str = bytes_to_str(NULL, bytes, fvalue_length2(finfo->value))bytes_to_str_maxlen(((void*)0), bytes, fvalue_length2(finfo-> value), 36);
7652 | }
7653 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7654 | wmem_free(NULL((void*)0), tmp_str);
7655 | break;
7656 | }
7657 | return label_len;
7658 | }
7659 |
7660 | const char *
7661 | proto_custom_set(proto_tree* tree, GSList *field_ids, int occurrence, bool_Bool display_details,
7662 | char *result, char *expr, const int size)
7663 | {
7664 | int len, prev_len, last, i, offset_r = 0, offset_e = 0;
7665 | GPtrArray *finfos;
7666 | field_info *finfo = NULL((void*)0);
7667 | header_field_info* hfinfo;
7668 | const char *abbrev = NULL((void*)0);
7669 |
7670 | char *str;
7671 | col_custom_t *field_idx;
7672 | int field_id;
7673 | int ii = 0;
7674 |
7675 | ws_assert(field_ids != NULL)do { if ((1) && !(field_ids != ((void*)0))) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7675, __func__, "assertion failed: %s" , "field_ids != ((void*)0)"); } while (0);
7676 | while ((field_idx = (col_custom_t *) g_slist_nth_data(field_ids, ii++))) {
7677 | field_id = field_idx->field_id;
7678 | if (field_id == 0) {
7679 | GPtrArray *fvals = NULL((void*)0);
7680 | bool_Bool passed = dfilter_apply_full(field_idx->dfilter, tree, &fvals);
7681 | if (fvals != NULL((void*)0)) {
7682 |
7683 | // XXX - Handling occurrences is unusual when more
7684 | // than one field is involved, e.g. there's four
7685 | // results for tcp.port + tcp.port. We may really
7686 | // want to apply it to the operands, not the output.
7687 | // Note that occurrences are not quite the same as
7688 | // the layer operator (should the grammar support
7689 | // both?)
7690 | /* Calculate single index or set outer boundaries */
7691 | len = g_ptr_array_len(fvals)((fvals) ? (fvals)->len : 0);
7692 | if (occurrence < 0) {
7693 | i = occurrence + len;
7694 | last = i;
7695 | } else if (occurrence > 0) {
7696 | i = occurrence - 1;
7697 | last = i;
7698 | } else {
7699 | i = 0;
7700 | last = len - 1;
7701 | }
7702 | if (i < 0 || i >= len) {
7703 | g_ptr_array_unref(fvals);
7704 | continue;
7705 | }
7706 | for (; i <= last; i++) {
7707 | /* XXX - We could have a "resolved" result
7708 | * for types where the value depends only
7709 | * on the type, e.g. FT_IPv4, and not on
7710 | * hfinfo->strings. Supporting the latter
7711 | * requires knowing which hfinfo matched
7712 | * if there are multiple with the same
7713 | * abbreviation. In any case, we need to
7714 | * know the expected return type of the
7715 | * field expression.
7716 | */
7717 | str = fvalue_to_string_repr(NULL((void*)0), fvals->pdata[i], FTREPR_DISPLAY, BASE_NONE);
7718 | if (offset_r && (offset_r < (size - 1)))
7719 | result[offset_r++] = ',';
7720 | if (offset_e && (offset_e < (size - 1)))
7721 | expr[offset_e++] = ',';
7722 | offset_r += proto_strlcpy(result+offset_r, str, size-offset_r);
7723 | // col_{add,append,set}_* calls ws_label_strcpy
7724 | offset_e = (int) ws_label_strcpy(expr, size, offset_e, (const uint8_t*)str, 0);
7725 |
7726 | g_free(str)(__builtin_object_size ((str), 0) != ((size_t) - 1)) ? g_free_sized (str, __builtin_object_size ((str), 0)) : (g_free) (str);
7727 | }
7728 | g_ptr_array_unref(fvals);
7729 | } else if (passed) {
7730 | // XXX - Occurrence doesn't make sense for a test
7731 | // output, it should be applied to the operands.
7732 | if (offset_r && (offset_r < (size - 1)))
7733 | result[offset_r++] = ',';
7734 | if (offset_e && (offset_e < (size - 1)))
7735 | expr[offset_e++] = ',';
7736 | /* Prevent multiple check marks */
7737 | if (strstr(result, UTF8_CHECK_MARK"\u2713" ",") == NULL((void*)0)) {
7738 | offset_r += proto_strlcpy(result+offset_r, UTF8_CHECK_MARK"\u2713", size-offset_r);
7739 | } else {
7740 | result[--offset_r] = '\0'; /* Remove the added trailing ',' */
7741 | }
7742 | if (strstr(expr, UTF8_CHECK_MARK"\u2713" ",") == NULL((void*)0)) {
7743 | offset_e += proto_strlcpy(expr+offset_e, UTF8_CHECK_MARK"\u2713", size-offset_e);
7744 | } else {
7745 | expr[--offset_e] = '\0'; /* Remove the added trailing ',' */
7746 | }
7747 | }
7748 | continue;
7749 | }
7750 | PROTO_REGISTRAR_GET_NTH((unsigned)field_id, hfinfo)if(((unsigned)field_id == 0 || (unsigned)(unsigned)field_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7750 , __func__, "Unregistered hf! index=%d", (unsigned)field_id); ((void) (((unsigned)field_id > 0 && (unsigned)(unsigned )field_id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7750, "(unsigned)field_id > 0 && (unsigned)(unsigned)field_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[(unsigned )field_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7750, "gpa_hfinfo.hfi[(unsigned)field_id] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[(unsigned)field_id];;
7751 |
7752 | /* do we need to rewind ? */
7753 | if (!hfinfo)
7754 | return "";
7755 |
7756 | if (occurrence < 0) {
7757 | /* Search other direction */
7758 | while (hfinfo->same_name_prev_id != -1) {
7759 | PROTO_REGISTRAR_GET_NTH(hfinfo->same_name_prev_id, hfinfo)if((hfinfo->same_name_prev_id == 0 || (unsigned)hfinfo-> same_name_prev_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7759 , __func__, "Unregistered hf! index=%d", hfinfo->same_name_prev_id ); ((void) ((hfinfo->same_name_prev_id > 0 && ( unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len) ? ( void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 7759, "hfinfo->same_name_prev_id > 0 && (unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> same_name_prev_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7759, "gpa_hfinfo.hfi[hfinfo->same_name_prev_id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> same_name_prev_id];;
7760 | }
7761 | }
7762 |
7763 | prev_len = 0; /* Reset handled occurrences */
7764 |
7765 | while (hfinfo) {
7766 | finfos = proto_get_finfo_ptr_array(tree, hfinfo->id);
7767 |
7768 | if (!finfos || !(len = g_ptr_array_len(finfos)((finfos) ? (finfos)->len : 0))) {
7769 | if (occurrence < 0) {
7770 | hfinfo = hfinfo->same_name_next;
7771 | } else {
7772 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
7773 | }
7774 | continue;
7775 | }
7776 |
7777 | /* Are there enough occurrences of the field? */
7778 | if (((occurrence - prev_len) > len) || ((occurrence + prev_len) < -len)) {
7779 | if (occurrence < 0) {
7780 | hfinfo = hfinfo->same_name_next;
7781 | } else {
7782 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
7783 | }
7784 | prev_len += len;
7785 | continue;
7786 | }
7787 |
7788 | /* Calculate single index or set outer boundaries */
7789 | if (occurrence < 0) {
7790 | i = occurrence + len + prev_len;
7791 | last = i;
7792 | } else if (occurrence > 0) {
7793 | i = occurrence - 1 - prev_len;
7794 | last = i;
7795 | } else {
7796 | i = 0;
7797 | last = len - 1;
7798 | }
7799 |
7800 | prev_len += len; /* Count handled occurrences */
7801 |
7802 | while (i <= last) {
7803 | finfo = (field_info *)g_ptr_array_index(finfos, i)((finfos)->pdata)[i];
7804 |
7805 | if (offset_r && (offset_r < (size - 1)))
7806 | result[offset_r++] = ',';
7807 |
7808 | if (display_details) {
7809 | char representation[ITEM_LABEL_LENGTH240];
7810 | size_t offset = 0;
7811 |
7812 | if (finfo->rep && finfo->rep->value_len) {
7813 | (void) g_strlcpy(representation, &finfo->rep->representation[finfo->rep->value_pos],
7814 | MIN(finfo->rep->value_len + 1, ITEM_LABEL_LENGTH)(((finfo->rep->value_len + 1) < (240)) ? (finfo-> rep->value_len + 1) : (240)));
7815 | } else {
7816 | proto_item_fill_label(finfo, representation, &offset);
7817 | }
7818 | offset_r += proto_strlcpy(result+offset_r, &representation[offset], size-offset_r);
7819 | } else {
7820 | switch (hfinfo->type) {
7821 |
7822 | case FT_NONE:
7823 | case FT_PROTOCOL:
7824 | /* Prevent multiple check marks */
7825 | if (strstr(result, UTF8_CHECK_MARK"\u2713" ",") == NULL((void*)0)) {
7826 | offset_r += proto_item_fill_display_label(finfo, result+offset_r, size-offset_r);
7827 | } else {
7828 | result[--offset_r] = '\0'; /* Remove the added trailing ',' again */
7829 | }
7830 | break;
7831 |
7832 | default:
7833 | offset_r += proto_item_fill_display_label(finfo, result+offset_r, size-offset_r);
7834 | break;
7835 | }
7836 | }
7837 |
7838 | if (offset_e && (offset_e < (size - 1)))
7839 | expr[offset_e++] = ',';
7840 |
7841 | if (hfinfo->strings && hfinfo->type != FT_FRAMENUM && FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_NONE && (FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 )) || FT_IS_UINT(hfinfo->type)(((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM ) || ((hfinfo->type) == FT_UINT40 || (hfinfo->type) == FT_UINT48 || (hfinfo->type) == FT_UINT56 || (hfinfo->type) == FT_UINT64 )))) {
7842 | const char *hf_str_val;
7843 | /* Integer types with BASE_NONE never get the numeric value. */
7844 | if (FT_IS_INT32(hfinfo->type)((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 )) {
7845 | hf_str_val = hf_try_val_to_str_const(fvalue_get_sinteger(finfo->value), hfinfo, "Unknown");
7846 | } else if (FT_IS_UINT32(hfinfo->type)((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM )) {
7847 | hf_str_val = hf_try_val_to_str_const(fvalue_get_uinteger(finfo->value), hfinfo, "Unknown");
7848 | } else if (FT_IS_INT64(hfinfo->type)((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 )) {
7849 | hf_str_val = hf_try_val64_to_str_const(fvalue_get_sinteger64(finfo->value), hfinfo, "Unknown");
7850 | } else { // if (FT_IS_UINT64(hfinfo->type)) {
7851 | hf_str_val = hf_try_val64_to_str_const(fvalue_get_uinteger64(finfo->value), hfinfo, "Unknown");
7852 | }
7853 | snprintf(expr+offset_e, size-offset_e, "\"%s\"", hf_str_val);
7854 | offset_e = (int)strlen(expr);
7855 | } else if (hfinfo->type == FT_NONE || hfinfo->type == FT_PROTOCOL) {
7856 | /* Prevent multiple check marks */
7857 | if (strstr(expr, UTF8_CHECK_MARK"\u2713" ",") == NULL((void*)0)) {
7858 | offset_e += proto_item_fill_display_label(finfo, expr+offset_e, size-offset_e);
7859 | } else {
7860 | expr[--offset_e] = '\0'; /* Remove the added trailing ',' again */
7861 | }
7862 | } else {
7863 | str = fvalue_to_string_repr(NULL((void*)0), finfo->value, FTREPR_RAW, finfo->hfinfo->display);
7864 | // col_{add,append,set}_* calls ws_label_strcpy
7865 | offset_e = (int) ws_label_strcpy(expr, size, offset_e, (const uint8_t*)str, 0);
7866 | wmem_free(NULL((void*)0), str);
7867 | }
7868 | i++;
7869 | }
7870 |
7871 | /* XXX: Why is only the first abbreviation returned for a multifield
7872 | * custom column? */
7873 | if (!abbrev) {
7874 | /* Store abbrev for return value */
7875 | abbrev = hfinfo->abbrev;
7876 | }
7877 |
7878 | if (occurrence == 0) {
7879 | /* Fetch next hfinfo with same name (abbrev) */
7880 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
7881 | } else {
7882 | hfinfo = NULL((void*)0);
7883 | }
7884 | }
7885 | }
7886 |
7887 | if (offset_r >= (size - 1)) {
7888 | mark_truncated(result, 0, size, NULL((void*)0));
7889 | }
7890 | if (offset_e >= (size - 1)) {
7891 | mark_truncated(expr, 0, size, NULL((void*)0));
7892 | }
7893 | return abbrev ? abbrev : "";
7894 | }
7895 |
7896 | char *
7897 | proto_custom_get_filter(epan_dissect_t* edt, GSList *field_ids, int occurrence)
7898 | {
7899 | int len, prev_len, last, i;
7900 | GPtrArray *finfos;
7901 | field_info *finfo = NULL((void*)0);
7902 | header_field_info* hfinfo;
7903 |
7904 | char *filter = NULL((void*)0);
7905 | GPtrArray *filter_array;
7906 |
7907 | col_custom_t *col_custom;
7908 | int field_id;
7909 |
7910 | ws_assert(field_ids != NULL)do { if ((1) && !(field_ids != ((void*)0))) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7910, __func__, "assertion failed: %s" , "field_ids != ((void*)0)"); } while (0);
7911 | filter_array = g_ptr_array_new_full(g_slist_length(field_ids), g_free);
7912 | for (GSList *iter = field_ids; iter; iter = iter->next) {
7913 | col_custom = (col_custom_t*)iter->data;
7914 | field_id = col_custom->field_id;
7915 | if (field_id == 0) {
7916 | GPtrArray *fvals = NULL((void*)0);
7917 | bool_Bool passed = dfilter_apply_full(col_custom->dfilter, edt->tree, &fvals);
7918 | if (fvals != NULL((void*)0)) {
7919 | // XXX - Handling occurrences is unusual when more
7920 | // than one field is involved, e.g. there's four
7921 | // results for tcp.port + tcp.port. We really
7922 | // want to apply it to the operands, not the output.
7923 | /* Calculate single index or set outer boundaries */
7924 | len = g_ptr_array_len(fvals)((fvals) ? (fvals)->len : 0);
7925 | if (occurrence < 0) {
7926 | i = occurrence + len;
7927 | last = i;
7928 | } else if (occurrence > 0) {
7929 | i = occurrence - 1;
7930 | last = i;
7931 | } else {
7932 | i = 0;
7933 | last = len - 1;
7934 | }
7935 | if (i < 0 || i >= len) {
7936 | g_ptr_array_unref(fvals);
7937 | continue;
7938 | }
7939 | for (; i <= last; i++) {
7940 | /* XXX - Should multiple values for one
7941 | * field use set membership to reduce
7942 | * verbosity, here and below? */
7943 | char *str = fvalue_to_string_repr(NULL((void*)0), fvals->pdata[i], FTREPR_DFILTER, BASE_NONE);
7944 | filter = wmem_strdup_printf(NULL((void*)0), "%s == %s", col_custom->dftext, str);
7945 | wmem_free(NULL((void*)0), str);
7946 | if (!g_ptr_array_find_with_equal_func(filter_array, filter, g_str_equal, NULL((void*)0))) {
7947 | g_ptr_array_add(filter_array, filter);
7948 | }
7949 | }
7950 | g_ptr_array_unref(fvals);
7951 | } else if (passed) {
7952 | filter = wmem_strdup(NULL((void*)0), col_custom->dftext);
7953 | if (!g_ptr_array_find_with_equal_func(filter_array, filter, g_str_equal, NULL((void*)0))) {
7954 | g_ptr_array_add(filter_array, filter);
7955 | }
7956 | } else {
7957 | filter = wmem_strdup_printf(NULL((void*)0), "!(%s)", col_custom->dftext);
7958 | if (!g_ptr_array_find_with_equal_func(filter_array, filter, g_str_equal, NULL((void*)0))) {
7959 | g_ptr_array_add(filter_array, filter);
7960 | }
7961 | }
7962 | continue;
7963 | }
7964 |
7965 | PROTO_REGISTRAR_GET_NTH((unsigned)field_id, hfinfo)if(((unsigned)field_id == 0 || (unsigned)(unsigned)field_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7965 , __func__, "Unregistered hf! index=%d", (unsigned)field_id); ((void) (((unsigned)field_id > 0 && (unsigned)(unsigned )field_id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7965, "(unsigned)field_id > 0 && (unsigned)(unsigned)field_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[(unsigned )field_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7965, "gpa_hfinfo.hfi[(unsigned)field_id] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[(unsigned)field_id];;
7966 |
7967 | /* do we need to rewind ? */
7968 | if (!hfinfo)
7969 | return NULL((void*)0);
7970 |
7971 | if (occurrence < 0) {
7972 | /* Search other direction */
7973 | while (hfinfo->same_name_prev_id != -1) {
7974 | PROTO_REGISTRAR_GET_NTH(hfinfo->same_name_prev_id, hfinfo)if((hfinfo->same_name_prev_id == 0 || (unsigned)hfinfo-> same_name_prev_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7974 , __func__, "Unregistered hf! index=%d", hfinfo->same_name_prev_id ); ((void) ((hfinfo->same_name_prev_id > 0 && ( unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len) ? ( void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 7974, "hfinfo->same_name_prev_id > 0 && (unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> same_name_prev_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7974, "gpa_hfinfo.hfi[hfinfo->same_name_prev_id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> same_name_prev_id];;
7975 | }
7976 | }
7977 |
7978 | prev_len = 0; /* Reset handled occurrences */
7979 |
7980 | while (hfinfo) {
7981 | finfos = proto_get_finfo_ptr_array(edt->tree, hfinfo->id);
7982 |
7983 | if (!finfos || !(len = g_ptr_array_len(finfos)((finfos) ? (finfos)->len : 0))) {
7984 | if (occurrence < 0) {
7985 | hfinfo = hfinfo->same_name_next;
7986 | } else {
7987 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
7988 | }
7989 | continue;
7990 | }
7991 |
7992 | /* Are there enough occurrences of the field? */
7993 | if (((occurrence - prev_len) > len) || ((occurrence + prev_len) < -len)) {
7994 | if (occurrence < 0) {
7995 | hfinfo = hfinfo->same_name_next;
7996 | } else {
7997 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
7998 | }
7999 | prev_len += len;
8000 | continue;
8001 | }
8002 |
8003 | /* Calculate single index or set outer boundaries */
8004 | if (occurrence < 0) {
8005 | i = occurrence + len + prev_len;
8006 | last = i;
8007 | } else if (occurrence > 0) {
8008 | i = occurrence - 1 - prev_len;
8009 | last = i;
8010 | } else {
8011 | i = 0;
8012 | last = len - 1;
8013 | }
8014 |
8015 | prev_len += len; /* Count handled occurrences */
8016 |
8017 | while (i <= last) {
8018 | finfo = (field_info *)g_ptr_array_index(finfos, i)((finfos)->pdata)[i];
8019 |
8020 | filter = proto_construct_match_selected_string(finfo, edt);
8021 | if (filter) {
8022 | /* Only add the same expression once (especially for FT_PROTOCOL).
8023 | * The ptr array doesn't have NULL entries so g_str_equal is fine.
8024 | */
8025 | if (!g_ptr_array_find_with_equal_func(filter_array, filter, g_str_equal, NULL((void*)0))) {
8026 | g_ptr_array_add(filter_array, filter);
8027 | }
8028 | }
8029 | i++;
8030 | }
8031 |
8032 | if (occurrence == 0) {
8033 | /* Fetch next hfinfo with same name (abbrev) */
8034 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
8035 | } else {
8036 | hfinfo = NULL((void*)0);
8037 | }
8038 | }
8039 | }
8040 |
8041 | g_ptr_array_add(filter_array, NULL((void*)0));
8042 |
8043 | /* XXX: Should this be || or && ? */
8044 | char *output = g_strjoinv(" || ", (char **)filter_array->pdata);
8045 |
8046 | g_ptr_array_free(filter_array, true1);
8047 |
8048 | return output;
8049 | }
8050 |
8051 | /* Set text of proto_item after having already been created. */
8052 | void
8053 | proto_item_set_text(proto_item *pi, const char *format, ...)
8054 | {
8055 | field_info *fi = NULL((void*)0);
8056 | va_list ap;
8057 |
8058 | TRY_TO_FAKE_THIS_REPR_VOID(pi)if (!pi || !((pi)->finfo)) return; if (!(((pi)->tree_data )->visible) && proto_item_is_hidden((pi))) { return ; };
8059 |
8060 | fi = PITEM_FINFO(pi)((pi)->finfo);
8061 | if (fi == NULL((void*)0))
8062 | return;
8063 |
8064 | if (fi->rep) {
8065 | ITEM_LABEL_FREE(PNODE_POOL(pi), fi->rep)wmem_free(((pi)->tree_data->pinfo->pool), fi->rep );;
8066 | fi->rep = NULL((void*)0);
8067 | }
8068 |
8069 | va_start(ap, format)__builtin_va_start(ap, format);
8070 | proto_tree_set_representation(pi, format, ap);
8071 | va_end(ap)__builtin_va_end(ap);
8072 | }
8073 |
8074 | /* Append to text of proto_item after having already been created. */
8075 | void
8076 | proto_item_append_text(proto_item *pi, const char *format, ...)
8077 | {
8078 | field_info *fi = NULL((void*)0);
8079 | size_t curlen;
8080 | char *str;
8081 | va_list ap;
8082 |
8083 | TRY_TO_FAKE_THIS_REPR_VOID(pi)if (!pi || !((pi)->finfo)) return; if (!(((pi)->tree_data )->visible) && proto_item_is_hidden((pi))) { return ; };
8084 |
8085 | fi = PITEM_FINFO(pi)((pi)->finfo);
8086 | if (fi == NULL((void*)0)) {
8087 | return;
8088 | }
8089 |
8090 | if (!proto_item_is_hidden(pi)) {
8091 | /*
8092 | * If we don't already have a representation,
8093 | * generate the default representation.
8094 | */
8095 | if (fi->rep == NULL((void*)0)) {
8096 | ITEM_LABEL_NEW(PNODE_POOL(pi), fi->rep)fi->rep = ((item_label_t*)wmem_alloc((((pi)->tree_data-> pinfo->pool)), sizeof(item_label_t))); fi->rep->value_pos = 0; fi->rep->value_len = 0;;
8097 | proto_item_fill_label(fi, fi->rep->representation, &fi->rep->value_pos);
8098 | /* Check for special case append value to FT_NONE or FT_PROTOCOL */
8099 | if ((fi->hfinfo->type == FT_NONE || fi->hfinfo->type == FT_PROTOCOL) &&
8100 | (strncmp(format, ": ", 2) == 0)) {
8101 | fi->rep->value_pos += 2;
8102 | }
8103 | }
8104 | if (fi->rep) {
8105 | curlen = strlen(fi->rep->representation);
8106 | /* curlen doesn't include the \0 byte.
8107 | * XXX: If curlen + 4 > ITEM_LABEL_LENGTH, we can't tell if
8108 | * the representation has already been truncated (of an up
8109 | * to 4 byte UTF-8 character) or is just at the maximum length
8110 | * unless we search for " [truncated]" (which may not be
8111 | * at the start.)
8112 | * It's safer to do nothing.
8113 | */
8114 | if (ITEM_LABEL_LENGTH240 > (curlen + 4)) {
8115 | va_start(ap, format)__builtin_va_start(ap, format);
8116 | str = wmem_strdup_vprintf(PNODE_POOL(pi)((pi)->tree_data->pinfo->pool), format, ap);
8117 | va_end(ap)__builtin_va_end(ap);
8118 | WS_UTF_8_CHECK(str, -1)do { const char *__uni_endptr; if (1 && (str) != ((void *)0) && !g_utf8_validate(str, -1, &__uni_endptr)) { do { if (1) { ws_log_utf8_full("UTF-8", LOG_LEVEL_DEBUG, "epan/proto.c" , 8118, __func__, str, -1, __uni_endptr); } } while (0); } } while (0);
8119 | /* Keep fi->rep->value_pos */
8120 | curlen = ws_label_strcpy(fi->rep->representation, ITEM_LABEL_LENGTH240, curlen, (const uint8_t*)str, 0);
8121 | if (curlen >= ITEM_LABEL_LENGTH240) {
8122 | /* Uh oh, we don't have enough room. Tell the user that the field is truncated. */
8123 | size_t name_pos = label_find_name_pos(fi->rep);
8124 | label_mark_truncated(fi->rep->representation, name_pos, &fi->rep->value_pos);
8125 | }
8126 | fi->rep->value_len = strlen(fi->rep->representation) - fi->rep->value_pos;
8127 | }
8128 | }
8129 | }
8130 | }
8131 |
8132 | /* Prepend to text of proto_item after having already been created. */
8133 | void
8134 | proto_item_prepend_text(proto_item *pi, const char *format, ...)
8135 | {
8136 | field_info *fi = NULL((void*)0);
8137 | size_t pos;
8138 | char representation[ITEM_LABEL_LENGTH240];
8139 | char *str;
8140 | va_list ap;
8141 |
8142 | TRY_TO_FAKE_THIS_REPR_VOID(pi)if (!pi || !((pi)->finfo)) return; if (!(((pi)->tree_data )->visible) && proto_item_is_hidden((pi))) { return ; };
8143 |
8144 | fi = PITEM_FINFO(pi)((pi)->finfo);
8145 | if (fi == NULL((void*)0)) {
8146 | return;
8147 | }
8148 |
8149 | if (!proto_item_is_hidden(pi)) {
8150 | /*
8151 | * If we don't already have a representation,
8152 | * generate the default representation.
8153 | */
8154 | if (fi->rep == NULL((void*)0)) {
8155 | ITEM_LABEL_NEW(PNODE_POOL(pi), fi->rep)fi->rep = ((item_label_t*)wmem_alloc((((pi)->tree_data-> pinfo->pool)), sizeof(item_label_t))); fi->rep->value_pos = 0; fi->rep->value_len = 0;;
8156 | proto_item_fill_label(fi, representation, &fi->rep->value_pos);
8157 | } else
8158 | (void) g_strlcpy(representation, fi->rep->representation, ITEM_LABEL_LENGTH240);
8159 |
8160 | va_start(ap, format)__builtin_va_start(ap, format);
8161 | str = wmem_strdup_vprintf(PNODE_POOL(pi)((pi)->tree_data->pinfo->pool), format, ap);
8162 | va_end(ap)__builtin_va_end(ap);
8163 | WS_UTF_8_CHECK(str, -1)do { const char *__uni_endptr; if (1 && (str) != ((void *)0) && !g_utf8_validate(str, -1, &__uni_endptr)) { do { if (1) { ws_log_utf8_full("UTF-8", LOG_LEVEL_DEBUG, "epan/proto.c" , 8163, __func__, str, -1, __uni_endptr); } } while (0); } } while (0);
8164 | fi->rep->value_pos += strlen(str);
8165 | pos = ws_label_strcpy(fi->rep->representation, ITEM_LABEL_LENGTH240, 0, (const uint8_t*)str, 0);
8166 | pos = ws_label_strcpy(fi->rep->representation, ITEM_LABEL_LENGTH240, pos, (const uint8_t*)representation, 0);
8167 | /* XXX: As above, if the old representation is close to the label
8168 | * length, it might already be marked as truncated. */
8169 | if (pos >= ITEM_LABEL_LENGTH240 && (strlen(representation) + 4) <= ITEM_LABEL_LENGTH240) {
8170 | /* Uh oh, we don't have enough room. Tell the user that the field is truncated. */
8171 | size_t name_pos = label_find_name_pos(fi->rep);
8172 | label_mark_truncated(fi->rep->representation, name_pos, &fi->rep->value_pos);
8173 | }
8174 | fi->rep->value_len = strlen(fi->rep->representation) - fi->rep->value_pos;
8175 | }
8176 | }
8177 |
8178 | static void
8179 | finfo_set_len(field_info *fi, const unsigned length)
8180 | {
8181 | unsigned length_remaining;
8182 |
8183 | length_remaining = G_LIKELY(fi->ds_tvb)(fi->ds_tvb) ? tvb_captured_length_remaining(fi->ds_tvb, fi->start) : 0;
8184 | if (length > length_remaining)
8185 | fi->length = length_remaining;
8186 | else
8187 | fi->length = length;
8188 |
8189 | /* If we have an FT_PROTOCOL we need to set the length of the fvalue tvbuff as well. */
8190 | if (fvalue_type_ftenum(fi->value) == FT_PROTOCOL) {
8191 | fvalue_set_protocol_length(fi->value, fi->length);
8192 | }
8193 |
8194 | /*
8195 | * You cannot just make the "len" field of a GByteArray
8196 | * larger, if there's no data to back that length;
8197 | * you can only make it smaller.
8198 | */
8199 | if (fvalue_type_ftenum(fi->value) == FT_BYTES && fi->length > 0) {
8200 | GBytes *bytes = fvalue_get_bytes(fi->value);
8201 | size_t size;
8202 | const void *data = g_bytes_get_data(bytes, &size);
8203 | if ((size_t)fi->length <= size) {
8204 | fvalue_set_bytes_data(fi->value, data, fi->length);
8205 | }
8206 | g_bytes_unref(bytes);
8207 | }
8208 | }
8209 |
8210 | void
8211 | proto_item_set_len(proto_item *pi, const unsigned length)
8212 | {
8213 | field_info *fi;
8214 |
8215 | if (pi == NULL((void*)0))
8216 | return;
8217 |
8218 | fi = PITEM_FINFO(pi)((pi)->finfo);
8219 | if (fi == NULL((void*)0))
8220 | return;
8221 |
8222 | finfo_set_len(fi, length);
8223 | }
8224 |
8225 | /*
8226 | * Sets the length of the item based on its start and on the specified
8227 | * offset, which is the offset past the end of the item; as the start
8228 | * in the item is relative to the beginning of the data source tvbuff,
8229 | * we need to pass in a tvbuff - the end offset is relative to the beginning
8230 | * of that tvbuff.
8231 | */
8232 | void
8233 | proto_item_set_end(proto_item *pi, tvbuff_t *tvb, unsigned end)
8234 | {
8235 | field_info *fi;
8236 | unsigned length;
8237 |
8238 | if (pi == NULL((void*)0))
8239 | return;
8240 |
8241 | fi = PITEM_FINFO(pi)((pi)->finfo);
8242 | if (fi == NULL((void*)0))
8243 | return;
8244 |
8245 | if (G_LIKELY(tvb)(tvb)) {
8246 | DISSECTOR_ASSERT(tvb_get_ds_tvb(tvb) == fi->ds_tvb)((void) ((tvb_get_ds_tvb(tvb) == fi->ds_tvb) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\"", "epan/proto.c" , 8246, "tvb_get_ds_tvb(tvb) == fi->ds_tvb"))));
8247 | end += tvb_raw_offset(tvb);
8248 | } else {
8249 | DISSECTOR_ASSERT(NULL == fi->ds_tvb)((void) ((((void*)0) == fi->ds_tvb) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8249, "((void*)0) == fi->ds_tvb" ))));
8250 | }
8251 | DISSECTOR_ASSERT(end >= fi->start)((void) ((end >= fi->start) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8251, "end >= fi->start" ))));
8252 | length = end - fi->start;
8253 |
8254 | finfo_set_len(fi, length);
8255 | }
8256 |
8257 | unsigned
8258 | proto_item_get_len(const proto_item *pi)
8259 | {
8260 | /* XXX - The only use case where this is really guaranteed to work is
8261 | * increasing the length of an item (which has no effect if the item
8262 | * is faked, so it doesn't matter that this returns 0 in that case), e.g.
8263 | *
8264 | * proto_item_set_len(pi, proto_item_get_len(pi) + delta);
8265 | *
8266 | * Should there be a macro or function to do that, and possibly this
8267 | * be deprecated? As a bonus, we could handle overflow.
8268 | */
8269 | field_info *fi;
8270 |
8271 | if (!pi)
8272 | return 0;
8273 | fi = PITEM_FINFO(pi)((pi)->finfo);
8274 | if (fi) {
8275 | return fi->length;
8276 | }
8277 | return 0;
8278 | }
8279 |
8280 | void
8281 | proto_item_set_bits_offset_len(proto_item *ti, int bits_offset, int bits_len) {
8282 | if (!ti) {
8283 | return;
8284 | }
8285 | FI_SET_FLAG(PNODE_FINFO(ti), FI_BITS_OFFSET(bits_offset))do { if (((ti)->finfo)) (((ti)->finfo))->flags = ((( ti)->finfo))->flags | ((((bits_offset) & 63) << 5)); } while(0);
8286 | FI_SET_FLAG(PNODE_FINFO(ti), FI_BITS_SIZE(bits_len))do { if (((ti)->finfo)) (((ti)->finfo))->flags = ((( ti)->finfo))->flags | ((((bits_len) & 63) << 12 )); } while(0);
8287 | }
8288 |
8289 | char *
8290 | proto_item_get_display_repr(wmem_allocator_t *scope, proto_item *pi)
8291 | {
8292 | field_info *fi;
8293 |
8294 | if (!pi)
8295 | return wmem_strdup(scope, "");
8296 | fi = PITEM_FINFO(pi)((pi)->finfo);
8297 | if (!fi)
8298 | return wmem_strdup(scope, "");
8299 | DISSECTOR_ASSERT(fi->hfinfo != NULL)((void) ((fi->hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8299, "fi->hfinfo != ((void*)0)" ))));
8300 | return fvalue_to_string_repr(scope, fi->value, FTREPR_DISPLAY, fi->hfinfo->display);
8301 | }
8302 |
8303 | proto_tree *
8304 | proto_tree_create_root(packet_info *pinfo)
8305 | {
8306 | proto_node *pnode;
8307 |
8308 | /* Initialize the proto_node */
8309 | pnode = g_slice_new(proto_tree)((proto_tree*) g_slice_alloc ((sizeof (proto_tree) > 0 ? sizeof (proto_tree) : 1)));
8310 | PROTO_NODE_INIT(pnode)pnode->first_child = ((void*)0); pnode->last_child = (( void*)0); pnode->next = ((void*)0);;
8311 | pnode->parent = NULL((void*)0);
8312 | PNODE_FINFO(pnode)((pnode)->finfo) = NULL((void*)0);
8313 | pnode->tree_data = g_slice_new(tree_data_t)((tree_data_t*) g_slice_alloc ((sizeof (tree_data_t) > 0 ? sizeof (tree_data_t) : 1)));
8314 |
8315 | /* Make sure we can access pinfo everywhere */
8316 | pnode->tree_data->pinfo = pinfo;
8317 |
8318 | /* Don't initialize the tree_data_t. Wait until we know we need it */
8319 | pnode->tree_data->interesting_hfids = NULL((void*)0);
8320 |
8321 | /* Set the default to false so it's easier to
8322 | * find errors; if we expect to see the protocol tree
8323 | * but for some reason the default 'visible' is not
8324 | * changed, then we'll find out very quickly. */
8325 | pnode->tree_data->visible = false0;
8326 |
8327 | /* Make sure that we fake protocols (if possible) */
8328 | pnode->tree_data->fake_protocols = true1;
8329 |
8330 | /* Keep track of the number of children */
8331 | pnode->tree_data->count = 0;
8332 |
8333 | /* Initialize our loop checks */
8334 | pnode->tree_data->idle_count_ds_tvb = NULL((void*)0);
8335 | pnode->tree_data->max_start = 0;
8336 | pnode->tree_data->start_idle_count = 0;
8337 |
8338 | return (proto_tree *)pnode;
8339 | }
8340 |
8341 |
8342 | /* "prime" a proto_tree with a single hfid that a dfilter
8343 | * is interested in. */
8344 | void
8345 | proto_tree_prime_with_hfid(proto_tree *tree _U___attribute__((unused)), const int hfid)
8346 | {
8347 | header_field_info *hfinfo;
8348 |
8349 | PROTO_REGISTRAR_GET_NTH(hfid, hfinfo)if((hfid == 0 || (unsigned)hfid > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 8349, __func__, "Unregistered hf! index=%d" , hfid); ((void) ((hfid > 0 && (unsigned)hfid < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8349, "hfid > 0 && (unsigned)hfid < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfid] != ( (void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8349, "gpa_hfinfo.hfi[hfid] != ((void*)0)", "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfid];;
8350 | /* this field is referenced by a filter so increase the refcount.
8351 | also increase the refcount for the parent, i.e the protocol.
8352 | Don't increase the refcount if we're already printing the
8353 | type, as that is a superset of direct reference.
8354 | */
8355 | if (hfinfo->ref_type != HF_REF_TYPE_PRINT) {
8356 | hfinfo->ref_type = HF_REF_TYPE_DIRECT;
8357 | }
8358 | /* only increase the refcount if there is a parent.
8359 | if this is a protocol and not a field then parent will be -1
8360 | and there is no parent to add any refcounting for.
8361 | */
8362 | if (hfinfo->parent != -1) {
8363 | header_field_info *parent_hfinfo;
8364 | PROTO_REGISTRAR_GET_NTH(hfinfo->parent, parent_hfinfo)if((hfinfo->parent == 0 || (unsigned)hfinfo->parent > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 8364 , __func__, "Unregistered hf! index=%d", hfinfo->parent); ( (void) ((hfinfo->parent > 0 && (unsigned)hfinfo ->parent < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8364, "hfinfo->parent > 0 && (unsigned)hfinfo->parent < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> parent] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8364, "gpa_hfinfo.hfi[hfinfo->parent] != ((void*)0)", "Unregistered hf!" )))) ; parent_hfinfo = gpa_hfinfo.hfi[hfinfo->parent];;
8365 |
8366 | /* Mark parent as indirectly referenced unless it is already directly
8367 | * referenced, i.e. the user has specified the parent in a filter.
8368 | */
8369 | if (parent_hfinfo->ref_type == HF_REF_TYPE_NONE)
8370 | parent_hfinfo->ref_type = HF_REF_TYPE_INDIRECT;
8371 | }
8372 | }
8373 |
8374 | /* "prime" a proto_tree with a single hfid that a dfilter
8375 | * is interested in. */
8376 | void
8377 | proto_tree_prime_with_hfid_print(proto_tree *tree _U___attribute__((unused)), const int hfid)
8378 | {
8379 | header_field_info *hfinfo;
8380 |
8381 | PROTO_REGISTRAR_GET_NTH(hfid, hfinfo)if((hfid == 0 || (unsigned)hfid > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 8381, __func__, "Unregistered hf! index=%d" , hfid); ((void) ((hfid > 0 && (unsigned)hfid < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8381, "hfid > 0 && (unsigned)hfid < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfid] != ( (void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8381, "gpa_hfinfo.hfi[hfid] != ((void*)0)", "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfid];;
8382 | /* this field is referenced by an (output) filter so increase the refcount.
8383 | also increase the refcount for the parent, i.e the protocol.
8384 | */
8385 | hfinfo->ref_type = HF_REF_TYPE_PRINT;
8386 | /* only increase the refcount if there is a parent.
8387 | if this is a protocol and not a field then parent will be -1
8388 | and there is no parent to add any refcounting for.
8389 | */
8390 | if (hfinfo->parent != -1) {
8391 | header_field_info *parent_hfinfo;
8392 | PROTO_REGISTRAR_GET_NTH(hfinfo->parent, parent_hfinfo)if((hfinfo->parent == 0 || (unsigned)hfinfo->parent > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 8392 , __func__, "Unregistered hf! index=%d", hfinfo->parent); ( (void) ((hfinfo->parent > 0 && (unsigned)hfinfo ->parent < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8392, "hfinfo->parent > 0 && (unsigned)hfinfo->parent < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> parent] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8392, "gpa_hfinfo.hfi[hfinfo->parent] != ((void*)0)", "Unregistered hf!" )))) ; parent_hfinfo = gpa_hfinfo.hfi[hfinfo->parent];;
8393 |
8394 | /* Mark parent as indirectly referenced unless it is already directly
8395 | * referenced, i.e. the user has specified the parent in a filter.
8396 | */
8397 | if (parent_hfinfo->ref_type == HF_REF_TYPE_NONE)
8398 | parent_hfinfo->ref_type = HF_REF_TYPE_INDIRECT;
8399 | }
8400 | }
8401 |
8402 | proto_tree *
8403 | proto_item_add_subtree(proto_item *pi, const int idx) {
8404 | field_info *fi;
8405 |
8406 | if (!pi)
8407 | return NULL((void*)0);
8408 |
8409 | DISSECTOR_ASSERT(idx >= 0 && idx < num_tree_types)((void) ((idx >= 0 && idx < num_tree_types) ? ( void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 8409, "idx >= 0 && idx < num_tree_types" ))));
8410 |
8411 | fi = PITEM_FINFO(pi)((pi)->finfo);
8412 | if (!fi)
8413 | return (proto_tree *)pi;
8414 |
8415 | fi->tree_type = idx;
8416 |
8417 | return (proto_tree *)pi;
8418 | }
8419 |
8420 | proto_tree *
8421 | proto_item_get_subtree(proto_item *pi) {
8422 | field_info *fi;
8423 |
8424 | if (!pi)
8425 | return NULL((void*)0);
8426 | fi = PITEM_FINFO(pi)((pi)->finfo);
8427 | if ( (fi) && (fi->tree_type == -1) )
8428 | return NULL((void*)0);
8429 | return (proto_tree *)pi;
8430 | }
8431 |
8432 | proto_item *
8433 | proto_item_get_parent(const proto_item *ti) {
8434 | if (!ti)
8435 | return NULL((void*)0);
8436 | return ti->parent;
8437 | }
8438 |
8439 | proto_item *
8440 | proto_item_get_parent_nth(proto_item *ti, int gen) {
8441 | if (!ti)
8442 | return NULL((void*)0);
8443 | while (gen--) {
8444 | ti = ti->parent;
8445 | if (!ti)
8446 | return NULL((void*)0);
8447 | }
8448 | return ti;
8449 | }
8450 |
8451 |
8452 | proto_item *
8453 | proto_tree_get_parent(proto_tree *tree) {
8454 | if (!tree)
8455 | return NULL((void*)0);
8456 | return (proto_item *)tree;
8457 | }
8458 |
8459 | proto_tree *
8460 | proto_tree_get_parent_tree(proto_tree *tree) {
8461 | if (!tree)
8462 | return NULL((void*)0);
8463 |
8464 | /* we're the root tree, there's no parent
8465 | return ourselves so the caller has at least a tree to attach to */
8466 | if (!tree->parent)
8467 | return tree;
8468 |
8469 | return (proto_tree *)tree->parent;
8470 | }
8471 |
8472 | proto_tree *
8473 | proto_tree_get_root(proto_tree *tree) {
8474 | if (!tree)
8475 | return NULL((void*)0);
8476 | while (tree->parent) {
8477 | tree = tree->parent;
8478 | }
8479 | return tree;
8480 | }
8481 |
8482 | void
8483 | proto_tree_move_item(proto_tree *tree, proto_item *fixed_item,
8484 | proto_item *item_to_move)
8485 | {
8486 | /* This function doesn't generate any values. It only reorganizes the protocol tree
8487 | * so we can bail out immediately if it isn't visible. */
8488 | if (!tree || !PTREE_DATA(tree)((tree)->tree_data)->visible)
8489 | return;
8490 |
8491 | DISSECTOR_ASSERT(item_to_move->parent == tree)((void) ((item_to_move->parent == tree) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8491, "item_to_move->parent == tree" ))));
8492 | DISSECTOR_ASSERT(fixed_item->parent == tree)((void) ((fixed_item->parent == tree) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8492, "fixed_item->parent == tree" ))));
8493 |
8494 | /*** cut item_to_move out ***/
8495 |
8496 | /* is item_to_move the first? */
8497 | if (tree->first_child == item_to_move) {
8498 | /* simply change first child to next */
8499 | tree->first_child = item_to_move->next;
8500 |
8501 | DISSECTOR_ASSERT(tree->last_child != item_to_move)((void) ((tree->last_child != item_to_move) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8501, "tree->last_child != item_to_move" ))));
8502 | } else {
8503 | proto_item *curr_item;
8504 | /* find previous and change it's next */
8505 | for (curr_item = tree->first_child; curr_item != NULL((void*)0); curr_item = curr_item->next) {
8506 | if (curr_item->next == item_to_move) {
8507 | break;
8508 | }
8509 | }
8510 |
8511 | DISSECTOR_ASSERT(curr_item)((void) ((curr_item) ? (void)0 : (proto_report_dissector_bug( "%s:%u: failed assertion \"%s\"", "epan/proto.c", 8511, "curr_item" ))));
8512 |
8513 | curr_item->next = item_to_move->next;
8514 |
8515 | /* fix last_child if required */
8516 | if (tree->last_child == item_to_move) {
8517 | tree->last_child = curr_item;
8518 | }
8519 | }
8520 |
8521 | /*** insert to_move after fixed ***/
8522 | item_to_move->next = fixed_item->next;
8523 | fixed_item->next = item_to_move;
8524 | if (tree->last_child == fixed_item) {
8525 | tree->last_child = item_to_move;
8526 | }
8527 | }
8528 |
8529 | void
8530 | proto_tree_set_appendix(proto_tree *tree, tvbuff_t *tvb, unsigned start,
8531 | const unsigned length)
8532 | {
8533 | field_info *fi;
8534 |
8535 | if (tree == NULL((void*)0))
8536 | return;
8537 |
8538 | fi = PTREE_FINFO(tree)((tree)->finfo);
8539 | if (fi == NULL((void*)0))
8540 | return;
8541 |
8542 | /* We don't store a separate data source tvb for the appendix, so
8543 | * it must be from the same data source. (XXX - Are there any
8544 | * situations where it makes sense to have an appendix from a
8545 | * different data source?) */
8546 | if (G_LIKELY(tvb)(tvb)) {
8547 | DISSECTOR_ASSERT(tvb_get_ds_tvb(tvb) == fi->ds_tvb)((void) ((tvb_get_ds_tvb(tvb) == fi->ds_tvb) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\"", "epan/proto.c" , 8547, "tvb_get_ds_tvb(tvb) == fi->ds_tvb"))));
8548 | start += tvb_raw_offset(tvb);
8549 | } else {
8550 | DISSECTOR_ASSERT(NULL == fi->ds_tvb)((void) ((((void*)0) == fi->ds_tvb) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8550, "((void*)0) == fi->ds_tvb" ))));
8551 | }
8552 |
8553 | /* XXX - DISSECTOR_ASSERT that the appendix doesn't overlap the
8554 | * main body? */
8555 |
8556 | fi->appendix_start = start;
8557 | fi->appendix_length = length;
8558 | }
8559 |
8560 | static void
8561 | check_protocol_filter_name_or_fail(const char *filter_name)
8562 | {
8563 | /* Require at least two characters. */
8564 | if (filter_name[0] == '\0' || filter_name[1] == '\0') {
8565 | REPORT_DISSECTOR_BUG("Protocol filter name \"%s\" cannot have length less than two.", filter_name)proto_report_dissector_bug("Protocol filter name \"%s\" cannot have length less than two." , filter_name);
8566 | }
8567 |
8568 | if (proto_check_field_name(filter_name) != '\0') {
8569 | REPORT_DISSECTOR_BUG("Protocol filter name \"%s\" has one or more invalid characters."proto_report_dissector_bug("Protocol filter name \"%s\" has one or more invalid characters." " Allowed are letters, digits, '-', '_' and non-repeating '.'." " This might be caused by an inappropriate plugin or a development error." , filter_name)
8570 | " Allowed are letters, digits, '-', '_' and non-repeating '.'."proto_report_dissector_bug("Protocol filter name \"%s\" has one or more invalid characters." " Allowed are letters, digits, '-', '_' and non-repeating '.'." " This might be caused by an inappropriate plugin or a development error." , filter_name)
8571 | " This might be caused by an inappropriate plugin or a development error.", filter_name)proto_report_dissector_bug("Protocol filter name \"%s\" has one or more invalid characters." " Allowed are letters, digits, '-', '_' and non-repeating '.'." " This might be caused by an inappropriate plugin or a development error." , filter_name);
8572 | }
8573 |
8574 | /* Check that it doesn't match some very common numeric forms. */
8575 | if (filter_name[0] == '0' &&
8576 | (filter_name[1] == 'x' || filter_name[1] == 'X' ||
8577 | filter_name[1] == 'b' || filter_name[1] == 'B')) {
8578 | REPORT_DISSECTOR_BUG("Protocol filter name \"%s\" cannot start with \"%c%c\".",proto_report_dissector_bug("Protocol filter name \"%s\" cannot start with \"%c%c\"." , filter_name, filter_name[0], filter_name[1])
8579 | filter_name, filter_name[0], filter_name[1])proto_report_dissector_bug("Protocol filter name \"%s\" cannot start with \"%c%c\"." , filter_name, filter_name[0], filter_name[1]);
8580 | }
8581 |
8582 | /* Names starting with a digit must not contain a minus sign (currently not checked at runtime). */
8583 |
8584 | /* Check that it contains at least one letter. */
8585 | bool_Bool have_letter = false0;
8586 | for (const char *s = filter_name; *s != '\0'; s++) {
8587 | if (g_ascii_isalpha(*s)((g_ascii_table[(guchar) (*s)] & G_ASCII_ALPHA) != 0)) {
8588 | have_letter = true1;
8589 | break;
8590 | }
8591 | }
8592 | if (!have_letter) {
8593 | REPORT_DISSECTOR_BUG("Protocol filter name \"%s\" must contain at least one letter a-z.",proto_report_dissector_bug("Protocol filter name \"%s\" must contain at least one letter a-z." , filter_name)
8594 | filter_name)proto_report_dissector_bug("Protocol filter name \"%s\" must contain at least one letter a-z." , filter_name);
8595 | }
8596 |
8597 | /* Check for reserved keywords. */
8598 | if (g_hash_table_contains(proto_reserved_filter_names, filter_name)) {
8599 | REPORT_DISSECTOR_BUG("Protocol filter name \"%s\" is invalid because it is a reserved keyword."proto_report_dissector_bug("Protocol filter name \"%s\" is invalid because it is a reserved keyword." " This might be caused by an inappropriate plugin or a development error." , filter_name)
8600 | " This might be caused by an inappropriate plugin or a development error.", filter_name)proto_report_dissector_bug("Protocol filter name \"%s\" is invalid because it is a reserved keyword." " This might be caused by an inappropriate plugin or a development error." , filter_name);
8601 | }
8602 | }
8603 |
8604 | int
8605 | proto_register_protocol(const char *name, const char *short_name,
8606 | const char *filter_name)
8607 | {
8608 | protocol_t *protocol;
8609 | header_field_info *hfinfo;
8610 |
8611 | check_protocol_filter_name_or_fail(filter_name);
8612 |
8613 | /*
8614 | * Add this protocol to the list of known protocols;
8615 | * the list is sorted by protocol short name.
8616 | */
8617 | protocol = g_new(protocol_t, 1)((protocol_t *) g_malloc_n ((1), sizeof (protocol_t)));
8618 | protocol->name = name;
8619 | protocol->short_name = short_name;
8620 | protocol->filter_name = filter_name;
8621 | protocol->fields = NULL((void*)0); /* Delegate until actually needed */
8622 | protocol->is_enabled = true1; /* protocol is enabled by default */
8623 | protocol->enabled_by_default = true1; /* see previous comment */
8624 | protocol->can_toggle = true1;
8625 | protocol->parent_proto_id = -1;
8626 | protocol->heur_list = NULL((void*)0);
8627 |
8628 | /* List will be sorted later by name, when all protocols completed registering */
8629 | protocols = g_list_prepend(protocols, protocol);
8630 | /*
8631 | * Make sure there's not already a protocol with any of those
8632 | * names. Crash if there is, as that's an error in the code
8633 | * or an inappropriate plugin.
8634 | * This situation has to be fixed to not register more than one
8635 | * protocol with the same name.
8636 | */
8637 | if (!g_hash_table_insert(proto_names, (void *)name, protocol)) {
8638 | /* ws_error will terminate the program */
8639 | REPORT_DISSECTOR_BUG("Duplicate protocol name \"%s\"!"proto_report_dissector_bug("Duplicate protocol name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , name)
8640 | " This might be caused by an inappropriate plugin or a development error.", name)proto_report_dissector_bug("Duplicate protocol name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , name);
8641 | }
8642 | if (!g_hash_table_insert(proto_filter_names, (void *)filter_name, protocol)) {
8643 | REPORT_DISSECTOR_BUG("Duplicate protocol filter_name \"%s\"!"proto_report_dissector_bug("Duplicate protocol filter_name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , filter_name)
8644 | " This might be caused by an inappropriate plugin or a development error.", filter_name)proto_report_dissector_bug("Duplicate protocol filter_name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , filter_name);
8645 | }
8646 | if (!g_hash_table_insert(proto_short_names, (void *)short_name, protocol)) {
8647 | REPORT_DISSECTOR_BUG("Duplicate protocol short_name \"%s\"!"proto_report_dissector_bug("Duplicate protocol short_name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , short_name)
8648 | " This might be caused by an inappropriate plugin or a development error.", short_name)proto_report_dissector_bug("Duplicate protocol short_name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , short_name);
8649 | }
8650 |
8651 | /* Here we allocate a new header_field_info struct */
8652 | hfinfo = g_slice_new(header_field_info)((header_field_info*) g_slice_alloc ((sizeof (header_field_info ) > 0 ? sizeof (header_field_info) : 1)));
8653 | hfinfo->name = name;
8654 | hfinfo->abbrev = filter_name;
8655 | hfinfo->type = FT_PROTOCOL;
8656 | hfinfo->display = BASE_NONE;
8657 | hfinfo->strings = protocol;
8658 | hfinfo->bitmask = 0;
8659 | hfinfo->ref_type = HF_REF_TYPE_NONE;
8660 | hfinfo->blurb = NULL((void*)0);
8661 | hfinfo->parent = -1; /* This field differentiates protos and fields */
8662 |
8663 | protocol->proto_id = proto_register_field_init(hfinfo, hfinfo->parent);
8664 | return protocol->proto_id;
8665 | }
8666 |
8667 | int
8668 | proto_register_protocol_in_name_only(const char *name, const char *short_name, const char *filter_name, int parent_proto, enum ftenum field_type)
8669 | {
8670 | protocol_t *protocol;
8671 | header_field_info *hfinfo;
8672 |
8673 | /*
8674 | * Helper protocols don't need the strict rules as a "regular" protocol
8675 | * Just register it in a list and make a hf_ field from it
8676 | */
8677 | if ((field_type != FT_PROTOCOL) && (field_type != FT_BYTES)) {
8678 | REPORT_DISSECTOR_BUG("Pino \"%s\" must be of type FT_PROTOCOL or FT_BYTES.", name)proto_report_dissector_bug("Pino \"%s\" must be of type FT_PROTOCOL or FT_BYTES." , name);
8679 | }
8680 |
8681 | if (parent_proto <= 0) {
8682 | REPORT_DISSECTOR_BUG("Must have a valid parent protocol for helper protocol \"%s\"!"proto_report_dissector_bug("Must have a valid parent protocol for helper protocol \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , name)
8683 | " This might be caused by an inappropriate plugin or a development error.", name)proto_report_dissector_bug("Must have a valid parent protocol for helper protocol \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , name);
8684 | }
8685 |
8686 | check_protocol_filter_name_or_fail(filter_name);
8687 |
8688 | /* Add this protocol to the list of helper protocols (just so it can be properly freed) */
8689 | protocol = g_new(protocol_t, 1)((protocol_t *) g_malloc_n ((1), sizeof (protocol_t)));
8690 | protocol->name = name;
8691 | protocol->short_name = short_name;
8692 | protocol->filter_name = filter_name;
8693 | protocol->fields = NULL((void*)0); /* Delegate until actually needed */
8694 |
8695 | /* Enabling and toggling is really determined by parent protocol,
8696 | but provide default values here */
8697 | protocol->is_enabled = true1;
8698 | protocol->enabled_by_default = true1;
8699 | protocol->can_toggle = true1;
8700 |
8701 | protocol->parent_proto_id = parent_proto;
8702 | protocol->heur_list = NULL((void*)0);
8703 |
8704 | /* List will be sorted later by name, when all protocols completed registering */
8705 | protocols = g_list_prepend(protocols, protocol);
8706 |
8707 | /* Here we allocate a new header_field_info struct */
8708 | hfinfo = g_slice_new(header_field_info)((header_field_info*) g_slice_alloc ((sizeof (header_field_info ) > 0 ? sizeof (header_field_info) : 1)));
8709 | hfinfo->name = name;
8710 | hfinfo->abbrev = filter_name;
8711 | hfinfo->type = field_type;
8712 | hfinfo->display = BASE_NONE;
8713 | if (field_type == FT_BYTES) {
8714 | hfinfo->display |= (BASE_NO_DISPLAY_VALUE0x00002000|BASE_PROTOCOL_INFO0x00004000);
8715 | }
8716 | hfinfo->strings = protocol;
8717 | hfinfo->bitmask = 0;
8718 | hfinfo->ref_type = HF_REF_TYPE_NONE;
8719 | hfinfo->blurb = NULL((void*)0);
8720 | hfinfo->parent = -1; /* This field differentiates protos and fields */
8721 |
8722 | protocol->proto_id = proto_register_field_init(hfinfo, hfinfo->parent);
8723 | return protocol->proto_id;
8724 | }
8725 |
8726 | bool_Bool
8727 | proto_deregister_protocol(const char *short_name)
8728 | {
8729 | protocol_t *protocol;
8730 | header_field_info *hfinfo;
8731 | int proto_id;
8732 | unsigned i;
8733 |
8734 | proto_id = proto_get_id_by_short_name(short_name);
8735 | protocol = find_protocol_by_id(proto_id);
8736 | if (protocol == NULL((void*)0))
8737 | return false0;
8738 |
8739 | g_hash_table_remove(proto_names, protocol->name);
8740 | g_hash_table_remove(proto_short_names, (void *)short_name);
8741 | g_hash_table_remove(proto_filter_names, (void *)protocol->filter_name);
8742 |
8743 | if (protocol->fields) {
8744 | for (i = 0; i < protocol->fields->len; i++) {
8745 | hfinfo = (header_field_info *)g_ptr_array_index(protocol->fields, i)((protocol->fields)->pdata)[i];
8746 | hfinfo_remove_from_gpa_name_map(hfinfo);
8747 | expert_deregister_expertinfo(hfinfo->abbrev);
8748 | g_ptr_array_add(deregistered_fields, gpa_hfinfo.hfi[hfinfo->id]);
8749 | }
8750 | g_ptr_array_free(protocol->fields, true1);
8751 | protocol->fields = NULL((void*)0);
8752 | }
8753 |
8754 | g_list_free(protocol->heur_list);
8755 |
8756 | /* Remove this protocol from the list of known protocols */
8757 | protocols = g_list_remove(protocols, protocol);
8758 |
8759 | g_ptr_array_add(deregistered_fields, gpa_hfinfo.hfi[proto_id]);
8760 | wmem_map_remove(gpa_name_map, protocol->filter_name);
8761 |
8762 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
8763 | last_field_name = NULL((void*)0);
8764 |
8765 | return true1;
8766 | }
8767 |
8768 | void
8769 | proto_register_alias(const int proto_id, const char *alias_name)
8770 | {
8771 | protocol_t *protocol;
8772 |
8773 | protocol = find_protocol_by_id(proto_id);
8774 | if (alias_name && protocol) {
8775 | g_hash_table_insert(gpa_protocol_aliases, (void *) alias_name, (void *)protocol->filter_name);
8776 | }
8777 | }
8778 |
8779 | /*
8780 | * Routines to use to iterate over the protocols.
8781 | * The argument passed to the iterator routines is an opaque cookie to
8782 | * their callers; it's the GList pointer for the current element in
8783 | * the list.
8784 | * The ID of the protocol is returned, or -1 if there is no protocol.
8785 | */
8786 | int
8787 | proto_get_first_protocol(void **cookie)
8788 | {
8789 | protocol_t *protocol;
8790 |
8791 | if (protocols == NULL((void*)0))
8792 | return -1;
8793 | *cookie = protocols;
8794 | protocol = (protocol_t *)protocols->data;
8795 | return protocol->proto_id;
8796 | }
8797 |
8798 | int
8799 | proto_get_data_protocol(void *cookie)
8800 | {
8801 | GList *list_item = (GList *)cookie;
8802 |
8803 | protocol_t *protocol = (protocol_t *)list_item->data;
8804 | return protocol->proto_id;
8805 | }
8806 |
8807 | int
8808 | proto_get_next_protocol(void **cookie)
8809 | {
8810 | GList *list_item = (GList *)*cookie;
8811 | protocol_t *protocol;
8812 |
8813 | list_item = g_list_next(list_item)((list_item) ? (((GList *)(list_item))->next) : ((void*)0) );
8814 | if (list_item == NULL((void*)0))
8815 | return -1;
8816 | *cookie = list_item;
8817 | protocol = (protocol_t *)list_item->data;
8818 | return protocol->proto_id;
8819 | }
8820 |
8821 | header_field_info *
8822 | proto_get_first_protocol_field(const int proto_id, void **cookie)
8823 | {
8824 | protocol_t *protocol = find_protocol_by_id(proto_id);
8825 |
8826 | if ((protocol == NULL((void*)0)) || (protocol->fields == NULL((void*)0)) || (protocol->fields->len == 0))
8827 | return NULL((void*)0);
8828 |
8829 | *cookie = GUINT_TO_POINTER(0)((gpointer) (gulong) (0));
8830 | return (header_field_info *)g_ptr_array_index(protocol->fields, 0)((protocol->fields)->pdata)[0];
8831 | }
8832 |
8833 | header_field_info *
8834 | proto_get_next_protocol_field(const int proto_id, void **cookie)
8835 | {
8836 | protocol_t *protocol = find_protocol_by_id(proto_id);
8837 | unsigned i = GPOINTER_TO_UINT(*cookie)((guint) (gulong) (*cookie));
8838 |
8839 | i++;
8840 |
8841 | if ((protocol->fields == NULL((void*)0)) || (i >= protocol->fields->len))
8842 | return NULL((void*)0);
8843 |
8844 | *cookie = GUINT_TO_POINTER(i)((gpointer) (gulong) (i));
8845 | return (header_field_info *)g_ptr_array_index(protocol->fields, i)((protocol->fields)->pdata)[i];
8846 | }
8847 |
8848 | protocol_t *
8849 | find_protocol_by_id(const int proto_id)
8850 | {
8851 | header_field_info *hfinfo;
8852 |
8853 | if (proto_id <= 0)
8854 | return NULL((void*)0);
8855 |
8856 | PROTO_REGISTRAR_GET_NTH(proto_id, hfinfo)if((proto_id == 0 || (unsigned)proto_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 8856, __func__, "Unregistered hf! index=%d" , proto_id); ((void) ((proto_id > 0 && (unsigned)proto_id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8856, "proto_id > 0 && (unsigned)proto_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[proto_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8856, "gpa_hfinfo.hfi[proto_id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[proto_id];;
8857 | if (hfinfo->type != FT_PROTOCOL) {
8858 | DISSECTOR_ASSERT(hfinfo->display & BASE_PROTOCOL_INFO)((void) ((hfinfo->display & 0x00004000) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8858, "hfinfo->display & 0x00004000" ))));
8859 | }
8860 | return (protocol_t *)hfinfo->strings;
8861 | }
8862 |
8863 | int
8864 | proto_get_id(const protocol_t *protocol)
8865 | {
8866 | return protocol->proto_id;
8867 | }
8868 |
8869 | bool_Bool
8870 | proto_name_already_registered(const char *name)
8871 | {
8872 | DISSECTOR_ASSERT_HINT(name, "No name present")((void) ((name) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8872, "name", "No name present"))));
8873 |
8874 | if (g_hash_table_lookup(proto_names, name) != NULL((void*)0))
8875 | return true1;
8876 | return false0;
8877 | }
8878 |
8879 | int
8880 | proto_get_id_by_filter_name(const char *filter_name)
8881 | {
8882 | const protocol_t *protocol = NULL((void*)0);
8883 |
8884 | DISSECTOR_ASSERT_HINT(filter_name, "No filter name present")((void) ((filter_name) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8884, "filter_name", "No filter name present"))));
8885 |
8886 | protocol = (const protocol_t *)g_hash_table_lookup(proto_filter_names, filter_name);
8887 |
8888 | if (protocol == NULL((void*)0))
8889 | return -1;
8890 | return protocol->proto_id;
8891 | }
8892 |
8893 | int
8894 | proto_get_id_by_short_name(const char *short_name)
8895 | {
8896 | const protocol_t *protocol = NULL((void*)0);
8897 |
8898 | DISSECTOR_ASSERT_HINT(short_name, "No short name present")((void) ((short_name) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8898, "short_name", "No short name present"))));
8899 |
8900 | protocol = (const protocol_t *)g_hash_table_lookup(proto_short_names, short_name);
8901 |
8902 | if (protocol == NULL((void*)0))
8903 | return -1;
8904 | return protocol->proto_id;
8905 | }
8906 |
8907 | const char *
8908 | proto_get_protocol_name(const int proto_id)
8909 | {
8910 | protocol_t *protocol;
8911 |
8912 | protocol = find_protocol_by_id(proto_id);
8913 |
8914 | if (protocol == NULL((void*)0))
8915 | return NULL((void*)0);
8916 | return protocol->name;
8917 | }
8918 |
8919 | const char *
8920 | proto_get_protocol_short_name(const protocol_t *protocol)
8921 | {
8922 | if (protocol == NULL((void*)0))
8923 | return "(none)";
8924 | return protocol->short_name;
8925 | }
8926 |
8927 | const char *
8928 | proto_get_protocol_long_name(const protocol_t *protocol)
8929 | {
8930 | if (protocol == NULL((void*)0))
8931 | return "(none)";
8932 | return protocol->name;
8933 | }
8934 |
8935 | const char *
8936 | proto_get_protocol_filter_name(const int proto_id)
8937 | {
8938 | protocol_t *protocol;
8939 |
8940 | protocol = find_protocol_by_id(proto_id);
8941 | if (protocol == NULL((void*)0))
8942 | return "(none)";
8943 | return protocol->filter_name;
8944 | }
8945 |
8946 | void proto_add_heuristic_dissector(protocol_t *protocol, const char *short_name)
8947 | {
8948 | heur_dtbl_entry_t* heuristic_dissector;
8949 |
8950 | if (protocol == NULL((void*)0))
8951 | return;
8952 |
8953 | heuristic_dissector = find_heur_dissector_by_unique_short_name(short_name);
8954 | if (heuristic_dissector != NULL((void*)0))
8955 | {
8956 | protocol->heur_list = g_list_prepend (protocol->heur_list, heuristic_dissector);
8957 | }
8958 | }
8959 |
8960 | void proto_heuristic_dissector_foreach(const protocol_t *protocol, GFunc func, void *user_data)
8961 | {
8962 | if (protocol == NULL((void*)0))
8963 | return;
8964 |
8965 | g_list_foreach(protocol->heur_list, func, user_data);
8966 | }
8967 |
8968 | void
8969 | proto_get_frame_protocols(const wmem_list_t *layers, bool_Bool *is_ip,
8970 | bool_Bool *is_tcp, bool_Bool *is_udp,
8971 | bool_Bool *is_sctp, bool_Bool *is_tls,
8972 | bool_Bool *is_rtp,
8973 | bool_Bool *is_lte_rlc)
8974 | {
8975 | wmem_list_frame_t *protos = wmem_list_head(layers);
8976 | int proto_id;
8977 | const char *proto_name;
8978 |
8979 | /* Walk the list of a available protocols in the packet and
8980 | attempt to find "major" ones. */
8981 | /* It might make more sense to assemble and return a bitfield. */
8982 | while (protos != NULL((void*)0))
8983 | {
8984 | proto_id = GPOINTER_TO_INT(wmem_list_frame_data(protos))((gint) (glong) (wmem_list_frame_data(protos)));
8985 | proto_name = proto_get_protocol_filter_name(proto_id);
8986 |
8987 | if (is_ip && ((!strcmp(proto_name, "ip")) ||
8988 | (!strcmp(proto_name, "ipv6")))) {
8989 | *is_ip = true1;
8990 | } else if (is_tcp && !strcmp(proto_name, "tcp")) {
8991 | *is_tcp = true1;
8992 | } else if (is_udp && !strcmp(proto_name, "udp")) {
8993 | *is_udp = true1;
8994 | } else if (is_sctp && !strcmp(proto_name, "sctp")) {
8995 | *is_sctp = true1;
8996 | } else if (is_tls && !strcmp(proto_name, "tls")) {
8997 | *is_tls = true1;
8998 | } else if (is_rtp && !strcmp(proto_name, "rtp")) {
8999 | *is_rtp = true1;
9000 | } else if (is_lte_rlc && (!strcmp(proto_name, "rlc-lte") || !strcmp(proto_name, "rlc-nr"))) {
9001 | *is_lte_rlc = true1;
9002 | }
9003 |
9004 | protos = wmem_list_frame_next(protos);
9005 | }
9006 | }
9007 |
9008 | bool_Bool
9009 | proto_is_frame_protocol(const wmem_list_t *layers, const char* proto_name)
9010 | {
9011 | wmem_list_frame_t *protos = wmem_list_head(layers);
9012 | int proto_id;
9013 | const char *name;
9014 |
9015 | /* Walk the list of a available protocols in the packet and
9016 | attempt to find the specified protocol. */
9017 | while (protos != NULL((void*)0))
9018 | {
9019 | proto_id = GPOINTER_TO_INT(wmem_list_frame_data(protos))((gint) (glong) (wmem_list_frame_data(protos)));
9020 | name = proto_get_protocol_filter_name(proto_id);
9021 |
9022 | if (!strcmp(name, proto_name))
9023 | {
9024 | return true1;
9025 | }
9026 |
9027 | protos = wmem_list_frame_next(protos);
9028 | }
9029 |
9030 | return false0;
9031 | }
9032 |
9033 | char *
9034 | proto_list_layers(const packet_info *pinfo)
9035 | {
9036 | wmem_strbuf_t *buf;
9037 | wmem_list_frame_t *layers = wmem_list_head(pinfo->layers);
9038 |
9039 | buf = wmem_strbuf_new_sized(pinfo->pool, 128);
9040 |
9041 | /* Walk the list of layers in the packet and
9042 | return a string of all entries. */
9043 | while (layers != NULL((void*)0))
9044 | {
9045 | wmem_strbuf_append(buf, proto_get_protocol_filter_name(GPOINTER_TO_UINT(wmem_list_frame_data(layers))((guint) (gulong) (wmem_list_frame_data(layers)))));
9046 |
9047 | layers = wmem_list_frame_next(layers);
9048 | if (layers != NULL((void*)0)) {
9049 | wmem_strbuf_append_c(buf, ':');
9050 | }
9051 | }
9052 |
9053 | return wmem_strbuf_finalize(buf);
9054 | }
9055 |
9056 | uint8_t
9057 | proto_get_layer_num(const packet_info *pinfo, const int proto_id)
9058 | {
9059 | int *proto_layer_num_ptr;
9060 |
9061 | proto_layer_num_ptr = wmem_map_lookup(pinfo->proto_layers, GINT_TO_POINTER(proto_id)((gpointer) (glong) (proto_id)));
9062 | if (proto_layer_num_ptr == NULL((void*)0)) {
9063 | return 0;
9064 | }
9065 |
9066 | return (uint8_t)*proto_layer_num_ptr;
9067 | }
9068 |
9069 | bool_Bool
9070 | proto_is_pino(const protocol_t *protocol)
9071 | {
9072 | return (protocol->parent_proto_id != -1);
9073 | }
9074 |
9075 | bool_Bool
9076 | proto_is_bytes_pino(const protocol_t *protocol)
9077 | {
9078 | header_field_info *hfinfo;
9079 |
9080 | if (!proto_is_pino(protocol))
9081 | return false0;
9082 |
9083 | PROTO_REGISTRAR_GET_NTH(protocol->proto_id, hfinfo)if((protocol->proto_id == 0 || (unsigned)protocol->proto_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 9083 , __func__, "Unregistered hf! index=%d", protocol->proto_id ); ((void) ((protocol->proto_id > 0 && (unsigned )protocol->proto_id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 9083, "protocol->proto_id > 0 && (unsigned)protocol->proto_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[protocol-> proto_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 9083, "gpa_hfinfo.hfi[protocol->proto_id] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[protocol->proto_id];;
9084 | return hfinfo->type != FT_PROTOCOL;
9085 | }
9086 |
9087 | bool_Bool
9088 | // NOLINTNEXTLINE(misc-no-recursion)
9089 | proto_is_protocol_enabled(const protocol_t *protocol)
9090 | {
9091 | if (protocol == NULL((void*)0))
9092 | return false0;
9093 |
9094 | //parent protocol determines enable/disable for helper dissectors
9095 | if (proto_is_pino(protocol))
9096 | return proto_is_protocol_enabled(find_protocol_by_id(protocol->parent_proto_id));
9097 |
9098 | return protocol->is_enabled;
9099 | }
9100 |
9101 | bool_Bool
9102 | // NOLINTNEXTLINE(misc-no-recursion)
9103 | proto_is_protocol_enabled_by_default(const protocol_t *protocol)
9104 | {
9105 | //parent protocol determines enable/disable for helper dissectors
9106 | if (proto_is_pino(protocol))
9107 | return proto_is_protocol_enabled_by_default(find_protocol_by_id(protocol->parent_proto_id));
9108 |
9109 | return protocol->enabled_by_default;
9110 | }
9111 |
9112 | bool_Bool
9113 | // NOLINTNEXTLINE(misc-no-recursion)
9114 | proto_can_toggle_protocol(const int proto_id)
9115 | {
9116 | protocol_t *protocol;
9117 |
9118 | protocol = find_protocol_by_id(proto_id);
9119 | //parent protocol determines toggling for helper dissectors
9120 | if (proto_is_pino(protocol))
9121 | return proto_can_toggle_protocol(protocol->parent_proto_id);
9122 |
9123 | return protocol->can_toggle;
9124 | }
9125 |
9126 | void
9127 | proto_disable_by_default(const int proto_id)
9128 | {
9129 | protocol_t *protocol;
9130 |
9131 | protocol = find_protocol_by_id(proto_id);
9132 | DISSECTOR_ASSERT(protocol->can_toggle)((void) ((protocol->can_toggle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 9132, "protocol->can_toggle" ))));
9133 | DISSECTOR_ASSERT(proto_is_pino(protocol) == false)((void) ((proto_is_pino(protocol) == 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 9133, "proto_is_pino(protocol) == 0" ))));
9134 | protocol->is_enabled = false0;
9135 | protocol->enabled_by_default = false0;
9136 | }
9137 |
9138 | void
9139 | proto_set_decoding(const int proto_id, const bool_Bool enabled)
9140 | {
9141 | protocol_t *protocol;
9142 |
9143 | protocol = find_protocol_by_id(proto_id);
9144 | DISSECTOR_ASSERT(protocol->can_toggle)((void) ((protocol->can_toggle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 9144, "protocol->can_toggle" ))));
9145 | DISSECTOR_ASSERT(proto_is_pino(protocol) == false)((void) ((proto_is_pino(protocol) == 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 9145, "proto_is_pino(protocol) == 0" ))));
9146 | protocol->is_enabled = enabled;
9147 | }
9148 |
9149 | void
9150 | proto_disable_all(void)
9151 | {
9152 | /* This doesn't explicitly disable heuristic protocols,
9153 | * but the heuristic doesn't get called if the parent
9154 | * protocol isn't enabled.
9155 | */
9156 | protocol_t *protocol;
9157 | GList *list_item = protocols;
9158 |
9159 | if (protocols == NULL((void*)0))
9160 | return;
9161 |
9162 | while (list_item) {
9163 | protocol = (protocol_t *)list_item->data;
9164 | if (protocol->can_toggle) {
9165 | protocol->is_enabled = false0;
9166 | }
9167 | list_item = g_list_next(list_item)((list_item) ? (((GList *)(list_item))->next) : ((void*)0) );
9168 | }
9169 | }
9170 |
9171 | static void
9172 | heur_reenable_cb(void *data, void *user_data _U___attribute__((unused)))
9173 | {
9174 | heur_dtbl_entry_t *heur = (heur_dtbl_entry_t*)data;
9175 |
9176 | heur->enabled = heur->enabled_by_default;
9177 | }
9178 |
9179 | void
9180 | proto_reenable_all(void)
9181 | {
9182 | protocol_t *protocol;
9183 | GList *list_item = protocols;
9184 |
9185 | if (protocols == NULL((void*)0))
9186 | return;
9187 |
9188 | while (list_item) {
9189 | protocol = (protocol_t *)list_item->data;
9190 | if (protocol->can_toggle)
9191 | protocol->is_enabled = protocol->enabled_by_default;
9192 | proto_heuristic_dissector_foreach(protocol, heur_reenable_cb, NULL((void*)0));
9193 | list_item = g_list_next(list_item)((list_item) ? (((GList *)(list_item))->next) : ((void*)0) );
9194 | }
9195 | }
9196 |
9197 | void
9198 | proto_set_cant_toggle(const int proto_id)
9199 | {
9200 | protocol_t *protocol;
9201 |
9202 | protocol = find_protocol_by_id(proto_id);
9203 | protocol->can_toggle = false0;
9204 | }
9205 |
9206 | static int
9207 | proto_register_field_common(protocol_t *proto, header_field_info *hfi, const int parent)
9208 | {
9209 | g_ptr_array_add(proto->fields, hfi);
9210 |
9211 | return proto_register_field_init(hfi, parent);
9212 | }
9213 |
9214 | /* for use with static arrays only, since we don't allocate our own copies
9215 | of the header_field_info struct contained within the hf_register_info struct */
9216 | void
9217 | proto_register_field_array(const int parent, hf_register_info *hf, const int num_records)
9218 | {
9219 | hf_register_info *ptr = hf;
9220 | protocol_t *proto;
9221 | int i;
9222 |
9223 | proto = find_protocol_by_id(parent);
9224 |
9225 | /* if (proto == NULL) - error or return? */
9226 |
9227 | if (proto->fields == NULL((void*)0)) {
9228 | /* Ironically, the NEW_PROTO_TREE_API was removed shortly before
9229 | * GLib introduced g_ptr_array_new_from_array, which might have
9230 | * given a reason to actually use it. (#17774)
9231 | */
9232 | proto->fields = g_ptr_array_sized_new(num_records);
9233 | }
9234 |
9235 | for (i = 0; i < num_records; i++, ptr++) {
9236 | /*
9237 | * Make sure we haven't registered this yet.
9238 | * Most fields have variables associated with them that
9239 | * are initialized to 0; some are initialized to -1 (which
9240 | * was the standard before 4.4).
9241 | *
9242 | * XXX - Since this is called almost 300000 times at startup,
9243 | * it might be nice to compare to only 0 and require
9244 | * dissectors to pass in zero for unregistered fields.
9245 | */
9246 | if (*ptr->p_id != -1 && *ptr->p_id != 0) {
9247 | REPORT_DISSECTOR_BUG(proto_report_dissector_bug("Duplicate field detected in call to proto_register_field_array: %s is already registered" , ptr->hfinfo.abbrev)
9248 | "Duplicate field detected in call to proto_register_field_array: %s is already registered",proto_report_dissector_bug("Duplicate field detected in call to proto_register_field_array: %s is already registered" , ptr->hfinfo.abbrev)
9249 | ptr->hfinfo.abbrev)proto_report_dissector_bug("Duplicate field detected in call to proto_register_field_array: %s is already registered" , ptr->hfinfo.abbrev);
9250 | return;
9251 | }
9252 |
9253 | *ptr->p_id = proto_register_field_common(proto, &ptr->hfinfo, parent);
9254 | }
9255 | }
9256 |
9257 | /* deregister already registered fields */
9258 | void
9259 | proto_deregister_field (const int parent, int hf_id)
9260 | {
9261 | header_field_info *hfi;
9262 | protocol_t *proto;
9263 | unsigned i;
9264 |
9265 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
9266 | last_field_name = NULL((void*)0);
9267 |
9268 | if (hf_id == -1 || hf_id == 0)
9269 | return;
9270 |
9271 | proto = find_protocol_by_id (parent);
9272 | if (!proto || proto->fields == NULL((void*)0)) {
9273 | return;
9274 | }
9275 |
9276 | for (i = 0; i < proto->fields->len; i++) {
9277 | hfi = (header_field_info *)g_ptr_array_index(proto->fields, i)((proto->fields)->pdata)[i];
9278 | if (hfi->id == hf_id) {
9279 | /* Found the hf_id in this protocol */
9280 | wmem_map_remove(gpa_name_map, hfi->abbrev);
9281 | g_ptr_array_remove_index_fast(proto->fields, i);
9282 | g_ptr_array_add(deregistered_fields, gpa_hfinfo.hfi[hf_id]);
9283 | return;
9284 | }
9285 | }
9286 | }
9287 |
9288 | /* Deregister all registered fields starting with a prefix. Use for dynamic registered fields only! */
9289 | void
9290 | proto_deregister_all_fields_with_prefix(const int parent, const char *prefix)
9291 | {
9292 | header_field_info *hfinfo;
9293 | protocol_t *proto;
9294 |
9295 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
9296 | last_field_name = NULL((void*)0);
9297 |
9298 | proto = find_protocol_by_id(parent);
9299 | if (proto && proto->fields && proto->fields->len > 0) {
9300 | unsigned i = proto->fields->len;
9301 | do {
9302 | i--;
9303 |
9304 | hfinfo = (header_field_info *)g_ptr_array_index(proto->fields, i)((proto->fields)->pdata)[i];
9305 | if (g_str_has_prefix(hfinfo->abbrev, prefix)(__builtin_constant_p (prefix)? __extension__ ({ const char * const __str = (hfinfo->abbrev); const char * const __prefix = (prefix); gboolean __result = (0); if (__str == ((void*)0) || __prefix == ((void*)0)) __result = (g_str_has_prefix) (__str , __prefix); else { const size_t __str_len = strlen (((__str) + !(__str))); const size_t __prefix_len = strlen (((__prefix ) + !(__prefix))); if (__str_len >= __prefix_len) __result = memcmp (((__str) + !(__str)), ((__prefix) + !(__prefix)), __prefix_len ) == 0; } __result; }) : (g_str_has_prefix) (hfinfo->abbrev , prefix) )) {
9306 | hfinfo_remove_from_gpa_name_map(hfinfo);
9307 | expert_deregister_expertinfo(hfinfo->abbrev);
9308 | g_ptr_array_add(deregistered_fields, gpa_hfinfo.hfi[hfinfo->id]);
9309 | g_ptr_array_remove_index_fast(proto->fields, i);
9310 | }
9311 | } while (i > 0);
9312 | }
9313 | }
9314 |
9315 | void
9316 | proto_add_deregistered_data (void *data)
9317 | {
9318 | g_ptr_array_add(deregistered_data, data);
9319 | }
9320 |
9321 | void
9322 | proto_add_deregistered_slice (size_t block_size, void *mem_block)
9323 | {
9324 | struct g_slice_data *slice_data = g_slice_new(struct g_slice_data)((struct g_slice_data*) g_slice_alloc ((sizeof (struct g_slice_data ) > 0 ? sizeof (struct g_slice_data) : 1)));
9325 |
9326 | slice_data->block_size = block_size;
9327 | slice_data->mem_block = mem_block;
9328 |
9329 | g_ptr_array_add(deregistered_slice, slice_data);
9330 | }
9331 |
9332 | void proto_free_field_strings (ftenum_t field_type, unsigned int field_display, const void *field_strings)
9333 | {
9334 | if (field_strings == NULL((void*)0)) {
9335 | return;
9336 | }
9337 |
9338 | switch (field_type) {
9339 | case FT_FRAMENUM:
9340 | /* This is just an integer represented as a pointer */
9341 | break;
9342 | case FT_PROTOCOL: {
9343 | protocol_t *protocol = (protocol_t *)field_strings;
9344 | g_free((char *)protocol->short_name)(__builtin_object_size (((char *)protocol->short_name), 0) != ((size_t) - 1)) ? g_free_sized ((char *)protocol->short_name , __builtin_object_size (((char *)protocol->short_name), 0 )) : (g_free) ((char *)protocol->short_name);
9345 | break;
9346 | }
9347 | case FT_BOOLEAN: {
9348 | true_false_string *tf = (true_false_string *)field_strings;
9349 | g_free((char *)tf->true_string)(__builtin_object_size (((char *)tf->true_string), 0) != ( (size_t) - 1)) ? g_free_sized ((char *)tf->true_string, __builtin_object_size (((char *)tf->true_string), 0)) : (g_free) ((char *)tf-> true_string);
9350 | g_free((char *)tf->false_string)(__builtin_object_size (((char *)tf->false_string), 0) != ( (size_t) - 1)) ? g_free_sized ((char *)tf->false_string, __builtin_object_size (((char *)tf->false_string), 0)) : (g_free) ((char *)tf-> false_string);
9351 | break;
9352 | }
9353 | case FT_UINT40:
9354 | case FT_INT40:
9355 | case FT_UINT48:
9356 | case FT_INT48:
9357 | case FT_UINT56:
9358 | case FT_INT56:
9359 | case FT_UINT64:
9360 | case FT_INT64: {
9361 | if (field_display & BASE_UNIT_STRING0x00001000) {
9362 | unit_name_string *unit = (unit_name_string *)field_strings;
9363 | g_free((char *)unit->singular)(__builtin_object_size (((char *)unit->singular), 0) != (( size_t) - 1)) ? g_free_sized ((char *)unit->singular, __builtin_object_size (((char *)unit->singular), 0)) : (g_free) ((char *)unit-> singular);
9364 | g_free((char *)unit->plural)(__builtin_object_size (((char *)unit->plural), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)unit->plural, __builtin_object_size (((char *)unit->plural), 0)) : (g_free) ((char *)unit-> plural);
9365 | } else if (field_display & BASE_RANGE_STRING0x00000100) {
9366 | range_string *rs = (range_string *)field_strings;
9367 | while (rs->strptr) {
9368 | g_free((char *)rs->strptr)(__builtin_object_size (((char *)rs->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)rs->strptr, __builtin_object_size (((char *)rs->strptr), 0)) : (g_free) ((char *)rs->strptr );
9369 | rs++;
9370 | }
9371 | } else if (field_display & BASE_EXT_STRING0x00000200) {
9372 | val64_string_ext *vse = (val64_string_ext *)field_strings;
9373 | val64_string *vs = (val64_string *)vse->_vs_p;
9374 | while (vs->strptr) {
9375 | g_free((char *)vs->strptr)(__builtin_object_size (((char *)vs->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)vs->strptr, __builtin_object_size (((char *)vs->strptr), 0)) : (g_free) ((char *)vs->strptr );
9376 | vs++;
9377 | }
9378 | val64_string_ext_free(vse);
9379 | field_strings = NULL((void*)0);
9380 | } else if (field_display == BASE_CUSTOM) {
9381 | /* this will be a pointer to a function, don't free that */
9382 | field_strings = NULL((void*)0);
9383 | } else {
9384 | val64_string *vs64 = (val64_string *)field_strings;
9385 | while (vs64->strptr) {
9386 | g_free((char *)vs64->strptr)(__builtin_object_size (((char *)vs64->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)vs64->strptr, __builtin_object_size (((char *)vs64->strptr), 0)) : (g_free) ((char *)vs64-> strptr);
9387 | vs64++;
9388 | }
9389 | }
9390 | break;
9391 | }
9392 | case FT_CHAR:
9393 | case FT_UINT8:
9394 | case FT_INT8:
9395 | case FT_UINT16:
9396 | case FT_INT16:
9397 | case FT_UINT24:
9398 | case FT_INT24:
9399 | case FT_UINT32:
9400 | case FT_INT32:
9401 | case FT_FLOAT:
9402 | case FT_DOUBLE: {
9403 | if (field_display & BASE_UNIT_STRING0x00001000) {
9404 | unit_name_string *unit = (unit_name_string *)field_strings;
9405 | g_free((char *)unit->singular)(__builtin_object_size (((char *)unit->singular), 0) != (( size_t) - 1)) ? g_free_sized ((char *)unit->singular, __builtin_object_size (((char *)unit->singular), 0)) : (g_free) ((char *)unit-> singular);
9406 | g_free((char *)unit->plural)(__builtin_object_size (((char *)unit->plural), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)unit->plural, __builtin_object_size (((char *)unit->plural), 0)) : (g_free) ((char *)unit-> plural);
9407 | } else if (field_display & BASE_RANGE_STRING0x00000100) {
9408 | range_string *rs = (range_string *)field_strings;
9409 | while (rs->strptr) {
9410 | g_free((char *)rs->strptr)(__builtin_object_size (((char *)rs->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)rs->strptr, __builtin_object_size (((char *)rs->strptr), 0)) : (g_free) ((char *)rs->strptr );
9411 | rs++;
9412 | }
9413 | } else if (field_display & BASE_EXT_STRING0x00000200) {
9414 | value_string_ext *vse = (value_string_ext *)field_strings;
9415 | value_string *vs = (value_string *)vse->_vs_p;
9416 | while (vs->strptr) {
9417 | g_free((char *)vs->strptr)(__builtin_object_size (((char *)vs->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)vs->strptr, __builtin_object_size (((char *)vs->strptr), 0)) : (g_free) ((char *)vs->strptr );
9418 | vs++;
9419 | }
9420 | value_string_ext_free(vse);
9421 | field_strings = NULL((void*)0);
9422 | } else if (field_display == BASE_CUSTOM) {
9423 | /* this will be a pointer to a function, don't free that */
9424 | field_strings = NULL((void*)0);
9425 | } else {
9426 | value_string *vs = (value_string *)field_strings;
9427 | while (vs->strptr) {
9428 | g_free((char *)vs->strptr)(__builtin_object_size (((char *)vs->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)vs->strptr, __builtin_object_size (((char *)vs->strptr), 0)) : (g_free) ((char *)vs->strptr );
9429 | vs++;
9430 | }
9431 | }
9432 | break;
9433 | default:
9434 | break;
9435 | }
9436 | }
9437 |
9438 | if (field_type != FT_FRAMENUM) {
9439 | g_free((void *)field_strings)(__builtin_object_size (((void *)field_strings), 0) != ((size_t ) - 1)) ? g_free_sized ((void *)field_strings, __builtin_object_size (((void *)field_strings), 0)) : (g_free) ((void *)field_strings );
9440 | }
9441 | }
9442 |
9443 | static void
9444 | free_deregistered_field (void *data, void *user_data _U___attribute__((unused)))
9445 | {
9446 | header_field_info *hfi = (header_field_info *) data;
9447 | int hf_id = hfi->id;
9448 |
9449 | g_free((char *)hfi->name)(__builtin_object_size (((char *)hfi->name), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)hfi->name, __builtin_object_size (((char *)hfi->name), 0)) : (g_free) ((char *)hfi->name );
9450 | g_free((char *)hfi->abbrev)(__builtin_object_size (((char *)hfi->abbrev), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)hfi->abbrev, __builtin_object_size (((char *)hfi->abbrev), 0)) : (g_free) ((char *)hfi->abbrev );
9451 | g_free((char *)hfi->blurb)(__builtin_object_size (((char *)hfi->blurb), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)hfi->blurb, __builtin_object_size (((char *)hfi->blurb), 0)) : (g_free) ((char *)hfi->blurb );
9452 |
9453 | proto_free_field_strings(hfi->type, hfi->display, hfi->strings);
9454 |
9455 | if (hfi->parent == -1)
9456 | g_slice_free(header_field_info, hfi)do { if (1) g_slice_free1 (sizeof (header_field_info), (hfi)) ; else (void) ((header_field_info*) 0 == (hfi)); } while (0);
9457 |
9458 | gpa_hfinfo.hfi[hf_id] = NULL((void*)0); /* Invalidate this hf_id / proto_id */
9459 | }
9460 |
9461 | static void
9462 | free_deregistered_data (void *data, void *user_data _U___attribute__((unused)))
9463 | {
9464 | g_free (data)(__builtin_object_size ((data), 0) != ((size_t) - 1)) ? g_free_sized (data, __builtin_object_size ((data), 0)) : (g_free) (data);
9465 | }
9466 |
9467 | static void
9468 | free_deregistered_slice (void *data, void *user_data _U___attribute__((unused)))
9469 | {
9470 | struct g_slice_data *slice_data = (struct g_slice_data *)data;
9471 |
9472 | g_slice_free1(slice_data->block_size, slice_data->mem_block);
9473 | g_slice_free(struct g_slice_data, slice_data)do { if (1) g_slice_free1 (sizeof (struct g_slice_data), (slice_data )); else (void) ((struct g_slice_data*) 0 == (slice_data)); } while (0);
9474 | }
9475 |
9476 | /* free deregistered fields and data */
9477 | void
9478 | proto_free_deregistered_fields (void)
9479 | {
9480 | expert_free_deregistered_expertinfos();
9481 |
9482 | g_ptr_array_foreach(deregistered_fields, free_deregistered_field, NULL((void*)0));
9483 | g_ptr_array_free(deregistered_fields, true1);
9484 | deregistered_fields = g_ptr_array_new();
9485 |
9486 | g_ptr_array_foreach(deregistered_data, free_deregistered_data, NULL((void*)0));
9487 | g_ptr_array_free(deregistered_data, true1);
9488 | deregistered_data = g_ptr_array_new();
9489 |
9490 | g_ptr_array_foreach(deregistered_slice, free_deregistered_slice, NULL((void*)0));
9491 | g_ptr_array_free(deregistered_slice, true1);
9492 | deregistered_slice = g_ptr_array_new();
9493 | }
9494 |
9495 | static const value_string hf_display[] = {
9496 | { BASE_NONE, "BASE_NONE" },
9497 | { BASE_DEC, "BASE_DEC" },
9498 | { BASE_HEX, "BASE_HEX" },
9499 | { BASE_OCT, "BASE_OCT" },
9500 | { BASE_DEC_HEX, "BASE_DEC_HEX" },
9501 | { BASE_HEX_DEC, "BASE_HEX_DEC" },
9502 | { BASE_CUSTOM, "BASE_CUSTOM" },
9503 | { BASE_NONE|BASE_RANGE_STRING0x00000100, "BASE_NONE|BASE_RANGE_STRING" },
9504 | { BASE_DEC|BASE_RANGE_STRING0x00000100, "BASE_DEC|BASE_RANGE_STRING" },
9505 | { BASE_HEX|BASE_RANGE_STRING0x00000100, "BASE_HEX|BASE_RANGE_STRING" },
9506 | { BASE_OCT|BASE_RANGE_STRING0x00000100, "BASE_OCT|BASE_RANGE_STRING" },
9507 | { BASE_DEC_HEX|BASE_RANGE_STRING0x00000100, "BASE_DEC_HEX|BASE_RANGE_STRING" },
9508 | { BASE_HEX_DEC|BASE_RANGE_STRING0x00000100, "BASE_HEX_DEC|BASE_RANGE_STRING" },
9509 | { BASE_CUSTOM|BASE_RANGE_STRING0x00000100, "BASE_CUSTOM|BASE_RANGE_STRING" },
9510 | { BASE_NONE|BASE_VAL64_STRING0x00000400, "BASE_NONE|BASE_VAL64_STRING" },
9511 | { BASE_DEC|BASE_VAL64_STRING0x00000400, "BASE_DEC|BASE_VAL64_STRING" },
9512 | { BASE_HEX|BASE_VAL64_STRING0x00000400, "BASE_HEX|BASE_VAL64_STRING" },
9513 | { BASE_OCT|BASE_VAL64_STRING0x00000400, "BASE_OCT|BASE_VAL64_STRING" },
9514 | { BASE_DEC_HEX|BASE_VAL64_STRING0x00000400, "BASE_DEC_HEX|BASE_VAL64_STRING" },
9515 | { BASE_HEX_DEC|BASE_VAL64_STRING0x00000400, "BASE_HEX_DEC|BASE_VAL64_STRING" },
9516 | { BASE_CUSTOM|BASE_VAL64_STRING0x00000400, "BASE_CUSTOM|BASE_VAL64_STRING" },
9517 | { ABSOLUTE_TIME_LOCAL, "ABSOLUTE_TIME_LOCAL" },
9518 | { ABSOLUTE_TIME_UTC, "ABSOLUTE_TIME_UTC" },
9519 | { ABSOLUTE_TIME_DOY_UTC, "ABSOLUTE_TIME_DOY_UTC" },
9520 | { BASE_PT_UDP, "BASE_PT_UDP" },
9521 | { BASE_PT_TCP, "BASE_PT_TCP" },
9522 | { BASE_PT_DCCP, "BASE_PT_DCCP" },
9523 | { BASE_PT_SCTP, "BASE_PT_SCTP" },
9524 | { BASE_OUI, "BASE_OUI" },
9525 | { 0, NULL((void*)0) } };
9526 |
9527 | const char* proto_field_display_to_string(int field_display)
9528 | {
9529 | return val_to_str_const(field_display, hf_display, "Unknown");
9530 | }
9531 |
9532 | static inline port_type
9533 | display_to_port_type(field_display_e e)
9534 | {
9535 | switch (e) {
9536 | case BASE_PT_UDP:
9537 | return PT_UDP;
9538 | case BASE_PT_TCP:
9539 | return PT_TCP;
9540 | case BASE_PT_DCCP:
9541 | return PT_DCCP;
9542 | case BASE_PT_SCTP:
9543 | return PT_SCTP;
9544 | default:
9545 | break;
9546 | }
9547 | return PT_NONE;
9548 | }
9549 |
9550 | /* temporary function containing assert part for easier profiling */
9551 | static void
9552 | tmp_fld_check_assert(header_field_info *hfinfo)
9553 | {
9554 | char* tmp_str;
9555 |
9556 | /* The field must have a name (with length > 0) */
9557 | if (!hfinfo->name || !hfinfo->name[0]) {
9558 | if (hfinfo->abbrev)
9559 | /* Try to identify the field */
9560 | REPORT_DISSECTOR_BUG("Field (abbrev='%s') does not have a name",proto_report_dissector_bug("Field (abbrev='%s') does not have a name" , hfinfo->abbrev)
9561 | hfinfo->abbrev)proto_report_dissector_bug("Field (abbrev='%s') does not have a name" , hfinfo->abbrev);
9562 | else
9563 | /* Hum, no luck */
9564 | REPORT_DISSECTOR_BUG("Field does not have a name (nor an abbreviation)")proto_report_dissector_bug("Field does not have a name (nor an abbreviation)" );
9565 | }
9566 |
9567 | /* fields with an empty string for an abbreviation aren't filterable */
9568 | if (!hfinfo->abbrev || !hfinfo->abbrev[0])
9569 | REPORT_DISSECTOR_BUG("Field '%s' does not have an abbreviation", hfinfo->name)proto_report_dissector_bug("Field '%s' does not have an abbreviation" , hfinfo->name);
9570 |
9571 | /* TODO: This check is a significant percentage of startup time (~10%),
9572 | although not nearly as slow as what's enabled by ENABLE_CHECK_FILTER.
9573 | It might be nice to have a way to disable this check when, e.g.,
9574 | running TShark many times with the same configuration. */
9575 | /* Check that the filter name (abbreviation) is legal;
9576 | * it must contain only alphanumerics, '-', "_", and ".". */
9577 | unsigned char c;
9578 | c = module_check_valid_name(hfinfo->abbrev, false0);
9579 | if (c) {
9580 | if (c == '.') {
9581 | REPORT_DISSECTOR_BUG("Invalid leading, duplicated or trailing '.' found in filter name '%s'", hfinfo->abbrev)proto_report_dissector_bug("Invalid leading, duplicated or trailing '.' found in filter name '%s'" , hfinfo->abbrev);
9582 | } else if (g_ascii_isprint(c)((g_ascii_table[(guchar) (c)] & G_ASCII_PRINT) != 0)) {
9583 | REPORT_DISSECTOR_BUG("Invalid character '%c' in filter name '%s'", c, hfinfo->abbrev)proto_report_dissector_bug("Invalid character '%c' in filter name '%s'" , c, hfinfo->abbrev);
9584 | } else {
9585 | REPORT_DISSECTOR_BUG("Invalid byte \\%03o in filter name '%s'", c, hfinfo->abbrev)proto_report_dissector_bug("Invalid byte \\%03o in filter name '%s'" , c, hfinfo->abbrev);
9586 | }
9587 | }
9588 |
9589 | /* These types of fields are allowed to have value_strings,
9590 | * true_false_strings or a protocol_t struct
9591 | */
9592 | if (hfinfo->strings != NULL((void*)0) && FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) != BASE_CUSTOM) {
9593 | switch (hfinfo->type) {
9594 |
9595 | /*
9596 | * These types are allowed to support display value_strings,
9597 | * value64_strings, the extended versions of the previous
9598 | * two, range strings, or unit strings.
9599 | */
9600 | case FT_CHAR:
9601 | case FT_UINT8:
9602 | case FT_UINT16:
9603 | case FT_UINT24:
9604 | case FT_UINT32:
9605 | case FT_UINT40:
9606 | case FT_UINT48:
9607 | case FT_UINT56:
9608 | case FT_UINT64:
9609 | case FT_INT8:
9610 | case FT_INT16:
9611 | case FT_INT24:
9612 | case FT_INT32:
9613 | case FT_INT40:
9614 | case FT_INT48:
9615 | case FT_INT56:
9616 | case FT_INT64:
9617 | case FT_BOOLEAN:
9618 | case FT_PROTOCOL:
9619 | break;
9620 |
9621 | /*
9622 | * This is allowed to have a value of type
9623 | * enum ft_framenum_type to indicate what relationship
9624 | * the frame in question has to the frame in which
9625 | * the field is put.
9626 | */
9627 | case FT_FRAMENUM:
9628 | break;
9629 |
9630 | /*
9631 | * These types are allowed to support only unit strings.
9632 | */
9633 | case FT_FLOAT:
9634 | case FT_DOUBLE:
9635 | case FT_IEEE_11073_SFLOAT:
9636 | case FT_IEEE_11073_FLOAT:
9637 | if (!(hfinfo->display & BASE_UNIT_STRING0x00001000)) {
9638 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has a non-unit-strings 'strings' value but is of type %s"proto_report_dissector_bug("Field '%s' (%s) has a non-unit-strings 'strings' value but is of type %s" " (which is only allowed to have unit strings)", hfinfo-> name, hfinfo->abbrev, ftype_name(hfinfo->type))
9639 | " (which is only allowed to have unit strings)",proto_report_dissector_bug("Field '%s' (%s) has a non-unit-strings 'strings' value but is of type %s" " (which is only allowed to have unit strings)", hfinfo-> name, hfinfo->abbrev, ftype_name(hfinfo->type))
9640 | hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has a non-unit-strings 'strings' value but is of type %s" " (which is only allowed to have unit strings)", hfinfo-> name, hfinfo->abbrev, ftype_name(hfinfo->type));
9641 | }
9642 | break;
9643 |
9644 | /*
9645 | * These types are allowed to support display
9646 | * time_value_strings.
9647 | */
9648 | case FT_ABSOLUTE_TIME:
9649 | if (hfinfo->display & BASE_RANGE_STRING0x00000100 ||
9650 | hfinfo->display & BASE_EXT_STRING0x00000200 ||
9651 | hfinfo->display & BASE_VAL64_STRING0x00000400 ||
9652 | hfinfo->display & BASE_UNIT_STRING0x00001000) {
9653 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has a non-time-value-strings 'strings' value but is of type %s"proto_report_dissector_bug("Field '%s' (%s) has a non-time-value-strings 'strings' value but is of type %s" " (which is only allowed to have time-value strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type))
9654 | " (which is only allowed to have time-value strings)",proto_report_dissector_bug("Field '%s' (%s) has a non-time-value-strings 'strings' value but is of type %s" " (which is only allowed to have time-value strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type))
9655 | hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has a non-time-value-strings 'strings' value but is of type %s" " (which is only allowed to have time-value strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type));
9656 | }
9657 | break;
9658 |
9659 | /*
9660 | * This type is only allowed to support a string if it's
9661 | * a protocol (for pinos).
9662 | */
9663 | case FT_BYTES:
9664 | if (!(hfinfo->display & BASE_PROTOCOL_INFO0x00004000)) {
9665 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has a non-protocol-info 'strings' value but is of type %s"proto_report_dissector_bug("Field '%s' (%s) has a non-protocol-info 'strings' value but is of type %s" " (which is only allowed to have protocol-info strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type))
9666 | " (which is only allowed to have protocol-info strings)",proto_report_dissector_bug("Field '%s' (%s) has a non-protocol-info 'strings' value but is of type %s" " (which is only allowed to have protocol-info strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type))
9667 | hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has a non-protocol-info 'strings' value but is of type %s" " (which is only allowed to have protocol-info strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type));
9668 | }
9669 | break;
9670 |
9671 | default:
9672 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has a 'strings' value but is of type %s"proto_report_dissector_bug("Field '%s' (%s) has a 'strings' value but is of type %s" " (which is not allowed to have strings)", hfinfo->name, hfinfo ->abbrev, ftype_name(hfinfo->type))
9673 | " (which is not allowed to have strings)",proto_report_dissector_bug("Field '%s' (%s) has a 'strings' value but is of type %s" " (which is not allowed to have strings)", hfinfo->name, hfinfo ->abbrev, ftype_name(hfinfo->type))
9674 | hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has a 'strings' value but is of type %s" " (which is not allowed to have strings)", hfinfo->name, hfinfo ->abbrev, ftype_name(hfinfo->type));
9675 | }
9676 | }
9677 |
9678 | /* TODO: This check may slow down startup, and output quite a few warnings.
9679 | It would be good to be able to enable this (and possibly other checks?)
9680 | in non-release builds. */
9681 | #ifdef ENABLE_CHECK_FILTER
9682 | /* Check for duplicate value_string values.
9683 | There are lots that have the same value *and* string, so for now only
9684 | report those that have same value but different string. */
9685 | if ((hfinfo->strings != NULL((void*)0)) &&
9686 | !(hfinfo->display & BASE_RANGE_STRING0x00000100) &&
9687 | !(hfinfo->display & BASE_UNIT_STRING0x00001000) &&
9688 | !((hfinfo->display & FIELD_DISPLAY_E_MASK0xFF) == BASE_CUSTOM) &&
9689 | (
9690 | (hfinfo->type == FT_CHAR) ||
9691 | (hfinfo->type == FT_UINT8) ||
9692 | (hfinfo->type == FT_UINT16) ||
9693 | (hfinfo->type == FT_UINT24) ||
9694 | (hfinfo->type == FT_UINT32) ||
9695 | (hfinfo->type == FT_INT8) ||
9696 | (hfinfo->type == FT_INT16) ||
9697 | (hfinfo->type == FT_INT24) ||
9698 | (hfinfo->type == FT_INT32) )) {
9699 |
9700 | if (hfinfo->display & BASE_EXT_STRING0x00000200) {
9701 | if (hfinfo->display & BASE_VAL64_STRING0x00000400) {
9702 | const val64_string *start_values = VAL64_STRING_EXT_VS_P((const val64_string_ext*)hfinfo->strings)((const val64_string_ext*)hfinfo->strings)->_vs_p;
9703 | CHECK_HF_VALUE(val64_string, PRIu64"l" "u", start_values);
9704 | } else {
9705 | const value_string *start_values = VALUE_STRING_EXT_VS_P((const value_string_ext*)hfinfo->strings)((const value_string_ext*)hfinfo->strings)->_vs_p;
9706 | CHECK_HF_VALUE(value_string, "u", start_values);
9707 | }
9708 | } else {
9709 | const value_string *start_values = (const value_string*)hfinfo->strings;
9710 | CHECK_HF_VALUE(value_string, "u", start_values);
9711 | }
9712 | }
9713 |
9714 | if (hfinfo->type == FT_BOOLEAN) {
9715 | const true_false_string *tfs = (const true_false_string*)hfinfo->strings;
9716 | if (tfs) {
9717 | if (strcmp(tfs->false_string, tfs->true_string) == 0) {
9718 | ws_error("Field '%s' (%s) has identical true and false strings (\"%s\", \"%s\")",ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 9720 , __func__, "Field '%s' (%s) has identical true and false strings (\"%s\", \"%s\")" , hfinfo->name, hfinfo->abbrev, tfs->false_string, tfs ->true_string)
9719 | hfinfo->name, hfinfo->abbrev,ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 9720 , __func__, "Field '%s' (%s) has identical true and false strings (\"%s\", \"%s\")" , hfinfo->name, hfinfo->abbrev, tfs->false_string, tfs ->true_string)
9720 | tfs->false_string, tfs->true_string)ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 9720 , __func__, "Field '%s' (%s) has identical true and false strings (\"%s\", \"%s\")" , hfinfo->name, hfinfo->abbrev, tfs->false_string, tfs ->true_string);
9721 | }
9722 | }
9723 | }
9724 |
9725 | if (hfinfo->display & BASE_RANGE_STRING0x00000100) {
9726 | const range_string *rs = (const range_string*)(hfinfo->strings);
9727 | if (rs) {
9728 | const range_string *this_it = rs;
9729 |
9730 | do {
9731 | if (this_it->value_max < this_it->value_min) {
9732 | ws_warning("value_range_string error: %s (%s) entry for \"%s\" - max(%"PRIu64" 0x%"PRIx64") is less than min(%"PRIu64" 0x%"PRIx64")",do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9736, __func__, "value_range_string error: %s (%s) entry for \"%s\" - max(%" "l" "u"" 0x%""l" "x"") is less than min(%""l" "u"" 0x%""l" "x" ")", hfinfo->name, hfinfo->abbrev, this_it->strptr, this_it ->value_max, this_it->value_max, this_it->value_min, this_it->value_min); } } while (0)
9733 | hfinfo->name, hfinfo->abbrev,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9736, __func__, "value_range_string error: %s (%s) entry for \"%s\" - max(%" "l" "u"" 0x%""l" "x"") is less than min(%""l" "u"" 0x%""l" "x" ")", hfinfo->name, hfinfo->abbrev, this_it->strptr, this_it ->value_max, this_it->value_max, this_it->value_min, this_it->value_min); } } while (0)
9734 | this_it->strptr,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9736, __func__, "value_range_string error: %s (%s) entry for \"%s\" - max(%" "l" "u"" 0x%""l" "x"") is less than min(%""l" "u"" 0x%""l" "x" ")", hfinfo->name, hfinfo->abbrev, this_it->strptr, this_it ->value_max, this_it->value_max, this_it->value_min, this_it->value_min); } } while (0)
9735 | this_it->value_max, this_it->value_max,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9736, __func__, "value_range_string error: %s (%s) entry for \"%s\" - max(%" "l" "u"" 0x%""l" "x"") is less than min(%""l" "u"" 0x%""l" "x" ")", hfinfo->name, hfinfo->abbrev, this_it->strptr, this_it ->value_max, this_it->value_max, this_it->value_min, this_it->value_min); } } while (0)
9736 | this_it->value_min, this_it->value_min)do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9736, __func__, "value_range_string error: %s (%s) entry for \"%s\" - max(%" "l" "u"" 0x%""l" "x"") is less than min(%""l" "u"" 0x%""l" "x" ")", hfinfo->name, hfinfo->abbrev, this_it->strptr, this_it ->value_max, this_it->value_max, this_it->value_min, this_it->value_min); } } while (0);
9737 | ++this_it;
9738 | continue;
9739 | }
9740 |
9741 | for (const range_string *prev_it=rs; prev_it < this_it; ++prev_it) {
9742 | /* Not OK if this one is completely hidden by an earlier one! */
9743 | if ((prev_it->value_min <= this_it->value_min) && (prev_it->value_max >= this_it->value_max)) {
9744 | ws_warning("value_range_string error: %s (%s) hidden by earlier entry "do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9750, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9745 | "(prev=\"%s\": %"PRIu64" 0x%"PRIx64" -> %"PRIu64" 0x%"PRIx64") (this=\"%s\": %"PRIu64" 0x%"PRIx64" -> %"PRIu64" 0x%"PRIx64")",do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9750, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9746 | hfinfo->name, hfinfo->abbrev,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9750, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9747 | prev_it->strptr, prev_it->value_min, prev_it->value_min,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9750, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9748 | prev_it->value_max, prev_it->value_max,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9750, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9749 | this_it->strptr, this_it->value_min, this_it->value_min,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9750, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9750 | this_it->value_max, this_it->value_max)do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9750, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0);
9751 | }
9752 | }
9753 | ++this_it;
9754 | } while (this_it->strptr);
9755 | }
9756 | }
9757 | #endif
9758 |
9759 | switch (hfinfo->type) {
9760 |
9761 | case FT_CHAR:
9762 | /* Require the char type to have BASE_HEX, BASE_OCT,
9763 | * BASE_CUSTOM, or BASE_NONE as its base.
9764 | *
9765 | * If the display value is BASE_NONE and there is a
9766 | * strings conversion then the dissector writer is
9767 | * telling us that the field's numerical value is
9768 | * meaningless; we'll avoid showing the value to the
9769 | * user.
9770 | */
9771 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
9772 | case BASE_HEX:
9773 | case BASE_OCT:
9774 | case BASE_CUSTOM: /* hfinfo_numeric_value_format() treats this as decimal */
9775 | break;
9776 | case BASE_NONE:
9777 | if (hfinfo->strings == NULL((void*)0))
9778 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an integral value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9779 | " but is being displayed as BASE_NONE but"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9780 | " without a strings conversion",proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9781 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9782 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9783 | break;
9784 | default:
9785 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9786 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is a character value (%s)"proto_report_dissector_bug("Field '%s' (%s) is a character value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9787 | " but is being displayed as %s",proto_report_dissector_bug("Field '%s' (%s) is a character value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9788 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is a character value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9789 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is a character value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str);
9790 | //wmem_free(NULL, tmp_str);
9791 | }
9792 | if (hfinfo->display & BASE_UNIT_STRING0x00001000) {
9793 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is a character value (%s) but has a unit string",proto_report_dissector_bug("Field '%s' (%s) is a character value (%s) but has a unit string" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9794 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is a character value (%s) but has a unit string" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9795 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is a character value (%s) but has a unit string" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9796 | }
9797 | break;
9798 | case FT_INT8:
9799 | case FT_INT16:
9800 | case FT_INT24:
9801 | case FT_INT32:
9802 | case FT_INT40:
9803 | case FT_INT48:
9804 | case FT_INT56:
9805 | case FT_INT64:
9806 | /* Hexadecimal and octal are, in printf() and everywhere
9807 | * else, unsigned so don't allow dissectors to register a
9808 | * signed field to be displayed unsigned. (Else how would
9809 | * we display negative values?)
9810 | */
9811 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
9812 | case BASE_HEX:
9813 | case BASE_OCT:
9814 | case BASE_DEC_HEX:
9815 | case BASE_HEX_DEC:
9816 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
9817 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is signed (%s) but is being displayed unsigned (%s)",proto_report_dissector_bug("Field '%s' (%s) is signed (%s) but is being displayed unsigned (%s)" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9818 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is signed (%s) but is being displayed unsigned (%s)" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9819 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is signed (%s) but is being displayed unsigned (%s)" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9820 | //wmem_free(NULL, tmp_str);
9821 | }
9822 | /* FALL THROUGH */
9823 | case FT_UINT8:
9824 | case FT_UINT16:
9825 | case FT_UINT24:
9826 | case FT_UINT32:
9827 | case FT_UINT40:
9828 | case FT_UINT48:
9829 | case FT_UINT56:
9830 | case FT_UINT64:
9831 | if (IS_BASE_PORT(hfinfo->display)(((hfinfo->display)==BASE_PT_UDP||(hfinfo->display)==BASE_PT_TCP ||(hfinfo->display)==BASE_PT_DCCP||(hfinfo->display)==BASE_PT_SCTP ))) {
9832 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9833 | if (hfinfo->type != FT_UINT16) {
9834 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT16, not %s",proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT16, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type))
9835 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT16, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type))
9836 | tmp_str, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT16, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type));
9837 | }
9838 | if (hfinfo->strings != NULL((void*)0)) {
9839 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s (%s) but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9840 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9841 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9842 | }
9843 | if (hfinfo->bitmask != 0) {
9844 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s (%s) but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9845 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9846 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9847 | }
9848 | wmem_free(NULL((void*)0), tmp_str);
9849 | break;
9850 | }
9851 |
9852 | if (hfinfo->display == BASE_OUI) {
9853 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9854 | if (!FT_IS_UINT(hfinfo->type)(((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM ) || ((hfinfo->type) == FT_UINT40 || (hfinfo->type) == FT_UINT48 || (hfinfo->type) == FT_UINT56 || (hfinfo->type) == FT_UINT64 )) || ftype_wire_size(hfinfo->type) < 3) {
9855 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT24, not %s",proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT24, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type))
9856 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT24, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type))
9857 | tmp_str, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT24, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type));
9858 | }
9859 | if (hfinfo->strings != NULL((void*)0)) {
9860 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s (%s) but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9861 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9862 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9863 | }
9864 | /* It can be a FT_UINT24 with a 0 bitmask, or
9865 | * larger with a bitmask with 24 bits set. */
9866 | if ((hfinfo->type != FT_UINT24 || hfinfo->bitmask != 0) && ws_count_ones(hfinfo->bitmask) != 24) {
9867 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s (%s) but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9868 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9869 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9870 | }
9871 | wmem_free(NULL((void*)0), tmp_str);
9872 | break;
9873 | }
9874 |
9875 | /* Require integral types (other than frame number,
9876 | * which is always displayed in decimal) to have a
9877 | * number base.
9878 | *
9879 | * If the display value is BASE_NONE and there is a
9880 | * strings conversion then the dissector writer is
9881 | * telling us that the field's numerical value is
9882 | * meaningless; we'll avoid showing the value to the
9883 | * user.
9884 | */
9885 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
9886 | case BASE_DEC:
9887 | case BASE_HEX:
9888 | case BASE_OCT:
9889 | case BASE_DEC_HEX:
9890 | case BASE_HEX_DEC:
9891 | case BASE_CUSTOM: /* hfinfo_numeric_value_format() treats this as decimal */
9892 | break;
9893 | case BASE_NONE:
9894 | if (hfinfo->strings == NULL((void*)0)) {
9895 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an integral value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9896 | " but is being displayed as BASE_NONE but"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9897 | " without a strings conversion",proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9898 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9899 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9900 | }
9901 | if (hfinfo->display & BASE_SPECIAL_VALS0x00008000) {
9902 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an integral value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " that is being displayed as BASE_NONE but" " with BASE_SPECIAL_VALS" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9903 | " that is being displayed as BASE_NONE but"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " that is being displayed as BASE_NONE but" " with BASE_SPECIAL_VALS" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9904 | " with BASE_SPECIAL_VALS",proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " that is being displayed as BASE_NONE but" " with BASE_SPECIAL_VALS" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9905 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " that is being displayed as BASE_NONE but" " with BASE_SPECIAL_VALS" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9906 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " that is being displayed as BASE_NONE but" " with BASE_SPECIAL_VALS" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9907 | }
9908 | break;
9909 |
9910 | default:
9911 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9912 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an integral value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9913 | " but is being displayed as %s",proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9914 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9915 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str);
9916 | //wmem_free(NULL, tmp_str);
9917 | }
9918 | break;
9919 | case FT_BYTES:
9920 | case FT_UINT_BYTES:
9921 | /* Require bytes to have a "display type" that could
9922 | * add a character between displayed bytes.
9923 | */
9924 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
9925 | case BASE_NONE:
9926 | case SEP_DOT:
9927 | case SEP_DASH:
9928 | case SEP_COLON:
9929 | case SEP_SPACE:
9930 | break;
9931 | default:
9932 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
9933 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an byte array but is being displayed as %s instead of BASE_NONE, SEP_DOT, SEP_DASH, SEP_COLON, or SEP_SPACE",proto_report_dissector_bug("Field '%s' (%s) is an byte array but is being displayed as %s instead of BASE_NONE, SEP_DOT, SEP_DASH, SEP_COLON, or SEP_SPACE" , hfinfo->name, hfinfo->abbrev, tmp_str)
9934 | hfinfo->name, hfinfo->abbrev, tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an byte array but is being displayed as %s instead of BASE_NONE, SEP_DOT, SEP_DASH, SEP_COLON, or SEP_SPACE" , hfinfo->name, hfinfo->abbrev, tmp_str);
9935 | //wmem_free(NULL, tmp_str);
9936 | }
9937 | if (hfinfo->bitmask != 0)
9938 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9939 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9940 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9941 | //allowed to support string if its a protocol (for pinos)
9942 | if ((hfinfo->strings != NULL((void*)0)) && (!(hfinfo->display & BASE_PROTOCOL_INFO0x00004000)))
9943 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9944 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9945 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9946 | break;
9947 |
9948 | case FT_PROTOCOL:
9949 | case FT_FRAMENUM:
9950 | if (hfinfo->display != BASE_NONE) {
9951 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
9952 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE",proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9953 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9954 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9955 | //wmem_free(NULL, tmp_str);
9956 | }
9957 | if (hfinfo->bitmask != 0)
9958 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9959 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9960 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9961 | break;
9962 |
9963 | case FT_BOOLEAN:
9964 | break;
9965 |
9966 | case FT_ABSOLUTE_TIME:
9967 | if (!FIELD_DISPLAY_IS_ABSOLUTE_TIME(hfinfo->display)(((hfinfo->display) & 0xFF) >= ABSOLUTE_TIME_LOCAL && ((hfinfo->display) & 0xFF) <= ABSOLUTE_TIME_UNIX)) {
9968 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
9969 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is a %s but is being displayed as %s instead of as a time",proto_report_dissector_bug("Field '%s' (%s) is a %s but is being displayed as %s instead of as a time" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9970 | hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is a %s but is being displayed as %s instead of as a time" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9971 | //wmem_free(NULL, tmp_str);
9972 | }
9973 | if (hfinfo->bitmask != 0)
9974 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9975 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9976 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9977 | break;
9978 |
9979 | case FT_STRING:
9980 | case FT_STRINGZ:
9981 | case FT_UINT_STRING:
9982 | case FT_STRINGZPAD:
9983 | case FT_STRINGZTRUNC:
9984 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
9985 | case BASE_NONE:
9986 | case BASE_STR_WSP:
9987 | break;
9988 |
9989 | default:
9990 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9991 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an string value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an string value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9992 | " but is being displayed as %s",proto_report_dissector_bug("Field '%s' (%s) is an string value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9993 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an string value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9994 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an string value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str);
9995 | //wmem_free(NULL, tmp_str);
9996 | }
9997 |
9998 | if (hfinfo->bitmask != 0)
9999 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10000 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10001 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
10002 | if (hfinfo->strings != NULL((void*)0))
10003 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10004 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10005 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
10006 | break;
10007 |
10008 | case FT_IPv4:
10009 | switch (hfinfo->display) {
10010 | case BASE_NONE:
10011 | case BASE_NETMASK:
10012 | break;
10013 |
10014 | default:
10015 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
10016 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an IPv4 value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an IPv4 value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
10017 | " but is being displayed as %s",proto_report_dissector_bug("Field '%s' (%s) is an IPv4 value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
10018 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an IPv4 value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
10019 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an IPv4 value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str);
10020 | //wmem_free(NULL, tmp_str);
10021 | break;
10022 | }
10023 | break;
10024 | case FT_FLOAT:
10025 | case FT_DOUBLE:
10026 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
10027 | case BASE_NONE:
10028 | case BASE_DEC:
10029 | case BASE_HEX:
10030 | case BASE_EXP:
10031 | case BASE_CUSTOM:
10032 | break;
10033 | default:
10034 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
10035 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is a float value (%s)"proto_report_dissector_bug("Field '%s' (%s) is a float value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
10036 | " but is being displayed as %s",proto_report_dissector_bug("Field '%s' (%s) is a float value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
10037 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is a float value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
10038 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is a float value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str);
10039 | //wmem_free(NULL, tmp_str);
10040 | }
10041 | if (hfinfo->bitmask != 0)
10042 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10043 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10044 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
10045 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) != BASE_CUSTOM && (hfinfo->strings != NULL((void*)0)) && !(hfinfo->display & BASE_UNIT_STRING0x00001000))
10046 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10047 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10048 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
10049 | break;
10050 | case FT_IEEE_11073_SFLOAT:
10051 | case FT_IEEE_11073_FLOAT:
10052 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) != BASE_NONE) {
10053 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
10054 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE",proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
10055 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
10056 | ftype_name(hfinfo->type),proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
10057 | tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
10058 | //wmem_free(NULL, tmp_str);
10059 | }
10060 | if (hfinfo->bitmask != 0)
10061 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10062 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10063 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
10064 | if ((hfinfo->strings != NULL((void*)0)) && !(hfinfo->display & BASE_UNIT_STRING0x00001000))
10065 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10066 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10067 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
10068 | break;
10069 | default:
10070 | if (hfinfo->display != BASE_NONE) {
10071 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
10072 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE",proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
10073 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
10074 | ftype_name(hfinfo->type),proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
10075 | tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
10076 | //wmem_free(NULL, tmp_str);
10077 | }
10078 | if (hfinfo->bitmask != 0)
10079 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10080 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10081 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
10082 | if (hfinfo->strings != NULL((void*)0))
10083 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10084 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
10085 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
10086 | break;
10087 | }
10088 | }
10089 |
10090 | static void
10091 | register_type_length_mismatch(void)
10092 | {
10093 | static ei_register_info ei[] = {
10094 | { &ei_type_length_mismatch_error, { "_ws.type_length.mismatch", PI_MALFORMED0x07000000, PI_ERROR0x00800000, "Trying to fetch X with length Y", EXPFILL0, ((void*)0), 0, ((void*)0), {0, {((void*)0), ((void*)0), FT_NONE , BASE_NONE, ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE , -1, ((void*)0)}} }},
10095 | { &ei_type_length_mismatch_warn, { "_ws.type_length.mismatch_warn", PI_MALFORMED0x07000000, PI_WARN0x00600000, "Trying to fetch X with length Y", EXPFILL0, ((void*)0), 0, ((void*)0), {0, {((void*)0), ((void*)0), FT_NONE , BASE_NONE, ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE , -1, ((void*)0)}} }},
10096 | };
10097 |
10098 | expert_module_t* expert_type_length_mismatch;
10099 |
10100 | proto_type_length_mismatch = proto_register_protocol("Type Length Mismatch", "Type length mismatch", "_ws.type_length");
10101 |
10102 | expert_type_length_mismatch = expert_register_protocol(proto_type_length_mismatch);
10103 | expert_register_field_array(expert_type_length_mismatch, ei, array_length(ei)(sizeof (ei) / sizeof (ei)[0]));
10104 |
10105 | /* "Type Length Mismatch" isn't really a protocol, it's an error indication;
10106 | disabling them makes no sense. */
10107 | proto_set_cant_toggle(proto_type_length_mismatch);
10108 | }
10109 |
10110 | static void
10111 | register_byte_array_string_decodinws_error(void)
10112 | {
10113 | static ei_register_info ei[] = {
10114 | { &ei_byte_array_string_decoding_failed_error,
10115 | { "_ws.byte_array_string.decoding_error.failed", PI_MALFORMED0x07000000, PI_ERROR0x00800000,
10116 | "Failed to decode byte array from string", EXPFILL0, ((void*)0), 0, ((void*)0), {0, {((void*)0), ((void*)0), FT_NONE , BASE_NONE, ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE , -1, ((void*)0)}}
10117 | }
10118 | },
10119 | };
10120 |
10121 | expert_module_t* expert_byte_array_string_decoding_error;
10122 |
10123 | proto_byte_array_string_decoding_error =
10124 | proto_register_protocol("Byte Array-String Decoding Error",
10125 | "Byte Array-string decoding error",
10126 | "_ws.byte_array_string.decoding_error");
10127 |
10128 | expert_byte_array_string_decoding_error =
10129 | expert_register_protocol(proto_byte_array_string_decoding_error);
10130 | expert_register_field_array(expert_byte_array_string_decoding_error, ei, array_length(ei)(sizeof (ei) / sizeof (ei)[0]));
10131 |
10132 | /* "Byte Array-String Decoding Error" isn't really a protocol, it's an error indication;
10133 | disabling them makes no sense. */
10134 | proto_set_cant_toggle(proto_byte_array_string_decoding_error);
10135 | }
10136 |
10137 | static void
10138 | register_date_time_string_decodinws_error(void)
10139 | {
10140 | static ei_register_info ei[] = {
10141 | { &ei_date_time_string_decoding_failed_error,
10142 | { "_ws.date_time_string.decoding_error.failed", PI_MALFORMED0x07000000, PI_ERROR0x00800000,
10143 | "Failed to decode date and time from string", EXPFILL0, ((void*)0), 0, ((void*)0), {0, {((void*)0), ((void*)0), FT_NONE , BASE_NONE, ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE , -1, ((void*)0)}}
10144 | }
10145 | },
10146 | };
10147 |
10148 | expert_module_t* expert_date_time_string_decoding_error;
10149 |
10150 | proto_date_time_string_decoding_error =
10151 | proto_register_protocol("Date and Time-String Decoding Error",
10152 | "Date and Time-string decoding error",
10153 | "_ws.date_time_string.decoding_error");
10154 |
10155 | expert_date_time_string_decoding_error =
10156 | expert_register_protocol(proto_date_time_string_decoding_error);
10157 | expert_register_field_array(expert_date_time_string_decoding_error, ei, array_length(ei)(sizeof (ei) / sizeof (ei)[0]));
10158 |
10159 | /* "Date and Time-String Decoding Error" isn't really a protocol, it's an error indication;
10160 | disabling them makes no sense. */
10161 | proto_set_cant_toggle(proto_date_time_string_decoding_error);
10162 | }
10163 |
10164 | static void
10165 | register_string_errors(void)
10166 | {
10167 | static ei_register_info ei[] = {
10168 | { &ei_string_trailing_characters,
10169 | { "_ws.string.trailing_stray_characters", PI_UNDECODED0x05000000, PI_WARN0x00600000, "Trailing stray characters", EXPFILL0, ((void*)0), 0, ((void*)0), {0, {((void*)0), ((void*)0), FT_NONE , BASE_NONE, ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE , -1, ((void*)0)}} }
10170 | },
10171 | };
10172 |
10173 | expert_module_t* expert_string_errors;
10174 |
10175 | proto_string_errors = proto_register_protocol("String Errors", "String errors", "_ws.string");
10176 |
10177 | expert_string_errors = expert_register_protocol(proto_string_errors);
10178 | expert_register_field_array(expert_string_errors, ei, array_length(ei)(sizeof (ei) / sizeof (ei)[0]));
10179 |
10180 | /* "String Errors" isn't really a protocol, it's an error indication;
10181 | disabling them makes no sense. */
10182 | proto_set_cant_toggle(proto_string_errors);
10183 | }
10184 |
10185 | static void
10186 | register_varint_errors(void)
10187 | {
10188 | static ei_register_info ei[] = {
10189 | { &ei_varint_decoding_failed_error,
10190 | { "_ws.varint.decoding_failed", PI_MALFORMED0x07000000, PI_ERROR0x00800000, "Varint decoding failed", EXPFILL0, ((void*)0), 0, ((void*)0), {0, {((void*)0), ((void*)0), FT_NONE , BASE_NONE, ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE , -1, ((void*)0)}} }
10191 | },
10192 | };
10193 |
10194 | expert_module_t* expert_varint_errors;
10195 |
10196 | proto_varint_errors = proto_register_protocol("Varint Errors", "Varint errors", "_ws.varint");
10197 |
10198 | expert_varint_errors = expert_register_protocol(proto_varint_errors);
10199 | expert_register_field_array(expert_varint_errors, ei, array_length(ei)(sizeof (ei) / sizeof (ei)[0]));
10200 |
10201 | /* "Varint Errors" isn't really a protocol, it's an error indication;
10202 | disabling them makes no sense. */
10203 | proto_set_cant_toggle(proto_varint_errors);
10204 | }
10205 |
10206 | static int
10207 | proto_register_field_init(header_field_info *hfinfo, const int parent)
10208 | {
10209 |
10210 | tmp_fld_check_assert(hfinfo);
10211 |
10212 | hfinfo->parent = parent;
10213 | hfinfo->same_name_next = NULL((void*)0);
10214 | hfinfo->same_name_prev_id = -1;
10215 |
10216 | /* if we always add and never delete, then id == len - 1 is correct */
10217 | if (gpa_hfinfo.len >= gpa_hfinfo.allocated_len) {
10218 | if (!gpa_hfinfo.hfi) {
10219 | gpa_hfinfo.allocated_len = PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000);
10220 | gpa_hfinfo.hfi = (header_field_info **)g_malloc(sizeof(header_field_info *)*PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000));
10221 | /* The entry with index 0 is not used. */
10222 | gpa_hfinfo.hfi[0] = NULL((void*)0);
10223 | gpa_hfinfo.len = 1;
10224 | } else {
10225 | gpa_hfinfo.allocated_len += 1000;
10226 | gpa_hfinfo.hfi = (header_field_info **)g_realloc(gpa_hfinfo.hfi,
10227 | sizeof(header_field_info *)*gpa_hfinfo.allocated_len);
10228 | /*ws_warning("gpa_hfinfo.allocated_len %u", gpa_hfinfo.allocated_len);*/
10229 | }
10230 | }
10231 | gpa_hfinfo.hfi[gpa_hfinfo.len] = hfinfo;
10232 | gpa_hfinfo.len++;
10233 | hfinfo->id = gpa_hfinfo.len - 1;
10234 |
10235 | /* if we have real names, enter this field in the name tree */
10236 | /* Already checked in tmp_fld_check_assert */
10237 | /*if ((hfinfo->name[0] != 0) && (hfinfo->abbrev[0] != 0 )) */
10238 | {
10239 |
10240 | header_field_info *same_name_next_hfinfo;
10241 |
10242 | /* We allow multiple hfinfo's to be registered under the same
10243 | * abbreviation. This was done for X.25, as, depending
10244 | * on whether it's modulo-8 or modulo-128 operation,
10245 | * some bitfield fields may be in different bits of
10246 | * a byte, and we want to be able to refer to that field
10247 | * with one name regardless of whether the packets
10248 | * are modulo-8 or modulo-128 packets. */
10249 |
10250 | /* wmem_map_insert - if key is already present the previous
10251 | * hfinfo with the same key/name is returned, otherwise NULL */
10252 | same_name_hfinfo = wmem_map_insert(gpa_name_map, (void *) (hfinfo->abbrev), hfinfo);
10253 | if (same_name_hfinfo) {
10254 | /* There's already a field with this name.
10255 | * Put the current field *before* that field
10256 | * in the list of fields with this name, Thus,
10257 | * we end up with an effectively
10258 | * doubly-linked-list of same-named hfinfo's,
10259 | * with the head of the list (stored in the
10260 | * hash) being the last seen hfinfo.
10261 | */
10262 | same_name_next_hfinfo =
10263 | same_name_hfinfo->same_name_next;
10264 |
10265 | hfinfo->same_name_next = same_name_next_hfinfo;
10266 | if (same_name_next_hfinfo)
10267 | same_name_next_hfinfo->same_name_prev_id = hfinfo->id;
10268 |
10269 | same_name_hfinfo->same_name_next = hfinfo;
10270 | hfinfo->same_name_prev_id = same_name_hfinfo->id;
10271 | #ifdef ENABLE_CHECK_FILTER
10272 | while (same_name_hfinfo) {
10273 | if (!ftype_similar_types(hfinfo->type, same_name_hfinfo->type))
10274 | ws_error("'%s' exists multiple times with incompatible types: %s and %s", hfinfo->abbrev, ftype_name(hfinfo->type), ftype_name(same_name_hfinfo->type))ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 10274 , __func__, "'%s' exists multiple times with incompatible types: %s and %s" , hfinfo->abbrev, ftype_name(hfinfo->type), ftype_name( same_name_hfinfo->type));
10275 | same_name_hfinfo = same_name_hfinfo->same_name_next;
10276 | }
10277 | #endif
10278 | }
10279 | }
10280 |
10281 | return hfinfo->id;
10282 | }
10283 |
10284 | void
10285 | proto_register_subtree_array(int * const *indices, const int num_indices)
10286 | {
10287 | int i;
10288 | int *const *ptr = indices;
10289 |
10290 | /*
10291 | * If we've already allocated the array of tree types, expand
10292 | * it; this lets plugins such as mate add tree types after
10293 | * the initial startup. (If we haven't already allocated it,
10294 | * we don't allocate it; on the first pass, we just assign
10295 | * ett values and keep track of how many we've assigned, and
10296 | * when we're finished registering all dissectors we allocate
10297 | * the array, so that we do only one allocation rather than
10298 | * wasting CPU time and memory by growing the array for each
10299 | * dissector that registers ett values.)
10300 | */
10301 | if (tree_is_expanded != NULL((void*)0)) {
10302 | tree_is_expanded = (uint32_t *)g_realloc(tree_is_expanded, (1+((num_tree_types + num_indices)/32)) * sizeof(uint32_t));
10303 |
10304 | /* set new items to 0 */
10305 | /* XXX, slow!!! optimize when needed (align 'i' to 32, and set rest of uint32_t to 0) */
10306 | for (i = num_tree_types; i < num_tree_types + num_indices; i++)
10307 | tree_is_expanded[i >> 5] &= ~(1U << (i & 31));
10308 | }
10309 |
10310 | /*
10311 | * Assign "num_indices" subtree numbers starting at "num_tree_types",
10312 | * returning the indices through the pointers in the array whose
10313 | * first element is pointed to by "indices", and update
10314 | * "num_tree_types" appropriately.
10315 | */
10316 | for (i = 0; i < num_indices; i++, ptr++, num_tree_types++) {
10317 | if (**ptr != -1 && **ptr != 0) {
10318 | REPORT_DISSECTOR_BUG("register_subtree_array: subtree item type (ett_...) not -1 or 0 !"proto_report_dissector_bug("register_subtree_array: subtree item type (ett_...) not -1 or 0 !" " This is a development error:" " Either the subtree item type has already been assigned or" " was not initialized to -1 or 0.")
10319 | " This is a development error:"proto_report_dissector_bug("register_subtree_array: subtree item type (ett_...) not -1 or 0 !" " This is a development error:" " Either the subtree item type has already been assigned or" " was not initialized to -1 or 0.")
10320 | " Either the subtree item type has already been assigned or"proto_report_dissector_bug("register_subtree_array: subtree item type (ett_...) not -1 or 0 !" " This is a development error:" " Either the subtree item type has already been assigned or" " was not initialized to -1 or 0.")
10321 | " was not initialized to -1 or 0.")proto_report_dissector_bug("register_subtree_array: subtree item type (ett_...) not -1 or 0 !" " This is a development error:" " Either the subtree item type has already been assigned or" " was not initialized to -1 or 0.");
10322 | }
10323 | **ptr = num_tree_types;
10324 | }
10325 | }
10326 |
10327 | static void
10328 | mark_truncated(char *label_str, size_t name_pos, const size_t size, size_t *value_pos)
10329 | {
10330 | static const char trunc_str[] = " [" UTF8_HORIZONTAL_ELLIPSIS"\u2026" "] ";
10331 | const size_t trunc_len = sizeof(trunc_str)-2; /* Default do not include the trailing space. */
10332 | char *last_char;
10333 |
10334 | /* ..... field_name: dataaaaaaaaaaaaa
10335 | * |
10336 | * ^^^^^ name_pos
10337 | *
10338 | * ..... field_name […]: dataaaaaaaaaaaaa
10339 | *
10340 | * name_pos==0 means that we have only data or only a field_name
10341 | */
10342 |
10343 | ws_abort_if_fail(size > trunc_len)do { if ((1) && !(size > trunc_len)) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 10343, __func__, "assertion failed: %s" , "size > trunc_len"); } while (0);
10344 |
10345 | if (name_pos >= size - trunc_len) {
10346 | /* No room for trunc_str after the field_name, put it first. */
10347 | name_pos = 0;
10348 | }
10349 |
10350 | memmove(label_str + name_pos + trunc_len, label_str + name_pos, size - name_pos - trunc_len);
10351 | if (name_pos == 0) {
10352 | /* Copy the trunc_str after the first byte, so that we don't have a leading space in the label. */
10353 | memcpy(label_str, trunc_str + 1, trunc_len);
10354 | } else {
10355 | memcpy(label_str + name_pos, trunc_str, trunc_len);
10356 | }
10357 | /* in general, label_str is UTF-8
10358 | we can truncate it only at the beginning of a new character
10359 | we go backwards from the byte right after our buffer and
10360 | find the next starting byte of a UTF-8 character, this is
10361 | where we cut
10362 | there's no need to use g_utf8_find_prev_char(), the search
10363 | will always succeed since we copied trunc_str into the
10364 | buffer */
10365 | /* g_utf8_prev_char does not deference the memory address
10366 | * passed in (until after decrementing it, so it is perfectly
10367 | * legal to pass in a pointer one past the last element.
10368 | */
10369 | last_char = g_utf8_prev_char(label_str + size);
10370 | *last_char = '\0';
10371 | /* This is unnecessary (above always terminates), but try to
10372 | * convince Coverity to avoid dozens of false positives. */
10373 | label_str[size - 1] = '\0';
10374 |
10375 | if (value_pos && *value_pos > 0) {
10376 | if (name_pos == 0) {
10377 | *value_pos += trunc_len;
10378 | } else {
10379 | /* Move one back to include trunc_str in the value. */
10380 | *value_pos -= 1;
10381 | }
10382 | }
10383 |
10384 | /* Check if value_pos is past label_str. */
10385 | if (value_pos && *value_pos >= size) {
10386 | *value_pos = size - 1;
10387 | }
10388 | }
10389 |
10390 | static void
10391 | label_mark_truncated(char *label_str, size_t name_pos, size_t *value_pos)
10392 | {
10393 | mark_truncated(label_str, name_pos, ITEM_LABEL_LENGTH240, value_pos);
10394 | }
10395 |
10396 | static size_t
10397 | label_fill(char *label_str, size_t pos, const header_field_info *hfinfo, const char *text, size_t *value_pos)
10398 | {
10399 | size_t name_pos;
10400 |
10401 | /* "%s: %s", hfinfo->name, text */
10402 | name_pos = pos = label_concat(label_str, pos, (const uint8_t*)hfinfo->name)ws_label_strcpy(label_str, 240, pos, (const uint8_t*)hfinfo-> name, 0);
10403 | if (!(hfinfo->display & BASE_NO_DISPLAY_VALUE0x00002000)) {
10404 | pos = label_concat(label_str, pos, (const uint8_t*)": ")ws_label_strcpy(label_str, 240, pos, (const uint8_t*)": ", 0);
10405 | if (value_pos) {
10406 | *value_pos = pos;
10407 | }
10408 | pos = ws_label_strcpy(label_str, ITEM_LABEL_LENGTH240, pos, (const uint8_t*)(text ? text : "(null)"), label_strcat_flags(hfinfo));
10409 | }
10410 |
10411 | if (pos >= ITEM_LABEL_LENGTH240) {
10412 | /* Uh oh, we don't have enough room. Tell the user that the field is truncated. */
10413 | label_mark_truncated(label_str, name_pos, value_pos);
10414 | }
10415 |
10416 | return pos;
10417 | }
10418 |
10419 | static size_t
10420 | label_fill_descr(char *label_str, size_t pos, const header_field_info *hfinfo, const char *text, const char *descr, size_t *value_pos)
10421 | {
10422 | size_t name_pos;
10423 |
10424 | /* "%s: %s (%s)", hfinfo->name, text, descr */
10425 | name_pos = pos = label_concat(label_str, pos, (const uint8_t*)hfinfo->name)ws_label_strcpy(label_str, 240, pos, (const uint8_t*)hfinfo-> name, 0);
10426 | if (!(hfinfo->display & BASE_NO_DISPLAY_VALUE0x00002000)) {
10427 | pos = label_concat(label_str, pos, (const uint8_t*)": ")ws_label_strcpy(label_str, 240, pos, (const uint8_t*)": ", 0);
10428 | if (value_pos) {
10429 | *value_pos = pos;
10430 | }
10431 | if (hfinfo->display & BASE_UNIT_STRING0x00001000) {
10432 | pos = label_concat(label_str, pos, (const uint8_t*)(descr ? descr : "(null)"))ws_label_strcpy(label_str, 240, pos, (const uint8_t*)(descr ? descr : "(null)"), 0);
10433 | pos = label_concat(label_str, pos, (const uint8_t*)(text ? text : "(null)"))ws_label_strcpy(label_str, 240, pos, (const uint8_t*)(text ? text : "(null)"), 0);
10434 | } else {
10435 | pos = label_concat(label_str, pos, (const uint8_t*)(text ? text : "(null)"))ws_label_strcpy(label_str, 240, pos, (const uint8_t*)(text ? text : "(null)"), 0);
10436 | pos = label_concat(label_str, pos, (const uint8_t*)" (")ws_label_strcpy(label_str, 240, pos, (const uint8_t*)" (", 0);
10437 | pos = label_concat(label_str, pos, (const uint8_t*)(descr ? descr : "(null)"))ws_label_strcpy(label_str, 240, pos, (const uint8_t*)(descr ? descr : "(null)"), 0);
10438 | pos = label_concat(label_str, pos, (const uint8_t*)")")ws_label_strcpy(label_str, 240, pos, (const uint8_t*)")", 0);
10439 | }
10440 | }
10441 |
10442 | if (pos >= ITEM_LABEL_LENGTH240) {
10443 | /* Uh oh, we don't have enough room. Tell the user that the field is truncated. */
10444 | label_mark_truncated(label_str, name_pos, value_pos);
10445 | }
10446 |
10447 | return pos;
10448 | }
10449 |
10450 | void
10451 | proto_item_fill_label(const field_info *fi, char *label_str, size_t *value_pos)
10452 | {
10453 | const header_field_info *hfinfo;
10454 | const char *str;
10455 | const uint8_t *bytes;
10456 | uint32_t integer;
10457 | const ipv4_addr_and_mask *ipv4;
10458 | const ipv6_addr_and_prefix *ipv6;
10459 | const e_guid_t *guid;
10460 | char *name;
10461 | address addr;
10462 | char *addr_str;
10463 | char *tmp;
10464 |
10465 | if (!label_str) {
10466 | ws_warning("NULL label_str passed to proto_item_fill_label.")do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 10466, __func__, "NULL label_str passed to proto_item_fill_label." ); } } while (0);
10467 | return;
10468 | }
10469 |
10470 | label_str[0]= '\0';
10471 |
10472 | if (!fi) {
10473 | return;
10474 | }
10475 |
10476 | hfinfo = fi->hfinfo;
10477 |
10478 | switch (hfinfo->type) {
10479 | case FT_NONE:
10480 | case FT_PROTOCOL:
10481 | (void) g_strlcpy(label_str, hfinfo->name, ITEM_LABEL_LENGTH240);
10482 | if (value_pos) {
10483 | *value_pos = strlen(hfinfo->name);
10484 | }
10485 | break;
10486 |
10487 | case FT_BOOLEAN:
10488 | fill_label_boolean(fi, label_str, value_pos);
10489 | break;
10490 |
10491 | case FT_BYTES:
10492 | case FT_UINT_BYTES:
10493 | tmp = format_bytes_hfinfo(NULL((void*)0), hfinfo,
10494 | fvalue_get_bytes_data(fi->value),
10495 | (unsigned)fvalue_length2(fi->value));
10496 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10497 | wmem_free(NULL((void*)0), tmp);
10498 | break;
10499 |
10500 | case FT_CHAR:
10501 | if (hfinfo->bitmask) {
10502 | fill_label_bitfield_char(fi, label_str, value_pos);
10503 | } else {
10504 | fill_label_char(fi, label_str, value_pos);
10505 | }
10506 | break;
10507 |
10508 | /* Four types of integers to take care of:
10509 | * Bitfield, with val_string
10510 | * Bitfield, w/o val_string
10511 | * Non-bitfield, with val_string
10512 | * Non-bitfield, w/o val_string
10513 | */
10514 | case FT_UINT8:
10515 | case FT_UINT16:
10516 | case FT_UINT24:
10517 | case FT_UINT32:
10518 | if (hfinfo->bitmask) {
10519 | fill_label_bitfield(fi, label_str, value_pos, false0);
10520 | } else {
10521 | fill_label_number(fi, label_str, value_pos, false0);
10522 | }
10523 | break;
10524 |
10525 | case FT_FRAMENUM:
10526 | fill_label_number(fi, label_str, value_pos, false0);
10527 | break;
10528 |
10529 | case FT_UINT40:
10530 | case FT_UINT48:
10531 | case FT_UINT56:
10532 | case FT_UINT64:
10533 | if (hfinfo->bitmask) {
10534 | fill_label_bitfield64(fi, label_str, value_pos, false0);
10535 | } else {
10536 | fill_label_number64(fi, label_str, value_pos, false0);
10537 | }
10538 | break;
10539 |
10540 | case FT_INT8:
10541 | case FT_INT16:
10542 | case FT_INT24:
10543 | case FT_INT32:
10544 | if (hfinfo->bitmask) {
10545 | fill_label_bitfield(fi, label_str, value_pos, true1);
10546 | } else {
10547 | fill_label_number(fi, label_str, value_pos, true1);
10548 | }
10549 | break;
10550 |
10551 | case FT_INT40:
10552 | case FT_INT48:
10553 | case FT_INT56:
10554 | case FT_INT64:
10555 | if (hfinfo->bitmask) {
10556 | fill_label_bitfield64(fi, label_str, value_pos, true1);
10557 | } else {
10558 | fill_label_number64(fi, label_str, value_pos, true1);
10559 | }
10560 | break;
10561 |
10562 | case FT_FLOAT:
10563 | case FT_DOUBLE:
10564 | fill_label_float(fi, label_str, value_pos);
10565 | break;
10566 |
10567 | case FT_ABSOLUTE_TIME:
10568 | {
10569 | const nstime_t *value = fvalue_get_time(fi->value);
10570 | int flags = ABS_TIME_TO_STR_SHOW_ZONE(1U << 0);
10571 | if (prefs.display_abs_time_ascii < ABS_TIME_ASCII_TREE) {
10572 | flags |= ABS_TIME_TO_STR_ISO8601(1U << 3);
10573 | }
10574 | if (hfinfo->strings) {
10575 | /*
10576 | * Table of time values to be displayed
10577 | * specially.
10578 | *
10579 | * XXX - Initializing these time_value_strings can be a pain
10580 | * because the special times usually have special values in
10581 | * the original encoding, not when converted to a nstime_t
10582 | * relative to the UN*X epoch.
10583 | */
10584 | const char *time_string = try_time_val_to_str(value, (const time_value_string *)hfinfo->strings);
10585 | if (time_string != NULL((void*)0)) {
10586 | label_fill(label_str, 0, hfinfo, time_string, value_pos);
10587 | break;
10588 | }
10589 | }
10590 | tmp = abs_time_to_str_ex(NULL((void*)0), value, hfinfo->display, flags);
10591 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10592 | wmem_free(NULL((void*)0), tmp);
10593 | break;
10594 | }
10595 | case FT_RELATIVE_TIME:
10596 | tmp = rel_time_to_str(NULL((void*)0), fvalue_get_time(fi->value));
10597 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10598 | wmem_free(NULL((void*)0), tmp);
10599 | break;
10600 |
10601 | case FT_IPXNET:
10602 | integer = fvalue_get_uinteger(fi->value);
10603 | tmp = get_ipxnet_name(NULL((void*)0), integer);
10604 | addr_str = wmem_strdup_printf(NULL((void*)0), "0x%08X", integer);
10605 | label_fill_descr(label_str, 0, hfinfo, tmp, addr_str, value_pos);
10606 | wmem_free(NULL((void*)0), tmp);
10607 | wmem_free(NULL((void*)0), addr_str);
10608 | break;
10609 |
10610 | case FT_VINES:
10611 | addr.type = AT_VINES;
10612 | addr.len = VINES_ADDR_LEN6;
10613 | addr.data = fvalue_get_bytes_data(fi->value);
10614 |
10615 | addr_str = (char*)address_to_str(NULL((void*)0), &addr);
10616 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10617 | wmem_free(NULL((void*)0), addr_str);
10618 | break;
10619 |
10620 | case FT_ETHER:
10621 | bytes = fvalue_get_bytes_data(fi->value);
10622 |
10623 | addr.type = AT_ETHER;
10624 | addr.len = 6;
10625 | addr.data = bytes;
10626 |
10627 | addr_str = (char*)address_with_resolution_to_str(NULL((void*)0), &addr);
10628 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10629 | wmem_free(NULL((void*)0), addr_str);
10630 | break;
10631 |
10632 | case FT_IPv4:
10633 | ipv4 = fvalue_get_ipv4(fi->value);
10634 | set_address_ipv4(&addr, ipv4);
10635 |
10636 | if (hfinfo->display == BASE_NETMASK) {
10637 | addr_str = (char*)address_to_str(NULL((void*)0), &addr);
10638 | } else {
10639 | addr_str = (char*)address_with_resolution_to_str(NULL((void*)0), &addr);
10640 | }
10641 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10642 | wmem_free(NULL((void*)0), addr_str);
10643 | free_address(&addr);
10644 | break;
10645 |
10646 | case FT_IPv6:
10647 | ipv6 = fvalue_get_ipv6(fi->value);
10648 | set_address_ipv6(&addr, ipv6);
10649 |
10650 | addr_str = (char*)address_with_resolution_to_str(NULL((void*)0), &addr);
10651 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10652 | wmem_free(NULL((void*)0), addr_str);
10653 | free_address(&addr);
10654 | break;
10655 |
10656 | case FT_FCWWN:
10657 | bytes = fvalue_get_bytes_data(fi->value);
10658 | addr.type = AT_FCWWN;
10659 | addr.len = FCWWN_ADDR_LEN8;
10660 | addr.data = bytes;
10661 |
10662 | addr_str = (char*)address_with_resolution_to_str(NULL((void*)0), &addr);
10663 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10664 | wmem_free(NULL((void*)0), addr_str);
10665 | break;
10666 |
10667 | case FT_GUID:
10668 | guid = fvalue_get_guid(fi->value);
10669 | tmp = guid_to_str(NULL((void*)0), guid);
10670 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10671 | wmem_free(NULL((void*)0), tmp);
10672 | break;
10673 |
10674 | case FT_OID:
10675 | bytes = fvalue_get_bytes_data(fi->value);
10676 | name = oid_resolved_from_encoded(NULL((void*)0), bytes, (int)fvalue_length2(fi->value));
10677 | tmp = oid_encoded2string(NULL((void*)0), bytes, (unsigned)fvalue_length2(fi->value));
10678 | if (name) {
10679 | label_fill_descr(label_str, 0, hfinfo, tmp, name, value_pos);
10680 | wmem_free(NULL((void*)0), name);
10681 | } else {
10682 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10683 | }
10684 | wmem_free(NULL((void*)0), tmp);
10685 | break;
10686 |
10687 | case FT_REL_OID:
10688 | bytes = fvalue_get_bytes_data(fi->value);
10689 | name = rel_oid_resolved_from_encoded(NULL((void*)0), bytes, (int)fvalue_length2(fi->value));
10690 | tmp = rel_oid_encoded2string(NULL((void*)0), bytes, (unsigned)fvalue_length2(fi->value));
10691 | if (name) {
10692 | label_fill_descr(label_str, 0, hfinfo, tmp, name, value_pos);
10693 | wmem_free(NULL((void*)0), name);
10694 | } else {
10695 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10696 | }
10697 | wmem_free(NULL((void*)0), tmp);
10698 | break;
10699 |
10700 | case FT_SYSTEM_ID:
10701 | bytes = fvalue_get_bytes_data(fi->value);
10702 | tmp = print_system_id(NULL((void*)0), bytes, (int)fvalue_length2(fi->value));
10703 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10704 | wmem_free(NULL((void*)0), tmp);
10705 | break;
10706 |
10707 | case FT_EUI64:
10708 | bytes = fvalue_get_bytes_data(fi->value);
10709 | addr.type = AT_EUI64;
10710 | addr.len = EUI64_ADDR_LEN8;
10711 | addr.data = bytes;
10712 |
10713 | addr_str = (char*)address_with_resolution_to_str(NULL((void*)0), &addr);
10714 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10715 | wmem_free(NULL((void*)0), addr_str);
10716 | break;
10717 | case FT_STRING:
10718 | case FT_STRINGZ:
10719 | case FT_UINT_STRING:
10720 | case FT_STRINGZPAD:
10721 | case FT_STRINGZTRUNC:
10722 | case FT_AX25:
10723 | str = fvalue_get_string(fi->value);
10724 | label_fill(label_str, 0, hfinfo, str, value_pos);
10725 | break;
10726 |
10727 | case FT_IEEE_11073_SFLOAT:
10728 | case FT_IEEE_11073_FLOAT:
10729 | fill_label_ieee_11073_float(fi, label_str, value_pos);
10730 | break;
10731 |
10732 | default:
10733 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_item_fill_label()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_fill_label()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
10734 | hfinfo->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_fill_label()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
10735 | hfinfo->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_fill_label()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
10736 | ftype_name(hfinfo->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_fill_label()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ));
10737 | break;
10738 | }
10739 | }
10740 |
10741 | static void
10742 | fill_label_boolean(const field_info *fi, char *label_str, size_t *value_pos)
10743 | {
10744 | char *p;
10745 | unsigned bitfield_byte_length = 0;
10746 | int bitwidth;
10747 | uint64_t unshifted_value;
10748 | uint64_t value;
10749 |
10750 | const header_field_info *hfinfo = fi->hfinfo;
10751 |
10752 | value = fvalue_get_uinteger64(fi->value);
10753 | if (hfinfo->bitmask) {
10754 | /* Figure out the bit width */
10755 | bitwidth = hfinfo_container_bitwidth(hfinfo);
10756 |
10757 | /* Un-shift bits */
10758 | unshifted_value = value;
10759 | unshifted_value <<= hfinfo_bitshift(hfinfo);
10760 |
10761 | /* Create the bitfield first */
10762 | p = decode_bitfield_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
10763 | bitfield_byte_length = (unsigned) (p - label_str);
10764 | }
10765 |
10766 | /* Fill in the textual info */
10767 | label_fill(label_str, bitfield_byte_length, hfinfo, tfs_get_string(!!value, hfinfo->strings), value_pos);
10768 | }
10769 |
10770 | static const char *
10771 | hf_try_val_to_str(uint32_t value, const header_field_info *hfinfo)
10772 | {
10773 | if (hfinfo->display & BASE_RANGE_STRING0x00000100)
10774 | return try_rval_to_str(value, (const range_string *) hfinfo->strings);
10775 |
10776 | if (hfinfo->display & BASE_EXT_STRING0x00000200) {
10777 | if (hfinfo->display & BASE_VAL64_STRING0x00000400)
10778 | return try_val64_to_str_ext(value, (val64_string_ext *) hfinfo->strings);
10779 | else
10780 | return try_val_to_str_ext(value, (value_string_ext *) hfinfo->strings);
10781 | }
10782 |
10783 | if (hfinfo->display & BASE_VAL64_STRING0x00000400)
10784 | return try_val64_to_str(value, (const val64_string *) hfinfo->strings);
10785 |
10786 | if (hfinfo->display & BASE_UNIT_STRING0x00001000)
10787 | return unit_name_string_get_value(value, (const struct unit_name_string*) hfinfo->strings);
10788 |
10789 | return try_val_to_str(value, (const value_string *) hfinfo->strings);
10790 | }
10791 |
10792 | static const char *
10793 | hf_try_val64_to_str(uint64_t value, const header_field_info *hfinfo)
10794 | {
10795 | if (hfinfo->display & BASE_VAL64_STRING0x00000400) {
10796 | if (hfinfo->display & BASE_EXT_STRING0x00000200)
10797 | return try_val64_to_str_ext(value, (val64_string_ext *) hfinfo->strings);
10798 | else
10799 | return try_val64_to_str(value, (const val64_string *) hfinfo->strings);
10800 | }
10801 |
10802 | if (hfinfo->display & BASE_RANGE_STRING0x00000100)
10803 | return try_rval64_to_str(value, (const range_string *) hfinfo->strings);
10804 |
10805 | if (hfinfo->display & BASE_UNIT_STRING0x00001000)
10806 | return unit_name_string_get_value64(value, (const struct unit_name_string*) hfinfo->strings);
10807 |
10808 | /* If this is reached somebody registered a 64-bit field with a 32-bit
10809 | * value-string, which isn't right. */
10810 | REPORT_DISSECTOR_BUG("field %s is a 64-bit field with a 32-bit value_string",proto_report_dissector_bug("field %s is a 64-bit field with a 32-bit value_string" , hfinfo->abbrev)
10811 | hfinfo->abbrev)proto_report_dissector_bug("field %s is a 64-bit field with a 32-bit value_string" , hfinfo->abbrev);
10812 |
10813 | /* This is necessary to squelch MSVC errors; is there
10814 | any way to tell it that DISSECTOR_ASSERT_NOT_REACHED()
10815 | never returns? */
10816 | return NULL((void*)0);
10817 | }
10818 |
10819 | static const char *
10820 | hf_try_double_val_to_str(double value, const header_field_info *hfinfo)
10821 | {
10822 | if (hfinfo->display & BASE_UNIT_STRING0x00001000)
10823 | return unit_name_string_get_double(value, (const struct unit_name_string*)hfinfo->strings);
10824 |
10825 | REPORT_DISSECTOR_BUG("field %s (FT_DOUBLE) has no base_unit_string", hfinfo->abbrev)proto_report_dissector_bug("field %s (FT_DOUBLE) has no base_unit_string" , hfinfo->abbrev);
10826 |
10827 | /* This is necessary to squelch MSVC errors; is there
10828 | any way to tell it that DISSECTOR_ASSERT_NOT_REACHED()
10829 | never returns? */
10830 | return NULL((void*)0);
10831 | }
10832 |
10833 | static const char *
10834 | hf_try_val_to_str_const(uint32_t value, const header_field_info *hfinfo, const char *unknown_str)
10835 | {
10836 | const char *str = hf_try_val_to_str(value, hfinfo);
10837 |
10838 | return (str) ? str : unknown_str;
10839 | }
10840 |
10841 | static const char *
10842 | hf_try_val64_to_str_const(uint64_t value, const header_field_info *hfinfo, const char *unknown_str)
10843 | {
10844 | const char *str = hf_try_val64_to_str(value, hfinfo);
10845 |
10846 | return (str) ? str : unknown_str;
10847 | }
10848 |
10849 | /* Fills data for bitfield chars with val_strings */
10850 | static void
10851 | fill_label_bitfield_char(const field_info *fi, char *label_str, size_t *value_pos)
10852 | {
10853 | char *p;
10854 | unsigned bitfield_byte_length;
10855 | int bitwidth;
10856 | uint32_t unshifted_value;
10857 | uint32_t value;
10858 |
10859 | char buf[32];
10860 | const char *out;
10861 |
10862 | const header_field_info *hfinfo = fi->hfinfo;
10863 |
10864 | /* Figure out the bit width */
10865 | bitwidth = hfinfo_container_bitwidth(hfinfo);
10866 |
10867 | /* Un-shift bits */
10868 | value = fvalue_get_uinteger(fi->value);
10869 |
10870 | unshifted_value = value;
10871 | if (hfinfo->bitmask) {
10872 | unshifted_value <<= hfinfo_bitshift(hfinfo);
10873 | }
10874 |
10875 | /* Create the bitfield first */
10876 | p = decode_bitfield_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
10877 | bitfield_byte_length = (unsigned) (p - label_str);
10878 |
10879 | /* Fill in the textual info using stored (shifted) value */
10880 | if (hfinfo->display == BASE_CUSTOM) {
10881 | char tmp[ITEM_LABEL_LENGTH240];
10882 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hfinfo->strings;
10883 |
10884 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 10884, "fmtfunc"))));
10885 | fmtfunc(tmp, value);
10886 | label_fill(label_str, bitfield_byte_length, hfinfo, tmp, value_pos);
10887 | }
10888 | else if (hfinfo->strings) {
10889 | const char *val_str = hf_try_val_to_str_const(value, hfinfo, "Unknown");
10890 |
10891 | out = hfinfo_char_vals_format(hfinfo, buf, value);
10892 | if (out == NULL((void*)0)) /* BASE_NONE so don't put integer in descr */
10893 | label_fill(label_str, bitfield_byte_length, hfinfo, val_str, value_pos);
10894 | else
10895 | label_fill_descr(label_str, bitfield_byte_length, hfinfo, val_str, out, value_pos);
10896 | }
10897 | else {
10898 | out = hfinfo_char_value_format(hfinfo, buf, value);
10899 |
10900 | label_fill(label_str, bitfield_byte_length, hfinfo, out, value_pos);
10901 | }
10902 | }
10903 |
10904 | /* Fills data for bitfield ints with val_strings */
10905 | static void
10906 | fill_label_bitfield(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed)
10907 | {
10908 | char *p;
10909 | unsigned bitfield_byte_length;
10910 | int bitwidth;
10911 | uint32_t value, unshifted_value;
10912 | char buf[NUMBER_LABEL_LENGTH80];
10913 | const char *out;
10914 |
10915 | const header_field_info *hfinfo = fi->hfinfo;
10916 |
10917 | /* Figure out the bit width */
10918 | if (fi->flags & FI_VARINT0x00040000)
10919 | bitwidth = fi->length*8;
10920 | else
10921 | bitwidth = hfinfo_container_bitwidth(hfinfo);
10922 |
10923 | /* Un-shift bits */
10924 | if (is_signed)
10925 | value = fvalue_get_sinteger(fi->value);
10926 | else
10927 | value = fvalue_get_uinteger(fi->value);
10928 |
10929 | unshifted_value = value;
10930 | if (hfinfo->bitmask) {
10931 | unshifted_value <<= hfinfo_bitshift(hfinfo);
10932 | }
10933 |
10934 | /* Create the bitfield first */
10935 | if (fi->flags & FI_VARINT0x00040000)
10936 | p = decode_bitfield_varint_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
10937 | else
10938 | p = decode_bitfield_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
10939 | bitfield_byte_length = (unsigned) (p - label_str);
10940 |
10941 | /* Fill in the textual info using stored (shifted) value */
10942 | if (hfinfo->display == BASE_CUSTOM) {
10943 | char tmp[ITEM_LABEL_LENGTH240];
10944 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hfinfo->strings;
10945 |
10946 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 10946, "fmtfunc"))));
10947 | fmtfunc(tmp, value);
10948 | label_fill(label_str, bitfield_byte_length, hfinfo, tmp, value_pos);
10949 | }
10950 | else if (hfinfo->strings) {
10951 | const char *val_str = hf_try_val_to_str(value, hfinfo);
10952 |
10953 | out = hfinfo_number_vals_format(hfinfo, buf, value);
10954 | if (hfinfo->display & BASE_SPECIAL_VALS0x00008000) {
10955 | /*
10956 | * Unique values only display value_string string
10957 | * if there is a match. Otherwise it's just a number
10958 | */
10959 | if (val_str) {
10960 | label_fill_descr(label_str, bitfield_byte_length, hfinfo, val_str, out, value_pos);
10961 | } else {
10962 | label_fill(label_str, bitfield_byte_length, hfinfo, out, value_pos);
10963 | }
10964 | } else {
10965 | if (val_str == NULL((void*)0))
10966 | val_str = "Unknown";
10967 |
10968 | if (out == NULL((void*)0)) /* BASE_NONE so don't put integer in descr */
10969 | label_fill(label_str, bitfield_byte_length, hfinfo, val_str, value_pos);
10970 | else
10971 | label_fill_descr(label_str, bitfield_byte_length, hfinfo, val_str, out, value_pos);
10972 | }
10973 | }
10974 | else {
10975 | out = hfinfo_number_value_format(hfinfo, buf, value);
10976 |
10977 | label_fill(label_str, bitfield_byte_length, hfinfo, out, value_pos);
10978 | }
10979 | }
10980 |
10981 | static void
10982 | fill_label_bitfield64(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed)
10983 | {
10984 | char *p;
10985 | unsigned bitfield_byte_length;
10986 | int bitwidth;
10987 | uint64_t value, unshifted_value;
10988 | char buf[NUMBER_LABEL_LENGTH80];
10989 | const char *out;
10990 |
10991 | const header_field_info *hfinfo = fi->hfinfo;
10992 |
10993 | /* Figure out the bit width */
10994 | if (fi->flags & FI_VARINT0x00040000)
10995 | bitwidth = fi->length*8;
10996 | else
10997 | bitwidth = hfinfo_container_bitwidth(hfinfo);
10998 |
10999 | /* Un-shift bits */
11000 | if (is_signed)
11001 | value = fvalue_get_sinteger64(fi->value);
11002 | else
11003 | value = fvalue_get_uinteger64(fi->value);
11004 |
11005 | unshifted_value = value;
11006 | if (hfinfo->bitmask) {
11007 | unshifted_value <<= hfinfo_bitshift(hfinfo);
11008 | }
11009 |
11010 | /* Create the bitfield first */
11011 | if (fi->flags & FI_VARINT0x00040000)
11012 | p = decode_bitfield_varint_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
11013 | else
11014 | p = decode_bitfield_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
11015 | bitfield_byte_length = (unsigned) (p - label_str);
11016 |
11017 | /* Fill in the textual info using stored (shifted) value */
11018 | if (hfinfo->display == BASE_CUSTOM) {
11019 | char tmp[ITEM_LABEL_LENGTH240];
11020 | const custom_fmt_func_64_t fmtfunc64 = (const custom_fmt_func_64_t)hfinfo->strings;
11021 |
11022 | DISSECTOR_ASSERT(fmtfunc64)((void) ((fmtfunc64) ? (void)0 : (proto_report_dissector_bug( "%s:%u: failed assertion \"%s\"", "epan/proto.c", 11022, "fmtfunc64" ))));
11023 | fmtfunc64(tmp, value);
11024 | label_fill(label_str, bitfield_byte_length, hfinfo, tmp, value_pos);
11025 | }
11026 | else if (hfinfo->strings) {
11027 | const char *val_str = hf_try_val64_to_str(value, hfinfo);
11028 |
11029 | out = hfinfo_number_vals_format64(hfinfo, buf, value);
11030 | if (hfinfo->display & BASE_SPECIAL_VALS0x00008000) {
11031 | /*
11032 | * Unique values only display value_string string
11033 | * if there is a match. Otherwise it's just a number
11034 | */
11035 | if (val_str) {
11036 | label_fill_descr(label_str, bitfield_byte_length, hfinfo, val_str, out, value_pos);
11037 | } else {
11038 | label_fill(label_str, bitfield_byte_length, hfinfo, out, value_pos);
11039 | }
11040 | } else {
11041 | if (val_str == NULL((void*)0))
11042 | val_str = "Unknown";
11043 |
11044 | if (out == NULL((void*)0)) /* BASE_NONE so don't put integer in descr */
11045 | label_fill(label_str, bitfield_byte_length, hfinfo, val_str, value_pos);
11046 | else
11047 | label_fill_descr(label_str, bitfield_byte_length, hfinfo, val_str, out, value_pos);
11048 | }
11049 | }
11050 | else {
11051 | out = hfinfo_number_value_format64(hfinfo, buf, value);
11052 |
11053 | label_fill(label_str, bitfield_byte_length, hfinfo, out, value_pos);
11054 | }
11055 | }
11056 |
11057 | static void
11058 | fill_label_char(const field_info *fi, char *label_str, size_t *value_pos)
11059 | {
11060 | const header_field_info *hfinfo = fi->hfinfo;
11061 | uint32_t value;
11062 |
11063 | char buf[32];
11064 | const char *out;
11065 |
11066 | value = fvalue_get_uinteger(fi->value);
11067 |
11068 | /* Fill in the textual info */
11069 | if (hfinfo->display == BASE_CUSTOM) {
11070 | char tmp[ITEM_LABEL_LENGTH240];
11071 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hfinfo->strings;
11072 |
11073 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 11073, "fmtfunc"))));
11074 | fmtfunc(tmp, value);
11075 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
11076 | }
11077 | else if (hfinfo->strings) {
11078 | const char *val_str = hf_try_val_to_str_const(value, hfinfo, "Unknown");
11079 |
11080 | out = hfinfo_char_vals_format(hfinfo, buf, value);
11081 | label_fill_descr(label_str, 0, hfinfo, val_str, out, value_pos);
11082 | }
11083 | else {
11084 | out = hfinfo_char_value_format(hfinfo, buf, value);
11085 |
11086 | label_fill(label_str, 0, hfinfo, out, value_pos);
11087 | }
11088 | }
11089 |
11090 | static void
11091 | fill_label_number(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed)
11092 | {
11093 | const header_field_info *hfinfo = fi->hfinfo;
11094 | uint32_t value;
11095 |
11096 | char buf[NUMBER_LABEL_LENGTH80];
11097 | const char *out;
11098 |
11099 | if (is_signed)
11100 | value = fvalue_get_sinteger(fi->value);
11101 | else
11102 | value = fvalue_get_uinteger(fi->value);
11103 |
11104 | /* Fill in the textual info */
11105 | if (hfinfo->display == BASE_CUSTOM) {
11106 | char tmp[ITEM_LABEL_LENGTH240];
11107 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hfinfo->strings;
11108 |
11109 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 11109, "fmtfunc"))));
11110 | fmtfunc(tmp, value);
11111 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
11112 | }
11113 | else if (hfinfo->strings && hfinfo->type != FT_FRAMENUM) {
11114 | /*
11115 | * It makes no sense to have a value-string table for a
11116 | * frame-number field - they're just integers giving
11117 | * the ordinal frame number.
11118 | */
11119 | const char *val_str = hf_try_val_to_str(value, hfinfo);
11120 |
11121 | out = hfinfo_number_vals_format(hfinfo, buf, value);
11122 | if (hfinfo->display & BASE_SPECIAL_VALS0x00008000) {
11123 | /*
11124 | * Unique values only display value_string string
11125 | * if there is a match. Otherwise it's just a number
11126 | */
11127 | if (val_str) {
11128 | label_fill_descr(label_str, 0, hfinfo, val_str, out, value_pos);
11129 | } else {
11130 | label_fill(label_str, 0, hfinfo, out, value_pos);
11131 | }
11132 | } else {
11133 | if (val_str == NULL((void*)0))
11134 | val_str = "Unknown";
11135 |
11136 | if (out == NULL((void*)0)) /* BASE_NONE so don't put integer in descr */
11137 | label_fill(label_str, 0, hfinfo, val_str, value_pos);
11138 | else
11139 | label_fill_descr(label_str, 0, hfinfo, val_str, out, value_pos);
11140 | }
11141 | }
11142 | else if (IS_BASE_PORT(hfinfo->display)(((hfinfo->display)==BASE_PT_UDP||(hfinfo->display)==BASE_PT_TCP ||(hfinfo->display)==BASE_PT_DCCP||(hfinfo->display)==BASE_PT_SCTP ))) {
11143 | char tmp[ITEM_LABEL_LENGTH240];
11144 |
11145 | port_with_resolution_to_str_buf(tmp, sizeof(tmp),
11146 | display_to_port_type((field_display_e)hfinfo->display), value);
11147 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
11148 | }
11149 | else {
11150 | out = hfinfo_number_value_format(hfinfo, buf, value);
11151 |
11152 | label_fill(label_str, 0, hfinfo, out, value_pos);
11153 | }
11154 | }
11155 |
11156 | static void
11157 | fill_label_number64(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed)
11158 | {
11159 | const header_field_info *hfinfo = fi->hfinfo;
11160 | uint64_t value;
11161 |
11162 | char buf[NUMBER_LABEL_LENGTH80];
11163 | const char *out;
11164 |
11165 | if (is_signed)
11166 | value = fvalue_get_sinteger64(fi->value);
11167 | else
11168 | value = fvalue_get_uinteger64(fi->value);
11169 |
11170 | /* Fill in the textual info */
11171 | if (hfinfo->display == BASE_CUSTOM) {
11172 | char tmp[ITEM_LABEL_LENGTH240];
11173 | const custom_fmt_func_64_t fmtfunc64 = (const custom_fmt_func_64_t)hfinfo->strings;
11174 |
11175 | DISSECTOR_ASSERT(fmtfunc64)((void) ((fmtfunc64) ? (void)0 : (proto_report_dissector_bug( "%s:%u: failed assertion \"%s\"", "epan/proto.c", 11175, "fmtfunc64" ))));
11176 | fmtfunc64(tmp, value);
11177 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
11178 | }
11179 | else if (hfinfo->strings) {
11180 | const char *val_str = hf_try_val64_to_str(value, hfinfo);
11181 |
11182 | out = hfinfo_number_vals_format64(hfinfo, buf, value);
11183 | if (hfinfo->display & BASE_SPECIAL_VALS0x00008000) {
11184 | /*
11185 | * Unique values only display value_string string
11186 | * if there is a match. Otherwise it's just a number
11187 | */
11188 | if (val_str) {
11189 | label_fill_descr(label_str, 0, hfinfo, val_str, out, value_pos);
11190 | } else {
11191 | label_fill(label_str, 0, hfinfo, out, value_pos);
11192 | }
11193 | } else {
11194 | if (val_str == NULL((void*)0))
11195 | val_str = "Unknown";
11196 |
11197 | if (out == NULL((void*)0)) /* BASE_NONE so don't put integer in descr */
11198 | label_fill(label_str, 0, hfinfo, val_str, value_pos);
11199 | else
11200 | label_fill_descr(label_str, 0, hfinfo, val_str, out, value_pos);
11201 | }
11202 | }
11203 | else {
11204 | out = hfinfo_number_value_format64(hfinfo, buf, value);
11205 |
11206 | label_fill(label_str, 0, hfinfo, out, value_pos);
11207 | }
11208 | }
11209 |
11210 | static size_t
11211 | fill_display_label_float(const field_info *fi, char *label_str, const int label_str_size)
11212 | {
11213 | int display;
11214 | int n;
11215 | double value;
11216 |
11217 | if (label_str_size < 12) {
11218 | /* Not enough room to write an entire floating point value. */
11219 | return 0;
11220 | }
11221 |
11222 | display = FIELD_DISPLAY(fi->hfinfo->display)((fi->hfinfo->display) & 0xFF);
11223 | value = fvalue_get_floating(fi->value);
11224 |
11225 | if (display == BASE_CUSTOM) {
11226 | const custom_fmt_func_double_t fmtfunc = (const custom_fmt_func_double_t)fi->hfinfo->strings;
11227 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 11227, "fmtfunc"))));
11228 | fmtfunc(label_str, value);
11229 | return strlen(label_str);
11230 | }
11231 |
11232 | switch (display) {
11233 | case BASE_NONE:
11234 | if (fi->hfinfo->type == FT_FLOAT) {
11235 | n = snprintf(label_str, label_str_size, "%.*g", FLT_DIG6, value);
11236 | } else {
11237 | n = (int)strlen(dtoa_g_fmt(label_str, value));
11238 | }
11239 | break;
11240 | case BASE_DEC:
11241 | n = snprintf(label_str, label_str_size, "%f", value);
11242 | break;
11243 | case BASE_HEX:
11244 | n = snprintf(label_str, label_str_size, "%a", value);
11245 | break;
11246 | case BASE_EXP:
11247 | n = snprintf(label_str, label_str_size, "%e", value);
11248 | break;
11249 | default:
11250 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11250 , __func__, "assertion \"not reached\" failed");
11251 | }
11252 | if (n < 0) {
11253 | return 0; /* error */
11254 | }
11255 | if ((fi->hfinfo->strings) && (fi->hfinfo->display & BASE_UNIT_STRING0x00001000)) {
11256 | const char *hf_str_val;
11257 | hf_str_val = hf_try_double_val_to_str(value, fi->hfinfo);
11258 | n += proto_strlcpy(label_str + n, hf_str_val, label_str_size - n);
11259 | }
11260 | if (n > label_str_size) {
11261 | ws_warning("label length too small")do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 11261, __func__, "label length too small"); } } while (0);
11262 | return strlen(label_str);
11263 | }
11264 |
11265 | return n;
11266 | }
11267 |
11268 | void
11269 | fill_label_float(const field_info *fi, char *label_str, size_t *value_pos)
11270 | {
11271 | char tmp[ITEM_LABEL_LENGTH240];
11272 |
11273 | fill_display_label_float(fi, tmp, ITEM_LABEL_LENGTH240);
11274 | label_fill(label_str, 0, fi->hfinfo, tmp, value_pos);
11275 | }
11276 |
11277 | static size_t
11278 | fill_display_label_ieee_11073_float(const field_info *fi, char *label_str, const int label_str_size)
11279 | {
11280 | int display;
11281 | size_t pos = 0;
11282 | double value;
11283 | char* tmp_str;
11284 |
11285 | if (label_str_size < 12) {
11286 | /* Not enough room to write an entire floating point value. */
11287 | return 0;
11288 | }
11289 |
11290 | display = FIELD_DISPLAY(fi->hfinfo->display)((fi->hfinfo->display) & 0xFF);
11291 | tmp_str = fvalue_to_string_repr(NULL((void*)0), fi->value, FTREPR_DISPLAY, display);
11292 | pos = label_concat(label_str, pos, (const uint8_t*)tmp_str)ws_label_strcpy(label_str, 240, pos, (const uint8_t*)tmp_str, 0);
11293 | wmem_free(NULL((void*)0), tmp_str);
11294 |
11295 | if ((fi->hfinfo->strings) && (fi->hfinfo->display & BASE_UNIT_STRING0x00001000)) {
11296 | const char *hf_str_val;
11297 | fvalue_to_double(fi->value, &value);
11298 | hf_str_val = unit_name_string_get_double(value, (const struct unit_name_string*)fi->hfinfo->strings);
11299 | pos = label_concat(label_str, pos, (const uint8_t*)hf_str_val)ws_label_strcpy(label_str, 240, pos, (const uint8_t*)hf_str_val , 0);
11300 | }
11301 | if ((int)pos > label_str_size) {
11302 | ws_warning("label length too small")do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 11302, __func__, "label length too small"); } } while (0);
11303 | return strlen(label_str);
11304 | }
11305 |
11306 | return pos;
11307 | }
11308 |
11309 | void
11310 | fill_label_ieee_11073_float(const field_info *fi, char *label_str, size_t *value_pos)
11311 | {
11312 | char tmp[ITEM_LABEL_LENGTH240];
11313 |
11314 | fill_display_label_ieee_11073_float(fi, tmp, ITEM_LABEL_LENGTH240);
11315 | label_fill(label_str, 0, fi->hfinfo, tmp, value_pos);
11316 | }
11317 |
11318 | int
11319 | hfinfo_bitshift(const header_field_info *hfinfo)
11320 | {
11321 | return ws_ctz(hfinfo->bitmask);
11322 | }
11323 |
11324 |
11325 | static int
11326 | hfinfo_bitoffset(const header_field_info *hfinfo)
11327 | {
11328 | if (!hfinfo->bitmask) {
11329 | return 0;
11330 | }
11331 |
11332 | /* ilog2 = first set bit, counting 0 as the last bit; we want 0
11333 | * as the first bit */
11334 | return hfinfo_container_bitwidth(hfinfo) - 1 - ws_ilog2(hfinfo->bitmask);
11335 | }
11336 |
11337 | static int
11338 | hfinfo_mask_bitwidth(const header_field_info *hfinfo)
11339 | {
11340 | if (!hfinfo->bitmask) {
11341 | return 0;
11342 | }
11343 |
11344 | /* ilog2 = first set bit, ctz = last set bit */
11345 | return ws_ilog2(hfinfo->bitmask) - ws_ctz(hfinfo->bitmask) + 1;
11346 | }
11347 |
11348 | static int
11349 | hfinfo_type_bitwidth(enum ftenum type)
11350 | {
11351 | int bitwidth = 0;
11352 |
11353 | switch (type) {
11354 | case FT_CHAR:
11355 | case FT_UINT8:
11356 | case FT_INT8:
11357 | bitwidth = 8;
11358 | break;
11359 | case FT_UINT16:
11360 | case FT_INT16:
11361 | bitwidth = 16;
11362 | break;
11363 | case FT_UINT24:
11364 | case FT_INT24:
11365 | bitwidth = 24;
11366 | break;
11367 | case FT_UINT32:
11368 | case FT_INT32:
11369 | bitwidth = 32;
11370 | break;
11371 | case FT_UINT40:
11372 | case FT_INT40:
11373 | bitwidth = 40;
11374 | break;
11375 | case FT_UINT48:
11376 | case FT_INT48:
11377 | bitwidth = 48;
11378 | break;
11379 | case FT_UINT56:
11380 | case FT_INT56:
11381 | bitwidth = 56;
11382 | break;
11383 | case FT_UINT64:
11384 | case FT_INT64:
11385 | bitwidth = 64;
11386 | break;
11387 | default:
11388 | DISSECTOR_ASSERT_NOT_REACHED()(proto_report_dissector_bug("%s:%u: failed assertion \"DISSECTOR_ASSERT_NOT_REACHED\"" , "epan/proto.c", 11388));
11389 | ;
11390 | }
11391 | return bitwidth;
11392 | }
11393 |
11394 |
11395 | static int
11396 | hfinfo_container_bitwidth(const header_field_info *hfinfo)
11397 | {
11398 | if (!hfinfo->bitmask) {
11399 | return 0;
11400 | }
11401 |
11402 | if (hfinfo->type == FT_BOOLEAN) {
11403 | return hfinfo->display; /* hacky? :) */
11404 | }
11405 |
11406 | return hfinfo_type_bitwidth(hfinfo->type);
11407 | }
11408 |
11409 | static int
11410 | hfinfo_hex_digits(const header_field_info *hfinfo)
11411 | {
11412 | int bitwidth;
11413 |
11414 | /* If we have a bitmask, hfinfo->type is the width of the container, so not
11415 | * appropriate to determine the number of hex digits for the field.
11416 | * So instead, we compute it from the bitmask.
11417 | */
11418 | if (hfinfo->bitmask != 0) {
11419 | bitwidth = hfinfo_mask_bitwidth(hfinfo);
11420 | } else {
11421 | bitwidth = hfinfo_type_bitwidth(hfinfo->type);
11422 | }
11423 |
11424 | /* Divide by 4, rounding up, to get number of hex digits. */
11425 | return (bitwidth + 3) / 4;
11426 | }
11427 |
11428 | const char *
11429 | hfinfo_char_value_format_display(int display, char buf[7], uint32_t value)
11430 | {
11431 | char *ptr = &buf[6];
11432 | static const char hex_digits[16] =
11433 | { '0', '1', '2', '3', '4', '5', '6', '7',
11434 | '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
11435 |
11436 | *ptr = '\0';
11437 | *(--ptr) = '\'';
11438 | /* Properly format value */
11439 | if (g_ascii_isprint(value)((g_ascii_table[(guchar) (value)] & G_ASCII_PRINT) != 0)) {
11440 | /*
11441 | * Printable, so just show the character, and, if it needs
11442 | * to be escaped, escape it.
11443 | */
11444 | *(--ptr) = value;
11445 | if (value == '\\' || value == '\'')
11446 | *(--ptr) = '\\';
11447 | } else {
11448 | /*
11449 | * Non-printable; show it as an escape sequence.
11450 | */
11451 | switch (value) {
11452 |
11453 | case '\0':
11454 | /*
11455 | * Show a NUL with only one digit.
11456 | */
11457 | *(--ptr) = '0';
11458 | break;
11459 |
11460 | case '\a':
11461 | case '\b':
11462 | case '\f':
11463 | case '\n':
11464 | case '\r':
11465 | case '\t':
11466 | case '\v':
11467 | *(--ptr) = value - '\a' + 'a';
11468 | break;
11469 |
11470 | default:
11471 | switch (FIELD_DISPLAY(display)((display) & 0xFF)) {
11472 |
11473 | case BASE_OCT:
11474 | *(--ptr) = (value & 0x7) + '0';
11475 | value >>= 3;
11476 | *(--ptr) = (value & 0x7) + '0';
11477 | value >>= 3;
11478 | *(--ptr) = (value & 0x7) + '0';
11479 | break;
11480 |
11481 | case BASE_HEX:
11482 | *(--ptr) = hex_digits[value & 0x0F];
11483 | value >>= 4;
11484 | *(--ptr) = hex_digits[value & 0x0F];
11485 | *(--ptr) = 'x';
11486 | break;
11487 |
11488 | default:
11489 | REPORT_DISSECTOR_BUG("Invalid base: %d", FIELD_DISPLAY(display))proto_report_dissector_bug("Invalid base: %d", ((display) & 0xFF));
11490 | }
11491 | }
11492 | *(--ptr) = '\\';
11493 | }
11494 | *(--ptr) = '\'';
11495 | return ptr;
11496 | }
11497 |
11498 | static const char *
11499 | hfinfo_number_value_format_display(const header_field_info *hfinfo, int display, char buf[NUMBER_LABEL_LENGTH80], uint32_t value)
11500 | {
11501 | char *ptr = &buf[NUMBER_LABEL_LENGTH80-1];
11502 | bool_Bool isint = FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 ));
11503 |
11504 | *ptr = '\0';
11505 | /* Properly format value */
11506 | switch (FIELD_DISPLAY(display)((display) & 0xFF)) {
11507 | case BASE_DEC:
11508 | return isint ? int_to_str_back(ptr, (int32_t) value) : uint_to_str_back(ptr, value);
11509 |
11510 | case BASE_DEC_HEX:
11511 | *(--ptr) = ')';
11512 | ptr = hex_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11513 | *(--ptr) = '(';
11514 | *(--ptr) = ' ';
11515 | ptr = isint ? int_to_str_back(ptr, (int32_t) value) : uint_to_str_back(ptr, value);
11516 | return ptr;
11517 |
11518 | case BASE_OCT:
11519 | return oct_to_str_back(ptr, value);
11520 |
11521 | case BASE_HEX:
11522 | return hex_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11523 |
11524 | case BASE_HEX_DEC:
11525 | *(--ptr) = ')';
11526 | ptr = isint ? int_to_str_back(ptr, (int32_t) value) : uint_to_str_back(ptr, value);
11527 | *(--ptr) = '(';
11528 | *(--ptr) = ' ';
11529 | ptr = hex_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11530 | return ptr;
11531 |
11532 | case BASE_PT_UDP:
11533 | case BASE_PT_TCP:
11534 | case BASE_PT_DCCP:
11535 | case BASE_PT_SCTP:
11536 | port_with_resolution_to_str_buf(buf, NUMBER_LABEL_LENGTH80,
11537 | display_to_port_type((field_display_e)display), value);
11538 | return buf;
11539 | case BASE_OUI:
11540 | {
11541 | uint8_t p_oui[3];
11542 | const char *manuf_name;
11543 |
11544 | p_oui[0] = value >> 16 & 0xFF;
11545 | p_oui[1] = value >> 8 & 0xFF;
11546 | p_oui[2] = value & 0xFF;
11547 |
11548 | /* Attempt an OUI lookup. */
11549 | manuf_name = uint_get_manuf_name_if_known(value);
11550 | if (manuf_name == NULL((void*)0)) {
11551 | /* Could not find an OUI. */
11552 | snprintf(buf, NUMBER_LABEL_LENGTH80, "%02x:%02x:%02x", p_oui[0], p_oui[1], p_oui[2]);
11553 | }
11554 | else {
11555 | /* Found an address string. */
11556 | snprintf(buf, NUMBER_LABEL_LENGTH80, "%02x:%02x:%02x (%s)", p_oui[0], p_oui[1], p_oui[2], manuf_name);
11557 | }
11558 | return buf;
11559 | }
11560 |
11561 | default:
11562 | REPORT_DISSECTOR_BUG("Invalid base: %d", FIELD_DISPLAY(display))proto_report_dissector_bug("Invalid base: %d", ((display) & 0xFF));
11563 | }
11564 | return ptr;
11565 | }
11566 |
11567 | static const char *
11568 | hfinfo_number_value_format_display64(const header_field_info *hfinfo, int display, char buf[NUMBER_LABEL_LENGTH80], uint64_t value)
11569 | {
11570 | char *ptr = &buf[NUMBER_LABEL_LENGTH80-1];
11571 | bool_Bool isint = FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 ));
11572 |
11573 | *ptr = '\0';
11574 | /* Properly format value */
11575 | switch (FIELD_DISPLAY(display)((display) & 0xFF)) {
11576 | case BASE_DEC:
11577 | return isint ? int64_to_str_back(ptr, (int64_t) value) : uint64_to_str_back(ptr, value);
11578 |
11579 | case BASE_DEC_HEX:
11580 | *(--ptr) = ')';
11581 | ptr = hex64_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11582 | *(--ptr) = '(';
11583 | *(--ptr) = ' ';
11584 | ptr = isint ? int64_to_str_back(ptr, (int64_t) value) : uint64_to_str_back(ptr, value);
11585 | return ptr;
11586 |
11587 | case BASE_OCT:
11588 | return oct64_to_str_back(ptr, value);
11589 |
11590 | case BASE_HEX:
11591 | return hex64_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11592 |
11593 | case BASE_HEX_DEC:
11594 | *(--ptr) = ')';
11595 | ptr = isint ? int64_to_str_back(ptr, (int64_t) value) : uint64_to_str_back(ptr, value);
11596 | *(--ptr) = '(';
11597 | *(--ptr) = ' ';
11598 | ptr = hex64_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11599 | return ptr;
11600 |
11601 | default:
11602 | REPORT_DISSECTOR_BUG("Invalid base: %d", FIELD_DISPLAY(display))proto_report_dissector_bug("Invalid base: %d", ((display) & 0xFF));
11603 | }
11604 |
11605 | return ptr;
11606 | }
11607 |
11608 | static const char *
11609 | hfinfo_number_value_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value)
11610 | {
11611 | int display = hfinfo->display;
11612 |
11613 | if (hfinfo->type == FT_FRAMENUM) {
11614 | /*
11615 | * Frame numbers are always displayed in decimal.
11616 | */
11617 | display = BASE_DEC;
11618 | }
11619 |
11620 | return hfinfo_number_value_format_display(hfinfo, display, buf, value);
11621 | }
11622 |
11623 | static const char *
11624 | hfinfo_number_value_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value)
11625 | {
11626 | int display = hfinfo->display;
11627 |
11628 | if (hfinfo->type == FT_FRAMENUM) {
11629 | /*
11630 | * Frame numbers are always displayed in decimal.
11631 | */
11632 | display = BASE_DEC;
11633 | }
11634 |
11635 | return hfinfo_number_value_format_display64(hfinfo, display, buf, value);
11636 | }
11637 |
11638 | static const char *
11639 | hfinfo_char_value_format(const header_field_info *hfinfo, char buf[32], uint32_t value)
11640 | {
11641 | /* Get the underlying BASE_ value */
11642 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11643 |
11644 | return hfinfo_char_value_format_display(display, buf, value);
11645 | }
11646 |
11647 | static const char *
11648 | hfinfo_numeric_value_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value)
11649 | {
11650 | /* Get the underlying BASE_ value */
11651 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11652 |
11653 | if (hfinfo->type == FT_FRAMENUM) {
11654 | /*
11655 | * Frame numbers are always displayed in decimal.
11656 | */
11657 | display = BASE_DEC;
11658 | }
11659 |
11660 | if (IS_BASE_PORT(display)(((display)==BASE_PT_UDP||(display)==BASE_PT_TCP||(display)== BASE_PT_DCCP||(display)==BASE_PT_SCTP))) {
11661 | display = BASE_DEC;
11662 | } else if (display == BASE_OUI) {
11663 | display = BASE_HEX;
11664 | }
11665 |
11666 | switch (display) {
11667 | case BASE_NONE:
11668 | /* case BASE_DEC: */
11669 | case BASE_DEC_HEX:
11670 | case BASE_OCT: /* XXX, why we're changing BASE_OCT to BASE_DEC? */
11671 | case BASE_CUSTOM:
11672 | display = BASE_DEC;
11673 | break;
11674 |
11675 | /* case BASE_HEX: */
11676 | case BASE_HEX_DEC:
11677 | display = BASE_HEX;
11678 | break;
11679 | }
11680 |
11681 | return hfinfo_number_value_format_display(hfinfo, display, buf, value);
11682 | }
11683 |
11684 | static const char *
11685 | hfinfo_numeric_value_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value)
11686 | {
11687 | /* Get the underlying BASE_ value */
11688 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11689 |
11690 | if (hfinfo->type == FT_FRAMENUM) {
11691 | /*
11692 | * Frame numbers are always displayed in decimal.
11693 | */
11694 | display = BASE_DEC;
11695 | }
11696 |
11697 | switch (display) {
11698 | case BASE_NONE:
11699 | /* case BASE_DEC: */
11700 | case BASE_DEC_HEX:
11701 | case BASE_OCT: /* XXX, why we're changing BASE_OCT to BASE_DEC? */
11702 | case BASE_CUSTOM:
11703 | display = BASE_DEC;
11704 | break;
11705 |
11706 | /* case BASE_HEX: */
11707 | case BASE_HEX_DEC:
11708 | display = BASE_HEX;
11709 | break;
11710 | }
11711 |
11712 | return hfinfo_number_value_format_display64(hfinfo, display, buf, value);
11713 | }
11714 |
11715 | static const char *
11716 | hfinfo_char_vals_format(const header_field_info *hfinfo, char buf[32], uint32_t value)
11717 | {
11718 | /* Get the underlying BASE_ value */
11719 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11720 |
11721 | return hfinfo_char_value_format_display(display, buf, value);
11722 | }
11723 |
11724 | static const char *
11725 | hfinfo_number_vals_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value)
11726 | {
11727 | /* Get the underlying BASE_ value */
11728 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11729 |
11730 | if (display == BASE_NONE)
11731 | return NULL((void*)0);
11732 |
11733 | if (display == BASE_DEC_HEX)
11734 | display = BASE_DEC;
11735 | if (display == BASE_HEX_DEC)
11736 | display = BASE_HEX;
11737 |
11738 | return hfinfo_number_value_format_display(hfinfo, display, buf, value);
11739 | }
11740 |
11741 | static const char *
11742 | hfinfo_number_vals_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value)
11743 | {
11744 | /* Get the underlying BASE_ value */
11745 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11746 |
11747 | if (display == BASE_NONE)
11748 | return NULL((void*)0);
11749 |
11750 | if (display == BASE_DEC_HEX)
11751 | display = BASE_DEC;
11752 | if (display == BASE_HEX_DEC)
11753 | display = BASE_HEX;
11754 |
11755 | return hfinfo_number_value_format_display64(hfinfo, display, buf, value);
11756 | }
11757 |
11758 | const char *
11759 | proto_registrar_get_name(const int n)
11760 | {
11761 | header_field_info *hfinfo;
11762 |
11763 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11763 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11763 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11763, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11764 | return hfinfo->name;
11765 | }
11766 |
11767 | const char *
11768 | proto_registrar_get_abbrev(const int n)
11769 | {
11770 | header_field_info *hfinfo;
11771 |
11772 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11772 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11772 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11772, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11773 | return hfinfo->abbrev;
11774 | }
11775 |
11776 | enum ftenum
11777 | proto_registrar_get_ftype(const int n)
11778 | {
11779 | header_field_info *hfinfo;
11780 |
11781 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11781 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11781 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11781, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11782 | return hfinfo->type;
11783 | }
11784 |
11785 | int
11786 | proto_registrar_get_parent(const int n)
11787 | {
11788 | header_field_info *hfinfo;
11789 |
11790 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11790 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11790 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11790, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11791 | return hfinfo->parent;
11792 | }
11793 |
11794 | bool_Bool
11795 | proto_registrar_is_protocol(const int n)
11796 | {
11797 | header_field_info *hfinfo;
11798 |
11799 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11799 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11799 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11799, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11800 | return (((hfinfo->id != hf_text_only) && (hfinfo->parent == -1)) ? true1 : false0);
11801 | }
11802 |
11803 | /* Returns length of field in packet (not necessarily the length
11804 | * in our internal representation, as in the case of IPv4).
11805 | * 0 means undeterminable at time of registration
11806 | * -1 means the field is not registered. */
11807 | int
11808 | proto_registrar_get_length(const int n)
11809 | {
11810 | header_field_info *hfinfo;
11811 |
11812 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11812 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11812 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11812, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11813 | return ftype_wire_size(hfinfo->type);
11814 | }
11815 |
11816 | size_t
11817 | proto_registrar_get_count(struct proto_registrar_stats *stats)
11818 | {
11819 | header_field_info *hfinfo;
11820 |
11821 | // Index zero is not used. We have to skip it.
11822 | size_t total_count = gpa_hfinfo.len - 1;
11823 | if (stats == NULL((void*)0)) {
11824 | return total_count;
11825 | }
11826 | for (uint32_t id = 1; id < gpa_hfinfo.len; id++) {
11827 | if (gpa_hfinfo.hfi[id] == NULL((void*)0)) {
11828 | stats->deregistered_count++;
11829 | continue; /* This is a deregistered protocol or header field */
11830 | }
11831 |
11832 | PROTO_REGISTRAR_GET_NTH(id, hfinfo)if((id == 0 || (unsigned)id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11832 , __func__, "Unregistered hf! index=%d", id); ((void) ((id > 0 && (unsigned)id < gpa_hfinfo.len) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11832, "id > 0 && (unsigned)id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[id] != (( void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11832, "gpa_hfinfo.hfi[id] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[id];;
11833 |
11834 | if (proto_registrar_is_protocol(id))
11835 | stats->protocol_count++;
11836 |
11837 | if (hfinfo->same_name_prev_id != -1)
11838 | stats->same_name_count++;
11839 | }
11840 |
11841 | return total_count;
11842 | }
11843 |
11844 | /* Looks for a protocol or a field in a proto_tree. Returns true if
11845 | * it exists anywhere, or false if it exists nowhere. */
11846 | bool_Bool
11847 | proto_check_for_protocol_or_field(const proto_tree* tree, const int id)
11848 | {
11849 | GPtrArray *ptrs = proto_get_finfo_ptr_array(tree, id);
11850 |
11851 | if (g_ptr_array_len(ptrs)((ptrs) ? (ptrs)->len : 0) > 0) {
11852 | return true1;
11853 | }
11854 | else {
11855 | return false0;
11856 | }
11857 | }
11858 |
11859 | /* Return GPtrArray* of field_info pointers for all hfindex that appear in tree.
11860 | * This only works if the hfindex was "primed" before the dissection
11861 | * took place, as we just pass back the already-created GPtrArray*.
11862 | * The caller should *not* free the GPtrArray*; proto_tree_free_node()
11863 | * handles that. */
11864 | GPtrArray *
11865 | proto_get_finfo_ptr_array(const proto_tree *tree, const int id)
11866 | {
11867 | if (!tree)
11868 | return NULL((void*)0);
11869 |
11870 | if (PTREE_DATA(tree)((tree)->tree_data)->interesting_hfids != NULL((void*)0))
11871 | return (GPtrArray *)g_hash_table_lookup(PTREE_DATA(tree)((tree)->tree_data)->interesting_hfids,
11872 | GINT_TO_POINTER(id)((gpointer) (glong) (id)));
11873 | else
11874 | return NULL((void*)0);
11875 | }
11876 |
11877 | bool_Bool
11878 | proto_tracking_interesting_fields(const proto_tree *tree)
11879 | {
11880 | GHashTable *interesting_hfids;
11881 |
11882 | if (!tree)
11883 | return false0;
11884 |
11885 | interesting_hfids = PTREE_DATA(tree)((tree)->tree_data)->interesting_hfids;
11886 |
11887 | return (interesting_hfids != NULL((void*)0)) && g_hash_table_size(interesting_hfids);
11888 | }
11889 |
11890 | /* Helper struct for proto_find_info() and proto_all_finfos() */
11891 | typedef struct {
11892 | GPtrArray *array;
11893 | int id;
11894 | } ffdata_t;
11895 |
11896 | /* Helper function for proto_find_info() */
11897 | static bool_Bool
11898 | find_finfo(proto_node *node, void * data)
11899 | {
11900 | field_info *fi = PNODE_FINFO(node)((node)->finfo);
11901 | if (fi && fi->hfinfo) {
11902 | if (fi->hfinfo->id == ((ffdata_t*)data)->id) {
11903 | g_ptr_array_add(((ffdata_t*)data)->array, fi);
11904 | }
11905 | }
11906 |
11907 | /* Don't stop traversing. */
11908 | return false0;
11909 | }
11910 |
11911 | /* Helper function for proto_find_first_info() */
11912 | static bool_Bool
11913 | find_first_finfo(proto_node *node, void *data)
11914 | {
11915 | field_info *fi = PNODE_FINFO(node)((node)->finfo);
11916 | if (fi && fi->hfinfo) {
11917 | if (fi->hfinfo->id == ((ffdata_t*)data)->id) {
11918 | g_ptr_array_add(((ffdata_t*)data)->array, fi);
11919 |
11920 | /* Stop traversing. */
11921 | return true1;
11922 | }
11923 | }
11924 |
11925 | /* Continue traversing. */
11926 | return false0;
11927 | }
11928 |
11929 | /* Return GPtrArray* of field_info pointers for all hfindex that appear in a tree.
11930 | * This works on any proto_tree, primed or unprimed, but actually searches
11931 | * the tree, so it is slower than using proto_get_finfo_ptr_array on a primed tree.
11932 | * The caller does need to free the returned GPtrArray with
11933 | * g_ptr_array_free(<array>, true).
11934 | */
11935 | GPtrArray *
11936 | proto_find_finfo(proto_tree *tree, const int id)
11937 | {
11938 | ffdata_t ffdata;
11939 |
11940 | ffdata.array = g_ptr_array_new();
11941 | ffdata.id = id;
11942 |
11943 | proto_tree_traverse_pre_order(tree, find_finfo, &ffdata);
11944 |
11945 | return ffdata.array;
11946 | }
11947 |
11948 | /* Return GPtrArray* of first field_info pointers for the searched hfindex that appear in a tree.
11949 | * This works on any proto_tree, primed or unprimed, but actually searches
11950 | * the tree, so it is slower than using proto_get_finfo_ptr_array on a primed tree.
11951 | * The caller does need to free the returned GPtrArray with
11952 | * g_ptr_array_free(<array>, true).
11953 | */
11954 | GPtrArray *
11955 | proto_find_first_finfo(proto_tree *tree, const int id)
11956 | {
11957 | ffdata_t ffdata;
11958 |
11959 | ffdata.array = g_ptr_array_new();
11960 | ffdata.id = id;
11961 |
11962 | proto_tree_traverse_pre_order(tree, find_first_finfo, &ffdata);
11963 |
11964 | return ffdata.array;
11965 | }
11966 |
11967 | /* Helper function for proto_all_finfos() */
11968 | static bool_Bool
11969 | every_finfo(proto_node *node, void * data)
11970 | {
11971 | field_info *fi = PNODE_FINFO(node)((node)->finfo);
11972 | if (fi && fi->hfinfo) {
11973 | g_ptr_array_add(((ffdata_t*)data)->array, fi);
11974 | }
11975 |
11976 | /* Don't stop traversing. */
11977 | return false0;
11978 | }
11979 |
11980 | /* Return GPtrArray* of field_info pointers containing all hfindexes that appear in a tree.
11981 | * The caller does need to free the returned GPtrArray with
11982 | * g_ptr_array_free(<array>, true).
11983 | */
11984 | GPtrArray *
11985 | proto_all_finfos(proto_tree *tree)
11986 | {
11987 | ffdata_t ffdata;
11988 |
11989 | /* Pre allocate enough space to hold all fields in most cases */
11990 | ffdata.array = g_ptr_array_sized_new(512);
11991 | ffdata.id = 0;
11992 |
11993 | proto_tree_traverse_pre_order(tree, every_finfo, &ffdata);
11994 |
11995 | return ffdata.array;
11996 | }
11997 |
11998 |
11999 | typedef struct {
12000 | unsigned offset;
12001 | field_info *finfo;
12002 | tvbuff_t *tvb;
12003 | } offset_search_t;
12004 |
12005 | static bool_Bool
12006 | check_for_offset(proto_node *node, void * data)
12007 | {
12008 | field_info *fi = PNODE_FINFO(node)((node)->finfo);
12009 | offset_search_t *offsearch = (offset_search_t *)data;
12010 |
12011 | /* !fi == the top most container node which holds nothing */
12012 | if (fi && !proto_item_is_hidden(node) && !proto_item_is_generated(node) && fi->ds_tvb && offsearch->tvb == fi->ds_tvb) {
12013 | if (offsearch->offset >= (unsigned) fi->start &&
12014 | offsearch->offset < (unsigned) (fi->start + fi->length)) {
12015 |
12016 | offsearch->finfo = fi;
12017 | return false0; /* keep traversing */
12018 | }
12019 | }
12020 | return false0; /* keep traversing */
12021 | }
12022 |
12023 | /* Search a proto_tree backwards (from leaves to root) looking for the field
12024 | * whose start/length occupies 'offset' */
12025 | /* XXX - I couldn't find an easy way to search backwards, so I search
12026 | * forwards, w/o stopping. Therefore, the last finfo I find will the be
12027 | * the one I want to return to the user. This algorithm is inefficient
12028 | * and could be re-done, but I'd have to handle all the children and
12029 | * siblings of each node myself. When I have more time I'll do that.
12030 | * (yeah right) */
12031 | field_info *
12032 | proto_find_field_from_offset(proto_tree *tree, unsigned offset, tvbuff_t *tvb)
12033 | {
12034 | offset_search_t offsearch;
12035 |
12036 | offsearch.offset = offset;
12037 | offsearch.finfo = NULL((void*)0);
12038 | offsearch.tvb = tvb;
12039 |
12040 | proto_tree_traverse_pre_order(tree, check_for_offset, &offsearch);
12041 |
12042 | return offsearch.finfo;
12043 | }
12044 |
12045 | typedef struct {
12046 | unsigned length;
12047 | char *buf;
12048 | } decoded_data_t;
12049 |
12050 | static bool_Bool
12051 | check_for_undecoded(proto_node *node, void * data)
12052 | {
12053 | field_info *fi = PNODE_FINFO(node)((node)->finfo);
12054 | decoded_data_t* decoded = (decoded_data_t*)data;
12055 | unsigned i;
12056 | unsigned byte;
12057 | unsigned bit;
12058 |
12059 | if (fi && fi->hfinfo->type != FT_PROTOCOL) {
12060 | for (i = fi->start; i < fi->start + fi->length && i < decoded->length; i++) {
12061 | byte = i / 8;
12062 | bit = i % 8;
12063 | decoded->buf[byte] |= (1 << bit);
12064 | }
12065 | }
12066 |
12067 | return false0;
12068 | }
12069 |
12070 | char*
12071 | proto_find_undecoded_data(proto_tree *tree, unsigned length)
12072 | {
12073 | decoded_data_t decoded;
12074 | decoded.length = length;
12075 | decoded.buf = (char*)wmem_alloc0(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), length / 8 + 1);
12076 |
12077 | proto_tree_traverse_pre_order(tree, check_for_undecoded, &decoded);
12078 | return decoded.buf;
12079 | }
12080 |
12081 | /* Dumps the protocols in the registration database to stdout. An independent
12082 | * program can take this output and format it into nice tables or HTML or
12083 | * whatever.
12084 | *
12085 | * There is one record per line. The fields are tab-delimited.
12086 | *
12087 | * Field 1 = protocol name
12088 | * Field 2 = protocol short name
12089 | * Field 3 = protocol filter name
12090 | * Field 4 = protocol enabled
12091 | * Field 5 = protocol enabled by default
12092 | * Field 6 = protocol can toggle
12093 | */
12094 | void
12095 | proto_registrar_dump_protocols(void)
12096 | {
12097 | protocol_t *protocol;
12098 | int i;
12099 | void *cookie = NULL((void*)0);
12100 |
12101 |
12102 | i = proto_get_first_protocol(&cookie);
12103 | while (i != -1) {
12104 | protocol = find_protocol_by_id(i);
12105 | printf("%s\t%s\t%s\t%c\t%c\t%c\n",
12106 | protocol->name,
12107 | protocol->short_name,
12108 | protocol->filter_name,
12109 | (proto_is_protocol_enabled_by_default(protocol) ? 'T' : 'F'),
12110 | (proto_is_protocol_enabled(protocol) ? 'T' : 'F'),
12111 | (proto_can_toggle_protocol(protocol->proto_id) ? 'T' : 'F'));
12112 | i = proto_get_next_protocol(&cookie);
12113 | }
12114 | }
12115 |
12116 | /* Dumps the value_strings, extended value string headers, range_strings
12117 | * or true/false strings for fields that have them.
12118 | * There is one record per line. Fields are tab-delimited.
12119 | * There are four types of records: Value String, Extended Value String Header,
12120 | * Range String and True/False String. The first field, 'V', 'E', 'R' or 'T', indicates
12121 | * the type of record.
12122 | *
12123 | * Note that a record will be generated only if the value_string,... is referenced
12124 | * in a registered hfinfo entry.
12125 | *
12126 | *
12127 | * Value Strings
12128 | * -------------
12129 | * Field 1 = 'V'
12130 | * Field 2 = Field abbreviation to which this value string corresponds
12131 | * Field 3 = Integer value
12132 | * Field 4 = String
12133 | *
12134 | * Extended Value String Headers
12135 | * -----------------------------
12136 | * Field 1 = 'E'
12137 | * Field 2 = Field abbreviation to which this extended value string header corresponds
12138 | * Field 3 = Extended Value String "Name"
12139 | * Field 4 = Number of entries in the associated value_string array
12140 | * Field 5 = Access Type: "Linear Search", "Binary Search", "Direct (indexed) Access"
12141 | *
12142 | * Range Strings
12143 | * -------------
12144 | * Field 1 = 'R'
12145 | * Field 2 = Field abbreviation to which this range string corresponds
12146 | * Field 3 = Integer value: lower bound
12147 | * Field 4 = Integer value: upper bound
12148 | * Field 5 = String
12149 | *
12150 | * True/False Strings
12151 | * ------------------
12152 | * Field 1 = 'T'
12153 | * Field 2 = Field abbreviation to which this true/false string corresponds
12154 | * Field 3 = True String
12155 | * Field 4 = False String
12156 | */
12157 | void
12158 | proto_registrar_dump_values(void)
12159 | {
12160 | header_field_info *hfinfo;
12161 | int i, len, vi;
12162 | const value_string *vals;
12163 | const val64_string *vals64;
12164 | const range_string *range;
12165 | const true_false_string *tfs;
12166 | const unit_name_string *units;
12167 |
12168 | len = gpa_hfinfo.len;
12169 | for (i = 1; i < len ; i++) {
12170 | if (gpa_hfinfo.hfi[i] == NULL((void*)0))
12171 | continue; /* This is a deregistered protocol or field */
12172 |
12173 | PROTO_REGISTRAR_GET_NTH(i, hfinfo)if((i == 0 || (unsigned)i > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12173 , __func__, "Unregistered hf! index=%d", i); ((void) ((i > 0 && (unsigned)i < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12173 , "i > 0 && (unsigned)i < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[i] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 12173, "gpa_hfinfo.hfi[i] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[i];;
12174 |
12175 | if (hfinfo->id == hf_text_only) {
12176 | continue;
12177 | }
12178 |
12179 | /* ignore protocols */
12180 | if (proto_registrar_is_protocol(i)) {
12181 | continue;
12182 | }
12183 | /* process header fields */
12184 | #if 0 /* XXX: We apparently allow fields with the same name but with differing "strings" content */
12185 | /*
12186 | * If this field isn't at the head of the list of
12187 | * fields with this name, skip this field - all
12188 | * fields with the same name are really just versions
12189 | * of the same field stored in different bits, and
12190 | * should have the same type/radix/value list, and
12191 | * just differ in their bit masks. (If a field isn't
12192 | * a bitfield, but can be, say, 1 or 2 bytes long,
12193 | * it can just be made FT_UINT16, meaning the
12194 | * *maximum* length is 2 bytes, and be used
12195 | * for all lengths.)
12196 | */
12197 | if (hfinfo->same_name_prev_id != -1)
12198 | continue;
12199 | #endif
12200 | vals = NULL((void*)0);
12201 | vals64 = NULL((void*)0);
12202 | range = NULL((void*)0);
12203 | tfs = NULL((void*)0);
12204 | units = NULL((void*)0);
12205 |
12206 | if (hfinfo->strings != NULL((void*)0)) {
12207 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) != BASE_CUSTOM &&
12208 | (hfinfo->type == FT_CHAR ||
12209 | hfinfo->type == FT_UINT8 ||
12210 | hfinfo->type == FT_UINT16 ||
12211 | hfinfo->type == FT_UINT24 ||
12212 | hfinfo->type == FT_UINT32 ||
12213 | hfinfo->type == FT_UINT40 ||
12214 | hfinfo->type == FT_UINT48 ||
12215 | hfinfo->type == FT_UINT56 ||
12216 | hfinfo->type == FT_UINT64 ||
12217 | hfinfo->type == FT_INT8 ||
12218 | hfinfo->type == FT_INT16 ||
12219 | hfinfo->type == FT_INT24 ||
12220 | hfinfo->type == FT_INT32 ||
12221 | hfinfo->type == FT_INT40 ||
12222 | hfinfo->type == FT_INT48 ||
12223 | hfinfo->type == FT_INT56 ||
12224 | hfinfo->type == FT_INT64 ||
12225 | hfinfo->type == FT_FLOAT ||
12226 | hfinfo->type == FT_DOUBLE)) {
12227 |
12228 | if (hfinfo->display & BASE_RANGE_STRING0x00000100) {
12229 | range = (const range_string *)hfinfo->strings;
12230 | } else if (hfinfo->display & BASE_EXT_STRING0x00000200) {
12231 | if (hfinfo->display & BASE_VAL64_STRING0x00000400) {
12232 | vals64 = VAL64_STRING_EXT_VS_P((const val64_string_ext *)hfinfo->strings)((const val64_string_ext *)hfinfo->strings)->_vs_p;
12233 | } else {
12234 | vals = VALUE_STRING_EXT_VS_P((const value_string_ext *)hfinfo->strings)((const value_string_ext *)hfinfo->strings)->_vs_p;
12235 | }
12236 | } else if (hfinfo->display & BASE_VAL64_STRING0x00000400) {
12237 | vals64 = (const val64_string *)hfinfo->strings;
12238 | } else if (hfinfo->display & BASE_UNIT_STRING0x00001000) {
12239 | units = (const unit_name_string *)hfinfo->strings;
12240 | } else {
12241 | vals = (const value_string *)hfinfo->strings;
12242 | }
12243 | }
12244 | else if (hfinfo->type == FT_BOOLEAN) {
12245 | tfs = (const struct true_false_string *)hfinfo->strings;
12246 | }
12247 | }
12248 |
12249 | /* Print value strings? */
12250 | if (vals) {
12251 | if (hfinfo->display & BASE_EXT_STRING0x00000200) {
12252 | if (hfinfo->display & BASE_VAL64_STRING0x00000400) {
12253 | val64_string_ext *vse_p = (val64_string_ext *)hfinfo->strings;
12254 | if (!val64_string_ext_validate(vse_p)) {
12255 | ws_warning("Invalid val64_string_ext ptr for: %s", hfinfo->abbrev)do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 12255, __func__, "Invalid val64_string_ext ptr for: %s", hfinfo ->abbrev); } } while (0);
12256 | continue;
12257 | }
12258 | try_val64_to_str_ext(0, vse_p); /* "prime" the extended val64_string */
12259 | printf("E\t%s\t%u\t%s\t%s\n",
12260 | hfinfo->abbrev,
12261 | VAL64_STRING_EXT_VS_NUM_ENTRIES(vse_p)(vse_p)->_vs_num_entries,
12262 | VAL64_STRING_EXT_VS_NAME(vse_p)(vse_p)->_vs_name,
12263 | val64_string_ext_match_type_str(vse_p));
12264 | } else {
12265 | value_string_ext *vse_p = (value_string_ext *)hfinfo->strings;
12266 | if (!value_string_ext_validate(vse_p)) {
12267 | ws_warning("Invalid value_string_ext ptr for: %s", hfinfo->abbrev)do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 12267, __func__, "Invalid value_string_ext ptr for: %s", hfinfo ->abbrev); } } while (0);
12268 | continue;
12269 | }
12270 | try_val_to_str_ext(0, vse_p); /* "prime" the extended value_string */
12271 | printf("E\t%s\t%u\t%s\t%s\n",
12272 | hfinfo->abbrev,
12273 | VALUE_STRING_EXT_VS_NUM_ENTRIES(vse_p)(vse_p)->_vs_num_entries,
12274 | VALUE_STRING_EXT_VS_NAME(vse_p)(vse_p)->_vs_name,
12275 | value_string_ext_match_type_str(vse_p));
12276 | }
12277 | }
12278 | vi = 0;
12279 | while (vals[vi].strptr) {
12280 | /* Print in the proper base */
12281 | if (hfinfo->type == FT_CHAR) {
12282 | if (g_ascii_isprint(vals[vi].value)((g_ascii_table[(guchar) (vals[vi].value)] & G_ASCII_PRINT ) != 0)) {
12283 | printf("V\t%s\t'%c'\t%s\n",
12284 | hfinfo->abbrev,
12285 | vals[vi].value,
12286 | vals[vi].strptr);
12287 | } else {
12288 | if (hfinfo->display == BASE_HEX) {
12289 | printf("V\t%s\t'\\x%02x'\t%s\n",
12290 | hfinfo->abbrev,
12291 | vals[vi].value,
12292 | vals[vi].strptr);
12293 | }
12294 | else {
12295 | printf("V\t%s\t'\\%03o'\t%s\n",
12296 | hfinfo->abbrev,
12297 | vals[vi].value,
12298 | vals[vi].strptr);
12299 | }
12300 | }
12301 | } else {
12302 | if (hfinfo->display == BASE_HEX) {
12303 | printf("V\t%s\t0x%x\t%s\n",
12304 | hfinfo->abbrev,
12305 | vals[vi].value,
12306 | vals[vi].strptr);
12307 | }
12308 | else {
12309 | printf("V\t%s\t%u\t%s\n",
12310 | hfinfo->abbrev,
12311 | vals[vi].value,
12312 | vals[vi].strptr);
12313 | }
12314 | }
12315 | vi++;
12316 | }
12317 | }
12318 | else if (vals64) {
12319 | vi = 0;
12320 | while (vals64[vi].strptr) {
12321 | printf("V64\t%s\t%" PRIu64"l" "u" "\t%s\n",
12322 | hfinfo->abbrev,
12323 | vals64[vi].value,
12324 | vals64[vi].strptr);
12325 | vi++;
12326 | }
12327 | }
12328 |
12329 | /* print range strings? */
12330 | else if (range) {
12331 | vi = 0;
12332 | while (range[vi].strptr) {
12333 | /* Print in the proper base */
12334 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_HEX) {
12335 | printf("R\t%s\t0x%"PRIx64"l" "x""\t0x%"PRIx64"l" "x""\t%s\n",
12336 | hfinfo->abbrev,
12337 | range[vi].value_min,
12338 | range[vi].value_max,
12339 | range[vi].strptr);
12340 | }
12341 | else {
12342 | printf("R\t%s\t%"PRIu64"l" "u""\t%"PRIu64"l" "u""\t%s\n",
12343 | hfinfo->abbrev,
12344 | range[vi].value_min,
12345 | range[vi].value_max,
12346 | range[vi].strptr);
12347 | }
12348 | vi++;
12349 | }
12350 | }
12351 |
12352 | /* Print true/false strings? */
12353 | else if (tfs) {
12354 | printf("T\t%s\t%s\t%s\n", hfinfo->abbrev,
12355 | tfs->true_string, tfs->false_string);
12356 | }
12357 | /* Print unit strings? */
12358 | else if (units) {
12359 | printf("U\t%s\t%s\t%s\n", hfinfo->abbrev,
12360 | units->singular, units->plural ? units->plural : "(no plural)");
12361 | }
12362 | }
12363 | }
12364 |
12365 | /* Prints the number of registered fields.
12366 | * Useful for determining an appropriate value for
12367 | * PROTO_PRE_ALLOC_HF_FIELDS_MEM.
12368 | *
12369 | * Returns false if PROTO_PRE_ALLOC_HF_FIELDS_MEM is larger than or equal to
12370 | * the number of fields, true otherwise.
12371 | */
12372 | bool_Bool
12373 | proto_registrar_dump_fieldcount(void)
12374 | {
12375 | struct proto_registrar_stats stats = {0, 0, 0};
12376 | size_t total_count = proto_registrar_get_count(&stats);
12377 |
12378 | printf("There are %zu header fields registered, of which:\n"
12379 | "\t%zu are deregistered\n"
12380 | "\t%zu are protocols\n"
12381 | "\t%zu have the same name as another field\n\n",
12382 | total_count, stats.deregistered_count, stats.protocol_count,
12383 | stats.same_name_count);
12384 |
12385 | printf("%d fields were pre-allocated.\n%s", PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000),
12386 | (gpa_hfinfo.allocated_len > PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000)) ?
12387 | "* * Please increase PROTO_PRE_ALLOC_HF_FIELDS_MEM (in epan/proto.c)! * *\n\n" :
12388 | "\n");
12389 |
12390 | printf("The header field table consumes %u KiB of memory.\n",
12391 | (unsigned int)(gpa_hfinfo.allocated_len * sizeof(header_field_info *) / 1024));
12392 | printf("The fields themselves consume %u KiB of memory.\n",
12393 | (unsigned int)(gpa_hfinfo.len * sizeof(header_field_info) / 1024));
12394 |
12395 | return (gpa_hfinfo.allocated_len > PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000));
12396 | }
12397 |
12398 | static void
12399 | elastic_add_base_mapping(json_dumper *dumper)
12400 | {
12401 | json_dumper_set_member_name(dumper, "index_patterns");
12402 | json_dumper_begin_array(dumper);
12403 | // The index names from write_json_index() in print.c
12404 | json_dumper_value_string(dumper, "packets-*");
12405 | json_dumper_end_array(dumper);
12406 |
12407 | json_dumper_set_member_name(dumper, "settings");
12408 | json_dumper_begin_object(dumper);
12409 | json_dumper_set_member_name(dumper, "index.mapping.total_fields.limit");
12410 | json_dumper_value_anyf(dumper, "%d", 1000000);
12411 | json_dumper_end_object(dumper);
12412 | }
12413 |
12414 | static char*
12415 | ws_type_to_elastic(unsigned type)
12416 | {
12417 | switch(type) {
12418 | case FT_INT8:
12419 | return "byte";
12420 | case FT_UINT8:
12421 | case FT_INT16:
12422 | return "short";
12423 | case FT_UINT16:
12424 | case FT_INT32:
12425 | case FT_UINT24:
12426 | case FT_INT24:
12427 | return "integer";
12428 | case FT_FRAMENUM:
12429 | case FT_UINT32:
12430 | case FT_UINT40:
12431 | case FT_UINT48:
12432 | case FT_UINT56:
12433 | case FT_INT40:
12434 | case FT_INT48:
12435 | case FT_INT56:
12436 | case FT_INT64:
12437 | return "long";
12438 | case FT_UINT64:
12439 | return "unsigned long"; // ElasticSearch since 7.0, OpenSearch 2.8
12440 | case FT_FLOAT:
12441 | return "float";
12442 | case FT_DOUBLE:
12443 | case FT_RELATIVE_TIME: // "scaled_float" with "scaling_factor" 1e9 superior?
12444 | return "double";
12445 | case FT_IPv6:
12446 | case FT_IPv4:
12447 | return "ip";
12448 | case FT_ABSOLUTE_TIME:
12449 | return "date_nanos"; // This is a 64 bit integer of nanoseconds, so it does have a Y2262 problem
12450 | case FT_BOOLEAN:
12451 | return "boolean";
12452 | default:
12453 | return NULL((void*)0);
12454 | }
12455 | }
12456 |
12457 | static char*
12458 | dot_to_underscore(char* str)
12459 | {
12460 | unsigned i;
12461 | for (i = 0; i < strlen(str); i++) {
12462 | if (str[i] == '.')
12463 | str[i] = '_';
12464 | }
12465 | return str;
12466 | }
12467 |
12468 | /* Dumps a mapping file for ElasticSearch
12469 | * This is the v1 (legacy) _template API.
12470 | * At some point it may need to be updated with the composable templates
12471 | * introduced in Elasticsearch 7.8 (_index_template)
12472 | */
12473 | void
12474 | proto_registrar_dump_elastic(const char* filter)
12475 | {
12476 | header_field_info *hfinfo;
12477 | header_field_info *parent_hfinfo;
12478 | unsigned i;
12479 | bool_Bool open_object = true1;
12480 | const char* prev_proto = NULL((void*)0);
12481 | char* str;
12482 | char** protos = NULL((void*)0);
12483 | char* proto;
12484 | bool_Bool found;
12485 | unsigned j;
12486 | char* type;
12487 | char* prev_item = NULL((void*)0);
12488 |
12489 | /* We have filtering protocols. Extract them. */
12490 | if (filter) {
12491 | protos = g_strsplit(filter, ",", -1);
12492 | }
12493 |
12494 | /*
12495 | * To help tracking down the json tree, objects have been appended with a comment:
12496 | * n.label -> where n is the indentation level and label the name of the object
12497 | */
12498 |
12499 | json_dumper dumper = {
12500 | .output_file = stdoutstdout,
12501 | .flags = JSON_DUMPER_FLAGS_PRETTY_PRINT(1 << 0),
12502 | };
12503 | json_dumper_begin_object(&dumper); // 1.root
12504 | elastic_add_base_mapping(&dumper);
12505 |
12506 | json_dumper_set_member_name(&dumper, "mappings");
12507 | json_dumper_begin_object(&dumper); // 2.mappings
12508 |
12509 | json_dumper_set_member_name(&dumper, "properties");
12510 | json_dumper_begin_object(&dumper); // 3.properties
12511 | json_dumper_set_member_name(&dumper, "timestamp");
12512 | json_dumper_begin_object(&dumper); // 4.timestamp
12513 | json_dumper_set_member_name(&dumper, "type");
12514 | json_dumper_value_string(&dumper, "date");
12515 | json_dumper_end_object(&dumper); // 4.timestamp
12516 |
12517 | json_dumper_set_member_name(&dumper, "layers");
12518 | json_dumper_begin_object(&dumper); // 4.layers
12519 | json_dumper_set_member_name(&dumper, "properties");
12520 | json_dumper_begin_object(&dumper); // 5.properties
12521 |
12522 | for (i = 1; i < gpa_hfinfo.len; i++) {
12523 | if (gpa_hfinfo.hfi[i] == NULL((void*)0))
12524 | continue; /* This is a deregistered protocol or header field */
12525 |
12526 | PROTO_REGISTRAR_GET_NTH(i, hfinfo)if((i == 0 || (unsigned)i > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12526 , __func__, "Unregistered hf! index=%d", i); ((void) ((i > 0 && (unsigned)i < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12526 , "i > 0 && (unsigned)i < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[i] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 12526, "gpa_hfinfo.hfi[i] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[i];;
12527 |
12528 | /*
12529 | * Skip the pseudo-field for "proto_tree_add_text()" since
12530 | * we don't want it in the list of filterable protocols.
12531 | */
12532 | if (hfinfo->id == hf_text_only)
12533 | continue;
12534 |
12535 | if (!proto_registrar_is_protocol(i)) {
12536 | PROTO_REGISTRAR_GET_NTH(hfinfo->parent, parent_hfinfo)if((hfinfo->parent == 0 || (unsigned)hfinfo->parent > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12536 , __func__, "Unregistered hf! index=%d", hfinfo->parent); ( (void) ((hfinfo->parent > 0 && (unsigned)hfinfo ->parent < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12536 , "hfinfo->parent > 0 && (unsigned)hfinfo->parent < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> parent] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12536 , "gpa_hfinfo.hfi[hfinfo->parent] != ((void*)0)", "Unregistered hf!" )))) ; parent_hfinfo = gpa_hfinfo.hfi[hfinfo->parent];;
12537 |
12538 | /*
12539 | * Skip the field if filter protocols have been set and this one's
12540 | * parent is not listed.
12541 | */
12542 | if (protos) {
12543 | found = false0;
12544 | j = 0;
12545 | proto = protos[0];
12546 | while(proto) {
12547 | if (!g_strcmp0(proto, parent_hfinfo->abbrev)) {
12548 | found = true1;
12549 | break;
12550 | }
12551 | j++;
12552 | proto = protos[j];
12553 | }
12554 | if (!found)
12555 | continue;
12556 | }
12557 |
12558 | if (prev_proto && g_strcmp0(parent_hfinfo->abbrev, prev_proto)) {
12559 | json_dumper_end_object(&dumper); // 7.properties
12560 | json_dumper_end_object(&dumper); // 8.parent_hfinfo->abbrev
12561 | open_object = true1;
12562 | }
12563 |
12564 | prev_proto = parent_hfinfo->abbrev;
12565 |
12566 | if (open_object) {
12567 | json_dumper_set_member_name(&dumper, parent_hfinfo->abbrev);
12568 | json_dumper_begin_object(&dumper); // 6.parent_hfinfo->abbrev
12569 | json_dumper_set_member_name(&dumper, "properties");
12570 | json_dumper_begin_object(&dumper); // 7.properties
12571 | open_object = false0;
12572 | }
12573 | /* Skip the fields that would map into string. This is the default in elasticsearch. */
12574 | type = ws_type_to_elastic(hfinfo->type);
12575 | /* when type is NULL, we have the default mapping: string */
12576 | if (type) {
12577 | str = ws_strdup_printf("%s_%s", prev_proto, hfinfo->abbrev)wmem_strdup_printf(((void*)0), "%s_%s", prev_proto, hfinfo-> abbrev);
12578 | dot_to_underscore(str);
12579 | if (g_strcmp0(prev_item, str)) {
12580 | json_dumper_set_member_name(&dumper, str);
12581 | json_dumper_begin_object(&dumper); // 8.hfinfo->abbrev
12582 | json_dumper_set_member_name(&dumper, "type");
12583 | json_dumper_value_string(&dumper, type);
12584 | json_dumper_end_object(&dumper); // 8.hfinfo->abbrev
12585 | }
12586 | g_free(prev_item)(__builtin_object_size ((prev_item), 0) != ((size_t) - 1)) ? g_free_sized (prev_item, __builtin_object_size ((prev_item), 0)) : (g_free ) (prev_item);
12587 | prev_item = str;
12588 | }
12589 | }
12590 | }
12591 | g_free(prev_item)(__builtin_object_size ((prev_item), 0) != ((size_t) - 1)) ? g_free_sized (prev_item, __builtin_object_size ((prev_item), 0)) : (g_free ) (prev_item);
12592 |
12593 | if (prev_proto) {
12594 | json_dumper_end_object(&dumper); // 7.properties
12595 | json_dumper_end_object(&dumper); // 6.parent_hfinfo->abbrev
12596 | }
12597 |
12598 | json_dumper_end_object(&dumper); // 5.properties
12599 | json_dumper_end_object(&dumper); // 4.layers
12600 | json_dumper_end_object(&dumper); // 3.properties
12601 | json_dumper_end_object(&dumper); // 2.mappings
12602 | json_dumper_end_object(&dumper); // 1.root
12603 | bool_Bool ret = json_dumper_finish(&dumper);
12604 | DISSECTOR_ASSERT(ret)((void) ((ret) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 12604, "ret"))));
12605 |
12606 | g_strfreev(protos);
12607 | }
12608 |
12609 | /* Dumps the contents of the registration database to stdout. An independent
12610 | * program can take this output and format it into nice tables or HTML or
12611 | * whatever.
12612 | *
12613 | * There is one record per line. Each record is either a protocol or a header
12614 | * field, differentiated by the first field. The fields are tab-delimited.
12615 | *
12616 | * Protocols
12617 | * ---------
12618 | * Field 1 = 'P'
12619 | * Field 2 = descriptive protocol name
12620 | * Field 3 = protocol abbreviation
12621 | *
12622 | * Header Fields
12623 | * -------------
12624 | * Field 1 = 'F'
12625 | * Field 2 = descriptive field name
12626 | * Field 3 = field abbreviation
12627 | * Field 4 = type ( textual representation of the ftenum type )
12628 | * Field 5 = parent protocol abbreviation
12629 | * Field 6 = base for display (for integer types); "parent bitfield width" for FT_BOOLEAN
12630 | * Field 7 = bitmask: format: hex: 0x....
12631 | * Field 8 = blurb describing field
12632 | */
12633 | void
12634 | proto_registrar_dump_fields(void)
12635 | {
12636 | header_field_info *hfinfo, *parent_hfinfo;
12637 | int i, len;
12638 | const char *enum_name;
12639 | const char *base_name;
12640 | const char *blurb;
12641 | char width[5];
12642 |
12643 | len = gpa_hfinfo.len;
12644 | for (i = 1; i < len ; i++) {
12645 | if (gpa_hfinfo.hfi[i] == NULL((void*)0))
12646 | continue; /* This is a deregistered protocol or header field */
12647 |
12648 | PROTO_REGISTRAR_GET_NTH(i, hfinfo)if((i == 0 || (unsigned)i > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12648 , __func__, "Unregistered hf! index=%d", i); ((void) ((i > 0 && (unsigned)i < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12648 , "i > 0 && (unsigned)i < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[i] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 12648, "gpa_hfinfo.hfi[i] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[i];;
12649 |
12650 | /*
12651 | * Skip the pseudo-field for "proto_tree_add_text()" since
12652 | * we don't want it in the list of filterable fields.
12653 | */
12654 | if (hfinfo->id == hf_text_only)
12655 | continue;
12656 |
12657 | /* format for protocols */
12658 | if (proto_registrar_is_protocol(i)) {
12659 | printf("P\t%s\t%s\n", hfinfo->name, hfinfo->abbrev);
12660 | }
12661 | /* format for header fields */
12662 | else {
12663 | /*
12664 | * If this field isn't at the head of the list of
12665 | * fields with this name, skip this field - all
12666 | * fields with the same name are really just versions
12667 | * of the same field stored in different bits, and
12668 | * should have the same type/radix/value list, and
12669 | * just differ in their bit masks. (If a field isn't
12670 | * a bitfield, but can be, say, 1 or 2 bytes long,
12671 | * it can just be made FT_UINT16, meaning the
12672 | * *maximum* length is 2 bytes, and be used
12673 | * for all lengths.)
12674 | */
12675 | if (hfinfo->same_name_prev_id != -1)
12676 | continue;
12677 |
12678 | PROTO_REGISTRAR_GET_NTH(hfinfo->parent, parent_hfinfo)if((hfinfo->parent == 0 || (unsigned)hfinfo->parent > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12678 , __func__, "Unregistered hf! index=%d", hfinfo->parent); ( (void) ((hfinfo->parent > 0 && (unsigned)hfinfo ->parent < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12678 , "hfinfo->parent > 0 && (unsigned)hfinfo->parent < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> parent] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12678 , "gpa_hfinfo.hfi[hfinfo->parent] != ((void*)0)", "Unregistered hf!" )))) ; parent_hfinfo = gpa_hfinfo.hfi[hfinfo->parent];;
12679 |
12680 | enum_name = ftype_name(hfinfo->type);
12681 | base_name = "";
12682 |
12683 | if (hfinfo->type == FT_CHAR ||
12684 | hfinfo->type == FT_UINT8 ||
12685 | hfinfo->type == FT_UINT16 ||
12686 | hfinfo->type == FT_UINT24 ||
12687 | hfinfo->type == FT_UINT32 ||
12688 | hfinfo->type == FT_UINT40 ||
12689 | hfinfo->type == FT_UINT48 ||
12690 | hfinfo->type == FT_UINT56 ||
12691 | hfinfo->type == FT_UINT64 ||
12692 | hfinfo->type == FT_INT8 ||
12693 | hfinfo->type == FT_INT16 ||
12694 | hfinfo->type == FT_INT24 ||
12695 | hfinfo->type == FT_INT32 ||
12696 | hfinfo->type == FT_INT40 ||
12697 | hfinfo->type == FT_INT48 ||
12698 | hfinfo->type == FT_INT56 ||
12699 | hfinfo->type == FT_INT64) {
12700 |
12701 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
12702 | case BASE_NONE:
12703 | case BASE_DEC:
12704 | case BASE_HEX:
12705 | case BASE_OCT:
12706 | case BASE_DEC_HEX:
12707 | case BASE_HEX_DEC:
12708 | case BASE_CUSTOM:
12709 | case BASE_PT_UDP:
12710 | case BASE_PT_TCP:
12711 | case BASE_PT_DCCP:
12712 | case BASE_PT_SCTP:
12713 | case BASE_OUI:
12714 | base_name = val_to_str_const(FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF), hf_display, "????");
12715 | break;
12716 | default:
12717 | base_name = "????";
12718 | break;
12719 | }
12720 | } else if (hfinfo->type == FT_BOOLEAN) {
12721 | /* For FT_BOOLEAN: 'display' can be "parent bitfield width" */
12722 | snprintf(width, sizeof(width), "%d", hfinfo->display);
12723 | base_name = width;
12724 | }
12725 |
12726 | blurb = hfinfo->blurb;
12727 | if (blurb == NULL((void*)0))
12728 | blurb = "";
12729 | else if (strlen(blurb) == 0)
12730 | blurb = "\"\"";
12731 |
12732 | printf("F\t%s\t%s\t%s\t%s\t%s\t0x%" PRIx64"l" "x" "\t%s\n",
12733 | hfinfo->name, hfinfo->abbrev, enum_name,
12734 | parent_hfinfo->abbrev, base_name,
12735 | hfinfo->bitmask, blurb);
12736 | }
12737 | }
12738 | }
12739 |
12740 | /* Dumps all abbreviated field and protocol completions of the given string to
12741 | * stdout. An independent program may use this for command-line tab completion
12742 | * of fields.
12743 | */
12744 | bool_Bool
12745 | proto_registrar_dump_field_completions(const char *prefix)
12746 | {
12747 | header_field_info *hfinfo;
12748 | int i, len;
12749 | size_t prefix_len;
12750 | bool_Bool matched = false0;
12751 |
12752 | prefix_len = strlen(prefix);
12753 | len = gpa_hfinfo.len;
12754 | for (i = 1; i < len ; i++) {
12755 | if (gpa_hfinfo.hfi[i] == NULL((void*)0))
12756 | continue; /* This is a deregistered protocol or header field */
12757 |
12758 | PROTO_REGISTRAR_GET_NTH(i, hfinfo)if((i == 0 || (unsigned)i > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12758 , __func__, "Unregistered hf! index=%d", i); ((void) ((i > 0 && (unsigned)i < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12758 , "i > 0 && (unsigned)i < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[i] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 12758, "gpa_hfinfo.hfi[i] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[i];;
12759 |
12760 | /*
12761 | * Skip the pseudo-field for "proto_tree_add_text()" since
12762 | * we don't want it in the list of filterable fields.
12763 | */
12764 | if (hfinfo->id == hf_text_only)
12765 | continue;
12766 |
12767 | /* format for protocols */
12768 | if (proto_registrar_is_protocol(i)) {
12769 | if(0 == strncmp(hfinfo->abbrev, prefix, prefix_len)) {
12770 | matched = true1;
12771 | printf("%s\t%s\n", hfinfo->abbrev, hfinfo->name);
12772 | }
12773 | }
12774 | /* format for header fields */
12775 | else {
12776 | /*
12777 | * If this field isn't at the head of the list of
12778 | * fields with this name, skip this field - all
12779 | * fields with the same name are really just versions
12780 | * of the same field stored in different bits, and
12781 | * should have the same type/radix/value list, and
12782 | * just differ in their bit masks. (If a field isn't
12783 | * a bitfield, but can be, say, 1 or 2 bytes long,
12784 | * it can just be made FT_UINT16, meaning the
12785 | * *maximum* length is 2 bytes, and be used
12786 | * for all lengths.)
12787 | */
12788 | if (hfinfo->same_name_prev_id != -1)
12789 | continue;
12790 |
12791 | if(0 == strncmp(hfinfo->abbrev, prefix, prefix_len)) {
12792 | matched = true1;
12793 | printf("%s\t%s\n", hfinfo->abbrev, hfinfo->name);
12794 | }
12795 | }
12796 | }
12797 | return matched;
12798 | }
12799 |
12800 | /* Dumps field types and descriptive names to stdout. An independent
12801 | * program can take this output and format it into nice tables or HTML or
12802 | * whatever.
12803 | *
12804 | * There is one record per line. The fields are tab-delimited.
12805 | *
12806 | * Field 1 = field type name, e.g. FT_UINT8
12807 | * Field 2 = descriptive name, e.g. "Unsigned, 1 byte"
12808 | */
12809 | void
12810 | proto_registrar_dump_ftypes(void)
12811 | {
12812 | int fte;
12813 |
12814 | for (fte = 0; fte < FT_NUM_TYPES; fte++) {
12815 | printf("%s\t%s\n", ftype_name((ftenum_t)fte), ftype_pretty_name((ftenum_t)fte));
12816 | }
12817 | }
12818 |
12819 | /* This function indicates whether it's possible to construct a
12820 | * "match selected" display filter string for the specified field,
12821 | * returns an indication of whether it's possible, and, if it's
12822 | * possible and "filter" is non-null, constructs the filter and
12823 | * sets "*filter" to point to it.
12824 | * You do not need to [g_]free() this string since it will be automatically
12825 | * freed once the next packet is dissected.
12826 | */
12827 | static bool_Bool
12828 | construct_match_selected_string(const field_info *finfo, epan_dissect_t *edt,
12829 | char **filter)
12830 | {
12831 | const header_field_info *hfinfo;
12832 | int start, length, length_remaining;
12833 |
12834 | if (!finfo)
12835 | return false0;
12836 |
12837 | hfinfo = finfo->hfinfo;
12838 | DISSECTOR_ASSERT(hfinfo)((void) ((hfinfo) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 12838, "hfinfo"))));
12839 |
12840 | /* If we have BASE_NONE and strings (a non-NULL FIELDCONVERT),
12841 | * then "the numeric value ... is not used when preparing
12842 | * filters for the field in question." If it's any other
12843 | * base, we'll generate the filter normally (which will
12844 | * be numeric, even though the human-readable string does
12845 | * work for filtering.)
12846 | *
12847 | * XXX - It might be nice to use fvalue_to_string_repr() in
12848 | * "proto_item_fill_label()" as well, although, there, you'd
12849 | * have to deal with the base *and* with resolved values for
12850 | * addresses.
12851 | *
12852 | * Perhaps in addition to taking the repr type (DISPLAY
12853 | * or DFILTER) and the display (base), fvalue_to_string_repr()
12854 | * should have the the "strings" values in the header_field_info
12855 | * structure for the field as a parameter, so it can have
12856 | * if the field is Boolean or an enumerated integer type,
12857 | * the tables used to generate human-readable values.
12858 | */
12859 | if (hfinfo->strings && FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_NONE) {
12860 | const char *str = NULL((void*)0);
12861 |
12862 | switch (hfinfo->type) {
12863 |
12864 | case FT_INT8:
12865 | case FT_INT16:
12866 | case FT_INT24:
12867 | case FT_INT32:
12868 | str = hf_try_val_to_str(fvalue_get_sinteger(finfo->value), hfinfo);
12869 | break;
12870 |
12871 | case FT_CHAR:
12872 | case FT_UINT8:
12873 | case FT_UINT16:
12874 | case FT_UINT24:
12875 | case FT_UINT32:
12876 | str = hf_try_val_to_str(fvalue_get_uinteger(finfo->value), hfinfo);
12877 | break;
12878 |
12879 | default:
12880 | break;
12881 | }
12882 |
12883 | if (str != NULL((void*)0) && filter != NULL((void*)0)) {
12884 | *filter = wmem_strdup_printf(NULL((void*)0), "%s == \"%s\"", hfinfo->abbrev, str);
12885 | return true1;
12886 | }
12887 | }
12888 |
12889 | switch (hfinfo->type) {
12890 |
12891 | case FT_PROTOCOL:
12892 | if (filter != NULL((void*)0))
12893 | *filter = wmem_strdup(NULL((void*)0), finfo->hfinfo->abbrev);
12894 | break;
12895 |
12896 | case FT_NONE:
12897 | /*
12898 | * If the length is 0, just match the name of the
12899 | * field.
12900 | *
12901 | * (Also check for negative values, just in case,
12902 | * as we'll cast it to an unsigned value later.)
12903 | */
12904 | length = finfo->length;
12905 | if (length == 0) {
12906 | if (filter != NULL((void*)0))
12907 | *filter = wmem_strdup(NULL((void*)0), finfo->hfinfo->abbrev);
12908 | break;
12909 | }
12910 | if (length < 0)
12911 | return false0;
12912 |
12913 | /*
12914 | * This doesn't have a value, so we'd match
12915 | * on the raw bytes at this address.
12916 | *
12917 | * Should we be allowed to access to the raw bytes?
12918 | * If "edt" is NULL, the answer is "no".
12919 | */
12920 | if (edt == NULL((void*)0))
12921 | return false0;
12922 |
12923 | /*
12924 | * Is this field part of the raw frame tvbuff?
12925 | * If not, we can't use "frame[N:M]" to match
12926 | * it.
12927 | *
12928 | * XXX - should this be frame-relative, or
12929 | * protocol-relative?
12930 | *
12931 | * XXX - does this fallback for non-registered
12932 | * fields even make sense?
12933 | */
12934 | if (finfo->ds_tvb != edt->tvb)
12935 | return false0; /* you lose */
12936 |
12937 | /*
12938 | * Don't go past the end of that tvbuff.
12939 | */
12940 | length_remaining = tvb_captured_length_remaining(finfo->ds_tvb, finfo->start);
12941 | if (length > length_remaining)
12942 | length = length_remaining;
12943 | if (length <= 0)
12944 | return false0;
12945 |
12946 | if (filter != NULL((void*)0)) {
12947 | start = finfo->start;
12948 | char *str = bytes_to_dfilter_repr(NULL((void*)0), tvb_get_ptr(finfo->ds_tvb, start, length), length);
12949 | *filter = wmem_strdup_printf(NULL((void*)0), "frame[%d:%d] == %s", finfo->start, length, str);
12950 | wmem_free(NULL((void*)0), str);
12951 | }
12952 | break;
12953 |
12954 | /* By default, use the fvalue's "to_string_repr" method. */
12955 | default:
12956 | if (filter != NULL((void*)0)) {
12957 | char *str = fvalue_to_string_repr(NULL((void*)0), finfo->value, FTREPR_DFILTER, finfo->hfinfo->display);
12958 | *filter = wmem_strdup_printf(NULL((void*)0), "%s == %s", hfinfo->abbrev, str);
12959 | wmem_free(NULL((void*)0), str);
12960 | }
12961 | break;
12962 | }
12963 |
12964 | return true1;
12965 | }
12966 |
12967 | /*
12968 | * Returns true if we can do a "match selected" on the field, false
12969 | * otherwise.
12970 | */
12971 | bool_Bool
12972 | proto_can_match_selected(const field_info *finfo, epan_dissect_t *edt)
12973 | {
12974 | return construct_match_selected_string(finfo, edt, NULL((void*)0));
12975 | }
12976 |
12977 | /* This function attempts to construct a "match selected" display filter
12978 | * string for the specified field; if it can do so, it returns a pointer
12979 | * to the string, otherwise it returns NULL.
12980 | *
12981 | * The string is wmem allocated and must be freed with "wmem_free(NULL, ...)".
12982 | */
12983 | char *
12984 | proto_construct_match_selected_string(const field_info *finfo, epan_dissect_t *edt)
12985 | {
12986 | char *filter = NULL((void*)0);
12987 |
12988 | if (!construct_match_selected_string(finfo, edt, &filter))
12989 | {
12990 | wmem_free(NULL((void*)0), filter);
12991 | return NULL((void*)0);
12992 | }
12993 | return filter;
12994 | }
12995 |
12996 | /* This function is common code for all proto_tree_add_bitmask... functions.
12997 | */
12998 |
12999 | static bool_Bool
13000 | proto_item_add_bitmask_tree(proto_item *item, tvbuff_t *tvb, const unsigned offset,
13001 | const unsigned len, const int ett, int * const *fields,
13002 | const int flags, bool_Bool first,
13003 | bool_Bool use_parent_tree,
13004 | proto_tree* tree, uint64_t value)
13005 | {
13006 | uint64_t available_bits = UINT64_MAX(18446744073709551615UL);
13007 | uint64_t bitmask = 0;
13008 | uint64_t tmpval;
13009 | header_field_info *hf;
13010 | uint32_t integer32;
13011 | int bit_offset;
13012 | int no_of_bits;
13013 |
13014 | if (!*fields)
13015 | REPORT_DISSECTOR_BUG("Illegal call of proto_item_add_bitmask_tree without fields")proto_report_dissector_bug("Illegal call of proto_item_add_bitmask_tree without fields" );
13016 |
13017 | if (len > 8)
13018 | REPORT_DISSECTOR_BUG("Invalid len: %d", len)proto_report_dissector_bug("Invalid len: %d", len);
13019 | /**
13020 | * packet-frame.c uses len=0 since the value is taken from the packet
13021 | * metadata, not the packet bytes. In that case, assume that all bits
13022 | * in the provided value are valid.
13023 | */
13024 | if (len > 0) {
13025 | available_bits >>= (8 - len)*8;
13026 | }
13027 |
13028 | if (use_parent_tree == false0)
13029 | tree = proto_item_add_subtree(item, ett);
13030 |
13031 | while (*fields) {
13032 | uint64_t present_bits;
13033 | PROTO_REGISTRAR_GET_NTH(**fields,hf)if((**fields == 0 || (unsigned)**fields > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13033, __func__, "Unregistered hf! index=%d" , **fields); ((void) ((**fields > 0 && (unsigned)* *fields < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13033 , "**fields > 0 && (unsigned)**fields < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[**fields] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13033, "gpa_hfinfo.hfi[**fields] != ((void*)0)" , "Unregistered hf!")))) ; hf = gpa_hfinfo.hfi[**fields];;
13034 | DISSECTOR_ASSERT_HINT(hf->bitmask != 0, hf->abbrev)((void) ((hf->bitmask != 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13034 , "hf->bitmask != 0", hf->abbrev))));
13035 |
13036 | bitmask |= hf->bitmask;
13037 |
13038 | /* Skip fields that aren't fully present */
13039 | present_bits = available_bits & hf->bitmask;
13040 | if (present_bits != hf->bitmask) {
13041 | fields++;
13042 | continue;
13043 | }
13044 |
13045 | switch (hf->type) {
13046 | case FT_CHAR:
13047 | case FT_UINT8:
13048 | case FT_UINT16:
13049 | case FT_UINT24:
13050 | case FT_UINT32:
13051 | proto_tree_add_uint(tree, **fields, tvb, offset, len, (uint32_t)value);
13052 | break;
13053 |
13054 | case FT_INT8:
13055 | case FT_INT16:
13056 | case FT_INT24:
13057 | case FT_INT32:
13058 | proto_tree_add_int(tree, **fields, tvb, offset, len, (int32_t)value);
13059 | break;
13060 |
13061 | case FT_UINT40:
13062 | case FT_UINT48:
13063 | case FT_UINT56:
13064 | case FT_UINT64:
13065 | proto_tree_add_uint64(tree, **fields, tvb, offset, len, value);
13066 | break;
13067 |
13068 | case FT_INT40:
13069 | case FT_INT48:
13070 | case FT_INT56:
13071 | case FT_INT64:
13072 | proto_tree_add_int64(tree, **fields, tvb, offset, len, (int64_t)value);
13073 | break;
13074 |
13075 | case FT_BOOLEAN:
13076 | proto_tree_add_boolean(tree, **fields, tvb, offset, len, value);
13077 | break;
13078 |
13079 | default:
13080 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
13081 | hf->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
13082 | hf->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
13083 | ftype_name(hf->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type));
13084 | break;
13085 | }
13086 | if (flags & BMT_NO_APPEND0x01) {
13087 | fields++;
13088 | continue;
13089 | }
13090 | tmpval = (value & hf->bitmask) >> hfinfo_bitshift(hf);
13091 |
13092 | /* XXX: README.developer and the comments have always defined
13093 | * BMT_NO_INT as "only boolean flags are added to the title /
13094 | * don't add non-boolean (integral) fields", but the
13095 | * implementation has always added BASE_CUSTOM and fields with
13096 | * value_strings, though not fields with unit_strings.
13097 | * Possibly this is because some dissectors use a FT_UINT8
13098 | * with a value_string for fields that should be a FT_BOOLEAN.
13099 | */
13100 | switch (hf->type) {
13101 | case FT_CHAR:
13102 | if (hf->display == BASE_CUSTOM) {
13103 | char lbl[ITEM_LABEL_LENGTH240];
13104 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hf->strings;
13105 |
13106 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 13106, "fmtfunc"))));
13107 | fmtfunc(lbl, (uint32_t) tmpval);
13108 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13109 | hf->name, lbl);
13110 | first = false0;
13111 | }
13112 | else if (hf->strings) {
13113 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13114 | hf->name, hf_try_val_to_str_const((uint32_t) tmpval, hf, "Unknown"));
13115 | first = false0;
13116 | }
13117 | else if (!(flags & BMT_NO_INT0x02)) {
13118 | char buf[32];
13119 | const char *out;
13120 |
13121 | if (!first) {
13122 | proto_item_append_text(item, ", ");
13123 | }
13124 |
13125 | out = hfinfo_char_value_format(hf, buf, (uint32_t) tmpval);
13126 | proto_item_append_text(item, "%s: %s", hf->name, out);
13127 | first = false0;
13128 | }
13129 |
13130 | break;
13131 |
13132 | case FT_UINT8:
13133 | case FT_UINT16:
13134 | case FT_UINT24:
13135 | case FT_UINT32:
13136 | if (hf->display == BASE_CUSTOM) {
13137 | char lbl[ITEM_LABEL_LENGTH240];
13138 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hf->strings;
13139 |
13140 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 13140, "fmtfunc"))));
13141 | fmtfunc(lbl, (uint32_t) tmpval);
13142 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13143 | hf->name, lbl);
13144 | first = false0;
13145 | }
13146 | else if ((hf->strings) &&(!(hf->display & (BASE_UNIT_STRING0x00001000|BASE_SPECIAL_VALS0x00008000)))) {
13147 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13148 | hf->name, hf_try_val_to_str_const((uint32_t) tmpval, hf, "Unknown"));
13149 | first = false0;
13150 | }
13151 | else if (!(flags & BMT_NO_INT0x02)) {
13152 | char buf[NUMBER_LABEL_LENGTH80];
13153 | const char *out = NULL((void*)0);
13154 |
13155 | if (!first) {
13156 | proto_item_append_text(item, ", ");
13157 | }
13158 |
13159 | if (hf->strings && hf->display & BASE_SPECIAL_VALS0x00008000) {
13160 | out = hf_try_val_to_str((uint32_t) tmpval, hf);
13161 | }
13162 | if (out == NULL((void*)0)) {
13163 | out = hfinfo_number_value_format(hf, buf, (uint32_t) tmpval);
13164 | }
13165 | proto_item_append_text(item, "%s: %s", hf->name, out);
13166 | if (hf->strings && hf->display & BASE_UNIT_STRING0x00001000) {
13167 | proto_item_append_text(item, "%s", unit_name_string_get_value((uint32_t) tmpval, (const unit_name_string*)hf->strings));
13168 | }
13169 | first = false0;
13170 | }
13171 |
13172 | break;
13173 |
13174 | case FT_INT8:
13175 | case FT_INT16:
13176 | case FT_INT24:
13177 | case FT_INT32:
13178 | integer32 = (uint32_t) tmpval;
13179 | if (hf->bitmask) {
13180 | no_of_bits = ws_count_ones(hf->bitmask);
13181 | integer32 = ws_sign_ext32(integer32, no_of_bits);
13182 | }
13183 | if (hf->display == BASE_CUSTOM) {
13184 | char lbl[ITEM_LABEL_LENGTH240];
13185 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hf->strings;
13186 |
13187 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 13187, "fmtfunc"))));
13188 | fmtfunc(lbl, (int32_t) integer32);
13189 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13190 | hf->name, lbl);
13191 | first = false0;
13192 | }
13193 | else if ((hf->strings) &&(!(hf->display & (BASE_UNIT_STRING0x00001000|BASE_SPECIAL_VALS0x00008000)))) {
13194 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13195 | hf->name, hf_try_val_to_str_const((int32_t) integer32, hf, "Unknown"));
13196 | first = false0;
13197 | }
13198 | else if (!(flags & BMT_NO_INT0x02)) {
13199 | char buf[NUMBER_LABEL_LENGTH80];
13200 | const char *out = NULL((void*)0);
13201 |
13202 | if (!first) {
13203 | proto_item_append_text(item, ", ");
13204 | }
13205 |
13206 | if (hf->strings && hf->display & BASE_SPECIAL_VALS0x00008000) {
13207 | out = hf_try_val_to_str((int32_t) integer32, hf);
13208 | }
13209 | if (out == NULL((void*)0)) {
13210 | out = hfinfo_number_value_format(hf, buf, (int32_t) integer32);
13211 | }
13212 | proto_item_append_text(item, "%s: %s", hf->name, out);
13213 | if (hf->strings && hf->display & BASE_UNIT_STRING0x00001000) {
13214 | proto_item_append_text(item, "%s", unit_name_string_get_value((uint32_t) tmpval, (const unit_name_string*)hf->strings));
13215 | }
13216 | first = false0;
13217 | }
13218 |
13219 | break;
13220 |
13221 | case FT_UINT40:
13222 | case FT_UINT48:
13223 | case FT_UINT56:
13224 | case FT_UINT64:
13225 | if (hf->display == BASE_CUSTOM) {
13226 | char lbl[ITEM_LABEL_LENGTH240];
13227 | const custom_fmt_func_64_t fmtfunc = (const custom_fmt_func_64_t)hf->strings;
13228 |
13229 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 13229, "fmtfunc"))));
13230 | fmtfunc(lbl, tmpval);
13231 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13232 | hf->name, lbl);
13233 | first = false0;
13234 | }
13235 | else if ((hf->strings) &&(!(hf->display & (BASE_UNIT_STRING0x00001000|BASE_SPECIAL_VALS0x00008000)))) {
13236 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13237 | hf->name, hf_try_val64_to_str_const(tmpval, hf, "Unknown"));
13238 | first = false0;
13239 | }
13240 | else if (!(flags & BMT_NO_INT0x02)) {
13241 | char buf[NUMBER_LABEL_LENGTH80];
13242 | const char *out = NULL((void*)0);
13243 |
13244 | if (!first) {
13245 | proto_item_append_text(item, ", ");
13246 | }
13247 |
13248 | if (hf->strings && hf->display & BASE_SPECIAL_VALS0x00008000) {
13249 | out = hf_try_val64_to_str(tmpval, hf);
13250 | }
13251 | if (out == NULL((void*)0)) {
13252 | out = hfinfo_number_value_format64(hf, buf, tmpval);
13253 | }
13254 | proto_item_append_text(item, "%s: %s", hf->name, out);
13255 | if (hf->strings && hf->display & BASE_UNIT_STRING0x00001000) {
13256 | proto_item_append_text(item, "%s", unit_name_string_get_value64(tmpval, (const unit_name_string*)hf->strings));
13257 | }
13258 | first = false0;
13259 | }
13260 |
13261 | break;
13262 |
13263 | case FT_INT40:
13264 | case FT_INT48:
13265 | case FT_INT56:
13266 | case FT_INT64:
13267 | if (hf->bitmask) {
13268 | no_of_bits = ws_count_ones(hf->bitmask);
13269 | tmpval = ws_sign_ext64(tmpval, no_of_bits);
13270 | }
13271 | if (hf->display == BASE_CUSTOM) {
13272 | char lbl[ITEM_LABEL_LENGTH240];
13273 | const custom_fmt_func_64_t fmtfunc = (const custom_fmt_func_64_t)hf->strings;
13274 |
13275 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 13275, "fmtfunc"))));
13276 | fmtfunc(lbl, (int64_t) tmpval);
13277 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13278 | hf->name, lbl);
13279 | first = false0;
13280 | }
13281 | else if ((hf->strings) &&(!(hf->display & (BASE_UNIT_STRING0x00001000|BASE_SPECIAL_VALS0x00008000)))) {
13282 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13283 | hf->name, hf_try_val64_to_str_const((int64_t) tmpval, hf, "Unknown"));
13284 | first = false0;
13285 | }
13286 | else if (!(flags & BMT_NO_INT0x02)) {
13287 | char buf[NUMBER_LABEL_LENGTH80];
13288 | const char *out = NULL((void*)0);
13289 |
13290 | if (!first) {
13291 | proto_item_append_text(item, ", ");
13292 | }
13293 |
13294 | if (hf->strings && hf->display & BASE_SPECIAL_VALS0x00008000) {
13295 | out = hf_try_val64_to_str((int64_t) tmpval, hf);
13296 | }
13297 | if (out == NULL((void*)0)) {
13298 | out = hfinfo_number_value_format64(hf, buf, (int64_t) tmpval);
13299 | }
13300 | proto_item_append_text(item, "%s: %s", hf->name, out);
13301 | if (hf->strings && hf->display & BASE_UNIT_STRING0x00001000) {
13302 | proto_item_append_text(item, "%s", unit_name_string_get_value64(tmpval, (const unit_name_string*)hf->strings));
13303 | }
13304 | first = false0;
13305 | }
13306 |
13307 | break;
13308 |
13309 | case FT_BOOLEAN:
13310 | if (hf->strings && !(flags & BMT_NO_TFS0x08)) {
13311 | /* If we have true/false strings, emit full - otherwise messages
13312 | might look weird */
13313 | const struct true_false_string *tfs =
13314 | (const struct true_false_string *)hf->strings;
13315 |
13316 | if (tmpval) {
13317 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13318 | hf->name, tfs->true_string);
13319 | first = false0;
13320 | } else if (!(flags & BMT_NO_FALSE0x04)) {
13321 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13322 | hf->name, tfs->false_string);
13323 | first = false0;
13324 | }
13325 | } else if (hf->bitmask & value) {
13326 | /* If the flag is set, show the name */
13327 | proto_item_append_text(item, "%s%s", first ? "" : ", ", hf->name);
13328 | first = false0;
13329 | }
13330 | break;
13331 | default:
13332 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
13333 | hf->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
13334 | hf->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
13335 | ftype_name(hf->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type));
13336 | break;
13337 | }
13338 |
13339 | fields++;
13340 | }
13341 |
13342 | /* XXX: We don't pass the hfi into this function. Perhaps we should,
13343 | * but then again most dissectors don't set the bitmask field for
13344 | * the higher level bitmask hfi, so calculate the bitmask from the
13345 | * fields present. */
13346 | if (item) {
13347 | bit_offset = len*8 - 1 - ws_ilog2(bitmask);
13348 | no_of_bits = ws_ilog2(bitmask) - ws_ctz(bitmask) + 1;
13349 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_OFFSET(bit_offset))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((bit_offset) & 63) << 5)); } while(0);
13350 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_SIZE(no_of_bits))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((no_of_bits) & 63) << 12)); } while(0);
13351 | }
13352 | return first;
13353 | }
13354 |
13355 | /* This function will dissect a sequence of bytes that describe a
13356 | * bitmask and supply the value of that sequence through a pointer.
13357 | * hf_hdr is a 8/16/24/32/40/48/56/64 bit integer that describes the bitmask
13358 | * to be dissected.
13359 | * This field will form an expansion under which the individual fields of the
13360 | * bitmask is dissected and displayed.
13361 | * This field must be of the type FT_[U]INT{8|16|24|32|40|48|56|64}.
13362 | *
13363 | * fields is an array of pointers to int that lists all the fields of the
13364 | * bitmask. These fields can be either of the type FT_BOOLEAN for flags
13365 | * or another integer of the same type/size as hf_hdr with a mask specified.
13366 | * This array is terminated by a NULL entry.
13367 | *
13368 | * FT_BOOLEAN bits that are set to 1 will have the name added to the expansion.
13369 | * FT_integer fields that have a value_string attached will have the
13370 | * matched string displayed on the expansion line.
13371 | */
13372 | proto_item *
13373 | proto_tree_add_bitmask_ret_uint64(proto_tree *parent_tree, tvbuff_t *tvb,
13374 | const unsigned offset, const int hf_hdr,
13375 | const int ett, int * const *fields,
13376 | const unsigned encoding, uint64_t *retval)
13377 | {
13378 | return proto_tree_add_bitmask_with_flags_ret_uint64(parent_tree, tvb, offset, hf_hdr, ett, fields, encoding, BMT_NO_INT0x02|BMT_NO_TFS0x08, retval);
13379 | }
13380 |
13381 | /* This function will dissect a sequence of bytes that describe a
13382 | * bitmask.
13383 | * hf_hdr is a 8/16/24/32/40/48/56/64 bit integer that describes the bitmask
13384 | * to be dissected.
13385 | * This field will form an expansion under which the individual fields of the
13386 | * bitmask is dissected and displayed.
13387 | * This field must be of the type FT_[U]INT{8|16|24|32|40|48|56|64}.
13388 | *
13389 | * fields is an array of pointers to int that lists all the fields of the
13390 | * bitmask. These fields can be either of the type FT_BOOLEAN for flags
13391 | * or another integer of the same type/size as hf_hdr with a mask specified.
13392 | * This array is terminated by a NULL entry.
13393 | *
13394 | * FT_BOOLEAN bits that are set to 1 will have the name added to the expansion.
13395 | * FT_integer fields that have a value_string attached will have the
13396 | * matched string displayed on the expansion line.
13397 | */
13398 | proto_item *
13399 | proto_tree_add_bitmask(proto_tree *parent_tree, tvbuff_t *tvb,
13400 | const unsigned offset, const int hf_hdr,
13401 | const int ett, int * const *fields,
13402 | const unsigned encoding)
13403 | {
13404 | return proto_tree_add_bitmask_with_flags(parent_tree, tvb, offset, hf_hdr, ett, fields, encoding, BMT_NO_INT0x02|BMT_NO_TFS0x08);
13405 | }
13406 |
13407 | /* The same as proto_tree_add_bitmask_ret_uint64(), but uses user-supplied flags to determine
13408 | * what data is appended to the header.
13409 | */
13410 | proto_item *
13411 | proto_tree_add_bitmask_with_flags_ret_uint64(proto_tree *parent_tree, tvbuff_t *tvb, const unsigned offset,
13412 | const int hf_hdr, const int ett, int * const *fields, const unsigned encoding, const int flags,
13413 | uint64_t *retval)
13414 | {
13415 | proto_item *item = NULL((void*)0);
13416 | header_field_info *hf;
13417 | unsigned len;
13418 | uint64_t value;
13419 |
13420 | PROTO_REGISTRAR_GET_NTH(hf_hdr,hf)if((hf_hdr == 0 || (unsigned)hf_hdr > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13420, __func__, "Unregistered hf! index=%d" , hf_hdr); ((void) ((hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13420 , "hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_hdr] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13420, "gpa_hfinfo.hfi[hf_hdr] != ((void*)0)" , "Unregistered hf!")))) ; hf = gpa_hfinfo.hfi[hf_hdr];;
13421 | DISSECTOR_ASSERT_FIELD_TYPE_IS_INTEGRAL(hf)((void) (((((((hf)->type) == FT_INT8 || ((hf)->type) == FT_INT16 || ((hf)->type) == FT_INT24 || ((hf)->type) == FT_INT32) || (((hf)->type) == FT_INT40 || ((hf)->type) == FT_INT48 || ((hf)->type) == FT_INT56 || ((hf)->type ) == FT_INT64)) || ((((hf)->type) == FT_CHAR || ((hf)-> type) == FT_UINT8 || ((hf)->type) == FT_UINT16 || ((hf)-> type) == FT_UINT24 || ((hf)->type) == FT_UINT32 || ((hf)-> type) == FT_FRAMENUM) || (((hf)->type) == FT_UINT40 || ((hf )->type) == FT_UINT48 || ((hf)->type) == FT_UINT56 || ( (hf)->type) == FT_UINT64)))) ? (void)0 : proto_report_dissector_bug ("%s:%u: field %s is not of type FT_CHAR or an FT_{U}INTn type" , "epan/proto.c", 13421, (hf)->abbrev)));
13422 | len = ftype_wire_size(hf->type);
13423 | value = get_uint64_value(parent_tree, tvb, offset, len, encoding);
13424 |
13425 | if (parent_tree) {
13426 | item = proto_tree_add_item(parent_tree, hf_hdr, tvb, offset, len, encoding);
13427 | proto_item_add_bitmask_tree(item, tvb, offset, len, ett, fields,
13428 | flags, false0, false0, NULL((void*)0), value);
13429 | }
13430 |
13431 | *retval = value;
13432 | if (hf->bitmask) {
13433 | /* Mask out irrelevant portions */
13434 | *retval &= hf->bitmask;
13435 | /* Shift bits */
13436 | *retval >>= hfinfo_bitshift(hf);
13437 | }
13438 |
13439 | return item;
13440 | }
13441 |
13442 | /* The same as proto_tree_add_bitmask_ret_uint64(), but uses user-supplied flags to determine
13443 | * what data is appended to the header.
13444 | */
13445 | proto_item *
13446 | proto_tree_add_bitmask_with_flags(proto_tree *parent_tree, tvbuff_t *tvb, const unsigned offset,
13447 | const int hf_hdr, const int ett, int * const *fields, const unsigned encoding, const int flags)
13448 | {
13449 | proto_item *item = NULL((void*)0);
13450 | header_field_info *hf;
13451 | unsigned len;
13452 | uint64_t value;
13453 |
13454 | PROTO_REGISTRAR_GET_NTH(hf_hdr,hf)if((hf_hdr == 0 || (unsigned)hf_hdr > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13454, __func__, "Unregistered hf! index=%d" , hf_hdr); ((void) ((hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13454 , "hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_hdr] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13454, "gpa_hfinfo.hfi[hf_hdr] != ((void*)0)" , "Unregistered hf!")))) ; hf = gpa_hfinfo.hfi[hf_hdr];;
13455 | DISSECTOR_ASSERT_FIELD_TYPE_IS_INTEGRAL(hf)((void) (((((((hf)->type) == FT_INT8 || ((hf)->type) == FT_INT16 || ((hf)->type) == FT_INT24 || ((hf)->type) == FT_INT32) || (((hf)->type) == FT_INT40 || ((hf)->type) == FT_INT48 || ((hf)->type) == FT_INT56 || ((hf)->type ) == FT_INT64)) || ((((hf)->type) == FT_CHAR || ((hf)-> type) == FT_UINT8 || ((hf)->type) == FT_UINT16 || ((hf)-> type) == FT_UINT24 || ((hf)->type) == FT_UINT32 || ((hf)-> type) == FT_FRAMENUM) || (((hf)->type) == FT_UINT40 || ((hf )->type) == FT_UINT48 || ((hf)->type) == FT_UINT56 || ( (hf)->type) == FT_UINT64)))) ? (void)0 : proto_report_dissector_bug ("%s:%u: field %s is not of type FT_CHAR or an FT_{U}INTn type" , "epan/proto.c", 13455, (hf)->abbrev)));
13456 |
13457 | if (parent_tree) {
13458 | len = ftype_wire_size(hf->type);
13459 | item = proto_tree_add_item(parent_tree, hf_hdr, tvb, offset, len, encoding);
13460 | value = get_uint64_value(parent_tree, tvb, offset, len, encoding);
13461 | proto_item_add_bitmask_tree(item, tvb, offset, len, ett, fields,
13462 | flags, false0, false0, NULL((void*)0), value);
13463 | }
13464 |
13465 | return item;
13466 | }
13467 |
13468 | /* Similar to proto_tree_add_bitmask(), but with a passed in value (presumably because it
13469 | can't be retrieved directly from tvb) */
13470 | proto_item *
13471 | proto_tree_add_bitmask_value(proto_tree *parent_tree, tvbuff_t *tvb, const unsigned offset,
13472 | const int hf_hdr, const int ett, int * const *fields, const uint64_t value)
13473 | {
13474 | return proto_tree_add_bitmask_value_with_flags(parent_tree, tvb, offset,
13475 | hf_hdr, ett, fields, value, BMT_NO_INT0x02|BMT_NO_TFS0x08);
13476 | }
13477 |
13478 | /* Similar to proto_tree_add_bitmask_value(), but with control of flag values */
13479 | WS_DLL_PUBLIC__attribute__ ((visibility ("default"))) extern proto_item *
13480 | proto_tree_add_bitmask_value_with_flags(proto_tree *parent_tree, tvbuff_t *tvb, const unsigned offset,
13481 | const int hf_hdr, const int ett, int * const *fields, const uint64_t value, const int flags)
13482 | {
13483 | proto_item *item = NULL((void*)0);
13484 | header_field_info *hf;
13485 | unsigned len;
13486 |
13487 | PROTO_REGISTRAR_GET_NTH(hf_hdr,hf)if((hf_hdr == 0 || (unsigned)hf_hdr > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13487, __func__, "Unregistered hf! index=%d" , hf_hdr); ((void) ((hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13487 , "hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_hdr] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13487, "gpa_hfinfo.hfi[hf_hdr] != ((void*)0)" , "Unregistered hf!")))) ; hf = gpa_hfinfo.hfi[hf_hdr];;
13488 | DISSECTOR_ASSERT_FIELD_TYPE_IS_INTEGRAL(hf)((void) (((((((hf)->type) == FT_INT8 || ((hf)->type) == FT_INT16 || ((hf)->type) == FT_INT24 || ((hf)->type) == FT_INT32) || (((hf)->type) == FT_INT40 || ((hf)->type) == FT_INT48 || ((hf)->type) == FT_INT56 || ((hf)->type ) == FT_INT64)) || ((((hf)->type) == FT_CHAR || ((hf)-> type) == FT_UINT8 || ((hf)->type) == FT_UINT16 || ((hf)-> type) == FT_UINT24 || ((hf)->type) == FT_UINT32 || ((hf)-> type) == FT_FRAMENUM) || (((hf)->type) == FT_UINT40 || ((hf )->type) == FT_UINT48 || ((hf)->type) == FT_UINT56 || ( (hf)->type) == FT_UINT64)))) ? (void)0 : proto_report_dissector_bug ("%s:%u: field %s is not of type FT_CHAR or an FT_{U}INTn type" , "epan/proto.c", 13488, (hf)->abbrev)));
13489 | /* the proto_tree_add_uint/_uint64() calls below
13490 | will fail if tvb==NULL and len!=0 */
13491 | len = tvb ? ftype_wire_size(hf->type) : 0;
13492 |
13493 | if (parent_tree) {
13494 | if (len <= 4)
13495 | item = proto_tree_add_uint(parent_tree, hf_hdr, tvb, offset, len, (uint32_t)value);
13496 | else
13497 | item = proto_tree_add_uint64(parent_tree, hf_hdr, tvb, offset, len, value);
13498 |
13499 | proto_item_add_bitmask_tree(item, tvb, offset, len, ett, fields,
13500 | flags, false0, false0, NULL((void*)0), value);
13501 | }
13502 |
13503 | return item;
13504 | }
13505 |
13506 | /* Similar to proto_tree_add_bitmask(), but with no "header" item to group all of the fields */
13507 | void
13508 | proto_tree_add_bitmask_list(proto_tree *tree, tvbuff_t *tvb, const unsigned offset,
13509 | const unsigned len, int * const *fields, const unsigned encoding)
13510 | {
13511 | uint64_t value;
13512 |
13513 | if (tree) {
13514 | value = get_uint64_value(tree, tvb, offset, len, encoding);
13515 | proto_item_add_bitmask_tree(NULL((void*)0), tvb, offset, len, -1, fields,
13516 | BMT_NO_APPEND0x01, false0, true1, tree, value);
13517 | }
13518 | }
13519 |
13520 | WS_DLL_PUBLIC__attribute__ ((visibility ("default"))) extern void
13521 | proto_tree_add_bitmask_list_ret_uint64(proto_tree *tree, tvbuff_t *tvb, const unsigned offset,
13522 | const unsigned len, int * const *fields, const unsigned encoding, uint64_t *retval)
13523 | {
13524 | uint64_t value;
13525 |
13526 | value = get_uint64_value(tree, tvb, offset, len, encoding);
13527 | if (tree) {
13528 | proto_item_add_bitmask_tree(NULL((void*)0), tvb, offset, len, -1, fields,
13529 | BMT_NO_APPEND0x01, false0, true1, tree, value);
13530 | }
13531 | if (retval) {
13532 | *retval = value;
13533 | }
13534 | }
13535 |
13536 | WS_DLL_PUBLIC__attribute__ ((visibility ("default"))) extern void
13537 | proto_tree_add_bitmask_list_value(proto_tree *tree, tvbuff_t *tvb, const unsigned offset,
13538 | const unsigned len, int * const *fields, const uint64_t value)
13539 | {
13540 | if (tree) {
13541 | proto_item_add_bitmask_tree(NULL((void*)0), tvb, offset, len, -1, fields,
13542 | BMT_NO_APPEND0x01, false0, true1, tree, value);
13543 | }
13544 | }
13545 |
13546 |
13547 | /* The same as proto_tree_add_bitmask(), but using a caller-supplied length.
13548 | * This is intended to support bitmask fields whose lengths can vary, perhaps
13549 | * as the underlying standard evolves over time.
13550 | * With this API there is the possibility of being called to display more or
13551 | * less data than the dissector was coded to support.
13552 | * In such cases, it is assumed that bitmasks are extended on the MSb end.
13553 | * Thus when presented with "too much" or "too little" data, MSbits will be
13554 | * ignored or MSfields sacrificed.
13555 | *
13556 | * Only fields for which all defined bits are available are displayed.
13557 | */
13558 | proto_item *
13559 | proto_tree_add_bitmask_len(proto_tree *parent_tree, tvbuff_t *tvb,
13560 | const unsigned offset, const unsigned len, const int hf_hdr,
13561 | const int ett, int * const *fields, struct expert_field* exp,
13562 | const unsigned encoding)
13563 | {
13564 | proto_item *item = NULL((void*)0);
13565 | header_field_info *hf;
13566 | unsigned decodable_len;
13567 | unsigned decodable_offset;
13568 | uint32_t decodable_value;
13569 | uint64_t value;
13570 |
13571 | PROTO_REGISTRAR_GET_NTH(hf_hdr, hf)if((hf_hdr == 0 || (unsigned)hf_hdr > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13571, __func__, "Unregistered hf! index=%d" , hf_hdr); ((void) ((hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13571 , "hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_hdr] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13571, "gpa_hfinfo.hfi[hf_hdr] != ((void*)0)" , "Unregistered hf!")))) ; hf = gpa_hfinfo.hfi[hf_hdr];;
13572 | DISSECTOR_ASSERT_FIELD_TYPE_IS_INTEGRAL(hf)((void) (((((((hf)->type) == FT_INT8 || ((hf)->type) == FT_INT16 || ((hf)->type) == FT_INT24 || ((hf)->type) == FT_INT32) || (((hf)->type) == FT_INT40 || ((hf)->type) == FT_INT48 || ((hf)->type) == FT_INT56 || ((hf)->type ) == FT_INT64)) || ((((hf)->type) == FT_CHAR || ((hf)-> type) == FT_UINT8 || ((hf)->type) == FT_UINT16 || ((hf)-> type) == FT_UINT24 || ((hf)->type) == FT_UINT32 || ((hf)-> type) == FT_FRAMENUM) || (((hf)->type) == FT_UINT40 || ((hf )->type) == FT_UINT48 || ((hf)->type) == FT_UINT56 || ( (hf)->type) == FT_UINT64)))) ? (void)0 : proto_report_dissector_bug ("%s:%u: field %s is not of type FT_CHAR or an FT_{U}INTn type" , "epan/proto.c", 13572, (hf)->abbrev)));
13573 |
13574 | decodable_offset = offset;
13575 | decodable_len = MIN(len, (unsigned) ftype_wire_size(hf->type))(((len) < ((unsigned) ftype_wire_size(hf->type))) ? (len ) : ((unsigned) ftype_wire_size(hf->type)));
13576 |
13577 | /* If we are ftype_wire_size-limited,
13578 | * make sure we decode as many LSBs as possible.
13579 | */
13580 | if (encoding == ENC_BIG_ENDIAN0x00000000) {
13581 | decodable_offset += (len - decodable_len);
13582 | }
13583 |
13584 | if (parent_tree) {
13585 | decodable_value = get_uint_value(parent_tree, tvb, decodable_offset,
13586 | decodable_len, encoding);
13587 |
13588 | /* The root item covers all the bytes even if we can't decode them all */
13589 | item = proto_tree_add_uint(parent_tree, hf_hdr, tvb, offset, len,
13590 | decodable_value);
13591 | }
13592 |
13593 | if (decodable_len < len) {
13594 | /* Dissector likely requires updating for new protocol revision */
13595 | expert_add_info_format(NULL((void*)0), item, exp,
13596 | "Only least-significant %d of %d bytes decoded",
13597 | decodable_len, len);
13598 | }
13599 |
13600 | if (item) {
13601 | value = get_uint64_value(parent_tree, tvb, decodable_offset, decodable_len, encoding);
13602 | proto_item_add_bitmask_tree(item, tvb, decodable_offset, decodable_len,
13603 | ett, fields, BMT_NO_INT0x02|BMT_NO_TFS0x08, false0, false0, NULL((void*)0), value);
13604 | }
13605 |
13606 | return item;
13607 | }
13608 |
13609 | /* The same as proto_tree_add_bitmask(), but using an arbitrary text as a top-level item */
13610 | proto_item *
13611 | proto_tree_add_bitmask_text(proto_tree *parent_tree, tvbuff_t *tvb,
13612 | const unsigned offset, const unsigned len,
13613 | const char *name, const char *fallback,
13614 | const int ett, int * const *fields,
13615 | const unsigned encoding, const int flags)
13616 | {
13617 | proto_item *item = NULL((void*)0);
13618 | uint64_t value;
13619 |
13620 | if (parent_tree) {
13621 | item = proto_tree_add_text_internal(parent_tree, tvb, offset, len, "%s", name ? name : "");
13622 | value = get_uint64_value(parent_tree, tvb, offset, len, encoding);
13623 | if (proto_item_add_bitmask_tree(item, tvb, offset, len, ett, fields,
13624 | flags, true1, false0, NULL((void*)0), value) && fallback) {
13625 | /* Still at first item - append 'fallback' text if any */
13626 | proto_item_append_text(item, "%s", fallback);
13627 | }
13628 | }
13629 |
13630 | return item;
13631 | }
13632 |
13633 | proto_item *
13634 | proto_tree_add_bits_item(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
13635 | const unsigned bit_offset, const int no_of_bits,
13636 | const unsigned encoding)
13637 | {
13638 | header_field_info *hfinfo;
13639 | int octet_length;
13640 | unsigned octet_offset;
13641 |
13642 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13642, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13642 , "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13642, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
13643 |
13644 | if (no_of_bits < 0) {
13645 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
13646 | }
13647 | octet_length = (no_of_bits + 7) >> 3;
13648 | octet_offset = bit_offset >> 3;
13649 | test_length(hfinfo, tvb, octet_offset, octet_length, encoding);
13650 |
13651 | /* Yes, we try to fake this item again in proto_tree_add_bits_ret_val()
13652 | * but only after doing a bunch more work (which we can, in the common
13653 | * case, shortcut here).
13654 | */
13655 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
13656 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13656 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13656, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13656, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13656, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
13657 |
13658 | return proto_tree_add_bits_ret_val(tree, hfindex, tvb, bit_offset, no_of_bits, NULL((void*)0), encoding);
13659 | }
13660 |
13661 | /*
13662 | * This function will dissect a sequence of bits that does not need to be byte aligned; the bits
13663 | * set will be shown in the tree as ..10 10.. and the integer value returned if return_value is set.
13664 | * Offset should be given in bits from the start of the tvb.
13665 | */
13666 |
13667 | static proto_item *
13668 | _proto_tree_add_bits_ret_val(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
13669 | const unsigned bit_offset, const int no_of_bits,
13670 | uint64_t *return_value, const unsigned encoding)
13671 | {
13672 | unsigned offset;
13673 | unsigned length;
13674 | uint8_t tot_no_bits;
13675 | char *bf_str;
13676 | char lbl_str[ITEM_LABEL_LENGTH240];
13677 | uint64_t value = 0;
13678 | uint8_t *bytes = NULL((void*)0);
13679 | size_t bytes_length = 0;
13680 |
13681 | proto_item *pi;
13682 | header_field_info *hf_field;
13683 |
13684 | /* We can't fake it just yet. We have to fill in the 'return_value' parameter */
13685 | PROTO_REGISTRAR_GET_NTH(hfindex, hf_field)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13685, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13685 , "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13685, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;;
13686 |
13687 | if (hf_field->bitmask != 0) {
13688 | REPORT_DISSECTOR_BUG("Incompatible use of proto_tree_add_bits_ret_val"proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
13689 | " with field '%s' (%s) with bitmask != 0",proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
13690 | hf_field->abbrev, hf_field->name)proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name);
13691 | }
13692 |
13693 | if (no_of_bits < 0) {
13694 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
13695 | } else if (no_of_bits == 0) {
13696 | REPORT_DISSECTOR_BUG("field %s passed to proto_tree_add_bits_ret_val() has a bit width of 0",proto_report_dissector_bug("field %s passed to proto_tree_add_bits_ret_val() has a bit width of 0" , hf_field->abbrev)
13697 | hf_field->abbrev)proto_report_dissector_bug("field %s passed to proto_tree_add_bits_ret_val() has a bit width of 0" , hf_field->abbrev);
13698 | }
13699 |
13700 | /* Byte align offset */
13701 | offset = bit_offset>>3;
13702 |
13703 | /*
13704 | * Calculate the number of octets used to hold the bits
13705 | */
13706 | tot_no_bits = ((bit_offset&0x7) + no_of_bits);
13707 | length = (tot_no_bits + 7) >> 3;
13708 |
13709 | if (no_of_bits < 65) {
13710 | value = tvb_get_bits64(tvb, bit_offset, no_of_bits, encoding);
13711 | } else if (hf_field->type != FT_BYTES) {
13712 | REPORT_DISSECTOR_BUG("field %s passed to proto_tree_add_bits_ret_val() has a bit width of %u > 64",proto_report_dissector_bug("field %s passed to proto_tree_add_bits_ret_val() has a bit width of %u > 64" , hf_field->abbrev, no_of_bits)
13713 | hf_field->abbrev, no_of_bits)proto_report_dissector_bug("field %s passed to proto_tree_add_bits_ret_val() has a bit width of %u > 64" , hf_field->abbrev, no_of_bits);
13714 | return NULL((void*)0);
13715 | }
13716 |
13717 | /* Sign extend for signed types */
13718 | switch (hf_field->type) {
13719 | case FT_INT8:
13720 | case FT_INT16:
13721 | case FT_INT24:
13722 | case FT_INT32:
13723 | case FT_INT40:
13724 | case FT_INT48:
13725 | case FT_INT56:
13726 | case FT_INT64:
13727 | value = ws_sign_ext64(value, no_of_bits);
13728 | break;
13729 |
13730 | default:
13731 | break;
13732 | }
13733 |
13734 | if (return_value) {
13735 | *return_value = value;
13736 | }
13737 |
13738 | /* Coast clear. Try and fake it */
13739 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
13740 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13740 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13740, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13740, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13740, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
13741 |
13742 | bf_str = decode_bits_in_field(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), bit_offset, no_of_bits, value, encoding);
13743 |
13744 | switch (hf_field->type) {
13745 | case FT_BOOLEAN:
13746 | /* Boolean field */
13747 | return proto_tree_add_boolean_format(tree, hfindex, tvb, offset, length, value,
13748 | "%s = %s: %s",
13749 | bf_str, hf_field->name, tfs_get_string(!!value, hf_field->strings));
13750 | break;
13751 |
13752 | case FT_CHAR:
13753 | pi = proto_tree_add_uint(tree, hfindex, tvb, offset, length, (uint32_t)value);
13754 | fill_label_char(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0));
13755 | break;
13756 |
13757 | case FT_UINT8:
13758 | case FT_UINT16:
13759 | case FT_UINT24:
13760 | case FT_UINT32:
13761 | pi = proto_tree_add_uint(tree, hfindex, tvb, offset, length, (uint32_t)value);
13762 | fill_label_number(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), false0);
13763 | break;
13764 |
13765 | case FT_INT8:
13766 | case FT_INT16:
13767 | case FT_INT24:
13768 | case FT_INT32:
13769 | pi = proto_tree_add_int(tree, hfindex, tvb, offset, length, (int32_t)value);
13770 | fill_label_number(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), true1);
13771 | break;
13772 |
13773 | case FT_UINT40:
13774 | case FT_UINT48:
13775 | case FT_UINT56:
13776 | case FT_UINT64:
13777 | pi = proto_tree_add_uint64(tree, hfindex, tvb, offset, length, value);
13778 | fill_label_number64(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), false0);
13779 | break;
13780 |
13781 | case FT_INT40:
13782 | case FT_INT48:
13783 | case FT_INT56:
13784 | case FT_INT64:
13785 | pi = proto_tree_add_int64(tree, hfindex, tvb, offset, length, (int64_t)value);
13786 | fill_label_number64(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), true1);
13787 | break;
13788 |
13789 | case FT_BYTES:
13790 | bytes = tvb_get_bits_array(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), tvb, bit_offset, no_of_bits, &bytes_length, encoding);
13791 | pi = proto_tree_add_bytes_with_length(tree, hfindex, tvb, offset, length, bytes, (int) bytes_length);
13792 | proto_item_fill_label(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0));
13793 | proto_item_set_text(pi, "%s", lbl_str);
13794 | return pi;
13795 |
13796 | /* TODO: should handle FT_UINT_BYTES ? */
13797 |
13798 | default:
13799 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_tree_add_bits_ret_val()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13800 | hf_field->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13801 | hf_field->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13802 | ftype_name(hf_field->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type));
13803 | return NULL((void*)0);
13804 | }
13805 |
13806 | proto_item_set_text(pi, "%s = %s", bf_str, lbl_str);
13807 | return pi;
13808 | }
13809 |
13810 | proto_item *
13811 | proto_tree_add_split_bits_item_ret_val(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
13812 | const unsigned bit_offset, const crumb_spec_t *crumb_spec,
13813 | uint64_t *return_value)
13814 | {
13815 | proto_item *pi;
13816 | int no_of_bits;
13817 | unsigned octet_offset;
13818 | unsigned mask_initial_bit_offset;
13819 | unsigned mask_greatest_bit_offset;
13820 | unsigned octet_length;
13821 | uint8_t i;
13822 | char bf_str[256];
13823 | char lbl_str[ITEM_LABEL_LENGTH240];
13824 | uint64_t value;
13825 | uint64_t composite_bitmask;
13826 | uint64_t composite_bitmap;
13827 |
13828 | header_field_info *hf_field;
13829 |
13830 | /* We can't fake it just yet. We have to fill in the 'return_value' parameter */
13831 | PROTO_REGISTRAR_GET_NTH(hfindex, hf_field)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13831, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13831 , "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13831, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;;
1 | Assuming 'hfindex' is not equal to 0 | →
2 | ← | Assuming 'hfindex' is <= field 'len' | →
3 | ← | Assuming 'hfindex' is > 0 | →
4 | ← | Assuming 'hfindex' is < field 'len' | →
5 | ← | '?' condition is true | →
6 | ← | Assuming the condition is true | →
7 | ← | '?' condition is true | →
13832 |
13833 | if (hf_field->bitmask != 0) {
8 | ← | Assuming field 'bitmask' is equal to 0 | →
9 | ← | Taking false branch | →
13834 | REPORT_DISSECTOR_BUG("Incompatible use of proto_tree_add_split_bits_item_ret_val"proto_report_dissector_bug("Incompatible use of proto_tree_add_split_bits_item_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
13835 | " with field '%s' (%s) with bitmask != 0",proto_report_dissector_bug("Incompatible use of proto_tree_add_split_bits_item_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
13836 | hf_field->abbrev, hf_field->name)proto_report_dissector_bug("Incompatible use of proto_tree_add_split_bits_item_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name);
13837 | }
13838 |
13839 | mask_initial_bit_offset = bit_offset % 8;
13840 |
13841 | no_of_bits = 0;
13842 | value = 0;
13843 | i = 0;
13844 | mask_greatest_bit_offset = 0;
13845 | composite_bitmask = 0;
13846 | composite_bitmap = 0;
13847 |
13848 | while (crumb_spec[i].crumb_bit_length != 0) {
10 | ← | Assuming field 'crumb_bit_length' is not equal to 0 | →
11 | ← | Loop condition is true. Entering loop body | →
13849 | uint64_t crumb_mask, crumb_value;
13850 | uint8_t crumb_end_bit_offset;
13851 |
13852 | crumb_value = tvb_get_bits64(tvb,
13853 | bit_offset + crumb_spec[i].crumb_bit_offset,
13854 | crumb_spec[i].crumb_bit_length,
13855 | ENC_BIG_ENDIAN0x00000000);
13856 | value += crumb_value;
13857 | no_of_bits += crumb_spec[i].crumb_bit_length;
13858 | DISSECTOR_ASSERT_HINT(no_of_bits <= 64, "a value larger than 64 bits cannot be represented")((void) ((no_of_bits <= 64) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13858 , "no_of_bits <= 64", "a value larger than 64 bits cannot be represented" ))));
12 | ← | Assuming 'no_of_bits' is <= 64 | →
13 | ← | '?' condition is true | →
13859 |
13860 | /* The bitmask is 64 bit, left-aligned, starting at the first bit of the
13861 | octet containing the initial offset.
13862 | If the mask is beyond 32 bits, then give up on bit map display.
13863 | This could be improved in future, probably showing a table
13864 | of 32 or 64 bits per row */
13865 | if (mask_greatest_bit_offset
13.1 | 'mask_greatest_bit_offset' is < 32
< 32) {
14 | ← | Taking true branch | →
13866 | crumb_end_bit_offset = mask_initial_bit_offset
13867 | + crumb_spec[i].crumb_bit_offset
13868 | + crumb_spec[i].crumb_bit_length;
13869 | crumb_mask = (UINT64_C(1)1UL << crumb_spec[i].crumb_bit_length) - 1;
15 | ← | Assuming right operand of bit shift is less than 64 | →
16 | ← | Value assigned to 'crumb_mask' | →
13870 |
13871 | if (crumb_end_bit_offset > mask_greatest_bit_offset) {
17 | ← | Assuming 'crumb_end_bit_offset' is <= 'mask_greatest_bit_offset' | →
18 | ← | Taking false branch | →
13872 | mask_greatest_bit_offset = crumb_end_bit_offset;
13873 | }
13874 | /* Currently the bitmap of the crumbs are only shown if
13875 | * smaller than 32 bits. Do not bother calculating the
13876 | * mask if it is larger than that. */
13877 | if (crumb_end_bit_offset
18.1 | 'crumb_end_bit_offset' is <= 32
<= 32) {
19 | ← | Taking true branch | →
13878 | composite_bitmask |= (crumb_mask << (64 - crumb_end_bit_offset));
20 | ← | The result of left shift is undefined because the right operand '64' is not smaller than 64, the capacity of 'uint64_t'
13879 | composite_bitmap |= (crumb_value << (64 - crumb_end_bit_offset));
13880 | }
13881 | }
13882 | /* Shift left for the next segment */
13883 | value <<= crumb_spec[++i].crumb_bit_length;
13884 | }
13885 |
13886 | /* Sign extend for signed types */
13887 | switch (hf_field->type) {
13888 | case FT_INT8:
13889 | case FT_INT16:
13890 | case FT_INT24:
13891 | case FT_INT32:
13892 | case FT_INT40:
13893 | case FT_INT48:
13894 | case FT_INT56:
13895 | case FT_INT64:
13896 | value = ws_sign_ext64(value, no_of_bits);
13897 | break;
13898 | default:
13899 | break;
13900 | }
13901 |
13902 | if (return_value) {
13903 | *return_value = value;
13904 | }
13905 |
13906 | /* Coast clear. Try and fake it */
13907 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
13908 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13908 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13908, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13908, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13908, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
13909 |
13910 | /* initialise the format string */
13911 | bf_str[0] = '\0';
13912 |
13913 | octet_offset = bit_offset >> 3;
13914 |
13915 | /* Round up mask length to nearest octet */
13916 | octet_length = ((mask_greatest_bit_offset + 7) >> 3);
13917 | mask_greatest_bit_offset = octet_length << 3;
13918 |
13919 | /* As noted above, we currently only produce a bitmap if the crumbs span less than 4 octets of the tvb.
13920 | It would be a useful enhancement to eliminate this restriction. */
13921 | if (mask_greatest_bit_offset > 0 && mask_greatest_bit_offset <= 32) {
13922 | other_decode_bitfield_value(bf_str,
13923 | (uint32_t)(composite_bitmap >> (64 - mask_greatest_bit_offset)),
13924 | (uint32_t)(composite_bitmask >> (64 - mask_greatest_bit_offset)),
13925 | mask_greatest_bit_offset);
13926 | } else {
13927 | /* If the bitmask is too large, try to describe its contents. */
13928 | snprintf(bf_str, sizeof(bf_str), "%d bits", no_of_bits);
13929 | }
13930 |
13931 | switch (hf_field->type) {
13932 | case FT_BOOLEAN: /* it is a bit odd to have a boolean encoded as split-bits, but possible, I suppose? */
13933 | /* Boolean field */
13934 | return proto_tree_add_boolean_format(tree, hfindex,
13935 | tvb, octet_offset, octet_length, value,
13936 | "%s = %s: %s",
13937 | bf_str, hf_field->name, tfs_get_string(!!value, hf_field->strings));
13938 | break;
13939 |
13940 | case FT_CHAR:
13941 | pi = proto_tree_add_uint(tree, hfindex, tvb, octet_offset, octet_length, (uint32_t)value);
13942 | fill_label_char(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0));
13943 | break;
13944 |
13945 | case FT_UINT8:
13946 | case FT_UINT16:
13947 | case FT_UINT24:
13948 | case FT_UINT32:
13949 | pi = proto_tree_add_uint(tree, hfindex, tvb, octet_offset, octet_length, (uint32_t)value);
13950 | fill_label_number(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), false0);
13951 | break;
13952 |
13953 | case FT_INT8:
13954 | case FT_INT16:
13955 | case FT_INT24:
13956 | case FT_INT32:
13957 | pi = proto_tree_add_int(tree, hfindex, tvb, octet_offset, octet_length, (int32_t)value);
13958 | fill_label_number(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), true1);
13959 | break;
13960 |
13961 | case FT_UINT40:
13962 | case FT_UINT48:
13963 | case FT_UINT56:
13964 | case FT_UINT64:
13965 | pi = proto_tree_add_uint64(tree, hfindex, tvb, octet_offset, octet_length, value);
13966 | fill_label_number64(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), false0);
13967 | break;
13968 |
13969 | case FT_INT40:
13970 | case FT_INT48:
13971 | case FT_INT56:
13972 | case FT_INT64:
13973 | pi = proto_tree_add_int64(tree, hfindex, tvb, octet_offset, octet_length, (int64_t)value);
13974 | fill_label_number64(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), true1);
13975 | break;
13976 |
13977 | default:
13978 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_tree_add_split_bits_item_ret_val()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_split_bits_item_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13979 | hf_field->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_split_bits_item_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13980 | hf_field->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_split_bits_item_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13981 | ftype_name(hf_field->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_split_bits_item_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type));
13982 | return NULL((void*)0);
13983 | }
13984 | proto_item_set_text(pi, "%s = %s", bf_str, lbl_str);
13985 | return pi;
13986 | }
13987 |
13988 | void
13989 | proto_tree_add_split_bits_crumb(proto_tree *tree, const int hfindex, tvbuff_t *tvb, const unsigned bit_offset,
13990 | const crumb_spec_t *crumb_spec, uint16_t crumb_index)
13991 | {
13992 | header_field_info *hfinfo;
13993 | unsigned start = bit_offset >> 3;
13994 | unsigned length = ((bit_offset + crumb_spec[crumb_index].crumb_bit_length - 1) >> 3) - (bit_offset >> 3) + 1;
13995 |
13996 | /* We have to duplicate this length check from proto_tree_add_text_internal in order to check for a null tree
13997 | * so that we can use the tree's memory scope in calculating the string */
13998 | tvb_ensure_bytes_exist(tvb, start, length);
13999 | if (!tree) return;
14000 |
14001 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 14001, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 14001 , "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14001, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
14002 | proto_tree_add_text_internal(tree, tvb, start, length,
14003 | "%s crumb %d of %s (decoded above)",
14004 | decode_bits_in_field(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), bit_offset, crumb_spec[crumb_index].crumb_bit_length,
14005 | tvb_get_bits32(tvb,
14006 | bit_offset,
14007 | crumb_spec[crumb_index].crumb_bit_length,
14008 | ENC_BIG_ENDIAN0x00000000),
14009 | ENC_BIG_ENDIAN0x00000000),
14010 | crumb_index,
14011 | hfinfo->name);
14012 | }
14013 |
14014 | proto_item *
14015 | proto_tree_add_bits_ret_val(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
14016 | const unsigned bit_offset, const int no_of_bits,
14017 | uint64_t *return_value, const unsigned encoding)
14018 | {
14019 | proto_item *item;
14020 |
14021 | if ((item = _proto_tree_add_bits_ret_val(tree, hfindex, tvb,
14022 | bit_offset, no_of_bits,
14023 | return_value, encoding))) {
14024 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_OFFSET(bit_offset&0x7))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((bit_offset&0x7) & 63) << 5)); } while(0);
14025 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_SIZE(no_of_bits))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((no_of_bits) & 63) << 12)); } while(0);
14026 | }
14027 | return item;
14028 | }
14029 |
14030 | static proto_item *
14031 | _proto_tree_add_bits_format_value(proto_tree *tree, const int hfindex,
14032 | tvbuff_t *tvb, const unsigned bit_offset,
14033 | const int no_of_bits, void *value_ptr,
14034 | const unsigned encoding, char *value_str)
14035 | {
14036 | unsigned offset;
14037 | unsigned length;
14038 | uint8_t tot_no_bits;
14039 | char *str;
14040 | uint64_t value = 0;
14041 | header_field_info *hf_field;
14042 |
14043 | /* We do not have to return a value, try to fake it as soon as possible */
14044 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14045 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14045 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14045, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14045, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14045, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14046 |
14047 | if (hf_field->bitmask != 0) {
14048 | REPORT_DISSECTOR_BUG("Incompatible use of proto_tree_add_bits_format_value"proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_format_value" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
14049 | " with field '%s' (%s) with bitmask != 0",proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_format_value" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
14050 | hf_field->abbrev, hf_field->name)proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_format_value" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name);
14051 | }
14052 |
14053 | if (no_of_bits < 0) {
14054 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
14055 | } else if (no_of_bits == 0) {
14056 | REPORT_DISSECTOR_BUG("field %s passed to proto_tree_add_bits_format_value() has a bit width of 0",proto_report_dissector_bug("field %s passed to proto_tree_add_bits_format_value() has a bit width of 0" , hf_field->abbrev)
14057 | hf_field->abbrev)proto_report_dissector_bug("field %s passed to proto_tree_add_bits_format_value() has a bit width of 0" , hf_field->abbrev);
14058 | }
14059 |
14060 | /* Byte align offset */
14061 | offset = bit_offset>>3;
14062 |
14063 | /*
14064 | * Calculate the number of octets used to hold the bits
14065 | */
14066 | tot_no_bits = ((bit_offset&0x7) + no_of_bits);
14067 | length = tot_no_bits>>3;
14068 | /* If we are using part of the next octet, increase length by 1 */
14069 | if (tot_no_bits & 0x07)
14070 | length++;
14071 |
14072 | if (no_of_bits < 65) {
14073 | value = tvb_get_bits64(tvb, bit_offset, no_of_bits, encoding);
14074 | } else {
14075 | REPORT_DISSECTOR_BUG("field %s passed to proto_tree_add_bits_format_value() has a bit width of %u > 65",proto_report_dissector_bug("field %s passed to proto_tree_add_bits_format_value() has a bit width of %u > 65" , hf_field->abbrev, no_of_bits)
14076 | hf_field->abbrev, no_of_bits)proto_report_dissector_bug("field %s passed to proto_tree_add_bits_format_value() has a bit width of %u > 65" , hf_field->abbrev, no_of_bits);
14077 | return NULL((void*)0);
14078 | }
14079 |
14080 | str = decode_bits_in_field(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), bit_offset, no_of_bits, value, encoding);
14081 |
14082 | (void) g_strlcat(str, " = ", 256+64);
14083 | (void) g_strlcat(str, hf_field->name, 256+64);
14084 |
14085 | /*
14086 | * This function does not receive an actual value but a dimensionless pointer to that value.
14087 | * For this reason, the type of the header field is examined in order to determine
14088 | * what kind of value we should read from this address.
14089 | * The caller of this function must make sure that for the specific header field type the address of
14090 | * a compatible value is provided.
14091 | */
14092 | switch (hf_field->type) {
14093 | case FT_BOOLEAN:
14094 | return proto_tree_add_boolean_format(tree, hfindex, tvb, offset, length, *(uint64_t *)value_ptr,
14095 | "%s: %s", str, value_str);
14096 | break;
14097 |
14098 | case FT_CHAR:
14099 | case FT_UINT8:
14100 | case FT_UINT16:
14101 | case FT_UINT24:
14102 | case FT_UINT32:
14103 | return proto_tree_add_uint_format(tree, hfindex, tvb, offset, length, *(uint32_t *)value_ptr,
14104 | "%s: %s", str, value_str);
14105 | break;
14106 |
14107 | case FT_UINT40:
14108 | case FT_UINT48:
14109 | case FT_UINT56:
14110 | case FT_UINT64:
14111 | return proto_tree_add_uint64_format(tree, hfindex, tvb, offset, length, *(uint64_t *)value_ptr,
14112 | "%s: %s", str, value_str);
14113 | break;
14114 |
14115 | case FT_INT8:
14116 | case FT_INT16:
14117 | case FT_INT24:
14118 | case FT_INT32:
14119 | return proto_tree_add_int_format(tree, hfindex, tvb, offset, length, *(int32_t *)value_ptr,
14120 | "%s: %s", str, value_str);
14121 | break;
14122 |
14123 | case FT_INT40:
14124 | case FT_INT48:
14125 | case FT_INT56:
14126 | case FT_INT64:
14127 | return proto_tree_add_int64_format(tree, hfindex, tvb, offset, length, *(int64_t *)value_ptr,
14128 | "%s: %s", str, value_str);
14129 | break;
14130 |
14131 | case FT_FLOAT:
14132 | return proto_tree_add_float_format(tree, hfindex, tvb, offset, length, *(float *)value_ptr,
14133 | "%s: %s", str, value_str);
14134 | break;
14135 |
14136 | default:
14137 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_tree_add_bits_format_value()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_format_value()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
14138 | hf_field->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_format_value()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
14139 | hf_field->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_format_value()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
14140 | ftype_name(hf_field->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_format_value()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type));
14141 | return NULL((void*)0);
14142 | }
14143 | }
14144 |
14145 | static proto_item *
14146 | proto_tree_add_bits_format_value(proto_tree *tree, const int hfindex,
14147 | tvbuff_t *tvb, const unsigned bit_offset,
14148 | const int no_of_bits, void *value_ptr,
14149 | const unsigned encoding, char *value_str)
14150 | {
14151 | proto_item *item;
14152 |
14153 | if ((item = _proto_tree_add_bits_format_value(tree, hfindex,
14154 | tvb, bit_offset, no_of_bits,
14155 | value_ptr, encoding, value_str))) {
14156 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_OFFSET(bit_offset&0x7))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((bit_offset&0x7) & 63) << 5)); } while(0);
14157 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_SIZE(no_of_bits))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((no_of_bits) & 63) << 12)); } while(0);
14158 | }
14159 | return item;
14160 | }
14161 |
14162 | #define CREATE_VALUE_STRING(tree,dst,format,ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap); \
14163 | va_start(ap, format)__builtin_va_start(ap, format); \
14164 | dst = wmem_strdup_vprintf(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), format, ap); \
14165 | va_end(ap)__builtin_va_end(ap);
14166 |
14167 | proto_item *
14168 | proto_tree_add_uint_bits_format_value(proto_tree *tree, const int hfindex,
14169 | tvbuff_t *tvb, const unsigned bit_offset,
14170 | const int no_of_bits, uint32_t value,
14171 | const unsigned encoding,
14172 | const char *format, ...)
14173 | {
14174 | va_list ap;
14175 | char *dst;
14176 | header_field_info *hf_field;
14177 |
14178 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14179 |
14180 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14180 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14180, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14180, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14180, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14181 |
14182 | switch (hf_field->type) {
14183 | case FT_UINT8:
14184 | case FT_UINT16:
14185 | case FT_UINT24:
14186 | case FT_UINT32:
14187 | break;
14188 |
14189 | default:
14190 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32",proto_report_dissector_bug("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hf_field->abbrev)
14191 | hf_field->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hf_field->abbrev);
14192 | return NULL((void*)0);
14193 | }
14194 |
14195 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14196 |
14197 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14198 | }
14199 |
14200 | proto_item *
14201 | proto_tree_add_uint64_bits_format_value(proto_tree *tree, const int hfindex,
14202 | tvbuff_t *tvb, const unsigned bit_offset,
14203 | const int no_of_bits, uint64_t value,
14204 | const unsigned encoding,
14205 | const char *format, ...)
14206 | {
14207 | va_list ap;
14208 | char *dst;
14209 | header_field_info *hf_field;
14210 |
14211 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14212 |
14213 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14213 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14213, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14213, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14213, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14214 |
14215 | switch (hf_field->type) {
14216 | case FT_UINT40:
14217 | case FT_UINT48:
14218 | case FT_UINT56:
14219 | case FT_UINT64:
14220 | break;
14221 |
14222 | default:
14223 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64",proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64" , hf_field->abbrev)
14224 | hf_field->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64" , hf_field->abbrev);
14225 | return NULL((void*)0);
14226 | }
14227 |
14228 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14229 |
14230 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14231 | }
14232 |
14233 | proto_item *
14234 | proto_tree_add_float_bits_format_value(proto_tree *tree, const int hfindex,
14235 | tvbuff_t *tvb, const unsigned bit_offset,
14236 | const int no_of_bits, float value,
14237 | const unsigned encoding,
14238 | const char *format, ...)
14239 | {
14240 | va_list ap;
14241 | char *dst;
14242 | header_field_info *hf_field;
14243 |
14244 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14245 |
14246 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14246 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14246, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14246, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14246, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14247 |
14248 | DISSECTOR_ASSERT_FIELD_TYPE(hf_field, FT_FLOAT)((void) (((hf_field)->type == FT_FLOAT) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_FLOAT", "epan/proto.c", 14248, ((hf_field))->abbrev))));
14249 |
14250 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14251 |
14252 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14253 | }
14254 |
14255 | proto_item *
14256 | proto_tree_add_int_bits_format_value(proto_tree *tree, const int hfindex,
14257 | tvbuff_t *tvb, const unsigned bit_offset,
14258 | const int no_of_bits, int32_t value,
14259 | const unsigned encoding,
14260 | const char *format, ...)
14261 | {
14262 | va_list ap;
14263 | char *dst;
14264 | header_field_info *hf_field;
14265 |
14266 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14267 |
14268 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14268 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14268, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14268, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14268, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14269 |
14270 | switch (hf_field->type) {
14271 | case FT_INT8:
14272 | case FT_INT16:
14273 | case FT_INT24:
14274 | case FT_INT32:
14275 | break;
14276 |
14277 | default:
14278 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32",proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hf_field->abbrev)
14279 | hf_field->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hf_field->abbrev);
14280 | return NULL((void*)0);
14281 | }
14282 |
14283 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14284 |
14285 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14286 | }
14287 |
14288 | proto_item *
14289 | proto_tree_add_int64_bits_format_value(proto_tree *tree, const int hfindex,
14290 | tvbuff_t *tvb, const unsigned bit_offset,
14291 | const int no_of_bits, int64_t value,
14292 | const unsigned encoding,
14293 | const char *format, ...)
14294 | {
14295 | va_list ap;
14296 | char *dst;
14297 | header_field_info *hf_field;
14298 |
14299 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14300 |
14301 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14301 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14301, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14301, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14301, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14302 |
14303 | switch (hf_field->type) {
14304 | case FT_INT40:
14305 | case FT_INT48:
14306 | case FT_INT56:
14307 | case FT_INT64:
14308 | break;
14309 |
14310 | default:
14311 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64",proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hf_field->abbrev)
14312 | hf_field->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hf_field->abbrev);
14313 | return NULL((void*)0);
14314 | }
14315 |
14316 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14317 |
14318 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14319 | }
14320 |
14321 | proto_item *
14322 | proto_tree_add_boolean_bits_format_value(proto_tree *tree, const int hfindex,
14323 | tvbuff_t *tvb, const unsigned bit_offset,
14324 | const int no_of_bits, uint64_t value,
14325 | const unsigned encoding,
14326 | const char *format, ...)
14327 | {
14328 | va_list ap;
14329 | char *dst;
14330 | header_field_info *hf_field;
14331 |
14332 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14333 |
14334 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14334 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14334, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14334, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14334, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14335 |
14336 | DISSECTOR_ASSERT_FIELD_TYPE(hf_field, FT_BOOLEAN)((void) (((hf_field)->type == FT_BOOLEAN) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_BOOLEAN", "epan/proto.c" , 14336, ((hf_field))->abbrev))));
14337 |
14338 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14339 |
14340 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14341 | }
14342 |
14343 | proto_item *
14344 | proto_tree_add_ts_23_038_7bits_packed_item(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
14345 | const unsigned bit_offset, const int no_of_chars)
14346 | {
14347 | proto_item *pi;
14348 | header_field_info *hfinfo;
14349 | int byte_length;
14350 | unsigned byte_offset;
14351 | char *string;
14352 |
14353 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14354 |
14355 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14355 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14355, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14355, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14355, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
14356 |
14357 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_STRING)((void) (((hfinfo)->type == FT_STRING) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_STRING", "epan/proto.c" , 14357, ((hfinfo))->abbrev))));
14358 |
14359 | byte_length = (((no_of_chars + 1) * 7) + (bit_offset & 0x07)) >> 3;
14360 | byte_offset = bit_offset >> 3;
14361 |
14362 | string = tvb_get_ts_23_038_7bits_string_packed(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), tvb, bit_offset, no_of_chars);
14363 |
14364 | pi = proto_tree_add_pi(tree, hfinfo, tvb, byte_offset, &byte_length);
14365 | DISSECTOR_ASSERT(byte_length >= 0)((void) ((byte_length >= 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 14365, "byte_length >= 0" ))));
14366 | proto_tree_set_string(PNODE_FINFO(pi)((pi)->finfo), string);
14367 |
14368 | return pi;
14369 | }
14370 |
14371 | proto_item *
14372 | proto_tree_add_ascii_7bits_item(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
14373 | const unsigned bit_offset, const int no_of_chars)
14374 | {
14375 | proto_item *pi;
14376 | header_field_info *hfinfo;
14377 | int byte_length;
14378 | unsigned byte_offset;
14379 | char *string;
14380 |
14381 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14382 |
14383 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14383 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14383, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14383, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14383, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
14384 |
14385 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_STRING)((void) (((hfinfo)->type == FT_STRING) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_STRING", "epan/proto.c" , 14385, ((hfinfo))->abbrev))));
14386 |
14387 | byte_length = (((no_of_chars + 1) * 7) + (bit_offset & 0x07)) >> 3;
14388 | byte_offset = bit_offset >> 3;
14389 |
14390 | string = tvb_get_ascii_7bits_string(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), tvb, bit_offset, no_of_chars);
14391 |
14392 | pi = proto_tree_add_pi(tree, hfinfo, tvb, byte_offset, &byte_length);
14393 | DISSECTOR_ASSERT(byte_length >= 0)((void) ((byte_length >= 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 14393, "byte_length >= 0" ))));
14394 | proto_tree_set_string(PNODE_FINFO(pi)((pi)->finfo), string);
14395 |
14396 | return pi;
14397 | }
14398 |
14399 | const value_string proto_checksum_vals[] = {
14400 | { PROTO_CHECKSUM_E_BAD, "Bad" },
14401 | { PROTO_CHECKSUM_E_GOOD, "Good" },
14402 | { PROTO_CHECKSUM_E_UNVERIFIED, "Unverified" },
14403 | { PROTO_CHECKSUM_E_NOT_PRESENT, "Not present" },
14404 | { PROTO_CHECKSUM_E_ILLEGAL, "Illegal" },
14405 |
14406 | { 0, NULL((void*)0) }
14407 | };
14408 |
14409 | #define PROTO_CHECKSUM_COMPUTED_USED(0x01|0x02|0x10) (PROTO_CHECKSUM_VERIFY0x01|PROTO_CHECKSUM_GENERATED0x02|PROTO_CHECKSUM_NOT_PRESENT0x10)
14410 |
14411 | proto_item *
14412 | proto_tree_add_checksum(proto_tree *tree, tvbuff_t *tvb, const unsigned offset,
14413 | const int hf_checksum, const int hf_checksum_status, struct expert_field* bad_checksum_expert,
14414 | packet_info *pinfo, uint32_t computed_checksum, const unsigned encoding, const unsigned flags)
14415 | {
14416 | header_field_info *hfinfo;
14417 | uint32_t checksum;
14418 | uint32_t len;
14419 | proto_item* ti = NULL((void*)0);
14420 | proto_item* ti2;
14421 | bool_Bool incorrect_checksum = true1;
14422 |
14423 | PROTO_REGISTRAR_GET_NTH(hf_checksum, hfinfo)if((hf_checksum == 0 || (unsigned)hf_checksum > gpa_hfinfo .len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14423, __func__, "Unregistered hf! index=%d" , hf_checksum); ((void) ((hf_checksum > 0 && (unsigned )hf_checksum < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 14423 , "hf_checksum > 0 && (unsigned)hf_checksum < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_checksum ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14423, "gpa_hfinfo.hfi[hf_checksum] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_checksum ];;
14424 |
14425 | switch (hfinfo->type) {
14426 | case FT_UINT8:
14427 | len = 1;
14428 | break;
14429 | case FT_UINT16:
14430 | len = 2;
14431 | break;
14432 | case FT_UINT24:
14433 | len = 3;
14434 | break;
14435 | case FT_UINT32:
14436 | len = 4;
14437 | break;
14438 | default:
14439 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32",proto_report_dissector_bug("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev)
14440 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev);
14441 | }
14442 |
14443 | if (flags & PROTO_CHECKSUM_NOT_PRESENT0x10) {
14444 | ti = proto_tree_add_uint_format_value(tree, hf_checksum, tvb, offset, len, 0, "[missing]");
14445 | proto_item_set_generated(ti);
14446 | // Backward compatible with use of -1
14447 | if (hf_checksum_status > 0) {
14448 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, len, PROTO_CHECKSUM_E_NOT_PRESENT);
14449 | proto_item_set_generated(ti2);
14450 | }
14451 | return ti;
14452 | }
14453 |
14454 | if (flags & PROTO_CHECKSUM_GENERATED0x02) {
14455 | ti = proto_tree_add_uint(tree, hf_checksum, tvb, offset, len, computed_checksum);
14456 | proto_item_set_generated(ti);
14457 | } else {
14458 | ti = proto_tree_add_item_ret_uint(tree, hf_checksum, tvb, offset, len, encoding, &checksum);
14459 | if (flags & PROTO_CHECKSUM_VERIFY0x01) {
14460 | if (flags & (PROTO_CHECKSUM_IN_CKSUM0x04|PROTO_CHECKSUM_ZERO0x08)) {
14461 | if (computed_checksum == 0) {
14462 | proto_item_append_text(ti, " [correct]");
14463 | // Backward compatible with use of -1
14464 | if (hf_checksum_status > 0) {
14465 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_GOOD);
14466 | proto_item_set_generated(ti2);
14467 | }
14468 | incorrect_checksum = false0;
14469 | } else if (flags & PROTO_CHECKSUM_IN_CKSUM0x04) {
14470 | computed_checksum = in_cksum_shouldbe(checksum, computed_checksum);
14471 | /* XXX - This can't distinguish between "shouldbe"
14472 | * 0x0000 and 0xFFFF unless we know whether there
14473 | * were any nonzero bits (other than the checksum).
14474 | * Protocols should not use this path if they might
14475 | * have an all zero packet.
14476 | * Some implementations put the wrong zero; maybe
14477 | * we should have a special expert info for that?
14478 | */
14479 | }
14480 | } else {
14481 | if (checksum == computed_checksum) {
14482 | proto_item_append_text(ti, " [correct]");
14483 | // Backward compatible with use of -1
14484 | if (hf_checksum_status > 0) {
14485 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_GOOD);
14486 | proto_item_set_generated(ti2);
14487 | }
14488 | incorrect_checksum = false0;
14489 | }
14490 | }
14491 |
14492 | if (incorrect_checksum) {
14493 | // Backward compatible with use of -1
14494 | if (hf_checksum_status > 0) {
14495 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_BAD);
14496 | proto_item_set_generated(ti2);
14497 | }
14498 | if (flags & PROTO_CHECKSUM_ZERO0x08) {
14499 | proto_item_append_text(ti, " [incorrect]");
14500 | if (bad_checksum_expert != NULL((void*)0))
14501 | expert_add_info_format(pinfo, ti, bad_checksum_expert, "%s", expert_get_summary(bad_checksum_expert));
14502 | } else {
14503 | proto_item_append_text(ti, " incorrect, should be 0x%0*x", len*2, computed_checksum);
14504 | if (bad_checksum_expert != NULL((void*)0))
14505 | expert_add_info_format(pinfo, ti, bad_checksum_expert, "%s [should be 0x%0*x]", expert_get_summary(bad_checksum_expert), len * 2, computed_checksum);
14506 | }
14507 | }
14508 | } else {
14509 | // Backward compatible with use of -1
14510 | if (hf_checksum_status > 0) {
14511 | proto_item_append_text(ti, " [unverified]");
14512 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_UNVERIFIED);
14513 | proto_item_set_generated(ti2);
14514 | }
14515 | }
14516 | }
14517 |
14518 | return ti;
14519 | }
14520 |
14521 | proto_item *
14522 | proto_tree_add_checksum_bytes(proto_tree *tree, tvbuff_t *tvb, const unsigned offset,
14523 | const int hf_checksum, const int hf_checksum_status, struct expert_field* bad_checksum_expert,
14524 | packet_info *pinfo, const uint8_t *computed_checksum, size_t checksum_len, const unsigned flags)
14525 | {
14526 | header_field_info *hfinfo;
14527 | uint8_t *checksum = NULL((void*)0);
14528 | proto_item* ti = NULL((void*)0);
14529 | proto_item* ti2;
14530 | bool_Bool incorrect_checksum = true1;
14531 |
14532 | PROTO_REGISTRAR_GET_NTH(hf_checksum, hfinfo)if((hf_checksum == 0 || (unsigned)hf_checksum > gpa_hfinfo .len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14532, __func__, "Unregistered hf! index=%d" , hf_checksum); ((void) ((hf_checksum > 0 && (unsigned )hf_checksum < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 14532 , "hf_checksum > 0 && (unsigned)hf_checksum < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_checksum ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14532, "gpa_hfinfo.hfi[hf_checksum] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_checksum ];;
14533 |
14534 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_BYTES)((void) (((hfinfo)->type == FT_BYTES) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_BYTES", "epan/proto.c", 14534, ((hfinfo))->abbrev))));
14535 |
14536 | /* Make sure a NULL computed_checksum isn't dereferenced.
14537 | * If checksum_len is 0 it probably won't crash, but in the VERIFY
14538 | * case memcmp(NULL, checksum, 0) is UB until C2y, and in the other
14539 | * cases the behavior is unexpected and still a programmer error;
14540 | * proto_tree_add_bytes retrieves it from the tvb, thus neither
14541 | * _NOT_PRESENT nor _GENERATED is correct.
14542 | */
14543 | DISSECTOR_ASSERT(computed_checksum || ((flags & PROTO_CHECKSUM_COMPUTED_USED) == PROTO_CHECKSUM_NO_FLAGS))((void) ((computed_checksum || ((flags & (0x01|0x02|0x10) ) == 0x00)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 14543, "computed_checksum || ((flags & (0x01|0x02|0x10)) == 0x00)" ))));
14544 |
14545 | if (flags & PROTO_CHECKSUM_NOT_PRESENT0x10) {
14546 | ti = proto_tree_add_bytes_format_value(tree, hf_checksum, tvb, offset, (int)checksum_len, 0, "[missing]");
14547 | proto_item_set_generated(ti);
14548 | // Backward compatible with use of -1
14549 | if (hf_checksum_status > 0) {
14550 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, (int)checksum_len, PROTO_CHECKSUM_E_NOT_PRESENT);
14551 | proto_item_set_generated(ti2);
14552 | }
14553 | return ti;
14554 | }
14555 |
14556 | if (flags & PROTO_CHECKSUM_GENERATED0x02) {
14557 | ti = proto_tree_add_bytes(tree, hf_checksum, tvb, offset, (int)checksum_len, computed_checksum);
14558 | proto_item_set_generated(ti);
14559 | return ti;
14560 | }
14561 |
14562 | checksum = tvb_memdup(pinfo->pool, tvb, offset, checksum_len);
14563 | ti = proto_tree_add_bytes(tree, hf_checksum, tvb, offset, (int)checksum_len, checksum);
14564 | if (flags & PROTO_CHECKSUM_VERIFY0x01) {
14565 | if (flags & (PROTO_CHECKSUM_IN_CKSUM0x04|PROTO_CHECKSUM_ZERO0x08)) {
14566 | bool_Bool non_zero_flag = false0;
14567 | for (size_t index = 0; index < checksum_len; index++) {
14568 | if (computed_checksum[index]) {
14569 | non_zero_flag = true1;
14570 | break;
14571 | }
14572 | }
14573 | if (!non_zero_flag) {
14574 | proto_item_append_text(ti, " [correct]");
14575 | // Backward compatible with use of -1
14576 | if (hf_checksum_status > 0) {
14577 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_GOOD);
14578 | proto_item_set_generated(ti2);
14579 | }
14580 | incorrect_checksum = false0;
14581 | }
14582 | } else {
14583 | if (memcmp(computed_checksum, checksum, checksum_len) == 0) {
14584 | proto_item_append_text(ti, " [correct]");
14585 | // Backward compatible with use of -1
14586 | if (hf_checksum_status > 0) {
14587 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_GOOD);
14588 | proto_item_set_generated(ti2);
14589 | }
14590 | incorrect_checksum = false0;
14591 | }
14592 | }
14593 |
14594 | if (incorrect_checksum) {
14595 | // Backward compatible with use of -1
14596 | if (hf_checksum_status > 0) {
14597 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_BAD);
14598 | proto_item_set_generated(ti2);
14599 | }
14600 | if (flags & PROTO_CHECKSUM_ZERO0x08) {
14601 | proto_item_append_text(ti, " [incorrect]");
14602 | if (bad_checksum_expert != NULL((void*)0))
14603 | expert_add_info_format(pinfo, ti, bad_checksum_expert, "%s", expert_get_summary(bad_checksum_expert));
14604 | } else {
14605 | char *computed_checksum_str = bytes_to_str_maxlen(pinfo->pool, computed_checksum, checksum_len, 0);
14606 | proto_item_append_text(ti, " incorrect, should be 0x%s", computed_checksum_str);
14607 | if (bad_checksum_expert != NULL((void*)0))
14608 | expert_add_info_format(pinfo, ti, bad_checksum_expert, "%s [should be 0x%s]", expert_get_summary(bad_checksum_expert), computed_checksum_str);
14609 | }
14610 | }
14611 | } else {
14612 | // Backward compatible with use of -1
14613 | if (hf_checksum_status > 0) {
14614 | proto_item_append_text(ti, " [unverified]");
14615 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_UNVERIFIED);
14616 | proto_item_set_generated(ti2);
14617 | }
14618 | }
14619 |
14620 | return ti;
14621 | }
14622 |
14623 | unsigned char
14624 | proto_check_field_name(const char *field_name)
14625 | {
14626 | return module_check_valid_name(field_name, false0);
14627 | }
14628 |
14629 | unsigned char
14630 | proto_check_field_name_lower(const char *field_name)
14631 | {
14632 | return module_check_valid_name(field_name, true1);
14633 | }
14634 |
14635 | bool_Bool
14636 | tree_expanded(int tree_type)
14637 | {
14638 | if (tree_type <= 0) {
14639 | return false0;
14640 | }
14641 | ws_assert(tree_type >= 0 && tree_type < num_tree_types)do { if ((1) && !(tree_type >= 0 && tree_type < num_tree_types)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 14641, __func__, "assertion failed: %s", "tree_type >= 0 && tree_type < num_tree_types" ); } while (0);
14642 | return tree_is_expanded[tree_type >> 5] & (1U << (tree_type & 31));
14643 | }
14644 |
14645 | void
14646 | tree_expanded_set(int tree_type, bool_Bool value)
14647 | {
14648 | ws_assert(tree_type >= 0 && tree_type < num_tree_types)do { if ((1) && !(tree_type >= 0 && tree_type < num_tree_types)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 14648, __func__, "assertion failed: %s", "tree_type >= 0 && tree_type < num_tree_types" ); } while (0);
14649 |
14650 | if (value)
14651 | tree_is_expanded[tree_type >> 5] |= (1U << (tree_type & 31));
14652 | else
14653 | tree_is_expanded[tree_type >> 5] &= ~(1U << (tree_type & 31));
14654 | }
14655 |
14656 | /*
14657 | * Editor modelines - https://www.wireshark.org/tools/modelines.html
14658 | *
14659 | * Local variables:
14660 | * c-basic-offset: 8
14661 | * tab-width: 8
14662 | * indent-tabs-mode: t
14663 | * End:
14664 | *
14665 | * vi: set shiftwidth=8 tabstop=8 noexpandtab:
14666 | * :indentSize=8:tabSize=8:noTabs=false:
14667 | */