### Bug Summary

File: | epan/dissectors/packet-tls-utils.c
Warning: | line 4881, column 17 Potential leak of memory pointed to by 'handshake_hashed_data.data'

### 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 packet-tls-utils.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-21/lib/clang/21 -isystem /usr/include/glib-2.0 -isystem /usr/lib/x86_64-linux-gnu/glib-2.0/include -isystem /builds/wireshark/wireshark/epan/dissectors -isystem /builds/wireshark/wireshark/build/epan/dissectors -isystem /usr/include/mit-krb5 -isystem /usr/include/libxml2 -isystem /builds/wireshark/wireshark/epan -D G_DISABLE_DEPRECATED -D G_DISABLE_SINGLE_INCLUDES -D WS_BUILD_DLL -D WS_DEBUG -D WS_DEBUG_UTF_8 -I /builds/wireshark/wireshark/build -I /builds/wireshark/wireshark -I /builds/wireshark/wireshark/include -D _GLIBCXX_ASSERTIONS -internal-isystem /usr/lib/llvm-21/lib/clang/21/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../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-truncation -Wno-format-nonliteral -Wno-pointer-sign -std=gnu11 -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 -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /builds/wireshark/wireshark/sbout/2025-10-16-100331-3624-1 -x c /builds/wireshark/wireshark/epan/dissectors/packet-tls-utils.c

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1 | /* packet-tls-utils.c
2 | * ssl manipulation functions
3 | * By Paolo Abeni <paolo.abeni@email.com>
4 | *
5 | * Copyright (c) 2013, Hauke Mehrtens <hauke@hauke-m.de>
6 | * Copyright (c) 2014, Peter Wu <peter@lekensteyn.nl>
7 | *
8 | * Wireshark - Network traffic analyzer
9 | * By Gerald Combs <gerald@wireshark.org>
10 | * Copyright 1998 Gerald Combs
11 | *
12 | * SPDX-License-Identifier: GPL-2.0-or-later
13 | */
14 |
15 | #include "config.h"
16 |
17 | #include <stdlib.h>
18 | #include <errno(*__errno_location ()).h>
19 |
20 | #include <epan/packet.h>
21 | #include <epan/strutil.h>
22 | #include <epan/addr_resolv.h>
23 | #include <epan/expert.h>
24 | #include <epan/asn1.h>
25 | #include <epan/proto_data.h>
26 | #include <epan/oids.h>
27 | #include <epan/secrets.h>
28 |
29 | #include <wsutil/inet_cidr.h>
30 | #include <wsutil/filesystem.h>
31 | #include <wsutil/file_util.h>
32 | #include <wsutil/str_util.h>
33 | #include <wsutil/report_message.h>
34 | #include <wsutil/pint.h>
35 | #include <wsutil/strtoi.h>
36 | #include <wsutil/wsgcrypt.h>
37 | #include <wsutil/rsa.h>
38 | #include <wsutil/ws_assert.h>
39 | #include <wsutil/zlib_compat.h>
40 | #include "packet-ber.h"
41 | #include "packet-x509af.h"
42 | #include "packet-x509if.h"
43 | #include "packet-tls-utils.h"
44 | #include "packet-ocsp.h"
45 | #include "packet-tls.h"
46 | #include "packet-dtls.h"
47 | #include "packet-quic.h"
48 | #if defined(HAVE_LIBGNUTLS1)
49 | #include <gnutls/abstract.h>
50 | #endif
51 |
52 | /* JA3/JA3S calculations must ignore GREASE values
53 | * as described in RFC 8701.
54 | */
55 | #define IS_GREASE_TLS(x)((((x) & 0x0f0f) == 0x0a0a) && (((x) & 0xff) == (((x)>>8) & 0xff))) ((((x) & 0x0f0f) == 0x0a0a) && \
56 | (((x) & 0xff) == (((x)>>8) & 0xff)))
57 |
58 | /* Section 22.3 of RFC 9000 (QUIC) reserves values of this
59 | * form for a similar purpose as GREASE.
60 | */
61 | #define IS_GREASE_QUIC(x)((x) > 27 ? ((((x) - 27) % 31) == 0) : 0) ((x) > 27 ? ((((x) - 27) % 31) == 0) : 0)
62 |
63 | #define DTLS13_MAX_EPOCH10 10
64 |
65 | /* Lookup tables {{{ */
66 | const value_string ssl_version_short_names[] = {
67 | { SSLV2_VERSION0x0002, "SSLv2" },
68 | { SSLV3_VERSION0x300, "SSLv3" },
69 | { TLSV1_VERSION0x301, "TLSv1" },
70 | { TLCPV1_VERSION0x101, "TLCP" },
71 | { TLSV1DOT1_VERSION0x302, "TLSv1.1" },
72 | { TLSV1DOT2_VERSION0x303, "TLSv1.2" },
73 | { TLSV1DOT3_VERSION0x304, "TLSv1.3" },
74 | { DTLSV1DOT0_VERSION0xfeff, "DTLSv1.0" },
75 | { DTLSV1DOT2_VERSION0xfefd, "DTLSv1.2" },
76 | { DTLSV1DOT3_VERSION0xfefc, "DTLSv1.3" },
77 | { DTLSV1DOT0_OPENSSL_VERSION0x100, "DTLS 1.0 (OpenSSL pre 0.9.8f)" },
78 | { 0x00, NULL((void*)0) }
79 | };
80 |
81 | const value_string ssl_versions[] = {
82 | { SSLV2_VERSION0x0002, "SSL 2.0" },
83 | { SSLV3_VERSION0x300, "SSL 3.0" },
84 | { TLSV1_VERSION0x301, "TLS 1.0" },
85 | { TLCPV1_VERSION0x101, "TLCP" },
86 | { TLSV1DOT1_VERSION0x302, "TLS 1.1" },
87 | { TLSV1DOT2_VERSION0x303, "TLS 1.2" },
88 | { TLSV1DOT3_VERSION0x304, "TLS 1.3" },
89 | { 0x7F0E, "TLS 1.3 (draft 14)" },
90 | { 0x7F0F, "TLS 1.3 (draft 15)" },
91 | { 0x7F10, "TLS 1.3 (draft 16)" },
92 | { 0x7F11, "TLS 1.3 (draft 17)" },
93 | { 0x7F12, "TLS 1.3 (draft 18)" },
94 | { 0x7F13, "TLS 1.3 (draft 19)" },
95 | { 0x7F14, "TLS 1.3 (draft 20)" },
96 | { 0x7F15, "TLS 1.3 (draft 21)" },
97 | { 0x7F16, "TLS 1.3 (draft 22)" },
98 | { 0x7F17, "TLS 1.3 (draft 23)" },
99 | { 0x7F18, "TLS 1.3 (draft 24)" },
100 | { 0x7F19, "TLS 1.3 (draft 25)" },
101 | { 0x7F1A, "TLS 1.3 (draft 26)" },
102 | { 0x7F1B, "TLS 1.3 (draft 27)" },
103 | { 0x7F1C, "TLS 1.3 (draft 28)" },
104 | { 0xFB17, "TLS 1.3 (Facebook draft 23)" },
105 | { 0xFB1A, "TLS 1.3 (Facebook draft 26)" },
106 | { DTLSV1DOT0_OPENSSL_VERSION0x100, "DTLS 1.0 (OpenSSL pre 0.9.8f)" },
107 | { DTLSV1DOT0_VERSION0xfeff, "DTLS 1.0" },
108 | { DTLSV1DOT2_VERSION0xfefd, "DTLS 1.2" },
109 | { DTLSV1DOT3_VERSION0xfefc, "DTLS 1.3" },
110 | { 0x0A0A, "Reserved (GREASE)" }, /* RFC 8701 */
111 | { 0x1A1A, "Reserved (GREASE)" }, /* RFC 8701 */
112 | { 0x2A2A, "Reserved (GREASE)" }, /* RFC 8701 */
113 | { 0x3A3A, "Reserved (GREASE)" }, /* RFC 8701 */
114 | { 0x4A4A, "Reserved (GREASE)" }, /* RFC 8701 */
115 | { 0x5A5A, "Reserved (GREASE)" }, /* RFC 8701 */
116 | { 0x6A6A, "Reserved (GREASE)" }, /* RFC 8701 */
117 | { 0x7A7A, "Reserved (GREASE)" }, /* RFC 8701 */
118 | { 0x8A8A, "Reserved (GREASE)" }, /* RFC 8701 */
119 | { 0x9A9A, "Reserved (GREASE)" }, /* RFC 8701 */
120 | { 0xAAAA, "Reserved (GREASE)" }, /* RFC 8701 */
121 | { 0xBABA, "Reserved (GREASE)" }, /* RFC 8701 */
122 | { 0xCACA, "Reserved (GREASE)" }, /* RFC 8701 */
123 | { 0xDADA, "Reserved (GREASE)" }, /* RFC 8701 */
124 | { 0xEAEA, "Reserved (GREASE)" }, /* RFC 8701 */
125 | { 0xFAFA, "Reserved (GREASE)" }, /* RFC 8701 */
126 | { 0x00, NULL((void*)0) }
127 | };
128 |
129 | static const value_string ssl_version_ja4_names[] = {
130 | { 0x0100, "s1" },
131 | { SSLV2_VERSION0x0002, "s2" },
132 | { SSLV3_VERSION0x300, "s3" },
133 | { TLSV1_VERSION0x301, "10" },
134 | { TLSV1DOT1_VERSION0x302, "11" },
135 | { TLSV1DOT2_VERSION0x303, "12" },
136 | { TLSV1DOT3_VERSION0x304, "13" },
137 | { DTLSV1DOT0_VERSION0xfeff, "d1" },
138 | { DTLSV1DOT2_VERSION0xfefd, "d2" },
139 | { DTLSV1DOT3_VERSION0xfefc, "d3" },
140 | { 0x00, NULL((void*)0) }
141 | };
142 |
143 | const value_string ssl_20_msg_types[] = {
144 | { SSL2_HND_ERROR0x00, "Error" },
145 | { SSL2_HND_CLIENT_HELLO0x01, "Client Hello" },
146 | { SSL2_HND_CLIENT_MASTER_KEY0x02, "Client Master Key" },
147 | { SSL2_HND_CLIENT_FINISHED0x03, "Client Finished" },
148 | { SSL2_HND_SERVER_HELLO0x04, "Server Hello" },
149 | { SSL2_HND_SERVER_VERIFY0x05, "Server Verify" },
150 | { SSL2_HND_SERVER_FINISHED0x06, "Server Finished" },
151 | { SSL2_HND_REQUEST_CERTIFICATE0x07, "Request Certificate" },
152 | { SSL2_HND_CLIENT_CERTIFICATE0x08, "Client Certificate" },
153 | { 0x00, NULL((void*)0) }
154 | };
155 | /* http://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml */
156 | /* Note: sorted by ascending value so value_string-ext can do a binary search */
157 | static const value_string ssl_20_cipher_suites[] = {
158 | { 0x000000, "TLS_NULL_WITH_NULL_NULL" },
159 | { 0x000001, "TLS_RSA_WITH_NULL_MD5" },
160 | { 0x000002, "TLS_RSA_WITH_NULL_SHA" },
161 | { 0x000003, "TLS_RSA_EXPORT_WITH_RC4_40_MD5" },
162 | { 0x000004, "TLS_RSA_WITH_RC4_128_MD5" },
163 | { 0x000005, "TLS_RSA_WITH_RC4_128_SHA" },
164 | { 0x000006, "TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5" },
165 | { 0x000007, "TLS_RSA_WITH_IDEA_CBC_SHA" },
166 | { 0x000008, "TLS_RSA_EXPORT_WITH_DES40_CBC_SHA" },
167 | { 0x000009, "TLS_RSA_WITH_DES_CBC_SHA" },
168 | { 0x00000a, "TLS_RSA_WITH_3DES_EDE_CBC_SHA" },
169 | { 0x00000b, "TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA" },
170 | { 0x00000c, "TLS_DH_DSS_WITH_DES_CBC_SHA" },
171 | { 0x00000d, "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA" },
172 | { 0x00000e, "TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA" },
173 | { 0x00000f, "TLS_DH_RSA_WITH_DES_CBC_SHA" },
174 | { 0x000010, "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA" },
175 | { 0x000011, "TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA" },
176 | { 0x000012, "TLS_DHE_DSS_WITH_DES_CBC_SHA" },
177 | { 0x000013, "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA" },
178 | { 0x000014, "TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA" },
179 | { 0x000015, "TLS_DHE_RSA_WITH_DES_CBC_SHA" },
180 | { 0x000016, "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA" },
181 | { 0x000017, "TLS_DH_anon_EXPORT_WITH_RC4_40_MD5" },
182 | { 0x000018, "TLS_DH_anon_WITH_RC4_128_MD5" },
183 | { 0x000019, "TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA" },
184 | { 0x00001a, "TLS_DH_anon_WITH_DES_CBC_SHA" },
185 | { 0x00001b, "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA" },
186 | { 0x00001c, "SSL_FORTEZZA_KEA_WITH_NULL_SHA" },
187 | { 0x00001d, "SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA" },
188 | #if 0
189 | { 0x00001e, "SSL_FORTEZZA_KEA_WITH_RC4_128_SHA" },
190 | #endif
191 | /* RFC 2712 */
192 | { 0x00001E, "TLS_KRB5_WITH_DES_CBC_SHA" },
193 | { 0x00001F, "TLS_KRB5_WITH_3DES_EDE_CBC_SHA" },
194 | { 0x000020, "TLS_KRB5_WITH_RC4_128_SHA" },
195 | { 0x000021, "TLS_KRB5_WITH_IDEA_CBC_SHA" },
196 | { 0x000022, "TLS_KRB5_WITH_DES_CBC_MD5" },
197 | { 0x000023, "TLS_KRB5_WITH_3DES_EDE_CBC_MD5" },
198 | { 0x000024, "TLS_KRB5_WITH_RC4_128_MD5" },
199 | { 0x000025, "TLS_KRB5_WITH_IDEA_CBC_MD5" },
200 | { 0x000026, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA" },
201 | { 0x000027, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA" },
202 | { 0x000028, "TLS_KRB5_EXPORT_WITH_RC4_40_SHA" },
203 | { 0x000029, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5" },
204 | { 0x00002A, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5" },
205 | { 0x00002B, "TLS_KRB5_EXPORT_WITH_RC4_40_MD5" },
206 | /* RFC 4785 */
207 | { 0x00002C, "TLS_PSK_WITH_NULL_SHA" },
208 | { 0x00002D, "TLS_DHE_PSK_WITH_NULL_SHA" },
209 | { 0x00002E, "TLS_RSA_PSK_WITH_NULL_SHA" },
210 | /* RFC 5246 */
211 | { 0x00002f, "TLS_RSA_WITH_AES_128_CBC_SHA" },
212 | { 0x000030, "TLS_DH_DSS_WITH_AES_128_CBC_SHA" },
213 | { 0x000031, "TLS_DH_RSA_WITH_AES_128_CBC_SHA" },
214 | { 0x000032, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA" },
215 | { 0x000033, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA" },
216 | { 0x000034, "TLS_DH_anon_WITH_AES_128_CBC_SHA" },
217 | { 0x000035, "TLS_RSA_WITH_AES_256_CBC_SHA" },
218 | { 0x000036, "TLS_DH_DSS_WITH_AES_256_CBC_SHA" },
219 | { 0x000037, "TLS_DH_RSA_WITH_AES_256_CBC_SHA" },
220 | { 0x000038, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA" },
221 | { 0x000039, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA" },
222 | { 0x00003A, "TLS_DH_anon_WITH_AES_256_CBC_SHA" },
223 | { 0x00003B, "TLS_RSA_WITH_NULL_SHA256" },
224 | { 0x00003C, "TLS_RSA_WITH_AES_128_CBC_SHA256" },
225 | { 0x00003D, "TLS_RSA_WITH_AES_256_CBC_SHA256" },
226 | { 0x00003E, "TLS_DH_DSS_WITH_AES_128_CBC_SHA256" },
227 | { 0x00003F, "TLS_DH_RSA_WITH_AES_128_CBC_SHA256" },
228 | { 0x000040, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256" },
229 | { 0x000041, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA" },
230 | { 0x000042, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA" },
231 | { 0x000043, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA" },
232 | { 0x000044, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA" },
233 | { 0x000045, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA" },
234 | { 0x000046, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA" },
235 | { 0x000047, "TLS_ECDH_ECDSA_WITH_NULL_SHA" },
236 | { 0x000048, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA" },
237 | { 0x000049, "TLS_ECDH_ECDSA_WITH_DES_CBC_SHA" },
238 | { 0x00004A, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA" },
239 | { 0x00004B, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA" },
240 | { 0x00004C, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA" },
241 | { 0x000060, "TLS_RSA_EXPORT1024_WITH_RC4_56_MD5" },
242 | { 0x000061, "TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5" },
243 | { 0x000062, "TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA" },
244 | { 0x000063, "TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA" },
245 | { 0x000064, "TLS_RSA_EXPORT1024_WITH_RC4_56_SHA" },
246 | { 0x000065, "TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA" },
247 | { 0x000066, "TLS_DHE_DSS_WITH_RC4_128_SHA" },
248 | { 0x000067, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256" },
249 | { 0x000068, "TLS_DH_DSS_WITH_AES_256_CBC_SHA256" },
250 | { 0x000069, "TLS_DH_RSA_WITH_AES_256_CBC_SHA256" },
251 | { 0x00006A, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256" },
252 | { 0x00006B, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256" },
253 | { 0x00006C, "TLS_DH_anon_WITH_AES_128_CBC_SHA256" },
254 | { 0x00006D, "TLS_DH_anon_WITH_AES_256_CBC_SHA256" },
255 | /* 0x00,0x6E-83 Unassigned */
256 | { 0x000084, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA" },
257 | { 0x000085, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA" },
258 | { 0x000086, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA" },
259 | { 0x000087, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA" },
260 | { 0x000088, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA" },
261 | { 0x000089, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA" },
262 | /* RFC 4279 */
263 | { 0x00008A, "TLS_PSK_WITH_RC4_128_SHA" },
264 | { 0x00008B, "TLS_PSK_WITH_3DES_EDE_CBC_SHA" },
265 | { 0x00008C, "TLS_PSK_WITH_AES_128_CBC_SHA" },
266 | { 0x00008D, "TLS_PSK_WITH_AES_256_CBC_SHA" },
267 | { 0x00008E, "TLS_DHE_PSK_WITH_RC4_128_SHA" },
268 | { 0x00008F, "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA" },
269 | { 0x000090, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA" },
270 | { 0x000091, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA" },
271 | { 0x000092, "TLS_RSA_PSK_WITH_RC4_128_SHA" },
272 | { 0x000093, "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA" },
273 | { 0x000094, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA" },
274 | { 0x000095, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA" },
275 | /* RFC 4162 */
276 | { 0x000096, "TLS_RSA_WITH_SEED_CBC_SHA" },
277 | { 0x000097, "TLS_DH_DSS_WITH_SEED_CBC_SHA" },
278 | { 0x000098, "TLS_DH_RSA_WITH_SEED_CBC_SHA" },
279 | { 0x000099, "TLS_DHE_DSS_WITH_SEED_CBC_SHA" },
280 | { 0x00009A, "TLS_DHE_RSA_WITH_SEED_CBC_SHA" },
281 | { 0x00009B, "TLS_DH_anon_WITH_SEED_CBC_SHA" },
282 | /* RFC 5288 */
283 | { 0x00009C, "TLS_RSA_WITH_AES_128_GCM_SHA256" },
284 | { 0x00009D, "TLS_RSA_WITH_AES_256_GCM_SHA384" },
285 | { 0x00009E, "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256" },
286 | { 0x00009F, "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384" },
287 | { 0x0000A0, "TLS_DH_RSA_WITH_AES_128_GCM_SHA256" },
288 | { 0x0000A1, "TLS_DH_RSA_WITH_AES_256_GCM_SHA384" },
289 | { 0x0000A2, "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256" },
290 | { 0x0000A3, "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384" },
291 | { 0x0000A4, "TLS_DH_DSS_WITH_AES_128_GCM_SHA256" },
292 | { 0x0000A5, "TLS_DH_DSS_WITH_AES_256_GCM_SHA384" },
293 | { 0x0000A6, "TLS_DH_anon_WITH_AES_128_GCM_SHA256" },
294 | { 0x0000A7, "TLS_DH_anon_WITH_AES_256_GCM_SHA384" },
295 | /* RFC 5487 */
296 | { 0x0000A8, "TLS_PSK_WITH_AES_128_GCM_SHA256" },
297 | { 0x0000A9, "TLS_PSK_WITH_AES_256_GCM_SHA384" },
298 | { 0x0000AA, "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256" },
299 | { 0x0000AB, "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384" },
300 | { 0x0000AC, "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256" },
301 | { 0x0000AD, "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384" },
302 | { 0x0000AE, "TLS_PSK_WITH_AES_128_CBC_SHA256" },
303 | { 0x0000AF, "TLS_PSK_WITH_AES_256_CBC_SHA384" },
304 | { 0x0000B0, "TLS_PSK_WITH_NULL_SHA256" },
305 | { 0x0000B1, "TLS_PSK_WITH_NULL_SHA384" },
306 | { 0x0000B2, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256" },
307 | { 0x0000B3, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384" },
308 | { 0x0000B4, "TLS_DHE_PSK_WITH_NULL_SHA256" },
309 | { 0x0000B5, "TLS_DHE_PSK_WITH_NULL_SHA384" },
310 | { 0x0000B6, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256" },
311 | { 0x0000B7, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384" },
312 | { 0x0000B8, "TLS_RSA_PSK_WITH_NULL_SHA256" },
313 | { 0x0000B9, "TLS_RSA_PSK_WITH_NULL_SHA384" },
314 | /* From RFC 5932 */
315 | { 0x0000BA, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
316 | { 0x0000BB, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
317 | { 0x0000BC, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
318 | { 0x0000BD, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
319 | { 0x0000BE, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
320 | { 0x0000BF, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256" },
321 | { 0x0000C0, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
322 | { 0x0000C1, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
323 | { 0x0000C2, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
324 | { 0x0000C3, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
325 | { 0x0000C4, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
326 | { 0x0000C5, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256" },
327 | /* 0x00,0xC6-FE Unassigned */
328 | { 0x0000FF, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV" },
329 | /* 0x01-BF,* Unassigned */
330 | /* From RFC 4492 */
331 | { 0x00c001, "TLS_ECDH_ECDSA_WITH_NULL_SHA" },
332 | { 0x00c002, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA" },
333 | { 0x00c003, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA" },
334 | { 0x00c004, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA" },
335 | { 0x00c005, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA" },
336 | { 0x00c006, "TLS_ECDHE_ECDSA_WITH_NULL_SHA" },
337 | { 0x00c007, "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA" },
338 | { 0x00c008, "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA" },
339 | { 0x00c009, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA" },
340 | { 0x00c00a, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA" },
341 | { 0x00c00b, "TLS_ECDH_RSA_WITH_NULL_SHA" },
342 | { 0x00c00c, "TLS_ECDH_RSA_WITH_RC4_128_SHA" },
343 | { 0x00c00d, "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA" },
344 | { 0x00c00e, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA" },
345 | { 0x00c00f, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA" },
346 | { 0x00c010, "TLS_ECDHE_RSA_WITH_NULL_SHA" },
347 | { 0x00c011, "TLS_ECDHE_RSA_WITH_RC4_128_SHA" },
348 | { 0x00c012, "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA" },
349 | { 0x00c013, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA" },
350 | { 0x00c014, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA" },
351 | { 0x00c015, "TLS_ECDH_anon_WITH_NULL_SHA" },
352 | { 0x00c016, "TLS_ECDH_anon_WITH_RC4_128_SHA" },
353 | { 0x00c017, "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA" },
354 | { 0x00c018, "TLS_ECDH_anon_WITH_AES_128_CBC_SHA" },
355 | { 0x00c019, "TLS_ECDH_anon_WITH_AES_256_CBC_SHA" },
356 | /* RFC 5054 */
357 | { 0x00C01A, "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA" },
358 | { 0x00C01B, "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA" },
359 | { 0x00C01C, "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA" },
360 | { 0x00C01D, "TLS_SRP_SHA_WITH_AES_128_CBC_SHA" },
361 | { 0x00C01E, "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA" },
362 | { 0x00C01F, "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA" },
363 | { 0x00C020, "TLS_SRP_SHA_WITH_AES_256_CBC_SHA" },
364 | { 0x00C021, "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA" },
365 | { 0x00C022, "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA" },
366 | /* RFC 5589 */
367 | { 0x00C023, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256" },
368 | { 0x00C024, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384" },
369 | { 0x00C025, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256" },
370 | { 0x00C026, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384" },
371 | { 0x00C027, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256" },
372 | { 0x00C028, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384" },
373 | { 0x00C029, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256" },
374 | { 0x00C02A, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384" },
375 | { 0x00C02B, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256" },
376 | { 0x00C02C, "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384" },
377 | { 0x00C02D, "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256" },
378 | { 0x00C02E, "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384" },
379 | { 0x00C02F, "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256" },
380 | { 0x00C030, "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384" },
381 | { 0x00C031, "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256" },
382 | { 0x00C032, "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384" },
383 | /* RFC 5489 */
384 | { 0x00C033, "TLS_ECDHE_PSK_WITH_RC4_128_SHA" },
385 | { 0x00C034, "TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA" },
386 | { 0x00C035, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA" },
387 | { 0x00C036, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA" },
388 | { 0x00C037, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256" },
389 | { 0x00C038, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384" },
390 | { 0x00C039, "TLS_ECDHE_PSK_WITH_NULL_SHA" },
391 | { 0x00C03A, "TLS_ECDHE_PSK_WITH_NULL_SHA256" },
392 | { 0x00C03B, "TLS_ECDHE_PSK_WITH_NULL_SHA384" },
393 | /* 0xC0,0x3C-FF Unassigned
394 | 0xC1-FD,* Unassigned
395 | 0xFE,0x00-FD Unassigned
396 | 0xFE,0xFE-FF Reserved to avoid conflicts with widely deployed implementations [Pasi_Eronen]
397 | 0xFF,0x00-FF Reserved for Private Use [RFC5246]
398 | */
399 |
400 | /* old numbers used in the beginning
401 | * https://tools.ietf.org/html/draft-agl-tls-chacha20poly1305 */
402 | { 0x00CC13, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
403 | { 0x00CC14, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
404 | { 0x00CC15, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
405 |
406 | /* https://tools.ietf.org/html/rfc7905 */
407 | { 0x00CCA8, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
408 | { 0x00CCA9, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
409 | { 0x00CCAA, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
410 | { 0x00CCAB, "TLS_PSK_WITH_CHACHA20_POLY1305_SHA256" },
411 | { 0x00CCAC, "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
412 | { 0x00CCAD, "TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
413 | { 0x00CCAE, "TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256" },
414 |
415 | /* GM/T 0024-2014 */
416 | { 0x00e001, "ECDHE_SM1_SM3"},
417 | { 0x00e003, "ECC_SM1_SM3"},
418 | { 0x00e005, "IBSDH_SM1_SM3"},
419 | { 0x00e007, "IBC_SM1_SM3"},
420 | { 0x00e009, "RSA_SM1_SM3"},
421 | { 0x00e00a, "RSA_SM1_SHA1"},
422 | { 0x00e011, "ECDHE_SM4_CBC_SM3"},
423 | { 0x00e013, "ECC_SM4_CBC_SM3"},
424 | { 0x00e015, "IBSDH_SM4_CBC_SM3"},
425 | { 0x00e017, "IBC_SM4_CBC_SM3"},
426 | { 0x00e019, "RSA_SM4_CBC_SM3"},
427 | { 0x00e01a, "RSA_SM4_CBC_SHA1"},
428 | { 0x00e01c, "RSA_SM4_CBC_SHA256"},
429 | { 0x00e051, "ECDHE_SM4_GCM_SM3"},
430 | { 0x00e053, "ECC_SM4_GCM_SM3"},
431 | { 0x00e055, "IBSDH_SM4_GCM_SM3"},
432 | { 0x00e057, "IBC_SM4_GCM_SM3"},
433 | { 0x00e059, "RSA_SM4_GCM_SM3"},
434 | { 0x00e05a, "RSA_SM4_GCM_SHA256"},
435 |
436 | /* https://tools.ietf.org/html/draft-josefsson-salsa20-tls */
437 | { 0x00E410, "TLS_RSA_WITH_ESTREAM_SALSA20_SHA1" },
438 | { 0x00E411, "TLS_RSA_WITH_SALSA20_SHA1" },
439 | { 0x00E412, "TLS_ECDHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
440 | { 0x00E413, "TLS_ECDHE_RSA_WITH_SALSA20_SHA1" },
441 | { 0x00E414, "TLS_ECDHE_ECDSA_WITH_ESTREAM_SALSA20_SHA1" },
442 | { 0x00E415, "TLS_ECDHE_ECDSA_WITH_SALSA20_SHA1" },
443 | { 0x00E416, "TLS_PSK_WITH_ESTREAM_SALSA20_SHA1" },
444 | { 0x00E417, "TLS_PSK_WITH_SALSA20_SHA1" },
445 | { 0x00E418, "TLS_ECDHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
446 | { 0x00E419, "TLS_ECDHE_PSK_WITH_SALSA20_SHA1" },
447 | { 0x00E41A, "TLS_RSA_PSK_WITH_ESTREAM_SALSA20_SHA1" },
448 | { 0x00E41B, "TLS_RSA_PSK_WITH_SALSA20_SHA1" },
449 | { 0x00E41C, "TLS_DHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
450 | { 0x00E41D, "TLS_DHE_PSK_WITH_SALSA20_SHA1" },
451 | { 0x00E41E, "TLS_DHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
452 | { 0x00E41F, "TLS_DHE_RSA_WITH_SALSA20_SHA1" },
453 |
454 | /* these from http://www.mozilla.org/projects/
455 | security/pki/nss/ssl/fips-ssl-ciphersuites.html */
456 | { 0x00fefe, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
457 | { 0x00feff, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
458 | { 0x00ffe0, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
459 | { 0x00ffe1, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
460 | /* note that ciphersuites of {0x00????} are TLS cipher suites in
461 | * a sslv2 client hello message; the ???? above is the two-byte
462 | * tls cipher suite id
463 | */
464 |
465 | { 0x010080, "SSL2_RC4_128_WITH_MD5" },
466 | { 0x020080, "SSL2_RC4_128_EXPORT40_WITH_MD5" },
467 | { 0x030080, "SSL2_RC2_128_CBC_WITH_MD5" },
468 | { 0x040080, "SSL2_RC2_128_CBC_EXPORT40_WITH_MD5" },
469 | { 0x050080, "SSL2_IDEA_128_CBC_WITH_MD5" },
470 | { 0x060040, "SSL2_DES_64_CBC_WITH_MD5" },
471 | { 0x0700c0, "SSL2_DES_192_EDE3_CBC_WITH_MD5" },
472 | { 0x080080, "SSL2_RC4_64_WITH_MD5" },
473 |
474 | { 0x00, NULL((void*)0) }
475 | };
476 |
477 | value_string_ext ssl_20_cipher_suites_ext = VALUE_STRING_EXT_INIT(ssl_20_cipher_suites){ _try_val_to_str_ext_init, 0, (sizeof (ssl_20_cipher_suites) / sizeof ((ssl_20_cipher_suites)[0]))-1, ssl_20_cipher_suites , "ssl_20_cipher_suites", ((void*)0) };
478 |
479 |
480 | /*
481 | * Supported Groups (formerly named "EC Named Curve").
482 | * https://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml#tls-parameters-8
483 | */
484 | const value_string ssl_extension_curves[] = {
485 | { 1, "sect163k1" },
486 | { 2, "sect163r1" },
487 | { 3, "sect163r2" },
488 | { 4, "sect193r1" },
489 | { 5, "sect193r2" },
490 | { 6, "sect233k1" },
491 | { 7, "sect233r1" },
492 | { 8, "sect239k1" },
493 | { 9, "sect283k1" },
494 | { 10, "sect283r1" },
495 | { 11, "sect409k1" },
496 | { 12, "sect409r1" },
497 | { 13, "sect571k1" },
498 | { 14, "sect571r1" },
499 | { 15, "secp160k1" },
500 | { 16, "secp160r1" },
501 | { 17, "secp160r2" },
502 | { 18, "secp192k1" },
503 | { 19, "secp192r1" },
504 | { 20, "secp224k1" },
505 | { 21, "secp224r1" },
506 | { 22, "secp256k1" },
507 | { 23, "secp256r1" },
508 | { 24, "secp384r1" },
509 | { 25, "secp521r1" },
510 | { 26, "brainpoolP256r1" }, /* RFC 7027 */
511 | { 27, "brainpoolP384r1" }, /* RFC 7027 */
512 | { 28, "brainpoolP512r1" }, /* RFC 7027 */
513 | { 29, "x25519" }, /* RFC 8446 / RFC 8422 */
514 | { 30, "x448" }, /* RFC 8446 / RFC 8422 */
515 | { 31, "brainpoolP256r1tls13" }, /* RFC8734 */
516 | { 32, "brainpoolP384r1tls13" }, /* RFC8734 */
517 | { 33, "brainpoolP512r1tls13" }, /* RFC8734 */
518 | { 34, "GC256A" }, /* RFC9189 */
519 | { 35, "GC256B" }, /* RFC9189 */
520 | { 36, "GC256C" }, /* RFC9189 */
521 | { 37, "GC256D" }, /* RFC9189 */
522 | { 38, "GC512A" }, /* RFC9189 */
523 | { 39, "GC512B" }, /* RFC9189 */
524 | { 40, "GC512C" }, /* RFC9189 */
525 | { 41, "curveSM2" }, /* RFC 8998 */
526 | { 256, "ffdhe2048" }, /* RFC 7919 */
527 | { 257, "ffdhe3072" }, /* RFC 7919 */
528 | { 258, "ffdhe4096" }, /* RFC 7919 */
529 | { 259, "ffdhe6144" }, /* RFC 7919 */
530 | { 260, "ffdhe8192" }, /* RFC 7919 */
531 | { 512, "MLKEM512"}, /* draft-connolly-tls-mlkem-key-agreement-03 */
532 | { 513, "MLKEM768"}, /* draft-connolly-tls-mlkem-key-agreement-03 */
533 | { 514, "MLKEM1024"}, /* draft-connolly-tls-mlkem-key-agreement-03 */
534 | { 2570, "Reserved (GREASE)" }, /* RFC 8701 */
535 | { 4587, "SecP256r1MLKEM768" }, /* draft-kwiatkowski-tls-ecdhe-mlkem-02 */
536 | { 4588, "X25519MLKEM768" }, /* draft-kwiatkowski-tls-ecdhe-mlkem-03 */
537 | { 4589, "SecP384r1MLKEM1024" }, /* draft-kwiatkowski-tls-ecdhe-mlkem-03 */
538 | { 6682, "Reserved (GREASE)" }, /* RFC 8701 */
539 | { 10794, "Reserved (GREASE)" }, /* RFC 8701 */
540 | { 14906, "Reserved (GREASE)" }, /* RFC 8701 */
541 | { 19018, "Reserved (GREASE)" }, /* RFC 8701 */
542 | { 23130, "Reserved (GREASE)" }, /* RFC 8701 */
543 | { 25497, "X25519Kyber768Draft00 (OBSOLETE)" }, /* draft-tls-westerbaan-xyber768d00-02 */
544 | { 25498, "SecP256r1Kyber768Draft00 (OBSOLETE)" }, /* draft-kwiatkowski-tls-ecdhe-kyber-01 */
545 | { 27242, "Reserved (GREASE)" }, /* RFC 8701 */
546 | { 31354, "Reserved (GREASE)" }, /* RFC 8701 */
547 | { 35466, "Reserved (GREASE)" }, /* RFC 8701 */
548 | { 39578, "Reserved (GREASE)" }, /* RFC 8701 */
549 | { 43690, "Reserved (GREASE)" }, /* RFC 8701 */
550 | { 47802, "Reserved (GREASE)" }, /* RFC 8701 */
551 | { 51914, "Reserved (GREASE)" }, /* RFC 8701 */
552 | { 56026, "Reserved (GREASE)" }, /* RFC 8701 */
553 | { 60138, "Reserved (GREASE)" }, /* RFC 8701 */
554 | { 64250, "Reserved (GREASE)" }, /* RFC 8701 */
555 | { 0xFF01, "arbitrary_explicit_prime_curves" },
556 | { 0xFF02, "arbitrary_explicit_char2_curves" },
557 | /* Below are various unofficial values that have been used for testing. */
558 | /* PQC key exchange algorithms from OQS-OpenSSL,
559 | see https://github.com/open-quantum-safe/oqs-provider/blob/main/oqs-template/oqs-kem-info.md
560 | These use IANA unassigned values and this list may be incomplete.
561 | */
562 | { 0x2F00, "p256_frodo640aes" },
563 | { 0x2F01, "p256_frodo640shake" },
564 | { 0x2F02, "p384_frodo976aes" },
565 | { 0x0203, "frodo976shake" },
566 | { 0x2F03, "p384_frodo976shake" },
567 | { 0x0204, "frodo1344aes" },
568 | { 0x2F04, "p521_frodo1344aes" },
569 | { 0x0205, "frodo1344shake" },
570 | { 0x2F05, "p521_frodo1344shake" },
571 | { 0x023A, "kyber512" },
572 | { 0x2F3A, "p256_kyber512" },
573 | { 0x023C, "kyber768" },
574 | { 0x2F3C, "p384_kyber768" },
575 | { 0x023D, "kyber1024" },
576 | { 0x2F3D, "p521_kyber1024" },
577 | { 0x0214, "ntru_hps2048509" },
578 | { 0x2F14, "p256_ntru_hps2048509" },
579 | { 0x0215, "ntru_hps2048677" },
580 | { 0x2F15, "p384_ntru_hps2048677" },
581 | { 0x0216, "ntru_hps4096821" },
582 | { 0x2F16, "p521_ntru_hps4096821" },
583 | { 0x0245, "ntru_hps40961229" },
584 | { 0x2F45, "p521_ntru_hps40961229" },
585 | { 0x0217, "ntru_hrss701" },
586 | { 0x2F17, "p384_ntru_hrss701" },
587 | { 0x0246, "ntru_hrss1373" },
588 | { 0x2F46, "p521_ntru_hrss1373" },
589 | { 0x0218, "lightsaber" },
590 | { 0x2F18, "p256_lightsaber" },
591 | { 0x0219, "saber" },
592 | { 0x2F19, "p384_saber" },
593 | { 0x021A, "firesaber" },
594 | { 0x2F1A, "p521_firesaber" },
595 | { 0x021B, "sidhp434" },
596 | { 0x2F1B, "p256_sidhp434" },
597 | { 0x021C, "sidhp503" },
598 | { 0x2F1C, "p256_sidhp503" },
599 | { 0x021D, "sidhp610" },
600 | { 0x2F1D, "p384_sidhp610" },
601 | { 0x021E, "sidhp751" },
602 | { 0x2F1E, "p521_sidhp751" },
603 | { 0x021F, "sikep434" },
604 | { 0x2F1F, "p256_sikep434" },
605 | { 0x0220, "sikep503" },
606 | { 0x2F20, "p256_sikep503" },
607 | { 0x0221, "sikep610" },
608 | { 0x2F21, "p384_sikep610" },
609 | { 0x0222, "sikep751" },
610 | { 0x2F22, "p521_sikep751" },
611 | { 0x0238, "bikel1" },
612 | { 0x2F38, "p256_bikel1" },
613 | { 0x023B, "bikel3" },
614 | { 0x2F3B, "p384_bikel3" },
615 | { 0x023E, "kyber90s512" },
616 | { 0x2F3E, "p256_kyber90s512" },
617 | { 0x023F, "kyber90s768" },
618 | { 0x2F3F, "p384_kyber90s768" },
619 | { 0x0240, "kyber90s1024" },
620 | { 0x2F40, "p521_kyber90s1024" },
621 | { 0x022C, "hqc128" },
622 | { 0x2F2C, "p256_hqc128" },
623 | { 0x022D, "hqc192" },
624 | { 0x2F2D, "p384_hqc192" },
625 | { 0x022E, "hqc256" },
626 | { 0x2F2E, "p521_hqc256" },
627 | { 0x022F, "ntrulpr653" },
628 | { 0x2F2F, "p256_ntrulpr653" },
629 | { 0x0230, "ntrulpr761" },
630 | { 0x2F43, "p256_ntrulpr761" },
631 | { 0x0231, "ntrulpr857" },
632 | { 0x2F31, "p384_ntrulpr857" },
633 | { 0x0241, "ntrulpr1277" },
634 | { 0x2F41, "p521_ntrulpr1277" },
635 | { 0x0232, "sntrup653" },
636 | { 0x2F32, "p256_sntrup653" },
637 | { 0x0233, "sntrup761" },
638 | { 0x2F44, "p256_sntrup761" },
639 | { 0x0234, "sntrup857" },
640 | { 0x2F34, "p384_sntrup857" },
641 | { 0x0242, "sntrup1277" },
642 | { 0x2F42, "p521_sntrup1277" },
643 | /* Other PQ key exchange algorithms, using Reserved for Private Use values
644 | https://blog.cloudflare.com/post-quantum-for-all
645 | https://www.ietf.org/archive/id/draft-tls-westerbaan-xyber768d00-02.txt */
646 | { 0xFE30, "X25519Kyber512Draft00 (OBSOLETE)" },
647 | { 0xFE31, "X25519Kyber768Draft00 (OBSOLETE)" },
648 | { 0x00, NULL((void*)0) }
649 | };
650 |
651 | const value_string ssl_curve_types[] = {
652 | { 1, "explicit_prime" },
653 | { 2, "explicit_char2" },
654 | { 3, "named_curve" },
655 | { 0x00, NULL((void*)0) }
656 | };
657 |
658 | const value_string ssl_extension_ec_point_formats[] = {
659 | { 0, "uncompressed" },
660 | { 1, "ansiX962_compressed_prime" },
661 | { 2, "ansiX962_compressed_char2" },
662 | { 0x00, NULL((void*)0) }
663 | };
664 |
665 | const value_string ssl_20_certificate_type[] = {
666 | { 0x00, "N/A" },
667 | { 0x01, "X.509 Certificate" },
668 | { 0x00, NULL((void*)0) }
669 | };
670 |
671 | const value_string ssl_31_content_type[] = {
672 | { 20, "Change Cipher Spec" },
673 | { 21, "Alert" },
674 | { 22, "Handshake" },
675 | { 23, "Application Data" },
676 | { 24, "Heartbeat" },
677 | { 25, "Connection ID" },
678 | { 0x00, NULL((void*)0) }
679 | };
680 |
681 | #if 0
682 | /* XXX - would be used if we dissected the body of a Change Cipher Spec
683 | message. */
684 | const value_string ssl_31_change_cipher_spec[] = {
685 | { 1, "Change Cipher Spec" },
686 | { 0x00, NULL((void*)0) }
687 | };
688 | #endif
689 |
690 | const value_string ssl_31_alert_level[] = {
691 | { 1, "Warning" },
692 | { 2, "Fatal" },
693 | { 0x00, NULL((void*)0) }
694 | };
695 |
696 | const value_string ssl_31_alert_description[] = {
697 | { 0, "Close Notify" },
698 | { 1, "End of Early Data" },
699 | { 10, "Unexpected Message" },
700 | { 20, "Bad Record MAC" },
701 | { 21, "Decryption Failed" },
702 | { 22, "Record Overflow" },
703 | { 30, "Decompression Failure" },
704 | { 40, "Handshake Failure" },
705 | { 41, "No Certificate" },
706 | { 42, "Bad Certificate" },
707 | { 43, "Unsupported Certificate" },
708 | { 44, "Certificate Revoked" },
709 | { 45, "Certificate Expired" },
710 | { 46, "Certificate Unknown" },
711 | { 47, "Illegal Parameter" },
712 | { 48, "Unknown CA" },
713 | { 49, "Access Denied" },
714 | { 50, "Decode Error" },
715 | { 51, "Decrypt Error" },
716 | { 60, "Export Restriction" },
717 | { 70, "Protocol Version" },
718 | { 71, "Insufficient Security" },
719 | { 80, "Internal Error" },
720 | { 86, "Inappropriate Fallback" },
721 | { 90, "User Canceled" },
722 | { 100, "No Renegotiation" },
723 | { 109, "Missing Extension" },
724 | { 110, "Unsupported Extension" },
725 | { 111, "Certificate Unobtainable" },
726 | { 112, "Unrecognized Name" },
727 | { 113, "Bad Certificate Status Response" },
728 | { 114, "Bad Certificate Hash Value" },
729 | { 115, "Unknown PSK Identity" },
730 | { 116, "Certificate Required" },
731 | { 120, "No application Protocol" },
732 | { 121, "ECH Required" },
733 | { 0x00, NULL((void*)0) }
734 | };
735 |
736 | const value_string ssl_31_handshake_type[] = {
737 | { SSL_HND_HELLO_REQUEST, "Hello Request" },
738 | { SSL_HND_CLIENT_HELLO, "Client Hello" },
739 | { SSL_HND_SERVER_HELLO, "Server Hello" },
740 | { SSL_HND_HELLO_VERIFY_REQUEST, "Hello Verify Request"},
741 | { SSL_HND_NEWSESSION_TICKET, "New Session Ticket" },
742 | { SSL_HND_END_OF_EARLY_DATA, "End of Early Data" },
743 | { SSL_HND_HELLO_RETRY_REQUEST, "Hello Retry Request" },
744 | { SSL_HND_ENCRYPTED_EXTENSIONS, "Encrypted Extensions" },
745 | { SSL_HND_CERTIFICATE, "Certificate" },
746 | { SSL_HND_SERVER_KEY_EXCHG, "Server Key Exchange" },
747 | { SSL_HND_CERT_REQUEST, "Certificate Request" },
748 | { SSL_HND_SVR_HELLO_DONE, "Server Hello Done" },
749 | { SSL_HND_CERT_VERIFY, "Certificate Verify" },
750 | { SSL_HND_CLIENT_KEY_EXCHG, "Client Key Exchange" },
751 | { SSL_HND_FINISHED, "Finished" },
752 | { SSL_HND_CERT_URL, "Client Certificate URL" },
753 | { SSL_HND_CERT_STATUS, "Certificate Status" },
754 | { SSL_HND_SUPPLEMENTAL_DATA, "Supplemental Data" },
755 | { SSL_HND_KEY_UPDATE, "Key Update" },
756 | { SSL_HND_COMPRESSED_CERTIFICATE, "Compressed Certificate" },
757 | { SSL_HND_ENCRYPTED_EXTS, "Encrypted Extensions" },
758 | { 0x00, NULL((void*)0) }
759 | };
760 |
761 | const value_string tls_heartbeat_type[] = {
762 | { 1, "Request" },
763 | { 2, "Response" },
764 | { 0x00, NULL((void*)0) }
765 | };
766 |
767 | const value_string tls_heartbeat_mode[] = {
768 | { 1, "Peer allowed to send requests" },
769 | { 2, "Peer not allowed to send requests" },
770 | { 0x00, NULL((void*)0) }
771 | };
772 |
773 | const value_string ssl_31_compression_method[] = {
774 | { 0, "null" },
775 | { 1, "DEFLATE" },
776 | { 64, "LZS" },
777 | { 0x00, NULL((void*)0) }
778 | };
779 |
780 | #if 0
781 | /* XXX - would be used if we dissected a Signature, as would be
782 | seen in a server key exchange or certificate verify message. */
783 | const value_string ssl_31_key_exchange_algorithm[] = {
784 | { 0, "RSA" },
785 | { 1, "Diffie Hellman" },
786 | { 0x00, NULL((void*)0) }
787 | };
788 |
789 | const value_string ssl_31_signature_algorithm[] = {
790 | { 0, "Anonymous" },
791 | { 1, "RSA" },
792 | { 2, "DSA" },
793 | { 0x00, NULL((void*)0) }
794 | };
795 | #endif
796 |
797 | const value_string ssl_31_client_certificate_type[] = {
798 | { 1, "RSA Sign" },
799 | { 2, "DSS Sign" },
800 | { 3, "RSA Fixed DH" },
801 | { 4, "DSS Fixed DH" },
802 | /* GOST certificate types */
803 | /* Section 3.5 of draft-chudov-cryptopro-cptls-04 */
804 | { 21, "GOST R 34.10-94" },
805 | { 22, "GOST R 34.10-2001" },
806 | /* END GOST certificate types */
807 | { 64, "ECDSA Sign" },
808 | { 65, "RSA Fixed ECDH" },
809 | { 66, "ECDSA Fixed ECDH" },
810 | { 80, "IBC Params" },
811 | { 0x00, NULL((void*)0) }
812 | };
813 |
814 | #if 0
815 | /* XXX - would be used if we dissected exchange keys, as would be
816 | seen in a client key exchange message. */
817 | const value_string ssl_31_public_value_encoding[] = {
818 | { 0, "Implicit" },
819 | { 1, "Explicit" },
820 | { 0x00, NULL((void*)0) }
821 | };
822 | #endif
823 |
824 | /* http://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml */
825 | /* Note: sorted by ascending value so value_string_ext fcns can do a binary search */
826 | static const value_string ssl_31_ciphersuite[] = {
827 | /* RFC 2246, RFC 4346, RFC 5246 */
828 | { 0x0000, "TLS_NULL_WITH_NULL_NULL" },
829 | { 0x0001, "TLS_RSA_WITH_NULL_MD5" },
830 | { 0x0002, "TLS_RSA_WITH_NULL_SHA" },
831 | { 0x0003, "TLS_RSA_EXPORT_WITH_RC4_40_MD5" },
832 | { 0x0004, "TLS_RSA_WITH_RC4_128_MD5" },
833 | { 0x0005, "TLS_RSA_WITH_RC4_128_SHA" },
834 | { 0x0006, "TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5" },
835 | { 0x0007, "TLS_RSA_WITH_IDEA_CBC_SHA" },
836 | { 0x0008, "TLS_RSA_EXPORT_WITH_DES40_CBC_SHA" },
837 | { 0x0009, "TLS_RSA_WITH_DES_CBC_SHA" },
838 | { 0x000a, "TLS_RSA_WITH_3DES_EDE_CBC_SHA" },
839 | { 0x000b, "TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA" },
840 | { 0x000c, "TLS_DH_DSS_WITH_DES_CBC_SHA" },
841 | { 0x000d, "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA" },
842 | { 0x000e, "TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA" },
843 | { 0x000f, "TLS_DH_RSA_WITH_DES_CBC_SHA" },
844 | { 0x0010, "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA" },
845 | { 0x0011, "TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA" },
846 | { 0x0012, "TLS_DHE_DSS_WITH_DES_CBC_SHA" },
847 | { 0x0013, "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA" },
848 | { 0x0014, "TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA" },
849 | { 0x0015, "TLS_DHE_RSA_WITH_DES_CBC_SHA" },
850 | { 0x0016, "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA" },
851 | { 0x0017, "TLS_DH_anon_EXPORT_WITH_RC4_40_MD5" },
852 | { 0x0018, "TLS_DH_anon_WITH_RC4_128_MD5" },
853 | { 0x0019, "TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA" },
854 | { 0x001a, "TLS_DH_anon_WITH_DES_CBC_SHA" },
855 | { 0x001b, "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA" },
856 |
857 | { 0x001c, "SSL_FORTEZZA_KEA_WITH_NULL_SHA" },
858 | { 0x001d, "SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA" },
859 | #if 0 /* Because it clashes with KRB5, is never used any more, and is safe
860 | to remove according to David Hopwood <david.hopwood@zetnet.co.uk>
861 | of the ietf-tls list */
862 | { 0x001e, "SSL_FORTEZZA_KEA_WITH_RC4_128_SHA" },
863 | #endif
864 | /* RFC 2712 */
865 | { 0x001E, "TLS_KRB5_WITH_DES_CBC_SHA" },
866 | { 0x001F, "TLS_KRB5_WITH_3DES_EDE_CBC_SHA" },
867 | { 0x0020, "TLS_KRB5_WITH_RC4_128_SHA" },
868 | { 0x0021, "TLS_KRB5_WITH_IDEA_CBC_SHA" },
869 | { 0x0022, "TLS_KRB5_WITH_DES_CBC_MD5" },
870 | { 0x0023, "TLS_KRB5_WITH_3DES_EDE_CBC_MD5" },
871 | { 0x0024, "TLS_KRB5_WITH_RC4_128_MD5" },
872 | { 0x0025, "TLS_KRB5_WITH_IDEA_CBC_MD5" },
873 | { 0x0026, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA" },
874 | { 0x0027, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA" },
875 | { 0x0028, "TLS_KRB5_EXPORT_WITH_RC4_40_SHA" },
876 | { 0x0029, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5" },
877 | { 0x002A, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5" },
878 | { 0x002B, "TLS_KRB5_EXPORT_WITH_RC4_40_MD5" },
879 | /* RFC 4785 */
880 | { 0x002C, "TLS_PSK_WITH_NULL_SHA" },
881 | { 0x002D, "TLS_DHE_PSK_WITH_NULL_SHA" },
882 | { 0x002E, "TLS_RSA_PSK_WITH_NULL_SHA" },
883 | /* RFC 5246 */
884 | { 0x002F, "TLS_RSA_WITH_AES_128_CBC_SHA" },
885 | { 0x0030, "TLS_DH_DSS_WITH_AES_128_CBC_SHA" },
886 | { 0x0031, "TLS_DH_RSA_WITH_AES_128_CBC_SHA" },
887 | { 0x0032, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA" },
888 | { 0x0033, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA" },
889 | { 0x0034, "TLS_DH_anon_WITH_AES_128_CBC_SHA" },
890 | { 0x0035, "TLS_RSA_WITH_AES_256_CBC_SHA" },
891 | { 0x0036, "TLS_DH_DSS_WITH_AES_256_CBC_SHA" },
892 | { 0x0037, "TLS_DH_RSA_WITH_AES_256_CBC_SHA" },
893 | { 0x0038, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA" },
894 | { 0x0039, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA" },
895 | { 0x003A, "TLS_DH_anon_WITH_AES_256_CBC_SHA" },
896 | { 0x003B, "TLS_RSA_WITH_NULL_SHA256" },
897 | { 0x003C, "TLS_RSA_WITH_AES_128_CBC_SHA256" },
898 | { 0x003D, "TLS_RSA_WITH_AES_256_CBC_SHA256" },
899 | { 0x003E, "TLS_DH_DSS_WITH_AES_128_CBC_SHA256" },
900 | { 0x003F, "TLS_DH_RSA_WITH_AES_128_CBC_SHA256" },
901 | { 0x0040, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256" },
902 | /* RFC 4132 */
903 | { 0x0041, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA" },
904 | { 0x0042, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA" },
905 | { 0x0043, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA" },
906 | { 0x0044, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA" },
907 | { 0x0045, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA" },
908 | { 0x0046, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA" },
909 | /* 0x00,0x60-66 Reserved to avoid conflicts with widely deployed implementations */
910 | /* --- ??? --- */
911 | { 0x0060, "TLS_RSA_EXPORT1024_WITH_RC4_56_MD5" },
912 | { 0x0061, "TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5" },
913 | /* draft-ietf-tls-56-bit-ciphersuites-01.txt */
914 | { 0x0062, "TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA" },
915 | { 0x0063, "TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA" },
916 | { 0x0064, "TLS_RSA_EXPORT1024_WITH_RC4_56_SHA" },
917 | { 0x0065, "TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA" },
918 | { 0x0066, "TLS_DHE_DSS_WITH_RC4_128_SHA" },
919 | /* --- ??? ---*/
920 | { 0x0067, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256" },
921 | { 0x0068, "TLS_DH_DSS_WITH_AES_256_CBC_SHA256" },
922 | { 0x0069, "TLS_DH_RSA_WITH_AES_256_CBC_SHA256" },
923 | { 0x006A, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256" },
924 | { 0x006B, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256" },
925 | { 0x006C, "TLS_DH_anon_WITH_AES_128_CBC_SHA256" },
926 | { 0x006D, "TLS_DH_anon_WITH_AES_256_CBC_SHA256" },
927 | /* draft-chudov-cryptopro-cptls-04.txt */
928 | { 0x0080, "TLS_GOSTR341094_WITH_28147_CNT_IMIT" },
929 | { 0x0081, "TLS_GOSTR341001_WITH_28147_CNT_IMIT" },
930 | { 0x0082, "TLS_GOSTR341094_WITH_NULL_GOSTR3411" },
931 | { 0x0083, "TLS_GOSTR341001_WITH_NULL_GOSTR3411" },
932 | /* RFC 4132 */
933 | { 0x0084, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA" },
934 | { 0x0085, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA" },
935 | { 0x0086, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA" },
936 | { 0x0087, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA" },
937 | { 0x0088, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA" },
938 | { 0x0089, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA" },
939 | /* RFC 4279 */
940 | { 0x008A, "TLS_PSK_WITH_RC4_128_SHA" },
941 | { 0x008B, "TLS_PSK_WITH_3DES_EDE_CBC_SHA" },
942 | { 0x008C, "TLS_PSK_WITH_AES_128_CBC_SHA" },
943 | { 0x008D, "TLS_PSK_WITH_AES_256_CBC_SHA" },
944 | { 0x008E, "TLS_DHE_PSK_WITH_RC4_128_SHA" },
945 | { 0x008F, "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA" },
946 | { 0x0090, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA" },
947 | { 0x0091, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA" },
948 | { 0x0092, "TLS_RSA_PSK_WITH_RC4_128_SHA" },
949 | { 0x0093, "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA" },
950 | { 0x0094, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA" },
951 | { 0x0095, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA" },
952 | /* RFC 4162 */
953 | { 0x0096, "TLS_RSA_WITH_SEED_CBC_SHA" },
954 | { 0x0097, "TLS_DH_DSS_WITH_SEED_CBC_SHA" },
955 | { 0x0098, "TLS_DH_RSA_WITH_SEED_CBC_SHA" },
956 | { 0x0099, "TLS_DHE_DSS_WITH_SEED_CBC_SHA" },
957 | { 0x009A, "TLS_DHE_RSA_WITH_SEED_CBC_SHA" },
958 | { 0x009B, "TLS_DH_anon_WITH_SEED_CBC_SHA" },
959 | /* RFC 5288 */
960 | { 0x009C, "TLS_RSA_WITH_AES_128_GCM_SHA256" },
961 | { 0x009D, "TLS_RSA_WITH_AES_256_GCM_SHA384" },
962 | { 0x009E, "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256" },
963 | { 0x009F, "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384" },
964 | { 0x00A0, "TLS_DH_RSA_WITH_AES_128_GCM_SHA256" },
965 | { 0x00A1, "TLS_DH_RSA_WITH_AES_256_GCM_SHA384" },
966 | { 0x00A2, "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256" },
967 | { 0x00A3, "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384" },
968 | { 0x00A4, "TLS_DH_DSS_WITH_AES_128_GCM_SHA256" },
969 | { 0x00A5, "TLS_DH_DSS_WITH_AES_256_GCM_SHA384" },
970 | { 0x00A6, "TLS_DH_anon_WITH_AES_128_GCM_SHA256" },
971 | { 0x00A7, "TLS_DH_anon_WITH_AES_256_GCM_SHA384" },
972 | /* RFC 5487 */
973 | { 0x00A8, "TLS_PSK_WITH_AES_128_GCM_SHA256" },
974 | { 0x00A9, "TLS_PSK_WITH_AES_256_GCM_SHA384" },
975 | { 0x00AA, "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256" },
976 | { 0x00AB, "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384" },
977 | { 0x00AC, "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256" },
978 | { 0x00AD, "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384" },
979 | { 0x00AE, "TLS_PSK_WITH_AES_128_CBC_SHA256" },
980 | { 0x00AF, "TLS_PSK_WITH_AES_256_CBC_SHA384" },
981 | { 0x00B0, "TLS_PSK_WITH_NULL_SHA256" },
982 | { 0x00B1, "TLS_PSK_WITH_NULL_SHA384" },
983 | { 0x00B2, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256" },
984 | { 0x00B3, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384" },
985 | { 0x00B4, "TLS_DHE_PSK_WITH_NULL_SHA256" },
986 | { 0x00B5, "TLS_DHE_PSK_WITH_NULL_SHA384" },
987 | { 0x00B6, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256" },
988 | { 0x00B7, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384" },
989 | { 0x00B8, "TLS_RSA_PSK_WITH_NULL_SHA256" },
990 | { 0x00B9, "TLS_RSA_PSK_WITH_NULL_SHA384" },
991 | /* From RFC 5932 */
992 | { 0x00BA, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
993 | { 0x00BB, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
994 | { 0x00BC, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
995 | { 0x00BD, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
996 | { 0x00BE, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
997 | { 0x00BF, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256" },
998 | { 0x00C0, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
999 | { 0x00C1, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
1000 | { 0x00C2, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
1001 | { 0x00C3, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
1002 | { 0x00C4, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
1003 | { 0x00C5, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256" },
1004 | /* RFC 8998 */
1005 | { 0x00C6, "TLS_SM4_GCM_SM3" },
1006 | { 0x00C7, "TLS_SM4_CCM_SM3" },
1007 | /* 0x00,0xC8-FE Unassigned */
1008 | /* From RFC 5746 */
1009 | { 0x00FF, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV" },
1010 | /* RFC 8701 */
1011 | { 0x0A0A, "Reserved (GREASE)" },
1012 | /* RFC 8446 */
1013 | { 0x1301, "TLS_AES_128_GCM_SHA256" },
1014 | { 0x1302, "TLS_AES_256_GCM_SHA384" },
1015 | { 0x1303, "TLS_CHACHA20_POLY1305_SHA256" },
1016 | { 0x1304, "TLS_AES_128_CCM_SHA256" },
1017 | { 0x1305, "TLS_AES_128_CCM_8_SHA256" },
1018 | /* RFC 8701 */
1019 | { 0x1A1A, "Reserved (GREASE)" },
1020 | { 0x2A2A, "Reserved (GREASE)" },
1021 | { 0x3A3A, "Reserved (GREASE)" },
1022 | { 0x4A4A, "Reserved (GREASE)" },
1023 | /* From RFC 7507 */
1024 | { 0x5600, "TLS_FALLBACK_SCSV" },
1025 | /* RFC 8701 */
1026 | { 0x5A5A, "Reserved (GREASE)" },
1027 | { 0x6A6A, "Reserved (GREASE)" },
1028 | { 0x7A7A, "Reserved (GREASE)" },
1029 | { 0x8A8A, "Reserved (GREASE)" },
1030 | { 0x9A9A, "Reserved (GREASE)" },
1031 | { 0xAAAA, "Reserved (GREASE)" },
1032 | { 0xBABA, "Reserved (GREASE)" },
1033 | /* From RFC 4492 */
1034 | { 0xc001, "TLS_ECDH_ECDSA_WITH_NULL_SHA" },
1035 | { 0xc002, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA" },
1036 | { 0xc003, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA" },
1037 | { 0xc004, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA" },
1038 | { 0xc005, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA" },
1039 | { 0xc006, "TLS_ECDHE_ECDSA_WITH_NULL_SHA" },
1040 | { 0xc007, "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA" },
1041 | { 0xc008, "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA" },
1042 | { 0xc009, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA" },
1043 | { 0xc00a, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA" },
1044 | { 0xc00b, "TLS_ECDH_RSA_WITH_NULL_SHA" },
1045 | { 0xc00c, "TLS_ECDH_RSA_WITH_RC4_128_SHA" },
1046 | { 0xc00d, "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA" },
1047 | { 0xc00e, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA" },
1048 | { 0xc00f, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA" },
1049 | { 0xc010, "TLS_ECDHE_RSA_WITH_NULL_SHA" },
1050 | { 0xc011, "TLS_ECDHE_RSA_WITH_RC4_128_SHA" },
1051 | { 0xc012, "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA" },
1052 | { 0xc013, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA" },
1053 | { 0xc014, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA" },
1054 | { 0xc015, "TLS_ECDH_anon_WITH_NULL_SHA" },
1055 | { 0xc016, "TLS_ECDH_anon_WITH_RC4_128_SHA" },
1056 | { 0xc017, "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA" },
1057 | { 0xc018, "TLS_ECDH_anon_WITH_AES_128_CBC_SHA" },
1058 | { 0xc019, "TLS_ECDH_anon_WITH_AES_256_CBC_SHA" },
1059 | /* RFC 5054 */
1060 | { 0xC01A, "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA" },
1061 | { 0xC01B, "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA" },
1062 | { 0xC01C, "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA" },
1063 | { 0xC01D, "TLS_SRP_SHA_WITH_AES_128_CBC_SHA" },
1064 | { 0xC01E, "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA" },
1065 | { 0xC01F, "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA" },
1066 | { 0xC020, "TLS_SRP_SHA_WITH_AES_256_CBC_SHA" },
1067 | { 0xC021, "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA" },
1068 | { 0xC022, "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA" },
1069 | /* RFC 5589 */
1070 | { 0xC023, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256" },
1071 | { 0xC024, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384" },
1072 | { 0xC025, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256" },
1073 | { 0xC026, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384" },
1074 | { 0xC027, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256" },
1075 | { 0xC028, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384" },
1076 | { 0xC029, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256" },
1077 | { 0xC02A, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384" },
1078 | { 0xC02B, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256" },
1079 | { 0xC02C, "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384" },
1080 | { 0xC02D, "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256" },
1081 | { 0xC02E, "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384" },
1082 | { 0xC02F, "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256" },
1083 | { 0xC030, "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384" },
1084 | { 0xC031, "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256" },
1085 | { 0xC032, "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384" },
1086 | /* RFC 5489 */
1087 | { 0xC033, "TLS_ECDHE_PSK_WITH_RC4_128_SHA" },
1088 | { 0xC034, "TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA" },
1089 | { 0xC035, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA" },
1090 | { 0xC036, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA" },
1091 | { 0xC037, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256" },
1092 | { 0xC038, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384" },
1093 | { 0xC039, "TLS_ECDHE_PSK_WITH_NULL_SHA" },
1094 | { 0xC03A, "TLS_ECDHE_PSK_WITH_NULL_SHA256" },
1095 | { 0xC03B, "TLS_ECDHE_PSK_WITH_NULL_SHA384" },
1096 | /* RFC 6209 */
1097 | { 0xC03C, "TLS_RSA_WITH_ARIA_128_CBC_SHA256" },
1098 | { 0xC03D, "TLS_RSA_WITH_ARIA_256_CBC_SHA384" },
1099 | { 0xC03E, "TLS_DH_DSS_WITH_ARIA_128_CBC_SHA256" },
1100 | { 0xC03F, "TLS_DH_DSS_WITH_ARIA_256_CBC_SHA384" },
1101 | { 0xC040, "TLS_DH_RSA_WITH_ARIA_128_CBC_SHA256" },
1102 | { 0xC041, "TLS_DH_RSA_WITH_ARIA_256_CBC_SHA384" },
1103 | { 0xC042, "TLS_DHE_DSS_WITH_ARIA_128_CBC_SHA256" },
1104 | { 0xC043, "TLS_DHE_DSS_WITH_ARIA_256_CBC_SHA384" },
1105 | { 0xC044, "TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256" },
1106 | { 0xC045, "TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384" },
1107 | { 0xC046, "TLS_DH_anon_WITH_ARIA_128_CBC_SHA256" },
1108 | { 0xC047, "TLS_DH_anon_WITH_ARIA_256_CBC_SHA384" },
1109 | { 0xC048, "TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256" },
1110 | { 0xC049, "TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384" },
1111 | { 0xC04A, "TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256" },
1112 | { 0xC04B, "TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384" },
1113 | { 0xC04C, "TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256" },
1114 | { 0xC04D, "TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384" },
1115 | { 0xC04E, "TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256" },
1116 | { 0xC04F, "TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384" },
1117 | { 0xC050, "TLS_RSA_WITH_ARIA_128_GCM_SHA256" },
1118 | { 0xC051, "TLS_RSA_WITH_ARIA_256_GCM_SHA384" },
1119 | { 0xC052, "TLS_DHE_RSA_WITH_ARIA_128_GCM_SHA256" },
1120 | { 0xC053, "TLS_DHE_RSA_WITH_ARIA_256_GCM_SHA384" },
1121 | { 0xC054, "TLS_DH_RSA_WITH_ARIA_128_GCM_SHA256" },
1122 | { 0xC055, "TLS_DH_RSA_WITH_ARIA_256_GCM_SHA384" },
1123 | { 0xC056, "TLS_DHE_DSS_WITH_ARIA_128_GCM_SHA256" },
1124 | { 0xC057, "TLS_DHE_DSS_WITH_ARIA_256_GCM_SHA384" },
1125 | { 0xC058, "TLS_DH_DSS_WITH_ARIA_128_GCM_SHA256" },
1126 | { 0xC059, "TLS_DH_DSS_WITH_ARIA_256_GCM_SHA384" },
1127 | { 0xC05A, "TLS_DH_anon_WITH_ARIA_128_GCM_SHA256" },
1128 | { 0xC05B, "TLS_DH_anon_WITH_ARIA_256_GCM_SHA384" },
1129 | { 0xC05C, "TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256" },
1130 | { 0xC05D, "TLS_ECDHE_ECDSA_WITH_ARIA_256_GCM_SHA384" },
1131 | { 0xC05E, "TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256" },
1132 | { 0xC05F, "TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384" },
1133 | { 0xC060, "TLS_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256" },
1134 | { 0xC061, "TLS_ECDHE_RSA_WITH_ARIA_256_GCM_SHA384" },
1135 | { 0xC062, "TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256" },
1136 | { 0xC063, "TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384" },
1137 | { 0xC064, "TLS_PSK_WITH_ARIA_128_CBC_SHA256" },
1138 | { 0xC065, "TLS_PSK_WITH_ARIA_256_CBC_SHA384" },
1139 | { 0xC066, "TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256" },
1140 | { 0xC067, "TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384" },
1141 | { 0xC068, "TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256" },
1142 | { 0xC069, "TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384" },
1143 | { 0xC06A, "TLS_PSK_WITH_ARIA_128_GCM_SHA256" },
1144 | { 0xC06B, "TLS_PSK_WITH_ARIA_256_GCM_SHA384" },
1145 | { 0xC06C, "TLS_DHE_PSK_WITH_ARIA_128_GCM_SHA256" },
1146 | { 0xC06D, "TLS_DHE_PSK_WITH_ARIA_256_GCM_SHA384" },
1147 | { 0xC06E, "TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256" },
1148 | { 0xC06F, "TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384" },
1149 | { 0xC070, "TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256" },
1150 | { 0xC071, "TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384" },
1151 | /* RFC 6367 */
1152 | { 0xC072, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256" },
1153 | { 0xC073, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384" },
1154 | { 0xC074, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256" },
1155 | { 0xC075, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384" },
1156 | { 0xC076, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
1157 | { 0xC077, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384" },
1158 | { 0xC078, "TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
1159 | { 0xC079, "TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384" },
1160 | { 0xC07A, "TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1161 | { 0xC07B, "TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1162 | { 0xC07C, "TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1163 | { 0xC07D, "TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1164 | { 0xC07E, "TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1165 | { 0xC07F, "TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1166 | { 0xC080, "TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256" },
1167 | { 0xC081, "TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384" },
1168 | { 0xC082, "TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256" },
1169 | { 0xC083, "TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384" },
1170 | { 0xC084, "TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256" },
1171 | { 0xC085, "TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384" },
1172 | { 0xC086, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256" },
1173 | { 0xC087, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384" },
1174 | { 0xC088, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256" },
1175 | { 0xC089, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384" },
1176 | { 0xC08A, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1177 | { 0xC08B, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1178 | { 0xC08C, "TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1179 | { 0xC08D, "TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1180 | { 0xC08E, "TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256" },
1181 | { 0xC08F, "TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384" },
1182 | { 0xC090, "TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256" },
1183 | { 0xC091, "TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384" },
1184 | { 0xC092, "TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256" },
1185 | { 0xC093, "TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384" },
1186 | { 0xC094, "TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1187 | { 0xC095, "TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1188 | { 0xC096, "TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1189 | { 0xC097, "TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1190 | { 0xC098, "TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1191 | { 0xC099, "TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1192 | { 0xC09A, "TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1193 | { 0xC09B, "TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1194 | /* RFC 6655 */
1195 | { 0xC09C, "TLS_RSA_WITH_AES_128_CCM" },
1196 | { 0xC09D, "TLS_RSA_WITH_AES_256_CCM" },
1197 | { 0xC09E, "TLS_DHE_RSA_WITH_AES_128_CCM" },
1198 | { 0xC09F, "TLS_DHE_RSA_WITH_AES_256_CCM" },
1199 | { 0xC0A0, "TLS_RSA_WITH_AES_128_CCM_8" },
1200 | { 0xC0A1, "TLS_RSA_WITH_AES_256_CCM_8" },
1201 | { 0xC0A2, "TLS_DHE_RSA_WITH_AES_128_CCM_8" },
1202 | { 0xC0A3, "TLS_DHE_RSA_WITH_AES_256_CCM_8" },
1203 | { 0xC0A4, "TLS_PSK_WITH_AES_128_CCM" },
1204 | { 0xC0A5, "TLS_PSK_WITH_AES_256_CCM" },
1205 | { 0xC0A6, "TLS_DHE_PSK_WITH_AES_128_CCM" },
1206 | { 0xC0A7, "TLS_DHE_PSK_WITH_AES_256_CCM" },
1207 | { 0xC0A8, "TLS_PSK_WITH_AES_128_CCM_8" },
1208 | { 0xC0A9, "TLS_PSK_WITH_AES_256_CCM_8" },
1209 | { 0xC0AA, "TLS_PSK_DHE_WITH_AES_128_CCM_8" },
1210 | { 0xC0AB, "TLS_PSK_DHE_WITH_AES_256_CCM_8" },
1211 | /* RFC 7251 */
1212 | { 0xC0AC, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM" },
1213 | { 0xC0AD, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM" },
1214 | { 0xC0AE, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8" },
1215 | { 0xC0AF, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8" },
1216 | /* RFC 8492 */
1217 | { 0xC0B0, "TLS_ECCPWD_WITH_AES_128_GCM_SHA256" },
1218 | { 0xC0B1, "TLS_ECCPWD_WITH_AES_256_GCM_SHA384" },
1219 | { 0xC0B2, "TLS_ECCPWD_WITH_AES_128_CCM_SHA256" },
1220 | { 0xC0B3, "TLS_ECCPWD_WITH_AES_256_CCM_SHA384" },
1221 | /* draft-camwinget-tls-ts13-macciphersuites */
1222 | { 0xC0B4, "TLS_SHA256_SHA256" },
1223 | { 0xC0B5, "TLS_SHA384_SHA384" },
1224 | /* https://www.ietf.org/archive/id/draft-cragie-tls-ecjpake-01.txt */
1225 | { 0xC0FF, "TLS_ECJPAKE_WITH_AES_128_CCM_8" },
1226 | /* draft-smyshlyaev-tls12-gost-suites */
1227 | { 0xC100, "TLS_GOSTR341112_256_WITH_KUZNYECHIK_CTR_OMAC" },
1228 | { 0xC101, "TLS_GOSTR341112_256_WITH_MAGMA_CTR_OMAC" },
1229 | { 0xC102, "TLS_GOSTR341112_256_WITH_28147_CNT_IMIT" },
1230 | /* draft-smyshlyaev-tls13-gost-suites */
1231 | { 0xC103, "TLS_GOSTR341112_256_WITH_KUZNYECHIK_MGM_L" },
1232 | { 0xC104, "TLS_GOSTR341112_256_WITH_MAGMA_MGM_L" },
1233 | { 0xC105, "TLS_GOSTR341112_256_WITH_KUZNYECHIK_MGM_S" },
1234 | { 0xC106, "TLS_GOSTR341112_256_WITH_MAGMA_MGM_S" },
1235 | /* RFC 8701 */
1236 | { 0xCACA, "Reserved (GREASE)" },
1237 | /*
1238 | 0xC0,0xAB-FF Unassigned
1239 | 0xC1,0x03-FD,* Unassigned
1240 | 0xFE,0x00-FD Unassigned
1241 | 0xFE,0xFE-FF Reserved to avoid conflicts with widely deployed implementations [Pasi_Eronen]
1242 | 0xFF,0x00-FF Reserved for Private Use [RFC5246]
1243 | */
1244 | /* old numbers used in the beginning
1245 | * https://tools.ietf.org/html/draft-agl-tls-chacha20poly1305 */
1246 | { 0xCC13, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1247 | { 0xCC14, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
1248 | { 0xCC15, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1249 | /* RFC 7905 */
1250 | { 0xCCA8, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1251 | { 0xCCA9, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
1252 | { 0xCCAA, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1253 | { 0xCCAB, "TLS_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1254 | { 0xCCAC, "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1255 | { 0xCCAD, "TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1256 | { 0xCCAE, "TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1257 | /* RFC 8442 */
1258 | { 0xD001, "TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256" },
1259 | { 0xD002, "TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384" },
1260 | { 0xD003, "TLS_ECDHE_PSK_WITH_AES_128_CCM_8_SHA256" },
1261 | { 0xD005, "TLS_ECDHE_PSK_WITH_AES_128_CCM_SHA256" },
1262 | /* RFC 8701 */
1263 | { 0xDADA, "Reserved (GREASE)" },
1264 | /* GM/T 0024-2014 */
1265 | { 0xe001, "ECDHE_SM1_SM3"},
1266 | { 0xe003, "ECC_SM1_SM3"},
1267 | { 0xe005, "IBSDH_SM1_SM3"},
1268 | { 0xe007, "IBC_SM1_SM3"},
1269 | { 0xe009, "RSA_SM1_SM3"},
1270 | { 0xe00a, "RSA_SM1_SHA1"},
1271 | { 0xe011, "ECDHE_SM4_CBC_SM3"},
1272 | { 0xe013, "ECC_SM4_CBC_SM3"},
1273 | { 0xe015, "IBSDH_SM4_CBC_SM3"},
1274 | { 0xe017, "IBC_SM4_CBC_SM3"},
1275 | { 0xe019, "RSA_SM4_CBC_SM3"},
1276 | { 0xe01a, "RSA_SM4_CBC_SHA1"},
1277 | { 0xe01c, "RSA_SM4_CBC_SHA256"},
1278 | { 0xe051, "ECDHE_SM4_GCM_SM3"},
1279 | { 0xe053, "ECC_SM4_GCM_SM3"},
1280 | { 0xe055, "IBSDH_SM4_GCM_SM3"},
1281 | { 0xe057, "IBC_SM4_GCM_SM3"},
1282 | { 0xe059, "RSA_SM4_GCM_SM3"},
1283 | { 0xe05a, "RSA_SM4_GCM_SHA256"},
1284 | /* https://tools.ietf.org/html/draft-josefsson-salsa20-tls */
1285 | { 0xE410, "TLS_RSA_WITH_ESTREAM_SALSA20_SHA1" },
1286 | { 0xE411, "TLS_RSA_WITH_SALSA20_SHA1" },
1287 | { 0xE412, "TLS_ECDHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
1288 | { 0xE413, "TLS_ECDHE_RSA_WITH_SALSA20_SHA1" },
1289 | { 0xE414, "TLS_ECDHE_ECDSA_WITH_ESTREAM_SALSA20_SHA1" },
1290 | { 0xE415, "TLS_ECDHE_ECDSA_WITH_SALSA20_SHA1" },
1291 | { 0xE416, "TLS_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1292 | { 0xE417, "TLS_PSK_WITH_SALSA20_SHA1" },
1293 | { 0xE418, "TLS_ECDHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1294 | { 0xE419, "TLS_ECDHE_PSK_WITH_SALSA20_SHA1" },
1295 | { 0xE41A, "TLS_RSA_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1296 | { 0xE41B, "TLS_RSA_PSK_WITH_SALSA20_SHA1" },
1297 | { 0xE41C, "TLS_DHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1298 | { 0xE41D, "TLS_DHE_PSK_WITH_SALSA20_SHA1" },
1299 | { 0xE41E, "TLS_DHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
1300 | { 0xE41F, "TLS_DHE_RSA_WITH_SALSA20_SHA1" },
1301 | /* RFC 8701 */
1302 | { 0xEAEA, "Reserved (GREASE)" },
1303 | { 0xFAFA, "Reserved (GREASE)" },
1304 | /* these from http://www.mozilla.org/projects/
1305 | security/pki/nss/ssl/fips-ssl-ciphersuites.html */
1306 | { 0xfefe, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
1307 | { 0xfeff, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
1308 | /* https://datatracker.ietf.org/doc/html/rfc9189 */
1309 | { 0xff85, "TLS_GOSTR341112_256_WITH_28147_CNT_IMIT"},
1310 | { 0xffe0, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
1311 | { 0xffe1, "SSL_RSA_FIPS_WITH_DES_CBC_SHA" },
1312 | /* note that ciphersuites 0xff00 - 0xffff are private */
1313 | { 0x00, NULL((void*)0) }
1314 | };
1315 |
1316 | value_string_ext ssl_31_ciphersuite_ext = VALUE_STRING_EXT_INIT(ssl_31_ciphersuite){ _try_val_to_str_ext_init, 0, (sizeof (ssl_31_ciphersuite) / sizeof ((ssl_31_ciphersuite)[0]))-1, ssl_31_ciphersuite, "ssl_31_ciphersuite" , ((void*)0) };
1317 |
1318 | /* http://www.iana.org/assignments/tls-extensiontype-values/tls-extensiontype-values.xhtml#tls-extensiontype-values-1 */
1319 | const value_string tls_hello_extension_types[] = {
1320 | { SSL_HND_HELLO_EXT_SERVER_NAME0, "server_name" }, /* RFC 6066 */
1321 | { SSL_HND_HELLO_EXT_MAX_FRAGMENT_LENGTH1, "max_fragment_length" },/* RFC 6066 */
1322 | { SSL_HND_HELLO_EXT_CLIENT_CERTIFICATE_URL2, "client_certificate_url" }, /* RFC 6066 */
1323 | { SSL_HND_HELLO_EXT_TRUSTED_CA_KEYS3, "trusted_ca_keys" }, /* RFC 6066 */
1324 | { SSL_HND_HELLO_EXT_TRUNCATED_HMAC4, "truncated_hmac" }, /* RFC 6066 */
1325 | { SSL_HND_HELLO_EXT_STATUS_REQUEST5, "status_request" }, /* RFC 6066 */
1326 | { SSL_HND_HELLO_EXT_USER_MAPPING6, "user_mapping" }, /* RFC 4681 */
1327 | { SSL_HND_HELLO_EXT_CLIENT_AUTHZ7, "client_authz" }, /* RFC 5878 */
1328 | { SSL_HND_HELLO_EXT_SERVER_AUTHZ8, "server_authz" }, /* RFC 5878 */
1329 | { SSL_HND_HELLO_EXT_CERT_TYPE9, "cert_type" }, /* RFC 6091 */
1330 | { SSL_HND_HELLO_EXT_SUPPORTED_GROUPS10, "supported_groups" }, /* RFC 4492, RFC 7919 */
1331 | { SSL_HND_HELLO_EXT_EC_POINT_FORMATS11, "ec_point_formats" }, /* RFC 4492 */
1332 | { SSL_HND_HELLO_EXT_SRP12, "srp" }, /* RFC 5054 */
1333 | { SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS13, "signature_algorithms" }, /* RFC 5246 */
1334 | { SSL_HND_HELLO_EXT_USE_SRTP14, "use_srtp" }, /* RFC 5764 */
1335 | { SSL_HND_HELLO_EXT_HEARTBEAT15, "heartbeat" }, /* RFC 6520 */
1336 | { SSL_HND_HELLO_EXT_ALPN16, "application_layer_protocol_negotiation" }, /* RFC 7301 */
1337 | { SSL_HND_HELLO_EXT_STATUS_REQUEST_V217, "status_request_v2" }, /* RFC 6961 */
1338 | { SSL_HND_HELLO_EXT_SIGNED_CERTIFICATE_TIMESTAMP18, "signed_certificate_timestamp" }, /* RFC 6962 */
1339 | { SSL_HND_HELLO_EXT_CLIENT_CERT_TYPE19, "client_certificate_type" }, /* RFC 7250 */
1340 | { SSL_HND_HELLO_EXT_SERVER_CERT_TYPE20, "server_certificate_type" }, /* RFC 7250 */
1341 | { SSL_HND_HELLO_EXT_PADDING21, "padding" }, /* RFC 7685 */
1342 | { SSL_HND_HELLO_EXT_ENCRYPT_THEN_MAC22, "encrypt_then_mac" }, /* RFC 7366 */
1343 | { SSL_HND_HELLO_EXT_EXTENDED_MASTER_SECRET23, "extended_master_secret" }, /* RFC 7627 */
1344 | { SSL_HND_HELLO_EXT_TOKEN_BINDING24, "token_binding" }, /* https://tools.ietf.org/html/draft-ietf-tokbind-negotiation */
1345 | { SSL_HND_HELLO_EXT_CACHED_INFO25, "cached_info" }, /* RFC 7924 */
1346 | { SSL_HND_HELLO_EXT_COMPRESS_CERTIFICATE27, "compress_certificate" }, /* https://tools.ietf.org/html/draft-ietf-tls-certificate-compression-03 */
1347 | { SSL_HND_HELLO_EXT_RECORD_SIZE_LIMIT28, "record_size_limit" }, /* RFC 8449 */
1348 | { SSL_HND_HELLO_EXT_DELEGATED_CREDENTIALS34, "delegated_credentials" }, /* draft-ietf-tls-subcerts-10.txt */
1349 | { SSL_HND_HELLO_EXT_SESSION_TICKET_TLS35, "session_ticket" }, /* RFC 5077 / RFC 8447 */
1350 | { SSL_HND_HELLO_EXT_KEY_SHARE_OLD40, "Reserved (key_share)" }, /* https://tools.ietf.org/html/draft-ietf-tls-tls13-22 (removed in -23) */
1351 | { SSL_HND_HELLO_EXT_PRE_SHARED_KEY41, "pre_shared_key" }, /* RFC 8446 */
1352 | { SSL_HND_HELLO_EXT_EARLY_DATA42, "early_data" }, /* RFC 8446 */
1353 | { SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43, "supported_versions" }, /* RFC 8446 */
1354 | { SSL_HND_HELLO_EXT_COOKIE44, "cookie" }, /* RFC 8446 */
1355 | { SSL_HND_HELLO_EXT_PSK_KEY_EXCHANGE_MODES45, "psk_key_exchange_modes" }, /* RFC 8446 */
1356 | { SSL_HND_HELLO_EXT_TICKET_EARLY_DATA_INFO46, "Reserved (ticket_early_data_info)" }, /* draft-ietf-tls-tls13-18 (removed in -19) */
1357 | { SSL_HND_HELLO_EXT_CERTIFICATE_AUTHORITIES47, "certificate_authorities" }, /* RFC 8446 */
1358 | { SSL_HND_HELLO_EXT_OID_FILTERS48, "oid_filters" }, /* RFC 8446 */
1359 | { SSL_HND_HELLO_EXT_POST_HANDSHAKE_AUTH49, "post_handshake_auth" }, /* RFC 8446 */
1360 | { SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS_CERT50, "signature_algorithms_cert" }, /* RFC 8446 */
1361 | { SSL_HND_HELLO_EXT_KEY_SHARE51, "key_share" }, /* RFC 8446 */
1362 | { SSL_HND_HELLO_EXT_TRANSPARENCY_INFO52, "transparency_info" }, /* draft-ietf-trans-rfc6962-bis-41 */
1363 | { SSL_HND_HELLO_EXT_CONNECTION_ID_DEPRECATED53, "connection_id (deprecated)" }, /* draft-ietf-tls-dtls-connection-id-07 */
1364 | { SSL_HND_HELLO_EXT_CONNECTION_ID54, "connection_id" }, /* RFC 9146 */
1365 | { SSL_HND_HELLO_EXT_EXTERNAL_ID_HASH55, "external_id_hash" }, /* RFC 8844 */
1366 | { SSL_HND_HELLO_EXT_EXTERNAL_SESSION_ID56, "external_session_id" }, /* RFC 8844 */
1367 | { SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS_V157, "quic_transport_parameters" }, /* draft-ietf-quic-tls-33 */
1368 | { SSL_HND_HELLO_EXT_TICKET_REQUEST58, "ticket_request" }, /* draft-ietf-tls-ticketrequests-07 */
1369 | { SSL_HND_HELLO_EXT_DNSSEC_CHAIN59, "dnssec_chain" }, /* RFC 9102 */
1370 | { SSL_HND_HELLO_EXT_GREASE_0A0A2570, "Reserved (GREASE)" }, /* RFC 8701 */
1371 | { SSL_HND_HELLO_EXT_GREASE_1A1A6682, "Reserved (GREASE)" }, /* RFC 8701 */
1372 | { SSL_HND_HELLO_EXT_GREASE_2A2A10794, "Reserved (GREASE)" }, /* RFC 8701 */
1373 | { SSL_HND_HELLO_EXT_NPN13172, "next_protocol_negotiation"}, /* https://datatracker.ietf.org/doc/html/draft-agl-tls-nextprotoneg-03 */
1374 | { SSL_HND_HELLO_EXT_GREASE_3A3A14906, "Reserved (GREASE)" }, /* RFC 8701 */
1375 | { SSL_HND_HELLO_EXT_ALPS_OLD17513, "application_settings_old" }, /* draft-vvv-tls-alps-01 */
1376 | { SSL_HND_HELLO_EXT_ALPS17613, "application_settings" }, /* draft-vvv-tls-alps-01 */ /* https://chromestatus.com/feature/5149147365900288 */
1377 | { SSL_HND_HELLO_EXT_GREASE_4A4A19018, "Reserved (GREASE)" }, /* RFC 8701 */
1378 | { SSL_HND_HELLO_EXT_GREASE_5A5A23130, "Reserved (GREASE)" }, /* RFC 8701 */
1379 | { SSL_HND_HELLO_EXT_GREASE_6A6A27242, "Reserved (GREASE)" }, /* RFC 8701 */
1380 | { SSL_HND_HELLO_EXT_CHANNEL_ID_OLD30031, "channel_id_old" }, /* https://tools.ietf.org/html/draft-balfanz-tls-channelid-00
1381 | https://twitter.com/ericlaw/status/274237352531083264 */
1382 | { SSL_HND_HELLO_EXT_CHANNEL_ID30032, "channel_id" }, /* https://tools.ietf.org/html/draft-balfanz-tls-channelid-01
1383 | https://code.google.com/p/chromium/codesearch#chromium/src/net/third_party/nss/ssl/sslt.h&l=209 */
1384 | { SSL_HND_HELLO_EXT_RENEGOTIATION_INFO65281, "renegotiation_info" }, /* RFC 5746 */
1385 | { SSL_HND_HELLO_EXT_GREASE_7A7A31354, "Reserved (GREASE)" }, /* RFC 8701 */
1386 | { SSL_HND_HELLO_EXT_GREASE_8A8A35466, "Reserved (GREASE)" }, /* RFC 8701 */
1387 | { SSL_HND_HELLO_EXT_GREASE_9A9A39578, "Reserved (GREASE)" }, /* RFC 8701 */
1388 | { SSL_HND_HELLO_EXT_GREASE_AAAA43690, "Reserved (GREASE)" }, /* RFC 8701 */
1389 | { SSL_HND_HELLO_EXT_GREASE_BABA47802, "Reserved (GREASE)" }, /* RFC 8701 */
1390 | { SSL_HND_HELLO_EXT_GREASE_CACA51914, "Reserved (GREASE)" }, /* RFC 8701 */
1391 | { SSL_HND_HELLO_EXT_GREASE_DADA56026, "Reserved (GREASE)" }, /* RFC 8701 */
1392 | { SSL_HND_HELLO_EXT_GREASE_EAEA60138, "Reserved (GREASE)" }, /* RFC 8701 */
1393 | { SSL_HND_HELLO_EXT_GREASE_FAFA64250, "Reserved (GREASE)" }, /* RFC 8701 */
1394 | { SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS65445, "quic_transport_parameters (drafts version)" }, /* https://tools.ietf.org/html/draft-ietf-quic-tls */
1395 | { SSL_HND_HELLO_EXT_ENCRYPTED_SERVER_NAME65486, "encrypted_server_name" }, /* https://tools.ietf.org/html/draft-ietf-tls-esni-01 */
1396 | { SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037, "encrypted_client_hello" }, /* https://datatracker.ietf.org/doc/draft-ietf-tls-esni/17/ */
1397 | { SSL_HND_HELLO_EXT_ECH_OUTER_EXTENSIONS64768, "ech_outer_extensions" }, /* https://datatracker.ietf.org/doc/draft-ietf-tls-esni/17/ */
1398 | { 0, NULL((void*)0) }
1399 | };
1400 |
1401 | const value_string tls_hello_ext_server_name_type_vs[] = {
1402 | { 0, "host_name" },
1403 | { 0, NULL((void*)0) }
1404 | };
1405 |
1406 | /* RFC 6066 Section 4 */
1407 | const value_string tls_hello_ext_max_fragment_length[] = {
1408 | { 1, "512" }, // 2^9
1409 | { 2, "1024" }, // 2^10
1410 | { 3, "2048" }, // 2^11
1411 | { 4, "4096" }, // 2^12
1412 | { 0, NULL((void*)0) }
1413 | };
1414 |
1415 | /* RFC 8446 Section 4.2.9 */
1416 | const value_string tls_hello_ext_psk_ke_mode[] = {
1417 | { 0, "PSK-only key establishment (psk_ke)" },
1418 | { 1, "PSK with (EC)DHE key establishment (psk_dhe_ke)" },
1419 | { 0, NULL((void*)0) }
1420 | };
1421 |
1422 | /* RFC 6066 Section 6 */
1423 | const value_string tls_hello_ext_trusted_ca_key_type[] = {
1424 | {0, "pre_agreed"},
1425 | {1, "key_sha1_hash"},
1426 | {2, "x509_name"},
1427 | {3, "cert_sha1_hash"},
1428 | {0, NULL((void*)0)}
1429 | };
1430 |
1431 | const value_string tls13_key_update_request[] = {
1432 | { 0, "update_not_requested" },
1433 | { 1, "update_requested" },
1434 | { 0, NULL((void*)0) }
1435 | };
1436 |
1437 | /* RFC 5246 7.4.1.4.1 */
1438 | /* https://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml */
1439 | /* Note that the TLS 1.3 SignatureScheme registry reserves all values
1440 | * with first octet 0x00-0x06 and all values with second octet 0x00-0x03
1441 | * for backwards compatibility with TLS 1.2 SignatureAndHashAlgorithm.
1442 | *
1443 | * RFC 8422 and RFC 9189 add official support in TLS 1.2 for some algorithms
1444 | * originally defined for TLS 1.3, and extend the TLS SignatureAlgorithm
1445 | * and TLS HashAlgorithm registries, but the new values are not compatible
1446 | * with all of the TLS 1.3-only SignatureSchemes. Adding those values could
1447 | * cause confusion if used to interpret one of those schemes in a
1448 | * signature_algorithms extension offered in a TLS 1.3 ClientHello.
1449 | */
1450 | const value_string tls_hash_algorithm[] = {
1451 | { 0, "None" },
1452 | { 1, "MD5" },
1453 | { 2, "SHA1" },
1454 | { 3, "SHA224" },
1455 | { 4, "SHA256" },
1456 | { 5, "SHA384" },
1457 | { 6, "SHA512" },
1458 | #if 0
1459 | /* RFC 8422 adds this to the HashAlgorithm registry, but it really
1460 | * only applies to 0x0807 and 0x0808, not for other TLS 1.3
1461 | * SignatureSchemes with 0x08 in the octet used for Hash in TLS 1.2.
1462 | * E.g., we don't want to display this for 0x0806 rsa_pss_rsae_sha512.
1463 | */
1464 | { 8, "Intrinsic" },
1465 | #endif
1466 | { 0, NULL((void*)0) }
1467 | };
1468 |
1469 | const value_string tls_signature_algorithm[] = {
1470 | { 0, "Anonymous" },
1471 | { 1, "RSA" },
1472 | { 2, "DSA" },
1473 | { 3, "ECDSA" },
1474 | #if 0
1475 | /* As above. */
1476 | { 7, "ED25519" },
1477 | { 8, "ED448" },
1478 | { 64, "GOSTR34102012_256" },
1479 | { 65, "GOSTR34102012_512" },
1480 | #endif
1481 | { 0, NULL((void*)0) }
1482 | };
1483 |
1484 | /* RFC 8446 Section 4.2.3 */
1485 | const value_string tls13_signature_algorithm[] = {
1486 | { 0x0201, "rsa_pkcs1_sha1" },
1487 | { 0x0203, "ecdsa_sha1" },
1488 | { 0x0401, "rsa_pkcs1_sha256" },
1489 | { 0x0403, "ecdsa_secp256r1_sha256" },
1490 | { 0x0420, "rsa_pkcs1_sha256_legacy" }, /* draft-davidben-tls13-pkcs1-01 */
1491 | { 0x0501, "rsa_pkcs1_sha384" },
1492 | { 0x0503, "ecdsa_secp384r1_sha384" },
1493 | { 0x0520, "rsa_pkcs1_sha384_legacy" }, /* draft-davidben-tls13-pkcs1-01 */
1494 | { 0x0601, "rsa_pkcs1_sha512" },
1495 | { 0x0603, "ecdsa_secp521r1_sha512" },
1496 | { 0x0620, "rsa_pkcs1_sha512_legacy" }, /* draft-davidben-tls13-pkcs1-01 */
1497 | { 0x0708, "sm2sig_sm3" },
1498 | { 0x0709, "gostr34102012_256a" }, /* RFC9367 */
1499 | { 0x070a, "gostr34102012_256b" }, /* RFC9367 */
1500 | { 0x070b, "gostr34102012_256c" }, /* RFC9367 */
1501 | { 0x070c, "gostr34102012_256d" }, /* RFC9367 */
1502 | { 0x070d, "gostr34102012_512a" }, /* RFC9367 */
1503 | { 0x070e, "gostr34102012_512b" }, /* RFC9367 */
1504 | { 0x070f, "gostr34102012_512c" }, /* RFC9367 */
1505 | { 0x0804, "rsa_pss_rsae_sha256" },
1506 | { 0x0805, "rsa_pss_rsae_sha384" },
1507 | { 0x0806, "rsa_pss_rsae_sha512" },
1508 | { 0x0807, "ed25519" },
1509 | { 0x0808, "ed448" },
1510 | { 0x0809, "rsa_pss_pss_sha256" },
1511 | { 0x080a, "rsa_pss_pss_sha384" },
1512 | { 0x080b, "rsa_pss_pss_sha512" },
1513 | { 0x081a, "ecdsa_brainpoolP256r1tls13_sha256" }, /* RFC8734 */
1514 | { 0x081b, "ecdsa_brainpoolP384r1tls13_sha384" }, /* RFC8734 */
1515 | { 0x081c, "ecdsa_brainpoolP512r1tls13_sha512" }, /* RFC8734 */
1516 | /* PQC digital signature algorithms from OQS-OpenSSL,
1517 | see https://github.com/open-quantum-safe/openssl/blob/OQS-OpenSSL_1_1_1-stable/oqs-template/oqs-sig-info.md */
1518 | { 0xfea0, "dilithium2" },
1519 | { 0xfea1, "p256_dilithium2" },
1520 | { 0xfea2, "rsa3072_dilithium2" },
1521 | { 0xfea3, "dilithium3" },
1522 | { 0xfea4, "p384_dilithium3" },
1523 | { 0xfea5, "dilithium5" },
1524 | { 0xfea6, "p521_dilithium5" },
1525 | { 0xfea7, "dilithium2_aes" },
1526 | { 0xfea8, "p256_dilithium2_aes" },
1527 | { 0xfea9, "rsa3072_dilithium2_aes" },
1528 | { 0xfeaa, "dilithium3_aes" },
1529 | { 0xfeab, "p384_dilithium3_aes" },
1530 | { 0xfeac, "dilithium5_aes" },
1531 | { 0xfead, "p521_dilithium5_aes" },
1532 | { 0xfe0b, "falcon512" },
1533 | { 0xfe0c, "p256_falcon512" },
1534 | { 0xfe0d, "rsa3072_falcon512" },
1535 | { 0xfe0e, "falcon1024" },
1536 | { 0xfe0f, "p521_falcon1024" },
1537 | { 0xfe96, "picnicl1full" },
1538 | { 0xfe97, "p256_picnicl1full" },
1539 | { 0xfe98, "rsa3072_picnicl1full" },
1540 | { 0xfe1b, "picnic3l1" },
1541 | { 0xfe1c, "p256_picnic3l1" },
1542 | { 0xfe1d, "rsa3072_picnic3l1" },
1543 | { 0xfe27, "rainbowIclassic" },
1544 | { 0xfe28, "p256_rainbowIclassic" },
1545 | { 0xfe29, "rsa3072_rainbowIclassic" },
1546 | { 0xfe3c, "rainbowVclassic" },
1547 | { 0xfe3d, "p521_rainbowVclassic" },
1548 | { 0xfe42, "sphincsharaka128frobust" },
1549 | { 0xfe43, "p256_sphincsharaka128frobust" },
1550 | { 0xfe44, "rsa3072_sphincsharaka128frobust" },
1551 | { 0xfe5e, "sphincssha256128frobust" },
1552 | { 0xfe5f, "p256_sphincssha256128frobust" },
1553 | { 0xfe60, "rsa3072_sphincssha256128frobust" },
1554 | { 0xfe7a, "sphincsshake256128frobust" },
1555 | { 0xfe7b, "p256_sphincsshake256128frobust" },
1556 | { 0xfe7c, "rsa3072_sphincsshake256128frobust" },
1557 | { 0, NULL((void*)0) }
1558 | };
1559 |
1560 | /* RFC 6091 3.1 */
1561 | const value_string tls_certificate_type[] = {
1562 | { 0, "X.509" },
1563 | { 1, "OpenPGP" },
1564 | { SSL_HND_CERT_TYPE_RAW_PUBLIC_KEY2, "Raw Public Key" }, /* RFC 7250 */
1565 | { 0, NULL((void*)0) }
1566 | };
1567 |
1568 | const value_string tls_cert_chain_type[] = {
1569 | { SSL_HND_CERT_URL_TYPE_INDIVIDUAL_CERT1, "Individual Certificates" },
1570 | { SSL_HND_CERT_URL_TYPE_PKIPATH2, "PKI Path" },
1571 | { 0, NULL((void*)0) }
1572 | };
1573 |
1574 | const value_string tls_cert_status_type[] = {
1575 | { SSL_HND_CERT_STATUS_TYPE_OCSP1, "OCSP" },
1576 | { SSL_HND_CERT_STATUS_TYPE_OCSP_MULTI2, "OCSP Multi" },
1577 | { 0, NULL((void*)0) }
1578 | };
1579 |
1580 | /* Generated by tools/make-tls-ct-logids.py
1581 | * Last-Modified Sat, 13 Sep 2025 15:24:25 GMT, 186 entries. */
1582 | static const bytes_string ct_logids[] = {
1583 | { (const uint8_t[]){
1584 | 0xb2, 0x1e, 0x05, 0xcc, 0x8b, 0xa2, 0xcd, 0x8a, 0x20, 0x4e, 0x87,
1585 | 0x66, 0xf9, 0x2b, 0xb9, 0x8a, 0x25, 0x20, 0x67, 0x6b, 0xda, 0xfa,
1586 | 0x70, 0xe7, 0xb2, 0x49, 0x53, 0x2d, 0xef, 0x8b, 0x90, 0x5e,
1587 | },
1588 | 32, "Google 'Argon2020' log" },
1589 | { (const uint8_t[]){
1590 | 0xf6, 0x5c, 0x94, 0x2f, 0xd1, 0x77, 0x30, 0x22, 0x14, 0x54, 0x18,
1591 | 0x08, 0x30, 0x94, 0x56, 0x8e, 0xe3, 0x4d, 0x13, 0x19, 0x33, 0xbf,
1592 | 0xdf, 0x0c, 0x2f, 0x20, 0x0b, 0xcc, 0x4e, 0xf1, 0x64, 0xe3,
1593 | },
1594 | 32, "Google 'Argon2021' log" },
1595 | { (const uint8_t[]){
1596 | 0x29, 0x79, 0xbe, 0xf0, 0x9e, 0x39, 0x39, 0x21, 0xf0, 0x56, 0x73,
1597 | 0x9f, 0x63, 0xa5, 0x77, 0xe5, 0xbe, 0x57, 0x7d, 0x9c, 0x60, 0x0a,
1598 | 0xf8, 0xf9, 0x4d, 0x5d, 0x26, 0x5c, 0x25, 0x5d, 0xc7, 0x84,
1599 | },
1600 | 32, "Google 'Argon2022' log" },
1601 | { (const uint8_t[]){
1602 | 0xe8, 0x3e, 0xd0, 0xda, 0x3e, 0xf5, 0x06, 0x35, 0x32, 0xe7, 0x57,
1603 | 0x28, 0xbc, 0x89, 0x6b, 0xc9, 0x03, 0xd3, 0xcb, 0xd1, 0x11, 0x6b,
1604 | 0xec, 0xeb, 0x69, 0xe1, 0x77, 0x7d, 0x6d, 0x06, 0xbd, 0x6e,
1605 | },
1606 | 32, "Google 'Argon2023' log" },
1607 | { (const uint8_t[]){
1608 | 0xee, 0xcd, 0xd0, 0x64, 0xd5, 0xdb, 0x1a, 0xce, 0xc5, 0x5c, 0xb7,
1609 | 0x9d, 0xb4, 0xcd, 0x13, 0xa2, 0x32, 0x87, 0x46, 0x7c, 0xbc, 0xec,
1610 | 0xde, 0xc3, 0x51, 0x48, 0x59, 0x46, 0x71, 0x1f, 0xb5, 0x9b,
1611 | },
1612 | 32, "Google 'Argon2024' log" },
1613 | { (const uint8_t[]){
1614 | 0x4e, 0x75, 0xa3, 0x27, 0x5c, 0x9a, 0x10, 0xc3, 0x38, 0x5b, 0x6c,
1615 | 0xd4, 0xdf, 0x3f, 0x52, 0xeb, 0x1d, 0xf0, 0xe0, 0x8e, 0x1b, 0x8d,
1616 | 0x69, 0xc0, 0xb1, 0xfa, 0x64, 0xb1, 0x62, 0x9a, 0x39, 0xdf,
1617 | },
1618 | 32, "Google 'Argon2025h1' log" },
1619 | { (const uint8_t[]){
1620 | 0x12, 0xf1, 0x4e, 0x34, 0xbd, 0x53, 0x72, 0x4c, 0x84, 0x06, 0x19,
1621 | 0xc3, 0x8f, 0x3f, 0x7a, 0x13, 0xf8, 0xe7, 0xb5, 0x62, 0x87, 0x88,
1622 | 0x9c, 0x6d, 0x30, 0x05, 0x84, 0xeb, 0xe5, 0x86, 0x26, 0x3a,
1623 | },
1624 | 32, "Google 'Argon2025h2' log" },
1625 | { (const uint8_t[]){
1626 | 0x0e, 0x57, 0x94, 0xbc, 0xf3, 0xae, 0xa9, 0x3e, 0x33, 0x1b, 0x2c,
1627 | 0x99, 0x07, 0xb3, 0xf7, 0x90, 0xdf, 0x9b, 0xc2, 0x3d, 0x71, 0x32,
1628 | 0x25, 0xdd, 0x21, 0xa9, 0x25, 0xac, 0x61, 0xc5, 0x4e, 0x21,
1629 | },
1630 | 32, "Google 'Argon2026h1' log" },
1631 | { (const uint8_t[]){
1632 | 0xd7, 0x6d, 0x7d, 0x10, 0xd1, 0xa7, 0xf5, 0x77, 0xc2, 0xc7, 0xe9,
1633 | 0x5f, 0xd7, 0x00, 0xbf, 0xf9, 0x82, 0xc9, 0x33, 0x5a, 0x65, 0xe1,
1634 | 0xd0, 0xb3, 0x01, 0x73, 0x17, 0xc0, 0xc8, 0xc5, 0x69, 0x77,
1635 | },
1636 | 32, "Google 'Argon2026h2' log" },
1637 | { (const uint8_t[]){
1638 | 0xd6, 0xd5, 0x8d, 0xa9, 0xd0, 0x17, 0x53, 0xf3, 0x6a, 0x4a, 0xa0,
1639 | 0xc7, 0x57, 0x49, 0x02, 0xaf, 0xeb, 0xc7, 0xdc, 0x2c, 0xd3, 0x8c,
1640 | 0xd9, 0xf7, 0x64, 0xc8, 0x0c, 0x89, 0x19, 0x1e, 0x9f, 0x02,
1641 | },
1642 | 32, "Google 'Argon2027h1'" },
1643 | { (const uint8_t[]){
1644 | 0x07, 0xb7, 0x5c, 0x1b, 0xe5, 0x7d, 0x68, 0xff, 0xf1, 0xb0, 0xc6,
1645 | 0x1d, 0x23, 0x15, 0xc7, 0xba, 0xe6, 0x57, 0x7c, 0x57, 0x94, 0xb7,
1646 | 0x6a, 0xee, 0xbc, 0x61, 0x3a, 0x1a, 0x69, 0xd3, 0xa2, 0x1c,
1647 | },
1648 | 32, "Google 'Xenon2020' log" },
1649 | { (const uint8_t[]){
1650 | 0x7d, 0x3e, 0xf2, 0xf8, 0x8f, 0xff, 0x88, 0x55, 0x68, 0x24, 0xc2,
1651 | 0xc0, 0xca, 0x9e, 0x52, 0x89, 0x79, 0x2b, 0xc5, 0x0e, 0x78, 0x09,
1652 | 0x7f, 0x2e, 0x6a, 0x97, 0x68, 0x99, 0x7e, 0x22, 0xf0, 0xd7,
1653 | },
1654 | 32, "Google 'Xenon2021' log" },
1655 | { (const uint8_t[]){
1656 | 0x46, 0xa5, 0x55, 0xeb, 0x75, 0xfa, 0x91, 0x20, 0x30, 0xb5, 0xa2,
1657 | 0x89, 0x69, 0xf4, 0xf3, 0x7d, 0x11, 0x2c, 0x41, 0x74, 0xbe, 0xfd,
1658 | 0x49, 0xb8, 0x85, 0xab, 0xf2, 0xfc, 0x70, 0xfe, 0x6d, 0x47,
1659 | },
1660 | 32, "Google 'Xenon2022' log" },
1661 | { (const uint8_t[]){
1662 | 0xad, 0xf7, 0xbe, 0xfa, 0x7c, 0xff, 0x10, 0xc8, 0x8b, 0x9d, 0x3d,
1663 | 0x9c, 0x1e, 0x3e, 0x18, 0x6a, 0xb4, 0x67, 0x29, 0x5d, 0xcf, 0xb1,
1664 | 0x0c, 0x24, 0xca, 0x85, 0x86, 0x34, 0xeb, 0xdc, 0x82, 0x8a,
1665 | },
1666 | 32, "Google 'Xenon2023' log" },
1667 | { (const uint8_t[]){
1668 | 0x76, 0xff, 0x88, 0x3f, 0x0a, 0xb6, 0xfb, 0x95, 0x51, 0xc2, 0x61,
1669 | 0xcc, 0xf5, 0x87, 0xba, 0x34, 0xb4, 0xa4, 0xcd, 0xbb, 0x29, 0xdc,
1670 | 0x68, 0x42, 0x0a, 0x9f, 0xe6, 0x67, 0x4c, 0x5a, 0x3a, 0x74,
1671 | },
1672 | 32, "Google 'Xenon2024' log" },
1673 | { (const uint8_t[]){
1674 | 0xcf, 0x11, 0x56, 0xee, 0xd5, 0x2e, 0x7c, 0xaf, 0xf3, 0x87, 0x5b,
1675 | 0xd9, 0x69, 0x2e, 0x9b, 0xe9, 0x1a, 0x71, 0x67, 0x4a, 0xb0, 0x17,
1676 | 0xec, 0xac, 0x01, 0xd2, 0x5b, 0x77, 0xce, 0xcc, 0x3b, 0x08,
1677 | },
1678 | 32, "Google 'Xenon2025h1' log" },
1679 | { (const uint8_t[]){
1680 | 0xdd, 0xdc, 0xca, 0x34, 0x95, 0xd7, 0xe1, 0x16, 0x05, 0xe7, 0x95,
1681 | 0x32, 0xfa, 0xc7, 0x9f, 0xf8, 0x3d, 0x1c, 0x50, 0xdf, 0xdb, 0x00,
1682 | 0x3a, 0x14, 0x12, 0x76, 0x0a, 0x2c, 0xac, 0xbb, 0xc8, 0x2a,
1683 | },
1684 | 32, "Google 'Xenon2025h2' log" },
1685 | { (const uint8_t[]){
1686 | 0x96, 0x97, 0x64, 0xbf, 0x55, 0x58, 0x97, 0xad, 0xf7, 0x43, 0x87,
1687 | 0x68, 0x37, 0x08, 0x42, 0x77, 0xe9, 0xf0, 0x3a, 0xd5, 0xf6, 0xa4,
1688 | 0xf3, 0x36, 0x6e, 0x46, 0xa4, 0x3f, 0x0f, 0xca, 0xa9, 0xc6,
1689 | },
1690 | 32, "Google 'Xenon2026h1' log" },
1691 | { (const uint8_t[]){
1692 | 0xd8, 0x09, 0x55, 0x3b, 0x94, 0x4f, 0x7a, 0xff, 0xc8, 0x16, 0x19,
1693 | 0x6f, 0x94, 0x4f, 0x85, 0xab, 0xb0, 0xf8, 0xfc, 0x5e, 0x87, 0x55,
1694 | 0x26, 0x0f, 0x15, 0xd1, 0x2e, 0x72, 0xbb, 0x45, 0x4b, 0x14,
1695 | },
1696 | 32, "Google 'Xenon2026h2' log" },
1697 | { (const uint8_t[]){
1698 | 0x44, 0xc2, 0xbd, 0x0c, 0xe9, 0x14, 0x0e, 0x64, 0xa5, 0xc9, 0x4a,
1699 | 0x01, 0x93, 0x0a, 0x5a, 0xa1, 0xbb, 0x35, 0x97, 0x0e, 0x00, 0xee,
1700 | 0x11, 0x16, 0x89, 0x68, 0x2a, 0x1c, 0x44, 0xd7, 0xb5, 0x66,
1701 | },
1702 | 32, "Google 'Xenon2027h1'" },
1703 | { (const uint8_t[]){
1704 | 0x68, 0xf6, 0x98, 0xf8, 0x1f, 0x64, 0x82, 0xbe, 0x3a, 0x8c, 0xee,
1705 | 0xb9, 0x28, 0x1d, 0x4c, 0xfc, 0x71, 0x51, 0x5d, 0x67, 0x93, 0xd4,
1706 | 0x44, 0xd1, 0x0a, 0x67, 0xac, 0xbb, 0x4f, 0x4f, 0xfb, 0xc4,
1707 | },
1708 | 32, "Google 'Aviator' log" },
1709 | { (const uint8_t[]){
1710 | 0x29, 0x3c, 0x51, 0x96, 0x54, 0xc8, 0x39, 0x65, 0xba, 0xaa, 0x50,
1711 | 0xfc, 0x58, 0x07, 0xd4, 0xb7, 0x6f, 0xbf, 0x58, 0x7a, 0x29, 0x72,
1712 | 0xdc, 0xa4, 0xc3, 0x0c, 0xf4, 0xe5, 0x45, 0x47, 0xf4, 0x78,
1713 | },
1714 | 32, "Google 'Icarus' log" },
1715 | { (const uint8_t[]){
1716 | 0xa4, 0xb9, 0x09, 0x90, 0xb4, 0x18, 0x58, 0x14, 0x87, 0xbb, 0x13,
1717 | 0xa2, 0xcc, 0x67, 0x70, 0x0a, 0x3c, 0x35, 0x98, 0x04, 0xf9, 0x1b,
1718 | 0xdf, 0xb8, 0xe3, 0x77, 0xcd, 0x0e, 0xc8, 0x0d, 0xdc, 0x10,
1719 | },
1720 | 32, "Google 'Pilot' log" },
1721 | { (const uint8_t[]){
1722 | 0xee, 0x4b, 0xbd, 0xb7, 0x75, 0xce, 0x60, 0xba, 0xe1, 0x42, 0x69,
1723 | 0x1f, 0xab, 0xe1, 0x9e, 0x66, 0xa3, 0x0f, 0x7e, 0x5f, 0xb0, 0x72,
1724 | 0xd8, 0x83, 0x00, 0xc4, 0x7b, 0x89, 0x7a, 0xa8, 0xfd, 0xcb,
1725 | },
1726 | 32, "Google 'Rocketeer' log" },
1727 | { (const uint8_t[]){
1728 | 0xbb, 0xd9, 0xdf, 0xbc, 0x1f, 0x8a, 0x71, 0xb5, 0x93, 0x94, 0x23,
1729 | 0x97, 0xaa, 0x92, 0x7b, 0x47, 0x38, 0x57, 0x95, 0x0a, 0xab, 0x52,
1730 | 0xe8, 0x1a, 0x90, 0x96, 0x64, 0x36, 0x8e, 0x1e, 0xd1, 0x85,
1731 | },
1732 | 32, "Google 'Skydiver' log" },
1733 | { (const uint8_t[]){
1734 | 0xfa, 0xd4, 0xc9, 0x7c, 0xc4, 0x9e, 0xe2, 0xf8, 0xac, 0x85, 0xc5,
1735 | 0xea, 0x5c, 0xea, 0x09, 0xd0, 0x22, 0x0d, 0xbb, 0xf4, 0xe4, 0x9c,
1736 | 0x6b, 0x50, 0x66, 0x2f, 0xf8, 0x68, 0xf8, 0x6b, 0x8c, 0x28,
1737 | },
1738 | 32, "Google 'Argon2017' log" },
1739 | { (const uint8_t[]){
1740 | 0xa4, 0x50, 0x12, 0x69, 0x05, 0x5a, 0x15, 0x54, 0x5e, 0x62, 0x11,
1741 | 0xab, 0x37, 0xbc, 0x10, 0x3f, 0x62, 0xae, 0x55, 0x76, 0xa4, 0x5e,
1742 | 0x4b, 0x17, 0x14, 0x45, 0x3e, 0x1b, 0x22, 0x10, 0x6a, 0x25,
1743 | },
1744 | 32, "Google 'Argon2018' log" },
1745 | { (const uint8_t[]){
1746 | 0x63, 0xf2, 0xdb, 0xcd, 0xe8, 0x3b, 0xcc, 0x2c, 0xcf, 0x0b, 0x72,
1747 | 0x84, 0x27, 0x57, 0x6b, 0x33, 0xa4, 0x8d, 0x61, 0x77, 0x8f, 0xbd,
1748 | 0x75, 0xa6, 0x38, 0xb1, 0xc7, 0x68, 0x54, 0x4b, 0xd8, 0x8d,
1749 | },
1750 | 32, "Google 'Argon2019' log" },
1751 | { (const uint8_t[]){
1752 | 0xb1, 0x0c, 0xd5, 0x59, 0xa6, 0xd6, 0x78, 0x46, 0x81, 0x1f, 0x7d,
1753 | 0xf9, 0xa5, 0x15, 0x32, 0x73, 0x9a, 0xc4, 0x8d, 0x70, 0x3b, 0xea,
1754 | 0x03, 0x23, 0xda, 0x5d, 0x38, 0x75, 0x5b, 0xc0, 0xad, 0x4e,
1755 | },
1756 | 32, "Google 'Xenon2018' log" },
1757 | { (const uint8_t[]){
1758 | 0x08, 0x41, 0x14, 0x98, 0x00, 0x71, 0x53, 0x2c, 0x16, 0x19, 0x04,
1759 | 0x60, 0xbc, 0xfc, 0x47, 0xfd, 0xc2, 0x65, 0x3a, 0xfa, 0x29, 0x2c,
1760 | 0x72, 0xb3, 0x7f, 0xf8, 0x63, 0xae, 0x29, 0xcc, 0xc9, 0xf0,
1761 | },
1762 | 32, "Google 'Xenon2019' log" },
1763 | { (const uint8_t[]){
1764 | 0xa8, 0x99, 0xd8, 0x78, 0x0c, 0x92, 0x90, 0xaa, 0xf4, 0x62, 0xf3,
1765 | 0x18, 0x80, 0xcc, 0xfb, 0xd5, 0x24, 0x51, 0xe9, 0x70, 0xd0, 0xfb,
1766 | 0xf5, 0x91, 0xef, 0x75, 0xb0, 0xd9, 0x9b, 0x64, 0x56, 0x81,
1767 | },
1768 | 32, "Google 'Submariner' log" },
1769 | { (const uint8_t[]){
1770 | 0x1d, 0x02, 0x4b, 0x8e, 0xb1, 0x49, 0x8b, 0x34, 0x4d, 0xfd, 0x87,
1771 | 0xea, 0x3e, 0xfc, 0x09, 0x96, 0xf7, 0x50, 0x6f, 0x23, 0x5d, 0x1d,
1772 | 0x49, 0x70, 0x61, 0xa4, 0x77, 0x3c, 0x43, 0x9c, 0x25, 0xfb,
1773 | },
1774 | 32, "Google 'Daedalus' log" },
1775 | { (const uint8_t[]){
1776 | 0xb0, 0xcc, 0x83, 0xe5, 0xa5, 0xf9, 0x7d, 0x6b, 0xaf, 0x7c, 0x09,
1777 | 0xcc, 0x28, 0x49, 0x04, 0x87, 0x2a, 0xc7, 0xe8, 0x8b, 0x13, 0x2c,
1778 | 0x63, 0x50, 0xb7, 0xc6, 0xfd, 0x26, 0xe1, 0x6c, 0x6c, 0x77,
1779 | },
1780 | 32, "Google 'Testtube' log" },
1781 | { (const uint8_t[]){
1782 | 0xc3, 0xbf, 0x03, 0xa7, 0xe1, 0xca, 0x88, 0x41, 0xc6, 0x07, 0xba,
1783 | 0xe3, 0xff, 0x42, 0x70, 0xfc, 0xa5, 0xec, 0x45, 0xb1, 0x86, 0xeb,
1784 | 0xbe, 0x4e, 0x2c, 0xf3, 0xfc, 0x77, 0x86, 0x30, 0xf5, 0xf6,
1785 | },
1786 | 32, "Google 'Crucible' log" },
1787 | { (const uint8_t[]){
1788 | 0x52, 0xeb, 0x4b, 0x22, 0x5e, 0xc8, 0x96, 0x97, 0x48, 0x50, 0x67,
1789 | 0x5f, 0x23, 0xe4, 0x3b, 0xc1, 0xd0, 0x21, 0xe3, 0x21, 0x4c, 0xe5,
1790 | 0x2e, 0xcd, 0x5f, 0xa8, 0x7c, 0x20, 0x3c, 0xdf, 0xca, 0x03,
1791 | },
1792 | 32, "Google 'Solera2018' log" },
1793 | { (const uint8_t[]){
1794 | 0x0b, 0x76, 0x0e, 0x9a, 0x8b, 0x9a, 0x68, 0x2f, 0x88, 0x98, 0x5b,
1795 | 0x15, 0xe9, 0x47, 0x50, 0x1a, 0x56, 0x44, 0x6b, 0xba, 0x88, 0x30,
1796 | 0x78, 0x5c, 0x38, 0x42, 0x99, 0x43, 0x86, 0x45, 0x0c, 0x00,
1797 | },
1798 | 32, "Google 'Solera2019' log" },
1799 | { (const uint8_t[]){
1800 | 0x1f, 0xc7, 0x2c, 0xe5, 0xa1, 0xb7, 0x99, 0xf4, 0x00, 0xc3, 0x59,
1801 | 0xbf, 0xf9, 0x6c, 0xa3, 0x91, 0x35, 0x48, 0xe8, 0x64, 0x42, 0x20,
1802 | 0x61, 0x09, 0x52, 0xe9, 0xba, 0x17, 0x74, 0xf7, 0xba, 0xc7,
1803 | },
1804 | 32, "Google 'Solera2020' log" },
1805 | { (const uint8_t[]){
1806 | 0xa3, 0xc9, 0x98, 0x45, 0xe8, 0x0a, 0xb7, 0xce, 0x00, 0x15, 0x7b,
1807 | 0x37, 0x42, 0xdf, 0x02, 0x07, 0xdd, 0x27, 0x2b, 0x2b, 0x60, 0x2e,
1808 | 0xcf, 0x98, 0xee, 0x2c, 0x12, 0xdb, 0x9c, 0x5a, 0xe7, 0xe7,
1809 | },
1810 | 32, "Google 'Solera2021' log" },
1811 | { (const uint8_t[]){
1812 | 0x69, 0x7a, 0xaf, 0xca, 0x1a, 0x6b, 0x53, 0x6f, 0xae, 0x21, 0x20,
1813 | 0x50, 0x46, 0xde, 0xba, 0xd7, 0xe0, 0xea, 0xea, 0x13, 0xd2, 0x43,
1814 | 0x2e, 0x6e, 0x9d, 0x8f, 0xb3, 0x79, 0xf2, 0xb9, 0xaa, 0xf3,
1815 | },
1816 | 32, "Google 'Solera2022' log" },
1817 | { (const uint8_t[]){
1818 | 0xf9, 0x7e, 0x97, 0xb8, 0xd3, 0x3e, 0xf7, 0xa1, 0x59, 0x02, 0xa5,
1819 | 0x3a, 0x19, 0xe1, 0x79, 0x90, 0xe5, 0xdc, 0x40, 0x6a, 0x03, 0x18,
1820 | 0x25, 0xba, 0xad, 0x93, 0xe9, 0x8f, 0x9b, 0x9c, 0x69, 0xcb,
1821 | },
1822 | 32, "Google 'Solera2023' log" },
1823 | { (const uint8_t[]){
1824 | 0x30, 0x24, 0xce, 0x7e, 0xeb, 0x16, 0x88, 0x62, 0x72, 0x4b, 0xea,
1825 | 0x70, 0x2e, 0xff, 0xf9, 0x92, 0xcf, 0xe4, 0x56, 0x43, 0x41, 0x91,
1826 | 0xaa, 0x59, 0x5b, 0x25, 0xf8, 0x02, 0x26, 0xc8, 0x00, 0x17,
1827 | },
1828 | 32, "Google 'Solera2024' log" },
1829 | { (const uint8_t[]){
1830 | 0x3f, 0xe1, 0xcb, 0x46, 0xed, 0x47, 0x35, 0x79, 0xaf, 0x01, 0x41,
1831 | 0xf9, 0x72, 0x4d, 0x9d, 0xc4, 0x43, 0x47, 0x2d, 0x75, 0x6e, 0x85,
1832 | 0xe7, 0x71, 0x9c, 0x55, 0x82, 0x48, 0x5d, 0xd4, 0xe1, 0xe4,
1833 | },
1834 | 32, "Google 'Solera2025h1' log" },
1835 | { (const uint8_t[]){
1836 | 0x26, 0x02, 0x39, 0x48, 0x87, 0x4c, 0xf7, 0xfc, 0xd0, 0xfb, 0x64,
1837 | 0x71, 0xa4, 0x3e, 0x84, 0x7e, 0xbb, 0x20, 0x0a, 0xe6, 0xe2, 0xfa,
1838 | 0x24, 0x23, 0x6d, 0xf6, 0xd1, 0xa6, 0x06, 0x63, 0x0f, 0xb1,
1839 | },
1840 | 32, "Google 'Solera2025h2' log" },
1841 | { (const uint8_t[]){
1842 | 0xc8, 0x4b, 0x90, 0x7a, 0x07, 0xbe, 0xaa, 0x29, 0xa6, 0x14, 0xc2,
1843 | 0x45, 0x84, 0xb7, 0xa3, 0xf6, 0x62, 0x43, 0x94, 0x68, 0x7b, 0x25,
1844 | 0xfe, 0x62, 0x83, 0x8b, 0x71, 0xec, 0x42, 0x2a, 0xd2, 0xf9,
1845 | },
1846 | 32, "Google 'Solera2026h1' log" },
1847 | { (const uint8_t[]){
1848 | 0x62, 0xe9, 0x00, 0x60, 0x04, 0xa3, 0x07, 0x95, 0x5a, 0x75, 0x44,
1849 | 0xb4, 0xd5, 0x84, 0xa9, 0x62, 0x68, 0xca, 0x1d, 0x6e, 0x45, 0x85,
1850 | 0xad, 0xf0, 0x91, 0x6d, 0xfe, 0x5f, 0xdc, 0x1f, 0x04, 0xdb,
1851 | },
1852 | 32, "Google 'Solera2026h2' log" },
1853 | { (const uint8_t[]){
1854 | 0x5e, 0xa7, 0x73, 0xf9, 0xdf, 0x56, 0xc0, 0xe7, 0xb5, 0x36, 0x48,
1855 | 0x7d, 0xd0, 0x49, 0xe0, 0x32, 0x7a, 0x91, 0x9a, 0x0c, 0x84, 0xa1,
1856 | 0x12, 0x12, 0x84, 0x18, 0x75, 0x96, 0x81, 0x71, 0x45, 0x58,
1857 | },
1858 | 32, "Cloudflare 'Nimbus2020' Log" },
1859 | { (const uint8_t[]){
1860 | 0x44, 0x94, 0x65, 0x2e, 0xb0, 0xee, 0xce, 0xaf, 0xc4, 0x40, 0x07,
1861 | 0xd8, 0xa8, 0xfe, 0x28, 0xc0, 0xda, 0xe6, 0x82, 0xbe, 0xd8, 0xcb,
1862 | 0x31, 0xb5, 0x3f, 0xd3, 0x33, 0x96, 0xb5, 0xb6, 0x81, 0xa8,
1863 | },
1864 | 32, "Cloudflare 'Nimbus2021' Log" },
1865 | { (const uint8_t[]){
1866 | 0x41, 0xc8, 0xca, 0xb1, 0xdf, 0x22, 0x46, 0x4a, 0x10, 0xc6, 0xa1,
1867 | 0x3a, 0x09, 0x42, 0x87, 0x5e, 0x4e, 0x31, 0x8b, 0x1b, 0x03, 0xeb,
1868 | 0xeb, 0x4b, 0xc7, 0x68, 0xf0, 0x90, 0x62, 0x96, 0x06, 0xf6,
1869 | },
1870 | 32, "Cloudflare 'Nimbus2022' Log" },
1871 | { (const uint8_t[]){
1872 | 0x7a, 0x32, 0x8c, 0x54, 0xd8, 0xb7, 0x2d, 0xb6, 0x20, 0xea, 0x38,
1873 | 0xe0, 0x52, 0x1e, 0xe9, 0x84, 0x16, 0x70, 0x32, 0x13, 0x85, 0x4d,
1874 | 0x3b, 0xd2, 0x2b, 0xc1, 0x3a, 0x57, 0xa3, 0x52, 0xeb, 0x52,
1875 | },
1876 | 32, "Cloudflare 'Nimbus2023' Log" },
1877 | { (const uint8_t[]){
1878 | 0xda, 0xb6, 0xbf, 0x6b, 0x3f, 0xb5, 0xb6, 0x22, 0x9f, 0x9b, 0xc2,
1879 | 0xbb, 0x5c, 0x6b, 0xe8, 0x70, 0x91, 0x71, 0x6c, 0xbb, 0x51, 0x84,
1880 | 0x85, 0x34, 0xbd, 0xa4, 0x3d, 0x30, 0x48, 0xd7, 0xfb, 0xab,
1881 | },
1882 | 32, "Cloudflare 'Nimbus2024' Log" },
1883 | { (const uint8_t[]){
1884 | 0xcc, 0xfb, 0x0f, 0x6a, 0x85, 0x71, 0x09, 0x65, 0xfe, 0x95, 0x9b,
1885 | 0x53, 0xce, 0xe9, 0xb2, 0x7c, 0x22, 0xe9, 0x85, 0x5c, 0x0d, 0x97,
1886 | 0x8d, 0xb6, 0xa9, 0x7e, 0x54, 0xc0, 0xfe, 0x4c, 0x0d, 0xb0,
1887 | },
1888 | 32, "Cloudflare 'Nimbus2025'" },
1889 | { (const uint8_t[]){
1890 | 0xcb, 0x38, 0xf7, 0x15, 0x89, 0x7c, 0x84, 0xa1, 0x44, 0x5f, 0x5b,
1891 | 0xc1, 0xdd, 0xfb, 0xc9, 0x6e, 0xf2, 0x9a, 0x59, 0xcd, 0x47, 0x0a,
1892 | 0x69, 0x05, 0x85, 0xb0, 0xcb, 0x14, 0xc3, 0x14, 0x58, 0xe7,
1893 | },
1894 | 32, "Cloudflare 'Nimbus2026'" },
1895 | { (const uint8_t[]){
1896 | 0x4c, 0x63, 0xdc, 0x98, 0xe5, 0x9c, 0x1d, 0xab, 0x88, 0xf6, 0x1e,
1897 | 0x8a, 0x3d, 0xde, 0xae, 0x8f, 0xab, 0x44, 0xa3, 0x37, 0x7b, 0x5f,
1898 | 0x9b, 0x94, 0xc3, 0xfb, 0xa1, 0x9c, 0xfc, 0xc1, 0xbe, 0x26,
1899 | },
1900 | 32, "Cloudflare 'Nimbus2027'" },
1901 | { (const uint8_t[]){
1902 | 0x1f, 0xbc, 0x36, 0xe0, 0x02, 0xed, 0xe9, 0x7f, 0x40, 0x19, 0x9e,
1903 | 0x86, 0xb3, 0x57, 0x3b, 0x8a, 0x42, 0x17, 0xd8, 0x01, 0x87, 0x74,
1904 | 0x6a, 0xd0, 0xda, 0x03, 0xa0, 0x60, 0x54, 0xd2, 0x0d, 0xf4,
1905 | },
1906 | 32, "Cloudflare 'Nimbus2017' Log" },
1907 | { (const uint8_t[]){
1908 | 0xdb, 0x74, 0xaf, 0xee, 0xcb, 0x29, 0xec, 0xb1, 0xfe, 0xca, 0x3e,
1909 | 0x71, 0x6d, 0x2c, 0xe5, 0xb9, 0xaa, 0xbb, 0x36, 0xf7, 0x84, 0x71,
1910 | 0x83, 0xc7, 0x5d, 0x9d, 0x4f, 0x37, 0xb6, 0x1f, 0xbf, 0x64,
1911 | },
1912 | 32, "Cloudflare 'Nimbus2018' Log" },
1913 | { (const uint8_t[]){
1914 | 0x74, 0x7e, 0xda, 0x83, 0x31, 0xad, 0x33, 0x10, 0x91, 0x21, 0x9c,
1915 | 0xce, 0x25, 0x4f, 0x42, 0x70, 0xc2, 0xbf, 0xfd, 0x5e, 0x42, 0x20,
1916 | 0x08, 0xc6, 0x37, 0x35, 0x79, 0xe6, 0x10, 0x7b, 0xcc, 0x56,
1917 | },
1918 | 32, "Cloudflare 'Nimbus2019' Log" },
1919 | { (const uint8_t[]){
1920 | 0x56, 0x14, 0x06, 0x9a, 0x2f, 0xd7, 0xc2, 0xec, 0xd3, 0xf5, 0xe1,
1921 | 0xbd, 0x44, 0xb2, 0x3e, 0xc7, 0x46, 0x76, 0xb9, 0xbc, 0x99, 0x11,
1922 | 0x5c, 0xc0, 0xef, 0x94, 0x98, 0x55, 0xd6, 0x89, 0xd0, 0xdd,
1923 | },
1924 | 32, "DigiCert Log Server" },
1925 | { (const uint8_t[]){
1926 | 0x87, 0x75, 0xbf, 0xe7, 0x59, 0x7c, 0xf8, 0x8c, 0x43, 0x99, 0x5f,
1927 | 0xbd, 0xf3, 0x6e, 0xff, 0x56, 0x8d, 0x47, 0x56, 0x36, 0xff, 0x4a,
1928 | 0xb5, 0x60, 0xc1, 0xb4, 0xea, 0xff, 0x5e, 0xa0, 0x83, 0x0f,
1929 | },
1930 | 32, "DigiCert Log Server 2" },
1931 | { (const uint8_t[]){
1932 | 0xf0, 0x95, 0xa4, 0x59, 0xf2, 0x00, 0xd1, 0x82, 0x40, 0x10, 0x2d,
1933 | 0x2f, 0x93, 0x88, 0x8e, 0xad, 0x4b, 0xfe, 0x1d, 0x47, 0xe3, 0x99,
1934 | 0xe1, 0xd0, 0x34, 0xa6, 0xb0, 0xa8, 0xaa, 0x8e, 0xb2, 0x73,
1935 | },
1936 | 32, "DigiCert Yeti2020 Log" },
1937 | { (const uint8_t[]){
1938 | 0x5c, 0xdc, 0x43, 0x92, 0xfe, 0xe6, 0xab, 0x45, 0x44, 0xb1, 0x5e,
1939 | 0x9a, 0xd4, 0x56, 0xe6, 0x10, 0x37, 0xfb, 0xd5, 0xfa, 0x47, 0xdc,
1940 | 0xa1, 0x73, 0x94, 0xb2, 0x5e, 0xe6, 0xf6, 0xc7, 0x0e, 0xca,
1941 | },
1942 | 32, "DigiCert Yeti2021 Log" },
1943 | { (const uint8_t[]){
1944 | 0x22, 0x45, 0x45, 0x07, 0x59, 0x55, 0x24, 0x56, 0x96, 0x3f, 0xa1,
1945 | 0x2f, 0xf1, 0xf7, 0x6d, 0x86, 0xe0, 0x23, 0x26, 0x63, 0xad, 0xc0,
1946 | 0x4b, 0x7f, 0x5d, 0xc6, 0x83, 0x5c, 0x6e, 0xe2, 0x0f, 0x02,
1947 | },
1948 | 32, "DigiCert Yeti2022 Log" },
1949 | { (const uint8_t[]){
1950 | 0x35, 0xcf, 0x19, 0x1b, 0xbf, 0xb1, 0x6c, 0x57, 0xbf, 0x0f, 0xad,
1951 | 0x4c, 0x6d, 0x42, 0xcb, 0xbb, 0xb6, 0x27, 0x20, 0x26, 0x51, 0xea,
1952 | 0x3f, 0xe1, 0x2a, 0xef, 0xa8, 0x03, 0xc3, 0x3b, 0xd6, 0x4c,
1953 | },
1954 | 32, "DigiCert Yeti2023 Log" },
1955 | { (const uint8_t[]){
1956 | 0x48, 0xb0, 0xe3, 0x6b, 0xda, 0xa6, 0x47, 0x34, 0x0f, 0xe5, 0x6a,
1957 | 0x02, 0xfa, 0x9d, 0x30, 0xeb, 0x1c, 0x52, 0x01, 0xcb, 0x56, 0xdd,
1958 | 0x2c, 0x81, 0xd9, 0xbb, 0xbf, 0xab, 0x39, 0xd8, 0x84, 0x73,
1959 | },
1960 | 32, "DigiCert Yeti2024 Log" },
1961 | { (const uint8_t[]){
1962 | 0x7d, 0x59, 0x1e, 0x12, 0xe1, 0x78, 0x2a, 0x7b, 0x1c, 0x61, 0x67,
1963 | 0x7c, 0x5e, 0xfd, 0xf8, 0xd0, 0x87, 0x5c, 0x14, 0xa0, 0x4e, 0x95,
1964 | 0x9e, 0xb9, 0x03, 0x2f, 0xd9, 0x0e, 0x8c, 0x2e, 0x79, 0xb8,
1965 | },
1966 | 32, "DigiCert Yeti2025 Log" },
1967 | { (const uint8_t[]){
1968 | 0xc6, 0x52, 0xa0, 0xec, 0x48, 0xce, 0xb3, 0xfc, 0xab, 0x17, 0x09,
1969 | 0x92, 0xc4, 0x3a, 0x87, 0x41, 0x33, 0x09, 0xe8, 0x00, 0x65, 0xa2,
1970 | 0x62, 0x52, 0x40, 0x1b, 0xa3, 0x36, 0x2a, 0x17, 0xc5, 0x65,
1971 | },
1972 | 32, "DigiCert Nessie2020 Log" },
1973 | { (const uint8_t[]){
1974 | 0xee, 0xc0, 0x95, 0xee, 0x8d, 0x72, 0x64, 0x0f, 0x92, 0xe3, 0xc3,
1975 | 0xb9, 0x1b, 0xc7, 0x12, 0xa3, 0x69, 0x6a, 0x09, 0x7b, 0x4b, 0x6a,
1976 | 0x1a, 0x14, 0x38, 0xe6, 0x47, 0xb2, 0xcb, 0xed, 0xc5, 0xf9,
1977 | },
1978 | 32, "DigiCert Nessie2021 Log" },
1979 | { (const uint8_t[]){
1980 | 0x51, 0xa3, 0xb0, 0xf5, 0xfd, 0x01, 0x79, 0x9c, 0x56, 0x6d, 0xb8,
1981 | 0x37, 0x78, 0x8f, 0x0c, 0xa4, 0x7a, 0xcc, 0x1b, 0x27, 0xcb, 0xf7,
1982 | 0x9e, 0x88, 0x42, 0x9a, 0x0d, 0xfe, 0xd4, 0x8b, 0x05, 0xe5,
1983 | },
1984 | 32, "DigiCert Nessie2022 Log" },
1985 | { (const uint8_t[]){
1986 | 0xb3, 0x73, 0x77, 0x07, 0xe1, 0x84, 0x50, 0xf8, 0x63, 0x86, 0xd6,
1987 | 0x05, 0xa9, 0xdc, 0x11, 0x09, 0x4a, 0x79, 0x2d, 0xb1, 0x67, 0x0c,
1988 | 0x0b, 0x87, 0xdc, 0xf0, 0x03, 0x0e, 0x79, 0x36, 0xa5, 0x9a,
1989 | },
1990 | 32, "DigiCert Nessie2023 Log" },
1991 | { (const uint8_t[]){
1992 | 0x73, 0xd9, 0x9e, 0x89, 0x1b, 0x4c, 0x96, 0x78, 0xa0, 0x20, 0x7d,
1993 | 0x47, 0x9d, 0xe6, 0xb2, 0xc6, 0x1c, 0xd0, 0x51, 0x5e, 0x71, 0x19,
1994 | 0x2a, 0x8c, 0x6b, 0x80, 0x10, 0x7a, 0xc1, 0x77, 0x72, 0xb5,
1995 | },
1996 | 32, "DigiCert Nessie2024 Log" },
1997 | { (const uint8_t[]){
1998 | 0xe6, 0xd2, 0x31, 0x63, 0x40, 0x77, 0x8c, 0xc1, 0x10, 0x41, 0x06,
1999 | 0xd7, 0x71, 0xb9, 0xce, 0xc1, 0xd2, 0x40, 0xf6, 0x96, 0x84, 0x86,
2000 | 0xfb, 0xba, 0x87, 0x32, 0x1d, 0xfd, 0x1e, 0x37, 0x8e, 0x50,
2001 | },
2002 | 32, "DigiCert Nessie2025 Log" },
2003 | { (const uint8_t[]){
2004 | 0xb6, 0x9d, 0xdc, 0xbc, 0x3c, 0x1a, 0xbd, 0xef, 0x6f, 0x9f, 0xd6,
2005 | 0x0c, 0x88, 0xb1, 0x06, 0x7b, 0x77, 0xf0, 0x82, 0x68, 0x8b, 0x2d,
2006 | 0x78, 0x65, 0xd0, 0x4b, 0x39, 0xab, 0xe9, 0x27, 0xa5, 0x75,
2007 | },
2008 | 32, "DigiCert 'Wyvern2024h1' Log" },
2009 | { (const uint8_t[]){
2010 | 0x0c, 0x2a, 0xef, 0x2c, 0x4a, 0x5b, 0x98, 0x83, 0xd4, 0xdd, 0xa3,
2011 | 0x82, 0xfe, 0x50, 0xfb, 0x51, 0x88, 0xb3, 0xe9, 0x73, 0x33, 0xa1,
2012 | 0xec, 0x53, 0xa0, 0x9d, 0xc9, 0xa7, 0x9d, 0x0d, 0x08, 0x20,
2013 | },
2014 | 32, "DigiCert 'Wyvern2024h2' Log" },
2015 | { (const uint8_t[]){
2016 | 0x73, 0x20, 0x22, 0x0f, 0x08, 0x16, 0x8a, 0xf9, 0xf3, 0xc4, 0xa6,
2017 | 0x8b, 0x0a, 0xb2, 0x6a, 0x9a, 0x4a, 0x00, 0xee, 0xf5, 0x77, 0x85,
2018 | 0x8a, 0x08, 0x4d, 0x05, 0x00, 0xd4, 0xa5, 0x42, 0x44, 0x59,
2019 | },
2020 | 32, "DigiCert 'Wyvern2025h1' Log" },
2021 | { (const uint8_t[]){
2022 | 0xed, 0x3c, 0x4b, 0xd6, 0xe8, 0x06, 0xc2, 0xa4, 0xa2, 0x00, 0x57,
2023 | 0xdb, 0xcb, 0x24, 0xe2, 0x38, 0x01, 0xdf, 0x51, 0x2f, 0xed, 0xc4,
2024 | 0x86, 0xc5, 0x70, 0x0f, 0x20, 0xdd, 0xb7, 0x3e, 0x3f, 0xe0,
2025 | },
2026 | 32, "DigiCert 'Wyvern2025h2' Log" },
2027 | { (const uint8_t[]){
2028 | 0x64, 0x11, 0xc4, 0x6c, 0xa4, 0x12, 0xec, 0xa7, 0x89, 0x1c, 0xa2,
2029 | 0x02, 0x2e, 0x00, 0xbc, 0xab, 0x4f, 0x28, 0x07, 0xd4, 0x1e, 0x35,
2030 | 0x27, 0xab, 0xea, 0xfe, 0xd5, 0x03, 0xc9, 0x7d, 0xcd, 0xf0,
2031 | },
2032 | 32, "DigiCert 'Wyvern2026h1'" },
2033 | { (const uint8_t[]){
2034 | 0xc2, 0x31, 0x7e, 0x57, 0x45, 0x19, 0xa3, 0x45, 0xee, 0x7f, 0x38,
2035 | 0xde, 0xb2, 0x90, 0x41, 0xeb, 0xc7, 0xc2, 0x21, 0x5a, 0x22, 0xbf,
2036 | 0x7f, 0xd5, 0xb5, 0xad, 0x76, 0x9a, 0xd9, 0x0e, 0x52, 0xcd,
2037 | },
2038 | 32, "DigiCert 'Wyvern2026h2'" },
2039 | { (const uint8_t[]){
2040 | 0x00, 0x1a, 0x5d, 0x1a, 0x1c, 0x2d, 0x93, 0x75, 0xb6, 0x48, 0x55,
2041 | 0x78, 0xf8, 0x2f, 0x71, 0xa1, 0xae, 0x6e, 0xef, 0x39, 0x7d, 0x29,
2042 | 0x7c, 0x8a, 0xe3, 0x15, 0x7b, 0xca, 0xde, 0xe1, 0xa0, 0x1e,
2043 | },
2044 | 32, "DigiCert 'Wyvern2027h1'" },
2045 | { (const uint8_t[]){
2046 | 0x37, 0xaa, 0x07, 0xcc, 0x21, 0x6f, 0x2e, 0x6d, 0x91, 0x9c, 0x70,
2047 | 0x9d, 0x24, 0xd8, 0xf7, 0x31, 0xb0, 0x0f, 0x2b, 0x14, 0x7c, 0x62,
2048 | 0x1c, 0xc0, 0x91, 0xa5, 0xfa, 0x1a, 0x84, 0xd8, 0x16, 0xdd,
2049 | },
2050 | 32, "DigiCert 'Wyvern2027h2'" },
2051 | { (const uint8_t[]){
2052 | 0xdb, 0x07, 0x6c, 0xde, 0x6a, 0x8b, 0x78, 0xec, 0x58, 0xd6, 0x05,
2053 | 0x64, 0x96, 0xeb, 0x6a, 0x26, 0xa8, 0xc5, 0x9e, 0x72, 0x12, 0x93,
2054 | 0xe8, 0xac, 0x03, 0x27, 0xdd, 0xde, 0x89, 0xdb, 0x5a, 0x2a,
2055 | },
2056 | 32, "DigiCert 'Sphinx2024h1' Log" },
2057 | { (const uint8_t[]){
2058 | 0xdc, 0xc9, 0x5e, 0x6f, 0xa2, 0x99, 0xb9, 0xb0, 0xfd, 0xbd, 0x6c,
2059 | 0xa6, 0xa3, 0x6e, 0x1d, 0x72, 0xc4, 0x21, 0x2f, 0xdd, 0x1e, 0x0f,
2060 | 0x47, 0x55, 0x3a, 0x36, 0xd6, 0xcf, 0x1a, 0xd1, 0x1d, 0x8d,
2061 | },
2062 | 32, "DigiCert 'Sphinx2024h2' Log" },
2063 | { (const uint8_t[]){
2064 | 0xde, 0x85, 0x81, 0xd7, 0x50, 0x24, 0x7c, 0x6b, 0xcd, 0xcb, 0xaf,
2065 | 0x56, 0x37, 0xc5, 0xe7, 0x81, 0xc6, 0x4c, 0xe4, 0x6e, 0xd6, 0x17,
2066 | 0x63, 0x9f, 0x8f, 0x34, 0xa7, 0x26, 0xc9, 0xe2, 0xbd, 0x37,
2067 | },
2068 | 32, "DigiCert 'Sphinx2025h1' Log" },
2069 | { (const uint8_t[]){
2070 | 0xa4, 0x42, 0xc5, 0x06, 0x49, 0x60, 0x61, 0x54, 0x8f, 0x0f, 0xd4,
2071 | 0xea, 0x9c, 0xfb, 0x7a, 0x2d, 0x26, 0x45, 0x4d, 0x87, 0xa9, 0x7f,
2072 | 0x2f, 0xdf, 0x45, 0x59, 0xf6, 0x27, 0x4f, 0x3a, 0x84, 0x54,
2073 | },
2074 | 32, "DigiCert 'Sphinx2025h2' Log" },
2075 | { (const uint8_t[]){
2076 | 0x49, 0x9c, 0x9b, 0x69, 0xde, 0x1d, 0x7c, 0xec, 0xfc, 0x36, 0xde,
2077 | 0xcd, 0x87, 0x64, 0xa6, 0xb8, 0x5b, 0xaf, 0x0a, 0x87, 0x80, 0x19,
2078 | 0xd1, 0x55, 0x52, 0xfb, 0xe9, 0xeb, 0x29, 0xdd, 0xf8, 0xc3,
2079 | },
2080 | 32, "DigiCert 'Sphinx2026h1'" },
2081 | { (const uint8_t[]){
2082 | 0x94, 0x4e, 0x43, 0x87, 0xfa, 0xec, 0xc1, 0xef, 0x81, 0xf3, 0x19,
2083 | 0x24, 0x26, 0xa8, 0x18, 0x65, 0x01, 0xc7, 0xd3, 0x5f, 0x38, 0x02,
2084 | 0x01, 0x3f, 0x72, 0x67, 0x7d, 0x55, 0x37, 0x2e, 0x19, 0xd8,
2085 | },
2086 | 32, "DigiCert 'Sphinx2026h2'" },
2087 | { (const uint8_t[]){
2088 | 0x46, 0xa2, 0x39, 0x67, 0xc6, 0x0d, 0xb6, 0x46, 0x87, 0xc6, 0x6f,
2089 | 0x3d, 0xf9, 0x99, 0x94, 0x76, 0x93, 0xa6, 0xa6, 0x11, 0x20, 0x84,
2090 | 0x57, 0xd5, 0x55, 0xe7, 0xe3, 0xd0, 0xa1, 0xd9, 0xb6, 0x46,
2091 | },
2092 | 32, "DigiCert 'sphinx2027h1'" },
2093 | { (const uint8_t[]){
2094 | 0x1f, 0xb0, 0xf8, 0xa9, 0x2d, 0x8a, 0xdd, 0xa1, 0x21, 0x77, 0x6c,
2095 | 0x05, 0xe2, 0xaa, 0x2e, 0x15, 0xba, 0xcb, 0xc6, 0x2b, 0x65, 0x39,
2096 | 0x36, 0x95, 0x57, 0x6a, 0xaa, 0xb5, 0x2e, 0x11, 0xd1, 0x1d,
2097 | },
2098 | 32, "DigiCert 'sphinx2027h2'" },
2099 | { (const uint8_t[]){
2100 | 0xdd, 0xeb, 0x1d, 0x2b, 0x7a, 0x0d, 0x4f, 0xa6, 0x20, 0x8b, 0x81,
2101 | 0xad, 0x81, 0x68, 0x70, 0x7e, 0x2e, 0x8e, 0x9d, 0x01, 0xd5, 0x5c,
2102 | 0x88, 0x8d, 0x3d, 0x11, 0xc4, 0xcd, 0xb6, 0xec, 0xbe, 0xcc,
2103 | },
2104 | 32, "Symantec log" },
2105 | { (const uint8_t[]){
2106 | 0xbc, 0x78, 0xe1, 0xdf, 0xc5, 0xf6, 0x3c, 0x68, 0x46, 0x49, 0x33,
2107 | 0x4d, 0xa1, 0x0f, 0xa1, 0x5f, 0x09, 0x79, 0x69, 0x20, 0x09, 0xc0,
2108 | 0x81, 0xb4, 0xf3, 0xf6, 0x91, 0x7f, 0x3e, 0xd9, 0xb8, 0xa5,
2109 | },
2110 | 32, "Symantec 'Vega' log" },
2111 | { (const uint8_t[]){
2112 | 0x15, 0x97, 0x04, 0x88, 0xd7, 0xb9, 0x97, 0xa0, 0x5b, 0xeb, 0x52,
2113 | 0x51, 0x2a, 0xde, 0xe8, 0xd2, 0xe8, 0xb4, 0xa3, 0x16, 0x52, 0x64,
2114 | 0x12, 0x1a, 0x9f, 0xab, 0xfb, 0xd5, 0xf8, 0x5a, 0xd9, 0x3f,
2115 | },
2116 | 32, "Symantec 'Sirius' log" },
2117 | { (const uint8_t[]){
2118 | 0x05, 0x9c, 0x01, 0xd3, 0x20, 0xe0, 0x07, 0x84, 0x13, 0x95, 0x80,
2119 | 0x49, 0x8d, 0x11, 0x7c, 0x90, 0x32, 0x66, 0xaf, 0xaf, 0x72, 0x50,
2120 | 0xb5, 0xaf, 0x3b, 0x46, 0xa4, 0x3e, 0x11, 0x84, 0x0d, 0x4a,
2121 | },
2122 | 32, "DigiCert Yeti2022-2 Log" },
2123 | { (const uint8_t[]){
2124 | 0xc1, 0x16, 0x4a, 0xe0, 0xa7, 0x72, 0xd2, 0xd4, 0x39, 0x2d, 0xc8,
2125 | 0x0a, 0xc1, 0x07, 0x70, 0xd4, 0xf0, 0xc4, 0x9b, 0xde, 0x99, 0x1a,
2126 | 0x48, 0x40, 0xc1, 0xfa, 0x07, 0x51, 0x64, 0xf6, 0x33, 0x60,
2127 | },
2128 | 32, "DigiCert Yeti2018 Log" },
2129 | { (const uint8_t[]){
2130 | 0xe2, 0x69, 0x4b, 0xae, 0x26, 0xe8, 0xe9, 0x40, 0x09, 0xe8, 0x86,
2131 | 0x1b, 0xb6, 0x3b, 0x83, 0xd4, 0x3e, 0xe7, 0xfe, 0x74, 0x88, 0xfb,
2132 | 0xa4, 0x8f, 0x28, 0x93, 0x01, 0x9d, 0xdd, 0xf1, 0xdb, 0xfe,
2133 | },
2134 | 32, "DigiCert Yeti2019 Log" },
2135 | { (const uint8_t[]){
2136 | 0x6f, 0xf1, 0x41, 0xb5, 0x64, 0x7e, 0x42, 0x22, 0xf7, 0xef, 0x05,
2137 | 0x2c, 0xef, 0xae, 0x7c, 0x21, 0xfd, 0x60, 0x8e, 0x27, 0xd2, 0xaf,
2138 | 0x5a, 0x6e, 0x9f, 0x4b, 0x8a, 0x37, 0xd6, 0x63, 0x3e, 0xe5,
2139 | },
2140 | 32, "DigiCert Nessie2018 Log" },
2141 | { (const uint8_t[]){
2142 | 0xfe, 0x44, 0x61, 0x08, 0xb1, 0xd0, 0x1a, 0xb7, 0x8a, 0x62, 0xcc,
2143 | 0xfe, 0xab, 0x6a, 0xb2, 0xb2, 0xba, 0xbf, 0xf3, 0xab, 0xda, 0xd8,
2144 | 0x0a, 0x4d, 0x8b, 0x30, 0xdf, 0x2d, 0x00, 0x08, 0x83, 0x0c,
2145 | },
2146 | 32, "DigiCert Nessie2019 Log" },
2147 | { (const uint8_t[]){
2148 | 0xa7, 0xce, 0x4a, 0x4e, 0x62, 0x07, 0xe0, 0xad, 0xde, 0xe5, 0xfd,
2149 | 0xaa, 0x4b, 0x1f, 0x86, 0x76, 0x87, 0x67, 0xb5, 0xd0, 0x02, 0xa5,
2150 | 0x5d, 0x47, 0x31, 0x0e, 0x7e, 0x67, 0x0a, 0x95, 0xea, 0xb2,
2151 | },
2152 | 32, "Symantec Deneb" },
2153 | { (const uint8_t[]){
2154 | 0xcd, 0xb5, 0x17, 0x9b, 0x7f, 0xc1, 0xc0, 0x46, 0xfe, 0xea, 0x31,
2155 | 0x13, 0x6a, 0x3f, 0x8f, 0x00, 0x2e, 0x61, 0x82, 0xfa, 0xf8, 0x89,
2156 | 0x6f, 0xec, 0xc8, 0xb2, 0xf5, 0xb5, 0xab, 0x60, 0x49, 0x00,
2157 | },
2158 | 32, "Certly.IO log" },
2159 | { (const uint8_t[]){
2160 | 0x74, 0x61, 0xb4, 0xa0, 0x9c, 0xfb, 0x3d, 0x41, 0xd7, 0x51, 0x59,
2161 | 0x57, 0x5b, 0x2e, 0x76, 0x49, 0xa4, 0x45, 0xa8, 0xd2, 0x77, 0x09,
2162 | 0xb0, 0xcc, 0x56, 0x4a, 0x64, 0x82, 0xb7, 0xeb, 0x41, 0xa3,
2163 | },
2164 | 32, "Izenpe log" },
2165 | { (const uint8_t[]){
2166 | 0x89, 0x41, 0x44, 0x9c, 0x70, 0x74, 0x2e, 0x06, 0xb9, 0xfc, 0x9c,
2167 | 0xe7, 0xb1, 0x16, 0xba, 0x00, 0x24, 0xaa, 0x36, 0xd5, 0x9a, 0xf4,
2168 | 0x4f, 0x02, 0x04, 0x40, 0x4f, 0x00, 0xf7, 0xea, 0x85, 0x66,
2169 | },
2170 | 32, "Izenpe 'Argi' log" },
2171 | { (const uint8_t[]){
2172 | 0x41, 0xb2, 0xdc, 0x2e, 0x89, 0xe6, 0x3c, 0xe4, 0xaf, 0x1b, 0xa7,
2173 | 0xbb, 0x29, 0xbf, 0x68, 0xc6, 0xde, 0xe6, 0xf9, 0xf1, 0xcc, 0x04,
2174 | 0x7e, 0x30, 0xdf, 0xfa, 0xe3, 0xb3, 0xba, 0x25, 0x92, 0x63,
2175 | },
2176 | 32, "WoSign log" },
2177 | { (const uint8_t[]){
2178 | 0x9e, 0x4f, 0xf7, 0x3d, 0xc3, 0xce, 0x22, 0x0b, 0x69, 0x21, 0x7c,
2179 | 0x89, 0x9e, 0x46, 0x80, 0x76, 0xab, 0xf8, 0xd7, 0x86, 0x36, 0xd5,
2180 | 0xcc, 0xfc, 0x85, 0xa3, 0x1a, 0x75, 0x62, 0x8b, 0xa8, 0x8b,
2181 | },
2182 | 32, "WoSign CT log #1" },
2183 | { (const uint8_t[]){
2184 | 0x63, 0xd0, 0x00, 0x60, 0x26, 0xdd, 0xe1, 0x0b, 0xb0, 0x60, 0x1f,
2185 | 0x45, 0x24, 0x46, 0x96, 0x5e, 0xe2, 0xb6, 0xea, 0x2c, 0xd4, 0xfb,
2186 | 0xc9, 0x5a, 0xc8, 0x66, 0xa5, 0x50, 0xaf, 0x90, 0x75, 0xb7,
2187 | },
2188 | 32, "WoSign log 2" },
2189 | { (const uint8_t[]){
2190 | 0xac, 0x3b, 0x9a, 0xed, 0x7f, 0xa9, 0x67, 0x47, 0x57, 0x15, 0x9e,
2191 | 0x6d, 0x7d, 0x57, 0x56, 0x72, 0xf9, 0xd9, 0x81, 0x00, 0x94, 0x1e,
2192 | 0x9b, 0xde, 0xff, 0xec, 0xa1, 0x31, 0x3b, 0x75, 0x78, 0x2d,
2193 | },
2194 | 32, "Venafi log" },
2195 | { (const uint8_t[]){
2196 | 0x03, 0x01, 0x9d, 0xf3, 0xfd, 0x85, 0xa6, 0x9a, 0x8e, 0xbd, 0x1f,
2197 | 0xac, 0xc6, 0xda, 0x9b, 0xa7, 0x3e, 0x46, 0x97, 0x74, 0xfe, 0x77,
2198 | 0xf5, 0x79, 0xfc, 0x5a, 0x08, 0xb8, 0x32, 0x8c, 0x1d, 0x6b,
2199 | },
2200 | 32, "Venafi Gen2 CT log" },
2201 | { (const uint8_t[]){
2202 | 0xa5, 0x77, 0xac, 0x9c, 0xed, 0x75, 0x48, 0xdd, 0x8f, 0x02, 0x5b,
2203 | 0x67, 0xa2, 0x41, 0x08, 0x9d, 0xf8, 0x6e, 0x0f, 0x47, 0x6e, 0xc2,
2204 | 0x03, 0xc2, 0xec, 0xbe, 0xdb, 0x18, 0x5f, 0x28, 0x26, 0x38,
2205 | },
2206 | 32, "CNNIC CT log" },
2207 | { (const uint8_t[]){
2208 | 0x34, 0xbb, 0x6a, 0xd6, 0xc3, 0xdf, 0x9c, 0x03, 0xee, 0xa8, 0xa4,
2209 | 0x99, 0xff, 0x78, 0x91, 0x48, 0x6c, 0x9d, 0x5e, 0x5c, 0xac, 0x92,
2210 | 0xd0, 0x1f, 0x7b, 0xfd, 0x1b, 0xce, 0x19, 0xdb, 0x48, 0xef,
2211 | },
2212 | 32, "StartCom log" },
2213 | { (const uint8_t[]){
2214 | 0x55, 0x81, 0xd4, 0xc2, 0x16, 0x90, 0x36, 0x01, 0x4a, 0xea, 0x0b,
2215 | 0x9b, 0x57, 0x3c, 0x53, 0xf0, 0xc0, 0xe4, 0x38, 0x78, 0x70, 0x25,
2216 | 0x08, 0x17, 0x2f, 0xa3, 0xaa, 0x1d, 0x07, 0x13, 0xd3, 0x0c,
2217 | },
2218 | 32, "Sectigo 'Sabre' CT log" },
2219 | { (const uint8_t[]){
2220 | 0xa2, 0xe2, 0xbf, 0xd6, 0x1e, 0xde, 0x2f, 0x2f, 0x07, 0xa0, 0xd6,
2221 | 0x4e, 0x6d, 0x37, 0xa7, 0xdc, 0x65, 0x43, 0xb0, 0xc6, 0xb5, 0x2e,
2222 | 0xa2, 0xda, 0xb7, 0x8a, 0xf8, 0x9a, 0x6d, 0xf5, 0x17, 0xd8,
2223 | },
2224 | 32, "Sectigo 'Sabre2024h1'" },
2225 | { (const uint8_t[]){
2226 | 0x19, 0x98, 0x10, 0x71, 0x09, 0xf0, 0xd6, 0x52, 0x2e, 0x30, 0x80,
2227 | 0xd2, 0x9e, 0x3f, 0x64, 0xbb, 0x83, 0x6e, 0x28, 0xcc, 0xf9, 0x0f,
2228 | 0x52, 0x8e, 0xee, 0xdf, 0xce, 0x4a, 0x3f, 0x16, 0xb4, 0xca,
2229 | },
2230 | 32, "Sectigo 'Sabre2024h2'" },
2231 | { (const uint8_t[]){
2232 | 0xe0, 0x92, 0xb3, 0xfc, 0x0c, 0x1d, 0xc8, 0xe7, 0x68, 0x36, 0x1f,
2233 | 0xde, 0x61, 0xb9, 0x96, 0x4d, 0x0a, 0x52, 0x78, 0x19, 0x8a, 0x72,
2234 | 0xd6, 0x72, 0xc4, 0xb0, 0x4d, 0xa5, 0x6d, 0x6f, 0x54, 0x04,
2235 | },
2236 | 32, "Sectigo 'Sabre2025h1'" },
2237 | { (const uint8_t[]){
2238 | 0x1a, 0x04, 0xff, 0x49, 0xd0, 0x54, 0x1d, 0x40, 0xaf, 0xf6, 0xa0,
2239 | 0xc3, 0xbf, 0xf1, 0xd8, 0xc4, 0x67, 0x2f, 0x4e, 0xec, 0xee, 0x23,
2240 | 0x40, 0x68, 0x98, 0x6b, 0x17, 0x40, 0x2e, 0xdc, 0x89, 0x7d,
2241 | },
2242 | 32, "Sectigo 'Sabre2025h2'" },
2243 | { (const uint8_t[]){
2244 | 0x6f, 0x53, 0x76, 0xac, 0x31, 0xf0, 0x31, 0x19, 0xd8, 0x99, 0x00,
2245 | 0xa4, 0x51, 0x15, 0xff, 0x77, 0x15, 0x1c, 0x11, 0xd9, 0x02, 0xc1,
2246 | 0x00, 0x29, 0x06, 0x8d, 0xb2, 0x08, 0x9a, 0x37, 0xd9, 0x13,
2247 | },
2248 | 32, "Sectigo 'Mammoth' CT log" },
2249 | { (const uint8_t[]){
2250 | 0x29, 0xd0, 0x3a, 0x1b, 0xb6, 0x74, 0xaa, 0x71, 0x1c, 0xd3, 0x03,
2251 | 0x5b, 0x65, 0x57, 0xc1, 0x4f, 0x8a, 0xa7, 0x8b, 0x4f, 0xe8, 0x38,
2252 | 0x94, 0x49, 0xec, 0xa4, 0x53, 0xf9, 0x44, 0xbd, 0x24, 0x68,
2253 | },
2254 | 32, "Sectigo 'Mammoth2024h1'" },
2255 | { (const uint8_t[]){
2256 | 0x50, 0x85, 0x01, 0x58, 0xdc, 0xb6, 0x05, 0x95, 0xc0, 0x0e, 0x92,
2257 | 0xa8, 0x11, 0x02, 0xec, 0xcd, 0xfe, 0x3f, 0x6b, 0x78, 0x58, 0x42,
2258 | 0x9f, 0x57, 0x98, 0x35, 0x38, 0xc9, 0xda, 0x52, 0x50, 0x63,
2259 | },
2260 | 32, "Sectigo 'Mammoth2024h1b'" },
2261 | { (const uint8_t[]){
2262 | 0xdf, 0xe1, 0x56, 0xeb, 0xaa, 0x05, 0xaf, 0xb5, 0x9c, 0x0f, 0x86,
2263 | 0x71, 0x8d, 0xa8, 0xc0, 0x32, 0x4e, 0xae, 0x56, 0xd9, 0x6e, 0xa7,
2264 | 0xf5, 0xa5, 0x6a, 0x01, 0xd1, 0xc1, 0x3b, 0xbe, 0x52, 0x5c,
2265 | },
2266 | 32, "Sectigo 'Mammoth2024h2'" },
2267 | { (const uint8_t[]){
2268 | 0x13, 0x4a, 0xdf, 0x1a, 0xb5, 0x98, 0x42, 0x09, 0x78, 0x0c, 0x6f,
2269 | 0xef, 0x4c, 0x7a, 0x91, 0xa4, 0x16, 0xb7, 0x23, 0x49, 0xce, 0x58,
2270 | 0x57, 0x6a, 0xdf, 0xae, 0xda, 0xa7, 0xc2, 0xab, 0xe0, 0x22,
2271 | },
2272 | 32, "Sectigo 'Mammoth2025h1'" },
2273 | { (const uint8_t[]){
2274 | 0xaf, 0x18, 0x1a, 0x28, 0xd6, 0x8c, 0xa3, 0xe0, 0xa9, 0x8a, 0x4c,
2275 | 0x9c, 0x67, 0xab, 0x09, 0xf8, 0xbb, 0xbc, 0x22, 0xba, 0xae, 0xbc,
2276 | 0xb1, 0x38, 0xa3, 0xa1, 0x9d, 0xd3, 0xf9, 0xb6, 0x03, 0x0d,
2277 | },
2278 | 32, "Sectigo 'Mammoth2025h2'" },
2279 | { (const uint8_t[]){
2280 | 0x25, 0x2f, 0x94, 0xc2, 0x2b, 0x29, 0xe9, 0x6e, 0x9f, 0x41, 0x1a,
2281 | 0x72, 0x07, 0x2b, 0x69, 0x5c, 0x5b, 0x52, 0xff, 0x97, 0xa9, 0x0d,
2282 | 0x25, 0x40, 0xbb, 0xfc, 0xdc, 0x51, 0xec, 0x4d, 0xee, 0x0b,
2283 | },
2284 | 32, "Sectigo 'Mammoth2026h1'" },
2285 | { (const uint8_t[]){
2286 | 0x94, 0xb1, 0xc1, 0x8a, 0xb0, 0xd0, 0x57, 0xc4, 0x7b, 0xe0, 0xac,
2287 | 0x04, 0x0e, 0x1f, 0x2c, 0xbc, 0x8d, 0xc3, 0x75, 0x72, 0x7b, 0xc9,
2288 | 0x51, 0xf2, 0x0a, 0x52, 0x61, 0x26, 0x86, 0x3b, 0xa7, 0x3c,
2289 | },
2290 | 32, "Sectigo 'Mammoth2026h2'" },
2291 | { (const uint8_t[]){
2292 | 0x56, 0x6c, 0xd5, 0xa3, 0x76, 0xbe, 0x83, 0xdf, 0xe3, 0x42, 0xb6,
2293 | 0x75, 0xc4, 0x9c, 0x23, 0x24, 0x98, 0xa7, 0x69, 0xba, 0xc3, 0x82,
2294 | 0xcb, 0xab, 0x49, 0xa3, 0x87, 0x7d, 0x9a, 0xb3, 0x2d, 0x01,
2295 | },
2296 | 32, "Sectigo 'Sabre2026h1'" },
2297 | { (const uint8_t[]){
2298 | 0x1f, 0x56, 0xd1, 0xab, 0x94, 0x70, 0x4a, 0x41, 0xdd, 0x3f, 0xea,
2299 | 0xfd, 0xf4, 0x69, 0x93, 0x55, 0x30, 0x2c, 0x14, 0x31, 0xbf, 0xe6,
2300 | 0x13, 0x46, 0x08, 0x9f, 0xff, 0xae, 0x79, 0x5d, 0xcc, 0x2f,
2301 | },
2302 | 32, "Sectigo 'Sabre2026h2'" },
2303 | { (const uint8_t[]){
2304 | 0x0d, 0x1d, 0xbc, 0x89, 0x44, 0xe9, 0xf5, 0x00, 0x55, 0x42, 0xd7,
2305 | 0x2d, 0x3e, 0x14, 0x4c, 0xcc, 0x43, 0x08, 0x2a, 0xb6, 0xea, 0x1e,
2306 | 0x94, 0xdf, 0xd7, 0x06, 0x65, 0x7d, 0x2e, 0x86, 0xf3, 0x01,
2307 | },
2308 | 32, "Sectigo 'Elephant2025h2'" },
2309 | { (const uint8_t[]){
2310 | 0xd1, 0x6e, 0xa9, 0xa5, 0x68, 0x07, 0x7e, 0x66, 0x35, 0xa0, 0x3f,
2311 | 0x37, 0xa5, 0xdd, 0xbc, 0x03, 0xa5, 0x3c, 0x41, 0x12, 0x14, 0xd4,
2312 | 0x88, 0x18, 0xf5, 0xe9, 0x31, 0xb3, 0x23, 0xcb, 0x95, 0x04,
2313 | },
2314 | 32, "Sectigo 'Elephant2026h1'" },
2315 | { (const uint8_t[]){
2316 | 0xaf, 0x67, 0x88, 0x3b, 0x57, 0xb0, 0x4e, 0xdd, 0x8f, 0xa6, 0xd9,
2317 | 0x7e, 0xf6, 0x2e, 0xa8, 0xeb, 0x81, 0x0a, 0xc7, 0x71, 0x60, 0xf0,
2318 | 0x24, 0x5e, 0x55, 0xd6, 0x0c, 0x2f, 0xe7, 0x85, 0x87, 0x3a,
2319 | },
2320 | 32, "Sectigo 'Elephant2026h2'" },
2321 | { (const uint8_t[]){
2322 | 0x60, 0x4c, 0x9a, 0xaf, 0x7a, 0x7f, 0x77, 0x5f, 0x01, 0xd4, 0x06,
2323 | 0xfc, 0x92, 0x0d, 0xc8, 0x99, 0xeb, 0x0b, 0x1c, 0x7d, 0xf8, 0xc9,
2324 | 0x52, 0x1b, 0xfa, 0xfa, 0x17, 0x77, 0x3b, 0x97, 0x8b, 0xc9,
2325 | },
2326 | 32, "Sectigo 'Elephant2027h1'" },
2327 | { (const uint8_t[]){
2328 | 0xa2, 0x49, 0x0c, 0xdc, 0xdb, 0x8e, 0x33, 0xa4, 0x00, 0x32, 0x17,
2329 | 0x60, 0xd6, 0xd4, 0xd5, 0x1a, 0x20, 0x36, 0x19, 0x1e, 0xa7, 0x7d,
2330 | 0x96, 0x8b, 0xe2, 0x6a, 0x8a, 0x00, 0xf6, 0xff, 0xff, 0xf7,
2331 | },
2332 | 32, "Sectigo 'Elephant2027h2'" },
2333 | { (const uint8_t[]){
2334 | 0x5c, 0xa5, 0x77, 0xd2, 0x9b, 0x7f, 0x8b, 0xaf, 0x41, 0x9e, 0xd8,
2335 | 0xec, 0xab, 0xfb, 0x6d, 0xcb, 0xae, 0xc3, 0x85, 0x37, 0x02, 0xd5,
2336 | 0x74, 0x6f, 0x17, 0x4d, 0xad, 0x3c, 0x93, 0x4a, 0xa9, 0x6a,
2337 | },
2338 | 32, "Sectigo 'Tiger2025h2'" },
2339 | { (const uint8_t[]){
2340 | 0x16, 0x83, 0x2d, 0xab, 0xf0, 0xa9, 0x25, 0x0f, 0x0f, 0xf0, 0x3a,
2341 | 0xa5, 0x45, 0xff, 0xc8, 0xbf, 0xc8, 0x23, 0xd0, 0x87, 0x4b, 0xf6,
2342 | 0x04, 0x29, 0x27, 0xf8, 0xe7, 0x1f, 0x33, 0x13, 0xf5, 0xfa,
2343 | },
2344 | 32, "Sectigo 'Tiger2026h1'" },
2345 | { (const uint8_t[]){
2346 | 0xc8, 0xa3, 0xc4, 0x7f, 0xc7, 0xb3, 0xad, 0xb9, 0x35, 0x6b, 0x01,
2347 | 0x3f, 0x6a, 0x7a, 0x12, 0x6d, 0xe3, 0x3a, 0x4e, 0x43, 0xa5, 0xc6,
2348 | 0x46, 0xf9, 0x97, 0xad, 0x39, 0x75, 0x99, 0x1d, 0xcf, 0x9a,
2349 | },
2350 | 32, "Sectigo 'Tiger2026h2'" },
2351 | { (const uint8_t[]){
2352 | 0x1c, 0x9f, 0x68, 0x2c, 0xe9, 0xfa, 0xf0, 0x45, 0x69, 0x50, 0xf8,
2353 | 0x1b, 0x96, 0x8a, 0x87, 0xdd, 0xdb, 0x32, 0x10, 0xd8, 0x4c, 0xe6,
2354 | 0xc8, 0xb2, 0xe3, 0x82, 0x52, 0x4a, 0xc4, 0xcf, 0x59, 0x9f,
2355 | },
2356 | 32, "Sectigo 'Tiger2027h1'" },
2357 | { (const uint8_t[]){
2358 | 0x03, 0x80, 0x2a, 0xc2, 0x62, 0xf6, 0xe0, 0x5e, 0x03, 0xf8, 0xbc,
2359 | 0x6f, 0x7b, 0x98, 0x51, 0x32, 0x4f, 0xd7, 0x6a, 0x3d, 0xf5, 0xb7,
2360 | 0x59, 0x51, 0x75, 0xe2, 0x22, 0xfb, 0x8e, 0x9b, 0xd5, 0xf6,
2361 | },
2362 | 32, "Sectigo 'Tiger2027h2'" },
2363 | { (const uint8_t[]){
2364 | 0xdb, 0x76, 0xfd, 0xad, 0xac, 0x65, 0xe7, 0xd0, 0x95, 0x08, 0x88,
2365 | 0x6e, 0x21, 0x59, 0xbd, 0x8b, 0x90, 0x35, 0x2f, 0x5f, 0xea, 0xd3,
2366 | 0xe3, 0xdc, 0x5e, 0x22, 0xeb, 0x35, 0x0a, 0xcc, 0x7b, 0x98,
2367 | },
2368 | 32, "Sectigo 'Dodo' CT log" },
2369 | { (const uint8_t[]){
2370 | 0xe7, 0x12, 0xf2, 0xb0, 0x37, 0x7e, 0x1a, 0x62, 0xfb, 0x8e, 0xc9,
2371 | 0x0c, 0x61, 0x84, 0xf1, 0xea, 0x7b, 0x37, 0xcb, 0x56, 0x1d, 0x11,
2372 | 0x26, 0x5b, 0xf3, 0xe0, 0xf3, 0x4b, 0xf2, 0x41, 0x54, 0x6e,
2373 | },
2374 | 32, "Let's Encrypt 'Oak2020' log" },
2375 | { (const uint8_t[]){
2376 | 0x94, 0x20, 0xbc, 0x1e, 0x8e, 0xd5, 0x8d, 0x6c, 0x88, 0x73, 0x1f,
2377 | 0x82, 0x8b, 0x22, 0x2c, 0x0d, 0xd1, 0xda, 0x4d, 0x5e, 0x6c, 0x4f,
2378 | 0x94, 0x3d, 0x61, 0xdb, 0x4e, 0x2f, 0x58, 0x4d, 0xa2, 0xc2,
2379 | },
2380 | 32, "Let's Encrypt 'Oak2021' log" },
2381 | { (const uint8_t[]){
2382 | 0xdf, 0xa5, 0x5e, 0xab, 0x68, 0x82, 0x4f, 0x1f, 0x6c, 0xad, 0xee,
2383 | 0xb8, 0x5f, 0x4e, 0x3e, 0x5a, 0xea, 0xcd, 0xa2, 0x12, 0xa4, 0x6a,
2384 | 0x5e, 0x8e, 0x3b, 0x12, 0xc0, 0x20, 0x44, 0x5c, 0x2a, 0x73,
2385 | },
2386 | 32, "Let's Encrypt 'Oak2022' log" },
2387 | { (const uint8_t[]){
2388 | 0xb7, 0x3e, 0xfb, 0x24, 0xdf, 0x9c, 0x4d, 0xba, 0x75, 0xf2, 0x39,
2389 | 0xc5, 0xba, 0x58, 0xf4, 0x6c, 0x5d, 0xfc, 0x42, 0xcf, 0x7a, 0x9f,
2390 | 0x35, 0xc4, 0x9e, 0x1d, 0x09, 0x81, 0x25, 0xed, 0xb4, 0x99,
2391 | },
2392 | 32, "Let's Encrypt 'Oak2023' log" },
2393 | { (const uint8_t[]){
2394 | 0x3b, 0x53, 0x77, 0x75, 0x3e, 0x2d, 0xb9, 0x80, 0x4e, 0x8b, 0x30,
2395 | 0x5b, 0x06, 0xfe, 0x40, 0x3b, 0x67, 0xd8, 0x4f, 0xc3, 0xf4, 0xc7,
2396 | 0xbd, 0x00, 0x0d, 0x2d, 0x72, 0x6f, 0xe1, 0xfa, 0xd4, 0x17,
2397 | },
2398 | 32, "Let's Encrypt 'Oak2024H1' log" },
2399 | { (const uint8_t[]){
2400 | 0x3f, 0x17, 0x4b, 0x4f, 0xd7, 0x22, 0x47, 0x58, 0x94, 0x1d, 0x65,
2401 | 0x1c, 0x84, 0xbe, 0x0d, 0x12, 0xed, 0x90, 0x37, 0x7f, 0x1f, 0x85,
2402 | 0x6a, 0xeb, 0xc1, 0xbf, 0x28, 0x85, 0xec, 0xf8, 0x64, 0x6e,
2403 | },
2404 | 32, "Let's Encrypt 'Oak2024H2' log" },
2405 | { (const uint8_t[]){
2406 | 0xa2, 0xe3, 0x0a, 0xe4, 0x45, 0xef, 0xbd, 0xad, 0x9b, 0x7e, 0x38,
2407 | 0xed, 0x47, 0x67, 0x77, 0x53, 0xd7, 0x82, 0x5b, 0x84, 0x94, 0xd7,
2408 | 0x2b, 0x5e, 0x1b, 0x2c, 0xc4, 0xb9, 0x50, 0xa4, 0x47, 0xe7,
2409 | },
2410 | 32, "Let's Encrypt 'Oak2025h1'" },
2411 | { (const uint8_t[]){
2412 | 0x0d, 0xe1, 0xf2, 0x30, 0x2b, 0xd3, 0x0d, 0xc1, 0x40, 0x62, 0x12,
2413 | 0x09, 0xea, 0x55, 0x2e, 0xfc, 0x47, 0x74, 0x7c, 0xb1, 0xd7, 0xe9,
2414 | 0x30, 0xef, 0x0e, 0x42, 0x1e, 0xb4, 0x7e, 0x4e, 0xaa, 0x34,
2415 | },
2416 | 32, "Let's Encrypt 'Oak2025h2'" },
2417 | { (const uint8_t[]){
2418 | 0x19, 0x86, 0xd4, 0xc7, 0x28, 0xaa, 0x6f, 0xfe, 0xba, 0x03, 0x6f,
2419 | 0x78, 0x2a, 0x4d, 0x01, 0x91, 0xaa, 0xce, 0x2d, 0x72, 0x31, 0x0f,
2420 | 0xae, 0xce, 0x5d, 0x70, 0x41, 0x2d, 0x25, 0x4c, 0xc7, 0xd4,
2421 | },
2422 | 32, "Let's Encrypt 'Oak2026h1'" },
2423 | { (const uint8_t[]){
2424 | 0xac, 0xab, 0x30, 0x70, 0x6c, 0xeb, 0xec, 0x84, 0x31, 0xf4, 0x13,
2425 | 0xd2, 0xf4, 0x91, 0x5f, 0x11, 0x1e, 0x42, 0x24, 0x43, 0xb1, 0xf2,
2426 | 0xa6, 0x8c, 0x4f, 0x3c, 0x2b, 0x3b, 0xa7, 0x1e, 0x02, 0xc3,
2427 | },
2428 | 32, "Let's Encrypt 'Oak2026h2'" },
2429 | { (const uint8_t[]){
2430 | 0x65, 0x9b, 0x33, 0x50, 0xf4, 0x3b, 0x12, 0xcc, 0x5e, 0xa5, 0xab,
2431 | 0x4e, 0xc7, 0x65, 0xd3, 0xfd, 0xe6, 0xc8, 0x82, 0x43, 0x77, 0x77,
2432 | 0x78, 0xe7, 0x20, 0x03, 0xf9, 0xeb, 0x2b, 0x8c, 0x31, 0x29,
2433 | },
2434 | 32, "Let's Encrypt 'Oak2019' log" },
2435 | { (const uint8_t[]){
2436 | 0x84, 0x9f, 0x5f, 0x7f, 0x58, 0xd2, 0xbf, 0x7b, 0x54, 0xec, 0xbd,
2437 | 0x74, 0x61, 0x1c, 0xea, 0x45, 0xc4, 0x9c, 0x98, 0xf1, 0xd6, 0x48,
2438 | 0x1b, 0xc6, 0xf6, 0x9e, 0x8c, 0x17, 0x4f, 0x24, 0xf3, 0xcf,
2439 | },
2440 | 32, "Let's Encrypt 'Testflume2019' log" },
2441 | { (const uint8_t[]){
2442 | 0x23, 0x2d, 0x41, 0xa4, 0xcd, 0xac, 0x87, 0xce, 0xd9, 0xf9, 0x43,
2443 | 0xf4, 0x68, 0xc2, 0x82, 0x09, 0x5a, 0xe0, 0x9d, 0x30, 0xd6, 0x2e,
2444 | 0x2f, 0xa6, 0x5d, 0xdc, 0x3b, 0x91, 0x9c, 0x2e, 0x46, 0x8f,
2445 | },
2446 | 32, "Let's Encrypt 'Sapling 2022h2' log" },
2447 | { (const uint8_t[]){
2448 | 0xc1, 0x83, 0x24, 0x0b, 0xf1, 0xa4, 0x50, 0xc7, 0x6f, 0xbb, 0x00,
2449 | 0x72, 0x69, 0xdc, 0xac, 0x3b, 0xe2, 0x2a, 0x48, 0x05, 0xd4, 0xdb,
2450 | 0xe0, 0x49, 0x66, 0xc3, 0xc8, 0xab, 0xc4, 0x47, 0xb0, 0x0c,
2451 | },
2452 | 32, "Let's Encrypt 'Sapling 2023h1' log" },
2453 | { (const uint8_t[]){
2454 | 0xc6, 0x3f, 0x22, 0x18, 0xc3, 0x7d, 0x56, 0xa6, 0xaa, 0x06, 0xb5,
2455 | 0x96, 0xda, 0x8e, 0x53, 0xd4, 0xd7, 0x15, 0x6d, 0x1e, 0x9b, 0xac,
2456 | 0x8e, 0x44, 0xd2, 0x20, 0x2d, 0xe6, 0x4d, 0x69, 0xd9, 0xdc,
2457 | },
2458 | 32, "Let's Encrypt 'Testflume2020' log" },
2459 | { (const uint8_t[]){
2460 | 0x03, 0xed, 0xf1, 0xda, 0x97, 0x76, 0xb6, 0xf3, 0x8c, 0x34, 0x1e,
2461 | 0x39, 0xed, 0x9d, 0x70, 0x7a, 0x75, 0x70, 0x36, 0x9c, 0xf9, 0x84,
2462 | 0x4f, 0x32, 0x7f, 0xe9, 0xe1, 0x41, 0x38, 0x36, 0x1b, 0x60,
2463 | },
2464 | 32, "Let's Encrypt 'Testflume2021' log" },
2465 | { (const uint8_t[]){
2466 | 0x23, 0x27, 0xef, 0xda, 0x35, 0x25, 0x10, 0xdb, 0xc0, 0x19, 0xef,
2467 | 0x49, 0x1a, 0xe3, 0xff, 0x1c, 0xc5, 0xa4, 0x79, 0xbc, 0xe3, 0x78,
2468 | 0x78, 0x36, 0x0e, 0xe3, 0x18, 0xcf, 0xfb, 0x64, 0xf8, 0xc8,
2469 | },
2470 | 32, "Let's Encrypt 'Testflume2022' log" },
2471 | { (const uint8_t[]){
2472 | 0x55, 0x34, 0xb7, 0xab, 0x5a, 0x6a, 0xc3, 0xa7, 0xcb, 0xeb, 0xa6,
2473 | 0x54, 0x87, 0xb2, 0xa2, 0xd7, 0x1b, 0x48, 0xf6, 0x50, 0xfa, 0x17,
2474 | 0xc5, 0x19, 0x7c, 0x97, 0xa0, 0xcb, 0x20, 0x76, 0xf3, 0xc6,
2475 | },
2476 | 32, "Let's Encrypt 'Testflume2023' log" },
2477 | { (const uint8_t[]){
2478 | 0x29, 0x6a, 0xfa, 0x2d, 0x56, 0x8b, 0xca, 0x0d, 0x2e, 0xa8, 0x44,
2479 | 0x95, 0x6a, 0xe9, 0x72, 0x1f, 0xc3, 0x5f, 0xa3, 0x55, 0xec, 0xda,
2480 | 0x99, 0x69, 0x3a, 0xaf, 0xd4, 0x58, 0xa7, 0x1a, 0xef, 0xdd,
2481 | },
2482 | 32, "Let's Encrypt 'Clicky' log" },
2483 | { (const uint8_t[]){
2484 | 0xa5, 0x95, 0x94, 0x3b, 0x53, 0x70, 0xbe, 0xe9, 0x06, 0xe0, 0x05,
2485 | 0x0d, 0x1f, 0xb5, 0xbb, 0xc6, 0xa4, 0x0e, 0x65, 0xf2, 0x65, 0xae,
2486 | 0x85, 0x2c, 0x76, 0x36, 0x3f, 0xad, 0xb2, 0x33, 0x36, 0xed,
2487 | },
2488 | 32, "Trust Asia Log2020" },
2489 | { (const uint8_t[]){
2490 | 0xa8, 0xdc, 0x52, 0xf6, 0x3d, 0x6b, 0x24, 0x25, 0xe5, 0x31, 0xe3,
2491 | 0x7c, 0xf4, 0xe4, 0x4a, 0x71, 0x4f, 0x14, 0x2a, 0x20, 0x80, 0x3b,
2492 | 0x0d, 0x04, 0xd2, 0xe2, 0xee, 0x06, 0x64, 0x79, 0x4a, 0x23,
2493 | },
2494 | 32, "Trust Asia CT2021" },
2495 | { (const uint8_t[]){
2496 | 0x67, 0x8d, 0xb6, 0x5b, 0x3e, 0x74, 0x43, 0xb6, 0xf3, 0xa3, 0x70,
2497 | 0xd5, 0xe1, 0x3a, 0xb1, 0xb4, 0x3b, 0xe0, 0xa0, 0xd3, 0x51, 0xf7,
2498 | 0xca, 0x74, 0x22, 0x50, 0xc7, 0xc6, 0xfa, 0x51, 0xa8, 0x8a,
2499 | },
2500 | 32, "Trust Asia Log2021" },
2501 | { (const uint8_t[]){
2502 | 0xc3, 0x65, 0xf9, 0xb3, 0x65, 0x4f, 0x32, 0x83, 0xc7, 0x9d, 0xa9,
2503 | 0x8e, 0x93, 0xd7, 0x41, 0x8f, 0x5b, 0xab, 0x7b, 0xe3, 0x25, 0x2c,
2504 | 0x98, 0xe1, 0xd2, 0xf0, 0x4b, 0xb9, 0xeb, 0x42, 0x7d, 0x23,
2505 | },
2506 | 32, "Trust Asia Log2022" },
2507 | { (const uint8_t[]){
2508 | 0xe8, 0x7e, 0xa7, 0x66, 0x0b, 0xc2, 0x6c, 0xf6, 0x00, 0x2e, 0xf5,
2509 | 0x72, 0x5d, 0x3f, 0xe0, 0xe3, 0x31, 0xb9, 0x39, 0x3b, 0xb9, 0x2f,
2510 | 0xbf, 0x58, 0xeb, 0x3b, 0x90, 0x49, 0xda, 0xf5, 0x43, 0x5a,
2511 | },
2512 | 32, "Trust Asia Log2023" },
2513 | { (const uint8_t[]){
2514 | 0x30, 0x6d, 0x29, 0x57, 0x6a, 0xd2, 0x1a, 0x9d, 0x4a, 0xe1, 0x2a,
2515 | 0xca, 0xd8, 0xaa, 0x8a, 0x78, 0x3a, 0xa6, 0x5a, 0x32, 0x11, 0x60,
2516 | 0xac, 0xff, 0x5b, 0x0e, 0xee, 0x4c, 0xa3, 0x20, 0x1d, 0x05,
2517 | },
2518 | 32, "Trust Asia Log2024" },
2519 | { (const uint8_t[]){
2520 | 0x87, 0x4f, 0xb5, 0x0d, 0xc0, 0x29, 0xd9, 0x93, 0x1d, 0xe5, 0x73,
2521 | 0xe9, 0xf2, 0x89, 0x9e, 0x8e, 0x45, 0x33, 0xb3, 0x92, 0xd3, 0x8b,
2522 | 0x0a, 0x46, 0x25, 0x74, 0xbf, 0x0f, 0xee, 0xb2, 0xfc, 0x1e,
2523 | },
2524 | 32, "Trust Asia Log2024-2" },
2525 | { (const uint8_t[]){
2526 | 0x28, 0xe2, 0x81, 0x38, 0xfd, 0x83, 0x21, 0x45, 0xe9, 0xa9, 0xd6,
2527 | 0xaa, 0x75, 0x37, 0x6d, 0x83, 0x77, 0xa8, 0x85, 0x12, 0xb3, 0xc0,
2528 | 0x7f, 0x72, 0x41, 0x48, 0x21, 0xdc, 0xbd, 0xe9, 0x8c, 0x66,
2529 | },
2530 | 32, "TrustAsia Log2025a" },
2531 | { (const uint8_t[]){
2532 | 0x28, 0x2c, 0x8b, 0xdd, 0x81, 0x0f, 0xf9, 0x09, 0x12, 0x0a, 0xce,
2533 | 0x16, 0xd6, 0xe0, 0xec, 0x20, 0x1b, 0xea, 0x82, 0xa3, 0xa4, 0xaf,
2534 | 0x19, 0xd9, 0xef, 0xfb, 0x59, 0xe8, 0x3f, 0xdc, 0x42, 0x68,
2535 | },
2536 | 32, "TrustAsia Log2025b" },
2537 | { (const uint8_t[]){
2538 | 0x74, 0xdb, 0x9d, 0x58, 0xf7, 0xd4, 0x7e, 0x9d, 0xfd, 0x78, 0x7a,
2539 | 0x16, 0x2a, 0x99, 0x1c, 0x18, 0xcf, 0x69, 0x8d, 0xa7, 0xc7, 0x29,
2540 | 0x91, 0x8c, 0x9a, 0x18, 0xb0, 0x45, 0x0d, 0xba, 0x44, 0xbc,
2541 | },
2542 | 32, "TrustAsia 'log2026a'" },
2543 | { (const uint8_t[]){
2544 | 0x25, 0xb7, 0xef, 0xde, 0xa1, 0x13, 0x01, 0x93, 0xed, 0x93, 0x07,
2545 | 0x97, 0x70, 0xaa, 0x32, 0x2a, 0x26, 0x62, 0x0d, 0xe3, 0x5a, 0xc8,
2546 | 0xaa, 0x7c, 0x75, 0x19, 0x7d, 0xe0, 0xb1, 0xa9, 0xe0, 0x65,
2547 | },
2548 | 32, "TrustAsia 'log2026b'" },
2549 | { (const uint8_t[]){
2550 | 0xed, 0xda, 0xeb, 0x81, 0x5c, 0x63, 0x21, 0x34, 0x49, 0xb4, 0x7b,
2551 | 0xe5, 0x07, 0x79, 0x05, 0xab, 0xd0, 0xd9, 0x31, 0x47, 0xc2, 0x7a,
2552 | 0xc5, 0x14, 0x6b, 0x3b, 0xc5, 0x8e, 0x43, 0xe9, 0xb6, 0xc7,
2553 | },
2554 | 32, "TrustAsia 'HETU2027'" },
2555 | { (const uint8_t[]){
2556 | 0x45, 0x35, 0x94, 0x98, 0xd9, 0x3a, 0x89, 0xe0, 0x28, 0x03, 0x08,
2557 | 0xd3, 0x7d, 0x62, 0x6d, 0xc4, 0x23, 0x75, 0x47, 0x58, 0xdc, 0xe0,
2558 | 0x37, 0x00, 0x36, 0xfb, 0xab, 0x0e, 0xdf, 0x8a, 0x6b, 0xcf,
2559 | },
2560 | 32, "Trust Asia Log1" },
2561 | { (const uint8_t[]){
2562 | 0xc9, 0xcf, 0x89, 0x0a, 0x21, 0x10, 0x9c, 0x66, 0x6c, 0xc1, 0x7a,
2563 | 0x3e, 0xd0, 0x65, 0xc9, 0x30, 0xd0, 0xe0, 0x13, 0x5a, 0x9f, 0xeb,
2564 | 0xa8, 0x5a, 0xf1, 0x42, 0x10, 0xb8, 0x07, 0x24, 0x21, 0xaa,
2565 | },
2566 | 32, "GDCA CT log #1" },
2567 | { (const uint8_t[]){
2568 | 0x92, 0x4a, 0x30, 0xf9, 0x09, 0x33, 0x6f, 0xf4, 0x35, 0xd6, 0x99,
2569 | 0x3a, 0x10, 0xac, 0x75, 0xa2, 0xc6, 0x41, 0x72, 0x8e, 0x7f, 0xc2,
2570 | 0xd6, 0x59, 0xae, 0x61, 0x88, 0xff, 0xad, 0x40, 0xce, 0x01,
2571 | },
2572 | 32, "GDCA CT log #2" },
2573 | { (const uint8_t[]){
2574 | 0x71, 0x7e, 0xa7, 0x42, 0x09, 0x75, 0xbe, 0x84, 0xa2, 0x72, 0x35,
2575 | 0x53, 0xf1, 0x77, 0x7c, 0x26, 0xdd, 0x51, 0xaf, 0x4e, 0x10, 0x21,
2576 | 0x44, 0x09, 0x4d, 0x90, 0x19, 0xb4, 0x62, 0xfb, 0x66, 0x68,
2577 | },
2578 | 32, "GDCA Log 1" },
2579 | { (const uint8_t[]){
2580 | 0x14, 0x30, 0x8d, 0x90, 0xcc, 0xd0, 0x30, 0x13, 0x50, 0x05, 0xc0,
2581 | 0x1c, 0xa5, 0x26, 0xd8, 0x1e, 0x84, 0xe8, 0x76, 0x24, 0xe3, 0x9b,
2582 | 0x62, 0x48, 0xe0, 0x8f, 0x72, 0x4a, 0xea, 0x3b, 0xb4, 0x2a,
2583 | },
2584 | 32, "GDCA Log 2" },
2585 | { (const uint8_t[]){
2586 | 0xe0, 0x12, 0x76, 0x29, 0xe9, 0x04, 0x96, 0x56, 0x4e, 0x3d, 0x01,
2587 | 0x47, 0x98, 0x44, 0x98, 0xaa, 0x48, 0xf8, 0xad, 0xb1, 0x66, 0x00,
2588 | 0xeb, 0x79, 0x02, 0xa1, 0xef, 0x99, 0x09, 0x90, 0x62, 0x73,
2589 | },
2590 | 32, "PuChuangSiDa CT log" },
2591 | { (const uint8_t[]){
2592 | 0x53, 0x7b, 0x69, 0xa3, 0x56, 0x43, 0x35, 0xa9, 0xc0, 0x49, 0x04,
2593 | 0xe3, 0x95, 0x93, 0xb2, 0xc2, 0x98, 0xeb, 0x8d, 0x7a, 0x6e, 0x83,
2594 | 0x02, 0x36, 0x35, 0xc6, 0x27, 0x24, 0x8c, 0xd6, 0xb4, 0x40,
2595 | },
2596 | 32, "Nordu 'flimsy' log" },
2597 | { (const uint8_t[]){
2598 | 0xaa, 0xe7, 0x0b, 0x7f, 0x3c, 0xb8, 0xd5, 0x66, 0xc8, 0x6c, 0x2f,
2599 | 0x16, 0x97, 0x9c, 0x9f, 0x44, 0x5f, 0x69, 0xab, 0x0e, 0xb4, 0x53,
2600 | 0x55, 0x89, 0xb2, 0xf7, 0x7a, 0x03, 0x01, 0x04, 0xf3, 0xcd,
2601 | },
2602 | 32, "Nordu 'plausible' log" },
2603 | { (const uint8_t[]){
2604 | 0xcf, 0x55, 0xe2, 0x89, 0x23, 0x49, 0x7c, 0x34, 0x0d, 0x52, 0x06,
2605 | 0xd0, 0x53, 0x53, 0xae, 0xb2, 0x58, 0x34, 0xb5, 0x2f, 0x1f, 0x8d,
2606 | 0xc9, 0x52, 0x68, 0x09, 0xf2, 0x12, 0xef, 0xdd, 0x7c, 0xa6,
2607 | },
2608 | 32, "SHECA CT log 1" },
2609 | { (const uint8_t[]){
2610 | 0x32, 0xdc, 0x59, 0xc2, 0xd4, 0xc4, 0x19, 0x68, 0xd5, 0x6e, 0x14,
2611 | 0xbc, 0x61, 0xac, 0x8f, 0x0e, 0x45, 0xdb, 0x39, 0xfa, 0xf3, 0xc1,
2612 | 0x55, 0xaa, 0x42, 0x52, 0xf5, 0x00, 0x1f, 0xa0, 0xc6, 0x23,
2613 | },
2614 | 32, "SHECA CT log 2" },
2615 | { (const uint8_t[]){
2616 | 0x96, 0x06, 0xc0, 0x2c, 0x69, 0x00, 0x33, 0xaa, 0x1d, 0x14, 0x5f,
2617 | 0x59, 0xc6, 0xe2, 0x64, 0x8d, 0x05, 0x49, 0xf0, 0xdf, 0x96, 0xaa,
2618 | 0xb8, 0xdb, 0x91, 0x5a, 0x70, 0xd8, 0xec, 0xf3, 0x90, 0xa5,
2619 | },
2620 | 32, "Akamai CT Log" },
2621 | { (const uint8_t[]){
2622 | 0x39, 0x37, 0x6f, 0x54, 0x5f, 0x7b, 0x46, 0x07, 0xf5, 0x97, 0x42,
2623 | 0xd7, 0x68, 0xcd, 0x5d, 0x24, 0x37, 0xbf, 0x34, 0x73, 0xb6, 0x53,
2624 | 0x4a, 0x48, 0x34, 0xbc, 0xf7, 0x2e, 0x68, 0x1c, 0x83, 0xc9,
2625 | },
2626 | 32, "Alpha CT Log" },
2627 | { (const uint8_t[]){
2628 | 0xb0, 0xb7, 0x84, 0xbc, 0x81, 0xc0, 0xdd, 0xc4, 0x75, 0x44, 0xe8,
2629 | 0x83, 0xf0, 0x59, 0x85, 0xbb, 0x90, 0x77, 0xd1, 0x34, 0xd8, 0xab,
2630 | 0x88, 0xb2, 0xb2, 0xe5, 0x33, 0x98, 0x0b, 0x8e, 0x50, 0x8b,
2631 | },
2632 | 32, "Up In The Air 'Behind the Sofa' log" },
2633 | { (const uint8_t[]){
2634 | 0x47, 0x44, 0x47, 0x7c, 0x75, 0xde, 0x42, 0x6d, 0x5c, 0x44, 0xef,
2635 | 0xd4, 0xa9, 0x2c, 0x96, 0x77, 0x59, 0x7f, 0x65, 0x7a, 0x8f, 0xe0,
2636 | 0xca, 0xdb, 0xc6, 0xd6, 0x16, 0xed, 0xa4, 0x97, 0xc4, 0x25,
2637 | },
2638 | 32, "Qihoo 360 2020" },
2639 | { (const uint8_t[]){
2640 | 0xc6, 0xd7, 0xed, 0x9e, 0xdb, 0x8e, 0x74, 0xf0, 0xa7, 0x1b, 0x4d,
2641 | 0x4a, 0x98, 0x4b, 0xcb, 0xeb, 0xab, 0xbd, 0x28, 0xcc, 0x1f, 0xd7,
2642 | 0x63, 0x29, 0xe8, 0x87, 0x26, 0xcd, 0x4c, 0x25, 0x46, 0x63,
2643 | },
2644 | 32, "Qihoo 360 2021" },
2645 | { (const uint8_t[]){
2646 | 0x66, 0x3c, 0xb0, 0x9c, 0x1f, 0xcd, 0x9b, 0xaa, 0x62, 0x76, 0x3c,
2647 | 0xcb, 0x53, 0x4e, 0xec, 0x80, 0x58, 0x12, 0x28, 0x05, 0x07, 0xac,
2648 | 0x69, 0xa4, 0x5f, 0xcd, 0x38, 0xcf, 0x4c, 0xc7, 0x4c, 0xf1,
2649 | },
2650 | 32, "Qihoo 360 2022" },
2651 | { (const uint8_t[]){
2652 | 0xe2, 0x64, 0x7f, 0x6e, 0xda, 0x34, 0x05, 0x03, 0xc6, 0x4d, 0x4e,
2653 | 0x10, 0xa8, 0x69, 0x68, 0x1f, 0xde, 0x9c, 0x5a, 0x2c, 0xf3, 0xb3,
2654 | 0x2d, 0x5f, 0x20, 0x0b, 0x96, 0x36, 0x05, 0x90, 0x88, 0x23,
2655 | },
2656 | 32, "Qihoo 360 2023" },
2657 | { (const uint8_t[]){
2658 | 0xc5, 0xcf, 0xe5, 0x4b, 0x61, 0x51, 0xb4, 0x9b, 0x14, 0x2e, 0xd2,
2659 | 0x63, 0xbd, 0xe7, 0x32, 0x93, 0x36, 0x37, 0x99, 0x79, 0x95, 0x50,
2660 | 0xae, 0x44, 0x35, 0xcd, 0x1a, 0x69, 0x97, 0xc9, 0xc3, 0xc3,
2661 | },
2662 | 32, "Qihoo 360 v1 2020" },
2663 | { (const uint8_t[]){
2664 | 0x48, 0x14, 0x58, 0x7c, 0xf2, 0x8b, 0x08, 0xfe, 0x68, 0x3f, 0xd2,
2665 | 0xbc, 0xd9, 0x45, 0x99, 0x4c, 0x2e, 0xb7, 0x4c, 0x8a, 0xe8, 0xc8,
2666 | 0x7f, 0xce, 0x42, 0x9b, 0x7c, 0xd3, 0x1d, 0x51, 0xbd, 0xc4,
2667 | },
2668 | 32, "Qihoo 360 v1 2021" },
2669 | { (const uint8_t[]){
2670 | 0x49, 0x11, 0xb8, 0xd6, 0x14, 0xcf, 0xd3, 0xd9, 0x9f, 0x16, 0xd3,
2671 | 0x76, 0x54, 0x5e, 0xe1, 0xb8, 0xcc, 0xfc, 0x51, 0x1f, 0x50, 0x9f,
2672 | 0x08, 0x0b, 0xa0, 0xa0, 0x87, 0xd9, 0x1d, 0xfa, 0xee, 0xa9,
2673 | },
2674 | 32, "Qihoo 360 v1 2022" },
2675 | { (const uint8_t[]){
2676 | 0xb6, 0x74, 0x0b, 0x12, 0x00, 0x2e, 0x03, 0x3f, 0xd0, 0xe7, 0xe9,
2677 | 0x41, 0xf4, 0xba, 0x3e, 0xe1, 0xbf, 0xc1, 0x49, 0xb5, 0x24, 0xb4,
2678 | 0xcf, 0x62, 0x8d, 0x53, 0xef, 0xea, 0x1f, 0x40, 0x3a, 0x8d,
2679 | },
2680 | 32, "Qihoo 360 v1 2023" },
2681 | { (const uint8_t[]){
2682 | 0x2e, 0xd6, 0xa4, 0x4d, 0xeb, 0x8f, 0x0c, 0x86, 0x46, 0x67, 0x76,
2683 | 0x9c, 0x4e, 0xdd, 0x04, 0x1f, 0x84, 0x23, 0x67, 0x55, 0xfa, 0x3a,
2684 | 0xac, 0xa6, 0x34, 0xd0, 0x93, 0x5d, 0xfc, 0xd5, 0x9a, 0x70,
2685 | },
2686 | 32, "Bogus placeholder log to unbreak misbehaving CT libraries" },
2687 | { (const uint8_t[]){
2688 | 0x39, 0xb9, 0x87, 0x88, 0x28, 0x19, 0x5f, 0x3b, 0x2d, 0x0d, 0x1b,
2689 | 0x48, 0x14, 0xa3, 0xae, 0x8c, 0x0d, 0x01, 0xfe, 0x48, 0x62, 0x21,
2690 | 0xdd, 0x69, 0x39, 0x7d, 0x76, 0xf7, 0x85, 0x74, 0x11, 0xc3,
2691 | },
2692 | 32, "Merklemap 'CompactLog' log" },
2693 | { (const uint8_t[]){
2694 | 0xd2, 0xfc, 0x65, 0x2f, 0xa5, 0xf9, 0xb7, 0x38, 0xb8, 0x37, 0x55,
2695 | 0xfa, 0x5e, 0xb1, 0x5f, 0x0b, 0x45, 0x25, 0x3f, 0x4e, 0x8f, 0xa3,
2696 | 0xb9, 0xb6, 0x4f, 0xd4, 0xde, 0x56, 0x62, 0xd1, 0x87, 0x08,
2697 | },
2698 | 32, "Bogus RFC6962 log to avoid breaking misbehaving CT libraries" },
2699 | { NULL((void*)0), 0, NULL((void*)0) }
2700 | };
2701 |
2702 | /*
2703 | * Application-Layer Protocol Negotiation (ALPN) dissector tables.
2704 | */
2705 | static dissector_table_t ssl_alpn_dissector_table;
2706 | static dissector_table_t dtls_alpn_dissector_table;
2707 |
2708 | /*
2709 | * Special cases for prefix matching of the ALPN, if the ALPN includes
2710 | * a version number for a draft or protocol revision.
2711 | */
2712 | typedef struct ssl_alpn_prefix_match_protocol {
2713 | const char *proto_prefix;
2714 | const char *dissector_name;
2715 | } ssl_alpn_prefix_match_protocol_t;
2716 |
2717 | static const ssl_alpn_prefix_match_protocol_t ssl_alpn_prefix_match_protocols[] = {
2718 | /* SPDY moves so fast, just 1, 2 and 3 are registered with IANA but there
2719 | * already exists 3.1 as of this writing... match the prefix. */
2720 | { "spdy/", "spdy" },
2721 | /* draft-ietf-httpbis-http2-16 */
2722 | { "h2-", "http2" }, /* draft versions */
2723 | };
2724 |
2725 | const value_string compress_certificate_algorithm_vals[] = {
2726 | { 1, "zlib" },
2727 | { 2, "brotli" },
2728 | { 3, "zstd" },
2729 | { 0, NULL((void*)0) }
2730 | };
2731 |
2732 |
2733 | const val64_string quic_transport_parameter_id[] = {
2734 | { SSL_HND_QUIC_TP_ORIGINAL_DESTINATION_CONNECTION_ID0x00, "original_destination_connection_id" },
2735 | { SSL_HND_QUIC_TP_MAX_IDLE_TIMEOUT0x01, "max_idle_timeout" },
2736 | { SSL_HND_QUIC_TP_STATELESS_RESET_TOKEN0x02, "stateless_reset_token" },
2737 | { SSL_HND_QUIC_TP_MAX_UDP_PAYLOAD_SIZE0x03, "max_udp_payload_size" },
2738 | { SSL_HND_QUIC_TP_INITIAL_MAX_DATA0x04, "initial_max_data" },
2739 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL0x05, "initial_max_stream_data_bidi_local" },
2740 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE0x06, "initial_max_stream_data_bidi_remote" },
2741 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI0x07, "initial_max_stream_data_uni" },
2742 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_UNI0x09, "initial_max_streams_uni" },
2743 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_BIDI0x08, "initial_max_streams_bidi" },
2744 | { SSL_HND_QUIC_TP_ACK_DELAY_EXPONENT0x0a, "ack_delay_exponent" },
2745 | { SSL_HND_QUIC_TP_MAX_ACK_DELAY0x0b, "max_ack_delay" },
2746 | { SSL_HND_QUIC_TP_DISABLE_ACTIVE_MIGRATION0x0c, "disable_active_migration" },
2747 | { SSL_HND_QUIC_TP_PREFERRED_ADDRESS0x0d, "preferred_address" },
2748 | { SSL_HND_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT0x0e, "active_connection_id_limit" },
2749 | { SSL_HND_QUIC_TP_INITIAL_SOURCE_CONNECTION_ID0x0f, "initial_source_connection_id" },
2750 | { SSL_HND_QUIC_TP_RETRY_SOURCE_CONNECTION_ID0x10, "retry_source_connection_id" },
2751 | { SSL_HND_QUIC_TP_MAX_DATAGRAM_FRAME_SIZE0x20, "max_datagram_frame_size" },
2752 | { SSL_HND_QUIC_TP_CIBIR_ENCODING0x1000, "cibir_encoding" },
2753 | { SSL_HND_QUIC_TP_LOSS_BITS0x1057, "loss_bits" },
2754 | { SSL_HND_QUIC_TP_GREASE_QUIC_BIT0x2ab2, "grease_quic_bit" },
2755 | { SSL_HND_QUIC_TP_ENABLE_TIME_STAMP0x7157, "enable_time_stamp" },
2756 | { SSL_HND_QUIC_TP_ENABLE_TIME_STAMP_V20x7158, "enable_time_stamp_v2" },
2757 | { SSL_HND_QUIC_TP_VERSION_INFORMATION0x11, "version_information" },
2758 | { SSL_HND_QUIC_TP_VERSION_INFORMATION_DRAFT0xff73db, "version_information_draft" },
2759 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY_OLD0xde1a, "min_ack_delay" },
2760 | { SSL_HND_QUIC_TP_GOOGLE_USER_AGENT0x3129, "google_user_agent" },
2761 | { SSL_HND_QUIC_TP_GOOGLE_KEY_UPDATE_NOT_YET_SUPPORTED0x312B, "google_key_update_not_yet_supported" },
2762 | { SSL_HND_QUIC_TP_GOOGLE_QUIC_VERSION0x4752, "google_quic_version" },
2763 | { SSL_HND_QUIC_TP_GOOGLE_INITIAL_RTT0x3127, "google_initial_rtt" },
2764 | { SSL_HND_QUIC_TP_GOOGLE_SUPPORT_HANDSHAKE_DONE0x312A, "google_support_handshake_done" },
2765 | { SSL_HND_QUIC_TP_GOOGLE_QUIC_PARAMS0x4751, "google_quic_params" },
2766 | { SSL_HND_QUIC_TP_GOOGLE_CONNECTION_OPTIONS0x3128, "google_connection_options" },
2767 | { SSL_HND_QUIC_TP_FACEBOOK_PARTIAL_RELIABILITY0xFF00, "facebook_partial_reliability" },
2768 | { SSL_HND_QUIC_TP_ADDRESS_DISCOVERY0x9f81a176, "address_discovery" },
2769 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT_V10xFF03DE1A, "min_ack_delay (draft-01)" },
2770 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT050xff04de1a, "min_ack_delay (draft-05)" },
2771 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY0xff04de1b, "min_ack_delay" },
2772 | { SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT040x0f739bbc1b666d04, "enable_multipath (draft-04)" },
2773 | { SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT050x0f739bbc1b666d05, "enable_multipath (draft-05)" },
2774 | { SSL_HND_QUIC_TP_ENABLE_MULTIPATH0x0f739bbc1b666d06, "enable_multipath (draft-06)" },
2775 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATHS0x0f739bbc1b666d07, "initial_max_paths (draft-07/08)" },
2776 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT090x0f739bbc1b666d09, "initial_max_path_id (draft-09/10)" },
2777 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT110x0f739bbc1b666d11, "initial_max_path_id (draft-11)" },
2778 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT120x0f739bbc1b666d0c, "initial_max_path_id (draft-12)" },
2779 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID0x0f739bbc1b666d0d, "initial_max_path_id" },
2780 | { 0, NULL((void*)0) }
2781 | };
2782 |
2783 | /* https://tools.ietf.org/html/draft-ietf-quic-address-discovery-00 */
2784 | const val64_string quic_address_discovery_vals[] = {
2785 | { 0, "The node is willing to provide address observations to its peer, but is not interested in receiving address observations itself" },
2786 | { 1, "The node is interested in receiving address observations, but it is not willing to provide address observations" },
2787 | { 2, "The node is interested in receiving address observations, and it is willing to provide address observations" },
2788 | { 0, NULL((void*)0) }
2789 | };
2790 |
2791 | /* https://tools.ietf.org/html/draft-huitema-quic-ts-03 */
2792 | const val64_string quic_enable_time_stamp_v2_vals[] = {
2793 | { 1, "I would like to receive TIME_STAMP frames" },
2794 | { 2, "I am able to generate TIME_STAMP frames" },
2795 | { 3, "I am able to generate TIME_STAMP frames and I would like to receive them" },
2796 | { 0, NULL((void*)0) }
2797 | };
2798 |
2799 | /* https://datatracker.ietf.org/doc/draft-ietf-quic-multipath/04/ */
2800 | const val64_string quic_enable_multipath_vals[] = {
2801 | { 0, "don't support multipath" },
2802 | { 1, "support multipath as defined in this document" },
2803 | { 0, NULL((void*)0) }
2804 | };
2805 |
2806 | /* https://www.ietf.org/archive/id/draft-ietf-tls-esni-16.txt */
2807 | const value_string tls_hello_ext_ech_clienthello_types[] = {
2808 | { 0, "Outer Client Hello" },
2809 | { 1, "Inner Client Hello" },
2810 | { 0, NULL((void*)0) }
2811 | };
2812 |
2813 | /* RFC 9180 */
2814 | const value_string kem_id_type_vals[] = {
2815 | { 0x0000, "Reserved" },
2816 | { 0x0010, "DHKEM(P-256, HKDF-SHA256)" },
2817 | { 0x0011, "DHKEM(P-384, HKDF-SHA384)" },
2818 | { 0x0012, "DHKEM(P-521, HKDF-SHA512)" },
2819 | { 0x0020, "DHKEM(X25519, HKDF-SHA256)" },
2820 | { 0x0021, "DHKEM(X448, HKDF-SHA512)" },
2821 | { 0, NULL((void*)0) }
2822 | };
2823 | const value_string kdf_id_type_vals[] = {
2824 | { 0x0000, "Reserved" },
2825 | { 0x0001, "HKDF-SHA256" },
2826 | { 0x0002, "HKDF-SHA384" },
2827 | { 0x0003, "HKDF-SHA512" },
2828 | { 0, NULL((void*)0) }
2829 | };
2830 | const value_string aead_id_type_vals[] = {
2831 | { 0x0000, "Reserved" },
2832 | { 0x0001, "AES-128-GCM" },
2833 | { 0x0002, "AES-256-GCM" },
2834 | { 0x0003, "ChaCha20Poly1305" },
2835 | { 0xFFFF, "Export-only" },
2836 | { 0, NULL((void*)0) }
2837 | };
2838 |
2839 | const value_string token_binding_key_parameter_vals[] = {
2840 | { 0, "rsa2048_pkcs1.5" },
2841 | { 1, "rsa2048_pss" },
2842 | { 2, "ecdsap256" },
2843 | { 0, NULL((void*)0) }
2844 | };
2845 |
2846 | /* Lookup tables }}} */
2847 |
2848 | void
2849 | quic_transport_parameter_id_base_custom(char *result, uint64_t parameter_id)
2850 | {
2851 | const char *label;
2852 | if (IS_GREASE_QUIC(parameter_id)((parameter_id) > 27 ? ((((parameter_id) - 27) % 31) == 0) : 0)) {
2853 | label = "GREASE";
2854 | } else {
2855 | label = val64_to_str_const(parameter_id, quic_transport_parameter_id, "Unknown");
2856 | }
2857 | snprintf(result, ITEM_LABEL_LENGTH240, "%s (0x%02" PRIx64"l" "x" ")", label, parameter_id);
2858 | }
2859 |
2860 | /* we keep this internal to packet-tls-utils, as there should be
2861 | no need to access it any other way.
2862 |
2863 | This also allows us to hide the dependency on zlib.
2864 | */
2865 | struct _SslDecompress {
2866 | int compression;
2867 | #ifdef USE_ZLIB_OR_ZLIBNG
2868 | zlib_stream istream;
2869 | #endif
2870 | };
2871 |
2872 | /* To assist in parsing client/server key exchange messages
2873 | 0 indicates unknown */
2874 | int ssl_get_keyex_alg(int cipher)
2875 | {
2876 | /* Map Cipher suite number to Key Exchange algorithm {{{ */
2877 | switch(cipher) {
2878 | case 0x0017:
2879 | case 0x0018:
2880 | case 0x0019:
2881 | case 0x001a:
2882 | case 0x001b:
2883 | case 0x0034:
2884 | case 0x003a:
2885 | case 0x0046:
2886 | case 0x006c:
2887 | case 0x006d:
2888 | case 0x0089:
2889 | case 0x009b:
2890 | case 0x00a6:
2891 | case 0x00a7:
2892 | case 0x00bf:
2893 | case 0x00c5:
2894 | case 0xc084:
2895 | case 0xc085:
2896 | return KEX_DH_ANON0x13;
2897 | case 0x000b:
2898 | case 0x000c:
2899 | case 0x000d:
2900 | case 0x0030:
2901 | case 0x0036:
2902 | case 0x003e:
2903 | case 0x0042:
2904 | case 0x0068:
2905 | case 0x0085:
2906 | case 0x0097:
2907 | case 0x00a4:
2908 | case 0x00a5:
2909 | case 0x00bb:
2910 | case 0x00c1:
2911 | case 0xc082:
2912 | case 0xc083:
2913 | return KEX_DH_DSS0x14;
2914 | case 0x000e:
2915 | case 0x000f:
2916 | case 0x0010:
2917 | case 0x0031:
2918 | case 0x0037:
2919 | case 0x003f:
2920 | case 0x0043:
2921 | case 0x0069:
2922 | case 0x0086:
2923 | case 0x0098:
2924 | case 0x00a0:
2925 | case 0x00a1:
2926 | case 0x00bc:
2927 | case 0x00c2:
2928 | case 0xc07e:
2929 | case 0xc07f:
2930 | return KEX_DH_RSA0x15;
2931 | case 0x0011:
2932 | case 0x0012:
2933 | case 0x0013:
2934 | case 0x0032:
2935 | case 0x0038:
2936 | case 0x0040:
2937 | case 0x0044:
2938 | case 0x0063:
2939 | case 0x0065:
2940 | case 0x0066:
2941 | case 0x006a:
2942 | case 0x0087:
2943 | case 0x0099:
2944 | case 0x00a2:
2945 | case 0x00a3:
2946 | case 0x00bd:
2947 | case 0x00c3:
2948 | case 0xc080:
2949 | case 0xc081:
2950 | return KEX_DHE_DSS0x10;
2951 | case 0x002d:
2952 | case 0x008e:
2953 | case 0x008f:
2954 | case 0x0090:
2955 | case 0x0091:
2956 | case 0x00aa:
2957 | case 0x00ab:
2958 | case 0x00b2:
2959 | case 0x00b3:
2960 | case 0x00b4:
2961 | case 0x00b5:
2962 | case 0xc090:
2963 | case 0xc091:
2964 | case 0xc096:
2965 | case 0xc097:
2966 | case 0xc0a6:
2967 | case 0xc0a7:
2968 | case 0xc0aa:
2969 | case 0xc0ab:
2970 | case 0xccad:
2971 | case 0xe41c:
2972 | case 0xe41d:
2973 | return KEX_DHE_PSK0x11;
2974 | case 0x0014:
2975 | case 0x0015:
2976 | case 0x0016:
2977 | case 0x0033:
2978 | case 0x0039:
2979 | case 0x0045:
2980 | case 0x0067:
2981 | case 0x006b:
2982 | case 0x0088:
2983 | case 0x009a:
2984 | case 0x009e:
2985 | case 0x009f:
2986 | case 0x00be:
2987 | case 0x00c4:
2988 | case 0xc07c:
2989 | case 0xc07d:
2990 | case 0xc09e:
2991 | case 0xc09f:
2992 | case 0xc0a2:
2993 | case 0xc0a3:
2994 | case 0xccaa:
2995 | case 0xe41e:
2996 | case 0xe41f:
2997 | return KEX_DHE_RSA0x12;
2998 | case 0xc015:
2999 | case 0xc016:
3000 | case 0xc017:
3001 | case 0xc018:
3002 | case 0xc019:
3003 | return KEX_ECDH_ANON0x19;
3004 | case 0xc001:
3005 | case 0xc002:
3006 | case 0xc003:
3007 | case 0xc004:
3008 | case 0xc005:
3009 | case 0xc025:
3010 | case 0xc026:
3011 | case 0xc02d:
3012 | case 0xc02e:
3013 | case 0xc074:
3014 | case 0xc075:
3015 | case 0xc088:
3016 | case 0xc089:
3017 | return KEX_ECDH_ECDSA0x1a;
3018 | case 0xc00b:
3019 | case 0xc00c:
3020 | case 0xc00d:
3021 | case 0xc00e:
3022 | case 0xc00f:
3023 | case 0xc029:
3024 | case 0xc02a:
3025 | case 0xc031:
3026 | case 0xc032:
3027 | case 0xc078:
3028 | case 0xc079:
3029 | case 0xc08c:
3030 | case 0xc08d:
3031 | return KEX_ECDH_RSA0x1b;
3032 | case 0xc006:
3033 | case 0xc007:
3034 | case 0xc008:
3035 | case 0xc009:
3036 | case 0xc00a:
3037 | case 0xc023:
3038 | case 0xc024:
3039 | case 0xc02b:
3040 | case 0xc02c:
3041 | case 0xc072:
3042 | case 0xc073:
3043 | case 0xc086:
3044 | case 0xc087:
3045 | case 0xc0ac:
3046 | case 0xc0ad:
3047 | case 0xc0ae:
3048 | case 0xc0af:
3049 | case 0xcca9:
3050 | case 0xe414:
3051 | case 0xe415:
3052 | return KEX_ECDHE_ECDSA0x16;
3053 | case 0xc033:
3054 | case 0xc034:
3055 | case 0xc035:
3056 | case 0xc036:
3057 | case 0xc037:
3058 | case 0xc038:
3059 | case 0xc039:
3060 | case 0xc03a:
3061 | case 0xc03b:
3062 | case 0xc09a:
3063 | case 0xc09b:
3064 | case 0xccac:
3065 | case 0xe418:
3066 | case 0xe419:
3067 | case 0xd001:
3068 | case 0xd002:
3069 | case 0xd003:
3070 | case 0xd005:
3071 | return KEX_ECDHE_PSK0x17;
3072 | case 0xc010:
3073 | case 0xc011:
3074 | case 0xc012:
3075 | case 0xc013:
3076 | case 0xc014:
3077 | case 0xc027:
3078 | case 0xc028:
3079 | case 0xc02f:
3080 | case 0xc030:
3081 | case 0xc076:
3082 | case 0xc077:
3083 | case 0xc08a:
3084 | case 0xc08b:
3085 | case 0xcca8:
3086 | case 0xe412:
3087 | case 0xe413:
3088 | return KEX_ECDHE_RSA0x18;
3089 | case 0x001e:
3090 | case 0x001f:
3091 | case 0x0020:
3092 | case 0x0021:
3093 | case 0x0022:
3094 | case 0x0023:
3095 | case 0x0024:
3096 | case 0x0025:
3097 | case 0x0026:
3098 | case 0x0027:
3099 | case 0x0028:
3100 | case 0x0029:
3101 | case 0x002a:
3102 | case 0x002b:
3103 | return KEX_KRB50x1c;
3104 | case 0x002c:
3105 | case 0x008a:
3106 | case 0x008b:
3107 | case 0x008c:
3108 | case 0x008d:
3109 | case 0x00a8:
3110 | case 0x00a9:
3111 | case 0x00ae:
3112 | case 0x00af:
3113 | case 0x00b0:
3114 | case 0x00b1:
3115 | case 0xc064:
3116 | case 0xc065:
3117 | case 0xc08e:
3118 | case 0xc08f:
3119 | case 0xc094:
3120 | case 0xc095:
3121 | case 0xc0a4:
3122 | case 0xc0a5:
3123 | case 0xc0a8:
3124 | case 0xc0a9:
3125 | case 0xccab:
3126 | case 0xe416:
3127 | case 0xe417:
3128 | return KEX_PSK0x1d;
3129 | case 0x0001:
3130 | case 0x0002:
3131 | case 0x0003:
3132 | case 0x0004:
3133 | case 0x0005:
3134 | case 0x0006:
3135 | case 0x0007:
3136 | case 0x0008:
3137 | case 0x0009:
3138 | case 0x000a:
3139 | case 0x002f:
3140 | case 0x0035:
3141 | case 0x003b:
3142 | case 0x003c:
3143 | case 0x003d:
3144 | case 0x0041:
3145 | case 0x0060:
3146 | case 0x0061:
3147 | case 0x0062:
3148 | case 0x0064:
3149 | case 0x0084:
3150 | case 0x0096:
3151 | case 0x009c:
3152 | case 0x009d:
3153 | case 0x00ba:
3154 | case 0x00c0:
3155 | case 0xc07a:
3156 | case 0xc07b:
3157 | case 0xc09c:
3158 | case 0xc09d:
3159 | case 0xc0a0:
3160 | case 0xc0a1:
3161 | case 0xe410:
3162 | case 0xe411:
3163 | case 0xfefe:
3164 | case 0xfeff:
3165 | case 0xffe0:
3166 | case 0xffe1:
3167 | return KEX_RSA0x1e;
3168 | case 0x002e:
3169 | case 0x0092:
3170 | case 0x0093:
3171 | case 0x0094:
3172 | case 0x0095:
3173 | case 0x00ac:
3174 | case 0x00ad:
3175 | case 0x00b6:
3176 | case 0x00b7:
3177 | case 0x00b8:
3178 | case 0x00b9:
3179 | case 0xc092:
3180 | case 0xc093:
3181 | case 0xc098:
3182 | case 0xc099:
3183 | case 0xccae:
3184 | case 0xe41a:
3185 | case 0xe41b:
3186 | return KEX_RSA_PSK0x1f;
3187 | case 0xc01a:
3188 | case 0xc01d:
3189 | case 0xc020:
3190 | return KEX_SRP_SHA0x20;
3191 | case 0xc01c:
3192 | case 0xc01f:
3193 | case 0xc022:
3194 | return KEX_SRP_SHA_DSS0x21;
3195 | case 0xc01b:
3196 | case 0xc01e:
3197 | case 0xc021:
3198 | return KEX_SRP_SHA_RSA0x22;
3199 | case 0xc0ff:
3200 | return KEX_ECJPAKE0x24;
3201 | case 0xe003:
3202 | case 0xe013:
3203 | case 0xe053:
3204 | return KEX_ECC_SM20x26;
3205 | default:
3206 | break;
3207 | }
3208 |
3209 | return 0;
3210 | /* }}} */
3211 | }
3212 |
3213 | static wmem_list_t *connection_id_session_list;
3214 |
3215 | void
3216 | ssl_init_cid_list(void) {
3217 | connection_id_session_list = wmem_list_new(wmem_file_scope());
3218 | }
3219 |
3220 | void
3221 | ssl_cleanup_cid_list(void) {
3222 | wmem_destroy_list(connection_id_session_list);
3223 | }
3224 |
3225 | void
3226 | ssl_add_session_by_cid(SslDecryptSession *session)
3227 | {
3228 | wmem_list_append(connection_id_session_list, session);
3229 | }
3230 |
3231 | SslDecryptSession *
3232 | ssl_get_session_by_cid(tvbuff_t *tvb, uint32_t offset)
3233 | {
3234 | SslDecryptSession * ssl_cid = NULL((void*)0);
3235 | wmem_list_frame_t *it = wmem_list_head(connection_id_session_list);
3236 |
3237 | while (it != NULL((void*)0) && ssl_cid == NULL((void*)0)) {
3238 | SslDecryptSession * ssl = (SslDecryptSession *)wmem_list_frame_data(it);
3239 | DISSECTOR_ASSERT(ssl != NULL)((void) ((ssl != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 3239, "ssl != ((void*)0)"))));
3240 | SslSession *session = &ssl->session;
3241 |
3242 | if (session->client_cid_len > 0 && tvb_bytes_exist(tvb, offset, session->client_cid_len)) {
3243 | if (tvb_memeql(tvb, offset, session->client_cid, session->client_cid_len) == 0) {
3244 | ssl_cid = ssl;
3245 | }
3246 | }
3247 |
3248 | if (session->server_cid_len > 0) {
3249 | if (tvb_memeql(tvb, offset, session->server_cid, session->server_cid_len) == 0) {
3250 | ssl_cid = ssl;
3251 | }
3252 | }
3253 |
3254 | it = wmem_list_frame_next(it);
3255 | }
3256 |
3257 | return ssl_cid;
3258 | }
3259 |
3260 | /* StringInfo structure (len + data) functions {{{ */
3261 |
3262 | int
3263 | ssl_data_alloc(StringInfo* str, size_t len)
3264 | {
3265 | str->data = (unsigned char *)g_malloc(len);
22 | ← | Memory is allocated | →
3266 | /* the allocator can return a null pointer for a size equal to 0,
3267 | * and that must be allowed */
3268 | if (len
22.1 | 'len' is > 0
> 0 && !str->data)
23 | ← | Assuming field 'data' is non-null | →
24 | ← | Taking false branch | →
3269 | return -1;
3270 | str->data_len = (unsigned) len;
3271 | return 0;
3272 | }
3273 |
3274 | void
3275 | ssl_data_set(StringInfo* str, const unsigned char* data, unsigned len)
3276 | {
3277 | DISSECTOR_ASSERT(data)((void) ((data) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 3277, "data"))));
3278 | memcpy(str->data, data, len);
3279 | str->data_len = len;
3280 | }
3281 |
3282 | static int
3283 | ssl_data_realloc(StringInfo* str, unsigned len)
3284 | {
3285 | str->data = (unsigned char *)g_realloc(str->data, len);
3286 | if (!str->data)
3287 | return -1;
3288 | str->data_len = len;
3289 | return 0;
3290 | }
3291 |
3292 | static StringInfo *
3293 | ssl_data_clone(StringInfo *str)
3294 | {
3295 | StringInfo *cloned_str;
3296 | cloned_str = (StringInfo *) wmem_alloc0(wmem_file_scope(),
3297 | sizeof(StringInfo) + str->data_len);
3298 | cloned_str->data = (unsigned char *) (cloned_str + 1);
3299 | ssl_data_set(cloned_str, str->data, str->data_len);
3300 | return cloned_str;
3301 | }
3302 |
3303 | static int
3304 | ssl_data_copy(StringInfo* dst, StringInfo* src)
3305 | {
3306 | if (dst->data_len < src->data_len) {
3307 | if (ssl_data_realloc(dst, src->data_len))
3308 | return -1;
3309 | }
3310 | memcpy(dst->data, src->data, src->data_len);
3311 | dst->data_len = src->data_len;
3312 | return 0;
3313 | }
3314 |
3315 | /* from_hex converts |hex_len| bytes of hex data from |in| and sets |*out| to
3316 | * the result. |out->data| will be allocated using wmem_file_scope. Returns true on
3317 | * success. */
3318 | static bool_Bool from_hex(StringInfo* out, const char* in, size_t hex_len) {
3319 | size_t i;
3320 |
3321 | if (hex_len & 1)
3322 | return false0;
3323 |
3324 | out->data = (unsigned char *)wmem_alloc(wmem_file_scope(), hex_len / 2);
3325 | for (i = 0; i < hex_len / 2; i++) {
3326 | int a = ws_xton(in[i*2]);
3327 | int b = ws_xton(in[i*2 + 1]);
3328 | if (a == -1 || b == -1)
3329 | return false0;
3330 | out->data[i] = a << 4 | b;
3331 | }
3332 | out->data_len = (unsigned)hex_len / 2;
3333 | return true1;
3334 | }
3335 | /* StringInfo structure (len + data) functions }}} */
3336 |
3337 |
3338 | /* libgcrypt wrappers for HMAC/message digest operations {{{ */
3339 | /* hmac abstraction layer */
3340 | #define SSL_HMACgcry_md_hd_t gcry_md_hd_t
3341 |
3342 | static inline int
3343 | ssl_hmac_init(SSL_HMACgcry_md_hd_t* md, int algo)
3344 | {
3345 | gcry_error_t err;
3346 | const char *err_str, *err_src;
3347 |
3348 | err = gcry_md_open(md,algo, GCRY_MD_FLAG_HMAC);
3349 | if (err != 0) {
3350 | err_str = gcry_strerror(err);
3351 | err_src = gcry_strsource(err);
3352 | ssl_debug_printf("ssl_hmac_init(): gcry_md_open failed %s/%s", err_str, err_src);
3353 | return -1;
3354 | }
3355 | return 0;
3356 | }
3357 |
3358 | static inline int
3359 | ssl_hmac_setkey(SSL_HMACgcry_md_hd_t* md, const void * key, int len)
3360 | {
3361 | gcry_error_t err;
3362 | const char *err_str, *err_src;
3363 |
3364 | err = gcry_md_setkey (*(md), key, len);
3365 | if (err != 0) {
3366 | err_str = gcry_strerror(err);
3367 | err_src = gcry_strsource(err);
3368 | ssl_debug_printf("ssl_hmac_setkey(): gcry_md_setkey failed %s/%s", err_str, err_src);
3369 | return -1;
3370 | }
3371 | return 0;
3372 | }
3373 |
3374 | static inline int
3375 | ssl_hmac_reset(SSL_HMACgcry_md_hd_t* md)
3376 | {
3377 | gcry_md_reset(*md);
3378 | return 0;
3379 | }
3380 |
3381 | static inline void
3382 | ssl_hmac_update(SSL_HMACgcry_md_hd_t* md, const void* data, int len)
3383 | {
3384 | gcry_md_write(*(md), data, len);
3385 | }
3386 | static inline void
3387 | ssl_hmac_final(SSL_HMACgcry_md_hd_t* md, unsigned char* data, unsigned* datalen)
3388 | {
3389 | int algo;
3390 | unsigned len;
3391 |
3392 | algo = gcry_md_get_algo (*(md));
3393 | len = gcry_md_get_algo_dlen(algo);
3394 | DISSECTOR_ASSERT(len <= *datalen)((void) ((len <= *datalen) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 3394, "len <= *datalen"))));
3395 | memcpy(data, gcry_md_read(*(md), algo), len);
3396 | *datalen = len;
3397 | }
3398 | static inline void
3399 | ssl_hmac_cleanup(SSL_HMACgcry_md_hd_t* md)
3400 | {
3401 | gcry_md_close(*(md));
3402 | }
3403 |
3404 | /* message digest abstraction layer*/
3405 | #define SSL_MDgcry_md_hd_t gcry_md_hd_t
3406 |
3407 | static inline int
3408 | ssl_md_init(SSL_MDgcry_md_hd_t* md, int algo)
3409 | {
3410 | gcry_error_t err;
3411 | const char *err_str, *err_src;
3412 | err = gcry_md_open(md,algo, 0);
3413 | if (err != 0) {
3414 | err_str = gcry_strerror(err);
3415 | err_src = gcry_strsource(err);
3416 | ssl_debug_printf("ssl_md_init(): gcry_md_open failed %s/%s", err_str, err_src);
3417 | return -1;
3418 | }
3419 | return 0;
3420 | }
3421 | static inline void
3422 | ssl_md_update(SSL_MDgcry_md_hd_t* md, unsigned char* data, int len)
3423 | {
3424 | gcry_md_write(*(md), data, len);
3425 | }
3426 | static inline void
3427 | ssl_md_final(SSL_MDgcry_md_hd_t* md, unsigned char* data, unsigned* datalen)
3428 | {
3429 | int algo;
3430 | int len;
3431 | algo = gcry_md_get_algo (*(md));
3432 | len = gcry_md_get_algo_dlen (algo);
3433 | memcpy(data, gcry_md_read(*(md), algo), len);
3434 | *datalen = len;
3435 | }
3436 | static inline void
3437 | ssl_md_cleanup(SSL_MDgcry_md_hd_t* md)
3438 | {
3439 | gcry_md_close(*(md));
3440 | }
3441 |
3442 | static inline void
3443 | ssl_md_reset(SSL_MDgcry_md_hd_t* md)
3444 | {
3445 | gcry_md_reset(*md);
3446 | }
3447 |
3448 | /* md5 /sha abstraction layer */
3449 | #define SSL_SHA_CTXgcry_md_hd_t gcry_md_hd_t
3450 | #define SSL_MD5_CTXgcry_md_hd_t gcry_md_hd_t
3451 |
3452 | static inline int
3453 | ssl_sha_init(SSL_SHA_CTXgcry_md_hd_t* md)
3454 | {
3455 | gcry_error_t err;
3456 | const char *err_str, *err_src;
3457 | err = gcry_md_open(md, GCRY_MD_SHA1, 0);
3458 | if (err != 0) {
3459 | err_str = gcry_strerror(err);
3460 | err_src = gcry_strsource(err);
3461 | ssl_debug_printf("ssl_sha_init(): gcry_md_open failed %s/%s", err_str, err_src);
3462 | return -1;
3463 | }
3464 | return 0;
3465 | }
3466 | static inline void
3467 | ssl_sha_update(SSL_SHA_CTXgcry_md_hd_t* md, unsigned char* data, int len)
3468 | {
3469 | gcry_md_write(*(md), data, len);
3470 | }
3471 | static inline void
3472 | ssl_sha_final(unsigned char* buf, SSL_SHA_CTXgcry_md_hd_t* md)
3473 | {
3474 | memcpy(buf, gcry_md_read(*(md), GCRY_MD_SHA1),
3475 | gcry_md_get_algo_dlen(GCRY_MD_SHA1));
3476 | }
3477 |
3478 | static inline void
3479 | ssl_sha_reset(SSL_SHA_CTXgcry_md_hd_t* md)
3480 | {
3481 | gcry_md_reset(*md);
3482 | }
3483 |
3484 | static inline void
3485 | ssl_sha_cleanup(SSL_SHA_CTXgcry_md_hd_t* md)
3486 | {
3487 | gcry_md_close(*(md));
3488 | }
3489 |
3490 | static inline int
3491 | ssl_md5_init(SSL_MD5_CTXgcry_md_hd_t* md)
3492 | {
3493 | gcry_error_t err;
3494 | const char *err_str, *err_src;
3495 | err = gcry_md_open(md,GCRY_MD_MD5, 0);
3496 | if (err != 0) {
3497 | err_str = gcry_strerror(err);
3498 | err_src = gcry_strsource(err);
3499 | ssl_debug_printf("ssl_md5_init(): gcry_md_open failed %s/%s", err_str, err_src);
3500 | return -1;
3501 | }
3502 | return 0;
3503 | }
3504 | static inline void
3505 | ssl_md5_update(SSL_MD5_CTXgcry_md_hd_t* md, unsigned char* data, int len)
3506 | {
3507 | gcry_md_write(*(md), data, len);
3508 | }
3509 | static inline void
3510 | ssl_md5_final(unsigned char* buf, SSL_MD5_CTXgcry_md_hd_t* md)
3511 | {
3512 | memcpy(buf, gcry_md_read(*(md), GCRY_MD_MD5),
3513 | gcry_md_get_algo_dlen(GCRY_MD_MD5));
3514 | }
3515 |
3516 | static inline void
3517 | ssl_md5_reset(SSL_MD5_CTXgcry_md_hd_t* md)
3518 | {
3519 | gcry_md_reset(*md);
3520 | }
3521 |
3522 | static inline void
3523 | ssl_md5_cleanup(SSL_MD5_CTXgcry_md_hd_t* md)
3524 | {
3525 | gcry_md_close(*(md));
3526 | }
3527 | /* libgcrypt wrappers for HMAC/message digest operations }}} */
3528 |
3529 | /* libgcrypt wrappers for Cipher state manipulation {{{ */
3530 | int
3531 | ssl_cipher_setiv(SSL_CIPHER_CTXgcry_cipher_hd_t *cipher, unsigned char* iv, int iv_len)
3532 | {
3533 | int ret;
3534 | #if 0
3535 | unsigned char *ivp;
3536 | int i;
3537 | gcry_cipher_hd_t c;
3538 | c=(gcry_cipher_hd_t)*cipher;
3539 | #endif
3540 | ssl_debug_printf("--------------------------------------------------------------------");
3541 | #if 0
3542 | for(ivp=c->iv,i=0; i < iv_len; i++ )
3543 | {
3544 | ssl_debug_printf("%d ",ivp[i]);
3545 | i++;
3546 | }
3547 | #endif
3548 | ssl_debug_printf("--------------------------------------------------------------------");
3549 | ret = gcry_cipher_setiv(*(cipher), iv, iv_len);
3550 | #if 0
3551 | for(ivp=c->iv,i=0; i < iv_len; i++ )
3552 | {
3553 | ssl_debug_printf("%d ",ivp[i]);
3554 | i++;
3555 | }
3556 | #endif
3557 | ssl_debug_printf("--------------------------------------------------------------------");
3558 | return ret;
3559 | }
3560 | /* stream cipher abstraction layer*/
3561 | static int
3562 | ssl_cipher_init(gcry_cipher_hd_t *cipher, int algo, unsigned char* sk,
3563 | unsigned char* iv, int mode)
3564 | {
3565 | int gcry_modes[] = {
3566 | GCRY_CIPHER_MODE_STREAM,
3567 | GCRY_CIPHER_MODE_CBC,
3568 | GCRY_CIPHER_MODE_GCM,
3569 | GCRY_CIPHER_MODE_CCM,
3570 | GCRY_CIPHER_MODE_CCM,
3571 | GCRY_CIPHER_MODE_POLY1305,
3572 | GCRY_CIPHER_MODE_ECB, /* used for DTLSv1.3 seq number encryption */
3573 | };
3574 | int err;
3575 | if (algo == -1) {
3576 | /* NULL mode */
3577 | *(cipher) = (gcry_cipher_hd_t)-1;
3578 | return 0;
3579 | }
3580 | err = gcry_cipher_open(cipher, algo, gcry_modes[mode], 0);
3581 | if (err !=0)
3582 | return -1;
3583 | err = gcry_cipher_setkey(*(cipher), sk, gcry_cipher_get_algo_keylen (algo));
3584 | if (err != 0)
3585 | return -1;
3586 | /* AEAD cipher suites will set the nonce later. */
3587 | if (mode == MODE_CBC) {
3588 | err = gcry_cipher_setiv(*(cipher), iv, gcry_cipher_get_algo_blklen(algo));
3589 | if (err != 0)
3590 | return -1;
3591 | }
3592 | return 0;
3593 | }
3594 | static inline int
3595 | ssl_cipher_decrypt(gcry_cipher_hd_t *cipher, unsigned char * out, int outl,
3596 | const unsigned char * in, int inl)
3597 | {
3598 | if ((*cipher) == (gcry_cipher_hd_t)-1)
3599 | {
3600 | if (in && inl)
3601 | memcpy(out, in, outl < inl ? outl : inl);
3602 | return 0;
3603 | }
3604 | return gcry_cipher_decrypt ( *(cipher), out, outl, in, inl);
3605 | }
3606 | static inline int
3607 | ssl_get_digest_by_name(const char*name)
3608 | {
3609 | return gcry_md_map_name(name);
3610 | }
3611 | static inline int
3612 | ssl_get_cipher_by_name(const char* name)
3613 | {
3614 | return gcry_cipher_map_name(name);
3615 | }
3616 |
3617 | static inline void
3618 | ssl_cipher_cleanup(gcry_cipher_hd_t *cipher)
3619 | {
3620 | if ((*cipher) != (gcry_cipher_hd_t)-1)
3621 | gcry_cipher_close(*cipher);
3622 | *cipher = NULL((void*)0);
3623 | }
3624 | /* }}} */
3625 |
3626 | /* Digests, Ciphers and Cipher Suites registry {{{ */
3627 | static const SslDigestAlgo digests[]={
3628 | {"MD5", 16},
3629 | {"SHA1", 20},
3630 | {"SHA256", 32},
3631 | {"SHA384", 48},
3632 | {"SM3", 32},
3633 | {"Not Applicable", 0},
3634 | };
3635 |
3636 | #define DIGEST_MAX_SIZE48 48
3637 |
3638 | /* get index digest index */
3639 | static const SslDigestAlgo *
3640 | ssl_cipher_suite_dig(const SslCipherSuite *cs) {
3641 | if (!cs || cs->dig < DIG_MD50x40 || cs->dig > DIG_NA0x45) {
3642 | return &digests[DIG_NA0x45 - DIG_MD50x40];
3643 | }
3644 | return &digests[cs->dig - DIG_MD50x40];
3645 | }
3646 |
3647 | static const char *ciphers[]={
3648 | "DES",
3649 | "3DES",
3650 | "ARCFOUR", /* libgcrypt does not support rc4, but this should be 100% compatible*/
3651 | "RFC2268_128", /* libgcrypt name for RC2 with a 128-bit key */
3652 | "IDEA",
3653 | "AES",
3654 | "AES256",
3655 | "CAMELLIA128",
3656 | "CAMELLIA256",
3657 | "SEED",
3658 | "CHACHA20", /* since Libgcrypt 1.7.0 */
3659 | "SM1",
3660 | "SM4",
3661 | "*UNKNOWN*"
3662 | };
3663 |
3664 | static const SslCipherSuite cipher_suites[]={
3665 | {0x0001,KEX_RSA0x1e, ENC_NULL0x3D, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_WITH_NULL_MD5 */
3666 | {0x0002,KEX_RSA0x1e, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_WITH_NULL_SHA */
3667 | {0x0003,KEX_RSA0x1e, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_EXPORT_WITH_RC4_40_MD5 */
3668 | {0x0004,KEX_RSA0x1e, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_WITH_RC4_128_MD5 */
3669 | {0x0005,KEX_RSA0x1e, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_WITH_RC4_128_SHA */
3670 | {0x0006,KEX_RSA0x1e, ENC_RC20x33, DIG_MD50x40, MODE_CBC }, /* TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5 */
3671 | {0x0007,KEX_RSA0x1e, ENC_IDEA0x34, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_IDEA_CBC_SHA */
3672 | {0x0008,KEX_RSA0x1e, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_EXPORT_WITH_DES40_CBC_SHA */
3673 | {0x0009,KEX_RSA0x1e, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_DES_CBC_SHA */
3674 | {0x000A,KEX_RSA0x1e, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_3DES_EDE_CBC_SHA */
3675 | {0x000B,KEX_DH_DSS0x14, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA */
3676 | {0x000C,KEX_DH_DSS0x14, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_DES_CBC_SHA */
3677 | {0x000D,KEX_DH_DSS0x14, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA */
3678 | {0x000E,KEX_DH_RSA0x15, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA */
3679 | {0x000F,KEX_DH_RSA0x15, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_DES_CBC_SHA */
3680 | {0x0010,KEX_DH_RSA0x15, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA */
3681 | {0x0011,KEX_DHE_DSS0x10, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA */
3682 | {0x0012,KEX_DHE_DSS0x10, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_DES_CBC_SHA */
3683 | {0x0013,KEX_DHE_DSS0x10, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA */
3684 | {0x0014,KEX_DHE_RSA0x12, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA */
3685 | {0x0015,KEX_DHE_RSA0x12, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_DES_CBC_SHA */
3686 | {0x0016,KEX_DHE_RSA0x12, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA */
3687 | {0x0017,KEX_DH_ANON0x13, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_DH_anon_EXPORT_WITH_RC4_40_MD5 */
3688 | {0x0018,KEX_DH_ANON0x13, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_DH_anon_WITH_RC4_128_MD5 */
3689 | {0x0019,KEX_DH_ANON0x13, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA */
3690 | {0x001A,KEX_DH_ANON0x13, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_DES_CBC_SHA */
3691 | {0x001B,KEX_DH_ANON0x13, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_3DES_EDE_CBC_SHA */
3692 | {0x002C,KEX_PSK0x1d, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_PSK_WITH_NULL_SHA */
3693 | {0x002D,KEX_DHE_PSK0x11, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_PSK_WITH_NULL_SHA */
3694 | {0x002E,KEX_RSA_PSK0x1f, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_PSK_WITH_NULL_SHA */
3695 | {0x002F,KEX_RSA0x1e, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_AES_128_CBC_SHA */
3696 | {0x0030,KEX_DH_DSS0x14, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_128_CBC_SHA */
3697 | {0x0031,KEX_DH_RSA0x15, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_128_CBC_SHA */
3698 | {0x0032,KEX_DHE_DSS0x10, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_128_CBC_SHA */
3699 | {0x0033,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_128_CBC_SHA */
3700 | {0x0034,KEX_DH_ANON0x13, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_AES_128_CBC_SHA */
3701 | {0x0035,KEX_RSA0x1e, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_AES_256_CBC_SHA */
3702 | {0x0036,KEX_DH_DSS0x14, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_256_CBC_SHA */
3703 | {0x0037,KEX_DH_RSA0x15, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_256_CBC_SHA */
3704 | {0x0038,KEX_DHE_DSS0x10, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_256_CBC_SHA */
3705 | {0x0039,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_256_CBC_SHA */
3706 | {0x003A,KEX_DH_ANON0x13, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_AES_256_CBC_SHA */
3707 | {0x003B,KEX_RSA0x1e, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_RSA_WITH_NULL_SHA256 */
3708 | {0x003C,KEX_RSA0x1e, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_AES_128_CBC_SHA256 */
3709 | {0x003D,KEX_RSA0x1e, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_AES_256_CBC_SHA256 */
3710 | {0x003E,KEX_DH_DSS0x14, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_128_CBC_SHA256 */
3711 | {0x003F,KEX_DH_RSA0x15, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_128_CBC_SHA256 */
3712 | {0x0040,KEX_DHE_DSS0x10, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_128_CBC_SHA256 */
3713 | {0x0041,KEX_RSA0x1e, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_128_CBC_SHA */
3714 | {0x0042,KEX_DH_DSS0x14, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA */
3715 | {0x0043,KEX_DH_RSA0x15, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA */
3716 | {0x0044,KEX_DHE_DSS0x10, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA */
3717 | {0x0045,KEX_DHE_RSA0x12, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA */
3718 | {0x0046,KEX_DH_ANON0x13, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA */
3719 | {0x0060,KEX_RSA0x1e, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_EXPORT1024_WITH_RC4_56_MD5 */
3720 | {0x0061,KEX_RSA0x1e, ENC_RC20x33, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5 */
3721 | {0x0062,KEX_RSA0x1e, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA */
3722 | {0x0063,KEX_DHE_DSS0x10, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA */
3723 | {0x0064,KEX_RSA0x1e, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_EXPORT1024_WITH_RC4_56_SHA */
3724 | {0x0065,KEX_DHE_DSS0x10, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA */
3725 | {0x0066,KEX_DHE_DSS0x10, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_DSS_WITH_RC4_128_SHA */
3726 | {0x0067,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 */
3727 | {0x0068,KEX_DH_DSS0x14, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_256_CBC_SHA256 */
3728 | {0x0069,KEX_DH_RSA0x15, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_256_CBC_SHA256 */
3729 | {0x006A,KEX_DHE_DSS0x10, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_256_CBC_SHA256 */
3730 | {0x006B,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 */
3731 | {0x006C,KEX_DH_ANON0x13, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_AES_128_CBC_SHA256 */
3732 | {0x006D,KEX_DH_ANON0x13, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_AES_256_CBC_SHA256 */
3733 | {0x0084,KEX_RSA0x1e, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_256_CBC_SHA */
3734 | {0x0085,KEX_DH_DSS0x14, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA */
3735 | {0x0086,KEX_DH_RSA0x15, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA */
3736 | {0x0087,KEX_DHE_DSS0x10, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA */
3737 | {0x0088,KEX_DHE_RSA0x12, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA */
3738 | {0x0089,KEX_DH_ANON0x13, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA */
3739 | {0x008A,KEX_PSK0x1d, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_PSK_WITH_RC4_128_SHA */
3740 | {0x008B,KEX_PSK0x1d, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_PSK_WITH_3DES_EDE_CBC_SHA */
3741 | {0x008C,KEX_PSK0x1d, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_PSK_WITH_AES_128_CBC_SHA */
3742 | {0x008D,KEX_PSK0x1d, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_PSK_WITH_AES_256_CBC_SHA */
3743 | {0x008E,KEX_DHE_PSK0x11, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_PSK_WITH_RC4_128_SHA */
3744 | {0x008F,KEX_DHE_PSK0x11, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA */
3745 | {0x0090,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_128_CBC_SHA */
3746 | {0x0091,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_256_CBC_SHA */
3747 | {0x0092,KEX_RSA_PSK0x1f, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_PSK_WITH_RC4_128_SHA */
3748 | {0x0093,KEX_RSA_PSK0x1f, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA */
3749 | {0x0094,KEX_RSA_PSK0x1f, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_128_CBC_SHA */
3750 | {0x0095,KEX_RSA_PSK0x1f, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_256_CBC_SHA */
3751 | {0x0096,KEX_RSA0x1e, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_SEED_CBC_SHA */
3752 | {0x0097,KEX_DH_DSS0x14, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_SEED_CBC_SHA */
3753 | {0x0098,KEX_DH_RSA0x15, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_SEED_CBC_SHA */
3754 | {0x0099,KEX_DHE_DSS0x10, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_SEED_CBC_SHA */
3755 | {0x009A,KEX_DHE_RSA0x12, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_SEED_CBC_SHA */
3756 | {0x009B,KEX_DH_ANON0x13, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_SEED_CBC_SHA */
3757 | {0x009C,KEX_RSA0x1e, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_WITH_AES_128_GCM_SHA256 */
3758 | {0x009D,KEX_RSA0x1e, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_WITH_AES_256_GCM_SHA384 */
3759 | {0x009E,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 */
3760 | {0x009F,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 */
3761 | {0x00A0,KEX_DH_RSA0x15, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_RSA_WITH_AES_128_GCM_SHA256 */
3762 | {0x00A1,KEX_DH_RSA0x15, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_RSA_WITH_AES_256_GCM_SHA384 */
3763 | {0x00A2,KEX_DHE_DSS0x10, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_DSS_WITH_AES_128_GCM_SHA256 */
3764 | {0x00A3,KEX_DHE_DSS0x10, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_DSS_WITH_AES_256_GCM_SHA384 */
3765 | {0x00A4,KEX_DH_DSS0x14, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_DSS_WITH_AES_128_GCM_SHA256 */
3766 | {0x00A5,KEX_DH_DSS0x14, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_DSS_WITH_AES_256_GCM_SHA384 */
3767 | {0x00A6,KEX_DH_ANON0x13, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_anon_WITH_AES_128_GCM_SHA256 */
3768 | {0x00A7,KEX_DH_ANON0x13, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_anon_WITH_AES_256_GCM_SHA384 */
3769 | {0x00A8,KEX_PSK0x1d, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_PSK_WITH_AES_128_GCM_SHA256 */
3770 | {0x00A9,KEX_PSK0x1d, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_PSK_WITH_AES_256_GCM_SHA384 */
3771 | {0x00AA,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 */
3772 | {0x00AB,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 */
3773 | {0x00AC,KEX_RSA_PSK0x1f, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 */
3774 | {0x00AD,KEX_RSA_PSK0x1f, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 */
3775 | {0x00AE,KEX_PSK0x1d, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_PSK_WITH_AES_128_CBC_SHA256 */
3776 | {0x00AF,KEX_PSK0x1d, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_PSK_WITH_AES_256_CBC_SHA384 */
3777 | {0x00B0,KEX_PSK0x1d, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_PSK_WITH_NULL_SHA256 */
3778 | {0x00B1,KEX_PSK0x1d, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_PSK_WITH_NULL_SHA384 */
3779 | {0x00B2,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 */
3780 | {0x00B3,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 */
3781 | {0x00B4,KEX_DHE_PSK0x11, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_DHE_PSK_WITH_NULL_SHA256 */
3782 | {0x00B5,KEX_DHE_PSK0x11, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_DHE_PSK_WITH_NULL_SHA384 */
3783 | {0x00B6,KEX_RSA_PSK0x1f, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 */
3784 | {0x00B7,KEX_RSA_PSK0x1f, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 */
3785 | {0x00B8,KEX_RSA_PSK0x1f, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_RSA_PSK_WITH_NULL_SHA256 */
3786 | {0x00B9,KEX_RSA_PSK0x1f, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_RSA_PSK_WITH_NULL_SHA384 */
3787 | {0x00BA,KEX_RSA0x1e, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3788 | {0x00BB,KEX_DH_DSS0x14, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256 */
3789 | {0x00BC,KEX_DH_RSA0x15, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3790 | {0x00BD,KEX_DHE_DSS0x10, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256 */
3791 | {0x00BE,KEX_DHE_RSA0x12, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3792 | {0x00BF,KEX_DH_ANON0x13, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256 */
3793 | {0x00C0,KEX_RSA0x1e, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
3794 | {0x00C1,KEX_DH_DSS0x14, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256 */
3795 | {0x00C2,KEX_DH_RSA0x15, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
3796 | {0x00C3,KEX_DHE_DSS0x10, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256 */
3797 | {0x00C4,KEX_DHE_RSA0x12, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
3798 | {0x00C5,KEX_DH_ANON0x13, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256 */
3799 |
3800 | /* NOTE: TLS 1.3 cipher suites are incompatible with TLS 1.2. */
3801 | {0x1301,KEX_TLS130x23, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_AES_128_GCM_SHA256 */
3802 | {0x1302,KEX_TLS130x23, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_AES_256_GCM_SHA384 */
3803 | {0x1303,KEX_TLS130x23, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_CHACHA20_POLY1305_SHA256 */
3804 | {0x1304,KEX_TLS130x23, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM }, /* TLS_AES_128_CCM_SHA256 */
3805 | {0x1305,KEX_TLS130x23, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM_8 }, /* TLS_AES_128_CCM_8_SHA256 */
3806 | {0x00C6,KEX_TLS130x23, ENC_SM40x3C, DIG_SM30x44, MODE_GCM }, /* TLS_SM4_GCM_SM3 */
3807 |
3808 | {0xC001,KEX_ECDH_ECDSA0x1a, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_ECDSA_WITH_NULL_SHA */
3809 | {0xC002,KEX_ECDH_ECDSA0x1a, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_ECDSA_WITH_RC4_128_SHA */
3810 | {0xC003,KEX_ECDH_ECDSA0x1a, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA */
3811 | {0xC004,KEX_ECDH_ECDSA0x1a, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA */
3812 | {0xC005,KEX_ECDH_ECDSA0x1a, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA */
3813 | {0xC006,KEX_ECDHE_ECDSA0x16, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_ECDSA_WITH_NULL_SHA */
3814 | {0xC007,KEX_ECDHE_ECDSA0x16, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_ECDSA_WITH_RC4_128_SHA */
3815 | {0xC008,KEX_ECDHE_ECDSA0x16, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA */
3816 | {0xC009,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA */
3817 | {0xC00A,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA */
3818 | {0xC00B,KEX_ECDH_RSA0x1b, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_RSA_WITH_NULL_SHA */
3819 | {0xC00C,KEX_ECDH_RSA0x1b, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_RSA_WITH_RC4_128_SHA */
3820 | {0xC00D,KEX_ECDH_RSA0x1b, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA */
3821 | {0xC00E,KEX_ECDH_RSA0x1b, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_128_CBC_SHA */
3822 | {0xC00F,KEX_ECDH_RSA0x1b, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_256_CBC_SHA */
3823 | {0xC0FF,KEX_ECJPAKE0x24, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_ECJPAKE_WITH_AES_128_CCM_8 */
3824 | {0xC010,KEX_ECDHE_RSA0x18, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_RSA_WITH_NULL_SHA */
3825 | {0xC011,KEX_ECDHE_RSA0x18, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_RSA_WITH_RC4_128_SHA */
3826 | {0xC012,KEX_ECDHE_RSA0x18, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA */
3827 | {0xC013,KEX_ECDHE_RSA0x18, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA */
3828 | {0xC014,KEX_ECDHE_RSA0x18, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA */
3829 | {0xC015,KEX_ECDH_ANON0x19, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_anon_WITH_NULL_SHA */
3830 | {0xC016,KEX_ECDH_ANON0x19, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_anon_WITH_RC4_128_SHA */
3831 | {0xC017,KEX_ECDH_ANON0x19, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA */
3832 | {0xC018,KEX_ECDH_ANON0x19, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_anon_WITH_AES_128_CBC_SHA */
3833 | {0xC019,KEX_ECDH_ANON0x19, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_anon_WITH_AES_256_CBC_SHA */
3834 | {0xC01A,KEX_SRP_SHA0x20, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA */
3835 | {0xC01B,KEX_SRP_SHA_RSA0x22, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA */
3836 | {0xC01C,KEX_SRP_SHA_DSS0x21, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA */
3837 | {0xC01D,KEX_SRP_SHA0x20, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_WITH_AES_128_CBC_SHA */
3838 | {0xC01E,KEX_SRP_SHA_RSA0x22, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA */
3839 | {0xC01F,KEX_SRP_SHA_DSS0x21, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA */
3840 | {0xC020,KEX_SRP_SHA0x20, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_WITH_AES_256_CBC_SHA */
3841 | {0xC021,KEX_SRP_SHA_RSA0x22, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA */
3842 | {0xC022,KEX_SRP_SHA_DSS0x21, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA */
3843 | {0xC023,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 */
3844 | {0xC024,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 */
3845 | {0xC025,KEX_ECDH_ECDSA0x1a, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 */
3846 | {0xC026,KEX_ECDH_ECDSA0x1a, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 */
3847 | {0xC027,KEX_ECDHE_RSA0x18, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 */
3848 | {0xC028,KEX_ECDHE_RSA0x18, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 */
3849 | {0xC029,KEX_ECDH_RSA0x1b, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 */
3850 | {0xC02A,KEX_ECDH_RSA0x1b, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 */
3851 | {0xC02B,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 */
3852 | {0xC02C,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 */
3853 | {0xC02D,KEX_ECDH_ECDSA0x1a, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 */
3854 | {0xC02E,KEX_ECDH_ECDSA0x1a, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 */
3855 | {0xC02F,KEX_ECDHE_RSA0x18, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 */
3856 | {0xC030,KEX_ECDHE_RSA0x18, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 */
3857 | {0xC031,KEX_ECDH_RSA0x1b, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 */
3858 | {0xC032,KEX_ECDH_RSA0x1b, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 */
3859 | {0xC033,KEX_ECDHE_PSK0x17, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_RC4_128_SHA */
3860 | {0xC034,KEX_ECDHE_PSK0x17, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA */
3861 | {0xC035,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA */
3862 | {0xC036,KEX_ECDHE_PSK0x17, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA */
3863 | {0xC037,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 */
3864 | {0xC038,KEX_ECDHE_PSK0x17, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 */
3865 | {0xC039,KEX_ECDHE_PSK0x17, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_NULL_SHA */
3866 | {0xC03A,KEX_ECDHE_PSK0x17, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_NULL_SHA256 */
3867 | {0xC03B,KEX_ECDHE_PSK0x17, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_NULL_SHA384 */
3868 | {0xC072,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 */
3869 | {0xC073,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 */
3870 | {0xC074,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 */
3871 | {0xC075,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 */
3872 | {0xC076,KEX_ECDHE_RSA0x18, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3873 | {0xC077,KEX_ECDHE_RSA0x18, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 */
3874 | {0xC078,KEX_ECDH_RSA0x1b, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3875 | {0xC079,KEX_ECDH_RSA0x1b, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 */
3876 | {0xC07A,KEX_RSA0x1e, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3877 | {0xC07B,KEX_RSA0x1e, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3878 | {0xC07C,KEX_DHE_RSA0x12, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3879 | {0xC07D,KEX_DHE_RSA0x12, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3880 | {0xC07E,KEX_DH_RSA0x15, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3881 | {0xC07F,KEX_DH_RSA0x15, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3882 | {0xC080,KEX_DHE_DSS0x10, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256 */
3883 | {0xC081,KEX_DHE_DSS0x10, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384 */
3884 | {0xC082,KEX_DH_DSS0x14, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256 */
3885 | {0xC083,KEX_DH_DSS0x14, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384 */
3886 | {0xC084,KEX_DH_ANON0x13, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256 */
3887 | {0xC085,KEX_DH_ANON0x13, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384 */
3888 | {0xC086,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 */
3889 | {0xC087,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 */
3890 | {0xC088,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 */
3891 | {0xC089,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 */
3892 | {0xC08A,KEX_ECDHE_RSA0x18, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3893 | {0xC08B,KEX_ECDHE_RSA0x18, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3894 | {0xC08C,KEX_ECDH_RSA0x1b, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3895 | {0xC08D,KEX_ECDH_RSA0x1b, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3896 | {0xC08E,KEX_PSK0x1d, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 */
3897 | {0xC08F,KEX_PSK0x1d, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 */
3898 | {0xC090,KEX_DHE_PSK0x11, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256 */
3899 | {0xC091,KEX_DHE_PSK0x11, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384 */
3900 | {0xC092,KEX_RSA_PSK0x1f, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 */
3901 | {0xC093,KEX_RSA_PSK0x1f, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 */
3902 | {0xC094,KEX_PSK0x1d, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3903 | {0xC095,KEX_PSK0x1d, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3904 | {0xC096,KEX_DHE_PSK0x11, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3905 | {0xC097,KEX_DHE_PSK0x11, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3906 | {0xC098,KEX_RSA_PSK0x1f, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3907 | {0xC099,KEX_RSA_PSK0x1f, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3908 | {0xC09A,KEX_ECDHE_PSK0x17, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3909 | {0xC09B,KEX_ECDHE_PSK0x17, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3910 | {0xC09C,KEX_RSA0x1e, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_RSA_WITH_AES_128_CCM */
3911 | {0xC09D,KEX_RSA0x1e, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_RSA_WITH_AES_256_CCM */
3912 | {0xC09E,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_RSA_WITH_AES_128_CCM */
3913 | {0xC09F,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_RSA_WITH_AES_256_CCM */
3914 | {0xC0A0,KEX_RSA0x1e, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_RSA_WITH_AES_128_CCM_8 */
3915 | {0xC0A1,KEX_RSA0x1e, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_RSA_WITH_AES_256_CCM_8 */
3916 | {0xC0A2,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_DHE_RSA_WITH_AES_128_CCM_8 */
3917 | {0xC0A3,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_DHE_RSA_WITH_AES_256_CCM_8 */
3918 | {0xC0A4,KEX_PSK0x1d, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_PSK_WITH_AES_128_CCM */
3919 | {0xC0A5,KEX_PSK0x1d, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_PSK_WITH_AES_256_CCM */
3920 | {0xC0A6,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_PSK_WITH_AES_128_CCM */
3921 | {0xC0A7,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_PSK_WITH_AES_256_CCM */
3922 | {0xC0A8,KEX_PSK0x1d, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_WITH_AES_128_CCM_8 */
3923 | {0xC0A9,KEX_PSK0x1d, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_WITH_AES_256_CCM_8 */
3924 | {0xC0AA,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_DHE_WITH_AES_128_CCM_8 */
3925 | {0xC0AB,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_DHE_WITH_AES_256_CCM_8 */
3926 | {0xC0AC,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CCM */
3927 | {0xC0AD,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CCM */
3928 | {0xC0AE,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8 */
3929 | {0xC0AF,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8 */
3930 | {0xCCA8,KEX_ECDHE_RSA0x18, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 */
3931 | {0xCCA9,KEX_ECDHE_ECDSA0x16, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256 */
3932 | {0xCCAA,KEX_DHE_RSA0x12, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256 */
3933 | {0xCCAB,KEX_PSK0x1d, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3934 | {0xCCAC,KEX_ECDHE_PSK0x17, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3935 | {0xCCAD,KEX_DHE_PSK0x11, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3936 | {0xCCAE,KEX_RSA_PSK0x1f, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3937 | {0xD001,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM}, /* TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256 */
3938 | {0xD002,KEX_ECDHE_PSK0x17, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM}, /* TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384 */
3939 | {0xD003,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM_8}, /* TLS_ECDHE_PSK_WITH_AES_128_CCM_8_SHA256 */
3940 | {0xD005,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM}, /* TLS_ECDHE_PSK_WITH_AES_128_CCM_SHA256 */
3941 | /* GM */
3942 | {0xe001,KEX_ECDHE_SM20x25, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* ECDHE_SM1_SM3 */
3943 | {0xe003,KEX_ECC_SM20x26, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* ECC_SM1_SM3 */
3944 | {0xe005,KEX_IBSDH_SM90x27, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* IBSDH_SM1_SM3 */
3945 | {0xe007,KEX_IBC_SM90x28, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* IBC_SM1_SM3 */
3946 | {0xe009,KEX_RSA0x1e, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* RSA_SM1_SM3 */
3947 | {0xe00a,KEX_RSA0x1e, ENC_SM10x3B, DIG_SHA0x41, MODE_CBC}, /* RSA_SM1_SHA1 */
3948 | {0xe011,KEX_ECDHE_SM20x25, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* ECDHE_SM4_CBC_SM3 */
3949 | {0xe013,KEX_ECC_SM20x26, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* ECC_SM4_CBC_SM3 */
3950 | {0xe015,KEX_IBSDH_SM90x27, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* IBSDH_SM4_CBC_SM3 */
3951 | {0xe017,KEX_IBC_SM90x28, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* IBC_SM4_CBC_SM3 */
3952 | {0xe019,KEX_RSA0x1e, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* RSA_SM4_CBC_SM3 */
3953 | {0xe01a,KEX_RSA0x1e, ENC_SM40x3C, DIG_SHA0x41, MODE_CBC}, /* RSA_SM4_CBC_SHA1 */
3954 | {0xe01c,KEX_RSA0x1e, ENC_SM40x3C, DIG_SHA2560x42, MODE_CBC}, /* RSA_SM4_CBC_SHA256 */
3955 | {0xe051,KEX_ECDHE_SM20x25, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* ECDHE_SM4_GCM_SM3 */
3956 | {0xe053,KEX_ECC_SM20x26, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* ECC_SM4_GCM_SM3 */
3957 | {0xe055,KEX_IBSDH_SM90x27, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* IBSDH_SM4_GCM_SM3 */
3958 | {0xe057,KEX_IBC_SM90x28, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* IBC_SM4_GCM_SM3 */
3959 | {0xe059,KEX_RSA0x1e, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* RSA_SM4_GCM_SM3 */
3960 | {0xe05a,KEX_RSA0x1e, ENC_SM40x3C, DIG_SHA2560x42, MODE_GCM}, /* RSA_SM4_GCM_SHA256 */
3961 | {-1, 0, 0, 0, MODE_STREAM}
3962 | };
3963 |
3964 | #define MAX_BLOCK_SIZE16 16
3965 | #define MAX_KEY_SIZE32 32
3966 |
3967 | const SslCipherSuite *
3968 | ssl_find_cipher(int num)
3969 | {
3970 | const SslCipherSuite *c;
3971 | for(c=cipher_suites;c->number!=-1;c++){
3972 | if(c->number==num){
3973 | return c;
3974 | }
3975 | }
3976 |
3977 | return NULL((void*)0);
3978 | }
3979 |
3980 | int
3981 | ssl_get_cipher_algo(const SslCipherSuite *cipher_suite)
3982 | {
3983 | return gcry_cipher_map_name(ciphers[cipher_suite->enc - ENC_START0x30]);
3984 | }
3985 |
3986 | unsigned
3987 | ssl_get_cipher_blocksize(const SslCipherSuite *cipher_suite)
3988 | {
3989 | int cipher_algo;
3990 | if (cipher_suite->mode != MODE_CBC) return 0;
3991 | cipher_algo = ssl_get_cipher_by_name(ciphers[cipher_suite->enc - ENC_START0x30]);
3992 | return (unsigned)gcry_cipher_get_algo_blklen(cipher_algo);
3993 | }
3994 |
3995 | static unsigned
3996 | ssl_get_cipher_export_keymat_size(int cipher_suite_num)
3997 | {
3998 | switch (cipher_suite_num) {
3999 | /* See RFC 6101 (SSL 3.0), Table 2, column Key Material. */
4000 | case 0x0003: /* TLS_RSA_EXPORT_WITH_RC4_40_MD5 */
4001 | case 0x0006: /* TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5 */
4002 | case 0x0008: /* TLS_RSA_EXPORT_WITH_DES40_CBC_SHA */
4003 | case 0x000B: /* TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA */
4004 | case 0x000E: /* TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA */
4005 | case 0x0011: /* TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA */
4006 | case 0x0014: /* TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA */
4007 | case 0x0017: /* TLS_DH_anon_EXPORT_WITH_RC4_40_MD5 */
4008 | case 0x0019: /* TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA */
4009 | return 5;
4010 |
4011 | /* not defined in below draft, but "implemented by several vendors",
4012 | * https://www.ietf.org/mail-archive/web/tls/current/msg00036.html */
4013 | case 0x0060: /* TLS_RSA_EXPORT1024_WITH_RC4_56_MD5 */
4014 | case 0x0061: /* TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5 */
4015 | return 7;
4016 |
4017 | /* Note: the draft states that DES_CBC needs 8 bytes, but Wireshark always
4018 | * used 7. Until a pcap proves 8, let's use the old value. Link:
4019 | * https://tools.ietf.org/html/draft-ietf-tls-56-bit-ciphersuites-01 */
4020 | case 0x0062: /* TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA */
4021 | case 0x0063: /* TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA */
4022 | case 0x0064: /* TLS_RSA_EXPORT1024_WITH_RC4_56_SHA */
4023 | case 0x0065: /* TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA */
4024 | return 7;
4025 |
4026 | default:
4027 | return 0;
4028 | }
4029 | }
4030 |
4031 | /* Digests, Ciphers and Cipher Suites registry }}} */
4032 |
4033 |
4034 | /* HMAC and the Pseudorandom function {{{ */
4035 | static int
4036 | tls_hash(StringInfo *secret, StringInfo *seed, int md,
4037 | StringInfo *out, unsigned out_len)
4038 | {
4039 | /* RFC 2246 5. HMAC and the pseudorandom function
4040 | * '+' denotes concatenation.
4041 | * P_hash(secret, seed) = HMAC_hash(secret, A(1) + seed) +
4042 | * HMAC_hash(secret, A(2) + seed) + ...
4043 | * A(0) = seed
4044 | * A(i) = HMAC_hash(secret, A(i - 1))
4045 | */
4046 | uint8_t *ptr;
4047 | unsigned left, tocpy;
4048 | uint8_t *A;
4049 | uint8_t _A[DIGEST_MAX_SIZE48], tmp[DIGEST_MAX_SIZE48];
4050 | unsigned A_l, tmp_l;
4051 | SSL_HMACgcry_md_hd_t hm;
4052 |
4053 | ptr = out->data;
4054 | left = out_len;
4055 |
4056 | ssl_print_string("tls_hash: hash secret", secret);
4057 | ssl_print_string("tls_hash: hash seed", seed);
4058 | /* A(0) = seed */
4059 | A = seed->data;
4060 | A_l = seed->data_len;
4061 |
4062 | if (ssl_hmac_init(&hm, md) != 0) {
4063 | return -1;
4064 | }
4065 | while (left) {
4066 | /* A(i) = HMAC_hash(secret, A(i-1)) */
4067 | ssl_hmac_setkey(&hm, secret->data, secret->data_len);
4068 | ssl_hmac_update(&hm, A, A_l);
4069 | A_l = sizeof(_A); /* upper bound len for hash output */
4070 | ssl_hmac_final(&hm, _A, &A_l);
4071 | A = _A;
4072 |
4073 | /* HMAC_hash(secret, A(i) + seed) */
4074 | ssl_hmac_reset(&hm);
4075 | ssl_hmac_setkey(&hm, secret->data, secret->data_len);
4076 | ssl_hmac_update(&hm, A, A_l);
4077 | ssl_hmac_update(&hm, seed->data, seed->data_len);
4078 | tmp_l = sizeof(tmp); /* upper bound len for hash output */
4079 | ssl_hmac_final(&hm, tmp, &tmp_l);
4080 | ssl_hmac_reset(&hm);
4081 |
4082 | /* ssl_hmac_final puts the actual digest output size in tmp_l */
4083 | tocpy = MIN(left, tmp_l)(((left) < (tmp_l)) ? (left) : (tmp_l));
4084 | memcpy(ptr, tmp, tocpy);
4085 | ptr += tocpy;
4086 | left -= tocpy;
4087 | }
4088 | ssl_hmac_cleanup(&hm);
4089 | out->data_len = out_len;
4090 |
4091 | ssl_print_string("hash out", out);
4092 | return 0;
4093 | }
4094 |
4095 | static bool_Bool
4096 | tls_prf(StringInfo* secret, const char *usage,
4097 | StringInfo* rnd1, StringInfo* rnd2, StringInfo* out, unsigned out_len)
4098 | {
4099 | StringInfo seed, sha_out, md5_out;
4100 | uint8_t *ptr;
4101 | StringInfo s1, s2;
4102 | unsigned i,s_l;
4103 | size_t usage_len, rnd2_len;
4104 | bool_Bool success = false0;
4105 | usage_len = strlen(usage);
4106 | rnd2_len = rnd2 ? rnd2->data_len : 0;
4107 |
4108 | /* initialize buffer for sha, md5 random seed*/
4109 | if (ssl_data_alloc(&sha_out, MAX(out_len, 20)(((out_len) > (20)) ? (out_len) : (20))) < 0) {
4110 | ssl_debug_printf("tls_prf: can't allocate sha out\n");
4111 | return false0;
4112 | }
4113 | if (ssl_data_alloc(&md5_out, MAX(out_len, 16)(((out_len) > (16)) ? (out_len) : (16))) < 0) {
4114 | ssl_debug_printf("tls_prf: can't allocate md5 out\n");
4115 | goto free_sha;
4116 | }
4117 | if (ssl_data_alloc(&seed, usage_len+rnd1->data_len+rnd2_len) < 0) {
4118 | ssl_debug_printf("tls_prf: can't allocate rnd %d\n",
4119 | (int) (usage_len+rnd1->data_len+rnd2_len));
4120 | goto free_md5;
4121 | }
4122 |
4123 | ptr=seed.data;
4124 | memcpy(ptr,usage,usage_len);
4125 | ptr+=usage_len;
4126 | memcpy(ptr,rnd1->data,rnd1->data_len);
4127 | if (rnd2_len > 0) {
4128 | ptr+=rnd1->data_len;
4129 | memcpy(ptr,rnd2->data,rnd2->data_len);
4130 | /*ptr+=rnd2->data_len;*/
4131 | }
4132 |
4133 | /* initialize buffer for client/server seeds*/
4134 | s_l=secret->data_len/2 + secret->data_len%2;
4135 | if (ssl_data_alloc(&s1, s_l) < 0) {
4136 | ssl_debug_printf("tls_prf: can't allocate secret %d\n", s_l);
4137 | goto free_seed;
4138 | }
4139 | if (ssl_data_alloc(&s2, s_l) < 0) {
4140 | ssl_debug_printf("tls_prf: can't allocate secret(2) %d\n", s_l);
4141 | goto free_s1;
4142 | }
4143 |
4144 | memcpy(s1.data,secret->data,s_l);
4145 | memcpy(s2.data,secret->data + (secret->data_len - s_l),s_l);
4146 |
4147 | ssl_debug_printf("tls_prf: tls_hash(md5 secret_len %d seed_len %d )\n", s1.data_len, seed.data_len);
4148 | if(tls_hash(&s1, &seed, ssl_get_digest_by_name("MD5"), &md5_out, out_len) != 0)
4149 | goto free_s2;
4150 | ssl_debug_printf("tls_prf: tls_hash(sha)\n");
4151 | if(tls_hash(&s2, &seed, ssl_get_digest_by_name("SHA1"), &sha_out, out_len) != 0)
4152 | goto free_s2;
4153 |
4154 | for (i = 0; i < out_len; i++)
4155 | out->data[i] = md5_out.data[i] ^ sha_out.data[i];
4156 | /* success, now store the new meaningful data length */
4157 | out->data_len = out_len;
4158 | success = true1;
4159 |
4160 | ssl_print_string("PRF out",out);
4161 | free_s2:
4162 | g_free(s2.data);
4163 | free_s1:
4164 | g_free(s1.data);
4165 | free_seed:
4166 | g_free(seed.data);
4167 | free_md5:
4168 | g_free(md5_out.data);
4169 | free_sha:
4170 | g_free(sha_out.data);
4171 | return success;
4172 | }
4173 |
4174 | static bool_Bool
4175 | tls12_prf(int md, StringInfo* secret, const char* usage,
4176 | StringInfo* rnd1, StringInfo* rnd2, StringInfo* out, unsigned out_len)
4177 | {
4178 | StringInfo label_seed;
4179 | int success;
4180 | size_t usage_len, rnd2_len;
4181 | rnd2_len = rnd2 ? rnd2->data_len : 0;
4182 |
4183 | usage_len = strlen(usage);
4184 | if (ssl_data_alloc(&label_seed, usage_len+rnd1->data_len+rnd2_len) < 0) {
4185 | ssl_debug_printf("tls12_prf: can't allocate label_seed\n");
4186 | return false0;
4187 | }
4188 | memcpy(label_seed.data, usage, usage_len);
4189 | memcpy(label_seed.data+usage_len, rnd1->data, rnd1->data_len);
4190 | if (rnd2_len > 0)
4191 | memcpy(label_seed.data+usage_len+rnd1->data_len, rnd2->data, rnd2->data_len);
4192 |
4193 | ssl_debug_printf("tls12_prf: tls_hash(hash_alg %s secret_len %d seed_len %d )\n", gcry_md_algo_name(md), secret->data_len, label_seed.data_len);
4194 | success = tls_hash(secret, &label_seed, md, out, out_len);
4195 | g_free(label_seed.data);
4196 | if(success != -1){
4197 | ssl_print_string("PRF out", out);
4198 | return true1;
4199 | }
4200 | return false0;
4201 | }
4202 |
4203 | static bool_Bool
4204 | ssl3_generate_export_iv(StringInfo *r1, StringInfo *r2,
4205 | StringInfo *out, unsigned out_len)
4206 | {
4207 | SSL_MD5_CTXgcry_md_hd_t md5;
4208 | uint8_t tmp[16];
4209 |
4210 | if (ssl_md5_init(&md5) != 0) {
4211 | return false0;
4212 | }
4213 | ssl_md5_update(&md5,r1->data,r1->data_len);
4214 | ssl_md5_update(&md5,r2->data,r2->data_len);
4215 | ssl_md5_final(tmp,&md5);
4216 | ssl_md5_cleanup(&md5);
4217 |
4218 | DISSECTOR_ASSERT(out_len <= sizeof(tmp))((void) ((out_len <= sizeof(tmp)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 4218, "out_len <= sizeof(tmp)"))));
4219 | ssl_data_set(out, tmp, out_len);
4220 | ssl_print_string("export iv", out);
4221 | return true1;
4222 | }
4223 |
4224 | static bool_Bool
4225 | ssl3_prf(StringInfo* secret, const char* usage,
4226 | StringInfo* rnd1, StringInfo* rnd2, StringInfo* out, unsigned out_len)
4227 | {
4228 | SSL_MD5_CTXgcry_md_hd_t md5;
4229 | SSL_SHA_CTXgcry_md_hd_t sha;
4230 | unsigned off;
4231 | int i = 0,j;
4232 | uint8_t buf[20];
4233 |
4234 | if (ssl_sha_init(&sha) != 0) {
4235 | return false0;
4236 | }
4237 | if (ssl_md5_init(&md5) != 0) {
4238 | ssl_sha_cleanup(&sha);
4239 | return false0;
4240 | }
4241 | for (off = 0; off < out_len; off += 16) {
4242 | unsigned char outbuf[16];
4243 | i++;
4244 |
4245 | ssl_debug_printf("ssl3_prf: sha1_hash(%d)\n",i);
4246 | /* A, BB, CCC, ... */
4247 | for(j=0;j<i;j++){
4248 | buf[j]=64+i;
4249 | }
4250 |
4251 | ssl_sha_update(&sha,buf,i);
4252 | ssl_sha_update(&sha,secret->data,secret->data_len);
4253 |
4254 | if(!strcmp(usage,"client write key") || !strcmp(usage,"server write key")){
4255 | if (rnd2)
4256 | ssl_sha_update(&sha,rnd2->data,rnd2->data_len);
4257 | ssl_sha_update(&sha,rnd1->data,rnd1->data_len);
4258 | }
4259 | else{
4260 | ssl_sha_update(&sha,rnd1->data,rnd1->data_len);
4261 | if (rnd2)
4262 | ssl_sha_update(&sha,rnd2->data,rnd2->data_len);
4263 | }
4264 |
4265 | ssl_sha_final(buf,&sha);
4266 | ssl_sha_reset(&sha);
4267 |
4268 | ssl_debug_printf("ssl3_prf: md5_hash(%d) datalen %d\n",i,
4269 | secret->data_len);
4270 | ssl_md5_update(&md5,secret->data,secret->data_len);
4271 | ssl_md5_update(&md5,buf,20);
4272 | ssl_md5_final(outbuf,&md5);
4273 | ssl_md5_reset(&md5);
4274 |
4275 | memcpy(out->data + off, outbuf, MIN(out_len - off, 16)(((out_len - off) < (16)) ? (out_len - off) : (16)));
4276 | }
4277 | ssl_sha_cleanup(&sha);
4278 | ssl_md5_cleanup(&md5);
4279 | out->data_len = out_len;
4280 |
4281 | return true1;
4282 | }
4283 |
4284 | /* out_len is the wanted output length for the pseudorandom function.
4285 | * Ensure that ssl->cipher_suite is set. */
4286 | static bool_Bool
4287 | prf(SslDecryptSession *ssl, StringInfo *secret, const char *usage,
4288 | StringInfo *rnd1, StringInfo *rnd2, StringInfo *out, unsigned out_len)
4289 | {
4290 | switch (ssl->session.version) {
4291 | case SSLV3_VERSION0x300:
4292 | return ssl3_prf(secret, usage, rnd1, rnd2, out, out_len);
4293 |
4294 | case TLSV1_VERSION0x301:
4295 | case TLSV1DOT1_VERSION0x302:
4296 | case DTLSV1DOT0_VERSION0xfeff:
4297 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
4298 | return tls_prf(secret, usage, rnd1, rnd2, out, out_len);
4299 |
4300 | default: /* TLSv1.2 */
4301 | switch (ssl->cipher_suite->dig) {
4302 | case DIG_SM30x44:
4303 | #if GCRYPT_VERSION_NUMBER0x010a03 >= 0x010900
4304 | return tls12_prf(GCRY_MD_SM3, secret, usage, rnd1, rnd2,
4305 | out, out_len);
4306 | #else
4307 | return false0;
4308 | #endif
4309 | case DIG_SHA3840x43:
4310 | return tls12_prf(GCRY_MD_SHA384, secret, usage, rnd1, rnd2,
4311 | out, out_len);
4312 | default:
4313 | return tls12_prf(GCRY_MD_SHA256, secret, usage, rnd1, rnd2,
4314 | out, out_len);
4315 | }
4316 | }
4317 | }
4318 |
4319 | static int tls_handshake_hash(SslDecryptSession* ssl, StringInfo* out)
4320 | {
4321 | SSL_MD5_CTXgcry_md_hd_t md5;
4322 | SSL_SHA_CTXgcry_md_hd_t sha;
4323 |
4324 | if (ssl_data_alloc(out, 36) < 0)
21 | ← | Calling 'ssl_data_alloc' | →
25 | ← | Returned allocated memory | →
26 | ← | Taking false branch | →
4325 | return -1;
4326 |
4327 | if (ssl_md5_init(&md5) != 0)
27 | ← | Taking true branch | →
4328 | return -1;
4329 | ssl_md5_update(&md5,ssl->handshake_data.data,ssl->handshake_data.data_len);
4330 | ssl_md5_final(out->data,&md5);
4331 | ssl_md5_cleanup(&md5);
4332 |
4333 | if (ssl_sha_init(&sha) != 0)
4334 | return -1;
4335 | ssl_sha_update(&sha,ssl->handshake_data.data,ssl->handshake_data.data_len);
4336 | ssl_sha_final(out->data+16,&sha);
4337 | ssl_sha_cleanup(&sha);
4338 | return 0;
4339 | }
4340 |
4341 | static int tls12_handshake_hash(SslDecryptSession* ssl, int md, StringInfo* out)
4342 | {
4343 | SSL_MDgcry_md_hd_t mc;
4344 | uint8_t tmp[48];
4345 | unsigned len;
4346 |
4347 | if (ssl_md_init(&mc, md) != 0)
4348 | return -1;
4349 | ssl_md_update(&mc,ssl->handshake_data.data,ssl->handshake_data.data_len);
4350 | ssl_md_final(&mc, tmp, &len);
4351 | ssl_md_cleanup(&mc);
4352 |
4353 | if (ssl_data_alloc(out, len) < 0)
4354 | return -1;
4355 | memcpy(out->data, tmp, len);
4356 | return 0;
4357 | }
4358 |
4359 | /**
4360 | * Obtains the label prefix used in HKDF-Expand-Label. This function can be
4361 | * inlined and removed once support for draft 19 and before is dropped.
4362 | */
4363 | static inline const char *
4364 | tls13_hkdf_label_prefix(SslDecryptSession *ssl_session)
4365 | {
4366 | if (ssl_session->session.tls13_draft_version && ssl_session->session.tls13_draft_version < 20) {
4367 | return "TLS 1.3, ";
4368 | } else if (ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
4369 | return "dtls13";
4370 | } else {
4371 | return "tls13 ";
4372 | }
4373 | }
4374 |
4375 | /*
4376 | * Computes HKDF-Expand-Label(Secret, Label, Hash(context_value), Length) with a
4377 | * custom label prefix. If "context_hash" is NULL, then an empty context is
4378 | * used. Otherwise it must have the same length as the hash algorithm output.
4379 | */
4380 | bool_Bool
4381 | tls13_hkdf_expand_label_context(int md, const StringInfo *secret,
4382 | const char *label_prefix, const char *label,
4383 | const uint8_t *context_hash, uint8_t context_length,
4384 | uint16_t out_len, unsigned char **out)
4385 | {
4386 | /* RFC 8446 Section 7.1:
4387 | * HKDF-Expand-Label(Secret, Label, Context, Length) =
4388 | * HKDF-Expand(Secret, HkdfLabel, Length)
4389 | * struct {
4390 | * uint16 length = Length;
4391 | * opaque label<7..255> = "tls13 " + Label; // "tls13 " is label prefix.
4392 | * opaque context<0..255> = Context;
4393 | * } HkdfLabel;
4394 | *
4395 | * RFC 5869 HMAC-based Extract-and-Expand Key Derivation Function (HKDF):
4396 | * HKDF-Expand(PRK, info, L) -> OKM
4397 | */
4398 | gcry_error_t err;
4399 | const unsigned label_prefix_length = (unsigned) strlen(label_prefix);
4400 | const unsigned label_length = (unsigned) strlen(label);
4401 |
4402 | /* Some sanity checks */
4403 | DISSECTOR_ASSERT(label_length > 0 && label_prefix_length + label_length <= 255)((void) ((label_length > 0 && label_prefix_length + label_length <= 255) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 4403, "label_length > 0 && label_prefix_length + label_length <= 255" ))));
4404 |
4405 | /* info = HkdfLabel { length, label, context } */
4406 | GByteArray *info = g_byte_array_new();
4407 | const uint16_t length = g_htons(out_len)(((((guint16) ( (guint16) ((guint16) (out_len) >> 8) | ( guint16) ((guint16) (out_len) << 8))))));
4408 | g_byte_array_append(info, (const uint8_t *)&length, sizeof(length));
4409 |
4410 | const uint8_t label_vector_length = label_prefix_length + label_length;
4411 | g_byte_array_append(info, &label_vector_length, 1);
4412 | g_byte_array_append(info, (const uint8_t *)label_prefix, label_prefix_length);
4413 | g_byte_array_append(info, (const uint8_t*)label, label_length);
4414 |
4415 | g_byte_array_append(info, &context_length, 1);
4416 | if (context_length) {
4417 | g_byte_array_append(info, context_hash, context_length);
4418 | }
4419 |
4420 | *out = (unsigned char *)wmem_alloc(NULL((void*)0), out_len);
4421 | err = hkdf_expand(md, secret->data, secret->data_len, info->data, info->len, *out, out_len);
4422 | g_byte_array_free(info, true1);
4423 |
4424 | if (err) {
4425 | ssl_debug_printf("%s failed %d: %s\n", G_STRFUNC((const char*) (__func__)), md, gcry_strerror(err));
4426 | wmem_free(NULL((void*)0), *out);
4427 | *out = NULL((void*)0);
4428 | return false0;
4429 | }
4430 |
4431 | return true1;
4432 | }
4433 |
4434 | bool_Bool
4435 | tls13_hkdf_expand_label(int md, const StringInfo *secret,
4436 | const char *label_prefix, const char *label,
4437 | uint16_t out_len, unsigned char **out)
4438 | {
4439 | return tls13_hkdf_expand_label_context(md, secret, label_prefix, label, NULL((void*)0), 0, out_len, out);
4440 | }
4441 | /* HMAC and the Pseudorandom function }}} */
4442 |
4443 | /* Record Decompression (after decryption) {{{ */
4444 | #ifdef USE_ZLIB_OR_ZLIBNG
4445 | /* memory allocation functions for zlib initialization */
4446 | static void* ssl_zalloc(void* opaque _U___attribute__((unused)), unsigned int no, unsigned int size)
4447 | {
4448 | return g_malloc0(no*size);
4449 | }
4450 | static void ssl_zfree(void* opaque _U___attribute__((unused)), void* addr)
4451 | {
4452 | g_free(addr);
4453 | }
4454 | #endif /* USE_ZLIB_OR_ZLIBNG */
4455 |
4456 | static SslDecompress*
4457 | ssl_create_decompressor(int compression)
4458 | {
4459 | SslDecompress *decomp;
4460 | #ifdef USE_ZLIB_OR_ZLIBNG
4461 | int err;
4462 | #endif
4463 |
4464 | if (compression == 0) return NULL((void*)0);
4465 | ssl_debug_printf("ssl_create_decompressor: compression method %d\n", compression);
4466 | decomp = wmem_new(wmem_file_scope(), SslDecompress)((SslDecompress*)wmem_alloc((wmem_file_scope()), sizeof(SslDecompress )));
4467 | decomp->compression = compression;
4468 | switch (decomp->compression) {
4469 | #ifdef USE_ZLIB_OR_ZLIBNG
4470 | case 1: /* DEFLATE */
4471 | decomp->istream.zalloc = ssl_zalloc;
4472 | decomp->istream.zfree = ssl_zfree;
4473 | decomp->istream.opaque = Z_NULL0;
4474 | decomp->istream.next_in = Z_NULL0;
4475 | decomp->istream.next_out = Z_NULL0;
4476 | decomp->istream.avail_in = 0;
4477 | decomp->istream.avail_out = 0;
4478 | err = ZLIB_PREFIX(inflateInit)(&decomp->istream)inflateInit_((&decomp->istream), "1.3", (int)sizeof(z_stream ));
4479 | if (err != Z_OK0) {
4480 | ssl_debug_printf("ssl_create_decompressor: inflateInit_() failed - %d\n", err);
4481 | return NULL((void*)0);
4482 | }
4483 | break;
4484 | #endif /* USE_ZLIB_OR_ZLIBNG */
4485 | default:
4486 | ssl_debug_printf("ssl_create_decompressor: unsupported compression method %d\n", decomp->compression);
4487 | return NULL((void*)0);
4488 | }
4489 | return decomp;
4490 | }
4491 |
4492 | #ifdef USE_ZLIB_OR_ZLIBNG
4493 | static int
4494 | ssl_decompress_record(SslDecompress* decomp, const unsigned char* in, unsigned inl, StringInfo* out_str, unsigned* outl)
4495 | {
4496 | int err;
4497 |
4498 | switch (decomp->compression) {
4499 | case 1: /* DEFLATE */
4500 | err = Z_OK0;
4501 | if (out_str->data_len < 16384) { /* maximal plain length */
4502 | ssl_data_realloc(out_str, 16384);
4503 | }
4504 | #ifdef z_constconst
4505 | decomp->istream.next_in = in;
4506 | #else
4507 | DIAG_OFF(cast-qual)clang diagnostic push clang diagnostic ignored "-Wcast-qual"
4508 | decomp->istream.next_in = (Bytef *)in;
4509 | DIAG_ON(cast-qual)clang diagnostic pop
4510 | #endif
4511 | decomp->istream.avail_in = inl;
4512 | decomp->istream.next_out = out_str->data;
4513 | decomp->istream.avail_out = out_str->data_len;
4514 | if (inl > 0)
4515 | err = ZLIB_PREFIX(inflate)inflate(&decomp->istream, Z_SYNC_FLUSH2);
4516 | if (err != Z_OK0) {
4517 | ssl_debug_printf("ssl_decompress_record: inflate() failed - %d\n", err);
4518 | return -1;
4519 | }
4520 | *outl = out_str->data_len - decomp->istream.avail_out;
4521 | break;
4522 | default:
4523 | ssl_debug_printf("ssl_decompress_record: unsupported compression method %d\n", decomp->compression);
4524 | return -1;
4525 | }
4526 | return 0;
4527 | }
4528 | #else /* USE_ZLIB_OR_ZLIBNG */
4529 | int
4530 | ssl_decompress_record(SslDecompress* decomp _U___attribute__((unused)), const unsigned char* in _U___attribute__((unused)), unsigned inl _U___attribute__((unused)), StringInfo* out_str _U___attribute__((unused)), unsigned* outl _U___attribute__((unused)))
4531 | {
4532 | ssl_debug_printf("ssl_decompress_record: unsupported compression method %d\n", decomp->compression);
4533 | return -1;
4534 | }
4535 | #endif /* USE_ZLIB_OR_ZLIBNG */
4536 | /* Record Decompression (after decryption) }}} */
4537 |
4538 | /* Create a new structure to store decrypted chunks. {{{ */
4539 | static SslFlow*
4540 | ssl_create_flow(void)
4541 | {
4542 | SslFlow *flow;
4543 |
4544 | flow = wmem_new(wmem_file_scope(), SslFlow)((SslFlow*)wmem_alloc((wmem_file_scope()), sizeof(SslFlow)));
4545 | flow->byte_seq = 0;
4546 | flow->flags = 0;
4547 | flow->multisegment_pdus = wmem_tree_new(wmem_file_scope());
4548 | return flow;
4549 | }
4550 | /* }}} */
4551 |
4552 | /* Use the negotiated security parameters for decryption. {{{ */
4553 | void
4554 | ssl_change_cipher(SslDecryptSession *ssl_session, bool_Bool server)
4555 | {
4556 | SslDecoder **new_decoder = server ? &ssl_session->server_new : &ssl_session->client_new;
4557 | SslDecoder **dest = server ? &ssl_session->server : &ssl_session->client;
4558 | ssl_debug_printf("ssl_change_cipher %s%s\n", server ? "SERVER" : "CLIENT",
4559 | *new_decoder ? "" : " (No decoder found - retransmission?)");
4560 | if (*new_decoder) {
4561 | *dest = *new_decoder;
4562 | *new_decoder = NULL((void*)0);
4563 | }
4564 | }
4565 | /* }}} */
4566 |
4567 | /* Init cipher state given some security parameters. {{{ */
4568 | static bool_Bool
4569 | ssl_decoder_destroy_cb(wmem_allocator_t *, wmem_cb_event_t, void *);
4570 |
4571 | static SslDecoder*
4572 | ssl_create_decoder(const SslCipherSuite *cipher_suite, int cipher_algo,
4573 | int compression, uint8_t *mk, uint8_t *sk, uint8_t *sn_key, uint8_t *iv, unsigned iv_length)
4574 | {
4575 | SslDecoder *dec;
4576 | ssl_cipher_mode_t mode = cipher_suite->mode;
4577 |
4578 | dec = wmem_new0(wmem_file_scope(), SslDecoder)((SslDecoder*)wmem_alloc0((wmem_file_scope()), sizeof(SslDecoder )));
4579 | /* init mac buffer: mac storage is embedded into decoder struct to save a
4580 | memory allocation and waste samo more memory*/
4581 | dec->cipher_suite=cipher_suite;
4582 | dec->compression = compression;
4583 | if ((mode == MODE_STREAM && mk != NULL((void*)0)) || mode == MODE_CBC) {
4584 | // AEAD ciphers use no MAC key, but stream and block ciphers do. Note
4585 | // the special case for NULL ciphers, even if there is insufficiency
4586 | // keying material (including MAC key), we will can still create
4587 | // decoders since "decryption" is easy for such ciphers.
4588 | dec->mac_key.data = dec->_mac_key_or_write_iv;
4589 | ssl_data_set(&dec->mac_key, mk, ssl_cipher_suite_dig(cipher_suite)->len);
4590 | } else if (mode == MODE_GCM || mode == MODE_CCM || mode == MODE_CCM_8 || mode == MODE_POLY1305) {
4591 | // Input for the nonce, to be used with AEAD ciphers.
4592 | DISSECTOR_ASSERT(iv_length <= sizeof(dec->_mac_key_or_write_iv))((void) ((iv_length <= sizeof(dec->_mac_key_or_write_iv )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 4592, "iv_length <= sizeof(dec->_mac_key_or_write_iv)" ))));
4593 | dec->write_iv.data = dec->_mac_key_or_write_iv;
4594 | ssl_data_set(&dec->write_iv, iv, iv_length);
4595 | }
4596 | dec->seq = 0;
4597 | dec->decomp = ssl_create_decompressor(compression);
4598 | wmem_register_callback(wmem_file_scope(), ssl_decoder_destroy_cb, dec);
4599 |
4600 | if (ssl_cipher_init(&dec->evp,cipher_algo,sk,iv,cipher_suite->mode) < 0) {
4601 | ssl_debug_printf("%s: can't create cipher id:%d mode:%d\n", G_STRFUNC((const char*) (__func__)),
4602 | cipher_algo, cipher_suite->mode);
4603 | return NULL((void*)0);
4604 | }
4605 |
4606 | if (cipher_suite->enc != ENC_NULL0x3D && sn_key != NULL((void*)0)) {
4607 | if (cipher_suite->enc == ENC_AES0x35 || cipher_suite->enc == ENC_AES2560x36) {
4608 | mode = MODE_ECB;
4609 | } else if (cipher_suite->enc == ENC_CHACHA200x3A) {
4610 | mode = MODE_STREAM;
4611 | } else {
4612 | ssl_debug_printf("not supported encryption algorithm for DTLSv1.3\n");
4613 | return NULL((void*)0);
4614 | }
4615 |
4616 | if (ssl_cipher_init(&dec->sn_evp, cipher_algo, sn_key, NULL((void*)0), mode) < 0) {
4617 | ssl_debug_printf("%s: can't create cipher id:%d mode:%d for seq number decryption\n", G_STRFUNC((const char*) (__func__)),
4618 | cipher_algo, MODE_ECB);
4619 | ssl_cipher_cleanup(&dec->evp);
4620 | dec->evp = NULL((void*)0);
4621 | return NULL((void*)0);
4622 | }
4623 | } else {
4624 | dec->sn_evp = NULL((void*)0);
4625 | }
4626 |
4627 | dec->dtls13_aad.data = NULL((void*)0);
4628 | dec->dtls13_aad.data_len = 0;
4629 | ssl_debug_printf("decoder initialized (digest len %d)\n", ssl_cipher_suite_dig(cipher_suite)->len);
4630 | return dec;
4631 | }
4632 |
4633 | static bool_Bool
4634 | ssl_decoder_destroy_cb(wmem_allocator_t *allocator _U___attribute__((unused)), wmem_cb_event_t event _U___attribute__((unused)), void *user_data)
4635 | {
4636 | SslDecoder *dec = (SslDecoder *) user_data;
4637 |
4638 | if (dec->evp)
4639 | ssl_cipher_cleanup(&dec->evp);
4640 | if (dec->sn_evp)
4641 | ssl_cipher_cleanup(&dec->sn_evp);
4642 |
4643 | #ifdef USE_ZLIB_OR_ZLIBNG
4644 | if (dec->decomp != NULL((void*)0) && dec->decomp->compression == 1 /* DEFLATE */)
4645 | ZLIB_PREFIX(inflateEnd)inflateEnd(&dec->decomp->istream);
4646 | #endif
4647 |
4648 | return false0;
4649 | }
4650 | /* }}} */
4651 |
4652 | /* (Pre-)master secrets calculations {{{ */
4653 | #ifdef HAVE_LIBGNUTLS1
4654 | static bool_Bool
4655 | ssl_decrypt_pre_master_secret(SslDecryptSession *ssl_session,
4656 | StringInfo *encrypted_pre_master,
4657 | GHashTable *key_hash);
4658 | #endif /* HAVE_LIBGNUTLS */
4659 |
4660 | static bool_Bool
4661 | ssl_restore_master_key(SslDecryptSession *ssl, const char *label,
4662 | bool_Bool is_pre_master, GHashTable *ht, StringInfo *key);
4663 |
4664 | bool_Bool
4665 | ssl_generate_pre_master_secret(SslDecryptSession *ssl_session,
4666 | uint32_t length, tvbuff_t *tvb, uint32_t offset,
4667 | const char *ssl_psk, packet_info *pinfo,
4668 | #ifdef HAVE_LIBGNUTLS1
4669 | GHashTable *key_hash,
4670 | #endif
4671 | const ssl_master_key_map_t *mk_map)
4672 | {
4673 | /* check for required session data */
4674 | ssl_debug_printf("%s: found SSL_HND_CLIENT_KEY_EXCHG, state %X\n",
4675 | G_STRFUNC((const char*) (__func__)), ssl_session->state);
4676 | if ((ssl_session->state & (SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4))) !=
4677 | (SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4))) {
4678 | ssl_debug_printf("%s: not enough data to generate key (required state %X)\n", G_STRFUNC((const char*) (__func__)),
4679 | (SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4)));
4680 | return false0;
4681 | }
4682 |
4683 | if (ssl_session->session.version == TLSV1DOT3_VERSION0x304) {
4684 | ssl_debug_printf("%s: detected TLS 1.3 which has no pre-master secrets\n", G_STRFUNC((const char*) (__func__)));
4685 | return false0;
4686 | }
4687 |
4688 | /* check to see if the PMS was provided to us*/
4689 | if (ssl_restore_master_key(ssl_session, "Unencrypted pre-master secret", true1,
4690 | mk_map->pms, &ssl_session->client_random)) {
4691 | return true1;
4692 | }
4693 |
4694 | if (ssl_session->cipher_suite->kex == KEX_PSK0x1d)
4695 | {
4696 | /* calculate pre master secret*/
4697 | StringInfo pre_master_secret;
4698 | unsigned psk_len, pre_master_len;
4699 |
4700 | if (!ssl_psk || (ssl_psk[0] == 0)) {
4701 | ssl_debug_printf("%s: can't find pre-shared key\n", G_STRFUNC((const char*) (__func__)));
4702 | return false0;
4703 | }
4704 |
4705 | /* convert hex string into char*/
4706 | if (!from_hex(&ssl_session->psk, ssl_psk, strlen(ssl_psk))) {
4707 | ssl_debug_printf("%s: ssl.psk/dtls.psk contains invalid hex\n",
4708 | G_STRFUNC((const char*) (__func__)));
4709 | return false0;
4710 | }
4711 |
4712 | psk_len = ssl_session->psk.data_len;
4713 | if (psk_len >= (2 << 15)) {
4714 | ssl_debug_printf("%s: ssl.psk/dtls.psk must not be larger than 2^15 - 1\n",
4715 | G_STRFUNC((const char*) (__func__)));
4716 | return false0;
4717 | }
4718 |
4719 |
4720 | pre_master_len = psk_len * 2 + 4;
4721 |
4722 | pre_master_secret.data = (unsigned char *)wmem_alloc(wmem_file_scope(), pre_master_len);
4723 | pre_master_secret.data_len = pre_master_len;
4724 | /* 2 bytes psk_len*/
4725 | pre_master_secret.data[0] = psk_len >> 8;
4726 | pre_master_secret.data[1] = psk_len & 0xFF;
4727 | /* psk_len bytes times 0*/
4728 | memset(&pre_master_secret.data[2], 0, psk_len);
4729 | /* 2 bytes psk_len*/
4730 | pre_master_secret.data[psk_len + 2] = psk_len >> 8;
4731 | pre_master_secret.data[psk_len + 3] = psk_len & 0xFF;
4732 | /* psk*/
4733 | memcpy(&pre_master_secret.data[psk_len + 4], ssl_session->psk.data, psk_len);
4734 |
4735 | ssl_session->pre_master_secret.data = pre_master_secret.data;
4736 | ssl_session->pre_master_secret.data_len = pre_master_len;
4737 | /*ssl_debug_printf("pre master secret",&ssl->pre_master_secret);*/
4738 |
4739 | /* Remove the master secret if it was there.
4740 | This forces keying material regeneration in
4741 | case we're renegotiating */
4742 | ssl_session->state &= ~(SSL_MASTER_SECRET(1<<5)|SSL_HAVE_SESSION_KEY(1<<3));
4743 | ssl_session->state |= SSL_PRE_MASTER_SECRET(1<<6);
4744 | return true1;
4745 | }
4746 | else
4747 | {
4748 | unsigned encrlen, skip;
4749 | encrlen = length;
4750 | skip = 0;
4751 |
4752 | /* get encrypted data, on tls1 we have to skip two bytes
4753 | * (it's the encrypted len and should be equal to record len - 2)
4754 | * in case of rsa1024 that would be 128 + 2 = 130; for psk not necessary
4755 | */
4756 | if (ssl_session->cipher_suite->kex == KEX_RSA0x1e &&
4757 | (ssl_session->session.version == TLSV1_VERSION0x301 ||
4758 | ssl_session->session.version == TLSV1DOT1_VERSION0x302 ||
4759 | ssl_session->session.version == TLSV1DOT2_VERSION0x303 ||
4760 | ssl_session->session.version == DTLSV1DOT0_VERSION0xfeff ||
4761 | ssl_session->session.version == DTLSV1DOT2_VERSION0xfefd ||
4762 | ssl_session->session.version == TLCPV1_VERSION0x101 ))
4763 | {
4764 | encrlen = tvb_get_ntohs(tvb, offset);
4765 | skip = 2;
4766 | if (encrlen > length - 2)
4767 | {
4768 | ssl_debug_printf("%s: wrong encrypted length (%d max %d)\n",
4769 | G_STRFUNC((const char*) (__func__)), encrlen, length);
4770 | return false0;
4771 | }
4772 | }
4773 | /* the valid lower bound is higher than 8, but it is sufficient for the
4774 | * ssl keylog file below */
4775 | if (encrlen < 8) {
4776 | ssl_debug_printf("%s: invalid encrypted pre-master key length %d\n",
4777 | G_STRFUNC((const char*) (__func__)), encrlen);
4778 | return false0;
4779 | }
4780 |
4781 | StringInfo encrypted_pre_master = {
4782 | .data = (unsigned char *)tvb_memdup(pinfo->pool, tvb, offset + skip, encrlen),
4783 | .data_len = encrlen,
4784 | };
4785 |
4786 | #ifdef HAVE_LIBGNUTLS1
4787 | /* Try to lookup an appropriate RSA private key to decrypt the Encrypted Pre-Master Secret. */
4788 | if (ssl_session->cert_key_id) {
4789 | if (ssl_decrypt_pre_master_secret(ssl_session, &encrypted_pre_master, key_hash))
4790 | return true1;
4791 |
4792 | ssl_debug_printf("%s: can't decrypt pre-master secret\n",
4793 | G_STRFUNC((const char*) (__func__)));
4794 | }
4795 | #endif /* HAVE_LIBGNUTLS */
4796 |
4797 | /* try to find the pre-master secret from the encrypted one. The
4798 | * ssl key logfile stores only the first 8 bytes, so truncate it */
4799 | encrypted_pre_master.data_len = 8;
4800 | if (ssl_restore_master_key(ssl_session, "Encrypted pre-master secret",
4801 | true1, mk_map->pre_master, &encrypted_pre_master))
4802 | return true1;
4803 | }
4804 | return false0;
4805 | }
4806 |
4807 | /* Used for (D)TLS 1.2 and earlier versions (not with TLS 1.3). */
4808 | int
4809 | ssl_generate_keyring_material(SslDecryptSession*ssl_session)
4810 | {
4811 | StringInfo key_block = { NULL((void*)0), 0 };
4812 | uint8_t _iv_c[MAX_BLOCK_SIZE16],_iv_s[MAX_BLOCK_SIZE16];
4813 | uint8_t _key_c[MAX_KEY_SIZE32],_key_s[MAX_KEY_SIZE32];
4814 | int needed;
4815 | int cipher_algo = -1; /* special value (-1) for NULL encryption */
4816 | unsigned encr_key_len, write_iv_len = 0;
4817 | bool_Bool is_export_cipher;
4818 | uint8_t *ptr, *c_iv = NULL((void*)0), *s_iv = NULL((void*)0);
4819 | uint8_t *c_wk = NULL((void*)0), *s_wk = NULL((void*)0), *c_mk = NULL((void*)0), *s_mk = NULL((void*)0);
4820 | const SslCipherSuite *cipher_suite = ssl_session->cipher_suite;
4821 |
4822 | /* (D)TLS 1.3 is handled directly in tls13_change_key. */
4823 | if (ssl_session->session.version
7.1 | Field 'version' is not equal to TLSV1DOT3_VERSION
== TLSV1DOT3_VERSION0x304 || ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
8 | ← | Assuming field 'version' is not equal to DTLSV1DOT3_VERSION | →
9 | ← | Taking false branch | →
4824 | ssl_debug_printf("%s: detected TLS 1.3. Should not have been called!\n", G_STRFUNC((const char*) (__func__)));
4825 | return -1;
4826 | }
4827 |
4828 | /* check for enough info to proceed */
4829 | unsigned need_all = SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4);
4830 | unsigned need_any = SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6);
4831 | if (((ssl_session->state & need_all) != need_all) || ((ssl_session->state & need_any) == 0)) {
10 | ← | Assuming the condition is false | →
11 | ← | Assuming the condition is false | →
12 | ← | Taking false branch | →
4832 | ssl_debug_printf("ssl_generate_keyring_material not enough data to generate key "
4833 | "(0x%02X required 0x%02X or 0x%02X)\n", ssl_session->state,
4834 | need_all|SSL_MASTER_SECRET(1<<5), need_all|SSL_PRE_MASTER_SECRET(1<<6));
4835 | /* Special case: for NULL encryption, allow dissection of data even if
4836 | * the Client Hello is missing (MAC keys are now skipped though). */
4837 | need_all = SSL_CIPHER(1<<2)|SSL_VERSION(1<<4);
4838 | if ((ssl_session->state & need_all) == need_all &&
4839 | cipher_suite->enc == ENC_NULL0x3D) {
4840 | ssl_debug_printf("%s NULL cipher found, will create a decoder but "
4841 | "skip MAC validation as keys are missing.\n", G_STRFUNC((const char*) (__func__)));
4842 | goto create_decoders;
4843 | }
4844 |
4845 | return -1;
4846 | }
4847 |
4848 | /* if master key is not available, generate is from the pre-master secret */
4849 | if (!(ssl_session->state & SSL_MASTER_SECRET(1<<5))) {
13 | ← | Assuming the condition is true | →
14 | ← | Taking true branch | →
4850 | if ((ssl_session->state & SSL_EXTENDED_MASTER_SECRET_MASK((1<<7)|(1<<8))) == SSL_EXTENDED_MASTER_SECRET_MASK((1<<7)|(1<<8))) {
15 | ← | Assuming the condition is true | →
16 | ← | Taking true branch | →
4851 | StringInfo handshake_hashed_data;
4852 | int ret;
4853 |
4854 | handshake_hashed_data.data = NULL((void*)0);
4855 | handshake_hashed_data.data_len = 0;
4856 |
4857 | ssl_debug_printf("%s:PRF(pre_master_secret_extended)\n", G_STRFUNC((const char*) (__func__)));
4858 | ssl_print_string("pre master secret",&ssl_session->pre_master_secret);
4859 | DISSECTOR_ASSERT(ssl_session->handshake_data.data_len > 0)((void) ((ssl_session->handshake_data.data_len > 0) ? ( void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 4859, "ssl_session->handshake_data.data_len > 0" ))));
17 | ← | Assuming field 'data_len' is > 0 | →
18 | ← | '?' condition is true | →
4860 |
4861 | switch(ssl_session->session.version) {
19 | ← | Control jumps to 'case 257:' at line 4866 | →
4862 | case TLSV1_VERSION0x301:
4863 | case TLSV1DOT1_VERSION0x302:
4864 | case DTLSV1DOT0_VERSION0xfeff:
4865 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
4866 | case TLCPV1_VERSION0x101:
4867 | ret = tls_handshake_hash(ssl_session, &handshake_hashed_data);
20 | ← | Calling 'tls_handshake_hash' | →
28 | ← | Returned allocated memory | →
4868 | break;
4869 | default:
4870 | switch (cipher_suite->dig) {
4871 | case DIG_SHA3840x43:
4872 | ret = tls12_handshake_hash(ssl_session, GCRY_MD_SHA384, &handshake_hashed_data);
4873 | break;
4874 | default:
4875 | ret = tls12_handshake_hash(ssl_session, GCRY_MD_SHA256, &handshake_hashed_data);
4876 | break;
4877 | }
4878 | break;
4879 | }
4880 | if (ret
29.1 | 'ret' is -1
) {
29 | ← | Execution continues on line 4880 | →
30 | ← | Taking true branch | →
4881 | ssl_debug_printf("%s can't generate handshake hash\n", G_STRFUNC((const char*) (__func__)));
31 | ← | Potential leak of memory pointed to by 'handshake_hashed_data.data'
4882 | return -1;
4883 | }
4884 |
4885 | wmem_free(wmem_file_scope(), ssl_session->handshake_data.data);
4886 | ssl_session->handshake_data.data = NULL((void*)0);
4887 | ssl_session->handshake_data.data_len = 0;
4888 |
4889 | if (!prf(ssl_session, &ssl_session->pre_master_secret, "extended master secret",
4890 | &handshake_hashed_data,
4891 | NULL((void*)0), &ssl_session->master_secret,
4892 | SSL_MASTER_SECRET_LENGTH48)) {
4893 | ssl_debug_printf("%s can't generate master_secret\n", G_STRFUNC((const char*) (__func__)));
4894 | g_free(handshake_hashed_data.data);
4895 | return -1;
4896 | }
4897 | g_free(handshake_hashed_data.data);
4898 | } else {
4899 | ssl_debug_printf("%s:PRF(pre_master_secret)\n", G_STRFUNC((const char*) (__func__)));
4900 | ssl_print_string("pre master secret",&ssl_session->pre_master_secret);
4901 | ssl_print_string("client random",&ssl_session->client_random);
4902 | ssl_print_string("server random",&ssl_session->server_random);
4903 | if (!prf(ssl_session, &ssl_session->pre_master_secret, "master secret",
4904 | &ssl_session->client_random,
4905 | &ssl_session->server_random, &ssl_session->master_secret,
4906 | SSL_MASTER_SECRET_LENGTH48)) {
4907 | ssl_debug_printf("%s can't generate master_secret\n", G_STRFUNC((const char*) (__func__)));
4908 | return -1;
4909 | }
4910 | }
4911 | ssl_print_string("master secret",&ssl_session->master_secret);
4912 |
4913 | /* the pre-master secret has been 'consumed' so we must clear it now */
4914 | ssl_session->state &= ~SSL_PRE_MASTER_SECRET(1<<6);
4915 | ssl_session->state |= SSL_MASTER_SECRET(1<<5);
4916 | }
4917 |
4918 | /* Find the Libgcrypt cipher algorithm for the given SSL cipher suite ID */
4919 | if (cipher_suite->enc != ENC_NULL0x3D) {
4920 | const char *cipher_name = ciphers[cipher_suite->enc-ENC_START0x30];
4921 | ssl_debug_printf("%s CIPHER: %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
4922 | cipher_algo = ssl_get_cipher_by_name(cipher_name);
4923 | if (cipher_algo == 0) {
4924 | ssl_debug_printf("%s can't find cipher %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
4925 | return -1;
4926 | }
4927 | }
4928 |
4929 | /* Export ciphers consume less material from the key block. */
4930 | encr_key_len = ssl_get_cipher_export_keymat_size(cipher_suite->number);
4931 | is_export_cipher = encr_key_len > 0;
4932 | if (!is_export_cipher && cipher_suite->enc != ENC_NULL0x3D) {
4933 | encr_key_len = (unsigned)gcry_cipher_get_algo_keylen(cipher_algo);
4934 | }
4935 |
4936 | if (cipher_suite->mode == MODE_CBC) {
4937 | write_iv_len = (unsigned)gcry_cipher_get_algo_blklen(cipher_algo);
4938 | } else if (cipher_suite->mode == MODE_GCM || cipher_suite->mode == MODE_CCM || cipher_suite->mode == MODE_CCM_8) {
4939 | /* account for a four-byte salt for client and server side (from
4940 | * client_write_IV and server_write_IV), see GCMNonce (RFC 5288) */
4941 | write_iv_len = 4;
4942 | } else if (cipher_suite->mode == MODE_POLY1305) {
4943 | /* RFC 7905: SecurityParameters.fixed_iv_length is twelve bytes */
4944 | write_iv_len = 12;
4945 | }
4946 |
4947 | /* Compute the key block. First figure out how much data we need */
4948 | needed = ssl_cipher_suite_dig(cipher_suite)->len*2; /* MAC key */
4949 | needed += 2 * encr_key_len; /* encryption key */
4950 | needed += 2 * write_iv_len; /* write IV */
4951 |
4952 | key_block.data = (unsigned char *)g_malloc(needed);
4953 | ssl_debug_printf("%s sess key generation\n", G_STRFUNC((const char*) (__func__)));
4954 | if (!prf(ssl_session, &ssl_session->master_secret, "key expansion",
4955 | &ssl_session->server_random,&ssl_session->client_random,
4956 | &key_block, needed)) {
4957 | ssl_debug_printf("%s can't generate key_block\n", G_STRFUNC((const char*) (__func__)));
4958 | goto fail;
4959 | }
4960 | ssl_print_string("key expansion", &key_block);
4961 |
4962 | ptr=key_block.data;
4963 | /* client/server write MAC key (for non-AEAD ciphers) */
4964 | if (cipher_suite->mode == MODE_STREAM || cipher_suite->mode == MODE_CBC) {
4965 | c_mk=ptr; ptr+=ssl_cipher_suite_dig(cipher_suite)->len;
4966 | s_mk=ptr; ptr+=ssl_cipher_suite_dig(cipher_suite)->len;
4967 | }
4968 | /* client/server write encryption key */
4969 | c_wk=ptr; ptr += encr_key_len;
4970 | s_wk=ptr; ptr += encr_key_len;
4971 | /* client/server write IV (used as IV (for CBC) or salt (for AEAD)) */
4972 | if (write_iv_len > 0) {
4973 | c_iv=ptr; ptr += write_iv_len;
4974 | s_iv=ptr; /* ptr += write_iv_len; */
4975 | }
4976 |
4977 | /* export ciphers work with a smaller key length */
4978 | if (is_export_cipher) {
4979 | if (cipher_suite->mode == MODE_CBC) {
4980 |
4981 | /* We only have room for MAX_BLOCK_SIZE bytes IVs, but that's
4982 | all we should need. This is a sanity check */
4983 | if (write_iv_len > MAX_BLOCK_SIZE16) {
4984 | ssl_debug_printf("%s cipher suite block must be at most %d nut is %d\n",
4985 | G_STRFUNC((const char*) (__func__)), MAX_BLOCK_SIZE16, write_iv_len);
4986 | goto fail;
4987 | }
4988 |
4989 | if(ssl_session->session.version==SSLV3_VERSION0x300){
4990 | /* The length of these fields are ignored by this caller */
4991 | StringInfo iv_c, iv_s;
4992 | iv_c.data = _iv_c;
4993 | iv_s.data = _iv_s;
4994 |
4995 | ssl_debug_printf("%s ssl3_generate_export_iv\n", G_STRFUNC((const char*) (__func__)));
4996 | if (!ssl3_generate_export_iv(&ssl_session->client_random,
4997 | &ssl_session->server_random, &iv_c, write_iv_len)) {
4998 | goto fail;
4999 | }
5000 | ssl_debug_printf("%s ssl3_generate_export_iv(2)\n", G_STRFUNC((const char*) (__func__)));
5001 | if (!ssl3_generate_export_iv(&ssl_session->server_random,
5002 | &ssl_session->client_random, &iv_s, write_iv_len)) {
5003 | goto fail;
5004 | }
5005 | }
5006 | else{
5007 | uint8_t _iv_block[MAX_BLOCK_SIZE16 * 2];
5008 | StringInfo iv_block;
5009 | StringInfo key_null;
5010 | uint8_t _key_null;
5011 |
5012 | key_null.data = &_key_null;
5013 | key_null.data_len = 0;
5014 |
5015 | iv_block.data = _iv_block;
5016 |
5017 | ssl_debug_printf("%s prf(iv_block)\n", G_STRFUNC((const char*) (__func__)));
5018 | if (!prf(ssl_session, &key_null, "IV block",
5019 | &ssl_session->client_random,
5020 | &ssl_session->server_random, &iv_block,
5021 | write_iv_len * 2)) {
5022 | ssl_debug_printf("%s can't generate tls31 iv block\n", G_STRFUNC((const char*) (__func__)));
5023 | goto fail;
5024 | }
5025 |
5026 | memcpy(_iv_c, iv_block.data, write_iv_len);
5027 | memcpy(_iv_s, iv_block.data + write_iv_len, write_iv_len);
5028 | }
5029 |
5030 | c_iv=_iv_c;
5031 | s_iv=_iv_s;
5032 | }
5033 |
5034 | if (ssl_session->session.version==SSLV3_VERSION0x300){
5035 |
5036 | SSL_MD5_CTXgcry_md_hd_t md5;
5037 | ssl_debug_printf("%s MD5(client_random)\n", G_STRFUNC((const char*) (__func__)));
5038 |
5039 | if (ssl_md5_init(&md5) != 0)
5040 | goto fail;
5041 | ssl_md5_update(&md5,c_wk,encr_key_len);
5042 | ssl_md5_update(&md5,ssl_session->client_random.data,
5043 | ssl_session->client_random.data_len);
5044 | ssl_md5_update(&md5,ssl_session->server_random.data,
5045 | ssl_session->server_random.data_len);
5046 | ssl_md5_final(_key_c,&md5);
5047 | ssl_md5_cleanup(&md5);
5048 | c_wk=_key_c;
5049 |
5050 | if (ssl_md5_init(&md5) != 0)
5051 | goto fail;
5052 | ssl_debug_printf("%s MD5(server_random)\n", G_STRFUNC((const char*) (__func__)));
5053 | ssl_md5_update(&md5,s_wk,encr_key_len);
5054 | ssl_md5_update(&md5,ssl_session->server_random.data,
5055 | ssl_session->server_random.data_len);
5056 | ssl_md5_update(&md5,ssl_session->client_random.data,
5057 | ssl_session->client_random.data_len);
5058 | ssl_md5_final(_key_s,&md5);
5059 | ssl_md5_cleanup(&md5);
5060 | s_wk=_key_s;
5061 | }
5062 | else{
5063 | StringInfo key_c, key_s, k;
5064 | key_c.data = _key_c;
5065 | key_s.data = _key_s;
5066 |
5067 | k.data = c_wk;
5068 | k.data_len = encr_key_len;
5069 | ssl_debug_printf("%s PRF(key_c)\n", G_STRFUNC((const char*) (__func__)));
5070 | if (!prf(ssl_session, &k, "client write key",
5071 | &ssl_session->client_random,
5072 | &ssl_session->server_random, &key_c, sizeof(_key_c))) {
5073 | ssl_debug_printf("%s can't generate tll31 server key \n", G_STRFUNC((const char*) (__func__)));
5074 | goto fail;
5075 | }
5076 | c_wk=_key_c;
5077 |
5078 | k.data = s_wk;
5079 | k.data_len = encr_key_len;
5080 | ssl_debug_printf("%s PRF(key_s)\n", G_STRFUNC((const char*) (__func__)));
5081 | if (!prf(ssl_session, &k, "server write key",
5082 | &ssl_session->client_random,
5083 | &ssl_session->server_random, &key_s, sizeof(_key_s))) {
5084 | ssl_debug_printf("%s can't generate tll31 client key \n", G_STRFUNC((const char*) (__func__)));
5085 | goto fail;
5086 | }
5087 | s_wk=_key_s;
5088 | }
5089 | }
5090 |
5091 | /* show key material info */
5092 | if (c_mk != NULL((void*)0)) {
5093 | ssl_print_data("Client MAC key",c_mk,ssl_cipher_suite_dig(cipher_suite)->len);
5094 | ssl_print_data("Server MAC key",s_mk,ssl_cipher_suite_dig(cipher_suite)->len);
5095 | }
5096 | ssl_print_data("Client Write key", c_wk, encr_key_len);
5097 | ssl_print_data("Server Write key", s_wk, encr_key_len);
5098 | /* used as IV for CBC mode and the AEAD implicit nonce (salt) */
5099 | if (write_iv_len > 0) {
5100 | ssl_print_data("Client Write IV", c_iv, write_iv_len);
5101 | ssl_print_data("Server Write IV", s_iv, write_iv_len);
5102 | }
5103 |
5104 | create_decoders:
5105 | /* create both client and server ciphers*/
5106 | ssl_debug_printf("%s ssl_create_decoder(client)\n", G_STRFUNC((const char*) (__func__)));
5107 | ssl_session->client_new = ssl_create_decoder(cipher_suite, cipher_algo, ssl_session->session.compression, c_mk, c_wk, NULL((void*)0), c_iv, write_iv_len);
5108 | if (!ssl_session->client_new) {
5109 | ssl_debug_printf("%s can't init client decoder\n", G_STRFUNC((const char*) (__func__)));
5110 | goto fail;
5111 | }
5112 | ssl_debug_printf("%s ssl_create_decoder(server)\n", G_STRFUNC((const char*) (__func__)));
5113 | ssl_session->server_new = ssl_create_decoder(cipher_suite, cipher_algo, ssl_session->session.compression, s_mk, s_wk, NULL((void*)0), s_iv, write_iv_len);
5114 | if (!ssl_session->server_new) {
5115 | ssl_debug_printf("%s can't init server decoder\n", G_STRFUNC((const char*) (__func__)));
5116 | goto fail;
5117 | }
5118 |
5119 | /* Continue the SSL stream after renegotiation with new keys. */
5120 | ssl_session->client_new->flow = ssl_session->client ? ssl_session->client->flow : ssl_create_flow();
5121 | ssl_session->server_new->flow = ssl_session->server ? ssl_session->server->flow : ssl_create_flow();
5122 |
5123 | ssl_debug_printf("%s: client seq %" PRIu64"l" "u" ", server seq %" PRIu64"l" "u" "\n",
5124 | G_STRFUNC((const char*) (__func__)), ssl_session->client_new->seq, ssl_session->server_new->seq);
5125 | g_free(key_block.data);
5126 | ssl_session->state |= SSL_HAVE_SESSION_KEY(1<<3);
5127 | return 0;
5128 |
5129 | fail:
5130 | g_free(key_block.data);
5131 | return -1;
5132 | }
5133 |
5134 | /* Generated the key material based on the given secret. */
5135 | bool_Bool
5136 | tls13_generate_keys(SslDecryptSession *ssl_session, const StringInfo *secret, bool_Bool is_from_server)
5137 | {
5138 | bool_Bool success = false0;
5139 | unsigned char *write_key = NULL((void*)0), *write_iv = NULL((void*)0);
5140 | unsigned char *sn_key = NULL((void*)0);
5141 | SslDecoder *decoder;
5142 | unsigned key_length, iv_length;
5143 | int hash_algo;
5144 | const SslCipherSuite *cipher_suite = ssl_session->cipher_suite;
5145 | int cipher_algo;
5146 |
5147 | if ((ssl_session->session.version != TLSV1DOT3_VERSION0x304) && (ssl_session->session.version != DTLSV1DOT3_VERSION0xfefc)) {
5148 | ssl_debug_printf("%s only usable for TLS 1.3, not %#x!\n", G_STRFUNC((const char*) (__func__)),
5149 | ssl_session->session.version);
5150 | return false0;
5151 | }
5152 |
5153 | if (cipher_suite == NULL((void*)0)) {
5154 | ssl_debug_printf("%s Unknown cipher\n", G_STRFUNC((const char*) (__func__)));
5155 | return false0;
5156 | }
5157 |
5158 | if (cipher_suite->kex != KEX_TLS130x23) {
5159 | ssl_debug_printf("%s Invalid cipher suite 0x%04x spotted!\n", G_STRFUNC((const char*) (__func__)), cipher_suite->number);
5160 | return false0;
5161 | }
5162 |
5163 | /* Find the Libgcrypt cipher algorithm for the given SSL cipher suite ID */
5164 | const char *cipher_name = ciphers[cipher_suite->enc-ENC_START0x30];
5165 | ssl_debug_printf("%s CIPHER: %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
5166 | cipher_algo = ssl_get_cipher_by_name(cipher_name);
5167 | if (cipher_algo == 0) {
5168 | ssl_debug_printf("%s can't find cipher %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
5169 | return false0;
5170 | }
5171 |
5172 | const char *hash_name = ssl_cipher_suite_dig(cipher_suite)->name;
5173 | hash_algo = ssl_get_digest_by_name(hash_name);
5174 | if (!hash_algo) {
5175 | ssl_debug_printf("%s can't find hash function %s\n", G_STRFUNC((const char*) (__func__)), hash_name);
5176 | return false0;
5177 | }
5178 |
5179 | key_length = (unsigned) gcry_cipher_get_algo_keylen(cipher_algo);
5180 | /* AES-GCM/AES-CCM/Poly1305-ChaCha20 all have N_MIN=N_MAX = 12. */
5181 | iv_length = 12;
5182 | ssl_debug_printf("%s key_length %u iv_length %u\n", G_STRFUNC((const char*) (__func__)), key_length, iv_length);
5183 |
5184 | const char *label_prefix = tls13_hkdf_label_prefix(ssl_session);
5185 | if (!tls13_hkdf_expand_label(hash_algo, secret, label_prefix, "key", key_length, &write_key)) {
5186 | ssl_debug_printf("%s write_key expansion failed\n", G_STRFUNC((const char*) (__func__)));
5187 | return false0;
5188 | }
5189 | if (!tls13_hkdf_expand_label(hash_algo, secret, label_prefix, "iv", iv_length, &write_iv)) {
5190 | ssl_debug_printf("%s write_iv expansion failed\n", G_STRFUNC((const char*) (__func__)));
5191 | goto end;
5192 | }
5193 |
5194 | if (ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
5195 | if (!tls13_hkdf_expand_label(hash_algo, secret, label_prefix, "sn", key_length, &sn_key)) {
5196 | ssl_debug_printf("%s sn_key expansion failed\n", G_STRFUNC((const char*) (__func__)));
5197 | goto end;
5198 | }
5199 | }
5200 |
5201 | ssl_print_data(is_from_server ? "Server Write Key" : "Client Write Key", write_key, key_length);
5202 | ssl_print_data(is_from_server ? "Server Write IV" : "Client Write IV", write_iv, iv_length);
5203 | if (ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
5204 | ssl_print_data(is_from_server ? "Server Write SN" : "Client Write SN", sn_key, key_length);
5205 | }
5206 |
5207 | ssl_debug_printf("%s ssl_create_decoder(%s)\n", G_STRFUNC((const char*) (__func__)), is_from_server ? "server" : "client");
5208 | decoder = ssl_create_decoder(cipher_suite, cipher_algo, 0, NULL((void*)0), write_key, sn_key, write_iv, iv_length);
5209 | if (!decoder) {
5210 | ssl_debug_printf("%s can't init %s decoder\n", G_STRFUNC((const char*) (__func__)), is_from_server ? "server" : "client");
5211 | goto end;
5212 | }
5213 |
5214 | /* Continue the TLS session with new keys, but reuse old flow to keep things
5215 | * like "Follow TLS" working (by linking application data records). */
5216 | if (is_from_server) {
5217 | decoder->flow = ssl_session->server ? ssl_session->server->flow : ssl_create_flow();
5218 | ssl_session->server = decoder;
5219 | } else {
5220 | decoder->flow = ssl_session->client ? ssl_session->client->flow : ssl_create_flow();
5221 | ssl_session->client = decoder;
5222 | }
5223 | ssl_debug_printf("%s %s ready using cipher suite 0x%04x (cipher %s hash %s)\n", G_STRFUNC((const char*) (__func__)),
5224 | is_from_server ? "Server" : "Client", cipher_suite->number, cipher_name, hash_name);
5225 | success = true1;
5226 |
5227 | end:
5228 | wmem_free(NULL((void*)0), write_key);
5229 | wmem_free(NULL((void*)0), write_iv);
5230 | if (sn_key)
5231 | wmem_free(NULL((void*)0), sn_key);
5232 | return success;
5233 | }
5234 | /* (Pre-)master secrets calculations }}} */
5235 |
5236 | #ifdef HAVE_LIBGNUTLS1
5237 | /* Decrypt RSA pre-master secret using RSA private key. {{{ */
5238 | static bool_Bool
5239 | ssl_decrypt_pre_master_secret(SslDecryptSession *ssl_session,
5240 | StringInfo *encrypted_pre_master, GHashTable *key_hash)
5241 | {
5242 | int ret;
5243 |
5244 | if (!encrypted_pre_master)
5245 | return false0;
5246 |
5247 | if (KEX_IS_DH(ssl_session->cipher_suite->kex)((ssl_session->cipher_suite->kex) >= 0x10 && (ssl_session->cipher_suite->kex) <= 0x1b)) {
5248 | ssl_debug_printf("%s: session uses Diffie-Hellman key exchange "
5249 | "(cipher suite 0x%04X %s) and cannot be decrypted "
5250 | "using a RSA private key file.\n",
5251 | G_STRFUNC((const char*) (__func__)), ssl_session->session.cipher,
5252 | val_to_str_ext_const(ssl_session->session.cipher,
5253 | &ssl_31_ciphersuite_ext, "unknown"));
5254 | return false0;
5255 | } else if (ssl_session->cipher_suite->kex != KEX_RSA0x1e) {
5256 | ssl_debug_printf("%s key exchange %d different from KEX_RSA (%d)\n",
5257 | G_STRFUNC((const char*) (__func__)), ssl_session->cipher_suite->kex, KEX_RSA0x1e);
5258 | return false0;
5259 | }
5260 |
5261 | gnutls_privkey_t pk = (gnutls_privkey_t)g_hash_table_lookup(key_hash, ssl_session->cert_key_id);
5262 |
5263 | ssl_print_string("pre master encrypted", encrypted_pre_master);
5264 | ssl_debug_printf("%s: RSA_private_decrypt\n", G_STRFUNC((const char*) (__func__)));
5265 | const gnutls_datum_t epms = { encrypted_pre_master->data, encrypted_pre_master->data_len };
5266 | gnutls_datum_t pms = { 0 };
5267 | if (pk) {
5268 | // Try to decrypt using the RSA keys table from (D)TLS preferences.
5269 | ret = gnutls_privkey_decrypt_data(pk, 0, &epms, &pms);
5270 | } else {
5271 | // Try to decrypt using a hardware token.
5272 | ret = secrets_rsa_decrypt(ssl_session->cert_key_id, epms.data, epms.size, &pms.data, &pms.size);
5273 | }
5274 | if (ret < 0) {
5275 | ssl_debug_printf("%s: decryption failed: %d (%s)\n", G_STRFUNC((const char*) (__func__)), ret, gnutls_strerror(ret));
5276 | return false0;
5277 | }
5278 |
5279 | if (pms.size != 48) {
5280 | ssl_debug_printf("%s wrong pre_master_secret length (%d, expected %d)\n",
5281 | G_STRFUNC((const char*) (__func__)), pms.size, 48);
5282 | if (pk) {
5283 | gnutls_free(pms.data);
5284 | } else {
5285 | g_free(pms.data);
5286 | }
5287 | return false0;
5288 | }
5289 |
5290 | ssl_session->pre_master_secret.data = (uint8_t *)wmem_memdup(wmem_file_scope(), pms.data, 48);
5291 | ssl_session->pre_master_secret.data_len = 48;
5292 | if (pk) {
5293 | gnutls_free(pms.data);
5294 | } else {
5295 | g_free(pms.data);
5296 | }
5297 | ssl_print_string("pre master secret", &ssl_session->pre_master_secret);
5298 |
5299 | /* Remove the master secret if it was there.
5300 | This forces keying material regeneration in
5301 | case we're renegotiating */
5302 | ssl_session->state &= ~(SSL_MASTER_SECRET(1<<5)|SSL_HAVE_SESSION_KEY(1<<3));
5303 | ssl_session->state |= SSL_PRE_MASTER_SECRET(1<<6);
5304 | return true1;
5305 | } /* }}} */
5306 | #endif /* HAVE_LIBGNUTLS */
5307 |
5308 | /* Decryption integrity check {{{ */
5309 |
5310 | static int
5311 | tls_check_mac(SslDecoder*decoder, int ct, int ver, uint8_t* data,
5312 | uint32_t datalen, uint8_t* mac)
5313 | {
5314 | SSL_HMACgcry_md_hd_t hm;
5315 | int md;
5316 | uint32_t len;
5317 | uint8_t buf[DIGEST_MAX_SIZE48];
5318 | int16_t temp;
5319 |
5320 | md=ssl_get_digest_by_name(ssl_cipher_suite_dig(decoder->cipher_suite)->name);
5321 | ssl_debug_printf("tls_check_mac mac type:%s md %d\n",
5322 | ssl_cipher_suite_dig(decoder->cipher_suite)->name, md);
5323 |
5324 | if (ssl_hmac_init(&hm,md) != 0)
5325 | return -1;
5326 | if (ssl_hmac_setkey(&hm,decoder->mac_key.data,decoder->mac_key.data_len) != 0)
5327 | return -1;
5328 |
5329 | /* hash sequence number */
5330 | phtonu64(buf, decoder->seq);
5331 |
5332 | decoder->seq++;
5333 |
5334 | ssl_hmac_update(&hm,buf,8);
5335 |
5336 | /* hash content type */
5337 | buf[0]=ct;
5338 | ssl_hmac_update(&hm,buf,1);
5339 |
5340 | /* hash version,data length and data*/
5341 | /* *((int16_t*)buf) = g_htons(ver); */
5342 | temp = g_htons(ver)(((((guint16) ( (guint16) ((guint16) (ver) >> 8) | (guint16 ) ((guint16) (ver) << 8))))));
5343 | memcpy(buf, &temp, 2);
5344 | ssl_hmac_update(&hm,buf,2);
5345 |
5346 | /* *((int16_t*)buf) = g_htons(datalen); */
5347 | temp = g_htons(datalen)(((((guint16) ( (guint16) ((guint16) (datalen) >> 8) | ( guint16) ((guint16) (datalen) << 8))))));
5348 | memcpy(buf, &temp, 2);
5349 | ssl_hmac_update(&hm,buf,2);
5350 | ssl_hmac_update(&hm,data,datalen);
5351 |
5352 | /* get digest and digest len*/
5353 | len = sizeof(buf);
5354 | ssl_hmac_final(&hm,buf,&len);
5355 | ssl_hmac_cleanup(&hm);
5356 | ssl_print_data("Mac", buf, len);
5357 | if(memcmp(mac,buf,len))
5358 | return -1;
5359 |
5360 | return 0;
5361 | }
5362 |
5363 | static int
5364 | ssl3_check_mac(SslDecoder*decoder,int ct,uint8_t* data,
5365 | uint32_t datalen, uint8_t* mac)
5366 | {
5367 | SSL_MDgcry_md_hd_t mc;
5368 | int md;
5369 | uint32_t len;
5370 | uint8_t buf[64],dgst[20];
5371 | int pad_ct;
5372 | int16_t temp;
5373 |
5374 | pad_ct=(decoder->cipher_suite->dig==DIG_SHA0x41)?40:48;
5375 |
5376 | /* get cipher used for digest computation */
5377 | md=ssl_get_digest_by_name(ssl_cipher_suite_dig(decoder->cipher_suite)->name);
5378 | if (ssl_md_init(&mc,md) !=0)
5379 | return -1;
5380 |
5381 | /* do hash computation on data && padding */
5382 | ssl_md_update(&mc,decoder->mac_key.data,decoder->mac_key.data_len);
5383 |
5384 | /* hash padding*/
5385 | memset(buf,0x36,pad_ct);
5386 | ssl_md_update(&mc,buf,pad_ct);
5387 |
5388 | /* hash sequence number */
5389 | phtonu64(buf, decoder->seq);
5390 | decoder->seq++;
5391 | ssl_md_update(&mc,buf,8);
5392 |
5393 | /* hash content type */
5394 | buf[0]=ct;
5395 | ssl_md_update(&mc,buf,1);
5396 |
5397 | /* hash data length in network byte order and data*/
5398 | /* *((int16_t* )buf) = g_htons(datalen); */
5399 | temp = g_htons(datalen)(((((guint16) ( (guint16) ((guint16) (datalen) >> 8) | ( guint16) ((guint16) (datalen) << 8))))));
5400 | memcpy(buf, &temp, 2);
5401 | ssl_md_update(&mc,buf,2);
5402 | ssl_md_update(&mc,data,datalen);
5403 |
5404 | /* get partial digest */
5405 | ssl_md_final(&mc,dgst,&len);
5406 | ssl_md_reset(&mc);
5407 |
5408 | /* hash mac key */
5409 | ssl_md_update(&mc,decoder->mac_key.data,decoder->mac_key.data_len);
5410 |
5411 | /* hash padding and partial digest*/
5412 | memset(buf,0x5c,pad_ct);
5413 | ssl_md_update(&mc,buf,pad_ct);
5414 | ssl_md_update(&mc,dgst,len);
5415 |
5416 | ssl_md_final(&mc,dgst,&len);
5417 | ssl_md_cleanup(&mc);
5418 |
5419 | if(memcmp(mac,dgst,len))
5420 | return -1;
5421 |
5422 | return 0;
5423 | }
5424 |
5425 | static int
5426 | dtls_check_mac(SslDecryptSession *ssl, SslDecoder*decoder, int ct, uint8_t* data,
5427 | uint32_t datalen, uint8_t* mac, const unsigned char *cid, uint8_t cidl)
5428 | {
5429 | SSL_HMACgcry_md_hd_t hm;
5430 | int md;
5431 | uint32_t len;
5432 | uint8_t buf[DIGEST_MAX_SIZE48];
5433 | int16_t temp;
5434 |
5435 | int ver = ssl->session.version;
5436 | bool_Bool is_cid = ((ct == SSL_ID_TLS12_CID) && (ver == DTLSV1DOT2_VERSION0xfefd));
5437 |
5438 | md=ssl_get_digest_by_name(ssl_cipher_suite_dig(decoder->cipher_suite)->name);
5439 | ssl_debug_printf("dtls_check_mac mac type:%s md %d\n",
5440 | ssl_cipher_suite_dig(decoder->cipher_suite)->name, md);
5441 |
5442 | if (ssl_hmac_init(&hm,md) != 0)
5443 | return -1;
5444 | if (ssl_hmac_setkey(&hm,decoder->mac_key.data,decoder->mac_key.data_len) != 0)
5445 | return -1;
5446 |
5447 | ssl_debug_printf("dtls_check_mac seq: %" PRIu64"l" "u" " epoch: %d\n",decoder->seq,decoder->epoch);
5448 |
5449 | if (is_cid && !ssl->session.deprecated_cid) {
5450 | /* hash seq num placeholder */
5451 | memset(buf,0xFF,8);
5452 | ssl_hmac_update(&hm,buf,8);
5453 |
5454 | /* hash content type + cid length + content type */
5455 | buf[0]=ct;
5456 | buf[1]=cidl;
5457 | buf[2]=ct;
5458 | ssl_hmac_update(&hm,buf,3);
5459 |
5460 | /* hash version */
5461 | temp = g_htons(ver)(((((guint16) ( (guint16) ((guint16) (ver) >> 8) | (guint16 ) ((guint16) (ver) << 8))))));
5462 | memcpy(buf, &temp, 2);
5463 | ssl_hmac_update(&hm,buf,2);
5464 |
5465 | /* hash sequence number */
5466 | phtonu64(buf, decoder->seq);
5467 | buf[0]=decoder->epoch>>8;
5468 | buf[1]=(uint8_t)decoder->epoch;
5469 | ssl_hmac_update(&hm,buf,8);
5470 |
5471 | /* hash cid */
5472 | ssl_hmac_update(&hm,cid,cidl);
5473 | } else {
5474 | /* hash sequence number */
5475 | phtonu64(buf, decoder->seq);
5476 | buf[0]=decoder->epoch>>8;
5477 | buf[1]=(uint8_t)decoder->epoch;
5478 | ssl_hmac_update(&hm,buf,8);
5479 |
5480 | /* hash content type */
5481 | buf[0]=ct;
5482 | ssl_hmac_update(&hm,buf,1);
5483 |
5484 | /* hash version */
5485 | temp = g_htons(ver)(((((guint16) ( (guint16) ((guint16) (ver) >> 8) | (guint16 ) ((guint16) (ver) << 8))))));
5486 | memcpy(buf, &temp, 2);
5487 | ssl_hmac_update(&hm,buf,2);
5488 |
5489 | if (is_cid && ssl->session.deprecated_cid) {
5490 | /* hash cid */
5491 | ssl_hmac_update(&hm,cid,cidl);
5492 |
5493 | /* hash cid length */
5494 | buf[0] = cidl;
5495 | ssl_hmac_update(&hm,buf,1);
5496 | }
5497 | }
5498 |
5499 | /* data length and data */
5500 | temp = g_htons(datalen)(((((guint16) ( (guint16) ((guint16) (datalen) >> 8) | ( guint16) ((guint16) (datalen) << 8))))));
5501 | memcpy(buf, &temp, 2);
5502 | ssl_hmac_update(&hm,buf,2);
5503 | ssl_hmac_update(&hm,data,datalen);
5504 |
5505 | /* get digest and digest len */
5506 | len = sizeof(buf);
5507 | ssl_hmac_final(&hm,buf,&len);
5508 | ssl_hmac_cleanup(&hm);
5509 | ssl_print_data("Mac", buf, len);
5510 | if(memcmp(mac,buf,len))
5511 | return -1;
5512 |
5513 | return 0;
5514 | }
5515 | /* Decryption integrity check }}} */
5516 |
5517 |
5518 | static bool_Bool
5519 | tls_decrypt_aead_record(wmem_allocator_t* allocator, SslDecryptSession *ssl, SslDecoder *decoder,
5520 | uint8_t ct, uint16_t record_version,
5521 | bool_Bool ignore_mac_failed,
5522 | const unsigned char *in, uint16_t inl,
5523 | const unsigned char *cid, uint8_t cidl,
5524 | StringInfo *out_str, unsigned *outl)
5525 | {
5526 | /* RFC 5246 (TLS 1.2) 6.2.3.3 defines the TLSCipherText.fragment as:
5527 | * GenericAEADCipher: { nonce_explicit, [content] }
5528 | * In TLS 1.3 this explicit nonce is gone.
5529 | * With AES GCM/CCM, "[content]" is actually the concatenation of the
5530 | * ciphertext and authentication tag.
5531 | */
5532 | const uint16_t version = ssl->session.version;
5533 | const bool_Bool is_v12 = version == TLSV1DOT2_VERSION0x303 || version == DTLSV1DOT2_VERSION0xfefd || version == TLCPV1_VERSION0x101;
5534 | gcry_error_t err;
5535 | const unsigned char *explicit_nonce = NULL((void*)0), *ciphertext;
5536 | unsigned ciphertext_len, auth_tag_len;
5537 | unsigned char nonce[12];
5538 | const ssl_cipher_mode_t cipher_mode = decoder->cipher_suite->mode;
5539 | const bool_Bool is_cid = ct == SSL_ID_TLS12_CID && version == DTLSV1DOT2_VERSION0xfefd;
5540 | const uint8_t draft_version = ssl->session.tls13_draft_version;
5541 | const unsigned char *auth_tag_wire;
5542 | unsigned char auth_tag_calc[16];
5543 | unsigned char *aad = NULL((void*)0);
5544 | unsigned aad_len = 0;
5545 |
5546 | switch (cipher_mode) {
5547 | case MODE_GCM:
5548 | case MODE_CCM:
5549 | case MODE_POLY1305:
5550 | auth_tag_len = 16;
5551 | break;
5552 | case MODE_CCM_8:
5553 | auth_tag_len = 8;
5554 | break;
5555 | default:
5556 | ssl_debug_printf("%s unsupported cipher!\n", G_STRFUNC((const char*) (__func__)));
5557 | return false0;
5558 | }
5559 |
5560 | /* Parse input into explicit nonce (TLS 1.2 only), ciphertext and tag. */
5561 | if (is_v12 && cipher_mode != MODE_POLY1305) {
5562 | if (inl < EXPLICIT_NONCE_LEN8 + auth_tag_len) {
5563 | ssl_debug_printf("%s input %d is too small for explicit nonce %d and auth tag %d\n",
5564 | G_STRFUNC((const char*) (__func__)), inl, EXPLICIT_NONCE_LEN8, auth_tag_len);
5565 | return false0;
5566 | }
5567 | explicit_nonce = in;
5568 | ciphertext = explicit_nonce + EXPLICIT_NONCE_LEN8;
5569 | ciphertext_len = inl - EXPLICIT_NONCE_LEN8 - auth_tag_len;
5570 | } else if (version == TLSV1DOT3_VERSION0x304 || version == DTLSV1DOT3_VERSION0xfefc || cipher_mode == MODE_POLY1305) {
5571 | if (inl < auth_tag_len) {
5572 | ssl_debug_printf("%s input %d has no space for auth tag %d\n", G_STRFUNC((const char*) (__func__)), inl, auth_tag_len);
5573 | return false0;
5574 | }
5575 | ciphertext = in;
5576 | ciphertext_len = inl - auth_tag_len;
5577 | } else {
5578 | ssl_debug_printf("%s Unexpected TLS version %#x\n", G_STRFUNC((const char*) (__func__)), version);
5579 | return false0;
5580 | }
5581 | auth_tag_wire = ciphertext + ciphertext_len;
5582 |
5583 | /*
5584 | * Nonce construction is version-specific. Note that AEAD_CHACHA20_POLY1305
5585 | * (RFC 7905) uses a nonce construction similar to TLS 1.3.
5586 | */
5587 | if (is_v12 && cipher_mode != MODE_POLY1305) {
5588 | DISSECTOR_ASSERT(decoder->write_iv.data_len == IMPLICIT_NONCE_LEN)((void) ((decoder->write_iv.data_len == 4) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 5588, "decoder->write_iv.data_len == 4"))));
5589 | /* Implicit (4) and explicit (8) part of nonce. */
5590 | memcpy(nonce, decoder->write_iv.data, IMPLICIT_NONCE_LEN4);
5591 | memcpy(nonce + IMPLICIT_NONCE_LEN4, explicit_nonce, EXPLICIT_NONCE_LEN8);
5592 |
5593 | } else if (version == TLSV1DOT3_VERSION0x304 || version == DTLSV1DOT3_VERSION0xfefc || cipher_mode == MODE_POLY1305) {
5594 | /*
5595 | * Technically the nonce length must be at least 8 bytes, but for
5596 | * AES-GCM, AES-CCM and Poly1305-ChaCha20 the nonce length is exact 12.
5597 | */
5598 | const unsigned nonce_len = 12;
5599 | DISSECTOR_ASSERT(decoder->write_iv.data_len == nonce_len)((void) ((decoder->write_iv.data_len == nonce_len) ? (void )0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 5599, "decoder->write_iv.data_len == nonce_len" ))));
5600 | memcpy(nonce, decoder->write_iv.data, decoder->write_iv.data_len);
5601 | /* Sequence number is left-padded with zeroes and XORed with write_iv */
5602 | phtonu64(nonce + nonce_len - 8, pntohu64(nonce + nonce_len - 8) ^ decoder->seq);
5603 | ssl_debug_printf("%s seq %" PRIu64"l" "u" "\n", G_STRFUNC((const char*) (__func__)), decoder->seq);
5604 | }
5605 |
5606 | /* Set nonce and additional authentication data */
5607 | gcry_cipher_reset(decoder->evp)gcry_cipher_ctl ((decoder->evp), GCRYCTL_RESET, ((void*)0) , 0);
5608 | ssl_print_data("nonce", nonce, 12);
5609 | err = gcry_cipher_setiv(decoder->evp, nonce, 12);
5610 | if (err) {
5611 | ssl_debug_printf("%s failed to set nonce: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5612 | return false0;
5613 | }
5614 |
5615 | /* (D)TLS 1.2 needs specific AAD, TLS 1.3 (before -25) uses empty AAD. */
5616 | if (is_cid) { /* if connection ID */
5617 | if (ssl->session.deprecated_cid) {
5618 | aad_len = 14 + cidl;
5619 | aad = wmem_alloc(allocator, aad_len);
5620 | phtonu64(aad, decoder->seq); /* record sequence number */
5621 | phtonu16(aad, decoder->epoch); /* DTLS 1.2 includes epoch. */
5622 | aad[8] = ct; /* TLSCompressed.type */
5623 | phtonu16(aad + 9, record_version); /* TLSCompressed.version */
5624 | memcpy(aad + 11, cid, cidl); /* cid */
5625 | aad[11 + cidl] = cidl; /* cid_length */
5626 | phtonu16(aad + 12 + cidl, ciphertext_len); /* TLSCompressed.length */
5627 | } else {
5628 | aad_len = 23 + cidl;
5629 | aad = wmem_alloc(allocator, aad_len);
5630 | memset(aad, 0xFF, 8); /* seq_num_placeholder */
5631 | aad[8] = ct; /* TLSCompressed.type */
5632 | aad[9] = cidl; /* cid_length */
5633 | aad[10] = ct; /* TLSCompressed.type */
5634 | phtonu16(aad + 11, record_version); /* TLSCompressed.version */
5635 | phtonu64(aad + 13, decoder->seq); /* record sequence number */
5636 | phtonu16(aad + 13, decoder->epoch); /* DTLS 1.2 includes epoch. */
5637 | memcpy(aad + 21, cid, cidl); /* cid */
5638 | phtonu16(aad + 21 + cidl, ciphertext_len); /* TLSCompressed.length */
5639 | }
5640 | } else if (is_v12) {
5641 | aad_len = 13;
5642 | aad = wmem_alloc(allocator, aad_len);
5643 | phtonu64(aad, decoder->seq); /* record sequence number */
5644 | if (version == DTLSV1DOT2_VERSION0xfefd) {
5645 | phtonu16(aad, decoder->epoch); /* DTLS 1.2 includes epoch. */
5646 | }
5647 | aad[8] = ct; /* TLSCompressed.type */
5648 | phtonu16(aad + 9, record_version); /* TLSCompressed.version */
5649 | phtonu16(aad + 11, ciphertext_len); /* TLSCompressed.length */
5650 | } else if (version == DTLSV1DOT3_VERSION0xfefc) {
5651 | aad_len = decoder->dtls13_aad.data_len;
5652 | aad = decoder->dtls13_aad.data;
5653 | } else if (draft_version >= 25 || draft_version == 0) {
5654 | aad_len = 5;
5655 | aad = wmem_alloc(allocator, aad_len);
5656 | aad[0] = ct; /* TLSCiphertext.opaque_type (23) */
5657 | phtonu16(aad + 1, record_version); /* TLSCiphertext.legacy_record_version (0x0303) */
5658 | phtonu16(aad + 3, inl); /* TLSCiphertext.length */
5659 | }
5660 |
5661 | if (decoder->cipher_suite->mode == MODE_CCM || decoder->cipher_suite->mode == MODE_CCM_8) {
5662 | /* size of plaintext, additional authenticated data and auth tag. */
5663 | uint64_t lengths[3] = { ciphertext_len, aad_len, auth_tag_len };
5664 |
5665 | gcry_cipher_ctl(decoder->evp, GCRYCTL_SET_CCM_LENGTHS, lengths, sizeof(lengths));
5666 | }
5667 |
5668 | if (aad && aad_len > 0) {
5669 | ssl_print_data("AAD", aad, aad_len);
5670 | err = gcry_cipher_authenticate(decoder->evp, aad, aad_len);
5671 | if (err) {
5672 | ssl_debug_printf("%s failed to set AAD: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5673 | return false0;
5674 | }
5675 | }
5676 |
5677 | /* Decrypt now that nonce and AAD are set. */
5678 | err = gcry_cipher_decrypt(decoder->evp, out_str->data, out_str->data_len, ciphertext, ciphertext_len);
5679 | if (err) {
5680 | ssl_debug_printf("%s decrypt failed: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5681 | return false0;
5682 | }
5683 |
5684 | /* Check authentication tag for authenticity (replaces MAC) */
5685 | err = gcry_cipher_gettag(decoder->evp, auth_tag_calc, auth_tag_len);
5686 | if (err == 0 && !memcmp(auth_tag_calc, auth_tag_wire, auth_tag_len)) {
5687 | ssl_print_data("auth_tag(OK)", auth_tag_calc, auth_tag_len);
5688 | } else {
5689 | if (err) {
5690 | ssl_debug_printf("%s cannot obtain tag: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5691 | } else {
5692 | ssl_debug_printf("%s auth tag mismatch\n", G_STRFUNC((const char*) (__func__)));
5693 | ssl_print_data("auth_tag(expect)", auth_tag_calc, auth_tag_len);
5694 | ssl_print_data("auth_tag(actual)", auth_tag_wire, auth_tag_len);
5695 | }
5696 | if (ignore_mac_failed) {
5697 | ssl_debug_printf("%s: auth check failed, but ignored for troubleshooting ;-)\n", G_STRFUNC((const char*) (__func__)));
5698 | } else {
5699 | return false0;
5700 | }
5701 | }
5702 |
5703 | /*
5704 | * Increment the (implicit) sequence number for TLS 1.2/1.3 and TLCP 1.1. This is done
5705 | * after successful authentication to ensure that early data is skipped when
5706 | * CLIENT_EARLY_TRAFFIC_SECRET keys are unavailable.
5707 | */
5708 | if (version == TLSV1DOT2_VERSION0x303 || version == TLSV1DOT3_VERSION0x304 || version == TLCPV1_VERSION0x101) {
5709 | decoder->seq++;
5710 | }
5711 |
5712 | ssl_print_data("Plaintext", out_str->data, ciphertext_len);
5713 | *outl = ciphertext_len;
5714 | return true1;
5715 | }
5716 |
5717 | /* Record decryption glue based on security parameters {{{ */
5718 | /* Assume that we are called only for a non-NULL decoder which also means that
5719 | * we have a non-NULL decoder->cipher_suite. */
5720 | int
5721 | ssl_decrypt_record(wmem_allocator_t* allocator, SslDecryptSession *ssl, SslDecoder *decoder, uint8_t ct, uint16_t record_version,
5722 | bool_Bool ignore_mac_failed,
5723 | const unsigned char *in, uint16_t inl, const unsigned char *cid, uint8_t cidl,
5724 | StringInfo *comp_str, StringInfo *out_str, unsigned *outl)
5725 | {
5726 | unsigned pad, worklen, uncomplen, maclen, mac_fraglen = 0;
5727 | uint8_t *mac = NULL((void*)0), *mac_frag = NULL((void*)0);
5728 |
5729 | ssl_debug_printf("ssl_decrypt_record ciphertext len %d\n", inl);
5730 | ssl_print_data("Ciphertext",in, inl);
5731 |
5732 | if (((ssl->session.version == TLSV1DOT3_VERSION0x304 || ssl->session.version == DTLSV1DOT3_VERSION0xfefc))
5733 | != (decoder->cipher_suite->kex == KEX_TLS130x23)) {
5734 | ssl_debug_printf("%s Invalid cipher suite for the protocol version!\n", G_STRFUNC((const char*) (__func__)));
5735 | return -1;
5736 | }
5737 |
5738 | /* ensure we have enough storage space for decrypted data */
5739 | if (inl > out_str->data_len)
5740 | {
5741 | ssl_debug_printf("ssl_decrypt_record: allocating %d bytes for decrypt data (old len %d)\n",
5742 | inl + 32, out_str->data_len);
5743 | ssl_data_realloc(out_str, inl + 32);
5744 | }
5745 |
5746 | /* AEAD ciphers (GenericAEADCipher in TLS 1.2; TLS 1.3) have no padding nor
5747 | * a separate MAC, so use a different routine for simplicity. */
5748 | if (decoder->cipher_suite->mode == MODE_GCM ||
5749 | decoder->cipher_suite->mode == MODE_CCM ||
5750 | decoder->cipher_suite->mode == MODE_CCM_8 ||
5751 | decoder->cipher_suite->mode == MODE_POLY1305 ||
5752 | ssl->session.version == TLSV1DOT3_VERSION0x304 ||
5753 | ssl->session.version == DTLSV1DOT3_VERSION0xfefc) {
5754 |
5755 | if (!tls_decrypt_aead_record(allocator, ssl, decoder, ct, record_version, ignore_mac_failed, in, inl, cid, cidl, out_str, &worklen)) {
5756 | /* decryption failed */
5757 | return -1;
5758 | }
5759 |
5760 | goto skip_mac;
5761 | }
5762 |
5763 | /* RFC 6101/2246: SSLCipherText/TLSCipherText has two structures for types:
5764 | * (notation: { unencrypted, [ encrypted ] })
5765 | * GenericStreamCipher: { [content, mac] }
5766 | * GenericBlockCipher: { IV (TLS 1.1+), [content, mac, padding, padding_len] }
5767 | * RFC 5426 (TLS 1.2): TLSCipherText has additionally:
5768 | * GenericAEADCipher: { nonce_explicit, [content] }
5769 | * RFC 4347 (DTLS): based on TLS 1.1, only GenericBlockCipher is supported.
5770 | * RFC 6347 (DTLS 1.2): based on TLS 1.2, includes GenericAEADCipher too.
5771 | */
5772 |
5773 | maclen = ssl_cipher_suite_dig(decoder->cipher_suite)->len;
5774 |
5775 | /* (TLS 1.1 and later, DTLS) Extract explicit IV for GenericBlockCipher */
5776 | if (decoder->cipher_suite->mode == MODE_CBC) {
5777 | unsigned blocksize = 0;
5778 |
5779 | switch (ssl->session.version) {
5780 | case TLSV1DOT1_VERSION0x302:
5781 | case TLSV1DOT2_VERSION0x303:
5782 | case DTLSV1DOT0_VERSION0xfeff:
5783 | case DTLSV1DOT2_VERSION0xfefd:
5784 | case DTLSV1DOT3_VERSION0xfefc:
5785 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
5786 | case TLCPV1_VERSION0x101:
5787 | blocksize = ssl_get_cipher_blocksize(decoder->cipher_suite);
5788 | if (inl < blocksize) {
5789 | ssl_debug_printf("ssl_decrypt_record failed: input %d has no space for IV %d\n",
5790 | inl, blocksize);
5791 | return -1;
5792 | }
5793 | pad = gcry_cipher_setiv(decoder->evp, in, blocksize);
5794 | if (pad != 0) {
5795 | ssl_debug_printf("ssl_decrypt_record failed: failed to set IV: %s %s\n",
5796 | gcry_strsource (pad), gcry_strerror (pad));
5797 | }
5798 |
5799 | inl -= blocksize;
5800 | in += blocksize;
5801 | break;
5802 | }
5803 |
5804 | /* Encrypt-then-MAC for (D)TLS (RFC 7366) */
5805 | if (ssl->state & SSL_ENCRYPT_THEN_MAC(1<<11)) {
5806 | /*
5807 | * MAC is calculated over (IV + ) ENCRYPTED contents:
5808 | *
5809 | * MAC(MAC_write_key, ... +
5810 | * IV + // for TLS 1.1 or greater
5811 | * TLSCiphertext.enc_content);
5812 | */
5813 | if (inl < maclen) {
5814 | ssl_debug_printf("%s failed: input %d has no space for MAC %d\n",
5815 | G_STRFUNC((const char*) (__func__)), inl, maclen);
5816 | return -1;
5817 | }
5818 | inl -= maclen;
5819 | mac = (uint8_t *)in + inl;
5820 | mac_frag = (uint8_t *)in - blocksize;
5821 | mac_fraglen = blocksize + inl;
5822 | }
5823 | }
5824 |
5825 | /* First decrypt*/
5826 | if ((pad = ssl_cipher_decrypt(&decoder->evp, out_str->data, out_str->data_len, in, inl)) != 0) {
5827 | ssl_debug_printf("ssl_decrypt_record failed: ssl_cipher_decrypt: %s %s\n", gcry_strsource (pad),
5828 | gcry_strerror (pad));
5829 | return -1;
5830 | }
5831 |
5832 | ssl_print_data("Plaintext", out_str->data, inl);
5833 | worklen=inl;
5834 |
5835 |
5836 | /* strip padding for GenericBlockCipher */
5837 | if (decoder->cipher_suite->mode == MODE_CBC) {
5838 | if (inl < 1) { /* Should this check happen earlier? */
5839 | ssl_debug_printf("ssl_decrypt_record failed: input length %d too small\n", inl);
5840 | return -1;
5841 | }
5842 | pad=out_str->data[inl-1];
5843 | if (worklen <= pad) {
5844 | ssl_debug_printf("ssl_decrypt_record failed: padding %d too large for work %d\n",
5845 | pad, worklen);
5846 | return -1;
5847 | }
5848 | worklen-=(pad+1);
5849 | ssl_debug_printf("ssl_decrypt_record found padding %d final len %d\n",
5850 | pad, worklen);
5851 | }
5852 |
5853 | /* MAC for GenericStreamCipher and GenericBlockCipher.
5854 | * (normal case without Encrypt-then-MAC (RFC 7366) extension. */
5855 | if (!mac) {
5856 | /*
5857 | * MAC is calculated over the DECRYPTED contents:
5858 | *
5859 | * MAC(MAC_write_key, ... + TLSCompressed.fragment);
5860 | */
5861 | if (worklen < maclen) {
5862 | ssl_debug_printf("%s wrong record len/padding outlen %d\n work %d\n", G_STRFUNC((const char*) (__func__)), *outl, worklen);
5863 | return -1;
5864 | }
5865 | worklen -= maclen;
5866 | mac = out_str->data + worklen;
5867 | mac_frag = out_str->data;
5868 | mac_fraglen = worklen;
5869 | }
5870 |
5871 | /* If NULL encryption active and no keys are available, do not bother
5872 | * checking the MAC. We do not have keys for that. */
5873 | if (decoder->cipher_suite->mode == MODE_STREAM &&
5874 | decoder->cipher_suite->enc == ENC_NULL0x3D &&
5875 | !(ssl->state & SSL_MASTER_SECRET(1<<5))) {
5876 | ssl_debug_printf("MAC check skipped due to missing keys\n");
5877 | decoder->seq++; // Increment this for display
5878 | goto skip_mac;
5879 | }
5880 |
5881 | /* Now check the MAC */
5882 | ssl_debug_printf("checking mac (len %d, version %X, ct %d seq %" PRIu64"l" "u" ")\n",
5883 | worklen, ssl->session.version, ct, decoder->seq);
5884 | if(ssl->session.version==SSLV3_VERSION0x300){
5885 | if(ssl3_check_mac(decoder,ct,mac_frag,mac_fraglen,mac) < 0) {
5886 | if(ignore_mac_failed) {
5887 | ssl_debug_printf("ssl_decrypt_record: mac failed, but ignored for troubleshooting ;-)\n");
5888 | }
5889 | else{
5890 | ssl_debug_printf("ssl_decrypt_record: mac failed\n");
5891 | return -1;
5892 | }
5893 | }
5894 | else{
5895 | ssl_debug_printf("ssl_decrypt_record: mac ok\n");
5896 | }
5897 | }
5898 | else if(ssl->session.version==TLSV1_VERSION0x301 || ssl->session.version==TLSV1DOT1_VERSION0x302 || ssl->session.version==TLSV1DOT2_VERSION0x303 || ssl->session.version==TLCPV1_VERSION0x101){
5899 | if(tls_check_mac(decoder,ct,ssl->session.version,mac_frag,mac_fraglen,mac)< 0) {
5900 | if(ignore_mac_failed) {
5901 | ssl_debug_printf("ssl_decrypt_record: mac failed, but ignored for troubleshooting ;-)\n");
5902 | }
5903 | else{
5904 | ssl_debug_printf("ssl_decrypt_record: mac failed\n");
5905 | return -1;
5906 | }
5907 | }
5908 | else{
5909 | ssl_debug_printf("ssl_decrypt_record: mac ok\n");
5910 | }
5911 | }
5912 | else if(ssl->session.version==DTLSV1DOT0_VERSION0xfeff ||
5913 | ssl->session.version==DTLSV1DOT2_VERSION0xfefd ||
5914 | ssl->session.version==DTLSV1DOT0_OPENSSL_VERSION0x100){
5915 | /* Try rfc-compliant mac first, and if failed, try old openssl's non-rfc-compliant mac */
5916 | if(dtls_check_mac(ssl,decoder,ct,mac_frag,mac_fraglen,mac,cid,cidl)>= 0) {
5917 | ssl_debug_printf("ssl_decrypt_record: mac ok\n");
5918 | }
5919 | else if(tls_check_mac(decoder,ct,TLSV1_VERSION0x301,mac_frag,mac_fraglen,mac)>= 0) {
5920 | ssl_debug_printf("ssl_decrypt_record: dtls rfc-compliant mac failed, but old openssl's non-rfc-compliant mac ok\n");
5921 | }
5922 | else if(ignore_mac_failed) {
5923 | ssl_debug_printf("ssl_decrypt_record: mac failed, but ignored for troubleshooting ;-)\n");
5924 | }
5925 | else{
5926 | ssl_debug_printf("ssl_decrypt_record: mac failed\n");
5927 | return -1;
5928 | }
5929 | }
5930 | skip_mac:
5931 |
5932 | *outl = worklen;
5933 |
5934 | if (decoder->compression > 0) {
5935 | ssl_debug_printf("ssl_decrypt_record: compression method %d\n", decoder->compression);
5936 | ssl_data_copy(comp_str, out_str);
5937 | ssl_print_data("Plaintext compressed", comp_str->data, worklen);
5938 | if (!decoder->decomp) {
5939 | ssl_debug_printf("decrypt_ssl3_record: no decoder available\n");
5940 | return -1;
5941 | }
5942 | if (ssl_decompress_record(decoder->decomp, comp_str->data, worklen, out_str, &uncomplen) < 0) return -1;
5943 | ssl_print_data("Plaintext uncompressed", out_str->data, uncomplen);
5944 | *outl = uncomplen;
5945 | }
5946 |
5947 | return 0;
5948 | }
5949 | /* Record decryption glue based on security parameters }}} */
5950 |
5951 |
5952 |
5953 | #ifdef HAVE_LIBGNUTLS1
5954 |
5955 | /* RSA private key file processing {{{ */
5956 | static void
5957 | ssl_find_private_key_by_pubkey(SslDecryptSession *ssl,
5958 | gnutls_datum_t *subjectPublicKeyInfo)
5959 | {
5960 | gnutls_pubkey_t pubkey = NULL((void*)0);
5961 | cert_key_id_t key_id;
5962 | size_t key_id_len = sizeof(key_id);
5963 | int r;
5964 |
5965 | if (!subjectPublicKeyInfo->size) {
5966 | ssl_debug_printf("%s: could not find SubjectPublicKeyInfo\n", G_STRFUNC((const char*) (__func__)));
5967 | return;
5968 | }
5969 |
5970 | r = gnutls_pubkey_init(&pubkey);
5971 | if (r < 0) {
5972 | ssl_debug_printf("%s: failed to init pubkey: %s\n",
5973 | G_STRFUNC((const char*) (__func__)), gnutls_strerror(r));
5974 | return;
5975 | }
5976 |
5977 | r = gnutls_pubkey_import(pubkey, subjectPublicKeyInfo, GNUTLS_X509_FMT_DER);
5978 | if (r < 0) {
5979 | ssl_debug_printf("%s: failed to import pubkey from handshake: %s\n",
5980 | G_STRFUNC((const char*) (__func__)), gnutls_strerror(r));
5981 | goto end;
5982 | }
5983 |
5984 | if (gnutls_pubkey_get_pk_algorithm(pubkey, NULL((void*)0)) != GNUTLS_PK_RSA) {
5985 | ssl_debug_printf("%s: Not a RSA public key - ignoring.\n", G_STRFUNC((const char*) (__func__)));
5986 | goto end;
5987 | }
5988 |
5989 | /* Generate a 20-byte SHA-1 hash. */
5990 | r = gnutls_pubkey_get_key_id(pubkey, 0, key_id.key_id, &key_id_len);
5991 | if (r < 0) {
5992 | ssl_debug_printf("%s: failed to extract key id from pubkey: %s\n",
5993 | G_STRFUNC((const char*) (__func__)), gnutls_strerror(r));
5994 | goto end;
5995 | }
5996 |
5997 | if (key_id_len != sizeof(key_id)) {
5998 | ssl_debug_printf("%s: expected Key ID size %zu, got %zu\n",
5999 | G_STRFUNC((const char*) (__func__)), sizeof(key_id), key_id_len);
6000 | goto end;
6001 | }
6002 |
6003 | ssl_print_data("Certificate.KeyID", key_id.key_id, key_id_len);
6004 | ssl->cert_key_id = wmem_new(wmem_file_scope(), cert_key_id_t)((cert_key_id_t*)wmem_alloc((wmem_file_scope()), sizeof(cert_key_id_t )));
6005 | *ssl->cert_key_id = key_id;
6006 |
6007 | end:
6008 | gnutls_pubkey_deinit(pubkey);
6009 | }
6010 |
6011 | /* RSA private key file processing }}} */
6012 | #endif /* HAVE_LIBGNUTLS */
6013 |
6014 | /*--- Start of dissector-related code below ---*/
6015 |
6016 | /* This is not a "protocol" but ensures that this gets called during
6017 | * the handoff stage. */
6018 | void proto_reg_handoff_tls_utils(void);
6019 |
6020 | static dissector_handle_t base_tls_handle;
6021 | static dissector_handle_t dtls_handle;
6022 |
6023 | void
6024 | proto_reg_handoff_tls_utils(void)
6025 | {
6026 | base_tls_handle = find_dissector("tls");
6027 | dtls_handle = find_dissector("dtls");
6028 | }
6029 |
6030 | /* get ssl data for this session. if no ssl data is found allocate a new one*/
6031 | SslDecryptSession *
6032 | ssl_get_session(conversation_t *conversation, dissector_handle_t tls_handle)
6033 | {
6034 | void *conv_data;
6035 | SslDecryptSession *ssl_session;
6036 | int proto_ssl;
6037 |
6038 | /* Note proto_ssl is tls for either the main tls_handle or the
6039 | * tls13_handshake handle used by QUIC. */
6040 | proto_ssl = dissector_handle_get_protocol_index(tls_handle);
6041 | conv_data = conversation_get_proto_data(conversation, proto_ssl);
6042 | if (conv_data != NULL((void*)0))
6043 | return (SslDecryptSession *)conv_data;
6044 |
6045 | /* no previous SSL conversation info, initialize it. */
6046 | ssl_session = wmem_new0(wmem_file_scope(), SslDecryptSession)((SslDecryptSession*)wmem_alloc0((wmem_file_scope()), sizeof( SslDecryptSession)));
6047 |
6048 | /* data_len is the part that is meaningful, not the allocated length */
6049 | ssl_session->master_secret.data_len = 0;
6050 | ssl_session->master_secret.data = ssl_session->_master_secret;
6051 | ssl_session->session_id.data_len = 0;
6052 | ssl_session->session_id.data = ssl_session->_session_id;
6053 | ssl_session->client_random.data_len = 0;
6054 | ssl_session->client_random.data = ssl_session->_client_random;
6055 | ssl_session->server_random.data_len = 0;
6056 | ssl_session->server_random.data = ssl_session->_server_random;
6057 | ssl_session->session_ticket.data_len = 0;
6058 | ssl_session->session_ticket.data = NULL((void*)0); /* will be re-alloced as needed */
6059 | ssl_session->server_data_for_iv.data_len = 0;
6060 | ssl_session->server_data_for_iv.data = ssl_session->_server_data_for_iv;
6061 | ssl_session->client_data_for_iv.data_len = 0;
6062 | ssl_session->client_data_for_iv.data = ssl_session->_client_data_for_iv;
6063 | ssl_session->app_data_segment.data = NULL((void*)0);
6064 | ssl_session->app_data_segment.data_len = 0;
6065 | ssl_session->handshake_data.data=NULL((void*)0);
6066 | ssl_session->handshake_data.data_len=0;
6067 | ssl_session->ech_transcript.data=NULL((void*)0);
6068 | ssl_session->ech_transcript.data_len=0;
6069 |
6070 | /* Initialize parameters which are not necessary specific to decryption. */
6071 | ssl_session->session.version = SSL_VER_UNKNOWN0;
6072 | clear_address(&ssl_session->session.srv_addr);
6073 | ssl_session->session.srv_ptype = PT_NONE;
6074 | ssl_session->session.srv_port = 0;
6075 | ssl_session->session.dtls13_current_epoch[0] = ssl_session->session.dtls13_current_epoch[1] = 0;
6076 | ssl_session->session.dtls13_next_seq_num[0] = ssl_session->session.dtls13_next_seq_num[1] = 0;
6077 | ssl_session->session.client_random.data_len = 0;
6078 | ssl_session->session.client_random.data = ssl_session->session._client_random;
6079 | memset(ssl_session->session.ech_confirmation, 0, sizeof(ssl_session->session.ech_confirmation));
6080 | memset(ssl_session->session.hrr_ech_confirmation, 0, sizeof(ssl_session->session.hrr_ech_confirmation));
6081 | memset(ssl_session->session.first_ech_auth_tag, 0, sizeof(ssl_session->session.first_ech_auth_tag));
6082 | ssl_session->session.ech = false0;
6083 | ssl_session->session.hrr_ech_declined = false0;
6084 | ssl_session->session.first_ch_ech_frame = 0;
6085 |
6086 | /* We want to increment the stream count for the normal tls handle and
6087 | * dtls handle, but presumably not for the tls13_handshake handle used
6088 | * by QUIC (it has its own Follow Stream handling, and the QUIC stream
6089 | * doesn't get sent to the TLS follow tap.)
6090 | */
6091 | if (tls_handle == base_tls_handle) {
6092 | ssl_session->session.stream = tls_increment_stream_count();
6093 | } else if (tls_handle == dtls_handle) {
6094 | ssl_session->session.stream = dtls_increment_stream_count();
6095 | }
6096 |
6097 | conversation_add_proto_data(conversation, proto_ssl, ssl_session);
6098 | return ssl_session;
6099 | }
6100 |
6101 | void ssl_reset_session(SslSession *session, SslDecryptSession *ssl, bool_Bool is_client)
6102 | {
6103 | if (ssl) {
6104 | /* Ensure that secrets are not restored using stale identifiers. Split
6105 | * between client and server in case the packets somehow got out of order. */
6106 | int clear_flags = SSL_HAVE_SESSION_KEY(1<<3) | SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6);
6107 |
6108 | if (is_client) {
6109 | clear_flags |= SSL_CLIENT_EXTENDED_MASTER_SECRET(1<<7);
6110 | ssl->session_id.data_len = 0;
6111 | ssl->session_ticket.data_len = 0;
6112 | ssl->master_secret.data_len = 0;
6113 | ssl->client_random.data_len = 0;
6114 | ssl->has_early_data = false0;
6115 | if (ssl->handshake_data.data_len > 0) {
6116 | // The EMS handshake hash starts with at the Client Hello,
6117 | // ensure that any messages before it are forgotten.
6118 | wmem_free(wmem_file_scope(), ssl->handshake_data.data);
6119 | ssl->handshake_data.data = NULL((void*)0);
6120 | ssl->handshake_data.data_len = 0;
6121 | }
6122 | } else {
6123 | clear_flags |= SSL_SERVER_EXTENDED_MASTER_SECRET(1<<8) | SSL_NEW_SESSION_TICKET(1<<10);
6124 | ssl->server_random.data_len = 0;
6125 | ssl->pre_master_secret.data_len = 0;
6126 | #ifdef HAVE_LIBGNUTLS1
6127 | ssl->cert_key_id = NULL((void*)0);
6128 | #endif
6129 | ssl->psk.data_len = 0;
6130 | }
6131 |
6132 | if (ssl->state & clear_flags) {
6133 | ssl_debug_printf("%s detected renegotiation, clearing 0x%02x (%s side)\n",
6134 | G_STRFUNC((const char*) (__func__)), ssl->state & clear_flags, is_client ? "client" : "server");
6135 | ssl->state &= ~clear_flags;
6136 | }
6137 | }
6138 |
6139 | /* These flags might be used for non-decryption purposes and may affect the
6140 | * dissection, so reset them as well. */
6141 | if (is_client) {
6142 | session->client_cert_type = 0;
6143 | } else {
6144 | session->compression = 0;
6145 | session->server_cert_type = 0;
6146 | /* session->is_session_resumed is already handled in the ServerHello dissection. */
6147 | }
6148 | session->dtls13_next_seq_num[0] = session->dtls13_next_seq_num[1] = 0;
6149 | session->dtls13_current_epoch[0] = session->dtls13_current_epoch[1] = 0;
6150 | }
6151 |
6152 | void
6153 | tls_set_appdata_dissector(dissector_handle_t tls_handle, packet_info *pinfo,
6154 | dissector_handle_t app_handle)
6155 | {
6156 | conversation_t *conversation;
6157 | SslSession *session;
6158 |
6159 | /* Ignore if the TLS or other dissector is disabled. */
6160 | if (!tls_handle || !app_handle)
6161 | return;
6162 |
6163 | conversation = find_or_create_conversation(pinfo);
6164 | session = &ssl_get_session(conversation, tls_handle)->session;
6165 | session->app_handle = app_handle;
6166 | }
6167 |
6168 | static uint32_t
6169 | ssl_starttls(dissector_handle_t tls_handle, packet_info *pinfo,
6170 | dissector_handle_t app_handle, uint32_t last_nontls_frame)
6171 | {
6172 | conversation_t *conversation;
6173 | SslSession *session;
6174 |
6175 | /* Ignore if the TLS dissector is disabled. */
6176 | if (!tls_handle)
6177 | return 0;
6178 | /* The caller should always pass a valid handle to its own dissector. */
6179 | DISSECTOR_ASSERT(app_handle)((void) ((app_handle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6179, "app_handle"))));
6180 |
6181 | conversation = find_or_create_conversation(pinfo);
6182 | session = &ssl_get_session(conversation, tls_handle)->session;
6183 |
6184 | ssl_debug_printf("%s: old frame %d, app_handle=%p (%s)\n", G_STRFUNC((const char*) (__func__)),
6185 | session->last_nontls_frame,
6186 | (void *)session->app_handle,
6187 | dissector_handle_get_dissector_name(session->app_handle));
6188 | ssl_debug_printf("%s: current frame %d, app_handle=%p (%s)\n", G_STRFUNC((const char*) (__func__)),
6189 | pinfo->num, (void *)app_handle,
6190 | dissector_handle_get_dissector_name(app_handle));
6191 |
6192 | /* Do not switch again if a dissector did it before. */
6193 | if (session->last_nontls_frame) {
6194 | ssl_debug_printf("%s: not overriding previous app handle!\n", G_STRFUNC((const char*) (__func__)));
6195 | return session->last_nontls_frame;
6196 | }
6197 |
6198 | session->app_handle = app_handle;
6199 | /* The TLS dissector should be called first for this conversation. */
6200 | conversation_set_dissector(conversation, tls_handle);
6201 | /* TLS starts after this frame. */
6202 | session->last_nontls_frame = last_nontls_frame;
6203 | return 0;
6204 | }
6205 |
6206 | /* ssl_starttls_ack: mark future frames as encrypted. */
6207 | uint32_t
6208 | ssl_starttls_ack(dissector_handle_t tls_handle, packet_info *pinfo,
6209 | dissector_handle_t app_handle)
6210 | {
6211 | return ssl_starttls(tls_handle, pinfo, app_handle, pinfo->num);
6212 | }
6213 |
6214 | uint32_t
6215 | ssl_starttls_post_ack(dissector_handle_t tls_handle, packet_info *pinfo,
6216 | dissector_handle_t app_handle)
6217 | {
6218 | return ssl_starttls(tls_handle, pinfo, app_handle, pinfo->num - 1);
6219 | }
6220 |
6221 | dissector_handle_t
6222 | ssl_find_appdata_dissector(const char *name)
6223 | {
6224 | /* Accept 'http' for backwards compatibility and sanity. */
6225 | if (!strcmp(name, "http"))
6226 | name = "http-over-tls";
6227 | /* XXX - Should this check to see if the dissector is actually added for
6228 | * Decode As in the appropriate table?
6229 | */
6230 | return find_dissector(name);
6231 | }
6232 |
6233 | /* Functions for TLS/DTLS sessions and RSA private keys hashtables. {{{ */
6234 | static int
6235 | ssl_equal (const void *v, const void *v2)
6236 | {
6237 | const StringInfo *val1;
6238 | const StringInfo *val2;
6239 | val1 = (const StringInfo *)v;
6240 | val2 = (const StringInfo *)v2;
6241 |
6242 | if (val1->data_len == val2->data_len &&
6243 | !memcmp(val1->data, val2->data, val2->data_len)) {
6244 | return 1;
6245 | }
6246 | return 0;
6247 | }
6248 |
6249 | static unsigned
6250 | ssl_hash (const void *v)
6251 | {
6252 | unsigned l,hash;
6253 | const StringInfo* id;
6254 | const unsigned* cur;
6255 | hash = 0;
6256 | id = (const StringInfo*) v;
6257 |
6258 | /* id and id->data are mallocated in ssl_save_master_key(). As such 'data'
6259 | * should be aligned for any kind of access (for example as a unsigned as
6260 | * is done below). The intermediate void* cast is to prevent "cast
6261 | * increases required alignment of target type" warnings on CPUs (such
6262 | * as SPARCs) that do not allow misaligned memory accesses.
6263 | */
6264 | cur = (const unsigned*)(void*) id->data;
6265 |
6266 | for (l=4; (l < id->data_len); l+=4, cur++)
6267 | hash = hash ^ (*cur);
6268 |
6269 | return hash;
6270 | }
6271 | /* Functions for TLS/DTLS sessions and RSA private keys hashtables. }}} */
6272 |
6273 | /* Handling of association between tls/dtls ports and clear text protocol. {{{ */
6274 | void
6275 | ssl_association_add(const char* dissector_table_name, dissector_handle_t main_handle, dissector_handle_t subdissector_handle, unsigned port, bool_Bool tcp)
6276 | {
6277 | DISSECTOR_ASSERT(main_handle)((void) ((main_handle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6277, "main_handle"))));
6278 | DISSECTOR_ASSERT(subdissector_handle)((void) ((subdissector_handle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6278, "subdissector_handle"))));
6279 | /* Registration is required for Export PDU feature to work properly. */
6280 | DISSECTOR_ASSERT_HINT(dissector_handle_get_dissector_name(subdissector_handle),((void) ((dissector_handle_get_dissector_name(subdissector_handle )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/dissectors/packet-tls-utils.c", 6281, "dissector_handle_get_dissector_name(subdissector_handle)" , "SSL appdata dissectors must register with register_dissector()!" ))))
6281 | "SSL appdata dissectors must register with register_dissector()!")((void) ((dissector_handle_get_dissector_name(subdissector_handle )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/dissectors/packet-tls-utils.c", 6281, "dissector_handle_get_dissector_name(subdissector_handle)" , "SSL appdata dissectors must register with register_dissector()!" ))));
6282 | ssl_debug_printf("association_add %s port %d handle %p\n", dissector_table_name, port, (void *)subdissector_handle);
6283 |
6284 | if (port) {
6285 | dissector_add_uint(dissector_table_name, port, subdissector_handle);
6286 | if (tcp)
6287 | dissector_add_uint("tcp.port", port, main_handle);
6288 | else
6289 | dissector_add_uint("udp.port", port, main_handle);
6290 | dissector_add_uint("sctp.port", port, main_handle);
6291 | } else {
6292 | dissector_add_for_decode_as(dissector_table_name, subdissector_handle);
6293 | }
6294 | }
6295 |
6296 | void
6297 | ssl_association_remove(const char* dissector_table_name, dissector_handle_t main_handle, dissector_handle_t subdissector_handle, unsigned port, bool_Bool tcp)
6298 | {
6299 | ssl_debug_printf("ssl_association_remove removing %s %u - handle %p\n",
6300 | tcp?"TCP":"UDP", port, (void *)subdissector_handle);
6301 | if (main_handle) {
6302 | dissector_delete_uint(tcp?"tcp.port":"udp.port", port, main_handle);
6303 | dissector_delete_uint("sctp.port", port, main_handle);
6304 | }
6305 |
6306 | if (port) {
6307 | dissector_delete_uint(dissector_table_name, port, subdissector_handle);
6308 | }
6309 | }
6310 |
6311 | void
6312 | ssl_set_server(SslSession *session, address *addr, port_type ptype, uint32_t port)
6313 | {
6314 | copy_address_wmem(wmem_file_scope(), &session->srv_addr, addr);
6315 | session->srv_ptype = ptype;
6316 | session->srv_port = port;
6317 | }
6318 |
6319 | int
6320 | ssl_packet_from_server(SslSession *session, dissector_table_t table, const packet_info *pinfo)
6321 | {
6322 | int ret;
6323 | if (session && session->srv_addr.type != AT_NONE) {
6324 | ret = (session->srv_ptype == pinfo->ptype) &&
6325 | (session->srv_port == pinfo->srcport) &&
6326 | addresses_equal(&session->srv_addr, &pinfo->src);
6327 | } else {
6328 | ret = (dissector_get_uint_handle(table, pinfo->srcport) != 0);
6329 | }
6330 |
6331 | ssl_debug_printf("packet_from_server: is from server - %s\n", (ret)?"TRUE":"FALSE");
6332 | return ret;
6333 | }
6334 | /* Handling of association between tls/dtls ports and clear text protocol. }}} */
6335 |
6336 |
6337 | /* Links SSL records with the real packet data. {{{ */
6338 | SslPacketInfo *
6339 | tls_add_packet_info(int proto, packet_info *pinfo, uint8_t curr_layer_num_ssl)
6340 | {
6341 | SslPacketInfo *pi = (SslPacketInfo *)p_get_proto_data(wmem_file_scope(), pinfo, proto, curr_layer_num_ssl);
6342 | if (!pi) {
6343 | pi = wmem_new0(wmem_file_scope(), SslPacketInfo)((SslPacketInfo*)wmem_alloc0((wmem_file_scope()), sizeof(SslPacketInfo )));
6344 | pi->srcport = pinfo->srcport;
6345 | pi->destport = pinfo->destport;
6346 | p_add_proto_data(wmem_file_scope(), pinfo, proto, curr_layer_num_ssl, pi);
6347 | }
6348 |
6349 | return pi;
6350 | }
6351 |
6352 | /**
6353 | * Remembers the decrypted TLS record fragment (TLSInnerPlaintext in TLS 1.3) to
6354 | * avoid the need for a decoder in the second pass. Additionally, it remembers
6355 | * sequence numbers (for reassembly and Follow TLS Stream).
6356 | *
6357 | * @param proto The protocol identifier (proto_ssl or proto_dtls).
6358 | * @param pinfo The packet where the record originates from.
6359 | * @param plain_data Decrypted plaintext to store in the record.
6360 | * @param plain_data_len Total length of the plaintext.
6361 | * @param content_len Length of the plaintext section corresponding to the record content.
6362 | * @param record_id The identifier for this record within the current packet.
6363 | * @param flow Information about sequence numbers, etc.
6364 | * @param type TLS Content Type (such as handshake or application_data).
6365 | * @param curr_layer_num_ssl The layer identifier for this TLS session.
6366 | */
6367 | void
6368 | ssl_add_record_info(int proto, packet_info *pinfo,
6369 | const unsigned char *plain_data, int plain_data_len, int content_len,
6370 | int record_id, SslFlow *flow, ContentType type, uint8_t curr_layer_num_ssl,
6371 | uint64_t record_seq)
6372 | {
6373 | SslRecordInfo* rec, **prec;
6374 | SslPacketInfo *pi = tls_add_packet_info(proto, pinfo, curr_layer_num_ssl);
6375 |
6376 | ws_assert(content_len <= plain_data_len)do { if ((1) && !(content_len <= plain_data_len)) ws_log_fatal_full ("", LOG_LEVEL_ERROR, "epan/dissectors/packet-tls-utils.c", 6376 , __func__, "assertion failed: %s", "content_len <= plain_data_len" ); } while (0);
6377 |
6378 | rec = wmem_new(wmem_file_scope(), SslRecordInfo)((SslRecordInfo*)wmem_alloc((wmem_file_scope()), sizeof(SslRecordInfo )));
6379 | rec->plain_data = (unsigned char *)wmem_memdup(wmem_file_scope(), plain_data, plain_data_len);
6380 | rec->plain_data_len = plain_data_len;
6381 | rec->content_len = content_len;
6382 | rec->id = record_id;
6383 | rec->type = type;
6384 | rec->next = NULL((void*)0);
6385 | rec->record_seq = record_seq;
6386 |
6387 | if (flow && type == SSL_ID_APP_DATA) {
6388 | rec->seq = flow->byte_seq;
6389 | rec->flow = flow;
6390 | flow->byte_seq += content_len;
6391 | ssl_debug_printf("%s stored decrypted record seq=%d nxtseq=%d flow=%p\n",
6392 | G_STRFUNC((const char*) (__func__)), rec->seq, rec->seq + content_len, (void*)flow);
6393 | }
6394 |
6395 | /* Remember decrypted records. */
6396 | prec = &pi->records;
6397 | while (*prec) prec = &(*prec)->next;
6398 | *prec = rec;
6399 | }
6400 |
6401 | /* search in packet data for the specified id; return a newly created tvb for the associated data */
6402 | tvbuff_t*
6403 | ssl_get_record_info(tvbuff_t *parent_tvb, int proto, packet_info *pinfo, int record_id, uint8_t curr_layer_num_ssl, SslRecordInfo **matched_record)
6404 | {
6405 | SslRecordInfo* rec;
6406 | SslPacketInfo* pi;
6407 | pi = (SslPacketInfo *)p_get_proto_data(wmem_file_scope(), pinfo, proto, curr_layer_num_ssl);
6408 |
6409 | if (!pi)
6410 | return NULL((void*)0);
6411 |
6412 | for (rec = pi->records; rec; rec = rec->next)
6413 | if (rec->id == record_id) {
6414 | *matched_record = rec;
6415 | /* link new real_data_tvb with a parent tvb so it is freed when frame dissection is complete */
6416 | return tvb_new_child_real_data(parent_tvb, rec->plain_data, rec->plain_data_len, rec->plain_data_len);
6417 | }
6418 |
6419 | return NULL((void*)0);
6420 | }
6421 | /* Links SSL records with the real packet data. }}} */
6422 |
6423 | /* initialize/reset per capture state data (ssl sessions cache). {{{ */
6424 | void
6425 | ssl_common_init(ssl_master_key_map_t *mk_map,
6426 | StringInfo *decrypted_data, StringInfo *compressed_data)
6427 | {
6428 | mk_map->session = g_hash_table_new(ssl_hash, ssl_equal);
6429 | mk_map->tickets = g_hash_table_new(ssl_hash, ssl_equal);
6430 | mk_map->crandom = g_hash_table_new(ssl_hash, ssl_equal);
6431 | mk_map->pre_master = g_hash_table_new(ssl_hash, ssl_equal);
6432 | mk_map->pms = g_hash_table_new(ssl_hash, ssl_equal);
6433 | mk_map->tls13_client_early = g_hash_table_new(ssl_hash, ssl_equal);
6434 | mk_map->tls13_client_handshake = g_hash_table_new(ssl_hash, ssl_equal);
6435 | mk_map->tls13_server_handshake = g_hash_table_new(ssl_hash, ssl_equal);
6436 | mk_map->tls13_client_appdata = g_hash_table_new(ssl_hash, ssl_equal);
6437 | mk_map->tls13_server_appdata = g_hash_table_new(ssl_hash, ssl_equal);
6438 | mk_map->tls13_early_exporter = g_hash_table_new(ssl_hash, ssl_equal);
6439 | mk_map->tls13_exporter = g_hash_table_new(ssl_hash, ssl_equal);
6440 |
6441 | mk_map->ech_secret = g_hash_table_new(ssl_hash, ssl_equal);
6442 | mk_map->ech_config = g_hash_table_new(ssl_hash, ssl_equal);
6443 |
6444 | mk_map->used_crandom = g_hash_table_new(ssl_hash, ssl_equal);
6445 |
6446 | ssl_data_alloc(decrypted_data, 32);
6447 | ssl_data_alloc(compressed_data, 32);
6448 | }
6449 |
6450 | void
6451 | ssl_common_cleanup(ssl_master_key_map_t *mk_map, FILE **ssl_keylog_file,
6452 | StringInfo *decrypted_data, StringInfo *compressed_data)
6453 | {
6454 | g_hash_table_destroy(mk_map->session);
6455 | g_hash_table_destroy(mk_map->tickets);
6456 | g_hash_table_destroy(mk_map->crandom);
6457 | g_hash_table_destroy(mk_map->pre_master);
6458 | g_hash_table_destroy(mk_map->pms);
6459 | g_hash_table_destroy(mk_map->tls13_client_early);
6460 | g_hash_table_destroy(mk_map->tls13_client_handshake);
6461 | g_hash_table_destroy(mk_map->tls13_server_handshake);
6462 | g_hash_table_destroy(mk_map->tls13_client_appdata);
6463 | g_hash_table_destroy(mk_map->tls13_server_appdata);
6464 | g_hash_table_destroy(mk_map->tls13_early_exporter);
6465 | g_hash_table_destroy(mk_map->tls13_exporter);
6466 |
6467 | g_hash_table_destroy(mk_map->ech_secret);
6468 | g_hash_table_destroy(mk_map->ech_config);
6469 |
6470 | g_hash_table_destroy(mk_map->used_crandom);
6471 |
6472 | g_free(decrypted_data->data);
6473 | g_free(compressed_data->data);
6474 |
6475 | /* close the previous keylog file now that the cache are cleared, this
6476 | * allows the cache to be filled with the full keylog file contents. */
6477 | if (*ssl_keylog_file) {
6478 | fclose(*ssl_keylog_file);
6479 | *ssl_keylog_file = NULL((void*)0);
6480 | }
6481 | }
6482 | /* }}} */
6483 |
6484 | /* parse ssl related preferences (private keys and ports association strings) */
6485 | #if defined(HAVE_LIBGNUTLS1)
6486 | /* Load a single RSA key file item from preferences. {{{ */
6487 | void
6488 | ssl_parse_key_list(const ssldecrypt_assoc_t *uats, GHashTable *key_hash, const char* dissector_table_name, dissector_handle_t main_handle, bool_Bool tcp)
6489 | {
6490 | gnutls_x509_privkey_t x509_priv_key;
6491 | gnutls_privkey_t priv_key = NULL((void*)0);
6492 | FILE* fp = NULL((void*)0);
6493 | int ret;
6494 | size_t key_id_len = 20;
6495 | unsigned char *key_id = NULL((void*)0);
6496 | char *err = NULL((void*)0);
6497 | dissector_handle_t handle;
6498 | /* try to load keys file first */
6499 | fp = ws_fopenfopen(uats->keyfile, "rb");
6500 | if (!fp) {
6501 | report_open_failure(uats->keyfile, errno(*__errno_location ()), false0);
6502 | return;
6503 | }
6504 |
6505 | if ((int)strlen(uats->password) == 0) {
6506 | x509_priv_key = rsa_load_pem_key(fp, &err);
6507 | } else {
6508 | x509_priv_key = rsa_load_pkcs12(fp, uats->password, &err);
6509 | }
6510 | fclose(fp);
6511 |
6512 | if (!x509_priv_key) {
6513 | if (err) {
6514 | report_failure("Can't load private key from %s: %s",
6515 | uats->keyfile, err);
6516 | g_free(err);
6517 | } else
6518 | report_failure("Can't load private key from %s: unknown error",
6519 | uats->keyfile);
6520 | return;
6521 | }
6522 | if (err) {
6523 | report_failure("Load of private key from %s \"succeeded\" with error %s",
6524 | uats->keyfile, err);
6525 | g_free(err);
6526 | }
6527 |
6528 | gnutls_privkey_init(&priv_key);
6529 | ret = gnutls_privkey_import_x509(priv_key, x509_priv_key,
6530 | GNUTLS_PRIVKEY_IMPORT_AUTO_RELEASE|GNUTLS_PRIVKEY_IMPORT_COPY);
6531 | if (ret < 0) {
6532 | report_failure("Can't convert private key %s: %s",
6533 | uats->keyfile, gnutls_strerror(ret));
6534 | goto end;
6535 | }
6536 |
6537 | key_id = (unsigned char *) g_malloc0(key_id_len);
6538 | ret = gnutls_x509_privkey_get_key_id(x509_priv_key, 0, key_id, &key_id_len);
6539 | if (ret < 0) {
6540 | report_failure("Can't calculate public key ID for %s: %s",
6541 | uats->keyfile, gnutls_strerror(ret));
6542 | goto end;
6543 | }
6544 | ssl_print_data("KeyID", key_id, key_id_len);
6545 | if (key_id_len != 20) {
6546 | report_failure("Expected Key ID size %u for %s, got %zu", 20,
6547 | uats->keyfile, key_id_len);
6548 | goto end;
6549 | }
6550 |
6551 | g_hash_table_replace(key_hash, key_id, priv_key);
6552 | key_id = NULL((void*)0); /* used in key_hash, do not free. */
6553 | priv_key = NULL((void*)0);
6554 | ssl_debug_printf("ssl_init private key file %s successfully loaded.\n", uats->keyfile);
6555 |
6556 | handle = ssl_find_appdata_dissector(uats->protocol);
6557 | if (handle) {
6558 | /* Port to subprotocol mapping */
6559 | uint16_t port = 0;
6560 | if (ws_strtou16(uats->port, NULL((void*)0), &port)) {
6561 | if (port > 0) {
6562 | ssl_debug_printf("ssl_init port '%d' filename '%s' password(only for p12 file) '%s'\n",
6563 | port, uats->keyfile, uats->password);
6564 |
6565 | ssl_association_add(dissector_table_name, main_handle, handle, port, tcp);
6566 | }
6567 | } else {
6568 | if (strcmp(uats->port, "start_tls"))
6569 | ssl_debug_printf("invalid ssl_init_port: %s\n", uats->port);
6570 | }
6571 | }
6572 |
6573 | end:
6574 | gnutls_x509_privkey_deinit(x509_priv_key);
6575 | gnutls_privkey_deinit(priv_key);
6576 | g_free(key_id);
6577 | }
6578 | /* }}} */
6579 | #endif
6580 |
6581 |
6582 | /* Store/load a known (pre-)master secret from/for this SSL session. {{{ */
6583 | /** store a known (pre-)master secret into cache */
6584 | static void
6585 | ssl_save_master_key(const char *label, GHashTable *ht, StringInfo *key,
6586 | StringInfo *mk)
6587 | {
6588 | StringInfo *ht_key, *master_secret;
6589 |
6590 | if (key->data_len == 0) {
6591 | ssl_debug_printf("%s: not saving empty %s!\n", G_STRFUNC((const char*) (__func__)), label);
6592 | return;
6593 | }
6594 |
6595 | if (mk->data_len == 0) {
6596 | ssl_debug_printf("%s not saving empty (pre-)master secret for %s!\n",
6597 | G_STRFUNC((const char*) (__func__)), label);
6598 | return;
6599 | }
6600 |
6601 | /* ssl_hash() depends on session_ticket->data being aligned for unsigned access
6602 | * so be careful in changing how it is allocated. */
6603 | ht_key = ssl_data_clone(key);
6604 | master_secret = ssl_data_clone(mk);
6605 | g_hash_table_insert(ht, ht_key, master_secret);
6606 |
6607 | ssl_debug_printf("%s inserted (pre-)master secret for %s\n", G_STRFUNC((const char*) (__func__)), label);
6608 | ssl_print_string("stored key", ht_key);
6609 | ssl_print_string("stored (pre-)master secret", master_secret);
6610 | }
6611 |
6612 | /** restore a (pre-)master secret given some key in the cache */
6613 | static bool_Bool
6614 | ssl_restore_master_key(SslDecryptSession *ssl, const char *label,
6615 | bool_Bool is_pre_master, GHashTable *ht, StringInfo *key)
6616 | {
6617 | StringInfo *ms;
6618 |
6619 | if (key->data_len == 0) {
6620 | ssl_debug_printf("%s can't restore %smaster secret using an empty %s\n",
6621 | G_STRFUNC((const char*) (__func__)), is_pre_master ? "pre-" : "", label);
6622 | return false0;
6623 | }
6624 |
6625 | ms = (StringInfo *)g_hash_table_lookup(ht, key);
6626 | if (!ms) {
6627 | ssl_debug_printf("%s can't find %smaster secret by %s\n", G_STRFUNC((const char*) (__func__)),
6628 | is_pre_master ? "pre-" : "", label);
6629 | return false0;
6630 | }
6631 |
6632 | /* (pre)master secret found, clear knowledge of other keys and set it in the
6633 | * current conversation */
6634 | ssl->state &= ~(SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6) |
6635 | SSL_HAVE_SESSION_KEY(1<<3));
6636 | if (is_pre_master) {
6637 | /* unlike master secret, pre-master secret has a variable size (48 for
6638 | * RSA, varying for PSK) and is therefore not statically allocated */
6639 | ssl->pre_master_secret.data = (unsigned char *) wmem_alloc(wmem_file_scope(),
6640 | ms->data_len);
6641 | ssl_data_set(&ssl->pre_master_secret, ms->data, ms->data_len);
6642 | ssl->state |= SSL_PRE_MASTER_SECRET(1<<6);
6643 | } else {
6644 | ssl_data_set(&ssl->master_secret, ms->data, ms->data_len);
6645 | ssl->state |= SSL_MASTER_SECRET(1<<5);
6646 | }
6647 | ssl_debug_printf("%s %smaster secret retrieved using %s\n", G_STRFUNC((const char*) (__func__)),
6648 | is_pre_master ? "pre-" : "", label);
6649 | ssl_print_string(label, key);
6650 | ssl_print_string("(pre-)master secret", ms);
6651 | return true1;
6652 | }
6653 | /* Store/load a known (pre-)master secret from/for this SSL session. }}} */
6654 |
6655 | /* Should be called when all parameters are ready (after ChangeCipherSpec), and
6656 | * the decoder should be attempted to be initialized. {{{*/
6657 | void
6658 | ssl_finalize_decryption(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map)
6659 | {
6660 | if (ssl->session.version == TLSV1DOT3_VERSION0x304) {
1 | Assuming field 'version' is not equal to TLSV1DOT3_VERSION | →
2 | ← | Taking false branch | →
6661 | /* TLS 1.3 implementations only provide secrets derived from the master
6662 | * secret which are loaded in tls13_change_key. No master secrets can be
6663 | * loaded here, so just return. */
6664 | return;
6665 | }
6666 | ssl_debug_printf("%s state = 0x%02X\n", G_STRFUNC((const char*) (__func__)), ssl->state);
6667 | if (ssl->state & SSL_HAVE_SESSION_KEY(1<<3)) {
3 | ← | Assuming the condition is false | →
4 | ← | Taking false branch | →
6668 | ssl_debug_printf(" session key already available, nothing to do.\n");
6669 | return;
6670 | }
6671 | if (!(ssl->state & SSL_CIPHER(1<<2))) {
5 | ← | Assuming the condition is false | →
6672 | ssl_debug_printf(" Cipher suite (Server Hello) is missing!\n");
6673 | return;
6674 | }
6675 |
6676 | /* for decryption, there needs to be a master secret (which can be derived
6677 | * from pre-master secret). If missing, try to pick a master key from cache
6678 | * (an earlier packet in the capture or key logfile). */
6679 | if (!(ssl->state & (SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6))) &&
6 | ← | Assuming the condition is false | →
6680 | !ssl_restore_master_key(ssl, "Session ID", false0,
6681 | mk_map->session, &ssl->session_id) &&
6682 | (!ssl->session.is_session_resumed ||
6683 | !ssl_restore_master_key(ssl, "Session Ticket", false0,
6684 | mk_map->tickets, &ssl->session_ticket)) &&
6685 | !ssl_restore_master_key(ssl, "Client Random", false0,
6686 | mk_map->crandom, &ssl->client_random)) {
6687 | if (ssl->cipher_suite->enc != ENC_NULL0x3D) {
6688 | /* how unfortunate, the master secret could not be found */
6689 | ssl_debug_printf(" Cannot find master secret\n");
6690 | return;
6691 | } else {
6692 | ssl_debug_printf(" Cannot find master secret, continuing anyway "
6693 | "because of a NULL cipher\n");
6694 | }
6695 | }
6696 |
6697 | if (ssl_generate_keyring_material(ssl) < 0) {
7 | ← | Calling 'ssl_generate_keyring_material' | →
6698 | ssl_debug_printf("%s can't generate keyring material\n", G_STRFUNC((const char*) (__func__)));
6699 | return;
6700 | }
6701 | /* Save Client Random/ Session ID for "SSL Export Session keys" */
6702 | ssl_save_master_key("Client Random", mk_map->crandom,
6703 | &ssl->client_random, &ssl->master_secret);
6704 | ssl_save_master_key("Session ID", mk_map->session,
6705 | &ssl->session_id, &ssl->master_secret);
6706 | /* Only save the new secrets if the server sent the ticket. The client
6707 | * ticket might have become stale. */
6708 | if (ssl->state & SSL_NEW_SESSION_TICKET(1<<10)) {
6709 | ssl_save_master_key("Session Ticket", mk_map->tickets,
6710 | &ssl->session_ticket, &ssl->master_secret);
6711 | }
6712 | } /* }}} */
6713 |
6714 | /* Load the traffic key secret from the keylog file. */
6715 | StringInfo *
6716 | tls13_load_secret(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map,
6717 | bool_Bool is_from_server, TLSRecordType type)
6718 | {
6719 | GHashTable *key_map;
6720 | const char *label;
6721 |
6722 | if (ssl->session.version != TLSV1DOT3_VERSION0x304 && ssl->session.version != DTLSV1DOT3_VERSION0xfefc) {
6723 | ssl_debug_printf("%s TLS version %#x is not 1.3\n", G_STRFUNC((const char*) (__func__)), ssl->session.version);
6724 | return NULL((void*)0);
6725 | }
6726 |
6727 | if (ssl->client_random.data_len == 0) {
6728 | /* May happen if Hello message is missing and Finished is found. */
6729 | ssl_debug_printf("%s missing Client Random\n", G_STRFUNC((const char*) (__func__)));
6730 | return NULL((void*)0);
6731 | }
6732 |
6733 | switch (type) {
6734 | case TLS_SECRET_0RTT_APP:
6735 | DISSECTOR_ASSERT(!is_from_server)((void) ((!is_from_server) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6735, "!is_from_server"))));
6736 | label = "CLIENT_EARLY_TRAFFIC_SECRET";
6737 | key_map = mk_map->tls13_client_early;
6738 | break;
6739 | case TLS_SECRET_HANDSHAKE:
6740 | if (is_from_server) {
6741 | label = "SERVER_HANDSHAKE_TRAFFIC_SECRET";
6742 | key_map = mk_map->tls13_server_handshake;
6743 | } else {
6744 | label = "CLIENT_HANDSHAKE_TRAFFIC_SECRET";
6745 | key_map = mk_map->tls13_client_handshake;
6746 | }
6747 | break;
6748 | case TLS_SECRET_APP:
6749 | if (is_from_server) {
6750 | label = "SERVER_TRAFFIC_SECRET_0";
6751 | key_map = mk_map->tls13_server_appdata;
6752 | } else {
6753 | label = "CLIENT_TRAFFIC_SECRET_0";
6754 | key_map = mk_map->tls13_client_appdata;
6755 | }
6756 | break;
6757 | default:
6758 | ws_assert_not_reached()ws_log_fatal_full("", LOG_LEVEL_ERROR, "epan/dissectors/packet-tls-utils.c" , 6758, __func__, "assertion \"not reached\" failed");
6759 | }
6760 |
6761 | /* Transitioning to new keys, mark old ones as unusable. */
6762 | ssl_debug_printf("%s transitioning to new key, old state 0x%02x\n", G_STRFUNC((const char*) (__func__)), ssl->state);
6763 | ssl->state &= ~(SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6) | SSL_HAVE_SESSION_KEY(1<<3));
6764 |
6765 | StringInfo *secret = (StringInfo *)g_hash_table_lookup(key_map, &ssl->client_random);
6766 | if (!secret) {
6767 | ssl_debug_printf("%s Cannot find %s, decryption impossible\n", G_STRFUNC((const char*) (__func__)), label);
6768 | /* Disable decryption, the keys are invalid. */
6769 | if (is_from_server) {
6770 | ssl->server = NULL((void*)0);
6771 | } else {
6772 | ssl->client = NULL((void*)0);
6773 | }
6774 | return NULL((void*)0);
6775 | }
6776 |
6777 | /* TLS 1.3 secret found, set new keys. */
6778 | ssl_debug_printf("%s Retrieved TLS 1.3 traffic secret.\n", G_STRFUNC((const char*) (__func__)));
6779 | ssl_print_string("Client Random", &ssl->client_random);
6780 | ssl_print_string(label, secret);
6781 | return secret;
6782 | }
6783 |
6784 | /* Load the new key. */
6785 | void
6786 | tls13_change_key(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map,
6787 | bool_Bool is_from_server, TLSRecordType type)
6788 | {
6789 | if (ssl->state & SSL_QUIC_RECORD_LAYER(1<<13)) {
6790 | /*
6791 | * QUIC does not use the TLS record layer for message protection.
6792 | * The required keys will be extracted later by QUIC.
6793 | */
6794 | return;
6795 | }
6796 |
6797 | StringInfo *secret = tls13_load_secret(ssl, mk_map, is_from_server, type);
6798 | if (!secret) {
6799 | if (type != TLS_SECRET_HANDSHAKE) {
6800 | return;
6801 | }
6802 | /*
6803 | * Workaround for when for some reason we don't have the handshake
6804 | * secret but do have the application traffic secret. (#20240)
6805 | * If we can't find the handshake secret, we'll never decrypt the
6806 | * Finished message, so we won't know when to change to the app
6807 | * traffic key, so we do so now.
6808 | */
6809 | type = TLS_SECRET_APP;
6810 | secret = tls13_load_secret(ssl, mk_map, is_from_server, type);
6811 | if (!secret) {
6812 | return;
6813 | }
6814 | }
6815 |
6816 | if (tls13_generate_keys(ssl, secret, is_from_server)) {
6817 | /*
6818 | * Remember the application traffic secret to support Key Update. The
6819 | * other secrets cannot be used for this purpose, so free them.
6820 | */
6821 | SslDecoder *decoder = is_from_server ? ssl->server : ssl->client;
6822 | StringInfo *app_secret = &decoder->app_traffic_secret;
6823 | if (type == TLS_SECRET_APP) {
6824 | app_secret->data = (unsigned char *) wmem_realloc(wmem_file_scope(),
6825 | app_secret->data,
6826 | secret->data_len);
6827 | ssl_data_set(app_secret, secret->data, secret->data_len);
6828 | } else {
6829 | wmem_free(wmem_file_scope(), app_secret->data);
6830 | app_secret->data = NULL((void*)0);
6831 | app_secret->data_len = 0;
6832 | }
6833 | }
6834 | }
6835 |
6836 | /**
6837 | * Update to next application data traffic secret for TLS 1.3. The previous
6838 | * secret should have been set by tls13_change_key.
6839 | */
6840 | void
6841 | tls13_key_update(SslDecryptSession *ssl, bool_Bool is_from_server)
6842 | {
6843 | /* RFC 8446 Section 7.2:
6844 | * application_traffic_secret_N+1 =
6845 | * HKDF-Expand-Label(application_traffic_secret_N,
6846 | * "traffic upd", "", Hash.length)
6847 | *
6848 | * Both application_traffic_secret_N are of the same length (Hash.length).
6849 | */
6850 | const SslCipherSuite *cipher_suite = ssl->cipher_suite;
6851 | SslDecoder *decoder = is_from_server ? ssl->server : ssl->client;
6852 | StringInfo *app_secret = decoder ? &decoder->app_traffic_secret : NULL((void*)0);
6853 | uint8_t tls13_draft_version = ssl->session.tls13_draft_version;
6854 |
6855 | if (!cipher_suite || !app_secret || app_secret->data_len == 0) {
6856 | ssl_debug_printf("%s Cannot perform Key Update due to missing info\n", G_STRFUNC((const char*) (__func__)));
6857 | return;
6858 | }
6859 |
6860 | /*
6861 | * Previous traffic secret is available, so find the hash function,
6862 | * expand the new traffic secret and generate new keys.
6863 | */
6864 | const char *hash_name = ssl_cipher_suite_dig(cipher_suite)->name;
6865 | int hash_algo = ssl_get_digest_by_name(hash_name);
6866 | const unsigned hash_len = app_secret->data_len;
6867 | unsigned char *new_secret;
6868 | const char *label = "traffic upd";
6869 | if (tls13_draft_version && tls13_draft_version < 20) {
6870 | label = "application traffic secret";
6871 | }
6872 | if (!tls13_hkdf_expand_label(hash_algo, app_secret,
6873 | tls13_hkdf_label_prefix(ssl),
6874 | label, hash_len, &new_secret)) {
6875 | ssl_debug_printf("%s traffic_secret_N+1 expansion failed\n", G_STRFUNC((const char*) (__func__)));
6876 | return;
6877 | }
6878 | ssl_data_set(app_secret, new_secret, hash_len);
6879 | if (tls13_generate_keys(ssl, app_secret, is_from_server)) {
6880 | /*
6881 | * Remember the application traffic secret on the new decoder to
6882 | * support another Key Update.
6883 | */
6884 | decoder = is_from_server ? ssl->server : ssl->client;
6885 | app_secret = &decoder->app_traffic_secret;
6886 | app_secret->data = (unsigned char *) wmem_realloc(wmem_file_scope(),
6887 | app_secret->data,
6888 | hash_len);
6889 | ssl_data_set(app_secret, new_secret, hash_len);
6890 | }
6891 | wmem_free(NULL((void*)0), new_secret);
6892 | }
6893 |
6894 | void
6895 | tls_save_crandom(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map)
6896 | {
6897 | if (ssl && (ssl->state & SSL_CLIENT_RANDOM(1<<0))) {
6898 | g_hash_table_add(mk_map->used_crandom, ssl_data_clone(&ssl->client_random));
6899 | }
6900 | }
6901 |
6902 | /** SSL keylog file handling. {{{ */
6903 |
6904 | static GRegex *
6905 | ssl_compile_keyfile_regex(void)
6906 | {
6907 | #define OCTET "(?:[[:xdigit:]]{2})"
6908 | const char *pattern =
6909 | "(?:"
6910 | /* Matches Client Hellos having this Client Random */
6911 | "PMS_CLIENT_RANDOM (?<client_random_pms>" OCTET "{32}) "
6912 | /* Matches first part of encrypted RSA pre-master secret */
6913 | "|RSA (?<encrypted_pmk>" OCTET "{8}) "
6914 | /* Pre-Master-Secret is given, it is 48 bytes for RSA,
6915 | but it can be of any length for DHE */
6916 | ")(?<pms>" OCTET "+)"
6917 | "|(?:"
6918 | /* Matches Server Hellos having a Session ID */
6919 | "RSA Session-ID:(?<session_id>" OCTET "+) Master-Key:"
6920 | /* Matches Client Hellos having this Client Random */
6921 | "|CLIENT_RANDOM (?<client_random>" OCTET "{32}) "
6922 | /* Master-Secret is given, its length is fixed */
6923 | ")(?<master_secret>" OCTET "{" G_STRINGIFY(SSL_MASTER_SECRET_LENGTH)"48" "})"
6924 | "|(?"
6925 | /* TLS 1.3 Client Random to Derived Secrets mapping. */
6926 | ":CLIENT_EARLY_TRAFFIC_SECRET (?<client_early>" OCTET "{32})"
6927 | "|CLIENT_HANDSHAKE_TRAFFIC_SECRET (?<client_handshake>" OCTET "{32})"
6928 | "|SERVER_HANDSHAKE_TRAFFIC_SECRET (?<server_handshake>" OCTET "{32})"
6929 | "|CLIENT_TRAFFIC_SECRET_0 (?<client_appdata>" OCTET "{32})"
6930 | "|SERVER_TRAFFIC_SECRET_0 (?<server_appdata>" OCTET "{32})"
6931 | "|EARLY_EXPORTER_SECRET (?<early_exporter>" OCTET "{32})"
6932 | "|EXPORTER_SECRET (?<exporter>" OCTET "{32})"
6933 | /* ECH. Secret length is defined by HPKE KEM Nsecret and can vary between 32 and 64 bytes */
6934 | /* These labels and their notation are specified in draft-ietf-tls-ech-keylogfile-01 */
6935 | "|ECH_SECRET (?<ech_secret>" OCTET "{32,64})"
6936 | "|ECH_CONFIG (?<ech_config>" OCTET "{22,})"
6937 | ") (?<derived_secret>" OCTET "+)";
6938 | #undef OCTET
6939 | static GRegex *regex = NULL((void*)0);
6940 | GError *gerr = NULL((void*)0);
6941 |
6942 | if (!regex) {
6943 | regex = g_regex_new(pattern,
6944 | (GRegexCompileFlags)(G_REGEX_OPTIMIZE | G_REGEX_ANCHORED | G_REGEX_RAW),
6945 | G_REGEX_MATCH_ANCHORED, &gerr);
6946 | if (gerr) {
6947 | ssl_debug_printf("%s failed to compile regex: %s\n", G_STRFUNC((const char*) (__func__)),
6948 | gerr->message);
6949 | g_error_free(gerr);
6950 | regex = NULL((void*)0);
6951 | }
6952 | }
6953 |
6954 | return regex;
6955 | }
6956 |
6957 | typedef struct ssl_master_key_match_group {
6958 | const char *re_group_name;
6959 | GHashTable *master_key_ht;
6960 | } ssl_master_key_match_group_t;
6961 |
6962 | void
6963 | tls_keylog_process_lines(const ssl_master_key_map_t *mk_map, const uint8_t *data, unsigned datalen)
6964 | {
6965 | ssl_master_key_match_group_t mk_groups[] = {
6966 | { "encrypted_pmk", mk_map->pre_master },
6967 | { "session_id", mk_map->session },
6968 | { "client_random", mk_map->crandom },
6969 | { "client_random_pms", mk_map->pms },
6970 | /* TLS 1.3 map from Client Random to derived secret. */
6971 | { "client_early", mk_map->tls13_client_early },
6972 | { "client_handshake", mk_map->tls13_client_handshake },
6973 | { "server_handshake", mk_map->tls13_server_handshake },
6974 | { "client_appdata", mk_map->tls13_client_appdata },
6975 | { "server_appdata", mk_map->tls13_server_appdata },
6976 | { "early_exporter", mk_map->tls13_early_exporter },
6977 | { "exporter", mk_map->tls13_exporter },
6978 | { "ech_secret", mk_map->ech_secret },
6979 | { "ech_config", mk_map->ech_config },
6980 | };
6981 |
6982 | /* The format of the file is a series of records with one of the following formats:
6983 | * - "RSA xxxx yyyy"
6984 | * Where xxxx are the first 8 bytes of the encrypted pre-master secret (hex-encoded)
6985 | * Where yyyy is the cleartext pre-master secret (hex-encoded)
6986 | * (this is the original format introduced with bug 4349)
6987 | *
6988 | * - "RSA Session-ID:xxxx Master-Key:yyyy"
6989 | * Where xxxx is the SSL session ID (hex-encoded)
6990 | * Where yyyy is the cleartext master secret (hex-encoded)
6991 | * (added to support openssl s_client Master-Key output)
6992 | * This is somewhat is a misnomer because there's nothing RSA specific
6993 | * about this.
6994 | *
6995 | * - "PMS_CLIENT_RANDOM xxxx yyyy"
6996 | * Where xxxx is the client_random from the ClientHello (hex-encoded)
6997 | * Where yyyy is the cleartext pre-master secret (hex-encoded)
6998 | * (This format allows SSL connections to be decrypted, if a user can
6999 | * capture the PMS but could not recover the MS for a specific session
7000 | * with a SSL Server.)
7001 | *
7002 | * - "CLIENT_RANDOM xxxx yyyy"
7003 | * Where xxxx is the client_random from the ClientHello (hex-encoded)
7004 | * Where yyyy is the cleartext master secret (hex-encoded)
7005 | * (This format allows non-RSA SSL connections to be decrypted, i.e.
7006 | * ECDHE-RSA.)
7007 | *
7008 | * - "CLIENT_EARLY_TRAFFIC_SECRET xxxx yyyy"
7009 | * - "CLIENT_HANDSHAKE_TRAFFIC_SECRET xxxx yyyy"
7010 | * - "SERVER_HANDSHAKE_TRAFFIC_SECRET xxxx yyyy"
7011 | * - "CLIENT_TRAFFIC_SECRET_0 xxxx yyyy"
7012 | * - "SERVER_TRAFFIC_SECRET_0 xxxx yyyy"
7013 | * - "EARLY_EXPORTER_SECRET xxxx yyyy"
7014 | * - "EXPORTER_SECRET xxxx yyyy"
7015 | * Where xxxx is the client_random from the ClientHello (hex-encoded)
7016 | * Where yyyy is the secret (hex-encoded) derived from the early,
7017 | * handshake or master secrets. (This format is introduced with TLS 1.3
7018 | * and supported by BoringSSL, OpenSSL, etc. See bug 12779.)
7019 | */
7020 | GRegex *regex = ssl_compile_keyfile_regex();
7021 | if (!regex)
7022 | return;
7023 |
7024 | const char *next_line = (const char *)data;
7025 | const char *line_end = next_line + datalen;
7026 | while (next_line && next_line < line_end) {
7027 | const char *line = next_line;
7028 | next_line = (const char *)memchr(line, '\n', line_end - line);
7029 | ssize_t linelen;
7030 |
7031 | if (next_line) {
7032 | linelen = next_line - line;
7033 | next_line++; /* drop LF */
7034 | } else {
7035 | linelen = (ssize_t)(line_end - line);
7036 | }
7037 | if (linelen > 0 && line[linelen - 1] == '\r') {
7038 | linelen--; /* drop CR */
7039 | }
7040 |
7041 | ssl_debug_printf(" checking keylog line: %.*s\n", (int)linelen, line);
7042 | GMatchInfo *mi;
7043 | if (g_regex_match_full(regex, line, linelen, 0, G_REGEX_MATCH_ANCHORED, &mi, NULL((void*)0))) {
7044 | char *hex_key, *hex_pre_ms_or_ms;
7045 | StringInfo *key = wmem_new(wmem_file_scope(), StringInfo)((StringInfo*)wmem_alloc((wmem_file_scope()), sizeof(StringInfo )));
7046 | StringInfo *pre_ms_or_ms = NULL((void*)0);
7047 | GHashTable *ht = NULL((void*)0);
7048 |
7049 | /* Is the PMS being supplied with the PMS_CLIENT_RANDOM
7050 | * otherwise we will use the Master Secret
7051 | */
7052 | hex_pre_ms_or_ms = g_match_info_fetch_named(mi, "master_secret");
7053 | if (hex_pre_ms_or_ms == NULL((void*)0) || !*hex_pre_ms_or_ms) {
7054 | g_free(hex_pre_ms_or_ms);
7055 | hex_pre_ms_or_ms = g_match_info_fetch_named(mi, "pms");
7056 | }
7057 | if (hex_pre_ms_or_ms == NULL((void*)0) || !*hex_pre_ms_or_ms) {
7058 | g_free(hex_pre_ms_or_ms);
7059 | hex_pre_ms_or_ms = g_match_info_fetch_named(mi, "derived_secret");
7060 | }
7061 | /* There is always a match, otherwise the regex is wrong. */
7062 | DISSECTOR_ASSERT(hex_pre_ms_or_ms && strlen(hex_pre_ms_or_ms))((void) ((hex_pre_ms_or_ms && strlen(hex_pre_ms_or_ms )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 7062, "hex_pre_ms_or_ms && strlen(hex_pre_ms_or_ms)" ))));
7063 |
7064 | /* convert from hex to bytes and save to hashtable */
7065 | pre_ms_or_ms = wmem_new(wmem_file_scope(), StringInfo)((StringInfo*)wmem_alloc((wmem_file_scope()), sizeof(StringInfo )));
7066 | from_hex(pre_ms_or_ms, hex_pre_ms_or_ms, strlen(hex_pre_ms_or_ms));
7067 | g_free(hex_pre_ms_or_ms);
7068 |
7069 | /* Find a master key from any format (CLIENT_RANDOM, SID, ...) */
7070 | for (unsigned i = 0; i < G_N_ELEMENTS(mk_groups)(sizeof (mk_groups) / sizeof ((mk_groups)[0])); i++) {
7071 | ssl_master_key_match_group_t *g = &mk_groups[i];
7072 | hex_key = g_match_info_fetch_named(mi, g->re_group_name);
7073 | if (hex_key && *hex_key) {
7074 | ssl_debug_printf(" matched %s\n", g->re_group_name);
7075 | ht = g->master_key_ht;
7076 | from_hex(key, hex_key, strlen(hex_key));
7077 | g_free(hex_key);
7078 | break;
7079 | }
7080 | g_free(hex_key);
7081 | }
7082 | DISSECTOR_ASSERT(ht)((void) ((ht) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 7082, "ht")))); /* Cannot be reached, or regex is wrong. */
7083 |
7084 | g_hash_table_insert(ht, key, pre_ms_or_ms);
7085 |
7086 | } else if (linelen > 0 && line[0] != '#') {
7087 | ssl_debug_printf(" unrecognized line\n");
7088 | }
7089 | /* always free match info even if there is no match. */
7090 | g_match_info_free(mi);
7091 | }
7092 | }
7093 |
7094 | void
7095 | ssl_load_keyfile(const char *tls_keylog_filename, FILE **keylog_file,
7096 | const ssl_master_key_map_t *mk_map)
7097 | {
7098 | /* no need to try if no key log file is configured. */
7099 | if (!tls_keylog_filename || !*tls_keylog_filename) {
7100 | ssl_debug_printf("%s dtls/tls.keylog_file is not configured!\n",
7101 | G_STRFUNC((const char*) (__func__)));
7102 | return;
7103 | }
7104 |
7105 | /* Validate regexes before even trying to use it. */
7106 | if (!ssl_compile_keyfile_regex()) {
7107 | return;
7108 | }
7109 |
7110 | ssl_debug_printf("trying to use TLS keylog in %s\n", tls_keylog_filename);
7111 |
7112 | /* if the keylog file was deleted/overwritten, re-open it */
7113 | if (*keylog_file && file_needs_reopen(ws_filenofileno(*keylog_file), tls_keylog_filename)) {
7114 | ssl_debug_printf("%s file got deleted, trying to re-open\n", G_STRFUNC((const char*) (__func__)));
7115 | fclose(*keylog_file);
7116 | *keylog_file = NULL((void*)0);
7117 | }
7118 |
7119 | if (*keylog_file == NULL((void*)0)) {
7120 | *keylog_file = ws_fopenfopen(tls_keylog_filename, "r");
7121 | if (!*keylog_file) {
7122 | ssl_debug_printf("%s failed to open SSL keylog\n", G_STRFUNC((const char*) (__func__)));
7123 | return;
7124 | }
7125 | }
7126 |
7127 | for (;;) {
7128 | char buf[1110], *line;
7129 | line = fgets(buf, sizeof(buf), *keylog_file);
7130 | if (!line) {
7131 | if (feof(*keylog_file)) {
7132 | /* Ensure that newly appended keys can be read in the future. */
7133 | clearerr(*keylog_file);
7134 | } else if (ferror(*keylog_file)) {
7135 | ssl_debug_printf("%s Error while reading key log file, closing it!\n", G_STRFUNC((const char*) (__func__)));
7136 | fclose(*keylog_file);
7137 | *keylog_file = NULL((void*)0);
7138 | }
7139 | break;
7140 | }
7141 | tls_keylog_process_lines(mk_map, (uint8_t *)line, (int)strlen(line));
7142 | }
7143 | }
7144 | /** SSL keylog file handling. }}} */
7145 |
7146 | #ifdef SSL_DECRYPT_DEBUG /* {{{ */
7147 |
7148 | static FILE* ssl_debug_file;
7149 |
7150 | void
7151 | ssl_set_debug(const char* name)
7152 | {
7153 | static int debug_file_must_be_closed;
7154 | int use_stderr;
7155 |
7156 | use_stderr = name?(strcmp(name, SSL_DEBUG_USE_STDERR"-") == 0):0;
7157 |
7158 | if (debug_file_must_be_closed)
7159 | fclose(ssl_debug_file);
7160 |
7161 | if (use_stderr)
7162 | ssl_debug_file = stderrstderr;
7163 | else if (!name || (strcmp(name, "") ==0))
7164 | ssl_debug_file = NULL((void*)0);
7165 | else
7166 | ssl_debug_file = ws_fopenfopen(name, "w");
7167 |
7168 | if (!use_stderr && ssl_debug_file)
7169 | debug_file_must_be_closed = 1;
7170 | else
7171 | debug_file_must_be_closed = 0;
7172 |
7173 | ssl_debug_printf("Wireshark SSL debug log \n\n");
7174 | #ifdef HAVE_LIBGNUTLS1
7175 | ssl_debug_printf("GnuTLS version: %s\n", gnutls_check_version(NULL((void*)0)));
7176 | #endif
7177 | ssl_debug_printf("Libgcrypt version: %s\n", gcry_check_version(NULL((void*)0)));
7178 | ssl_debug_printf("\n");
7179 | }
7180 |
7181 | void
7182 | ssl_debug_flush(void)
7183 | {
7184 | if (ssl_debug_file)
7185 | fflush(ssl_debug_file);
7186 | }
7187 |
7188 | void
7189 | ssl_debug_printf(const char* fmt, ...)
7190 | {
7191 | va_list ap;
7192 |
7193 | if (!ssl_debug_file)
7194 | return;
7195 |
7196 | va_start(ap, fmt)__builtin_va_start(ap, fmt);
7197 | vfprintf(ssl_debug_file, fmt, ap);
7198 | va_end(ap)__builtin_va_end(ap);
7199 | }
7200 |
7201 | void
7202 | ssl_print_data(const char* name, const unsigned char* data, size_t len)
7203 | {
7204 | size_t i, j, k;
7205 | if (!ssl_debug_file)
7206 | return;
7207 | fprintf(ssl_debug_file,"%s[%d]:\n",name, (int) len);
7208 | for (i=0; i<len; i+=16) {
7209 | fprintf(ssl_debug_file,"| ");
7210 | for (j=i, k=0; k<16 && j<len; ++j, ++k)
7211 | fprintf(ssl_debug_file,"%.2x ",data[j]);
7212 | for (; k<16; ++k)
7213 | fprintf(ssl_debug_file," ");
7214 | fputc('|', ssl_debug_file);
7215 | for (j=i, k=0; k<16 && j<len; ++j, ++k) {
7216 | unsigned char c = data[j];
7217 | if (!g_ascii_isprint(c)((g_ascii_table[(guchar) (c)] & G_ASCII_PRINT) != 0) || (c=='\t')) c = '.';
7218 | fputc(c, ssl_debug_file);
7219 | }
7220 | for (; k<16; ++k)
7221 | fputc(' ', ssl_debug_file);
7222 | fprintf(ssl_debug_file,"|\n");
7223 | }
7224 | }
7225 |
7226 | void
7227 | ssl_print_string(const char* name, const StringInfo* data)
7228 | {
7229 | ssl_print_data(name, data->data, data->data_len);
7230 | }
7231 | #endif /* SSL_DECRYPT_DEBUG }}} */
7232 |
7233 | /* UAT preferences callbacks. {{{ */
7234 | /* checks for SSL and DTLS UAT key list fields */
7235 |
7236 | bool_Bool
7237 | ssldecrypt_uat_fld_ip_chk_cb(void* r _U___attribute__((unused)), const char* p _U___attribute__((unused)), unsigned len _U___attribute__((unused)), const void* u1 _U___attribute__((unused)), const void* u2 _U___attribute__((unused)), char** err)
7238 | {
7239 | // This should be removed in favor of Decode As. Make it optional.
7240 | *err = NULL((void*)0);
7241 | return true1;
7242 | }
7243 |
7244 | bool_Bool
7245 | ssldecrypt_uat_fld_port_chk_cb(void* r _U___attribute__((unused)), const char* p, unsigned len _U___attribute__((unused)), const void* u1 _U___attribute__((unused)), const void* u2 _U___attribute__((unused)), char** err)
7246 | {
7247 | if (!p || strlen(p) == 0u) {
7248 | // This should be removed in favor of Decode As. Make it optional.
7249 | *err = NULL((void*)0);
7250 | return true1;
7251 | }
7252 |
7253 | if (strcmp(p, "start_tls") != 0){
7254 | uint16_t port;
7255 | if (!ws_strtou16(p, NULL((void*)0), &port)) {
7256 | *err = g_strdup("Invalid port given.")g_strdup_inline ("Invalid port given.");
7257 | return false0;
7258 | }
7259 | }
7260 |
7261 | *err = NULL((void*)0);
7262 | return true1;
7263 | }
7264 |
7265 | bool_Bool
7266 | ssldecrypt_uat_fld_fileopen_chk_cb(void* r _U___attribute__((unused)), const char* p, unsigned len _U___attribute__((unused)), const void* u1 _U___attribute__((unused)), const void* u2 _U___attribute__((unused)), char** err)
7267 | {
7268 | ws_statb64struct stat st;
7269 |
7270 | if (!p || strlen(p) == 0u) {
7271 | *err = g_strdup("No filename given.")g_strdup_inline ("No filename given.");
7272 | return false0;
7273 | } else {
7274 | if (ws_stat64stat(p, &st) != 0) {
7275 | *err = ws_strdup_printf("File '%s' does not exist or access is denied.", p)wmem_strdup_printf(((void*)0), "File '%s' does not exist or access is denied." , p);
7276 | return false0;
7277 | }
7278 | }
7279 |
7280 | *err = NULL((void*)0);
7281 | return true1;
7282 | }
7283 |
7284 | bool_Bool
7285 | ssldecrypt_uat_fld_password_chk_cb(void *r _U___attribute__((unused)), const char *p _U___attribute__((unused)), unsigned len _U___attribute__((unused)), const void *u1 _U___attribute__((unused)), const void *u2 _U___attribute__((unused)), char **err)
7286 | {
7287 | #if defined(HAVE_LIBGNUTLS1)
7288 | ssldecrypt_assoc_t* f = (ssldecrypt_assoc_t *)r;
7289 | FILE *fp = NULL((void*)0);
7290 |
7291 | if (p && (strlen(p) > 0u)) {
7292 | fp = ws_fopenfopen(f->keyfile, "rb");
7293 | if (fp) {
7294 | char *msg = NULL((void*)0);
7295 | gnutls_x509_privkey_t priv_key = rsa_load_pkcs12(fp, p, &msg);
7296 | if (!priv_key) {
7297 | fclose(fp);
7298 | *err = ws_strdup_printf("Could not load PKCS#12 key file: %s", msg)wmem_strdup_printf(((void*)0), "Could not load PKCS#12 key file: %s" , msg);
7299 | g_free(msg);
7300 | return false0;
7301 | }
7302 | g_free(msg);
7303 | gnutls_x509_privkey_deinit(priv_key);
7304 | fclose(fp);
7305 | } else {
7306 | *err = ws_strdup_printf("Leave this field blank if the keyfile is not PKCS#12.")wmem_strdup_printf(((void*)0), "Leave this field blank if the keyfile is not PKCS#12." );
7307 | return false0;
7308 | }
7309 | }
7310 |
7311 | *err = NULL((void*)0);
7312 | return true1;
7313 | #else
7314 | *err = g_strdup("Cannot load key files, support is not compiled in.")g_strdup_inline ("Cannot load key files, support is not compiled in." );
7315 | return false0;
7316 | #endif
7317 | }
7318 | /* UAT preferences callbacks. }}} */
7319 |
7320 | /** maximum size of ssl_association_info() string */
7321 | #define SSL_ASSOC_MAX_LEN8192 8192
7322 |
7323 | typedef struct ssl_association_info_callback_data
7324 | {
7325 | char *str;
7326 | const char *table_protocol;
7327 | } ssl_association_info_callback_data_t;
7328 |
7329 | /**
7330 | * callback function used by ssl_association_info() to traverse the SSL associations.
7331 | */
7332 | static void
7333 | ssl_association_info_(const char *table _U___attribute__((unused)), void *handle, void *user_data)
7334 | {
7335 | ssl_association_info_callback_data_t* data = (ssl_association_info_callback_data_t*)user_data;
7336 | const int l = (const int)strlen(data->str);
7337 | snprintf(data->str+l, SSL_ASSOC_MAX_LEN8192-l, "'%s' (%s)\n", dissector_handle_get_dissector_name((dissector_handle_t)handle), dissector_handle_get_description((dissector_handle_t)handle));
7338 | }
7339 |
7340 | /**
7341 | * @return an information string on the SSL protocol associations. The string must be freed.
7342 | */
7343 | char*
7344 | ssl_association_info(const char* dissector_table_name, const char* table_protocol)
7345 | {
7346 | ssl_association_info_callback_data_t data;
7347 |
7348 | data.str = (char *)g_malloc0(SSL_ASSOC_MAX_LEN8192);
7349 | data.table_protocol = table_protocol;
7350 | dissector_table_foreach_handle(dissector_table_name, ssl_association_info_, &data);
7351 | return data.str;
7352 | }
7353 |
7354 |
7355 | /** Begin of code related to dissection of wire data. */
7356 |
7357 | /* Helpers for dissecting Variable-Length Vectors. {{{ */
7358 | bool_Bool
7359 | ssl_add_vector(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
7360 | unsigned offset, unsigned offset_end, uint32_t *ret_length,
7361 | int hf_length, uint32_t min_value, uint32_t max_value)
7362 | {
7363 | unsigned veclen_size;
7364 | uint32_t veclen_value;
7365 | proto_item *pi;
7366 |
7367 | DISSECTOR_ASSERT_CMPUINT(min_value, <=, max_value)((void) ((min_value <= max_value) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion " "min_value" " " "<=" " " "max_value" " (" "%" "l" "u" " " "<=" " " "%" "l" "u" ")", "epan/dissectors/packet-tls-utils.c" , 7367, (uint64_t)min_value, (uint64_t)max_value))));
7368 | if (offset > offset_end) {
7369 | expert_add_info_format(pinfo, tree, &hf->ei.malformed_buffer_too_small,
7370 | "Vector offset is past buffer end offset (%u > %u)",
7371 | offset, offset_end);
7372 | *ret_length = 0;
7373 | return false0; /* Cannot read length. */
7374 | }
7375 |
7376 | if (max_value > 0xffffff) {
7377 | veclen_size = 4;
7378 | } else if (max_value > 0xffff) {
7379 | veclen_size = 3;
7380 | } else if (max_value > 0xff) {
7381 | veclen_size = 2;
7382 | } else {
7383 | veclen_size = 1;
7384 | }
7385 |
7386 | if (offset_end - offset < veclen_size) {
7387 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.malformed_buffer_too_small,
7388 | tvb, offset, offset_end - offset,
7389 | "No more room for vector of length %u",
7390 | veclen_size);
7391 | *ret_length = 0;
7392 | return false0; /* Cannot read length. */
7393 | }
7394 |
7395 | pi = proto_tree_add_item_ret_uint(tree, hf_length, tvb, offset, veclen_size, ENC_BIG_ENDIAN0x00000000, &veclen_value);
7396 | offset += veclen_size;
7397 |
7398 | if (veclen_value < min_value) {
7399 | expert_add_info_format(pinfo, pi, &hf->ei.malformed_vector_length,
7400 | "Vector length %u is smaller than minimum %u",
7401 | veclen_value, min_value);
7402 | } else if (veclen_value > max_value) {
7403 | expert_add_info_format(pinfo, pi, &hf->ei.malformed_vector_length,
7404 | "Vector length %u is larger than maximum %u",
7405 | veclen_value, max_value);
7406 | }
7407 |
7408 | if (offset_end - offset < veclen_value) {
7409 | expert_add_info_format(pinfo, pi, &hf->ei.malformed_buffer_too_small,
7410 | "Vector length %u is too large, truncating it to %u",
7411 | veclen_value, offset_end - offset);
7412 | *ret_length = offset_end - offset;
7413 | return false0; /* Length is truncated to avoid overflow. */
7414 | }
7415 |
7416 | *ret_length = veclen_value;
7417 | return true1; /* Length is OK. */
7418 | }
7419 |
7420 | bool_Bool
7421 | ssl_end_vector(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
7422 | unsigned offset, unsigned offset_end)
7423 | {
7424 | if (offset < offset_end) {
7425 | unsigned trailing = offset_end - offset;
7426 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.malformed_trailing_data,
7427 | tvb, offset, trailing,
7428 | "%u trailing byte%s unprocessed",
7429 | trailing, plurality(trailing, " was", "s were")((trailing) == 1 ? (" was") : ("s were")));
7430 | return false0; /* unprocessed data warning */
7431 | } else if (offset > offset_end) {
7432 | /*
7433 | * Returned offset runs past the end. This should not happen and is
7434 | * possibly a dissector bug.
7435 | */
7436 | unsigned excess = offset - offset_end;
7437 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.malformed_buffer_too_small,
7438 | tvb, offset_end, excess,
7439 | "Dissector processed too much data (%u byte%s)",
7440 | excess, plurality(excess, "", "s")((excess) == 1 ? ("") : ("s")));
7441 | return false0; /* overflow error */
7442 | }
7443 |
7444 | return true1; /* OK, offset matches. */
7445 | }
7446 | /** }}} */
7447 |
7448 |
7449 | static uint32_t
7450 | ssl_dissect_digitally_signed(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
7451 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
7452 | uint16_t version, int hf_sig_len, int hf_sig);
7453 |
7454 | /* change_cipher_spec(20) dissection */
7455 | void
7456 | ssl_dissect_change_cipher_spec(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7457 | packet_info *pinfo, proto_tree *tree,
7458 | uint32_t offset, SslSession *session,
7459 | bool_Bool is_from_server,
7460 | const SslDecryptSession *ssl)
7461 | {
7462 | /*
7463 | * struct {
7464 | * enum { change_cipher_spec(1), (255) } type;
7465 | * } ChangeCipherSpec;
7466 | */
7467 | proto_item *ti;
7468 | proto_item_set_text(tree,
7469 | "%s Record Layer: %s Protocol: Change Cipher Spec",
7470 | val_to_str_const(session->version, ssl_version_short_names, "SSL"),
7471 | val_to_str_const(SSL_ID_CHG_CIPHER_SPEC, ssl_31_content_type, "unknown"));
7472 | ti = proto_tree_add_item(tree, hf->hf.change_cipher_spec, tvb, offset, 1, ENC_NA0x00000000);
7473 |
7474 | if (session->version == TLSV1DOT3_VERSION0x304) {
7475 | /* CCS is a dummy message in TLS 1.3, do not parse it further. */
7476 | return;
7477 | }
7478 |
7479 | /* Remember frame number of first CCS */
7480 | uint32_t *ccs_frame = is_from_server ? &session->server_ccs_frame : &session->client_ccs_frame;
7481 | if (*ccs_frame == 0)
7482 | *ccs_frame = pinfo->num;
7483 |
7484 | /* Use heuristics to detect an abbreviated handshake, assume that missing
7485 | * ServerHelloDone implies reusing previously negotiating keys. Then when
7486 | * a Session ID or ticket is present, it must be a resumed session.
7487 | * Normally this should be done at the Finished message, but that may be
7488 | * encrypted so we do it here, at the last cleartext message. */
7489 | if (is_from_server && ssl) {
7490 | if (session->is_session_resumed) {
7491 | const char *resumed = NULL((void*)0);
7492 | if (ssl->session_ticket.data_len) {
7493 | resumed = "Session Ticket";
7494 | } else if (ssl->session_id.data_len) {
7495 | resumed = "Session ID";
7496 | }
7497 | if (resumed) {
7498 | ssl_debug_printf("%s Session resumption using %s\n", G_STRFUNC((const char*) (__func__)), resumed);
7499 | } else {
7500 | /* Can happen if the capture somehow starts in the middle */
7501 | ssl_debug_printf("%s No Session resumption, missing packets?\n", G_STRFUNC((const char*) (__func__)));
7502 | }
7503 | } else {
7504 | ssl_debug_printf("%s Not using Session resumption\n", G_STRFUNC((const char*) (__func__)));
7505 | }
7506 | }
7507 | if (is_from_server && session->is_session_resumed)
7508 | expert_add_info(pinfo, ti, &hf->ei.resumed);
7509 | }
7510 |
7511 | /** Begin of handshake(22) record dissections */
7512 |
7513 | /* Dissects a SignatureScheme (TLS 1.3) or SignatureAndHashAlgorithm (TLS 1.2).
7514 | * {{{ */
7515 | static void
7516 | tls_dissect_signature_algorithm(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree, uint32_t offset, ja4_data_t *ja4_data)
7517 | {
7518 | uint32_t sighash, hashalg, sigalg;
7519 | proto_item *ti_sigalg;
7520 | proto_tree *sigalg_tree;
7521 |
7522 | ti_sigalg = proto_tree_add_item_ret_uint(tree, hf->hf.hs_sig_hash_alg, tvb,
7523 | offset, 2, ENC_BIG_ENDIAN0x00000000, &sighash);
7524 | if (ja4_data) {
7525 | wmem_list_append(ja4_data->sighash_list, GUINT_TO_POINTER(sighash)((gpointer) (gulong) (sighash)));
7526 | }
7527 |
7528 | sigalg_tree = proto_item_add_subtree(ti_sigalg, hf->ett.hs_sig_hash_alg);
7529 |
7530 | /* TLS 1.2: SignatureAndHashAlgorithm { hash, signature } */
7531 | proto_tree_add_item_ret_uint(sigalg_tree, hf->hf.hs_sig_hash_hash, tvb,
7532 | offset, 1, ENC_BIG_ENDIAN0x00000000, &hashalg);
7533 | proto_tree_add_item_ret_uint(sigalg_tree, hf->hf.hs_sig_hash_sig, tvb,
7534 | offset + 1, 1, ENC_BIG_ENDIAN0x00000000, &sigalg);
7535 |
7536 | /* No TLS 1.3 SignatureScheme? Fallback to TLS 1.2 interpretation. */
7537 | if (!try_val_to_str(sighash, tls13_signature_algorithm)) {
7538 | proto_item_set_text(ti_sigalg, "Signature Algorithm: %s %s (0x%04x)",
7539 | val_to_str_const(hashalg, tls_hash_algorithm, "Unknown"),
7540 | val_to_str_const(sigalg, tls_signature_algorithm, "Unknown"),
7541 | sighash);
7542 | }
7543 | } /* }}} */
7544 |
7545 | /* dissect a list of hash algorithms, return the number of bytes dissected
7546 | this is used for the signature algorithms extension and for the
7547 | TLS1.2 certificate request. {{{ */
7548 | static int
7549 | ssl_dissect_hash_alg_list(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
7550 | packet_info* pinfo, uint32_t offset, uint32_t offset_end, ja4_data_t *ja4_data)
7551 | {
7552 | /* https://tools.ietf.org/html/rfc5246#section-7.4.1.4.1
7553 | * struct {
7554 | * HashAlgorithm hash;
7555 | * SignatureAlgorithm signature;
7556 | * } SignatureAndHashAlgorithm;
7557 | * SignatureAndHashAlgorithm supported_signature_algorithms<2..2^16-2>;
7558 | */
7559 | proto_tree *subtree;
7560 | proto_item *ti;
7561 | unsigned sh_alg_length;
7562 | uint32_t next_offset;
7563 |
7564 | /* SignatureAndHashAlgorithm supported_signature_algorithms<2..2^16-2> */
7565 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &sh_alg_length,
7566 | hf->hf.hs_sig_hash_alg_len, 2, UINT16_MAX(65535) - 1)) {
7567 | return offset_end;
7568 | }
7569 | offset += 2;
7570 | next_offset = offset + sh_alg_length;
7571 |
7572 | ti = proto_tree_add_none_format(tree, hf->hf.hs_sig_hash_algs, tvb, offset, sh_alg_length,
7573 | "Signature Hash Algorithms (%u algorithm%s)",
7574 | sh_alg_length / 2, plurality(sh_alg_length / 2, "", "s")((sh_alg_length / 2) == 1 ? ("") : ("s")));
7575 | subtree = proto_item_add_subtree(ti, hf->ett.hs_sig_hash_algs);
7576 |
7577 | while (offset + 2 <= next_offset) {
7578 | tls_dissect_signature_algorithm(hf, tvb, subtree, offset, ja4_data);
7579 | offset += 2;
7580 | }
7581 |
7582 | if (!ssl_end_vector(hf, tvb, pinfo, subtree, offset, next_offset)) {
7583 | offset = next_offset;
7584 | }
7585 |
7586 | return offset;
7587 | } /* }}} */
7588 |
7589 | /* Dissection of DistinguishedName (for CertificateRequest and
7590 | * certificate_authorities extension). {{{ */
7591 | static uint32_t
7592 | tls_dissect_certificate_authorities(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
7593 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
7594 | {
7595 | proto_item *ti;
7596 | proto_tree *subtree;
7597 | uint32_t dnames_length, next_offset;
7598 | asn1_ctx_t asn1_ctx;
7599 | int dnames_count = 100; /* the maximum number of DNs to add to the tree */
7600 |
7601 | /* Note: minimum length is 0 for TLS 1.1/1.2 and 3 for earlier/later */
7602 | /* DistinguishedName certificate_authorities<0..2^16-1> */
7603 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &dnames_length,
7604 | hf->hf.hs_dnames_len, 0, UINT16_MAX(65535))) {
7605 | return offset_end;
7606 | }
7607 | offset += 2;
7608 | next_offset = offset + dnames_length;
7609 |
7610 | if (dnames_length > 0) {
7611 | ti = proto_tree_add_none_format(tree,
7612 | hf->hf.hs_dnames,
7613 | tvb, offset, dnames_length,
7614 | "Distinguished Names (%d byte%s)",
7615 | dnames_length,
7616 | plurality(dnames_length, "", "s")((dnames_length) == 1 ? ("") : ("s")));
7617 | subtree = proto_item_add_subtree(ti, hf->ett.dnames);
7618 |
7619 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
7620 |
7621 | while (offset < next_offset) {
7622 | /* get the length of the current certificate */
7623 | uint32_t name_length;
7624 |
7625 | if (dnames_count-- == 0) {
7626 | /* stop adding to tree when the list is considered too large
7627 | * https://gitlab.com/wireshark/wireshark/-/issues/16202
7628 | Note: dnames_count must be set low enough not to hit the
7629 | limit set by PINFO_LAYER_MAX_RECURSION_DEPTH in packet.c
7630 | */
7631 | ti = proto_tree_add_item(subtree, hf->hf.hs_dnames_truncated,
7632 | tvb, offset, next_offset - offset, ENC_NA0x00000000);
7633 | proto_item_set_generated(ti);
7634 | return next_offset;
7635 | }
7636 |
7637 | /* opaque DistinguishedName<1..2^16-1> */
7638 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, next_offset, &name_length,
7639 | hf->hf.hs_dname_len, 1, UINT16_MAX(65535))) {
7640 | return next_offset;
7641 | }
7642 | offset += 2;
7643 |
7644 | dissect_x509if_DistinguishedName(false0, tvb, offset, &asn1_ctx,
7645 | subtree, hf->hf.hs_dname);
7646 | offset += name_length;
7647 | }
7648 | }
7649 | return offset;
7650 | } /* }}} */
7651 |
7652 |
7653 | /** TLS Extensions (in Client Hello and Server Hello). {{{ */
7654 | static int
7655 | ssl_dissect_hnd_hello_ext_sig_hash_algs(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7656 | proto_tree *tree, packet_info* pinfo, uint32_t offset, uint32_t offset_end, ja4_data_t *ja4_data)
7657 | {
7658 | return ssl_dissect_hash_alg_list(hf, tvb, tree, pinfo, offset, offset_end, ja4_data);
7659 | }
7660 |
7661 | static int
7662 | ssl_dissect_hnd_ext_delegated_credentials(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7663 | proto_tree *tree, packet_info* pinfo, uint32_t offset, uint32_t offset_end, uint8_t hnd_type)
7664 | {
7665 | if (hnd_type == SSL_HND_CLIENT_HELLO ||
7666 | hnd_type == SSL_HND_CERT_REQUEST) {
7667 | /*
7668 | * struct {
7669 | * SignatureScheme supported_signature_algorithm<2..2^16-2>;
7670 | * } SignatureSchemeList;
7671 | */
7672 |
7673 | return ssl_dissect_hash_alg_list(hf, tvb, tree, pinfo, offset, offset_end, NULL((void*)0));
7674 | } else {
7675 | asn1_ctx_t asn1_ctx;
7676 | unsigned pubkey_length, sign_length;
7677 |
7678 | /*
7679 | * struct {
7680 | * uint32 valid_time;
7681 | * SignatureScheme expected_cert_verify_algorithm;
7682 | * opaque ASN1_subjectPublicKeyInfo<1..2^24-1>;
7683 | * } Credential;
7684 | *
7685 | * struct {
7686 | * Credential cred;
7687 | * SignatureScheme algorithm;
7688 | * opaque signature<0..2^16-1>;
7689 | * } DelegatedCredential;
7690 | */
7691 |
7692 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
7693 |
7694 | proto_tree_add_item(tree, hf->hf.hs_cred_valid_time, tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
7695 | offset += 4;
7696 |
7697 | tls_dissect_signature_algorithm(hf, tvb, tree, offset, NULL((void*)0));
7698 | offset += 2;
7699 |
7700 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &pubkey_length,
7701 | hf->hf.hs_cred_pubkey_len, 1, G_MAXUINT24((1U << 24) - 1))) {
7702 | return offset_end;
7703 | }
7704 | offset += 3;
7705 | dissect_x509af_SubjectPublicKeyInfo(false0, tvb, offset, &asn1_ctx, tree, hf->hf.hs_cred_pubkey);
7706 | offset += pubkey_length;
7707 |
7708 | tls_dissect_signature_algorithm(hf, tvb, tree, offset, NULL((void*)0));
7709 | offset += 2;
7710 |
7711 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &sign_length,
7712 | hf->hf.hs_cred_signature_len, 1, UINT16_MAX(65535))) {
7713 | return offset_end;
7714 | }
7715 | offset += 2;
7716 | proto_tree_add_item(tree, hf->hf.hs_cred_signature,
7717 | tvb, offset, sign_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7718 | offset += sign_length;
7719 |
7720 | return offset;
7721 | }
7722 | }
7723 |
7724 | static int
7725 | ssl_dissect_hnd_hello_ext_alps(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7726 | packet_info *pinfo, proto_tree *tree,
7727 | uint32_t offset, uint32_t offset_end,
7728 | uint8_t hnd_type)
7729 | {
7730 |
7731 | /* https://datatracker.ietf.org/doc/html/draft-vvv-tls-alps-01#section-4 */
7732 |
7733 | switch (hnd_type) {
7734 | case SSL_HND_CLIENT_HELLO: {
7735 | proto_tree *alps_tree;
7736 | proto_item *ti;
7737 | uint32_t next_offset, alps_length, name_length;
7738 |
7739 | /*
7740 | * opaque ProtocolName<1..2^8-1>;
7741 | * struct {
7742 | * ProtocolName supported_protocols<2..2^16-1>
7743 | * } ApplicationSettingsSupport;
7744 | */
7745 |
7746 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &alps_length,
7747 | hf->hf.hs_ext_alps_len, 2, UINT16_MAX(65535))) {
7748 | return offset_end;
7749 | }
7750 | offset += 2;
7751 | next_offset = offset + alps_length;
7752 |
7753 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_alps_alpn_list,
7754 | tvb, offset, alps_length, ENC_NA0x00000000);
7755 | alps_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_alps);
7756 |
7757 | /* Parse list (note missing check for end of vector, ssl_add_vector below
7758 | * ensures that data is always available.) */
7759 | while (offset < next_offset) {
7760 | if (!ssl_add_vector(hf, tvb, pinfo, alps_tree, offset, next_offset, &name_length,
7761 | hf->hf.hs_ext_alps_alpn_str_len, 1, UINT8_MAX(255))) {
7762 | return next_offset;
7763 | }
7764 | offset++;
7765 |
7766 | proto_tree_add_item(alps_tree, hf->hf.hs_ext_alps_alpn_str,
7767 | tvb, offset, name_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7768 | offset += name_length;
7769 | }
7770 |
7771 | return offset;
7772 | }
7773 | case SSL_HND_ENCRYPTED_EXTS:
7774 | /* Opaque blob */
7775 | proto_tree_add_item(tree, hf->hf.hs_ext_alps_settings,
7776 | tvb, offset, offset_end - offset, ENC_ASCII0x00000000|ENC_NA0x00000000);
7777 | break;
7778 | }
7779 |
7780 | return offset_end;
7781 | }
7782 |
7783 | static int
7784 | ssl_dissect_hnd_hello_ext_alpn(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7785 | packet_info *pinfo, proto_tree *tree,
7786 | uint32_t offset, uint32_t offset_end,
7787 | uint8_t hnd_type, SslSession *session,
7788 | bool_Bool is_dtls, ja4_data_t *ja4_data)
7789 | {
7790 |
7791 | /* https://tools.ietf.org/html/rfc7301#section-3.1
7792 | * opaque ProtocolName<1..2^8-1>;
7793 | * struct {
7794 | * ProtocolName protocol_name_list<2..2^16-1>
7795 | * } ProtocolNameList;
7796 | */
7797 | proto_tree *alpn_tree;
7798 | proto_item *ti;
7799 | uint32_t next_offset, alpn_length, name_length;
7800 | uint8_t *proto_name = NULL((void*)0), *client_proto_name = NULL((void*)0);
7801 |
7802 | /* ProtocolName protocol_name_list<2..2^16-1> */
7803 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &alpn_length,
7804 | hf->hf.hs_ext_alpn_len, 2, UINT16_MAX(65535))) {
7805 | return offset_end;
7806 | }
7807 | offset += 2;
7808 | next_offset = offset + alpn_length;
7809 |
7810 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_alpn_list,
7811 | tvb, offset, alpn_length, ENC_NA0x00000000);
7812 | alpn_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_alpn);
7813 |
7814 | /* Parse list (note missing check for end of vector, ssl_add_vector below
7815 | * ensures that data is always available.) */
7816 | while (offset < next_offset) {
7817 | /* opaque ProtocolName<1..2^8-1> */
7818 | if (!ssl_add_vector(hf, tvb, pinfo, alpn_tree, offset, next_offset, &name_length,
7819 | hf->hf.hs_ext_alpn_str_len, 1, UINT8_MAX(255))) {
7820 | return next_offset;
7821 | }
7822 | offset++;
7823 |
7824 | proto_tree_add_item(alpn_tree, hf->hf.hs_ext_alpn_str,
7825 | tvb, offset, name_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7826 | if (ja4_data && wmem_strbuf_get_len(ja4_data->alpn) == 0) {
7827 | const char alpn_first_char = (char)tvb_get_uint8(tvb,offset);
7828 | const char alpn_last_char = (char)tvb_get_uint8(tvb,offset + name_length - 1);
7829 | if ((g_ascii_isprint(alpn_first_char)((g_ascii_table[(guchar) (alpn_first_char)] & G_ASCII_PRINT ) != 0)) && g_ascii_isprint(alpn_last_char)((g_ascii_table[(guchar) (alpn_last_char)] & G_ASCII_PRINT ) != 0)) {
7830 | wmem_strbuf_append_printf(ja4_data->alpn, "%c%c", alpn_first_char, alpn_last_char);
7831 | }
7832 | else {
7833 | wmem_strbuf_append_printf(ja4_data->alpn, "%x%x",(alpn_first_char >> 4) & 0x0F,
7834 | alpn_last_char & 0x0F);
7835 | }
7836 | }
7837 | /* Remember first ALPN ProtocolName entry for server. */
7838 | if (hnd_type == SSL_HND_SERVER_HELLO || hnd_type == SSL_HND_ENCRYPTED_EXTENSIONS) {
7839 | /* '\0'-terminated string for dissector table match and prefix
7840 | * comparison purposes. */
7841 | proto_name = tvb_get_string_enc(pinfo->pool, tvb, offset,
7842 | name_length, ENC_ASCII0x00000000);
7843 | } else if (hnd_type == SSL_HND_CLIENT_HELLO) {
7844 | client_proto_name = tvb_get_string_enc(pinfo->pool, tvb, offset,
7845 | name_length, ENC_ASCII0x00000000);
7846 | }
7847 | offset += name_length;
7848 | }
7849 |
7850 | /* If ALPN is given in ServerHello, then ProtocolNameList MUST contain
7851 | * exactly one "ProtocolName". */
7852 | if (proto_name) {
7853 | dissector_handle_t handle;
7854 |
7855 | session->alpn_name = wmem_strdup(wmem_file_scope(), proto_name);
7856 |
7857 | if (is_dtls) {
7858 | handle = dissector_get_string_handle(dtls_alpn_dissector_table,
7859 | proto_name);
7860 | } else {
7861 | handle = dissector_get_string_handle(ssl_alpn_dissector_table,
7862 | proto_name);
7863 | if (handle == NULL((void*)0)) {
7864 | /* Try prefix matching */
7865 | for (size_t i = 0; i < G_N_ELEMENTS(ssl_alpn_prefix_match_protocols)(sizeof (ssl_alpn_prefix_match_protocols) / sizeof ((ssl_alpn_prefix_match_protocols )[0])); i++) {
7866 | const ssl_alpn_prefix_match_protocol_t *alpn_proto = &ssl_alpn_prefix_match_protocols[i];
7867 |
7868 | /* string_string is inappropriate as it compares strings
7869 | * while "byte strings MUST NOT be truncated" (RFC 7301) */
7870 | if (g_str_has_prefix(proto_name, alpn_proto->proto_prefix)(__builtin_constant_p (alpn_proto->proto_prefix)? __extension__ ({ const char * const __str = (proto_name); const char * const __prefix = (alpn_proto->proto_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) ( proto_name, alpn_proto->proto_prefix) )) {
7871 | handle = find_dissector(alpn_proto->dissector_name);
7872 | break;
7873 | }
7874 | }
7875 | }
7876 | }
7877 | if (handle != NULL((void*)0)) {
7878 | /* ProtocolName match, so set the App data dissector handle.
7879 | * This may override protocols given via the UAT dialog, but
7880 | * since the ALPN hint is precise, do it anyway. */
7881 | ssl_debug_printf("%s: changing handle %p to %p (%s)", G_STRFUNC((const char*) (__func__)),
7882 | (void *)session->app_handle,
7883 | (void *)handle,
7884 | dissector_handle_get_dissector_name(handle));
7885 | session->app_handle = handle;
7886 | }
7887 | } else if (client_proto_name) {
7888 | // No current use for looking up the handle as the only consumer of this API is currently the QUIC dissector
7889 | // and it just needs the string since there are/were various HTTP/3 ALPNs to check for.
7890 | session->client_alpn_name = wmem_strdup(wmem_file_scope(), client_proto_name);
7891 | }
7892 |
7893 | return offset;
7894 | }
7895 |
7896 | static int
7897 | ssl_dissect_hnd_hello_ext_npn(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7898 | packet_info *pinfo, proto_tree *tree,
7899 | uint32_t offset, uint32_t offset_end)
7900 | {
7901 | /* https://tools.ietf.org/html/draft-agl-tls-nextprotoneg-04#page-3
7902 | * The "extension_data" field of a "next_protocol_negotiation" extension
7903 | * in a "ServerHello" contains an optional list of protocols advertised
7904 | * by the server. Protocols are named by opaque, non-empty byte strings
7905 | * and the list of protocols is serialized as a concatenation of 8-bit,
7906 | * length prefixed byte strings. Implementations MUST ensure that the
7907 | * empty string is not included and that no byte strings are truncated.
7908 | */
7909 | uint32_t npn_length;
7910 | proto_tree *npn_tree;
7911 |
7912 | /* List is optional, do not add tree if there are no entries. */
7913 | if (offset == offset_end) {
7914 | return offset;
7915 | }
7916 |
7917 | npn_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_npn, NULL((void*)0), "Next Protocol Negotiation");
7918 |
7919 | while (offset < offset_end) {
7920 | /* non-empty, 8-bit length prefixed strings means range 1..255 */
7921 | if (!ssl_add_vector(hf, tvb, pinfo, npn_tree, offset, offset_end, &npn_length,
7922 | hf->hf.hs_ext_npn_str_len, 1, UINT8_MAX(255))) {
7923 | return offset_end;
7924 | }
7925 | offset++;
7926 |
7927 | proto_tree_add_item(npn_tree, hf->hf.hs_ext_npn_str,
7928 | tvb, offset, npn_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7929 | offset += npn_length;
7930 | }
7931 |
7932 | return offset;
7933 | }
7934 |
7935 | static int
7936 | ssl_dissect_hnd_hello_ext_reneg_info(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7937 | packet_info *pinfo, proto_tree *tree,
7938 | uint32_t offset, uint32_t offset_end)
7939 | {
7940 | /* https://tools.ietf.org/html/rfc5746#section-3.2
7941 | * struct {
7942 | * opaque renegotiated_connection<0..255>;
7943 | * } RenegotiationInfo;
7944 | *
7945 | */
7946 | proto_tree *reneg_info_tree;
7947 | uint32_t reneg_info_length;
7948 |
7949 | reneg_info_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_reneg_info, NULL((void*)0), "Renegotiation Info extension");
7950 |
7951 | /* opaque renegotiated_connection<0..255> */
7952 | if (!ssl_add_vector(hf, tvb, pinfo, reneg_info_tree, offset, offset_end, &reneg_info_length,
7953 | hf->hf.hs_ext_reneg_info_len, 0, 255)) {
7954 | return offset_end;
7955 | }
7956 | offset++;
7957 |
7958 | if (reneg_info_length > 0) {
7959 | proto_tree_add_item(reneg_info_tree, hf->hf.hs_ext_reneg_info, tvb, offset, reneg_info_length, ENC_NA0x00000000);
7960 | offset += reneg_info_length;
7961 | }
7962 |
7963 | return offset;
7964 | }
7965 |
7966 | static int
7967 | ssl_dissect_hnd_hello_ext_key_share_entry(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
7968 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
7969 | const char **group_name_out)
7970 | {
7971 | /* RFC 8446 Section 4.2.8
7972 | * struct {
7973 | * NamedGroup group;
7974 | * opaque key_exchange<1..2^16-1>;
7975 | * } KeyShareEntry;
7976 | */
7977 | uint32_t key_exchange_length, group;
7978 | proto_tree *ks_tree;
7979 |
7980 | ks_tree = proto_tree_add_subtree(tree, tvb, offset, 4, hf->ett.hs_ext_key_share_ks, NULL((void*)0), "Key Share Entry");
7981 |
7982 | proto_tree_add_item_ret_uint(ks_tree, hf->hf.hs_ext_key_share_group, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &group);
7983 | offset += 2;
7984 | const char *group_name = val_to_str(pinfo->pool, group, ssl_extension_curves, "Unknown (%u)");
7985 | proto_item_append_text(ks_tree, ": Group: %s", group_name);
7986 | if (group_name_out) {
7987 | *group_name_out = !IS_GREASE_TLS(group)((((group) & 0x0f0f) == 0x0a0a) && (((group) & 0xff) == (((group)>>8) & 0xff))) ? group_name : NULL((void*)0);
7988 | }
7989 |
7990 | /* opaque key_exchange<1..2^16-1> */
7991 | if (!ssl_add_vector(hf, tvb, pinfo, ks_tree, offset, offset_end, &key_exchange_length,
7992 | hf->hf.hs_ext_key_share_key_exchange_length, 1, UINT16_MAX(65535))) {
7993 | return offset_end; /* Bad (possible truncated) length, skip to end of KeyShare extension. */
7994 | }
7995 | offset += 2;
7996 | proto_item_set_len(ks_tree, 2 + 2 + key_exchange_length);
7997 | proto_item_append_text(ks_tree, ", Key Exchange length: %u", key_exchange_length);
7998 |
7999 | proto_tree_add_item(ks_tree, hf->hf.hs_ext_key_share_key_exchange, tvb, offset, key_exchange_length, ENC_NA0x00000000);
8000 | offset += key_exchange_length;
8001 |
8002 | return offset;
8003 | }
8004 |
8005 | static int
8006 | ssl_dissect_hnd_hello_ext_key_share(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8007 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8008 | uint8_t hnd_type)
8009 | {
8010 | proto_tree *key_share_tree;
8011 | uint32_t next_offset;
8012 | uint32_t client_shares_length;
8013 | uint32_t group;
8014 | const char *group_name = NULL((void*)0);
8015 |
8016 | if (offset_end <= offset) { /* Check if ext_len == 0 and "overflow" (offset + ext_len) > uint32_t) */
8017 | return offset;
8018 | }
8019 |
8020 | key_share_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_key_share, NULL((void*)0), "Key Share extension");
8021 |
8022 | switch(hnd_type){
8023 | case SSL_HND_CLIENT_HELLO:
8024 | /* KeyShareEntry client_shares<0..2^16-1> */
8025 | if (!ssl_add_vector(hf, tvb, pinfo, key_share_tree, offset, offset_end, &client_shares_length,
8026 | hf->hf.hs_ext_key_share_client_length, 0, UINT16_MAX(65535))) {
8027 | return offset_end;
8028 | }
8029 | offset += 2;
8030 | next_offset = offset + client_shares_length;
8031 | const char *sep = " ";
8032 | while (offset + 4 <= next_offset) { /* (NamedGroup (2 bytes), key_exchange (1 byte for length, 1 byte minimum data) */
8033 | offset = ssl_dissect_hnd_hello_ext_key_share_entry(hf, tvb, pinfo, key_share_tree, offset, next_offset, &group_name);
8034 | if (group_name) {
8035 | proto_item_append_text(tree, "%s%s", sep, group_name);
8036 | sep = ", ";
8037 | }
8038 | }
8039 | if (!ssl_end_vector(hf, tvb, pinfo, key_share_tree, offset, next_offset)) {
8040 | return next_offset;
8041 | }
8042 | break;
8043 | case SSL_HND_SERVER_HELLO:
8044 | offset = ssl_dissect_hnd_hello_ext_key_share_entry(hf, tvb, pinfo, key_share_tree, offset, offset_end, &group_name);
8045 | if (group_name) {
8046 | proto_item_append_text(tree, " %s", group_name);
8047 | }
8048 | break;
8049 | case SSL_HND_HELLO_RETRY_REQUEST:
8050 | proto_tree_add_item_ret_uint(key_share_tree, hf->hf.hs_ext_key_share_selected_group, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &group);
8051 | offset += 2;
8052 | group_name = val_to_str(pinfo->pool, group, ssl_extension_curves, "Unknown (%u)");
8053 | proto_item_append_text(tree, " %s", group_name);
8054 | break;
8055 | default: /* no default */
8056 | break;
8057 | }
8058 |
8059 | return offset;
8060 | }
8061 |
8062 | static int
8063 | ssl_dissect_hnd_hello_ext_pre_shared_key(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8064 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8065 | uint8_t hnd_type)
8066 | {
8067 | /* RFC 8446 Section 4.2.11
8068 | * struct {
8069 | * opaque identity<1..2^16-1>;
8070 | * uint32 obfuscated_ticket_age;
8071 | * } PskIdentity;
8072 | * opaque PskBinderEntry<32..255>;
8073 | * struct {
8074 | * select (Handshake.msg_type) {
8075 | * case client_hello:
8076 | * PskIdentity identities<7..2^16-1>;
8077 | * PskBinderEntry binders<33..2^16-1>;
8078 | * case server_hello:
8079 | * uint16 selected_identity;
8080 | * };
8081 | * } PreSharedKeyExtension;
8082 | */
8083 |
8084 | proto_tree *psk_tree;
8085 |
8086 | psk_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_pre_shared_key, NULL((void*)0), "Pre-Shared Key extension");
8087 |
8088 | switch (hnd_type){
8089 | case SSL_HND_CLIENT_HELLO: {
8090 | uint32_t identities_length, identities_end, binders_length;
8091 |
8092 | /* PskIdentity identities<7..2^16-1> */
8093 | if (!ssl_add_vector(hf, tvb, pinfo, psk_tree, offset, offset_end, &identities_length,
8094 | hf->hf.hs_ext_psk_identities_length, 7, UINT16_MAX(65535))) {
8095 | return offset_end;
8096 | }
8097 | offset += 2;
8098 | identities_end = offset + identities_length;
8099 |
8100 | while (offset < identities_end) {
8101 | uint32_t identity_length;
8102 | proto_tree *identity_tree;
8103 |
8104 | identity_tree = proto_tree_add_subtree(psk_tree, tvb, offset, 4, hf->ett.hs_ext_psk_identity, NULL((void*)0), "PSK Identity (");
8105 |
8106 | /* opaque identity<1..2^16-1> */
8107 | if (!ssl_add_vector(hf, tvb, pinfo, identity_tree, offset, identities_end, &identity_length,
8108 | hf->hf.hs_ext_psk_identity_identity_length, 1, UINT16_MAX(65535))) {
8109 | return identities_end;
8110 | }
8111 | offset += 2;
8112 | proto_item_append_text(identity_tree, "length: %u)", identity_length);
8113 |
8114 | proto_tree_add_item(identity_tree, hf->hf.hs_ext_psk_identity_identity, tvb, offset, identity_length, ENC_BIG_ENDIAN0x00000000);
8115 | offset += identity_length;
8116 |
8117 | proto_tree_add_item(identity_tree, hf->hf.hs_ext_psk_identity_obfuscated_ticket_age, tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
8118 | offset += 4;
8119 |
8120 | proto_item_set_len(identity_tree, 2 + identity_length + 4);
8121 | }
8122 | if (!ssl_end_vector(hf, tvb, pinfo, psk_tree, offset, identities_end)) {
8123 | offset = identities_end;
8124 | }
8125 |
8126 | /* PskBinderEntry binders<33..2^16-1> */
8127 | if (!ssl_add_vector(hf, tvb, pinfo, psk_tree, offset, offset_end, &binders_length,
8128 | hf->hf.hs_ext_psk_binders_length, 33, UINT16_MAX(65535))) {
8129 | return offset_end;
8130 | }
8131 | offset += 2;
8132 |
8133 | proto_item *binders_item;
8134 | proto_tree *binders_tree;
8135 | binders_item = proto_tree_add_item(psk_tree, hf->hf.hs_ext_psk_binders, tvb, offset, binders_length, ENC_NA0x00000000);
8136 | binders_tree = proto_item_add_subtree(binders_item, hf->ett.hs_ext_psk_binders);
8137 | uint32_t binders_end = offset + binders_length;
8138 | while (offset < binders_end) {
8139 | uint32_t binder_length;
8140 | proto_item *binder_item;
8141 | proto_tree *binder_tree;
8142 |
8143 | binder_item = proto_tree_add_item(binders_tree, hf->hf.hs_ext_psk_binder, tvb, offset, 1, ENC_NA0x00000000);
8144 | binder_tree = proto_item_add_subtree(binder_item, hf->ett.hs_ext_psk_binder);
8145 |
8146 | /* opaque PskBinderEntry<32..255>; */
8147 | if (!ssl_add_vector(hf, tvb, pinfo, binder_tree, offset, binders_end, &binder_length,
8148 | hf->hf.hs_ext_psk_binder_binder_length, 32, 255)) {
8149 | return binders_end;
8150 | }
8151 | offset += 1;
8152 | proto_item_append_text(binder_tree, " (length: %u)", binder_length);
8153 |
8154 | proto_tree_add_item(binder_tree, hf->hf.hs_ext_psk_binder_binder, tvb, offset, binder_length, ENC_BIG_ENDIAN0x00000000);
8155 | offset += binder_length;
8156 |
8157 | proto_item_set_end(binder_item, tvb, offset);
8158 | }
8159 | }
8160 | break;
8161 | case SSL_HND_SERVER_HELLO: {
8162 | proto_tree_add_item(psk_tree, hf->hf.hs_ext_psk_identity_selected, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8163 | offset += 2;
8164 | }
8165 | break;
8166 | default:
8167 | break;
8168 | }
8169 |
8170 | return offset;
8171 | }
8172 |
8173 | static uint32_t
8174 | ssl_dissect_hnd_hello_ext_early_data(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo _U___attribute__((unused)),
8175 | proto_tree *tree, uint32_t offset, uint32_t offset_end _U___attribute__((unused)),
8176 | uint8_t hnd_type, SslDecryptSession *ssl)
8177 | {
8178 | /* RFC 8446 Section 4.2.10
8179 | * struct {} Empty;
8180 | * struct {
8181 | * select (Handshake.msg_type) {
8182 | * case new_session_ticket: uint32 max_early_data_size;
8183 | * case client_hello: Empty;
8184 | * case encrypted_extensions: Empty;
8185 | * };
8186 | * } EarlyDataIndication;
8187 | */
8188 | switch (hnd_type) {
8189 | case SSL_HND_CLIENT_HELLO:
8190 | /* Remember that early_data will follow the handshake. */
8191 | if (ssl) {
8192 | ssl_debug_printf("%s found early_data extension\n", G_STRFUNC((const char*) (__func__)));
8193 | ssl->has_early_data = true1;
8194 | }
8195 | break;
8196 | case SSL_HND_NEWSESSION_TICKET:
8197 | proto_tree_add_item(tree, hf->hf.hs_ext_max_early_data_size, tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
8198 | offset += 4;
8199 | break;
8200 | default:
8201 | break;
8202 | }
8203 | return offset;
8204 | }
8205 |
8206 | static uint16_t
8207 | tls_try_get_version(bool_Bool is_dtls, uint16_t version, uint8_t *draft_version)
8208 | {
8209 | if (draft_version) {
8210 | *draft_version = 0;
8211 | }
8212 | if (!is_dtls) {
8213 | uint8_t tls13_draft = extract_tls13_draft_version(version);
8214 | if (tls13_draft != 0) {
8215 | /* This is TLS 1.3 (a draft version). */
8216 | if (draft_version) {
8217 | *draft_version = tls13_draft;
8218 | }
8219 | version = TLSV1DOT3_VERSION0x304;
8220 | }
8221 | if (version == 0xfb17 || version == 0xfb1a) {
8222 | /* Unofficial TLS 1.3 draft version for Facebook fizz. */
8223 | tls13_draft = (uint8_t)version;
8224 | if (draft_version) {
8225 | *draft_version = tls13_draft;
8226 | }
8227 | version = TLSV1DOT3_VERSION0x304;
8228 | }
8229 | }
8230 |
8231 | switch (version) {
8232 | case SSLV3_VERSION0x300:
8233 | case TLSV1_VERSION0x301:
8234 | case TLSV1DOT1_VERSION0x302:
8235 | case TLSV1DOT2_VERSION0x303:
8236 | case TLSV1DOT3_VERSION0x304:
8237 | case TLCPV1_VERSION0x101:
8238 | if (is_dtls)
8239 | return SSL_VER_UNKNOWN0;
8240 | break;
8241 |
8242 | case DTLSV1DOT0_VERSION0xfeff:
8243 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
8244 | case DTLSV1DOT2_VERSION0xfefd:
8245 | case DTLSV1DOT3_VERSION0xfefc:
8246 | if (!is_dtls)
8247 | return SSL_VER_UNKNOWN0;
8248 | break;
8249 |
8250 | default: /* invalid version number */
8251 | return SSL_VER_UNKNOWN0;
8252 | }
8253 |
8254 | return version;
8255 | }
8256 |
8257 | static int
8258 | ssl_dissect_hnd_hello_ext_supported_versions(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8259 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8260 | SslSession *session, bool_Bool is_dtls, ja4_data_t *ja4_data)
8261 | {
8262 |
8263 | /* RFC 8446 Section 4.2.1
8264 | * struct {
8265 | * ProtocolVersion versions<2..254>; // ClientHello
8266 | * } SupportedVersions;
8267 | * Note that ServerHello and HelloRetryRequest are handled by the caller.
8268 | */
8269 | uint32_t versions_length, next_offset;
8270 | /* ProtocolVersion versions<2..254> */
8271 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &versions_length,
8272 | hf->hf.hs_ext_supported_versions_len, 2, 254)) {
8273 | return offset_end;
8274 | }
8275 | offset++;
8276 | next_offset = offset + versions_length;
8277 |
8278 | unsigned version;
8279 | unsigned current_version, lowest_version = SSL_VER_UNKNOWN0;
8280 | uint8_t draft_version, max_draft_version = 0;
8281 | const char *sep = " ";
8282 | while (offset + 2 <= next_offset) {
8283 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_supported_version, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &version);
8284 | offset += 2;
8285 |
8286 | if (!IS_GREASE_TLS(version)((((version) & 0x0f0f) == 0x0a0a) && (((version) & 0xff) == (((version)>>8) & 0xff)))) {
8287 | proto_item_append_text(tree, "%s%s", sep, val_to_str(pinfo->pool, version, ssl_versions, "Unknown (0x%04x)"));
8288 | sep = ", ";
8289 | }
8290 |
8291 | current_version = tls_try_get_version(is_dtls, version, &draft_version);
8292 | if (session->version == SSL_VER_UNKNOWN0) {
8293 | if (lowest_version == SSL_VER_UNKNOWN0) {
8294 | lowest_version = current_version;
8295 | } else if (current_version != SSL_VER_UNKNOWN0) {
8296 | if (!is_dtls) {
8297 | lowest_version = MIN(lowest_version, current_version)(((lowest_version) < (current_version)) ? (lowest_version) : (current_version));
8298 | } else {
8299 | lowest_version = MAX(lowest_version, current_version)(((lowest_version) > (current_version)) ? (lowest_version) : (current_version));
8300 | }
8301 | }
8302 | }
8303 | max_draft_version = MAX(draft_version, max_draft_version)(((draft_version) > (max_draft_version)) ? (draft_version) : (max_draft_version));
8304 | if (ja4_data && !IS_GREASE_TLS(version)((((version) & 0x0f0f) == 0x0a0a) && (((version) & 0xff) == (((version)>>8) & 0xff)))) {
8305 | /* The DTLS version numbers get mapped to "00" for unknown per
8306 | * JA4 spec, but if JA4 ever does support DTLS we'll probably
8307 | * need to take the MIN instead of MAX here for DTLS.
8308 | */
8309 | ja4_data->max_version = MAX(version, ja4_data->max_version)(((version) > (ja4_data->max_version)) ? (version) : (ja4_data ->max_version));
8310 | }
8311 | }
8312 | if (session->version == SSL_VER_UNKNOWN0 && lowest_version != SSL_VER_UNKNOWN0) {
8313 | col_set_str(pinfo->cinfo, COL_PROTOCOL,
8314 | val_to_str_const(version, ssl_version_short_names, is_dtls ? "DTLS" : "TLS"));
8315 | }
8316 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset)) {
8317 | offset = next_offset;
8318 | }
8319 |
8320 | /* XXX remove this when draft 19 support is dropped,
8321 | * this is only required for early data decryption. */
8322 | if (max_draft_version) {
8323 | session->tls13_draft_version = max_draft_version;
8324 | }
8325 |
8326 | return offset;
8327 | }
8328 |
8329 | static int
8330 | ssl_dissect_hnd_hello_ext_cookie(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8331 | packet_info *pinfo, proto_tree *tree,
8332 | uint32_t offset, uint32_t offset_end)
8333 | {
8334 | /* RFC 8446 Section 4.2.2
8335 | * struct {
8336 | * opaque cookie<1..2^16-1>;
8337 | * } Cookie;
8338 | */
8339 | uint32_t cookie_length;
8340 | /* opaque cookie<1..2^16-1> */
8341 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cookie_length,
8342 | hf->hf.hs_ext_cookie_len, 1, UINT16_MAX(65535))) {
8343 | return offset_end;
8344 | }
8345 | offset += 2;
8346 |
8347 | proto_tree_add_item(tree, hf->hf.hs_ext_cookie, tvb, offset, cookie_length, ENC_NA0x00000000);
8348 | offset += cookie_length;
8349 |
8350 | return offset;
8351 | }
8352 |
8353 | static int
8354 | ssl_dissect_hnd_hello_ext_psk_key_exchange_modes(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8355 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
8356 | {
8357 | /* RFC 8446 Section 4.2.9
8358 | * enum { psk_ke(0), psk_dhe_ke(1), (255) } PskKeyExchangeMode;
8359 | *
8360 | * struct {
8361 | * PskKeyExchangeMode ke_modes<1..255>;
8362 | * } PskKeyExchangeModes;
8363 | */
8364 | uint32_t ke_modes_length, next_offset;
8365 |
8366 | /* PskKeyExchangeMode ke_modes<1..255> */
8367 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &ke_modes_length,
8368 | hf->hf.hs_ext_psk_ke_modes_length, 1, 255)) {
8369 | return offset_end;
8370 | }
8371 | offset++;
8372 | next_offset = offset + ke_modes_length;
8373 |
8374 | while (offset < next_offset) {
8375 | proto_tree_add_item(tree, hf->hf.hs_ext_psk_ke_mode, tvb, offset, 1, ENC_NA0x00000000);
8376 | offset++;
8377 | }
8378 |
8379 | return offset;
8380 | }
8381 |
8382 | static uint32_t
8383 | ssl_dissect_hnd_hello_ext_certificate_authorities(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8384 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
8385 | {
8386 | /* RFC 8446 Section 4.2.4
8387 | * opaque DistinguishedName<1..2^16-1>;
8388 | * struct {
8389 | * DistinguishedName authorities<3..2^16-1>;
8390 | * } CertificateAuthoritiesExtension;
8391 | */
8392 | return tls_dissect_certificate_authorities(hf, tvb, pinfo, tree, offset, offset_end);
8393 | }
8394 |
8395 | static int
8396 | ssl_dissect_hnd_hello_ext_oid_filters(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8397 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
8398 | {
8399 | /* RFC 8446 Section 4.2.5
8400 | * struct {
8401 | * opaque certificate_extension_oid<1..2^8-1>;
8402 | * opaque certificate_extension_values<0..2^16-1>;
8403 | * } OIDFilter;
8404 | * struct {
8405 | * OIDFilter filters<0..2^16-1>;
8406 | * } OIDFilterExtension;
8407 | */
8408 | proto_tree *subtree;
8409 | uint32_t filters_length, oid_length, values_length, value_offset;
8410 | asn1_ctx_t asn1_ctx;
8411 | const char *oid, *name;
8412 |
8413 | /* OIDFilter filters<0..2^16-1> */
8414 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &filters_length,
8415 | hf->hf.hs_ext_psk_ke_modes_length, 0, UINT16_MAX(65535))) {
8416 | return offset_end;
8417 | }
8418 | offset += 2;
8419 | offset_end = offset + filters_length;
8420 |
8421 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
8422 |
8423 | while (offset < offset_end) {
8424 | subtree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
8425 | hf->ett.hs_ext_oid_filter, NULL((void*)0), "OID Filter");
8426 |
8427 | /* opaque certificate_extension_oid<1..2^8-1> */
8428 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &oid_length,
8429 | hf->hf.hs_ext_oid_filters_oid_length, 1, UINT8_MAX(255))) {
8430 | return offset_end;
8431 | }
8432 | offset++;
8433 | dissect_ber_object_identifier_str(false0, &asn1_ctx, subtree, tvb, offset,
8434 | hf->hf.hs_ext_oid_filters_oid, &oid);
8435 | offset += oid_length;
8436 |
8437 | /* Append OID to tree label */
8438 | name = oid_resolved_from_string(pinfo->pool, oid);
8439 | proto_item_append_text(subtree, " (%s)", name ? name : oid);
8440 |
8441 | /* opaque certificate_extension_values<0..2^16-1> */
8442 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &values_length,
8443 | hf->hf.hs_ext_oid_filters_values_length, 0, UINT16_MAX(65535))) {
8444 | return offset_end;
8445 | }
8446 | offset += 2;
8447 | proto_item_set_len(subtree, 1 + oid_length + 2 + values_length);
8448 | if (values_length > 0) {
8449 | value_offset = offset;
8450 | value_offset = dissect_ber_identifier(pinfo, subtree, tvb, value_offset, NULL((void*)0), NULL((void*)0), NULL((void*)0));
8451 | value_offset = dissect_ber_length(pinfo, subtree, tvb, value_offset, NULL((void*)0), NULL((void*)0));
8452 | call_ber_oid_callback(oid, tvb, value_offset, pinfo, subtree, NULL((void*)0));
8453 | }
8454 | offset += values_length;
8455 | }
8456 |
8457 | return offset;
8458 | }
8459 |
8460 | static int
8461 | ssl_dissect_hnd_hello_ext_server_name(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8462 | packet_info *pinfo, proto_tree *tree,
8463 | uint32_t offset, uint32_t offset_end)
8464 | {
8465 | /* https://tools.ietf.org/html/rfc6066#section-3
8466 | *
8467 | * struct {
8468 | * NameType name_type;
8469 | * select (name_type) {
8470 | * case host_name: HostName;
8471 | * } name;
8472 | * } ServerName;
8473 | *
8474 | * enum {
8475 | * host_name(0), (255)
8476 | * } NameType;
8477 | *
8478 | * opaque HostName<1..2^16-1>;
8479 | *
8480 | * struct {
8481 | * ServerName server_name_list<1..2^16-1>
8482 | * } ServerNameList;
8483 | */
8484 | proto_tree *server_name_tree;
8485 | uint32_t list_length, server_name_length, next_offset;
8486 |
8487 | /* The server SHALL include "server_name" extension with empty data. */
8488 | if (offset == offset_end) {
8489 | return offset;
8490 | }
8491 |
8492 | server_name_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_server_name, NULL((void*)0), "Server Name Indication extension");
8493 |
8494 | /* ServerName server_name_list<1..2^16-1> */
8495 | if (!ssl_add_vector(hf, tvb, pinfo, server_name_tree, offset, offset_end, &list_length,
8496 | hf->hf.hs_ext_server_name_list_len, 1, UINT16_MAX(65535))) {
8497 | return offset_end;
8498 | }
8499 | offset += 2;
8500 | next_offset = offset + list_length;
8501 |
8502 | while (offset < next_offset) {
8503 | uint32_t name_type;
8504 | const uint8_t *server_name = NULL((void*)0);
8505 | proto_tree_add_item_ret_uint(server_name_tree, hf->hf.hs_ext_server_name_type,
8506 | tvb, offset, 1, ENC_NA0x00000000, &name_type);
8507 | offset++;
8508 |
8509 | /* opaque HostName<1..2^16-1> */
8510 | if (!ssl_add_vector(hf, tvb, pinfo, server_name_tree, offset, next_offset, &server_name_length,
8511 | hf->hf.hs_ext_server_name_len, 1, UINT16_MAX(65535))) {
8512 | return next_offset;
8513 | }
8514 | offset += 2;
8515 |
8516 | proto_tree_add_item_ret_string(server_name_tree, hf->hf.hs_ext_server_name,
8517 | tvb, offset, server_name_length, ENC_ASCII0x00000000|ENC_NA0x00000000,
8518 | pinfo->pool, &server_name);
8519 | offset += server_name_length;
8520 | // Each type must only occur once, so we don't check for duplicates.
8521 | if (name_type == 0) {
8522 | proto_item_append_text(tree, " name=%s", server_name);
8523 | col_append_fstr(pinfo->cinfo, COL_INFO, " (SNI=%s)", server_name);
8524 |
8525 | if (gbl_resolv_flags.handshake_sni_addr_resolution) {
8526 | // Client Hello: Client (Src) -> Server (Dst)
8527 | switch (pinfo->dst.type) {
8528 | case AT_IPv4:
8529 | if (pinfo->dst.len == sizeof(uint32_t)) {
8530 | add_ipv4_name(*(uint32_t *)pinfo->dst.data, server_name, false0);
8531 | }
8532 | break;
8533 | case AT_IPv6:
8534 | if (pinfo->dst.len == sizeof(ws_in6_addr)) {
8535 | add_ipv6_name(pinfo->dst.data, server_name, false0);
8536 | }
8537 | break;
8538 | }
8539 | }
8540 | }
8541 | }
8542 | return offset;
8543 | }
8544 |
8545 | static int
8546 | ssl_dissect_hnd_hello_ext_session_ticket(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8547 | proto_tree *tree, uint32_t offset, uint32_t offset_end, uint8_t hnd_type, SslDecryptSession *ssl)
8548 | {
8549 | unsigned ext_len = offset_end - offset;
8550 | if (hnd_type == SSL_HND_CLIENT_HELLO && ssl && ext_len != 0) {
8551 | tvb_ensure_bytes_exist(tvb, offset, ext_len);
8552 | /* Save the Session Ticket such that it can be used as identifier for
8553 | * restoring a previous Master Secret (in ChangeCipherSpec) */
8554 | ssl->session_ticket.data = (unsigned char*)wmem_realloc(wmem_file_scope(),
8555 | ssl->session_ticket.data, ext_len);
8556 | ssl->session_ticket.data_len = ext_len;
8557 | tvb_memcpy(tvb,ssl->session_ticket.data, offset, ext_len);
8558 | }
8559 | proto_tree_add_item(tree, hf->hf.hs_ext_session_ticket,
8560 | tvb, offset, ext_len, ENC_NA0x00000000);
8561 | return offset + ext_len;
8562 | }
8563 |
8564 | static int
8565 | ssl_dissect_hnd_hello_ext_cert_type(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8566 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8567 | uint8_t hnd_type, uint16_t ext_type, SslSession *session)
8568 | {
8569 | uint8_t cert_list_length;
8570 | uint8_t cert_type;
8571 | proto_tree *cert_list_tree;
8572 | proto_item *ti;
8573 |
8574 | switch(hnd_type){
8575 | case SSL_HND_CLIENT_HELLO:
8576 | cert_list_length = tvb_get_uint8(tvb, offset);
8577 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_types_len,
8578 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8579 | offset += 1;
8580 | if (offset_end - offset != (uint32_t)cert_list_length)
8581 | return offset;
8582 |
8583 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_cert_types, tvb, offset,
8584 | cert_list_length, cert_list_length);
8585 | proto_item_append_text(ti, " (%d)", cert_list_length);
8586 |
8587 | /* make this a subtree */
8588 | cert_list_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_cert_types);
8589 |
8590 | /* loop over all point formats */
8591 | while (cert_list_length > 0)
8592 | {
8593 | proto_tree_add_item(cert_list_tree, hf->hf.hs_ext_cert_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8594 | offset++;
8595 | cert_list_length--;
8596 | }
8597 | break;
8598 | case SSL_HND_SERVER_HELLO:
8599 | case SSL_HND_ENCRYPTED_EXTENSIONS:
8600 | case SSL_HND_CERTIFICATE:
8601 | cert_type = tvb_get_uint8(tvb, offset);
8602 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8603 | offset += 1;
8604 | if (ext_type == SSL_HND_HELLO_EXT_CERT_TYPE9 || ext_type == SSL_HND_HELLO_EXT_CLIENT_CERT_TYPE19) {
8605 | session->client_cert_type = cert_type;
8606 | }
8607 | if (ext_type == SSL_HND_HELLO_EXT_CERT_TYPE9 || ext_type == SSL_HND_HELLO_EXT_SERVER_CERT_TYPE20) {
8608 | session->server_cert_type = cert_type;
8609 | }
8610 | break;
8611 | default: /* no default */
8612 | break;
8613 | }
8614 |
8615 | return offset;
8616 | }
8617 |
8618 | static uint32_t
8619 | ssl_dissect_hnd_hello_ext_compress_certificate(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8620 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8621 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
8622 | {
8623 | uint32_t compress_certificate_algorithms_length, next_offset;
8624 |
8625 | /* https://tools.ietf.org/html/draft-ietf-tls-certificate-compression-03#section-3.0
8626 | * enum {
8627 | * zlib(1),
8628 | * brotli(2),
8629 | * (65535)
8630 | * } CertificateCompressionAlgorithm;
8631 | *
8632 | * struct {
8633 | * CertificateCompressionAlgorithm algorithms<1..2^8-1>;
8634 | * } CertificateCompressionAlgorithms;
8635 | */
8636 | switch (hnd_type) {
8637 | case SSL_HND_CLIENT_HELLO:
8638 | case SSL_HND_CERT_REQUEST:
8639 | /* CertificateCompressionAlgorithm algorithms<1..2^8-1>;*/
8640 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &compress_certificate_algorithms_length,
8641 | hf->hf.hs_ext_compress_certificate_algorithms_length, 1, UINT8_MAX(255)-1)) {
8642 | return offset_end;
8643 | }
8644 | offset += 1;
8645 | next_offset = offset + compress_certificate_algorithms_length;
8646 |
8647 | while (offset < next_offset) {
8648 | proto_tree_add_item(tree, hf->hf.hs_ext_compress_certificate_algorithm,
8649 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8650 | offset += 2;
8651 | }
8652 | break;
8653 | default:
8654 | break;
8655 | }
8656 |
8657 | return offset;
8658 | }
8659 |
8660 | static uint32_t
8661 | ssl_dissect_hnd_hello_ext_token_binding(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8662 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8663 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
8664 | {
8665 | uint32_t key_parameters_length, next_offset;
8666 | proto_item *p_ti;
8667 | proto_tree *p_tree;
8668 |
8669 | /* RFC 8472
8670 | *
8671 | * struct {
8672 | * uint8 major;
8673 | * uint8 minor;
8674 | * } TB_ProtocolVersion;
8675 | *
8676 | * enum {
8677 | * rsa2048_pkcs1.5(0), rsa2048_pss(1), ecdsap256(2), (255)
8678 | * } TokenBindingKeyParameters;
8679 | *
8680 | * struct {
8681 | * TB_ProtocolVersion token_binding_version;
8682 | * TokenBindingKeyParameters key_parameters_list<1..2^8-1>
8683 | * } TokenBindingParameters;
8684 | */
8685 |
8686 | switch (hnd_type) {
8687 | case SSL_HND_CLIENT_HELLO:
8688 | case SSL_HND_SERVER_HELLO:
8689 | proto_tree_add_item(tree, hf->hf.hs_ext_token_binding_version_major, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8690 | offset += 1;
8691 | proto_tree_add_item(tree, hf->hf.hs_ext_token_binding_version_minor, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8692 | offset += 1;
8693 |
8694 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &key_parameters_length,
8695 | hf->hf.hs_ext_token_binding_key_parameters_length, 1, UINT8_MAX(255))) {
8696 | return offset_end;
8697 | }
8698 | offset += 1;
8699 | next_offset = offset + key_parameters_length;
8700 |
8701 | p_ti = proto_tree_add_none_format(tree,
8702 | hf->hf.hs_ext_token_binding_key_parameters,
8703 | tvb, offset, key_parameters_length,
8704 | "Key parameters identifiers (%d identifier%s)",
8705 | key_parameters_length,
8706 | plurality(key_parameters_length, "", "s")((key_parameters_length) == 1 ? ("") : ("s")));
8707 | p_tree = proto_item_add_subtree(p_ti, hf->ett.hs_ext_token_binding_key_parameters);
8708 |
8709 | while (offset < next_offset) {
8710 | proto_tree_add_item(p_tree, hf->hf.hs_ext_token_binding_key_parameter,
8711 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8712 | offset += 1;
8713 | }
8714 |
8715 | if (!ssl_end_vector(hf, tvb, pinfo, p_tree, offset, next_offset)) {
8716 | offset = next_offset;
8717 | }
8718 |
8719 | break;
8720 | default:
8721 | break;
8722 | }
8723 |
8724 | return offset;
8725 | }
8726 |
8727 | static uint32_t
8728 | ssl_dissect_hnd_hello_ext_quic_transport_parameters(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8729 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8730 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
8731 | {
8732 | bool_Bool use_varint_encoding = true1; // Whether this is draft -27 or newer.
8733 | uint32_t next_offset;
8734 |
8735 | /* https://tools.ietf.org/html/draft-ietf-quic-transport-25#section-18
8736 | *
8737 | * Note: the following structures are not literally defined in the spec,
8738 | * they instead use an ASCII diagram.
8739 | *
8740 | * struct {
8741 | * uint16 id;
8742 | * opaque value<0..2^16-1>;
8743 | * } TransportParameter; // before draft -27
8744 | * TransportParameter TransportParameters<0..2^16-1>; // before draft -27
8745 | *
8746 | * struct {
8747 | * opaque ipv4Address[4];
8748 | * uint16 ipv4Port;
8749 | * opaque ipv6Address[16];
8750 | * uint16 ipv6Port;
8751 | * opaque connectionId<0..18>;
8752 | * opaque statelessResetToken[16];
8753 | * } PreferredAddress;
8754 | */
8755 |
8756 | if (offset_end - offset >= 6 &&
8757 | 2 + (unsigned)tvb_get_ntohs(tvb, offset) == offset_end - offset &&
8758 | 6 + (unsigned)tvb_get_ntohs(tvb, offset + 4) <= offset_end - offset) {
8759 | // Assume encoding of Transport Parameters draft -26 or older with at
8760 | // least one transport parameter that has a valid length.
8761 | use_varint_encoding = false0;
8762 | }
8763 |
8764 | if (use_varint_encoding) {
8765 | next_offset = offset_end;
8766 | } else {
8767 | uint32_t quic_length;
8768 | // Assume draft -26 or earlier.
8769 | /* TransportParameter TransportParameters<0..2^16-1>; */
8770 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &quic_length,
8771 | hf->hf.hs_ext_quictp_len, 0, UINT16_MAX(65535))) {
8772 | return offset_end;
8773 | }
8774 | offset += 2;
8775 | next_offset = offset + quic_length;
8776 | }
8777 |
8778 | while (offset < next_offset) {
8779 | uint64_t parameter_type; /* 62-bit space */
8780 | uint32_t parameter_length;
8781 | proto_tree *parameter_tree;
8782 | uint32_t parameter_end_offset;
8783 | uint64_t value;
8784 | uint32_t len = 0, i;
8785 |
8786 | parameter_tree = proto_tree_add_subtree(tree, tvb, offset, 2, hf->ett.hs_ext_quictp_parameter,
8787 | NULL((void*)0), "Parameter");
8788 | /* TransportParameter ID and Length. */
8789 | if (use_varint_encoding) {
8790 | uint64_t parameter_length64;
8791 | uint32_t type_len = 0;
8792 |
8793 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_type,
8794 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &parameter_type, &type_len);
8795 | offset += type_len;
8796 |
8797 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_len,
8798 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &parameter_length64, &len);
8799 | parameter_length = (uint32_t)parameter_length64;
8800 | offset += len;
8801 |
8802 | proto_item_set_len(parameter_tree, type_len + len + parameter_length);
8803 | } else {
8804 | parameter_type = tvb_get_ntohs(tvb, offset);
8805 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_type,
8806 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8807 | offset += 2;
8808 |
8809 | /* opaque value<0..2^16-1> */
8810 | if (!ssl_add_vector(hf, tvb, pinfo, parameter_tree, offset, next_offset, &parameter_length,
8811 | hf->hf.hs_ext_quictp_parameter_len_old, 0, UINT16_MAX(65535))) {
8812 | return next_offset;
8813 | }
8814 | offset += 2;
8815 |
8816 | proto_item_set_len(parameter_tree, 4 + parameter_length);
8817 | }
8818 |
8819 | if (IS_GREASE_QUIC(parameter_type)((parameter_type) > 27 ? ((((parameter_type) - 27) % 31) == 0) : 0)) {
8820 | proto_item_append_text(parameter_tree, ": GREASE");
8821 | } else {
8822 | proto_item_append_text(parameter_tree, ": %s", val64_to_str_wmem(pinfo->pool, parameter_type, quic_transport_parameter_id, "Unknown 0x%04x"));
8823 | }
8824 |
8825 | proto_item_append_text(parameter_tree, " (len=%u)", parameter_length);
8826 | parameter_end_offset = offset + parameter_length;
8827 |
8828 | /* Omit the value field if the parameter's length is 0. */
8829 | if (parameter_length != 0) {
8830 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_value,
8831 | tvb, offset, parameter_length, ENC_NA0x00000000);
8832 | }
8833 |
8834 | switch (parameter_type) {
8835 | case SSL_HND_QUIC_TP_ORIGINAL_DESTINATION_CONNECTION_ID0x00:
8836 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_original_destination_connection_id,
8837 | tvb, offset, parameter_length, ENC_NA0x00000000);
8838 | offset += parameter_length;
8839 | break;
8840 | case SSL_HND_QUIC_TP_MAX_IDLE_TIMEOUT0x01:
8841 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_idle_timeout,
8842 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8843 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u" " ms", value);
8844 | offset += len;
8845 | break;
8846 | case SSL_HND_QUIC_TP_STATELESS_RESET_TOKEN0x02:
8847 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_stateless_reset_token,
8848 | tvb, offset, 16, ENC_BIG_ENDIAN0x00000000);
8849 | quic_add_stateless_reset_token(pinfo, tvb, offset, NULL((void*)0));
8850 | offset += 16;
8851 | break;
8852 | case SSL_HND_QUIC_TP_MAX_UDP_PAYLOAD_SIZE0x03:
8853 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_udp_payload_size,
8854 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8855 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8856 | /*TODO display expert info about invalid value (< 1252 or >65527) ? */
8857 | offset += len;
8858 | break;
8859 | case SSL_HND_QUIC_TP_INITIAL_MAX_DATA0x04:
8860 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_data,
8861 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8862 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8863 | offset += len;
8864 | break;
8865 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL0x05:
8866 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_stream_data_bidi_local,
8867 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8868 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8869 | offset += len;
8870 | break;
8871 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE0x06:
8872 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_stream_data_bidi_remote,
8873 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8874 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8875 | offset += len;
8876 | break;
8877 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI0x07:
8878 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_stream_data_uni,
8879 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8880 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8881 | offset += len;
8882 | break;
8883 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_UNI0x09:
8884 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_streams_uni,
8885 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8886 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8887 | offset += len;
8888 | break;
8889 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_BIDI0x08:
8890 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_streams_bidi,
8891 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8892 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8893 | offset += len;
8894 | break;
8895 | case SSL_HND_QUIC_TP_ACK_DELAY_EXPONENT0x0a:
8896 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_ack_delay_exponent,
8897 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, NULL((void*)0), &len);
8898 | /*TODO display multiplier (x8) and expert info about invalid value (> 20) ? */
8899 | offset += len;
8900 | break;
8901 | case SSL_HND_QUIC_TP_MAX_ACK_DELAY0x0b:
8902 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_ack_delay,
8903 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8904 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8905 | offset += len;
8906 | break;
8907 | case SSL_HND_QUIC_TP_DISABLE_ACTIVE_MIGRATION0x0c:
8908 | /* No Payload */
8909 | break;
8910 | case SSL_HND_QUIC_TP_PREFERRED_ADDRESS0x0d: {
8911 | uint32_t connectionid_length;
8912 | quic_cid_t cid;
8913 |
8914 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv4address,
8915 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
8916 | offset += 4;
8917 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv4port,
8918 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8919 | offset += 2;
8920 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv6address,
8921 | tvb, offset, 16, ENC_NA0x00000000);
8922 | offset += 16;
8923 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv6port,
8924 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8925 | offset += 2;
8926 | /* XXX - Should we add these addresses and ports as addresses that the client
8927 | * is allowed / expected to migrate the server address to? Right now we don't
8928 | * enforce that (see RFC 9000 Section 9, which implies that while the client
8929 | * can migrate to whatever address it wants, it can only migrate the server
8930 | * address to the Server's Preferred Address as in 9.6. Also Issue #20165.)
8931 | */
8932 |
8933 | if (!ssl_add_vector(hf, tvb, pinfo, parameter_tree, offset, offset_end, &connectionid_length,
8934 | hf->hf.hs_ext_quictp_parameter_pa_connectionid_length, 0, 20)) {
8935 | break;
8936 | }
8937 | offset += 1;
8938 |
8939 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_connectionid,
8940 | tvb, offset, connectionid_length, ENC_NA0x00000000);
8941 | if (connectionid_length >= 1 && connectionid_length <= QUIC_MAX_CID_LENGTH20) {
8942 | cid.len = connectionid_length;
8943 | // RFC 9000 5.1.1 "If the preferred_address transport
8944 | // parameter is sent, the sequence number of the supplied
8945 | // connection ID is 1."
8946 | cid.seq_num = 1;
8947 | // Multipath draft-07 "Also, the Path Identifier for the
8948 | // connection ID specified in the "preferred address"
8949 | // transport parameter is 0."
8950 | cid.path_id = 0;
8951 | tvb_memcpy(tvb, cid.cid, offset, connectionid_length);
8952 | quic_add_connection(pinfo, &cid);
8953 | }
8954 | offset += connectionid_length;
8955 |
8956 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_statelessresettoken,
8957 | tvb, offset, 16, ENC_NA0x00000000);
8958 | if (connectionid_length >= 1 && connectionid_length <= QUIC_MAX_CID_LENGTH20) {
8959 | quic_add_stateless_reset_token(pinfo, tvb, offset, &cid);
8960 | }
8961 | offset += 16;
8962 | }
8963 | break;
8964 | case SSL_HND_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT0x0e:
8965 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_active_connection_id_limit,
8966 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8967 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8968 | offset += len;
8969 | break;
8970 | case SSL_HND_QUIC_TP_INITIAL_SOURCE_CONNECTION_ID0x0f:
8971 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_source_connection_id,
8972 | tvb, offset, parameter_length, ENC_NA0x00000000);
8973 | offset += parameter_length;
8974 | break;
8975 | case SSL_HND_QUIC_TP_RETRY_SOURCE_CONNECTION_ID0x10:
8976 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_retry_source_connection_id,
8977 | tvb, offset, parameter_length, ENC_NA0x00000000);
8978 | offset += parameter_length;
8979 | break;
8980 | case SSL_HND_QUIC_TP_MAX_DATAGRAM_FRAME_SIZE0x20:
8981 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_datagram_frame_size,
8982 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8983 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8984 | offset += len;
8985 | break;
8986 | case SSL_HND_QUIC_TP_CIBIR_ENCODING0x1000:
8987 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_cibir_encoding_length,
8988 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8989 | proto_item_append_text(parameter_tree, " Length: %" PRIu64"l" "u", value);
8990 | offset += len;
8991 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_cibir_encoding_offset,
8992 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8993 | proto_item_append_text(parameter_tree, ", Offset: %" PRIu64"l" "u", value);
8994 | offset += len;
8995 | break;
8996 | case SSL_HND_QUIC_TP_LOSS_BITS0x1057:
8997 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_loss_bits,
8998 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8999 | if (len > 0) {
9000 | quic_add_loss_bits(pinfo, value);
9001 | }
9002 | offset += 1;
9003 | break;
9004 | case SSL_HND_QUIC_TP_ADDRESS_DISCOVERY0x9f81a176:
9005 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_address_discovery,
9006 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, NULL((void*)0), &len);
9007 | offset += len;
9008 | break;
9009 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY_OLD0xde1a:
9010 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT_V10xFF03DE1A:
9011 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT050xff04de1a:
9012 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY0xff04de1b:
9013 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_min_ack_delay,
9014 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9015 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
9016 | offset += len;
9017 | break;
9018 | case SSL_HND_QUIC_TP_GOOGLE_USER_AGENT0x3129:
9019 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_user_agent_id,
9020 | tvb, offset, parameter_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
9021 | offset += parameter_length;
9022 | break;
9023 | case SSL_HND_QUIC_TP_GOOGLE_KEY_UPDATE_NOT_YET_SUPPORTED0x312B:
9024 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_key_update_not_yet_supported,
9025 | tvb, offset, parameter_length, ENC_NA0x00000000);
9026 | offset += parameter_length;
9027 | break;
9028 | case SSL_HND_QUIC_TP_GOOGLE_QUIC_VERSION0x4752:
9029 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_quic_version,
9030 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
9031 | offset += 4;
9032 | if (hnd_type == SSL_HND_ENCRYPTED_EXTENSIONS) { /* From server */
9033 | uint32_t versions_length;
9034 |
9035 | proto_tree_add_item_ret_uint(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_supported_versions_length,
9036 | tvb, offset, 1, ENC_NA0x00000000, &versions_length);
9037 | offset += 1;
9038 | for (i = 0; i < versions_length / 4; i++) {
9039 | quic_proto_tree_add_version(tvb, parameter_tree,
9040 | hf->hf.hs_ext_quictp_parameter_google_supported_version, offset);
9041 | offset += 4;
9042 | }
9043 | }
9044 | break;
9045 | case SSL_HND_QUIC_TP_GOOGLE_INITIAL_RTT0x3127:
9046 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_initial_rtt,
9047 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9048 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u" " us", value);
9049 | offset += len;
9050 | break;
9051 | case SSL_HND_QUIC_TP_GOOGLE_SUPPORT_HANDSHAKE_DONE0x312A:
9052 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_support_handshake_done,
9053 | tvb, offset, parameter_length, ENC_NA0x00000000);
9054 | offset += parameter_length;
9055 | break;
9056 | case SSL_HND_QUIC_TP_GOOGLE_QUIC_PARAMS0x4751:
9057 | /* This field was used for non-standard Google-specific parameters encoded as a
9058 | * Google QUIC_CRYPTO CHLO and it has been replaced (version >= T051) by individual
9059 | * parameters. Report it as a bytes blob... */
9060 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_quic_params,
9061 | tvb, offset, parameter_length, ENC_NA0x00000000);
9062 | /* ... and try decoding it: not sure what the first 4 bytes are (but they seems to be always 0) */
9063 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_quic_params_unknown_field,
9064 | tvb, offset, 4, ENC_NA0x00000000);
9065 | dissect_gquic_tags(tvb, pinfo, parameter_tree, offset + 4);
9066 | offset += parameter_length;
9067 | break;
9068 | case SSL_HND_QUIC_TP_GOOGLE_CONNECTION_OPTIONS0x3128:
9069 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_connection_options,
9070 | tvb, offset, parameter_length, ENC_NA0x00000000);
9071 | offset += parameter_length;
9072 | break;
9073 | case SSL_HND_QUIC_TP_ENABLE_TIME_STAMP0x7157:
9074 | /* No Payload */
9075 | break;
9076 | case SSL_HND_QUIC_TP_ENABLE_TIME_STAMP_V20x7158:
9077 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_enable_time_stamp_v2,
9078 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9079 | offset += parameter_length;
9080 | break;
9081 | case SSL_HND_QUIC_TP_VERSION_INFORMATION_DRAFT0xff73db:
9082 | case SSL_HND_QUIC_TP_VERSION_INFORMATION0x11:
9083 | quic_proto_tree_add_version(tvb, parameter_tree,
9084 | hf->hf.hs_ext_quictp_parameter_chosen_version, offset);
9085 | offset += 4;
9086 | for (i = 4; i < parameter_length; i += 4) {
9087 | quic_proto_tree_add_version(tvb, parameter_tree,
9088 | hf->hf.hs_ext_quictp_parameter_other_version, offset);
9089 | offset += 4;
9090 | }
9091 | break;
9092 | case SSL_HND_QUIC_TP_GREASE_QUIC_BIT0x2ab2:
9093 | /* No Payload */
9094 | quic_add_grease_quic_bit(pinfo);
9095 | break;
9096 | case SSL_HND_QUIC_TP_FACEBOOK_PARTIAL_RELIABILITY0xFF00:
9097 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_facebook_partial_reliability,
9098 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9099 | offset += parameter_length;
9100 | break;
9101 | case SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT040x0f739bbc1b666d04:
9102 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_enable_multipath,
9103 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9104 | if (value == 1) {
9105 | quic_add_multipath(pinfo, QUIC_MP_NO_PATH_ID1);
9106 | }
9107 | offset += parameter_length;
9108 | break;
9109 | case SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT050x0f739bbc1b666d05:
9110 | case SSL_HND_QUIC_TP_ENABLE_MULTIPATH0x0f739bbc1b666d06:
9111 | /* No Payload */
9112 | quic_add_multipath(pinfo, QUIC_MP_NO_PATH_ID1);
9113 | break;
9114 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATHS0x0f739bbc1b666d07:
9115 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_paths,
9116 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9117 | if (value > 1) {
9118 | quic_add_multipath(pinfo, QUIC_MP_PATH_ID2);
9119 | }
9120 | /* multipath draft-07: "The value of the initial_max_paths
9121 | * parameter MUST be at least 2." TODO: Expert Info? */
9122 | offset += parameter_length;
9123 | break;
9124 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT090x0f739bbc1b666d09:
9125 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT110x0f739bbc1b666d11:
9126 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT120x0f739bbc1b666d0c:
9127 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID0x0f739bbc1b666d0d:
9128 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_path_id,
9129 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9130 | /* multipath draft-09 and later: "If an endpoint receives an
9131 | * initial_max_path_id transport parameter with value 0, the
9132 | * peer aims to enable the multipath extension without allowing
9133 | * extra paths immediately."
9134 | */
9135 | quic_add_multipath(pinfo, QUIC_MP_PATH_ID2);
9136 | offset += parameter_length;
9137 | break;
9138 | default:
9139 | offset += parameter_length;
9140 | /*TODO display expert info about unknown ? */
9141 | break;
9142 | }
9143 |
9144 | if (!ssl_end_vector(hf, tvb, pinfo, parameter_tree, offset, parameter_end_offset)) {
9145 | /* Dissection did not end at expected location, fix it. */
9146 | offset = parameter_end_offset;
9147 | }
9148 | }
9149 |
9150 | return offset;
9151 | }
9152 |
9153 | static int
9154 | ssl_dissect_hnd_hello_common(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9155 | proto_tree *tree, uint32_t offset,
9156 | SslSession *session, SslDecryptSession *ssl,
9157 | bool_Bool from_server, bool_Bool is_hrr)
9158 | {
9159 | uint8_t sessid_length;
9160 | proto_item *ti;
9161 | proto_tree *rnd_tree;
9162 | proto_tree *ti_rnd;
9163 | proto_tree *ech_confirm_tree;
9164 | uint8_t draft_version = session->tls13_draft_version;
9165 |
9166 | if (ssl) {
9167 | StringInfo *rnd;
9168 | if (from_server)
9169 | rnd = &ssl->server_random;
9170 | else
9171 | rnd = &ssl->client_random;
9172 |
9173 | /* save provided random for later keyring generation */
9174 | tvb_memcpy(tvb, rnd->data, offset, 32);
9175 | rnd->data_len = 32;
9176 | if (from_server)
9177 | ssl->state |= SSL_SERVER_RANDOM(1<<1);
9178 | else
9179 | ssl->state |= SSL_CLIENT_RANDOM(1<<0);
9180 | ssl_debug_printf("%s found %s RANDOM -> state 0x%02X\n", G_STRFUNC((const char*) (__func__)),
9181 | from_server ? "SERVER" : "CLIENT", ssl->state);
9182 | }
9183 |
9184 | if (!from_server && session->client_random.data_len == 0) {
9185 | session->client_random.data_len = 32;
9186 | tvb_memcpy(tvb, session->client_random.data, offset, 32);
9187 | }
9188 |
9189 | ti_rnd = proto_tree_add_item(tree, hf->hf.hs_random, tvb, offset, 32, ENC_NA0x00000000);
9190 |
9191 | if ((session->version != TLSV1DOT3_VERSION0x304) && (session->version != DTLSV1DOT3_VERSION0xfefc)) { /* No time on first bytes random with TLS 1.3 */
9192 |
9193 | rnd_tree = proto_item_add_subtree(ti_rnd, hf->ett.hs_random);
9194 | /* show the time */
9195 | proto_tree_add_item(rnd_tree, hf->hf.hs_random_time,
9196 | tvb, offset, 4, ENC_TIME_SECS0x00000012|ENC_BIG_ENDIAN0x00000000);
9197 | offset += 4;
9198 |
9199 | /* show the random bytes */
9200 | proto_tree_add_item(rnd_tree, hf->hf.hs_random_bytes,
9201 | tvb, offset, 28, ENC_NA0x00000000);
9202 | offset += 28;
9203 | } else {
9204 | if (is_hrr) {
9205 | proto_item_append_text(ti_rnd, " (HelloRetryRequest magic)");
9206 | } else if (from_server && session->ech) {
9207 | ech_confirm_tree = proto_item_add_subtree(ti_rnd, hf->ett.hs_random);
9208 | proto_tree_add_item(ech_confirm_tree, hf->hf.hs_ech_confirm, tvb, offset + 24, 8, ENC_NA0x00000000);
9209 | ti = proto_tree_add_bytes_with_length(ech_confirm_tree, hf->hf.hs_ech_confirm_compute, tvb, offset + 24, 0,
9210 | session->ech_confirmation, 8);
9211 | proto_item_set_generated(ti);
9212 | if (memcmp(session->ech_confirmation, tvb_get_ptr(tvb, offset+24, 8), 8)) {
9213 | expert_add_info(pinfo, ti, &hf->ei.ech_rejected);
9214 | } else {
9215 | expert_add_info(pinfo, ti, &hf->ei.ech_accepted);
9216 | }
9217 | }
9218 |
9219 | offset += 32;
9220 | }
9221 |
9222 | /* No Session ID with TLS 1.3 on Server Hello before draft -22 */
9223 | if (from_server == 0 || !(session->version == TLSV1DOT3_VERSION0x304 && draft_version > 0 && draft_version < 22)) {
9224 | /* show the session id (length followed by actual Session ID) */
9225 | sessid_length = tvb_get_uint8(tvb, offset);
9226 | proto_tree_add_item(tree, hf->hf.hs_session_id_len,
9227 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9228 | offset++;
9229 |
9230 | if (ssl) {
9231 | /* save the authoritative SID for later use in ChangeCipherSpec.
9232 | * (D)TLS restricts the SID to 32 chars, it does not make sense to
9233 | * save more, so ignore larger ones. */
9234 | if (from_server && sessid_length <= 32) {
9235 | tvb_memcpy(tvb, ssl->session_id.data, offset, sessid_length);
9236 | ssl->session_id.data_len = sessid_length;
9237 | }
9238 | }
9239 | if (sessid_length > 0) {
9240 | proto_tree_add_item(tree, hf->hf.hs_session_id,
9241 | tvb, offset, sessid_length, ENC_NA0x00000000);
9242 | offset += sessid_length;
9243 | }
9244 | }
9245 |
9246 | return offset;
9247 | }
9248 |
9249 | static int
9250 | ssl_dissect_hnd_hello_ext_status_request(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9251 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9252 | bool_Bool has_length)
9253 | {
9254 | /* TLS 1.2/1.3 status_request Client Hello Extension.
9255 | * TLS 1.2 status_request_v2 CertificateStatusRequestItemV2 type.
9256 | * https://tools.ietf.org/html/rfc6066#section-8 (status_request)
9257 | * https://tools.ietf.org/html/rfc6961#section-2.2 (status_request_v2)
9258 | * struct {
9259 | * CertificateStatusType status_type;
9260 | * uint16 request_length; // for status_request_v2
9261 | * select (status_type) {
9262 | * case ocsp: OCSPStatusRequest;
9263 | * case ocsp_multi: OCSPStatusRequest;
9264 | * } request;
9265 | * } CertificateStatusRequest; // CertificateStatusRequestItemV2
9266 | *
9267 | * enum { ocsp(1), ocsp_multi(2), (255) } CertificateStatusType;
9268 | * struct {
9269 | * ResponderID responder_id_list<0..2^16-1>;
9270 | * Extensions request_extensions;
9271 | * } OCSPStatusRequest;
9272 | * opaque ResponderID<1..2^16-1>;
9273 | * opaque Extensions<0..2^16-1>;
9274 | */
9275 | unsigned cert_status_type;
9276 |
9277 | cert_status_type = tvb_get_uint8(tvb, offset);
9278 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_status_type,
9279 | tvb, offset, 1, ENC_NA0x00000000);
9280 | offset++;
9281 |
9282 | if (has_length) {
9283 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_status_request_len,
9284 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
9285 | offset += 2;
9286 | }
9287 |
9288 | switch (cert_status_type) {
9289 | case SSL_HND_CERT_STATUS_TYPE_OCSP1:
9290 | case SSL_HND_CERT_STATUS_TYPE_OCSP_MULTI2:
9291 | {
9292 | uint32_t responder_id_list_len;
9293 | uint32_t request_extensions_len;
9294 |
9295 | /* ResponderID responder_id_list<0..2^16-1> */
9296 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &responder_id_list_len,
9297 | hf->hf.hs_ext_cert_status_responder_id_list_len, 0, UINT16_MAX(65535))) {
9298 | return offset_end;
9299 | }
9300 | offset += 2;
9301 | if (responder_id_list_len != 0) {
9302 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.hs_ext_cert_status_undecoded,
9303 | tvb, offset, responder_id_list_len,
9304 | "Responder ID list is not implemented, contact Wireshark"
9305 | " developers if you want this to be supported");
9306 | }
9307 | offset += responder_id_list_len;
9308 |
9309 | /* opaque Extensions<0..2^16-1> */
9310 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &request_extensions_len,
9311 | hf->hf.hs_ext_cert_status_request_extensions_len, 0, UINT16_MAX(65535))) {
9312 | return offset_end;
9313 | }
9314 | offset += 2;
9315 | if (request_extensions_len != 0) {
9316 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.hs_ext_cert_status_undecoded,
9317 | tvb, offset, request_extensions_len,
9318 | "Request Extensions are not implemented, contact"
9319 | " Wireshark developers if you want this to be supported");
9320 | }
9321 | offset += request_extensions_len;
9322 | break;
9323 | }
9324 | }
9325 |
9326 | return offset;
9327 | }
9328 |
9329 | static unsigned
9330 | ssl_dissect_hnd_hello_ext_status_request_v2(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9331 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9332 | {
9333 | /* https://tools.ietf.org/html/rfc6961#section-2.2
9334 | * struct {
9335 | * CertificateStatusRequestItemV2 certificate_status_req_list<1..2^16-1>;
9336 | * } CertificateStatusRequestListV2;
9337 | */
9338 | uint32_t req_list_length, next_offset;
9339 |
9340 | /* CertificateStatusRequestItemV2 certificate_status_req_list<1..2^16-1> */
9341 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &req_list_length,
9342 | hf->hf.hs_ext_cert_status_request_list_len, 1, UINT16_MAX(65535))) {
9343 | return offset_end;
9344 | }
9345 | offset += 2;
9346 | next_offset = offset + req_list_length;
9347 |
9348 | while (offset < next_offset) {
9349 | offset = ssl_dissect_hnd_hello_ext_status_request(hf, tvb, pinfo, tree, offset, next_offset, true1);
9350 | }
9351 |
9352 | return offset;
9353 | }
9354 |
9355 | static uint32_t
9356 | tls_dissect_ocsp_response(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9357 | uint32_t offset, uint32_t offset_end)
9358 | {
9359 | uint32_t response_length;
9360 | proto_item *ocsp_resp;
9361 | proto_tree *ocsp_resp_tree;
9362 | asn1_ctx_t asn1_ctx;
9363 |
9364 | /* opaque OCSPResponse<1..2^24-1>; */
9365 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &response_length,
9366 | hf->hf.hs_ocsp_response_len, 1, G_MAXUINT24((1U << 24) - 1))) {
9367 | return offset_end;
9368 | }
9369 | offset += 3;
9370 |
9371 | ocsp_resp = proto_tree_add_item(tree, proto_ocsp, tvb, offset,
9372 | response_length, ENC_BIG_ENDIAN0x00000000);
9373 | proto_item_set_text(ocsp_resp, "OCSP Response");
9374 | ocsp_resp_tree = proto_item_add_subtree(ocsp_resp, hf->ett.ocsp_response);
9375 | if (proto_is_protocol_enabled(find_protocol_by_id(proto_ocsp))) {
9376 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
9377 | dissect_ocsp_OCSPResponse(false0, tvb, offset, &asn1_ctx, ocsp_resp_tree, -1);
9378 | }
9379 | offset += response_length;
9380 |
9381 | return offset;
9382 | }
9383 |
9384 | uint32_t
9385 | tls_dissect_hnd_certificate_status(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9386 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9387 | {
9388 | /* TLS 1.2 "CertificateStatus" handshake message.
9389 | * TLS 1.3 "status_request" Certificate extension.
9390 | * struct {
9391 | * CertificateStatusType status_type;
9392 | * select (status_type) {
9393 | * case ocsp: OCSPResponse;
9394 | * case ocsp_multi: OCSPResponseList; // status_request_v2
9395 | * } response;
9396 | * } CertificateStatus;
9397 | * opaque OCSPResponse<1..2^24-1>;
9398 | * struct {
9399 | * OCSPResponse ocsp_response_list<1..2^24-1>;
9400 | * } OCSPResponseList; // status_request_v2
9401 | */
9402 | uint32_t status_type, resp_list_length, next_offset;
9403 |
9404 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_cert_status_type,
9405 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, &status_type);
9406 | offset += 1;
9407 |
9408 | switch (status_type) {
9409 | case SSL_HND_CERT_STATUS_TYPE_OCSP1:
9410 | offset = tls_dissect_ocsp_response(hf, tvb, pinfo, tree, offset, offset_end);
9411 | break;
9412 |
9413 | case SSL_HND_CERT_STATUS_TYPE_OCSP_MULTI2:
9414 | /* OCSPResponse ocsp_response_list<1..2^24-1> */
9415 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &resp_list_length,
9416 | hf->hf.hs_ocsp_response_list_len, 1, G_MAXUINT24((1U << 24) - 1))) {
9417 | return offset_end;
9418 | }
9419 | offset += 3;
9420 | next_offset = offset + resp_list_length;
9421 |
9422 | while (offset < next_offset) {
9423 | offset = tls_dissect_ocsp_response(hf, tvb, pinfo, tree, offset, next_offset);
9424 | }
9425 | break;
9426 | }
9427 |
9428 | return offset;
9429 | }
9430 |
9431 | static unsigned
9432 | ssl_dissect_hnd_hello_ext_supported_groups(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9433 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9434 | wmem_strbuf_t *ja3)
9435 | {
9436 | /* RFC 8446 Section 4.2.7
9437 | * enum { ..., (0xFFFF) } NamedGroup;
9438 | * struct {
9439 | * NamedGroup named_group_list<2..2^16-1>
9440 | * } NamedGroupList;
9441 | *
9442 | * NOTE: "NamedCurve" (RFC 4492) is renamed to "NamedGroup" (RFC 7919) and
9443 | * the extension itself from "elliptic_curves" to "supported_groups".
9444 | */
9445 | uint32_t groups_length, next_offset;
9446 | proto_tree *groups_tree;
9447 | proto_item *ti;
9448 | char *ja3_dash = "";
9449 |
9450 | /* NamedGroup named_group_list<2..2^16-1> */
9451 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &groups_length,
9452 | hf->hf.hs_ext_supported_groups_len, 2, UINT16_MAX(65535))) {
9453 | return offset_end;
9454 | }
9455 | offset += 2;
9456 | next_offset = offset + groups_length;
9457 |
9458 | ti = proto_tree_add_none_format(tree,
9459 | hf->hf.hs_ext_supported_groups,
9460 | tvb, offset, groups_length,
9461 | "Supported Groups (%d group%s)",
9462 | groups_length / 2,
9463 | plurality(groups_length/2, "", "s")((groups_length/2) == 1 ? ("") : ("s")));
9464 |
9465 | /* make this a subtree */
9466 | groups_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_groups);
9467 |
9468 | if (ja3) {
9469 | wmem_strbuf_append_c(ja3, ',');
9470 | }
9471 | /* loop over all groups */
9472 | while (offset + 2 <= offset_end) {
9473 | uint32_t ext_supported_group;
9474 |
9475 | proto_tree_add_item_ret_uint(groups_tree, hf->hf.hs_ext_supported_group, tvb, offset, 2,
9476 | ENC_BIG_ENDIAN0x00000000, &ext_supported_group);
9477 | offset += 2;
9478 | if (ja3 && !IS_GREASE_TLS(ext_supported_group)((((ext_supported_group) & 0x0f0f) == 0x0a0a) && ( ((ext_supported_group) & 0xff) == (((ext_supported_group) >>8) & 0xff)))) {
9479 | wmem_strbuf_append_printf(ja3, "%s%i",ja3_dash, ext_supported_group);
9480 | ja3_dash = "-";
9481 | }
9482 | }
9483 | if (!ssl_end_vector(hf, tvb, pinfo, groups_tree, offset, next_offset)) {
9484 | offset = next_offset;
9485 | }
9486 |
9487 | return offset;
9488 | }
9489 |
9490 | static int
9491 | ssl_dissect_hnd_hello_ext_ec_point_formats(ssl_common_dissect_t *hf, tvbuff_t *tvb,
9492 | proto_tree *tree, uint32_t offset, wmem_strbuf_t *ja3)
9493 | {
9494 | uint8_t ecpf_length;
9495 | proto_tree *ecpf_tree;
9496 | proto_item *ti;
9497 |
9498 | ecpf_length = tvb_get_uint8(tvb, offset);
9499 | proto_tree_add_item(tree, hf->hf.hs_ext_ec_point_formats_len,
9500 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9501 |
9502 | offset += 1;
9503 | ti = proto_tree_add_none_format(tree,
9504 | hf->hf.hs_ext_ec_point_formats,
9505 | tvb, offset, ecpf_length,
9506 | "Elliptic curves point formats (%d)",
9507 | ecpf_length);
9508 |
9509 | /* make this a subtree */
9510 | ecpf_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_curves_point_formats);
9511 |
9512 | if (ja3) {
9513 | wmem_strbuf_append_c(ja3, ',');
9514 | }
9515 |
9516 | /* loop over all point formats */
9517 | while (ecpf_length > 0)
9518 | {
9519 | uint32_t ext_ec_point_format;
9520 |
9521 | proto_tree_add_item_ret_uint(ecpf_tree, hf->hf.hs_ext_ec_point_format, tvb, offset, 1,
9522 | ENC_BIG_ENDIAN0x00000000, &ext_ec_point_format);
9523 | offset++;
9524 | ecpf_length--;
9525 | if (ja3) {
9526 | wmem_strbuf_append_printf(ja3, "%i", ext_ec_point_format);
9527 | if (ecpf_length > 0) {
9528 | wmem_strbuf_append_c(ja3, '-');
9529 | }
9530 | }
9531 | }
9532 |
9533 | return offset;
9534 | }
9535 |
9536 | static int
9537 | ssl_dissect_hnd_hello_ext_srp(ssl_common_dissect_t *hf, tvbuff_t *tvb,
9538 | packet_info *pinfo, proto_tree *tree,
9539 | uint32_t offset, uint32_t next_offset)
9540 | {
9541 | /* https://tools.ietf.org/html/rfc5054#section-2.8.1
9542 | * opaque srp_I<1..2^8-1>;
9543 | */
9544 | uint32_t username_len;
9545 |
9546 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, next_offset, &username_len,
9547 | hf->hf.hs_ext_srp_len, 1, UINT8_MAX(255))) {
9548 | return next_offset;
9549 | }
9550 | offset++;
9551 |
9552 | proto_tree_add_item(tree, hf->hf.hs_ext_srp_username,
9553 | tvb, offset, username_len, ENC_UTF_80x00000002|ENC_NA0x00000000);
9554 | offset += username_len;
9555 |
9556 | return offset;
9557 | }
9558 |
9559 | static uint32_t
9560 | tls_dissect_sct(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9561 | uint32_t offset, uint32_t offset_end, uint16_t version)
9562 | {
9563 | /* https://tools.ietf.org/html/rfc6962#section-3.2
9564 | * enum { v1(0), (255) } Version;
9565 | * struct {
9566 | * opaque key_id[32];
9567 | * } LogID;
9568 | * opaque CtExtensions<0..2^16-1>;
9569 | * struct {
9570 | * Version sct_version;
9571 | * LogID id;
9572 | * uint64 timestamp;
9573 | * CtExtensions extensions;
9574 | * digitally-signed struct { ... };
9575 | * } SignedCertificateTimestamp;
9576 | */
9577 | uint32_t sct_version;
9578 | uint64_t sct_timestamp_ms;
9579 | nstime_t sct_timestamp;
9580 | uint32_t exts_len;
9581 | const char *log_name;
9582 |
9583 | proto_tree_add_item_ret_uint(tree, hf->hf.sct_sct_version, tvb, offset, 1, ENC_NA0x00000000, &sct_version);
9584 | offset++;
9585 | if (sct_version != 0) {
9586 | // TODO expert info about unknown SCT version?
9587 | return offset;
9588 | }
9589 | proto_tree_add_item(tree, hf->hf.sct_sct_logid, tvb, offset, 32, ENC_BIG_ENDIAN0x00000000);
9590 | log_name = bytesval_to_str_wmem(pinfo->pool, tvb_get_ptr(tvb, offset, 32), 32, ct_logids, "Unknown Log");
9591 | proto_item_append_text(tree, " (%s)", log_name);
9592 | offset += 32;
9593 | sct_timestamp_ms = tvb_get_ntoh64(tvb, offset);
9594 | sct_timestamp.secs = (time_t)(sct_timestamp_ms / 1000);
9595 | sct_timestamp.nsecs = (int)((sct_timestamp_ms % 1000) * 1000000);
9596 | proto_tree_add_time(tree, hf->hf.sct_sct_timestamp, tvb, offset, 8, &sct_timestamp);
9597 | offset += 8;
9598 | /* opaque CtExtensions<0..2^16-1> */
9599 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &exts_len,
9600 | hf->hf.sct_sct_extensions_length, 0, UINT16_MAX(65535))) {
9601 | return offset_end;
9602 | }
9603 | offset += 2;
9604 | if (exts_len > 0) {
9605 | proto_tree_add_item(tree, hf->hf.sct_sct_extensions, tvb, offset, exts_len, ENC_BIG_ENDIAN0x00000000);
9606 | offset += exts_len;
9607 | }
9608 | offset = ssl_dissect_digitally_signed(hf, tvb, pinfo, tree, offset, offset_end, version,
9609 | hf->hf.sct_sct_signature_length,
9610 | hf->hf.sct_sct_signature);
9611 | return offset;
9612 | }
9613 |
9614 | uint32_t
9615 | tls_dissect_sct_list(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9616 | uint32_t offset, uint32_t offset_end, uint16_t version)
9617 | {
9618 | /* https://tools.ietf.org/html/rfc6962#section-3.3
9619 | * opaque SerializedSCT<1..2^16-1>;
9620 | * struct {
9621 | * SerializedSCT sct_list <1..2^16-1>;
9622 | * } SignedCertificateTimestampList;
9623 | */
9624 | uint32_t list_length, sct_length, next_offset;
9625 | proto_tree *subtree;
9626 |
9627 | /* SerializedSCT sct_list <1..2^16-1> */
9628 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &list_length,
9629 | hf->hf.sct_scts_length, 1, UINT16_MAX(65535))) {
9630 | return offset_end;
9631 | }
9632 | offset += 2;
9633 |
9634 | while (offset < offset_end) {
9635 | subtree = proto_tree_add_subtree(tree, tvb, offset, 2, hf->ett.sct, NULL((void*)0), "Signed Certificate Timestamp");
9636 |
9637 | /* opaque SerializedSCT<1..2^16-1> */
9638 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &sct_length,
9639 | hf->hf.sct_sct_length, 1, UINT16_MAX(65535))) {
9640 | return offset_end;
9641 | }
9642 | offset += 2;
9643 | next_offset = offset + sct_length;
9644 | proto_item_set_len(subtree, 2 + sct_length);
9645 | offset = tls_dissect_sct(hf, tvb, pinfo, subtree, offset, next_offset, version);
9646 | if (!ssl_end_vector(hf, tvb, pinfo, subtree, offset, next_offset)) {
9647 | offset = next_offset;
9648 | }
9649 | }
9650 |
9651 | return offset;
9652 | }
9653 |
9654 | static int
9655 | dissect_ech_hpke_cipher_suite(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo _U___attribute__((unused)),
9656 | proto_tree *tree, uint32_t offset)
9657 | {
9658 | uint32_t kdf_id, aead_id;
9659 | proto_item *cs_ti;
9660 | proto_tree *cs_tree;
9661 |
9662 | cs_ti = proto_tree_add_item(tree, hf->hf.ech_hpke_keyconfig_cipher_suite,
9663 | tvb, offset, 4, ENC_NA0x00000000);
9664 | cs_tree = proto_item_add_subtree(cs_ti, hf->ett.ech_hpke_cipher_suite);
9665 |
9666 | proto_tree_add_item_ret_uint(cs_tree, hf->hf.ech_hpke_keyconfig_cipher_suite_kdf_id,
9667 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &kdf_id);
9668 | offset += 2;
9669 | proto_tree_add_item_ret_uint(cs_tree, hf->hf.ech_hpke_keyconfig_cipher_suite_aead_id,
9670 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &aead_id);
9671 | offset += 2;
9672 |
9673 | proto_item_append_text(cs_ti, ": %s/%s",
9674 | val_to_str_const(kdf_id, kdf_id_type_vals, "Unknown"),
9675 | val_to_str_const(aead_id, aead_id_type_vals, "Unknown"));
9676 | return offset;
9677 | }
9678 |
9679 | static int
9680 | dissect_ech_hpke_key_config(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9681 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9682 | uint32_t *config_id)
9683 | {
9684 | uint32_t length, cipher_suite_length;
9685 | proto_item *kc_ti, *css_ti;
9686 | proto_tree *kc_tree, *css_tree;
9687 | uint32_t original_offset = offset, next_offset;
9688 |
9689 | kc_ti = proto_tree_add_item(tree, hf->hf.ech_hpke_keyconfig,
9690 | tvb, offset, -1, ENC_NA0x00000000);
9691 | kc_tree = proto_item_add_subtree(kc_ti, hf->ett.ech_hpke_keyconfig);
9692 |
9693 | proto_tree_add_item_ret_uint(kc_tree, hf->hf.ech_hpke_keyconfig_config_id,
9694 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, config_id);
9695 | offset += 1;
9696 | proto_tree_add_item(kc_tree, hf->hf.ech_hpke_keyconfig_kem_id,
9697 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
9698 | offset += 2;
9699 | proto_tree_add_item_ret_uint(kc_tree, hf->hf.ech_hpke_keyconfig_public_key_length,
9700 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9701 | offset += 2;
9702 | proto_tree_add_item(kc_tree, hf->hf.ech_hpke_keyconfig_public_key,
9703 | tvb, offset, length, ENC_NA0x00000000);
9704 | offset += length;
9705 |
9706 | /* HpkeSymmetricCipherSuite cipher_suites<4..2^16-4> */
9707 | if (!ssl_add_vector(hf, tvb, pinfo, kc_tree, offset, offset_end, &cipher_suite_length,
9708 | hf->hf.ech_hpke_keyconfig_cipher_suites_length, 4, UINT16_MAX(65535) - 3)) {
9709 | return offset_end;
9710 | }
9711 | offset += 2;
9712 | next_offset = offset + cipher_suite_length;
9713 |
9714 | css_ti = proto_tree_add_none_format(kc_tree,
9715 | hf->hf.ech_hpke_keyconfig_cipher_suites,
9716 | tvb, offset, cipher_suite_length,
9717 | "Cipher Suites (%d suite%s)",
9718 | cipher_suite_length / 4,
9719 | plurality(cipher_suite_length / 4, "", "s")((cipher_suite_length / 4) == 1 ? ("") : ("s")));
9720 | css_tree = proto_item_add_subtree(css_ti, hf->ett.ech_hpke_cipher_suites);
9721 |
9722 |
9723 | while (offset + 4 <= next_offset) {
9724 | offset = dissect_ech_hpke_cipher_suite(hf, tvb, pinfo, css_tree, offset);
9725 | }
9726 |
9727 | if (!ssl_end_vector(hf, tvb, pinfo, css_tree, offset, next_offset)) {
9728 | offset = next_offset;
9729 | }
9730 |
9731 | proto_item_set_len(kc_ti, offset - original_offset);
9732 |
9733 | return offset;
9734 | }
9735 |
9736 | static int
9737 | dissect_ech_echconfig_contents(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9738 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9739 | const uint8_t **public_name, uint32_t *config_id)
9740 | {
9741 | uint32_t public_name_length, extensions_length, next_offset;
9742 |
9743 | offset = dissect_ech_hpke_key_config(hf, tvb, pinfo, tree, offset, offset_end, config_id);
9744 | proto_tree_add_item(tree, hf->hf.ech_echconfigcontents_maximum_name_length,
9745 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9746 | offset += 1;
9747 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_echconfigcontents_public_name_length,
9748 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, &public_name_length);
9749 | offset += 1;
9750 | proto_tree_add_item_ret_string(tree, hf->hf.ech_echconfigcontents_public_name,
9751 | tvb, offset, public_name_length, ENC_ASCII0x00000000, pinfo->pool, public_name);
9752 | offset += public_name_length;
9753 |
9754 | /* Extension extensions<0..2^16-1>; */
9755 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &extensions_length,
9756 | hf->hf.ech_echconfigcontents_extensions_length, 0, UINT16_MAX(65535))) {
9757 | return offset_end;
9758 | }
9759 | offset += 2;
9760 | next_offset = offset + extensions_length;
9761 |
9762 | if (extensions_length > 0) {
9763 | proto_tree_add_item(tree, hf->hf.ech_echconfigcontents_extensions,
9764 | tvb, offset, extensions_length, ENC_NA0x00000000);
9765 | }
9766 | offset += extensions_length;
9767 |
9768 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset)) {
9769 | offset = next_offset;
9770 | }
9771 |
9772 | return offset;
9773 | }
9774 |
9775 | static int
9776 | dissect_ech_echconfig(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9777 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9778 | {
9779 | uint32_t version, length;
9780 | proto_item *ech_ti;
9781 | proto_tree *ech_tree;
9782 | const uint8_t *public_name = NULL((void*)0);
9783 | uint32_t config_id = 0;
9784 |
9785 | ech_ti = proto_tree_add_item(tree, hf->hf.ech_echconfig, tvb, offset, -1, ENC_NA0x00000000);
9786 | ech_tree = proto_item_add_subtree(ech_ti, hf->ett.ech_echconfig);
9787 |
9788 | proto_tree_add_item_ret_uint(ech_tree, hf->hf.ech_echconfig_version,
9789 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &version);
9790 | offset += 2;
9791 | proto_tree_add_item_ret_uint(ech_tree, hf->hf.ech_echconfig_length,
9792 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9793 | offset += 2;
9794 |
9795 | proto_item_set_len(ech_ti, 4 + length);
9796 |
9797 | switch(version) {
9798 | case 0xfe0d:
9799 | dissect_ech_echconfig_contents(hf, tvb, pinfo, ech_tree, offset, offset_end, &public_name, &config_id);
9800 | proto_item_append_text(ech_ti, ": id=%d %s", config_id, public_name);
9801 | break;
9802 |
9803 | default:
9804 | expert_add_info_format(pinfo, ech_ti, &hf->ei.ech_echconfig_invalid_version, "Unsupported/unknown ECHConfig version 0x%x", version);
9805 | }
9806 |
9807 | return 4 + length;
9808 | }
9809 |
9810 | uint32_t
9811 | ssl_dissect_ext_ech_echconfiglist(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9812 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9813 | {
9814 | uint32_t echconfiglist_length, next_offset;
9815 |
9816 | /* ECHConfig ECHConfigList<1..2^16-1>; */
9817 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &echconfiglist_length,
9818 | hf->hf.ech_echconfiglist_length, 1, UINT16_MAX(65535))) {
9819 | return offset_end;
9820 | }
9821 | offset += 2;
9822 | next_offset = offset + echconfiglist_length;
9823 |
9824 | while (offset < next_offset) {
9825 | offset += dissect_ech_echconfig(hf, tvb, pinfo, tree, offset, offset_end);
9826 | }
9827 |
9828 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset)) {
9829 | offset = next_offset;
9830 | }
9831 |
9832 | return offset;
9833 | }
9834 |
9835 | static uint32_t
9836 | ssl_dissect_hnd_ech_outer_ext(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9837 | uint32_t offset, uint32_t offset_end)
9838 | {
9839 | uint32_t ext_length, next_offset;
9840 | proto_tree *ext_tree;
9841 | proto_item *ti;
9842 |
9843 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &ext_length,
9844 | hf->hf.hs_ext_ech_outer_ext_len, 2, UINT8_MAX(255))) {
9845 | return offset_end;
9846 | }
9847 | offset += 1;
9848 | next_offset = offset + ext_length;
9849 |
9850 | ti = proto_tree_add_none_format(tree,
9851 | hf->hf.hs_ext_ech_outer_ext,
9852 | tvb, offset, ext_length,
9853 | "Outer Extensions (%d extension%s)",
9854 | ext_length / 2,
9855 | plurality(ext_length/2, "", "s")((ext_length/2) == 1 ? ("") : ("s")));
9856 |
9857 | ext_tree = proto_item_add_subtree(ti, hf->ett.hs_ext);
9858 |
9859 | while (offset + 2 <= offset_end) {
9860 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_type, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
9861 | offset += 2;
9862 | }
9863 |
9864 | if (!ssl_end_vector(hf, tvb, pinfo, ext_tree, offset, next_offset)) {
9865 | offset = next_offset;
9866 | }
9867 |
9868 | return offset;
9869 | }
9870 |
9871 | static uint32_t
9872 | // NOLINTNEXTLINE(misc-no-recursion)
9873 | ssl_dissect_hnd_hello_ext_ech(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9874 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9875 | uint8_t hnd_type, SslSession *session, SslDecryptSession *ssl, ssl_master_key_map_t *mk_map,
9876 | uint32_t initial_offset, uint32_t hello_length)
9877 | {
9878 | uint32_t ch_type, length;
9879 | proto_item *ti, *payload_ti;
9880 | proto_tree *retry_tree, *payload_tree;
9881 |
9882 | switch (hnd_type) {
9883 | case SSL_HND_CLIENT_HELLO:
9884 | /*
9885 | * enum { outer(0), inner(1) } ECHClientHelloType;
9886 | *
9887 | * struct {
9888 | * ECHClientHelloType type;
9889 | * select (ECHClientHello.type) {
9890 | * case outer:
9891 | * HpkeSymmetricCipherSuite cipher_suite;
9892 | * uint8 config_id;
9893 | * opaque enc<0..2^16-1>;
9894 | * opaque payload<1..2^16-1>;
9895 | * case inner:
9896 | * Empty;
9897 | * };
9898 | * } ECHClientHello;
9899 | */
9900 |
9901 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_clienthello_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, &ch_type);
9902 | offset += 1;
9903 | switch (ch_type) {
9904 | case 0: /* outer */
9905 | if (ssl && session->first_ch_ech_frame == 0) {
9906 | session->first_ch_ech_frame = pinfo->num;
9907 | }
9908 | offset = dissect_ech_hpke_cipher_suite(hf, tvb, pinfo, tree, offset);
9909 | uint16_t kdf_id = tvb_get_ntohs(tvb, offset - 4);
9910 | uint16_t aead_id = tvb_get_ntohs(tvb, offset - 2);
9911 |
9912 | proto_tree_add_item(tree, hf->hf.ech_config_id, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9913 | uint8_t config_id = tvb_get_uint8(tvb, offset);
9914 | offset += 1;
9915 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_enc_length, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9916 | offset += 2;
9917 | proto_tree_add_item(tree, hf->hf.ech_enc, tvb, offset, length, ENC_NA0x00000000);
9918 | offset += length;
9919 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_payload_length, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9920 | offset += 2;
9921 | payload_ti = proto_tree_add_item(tree, hf->hf.ech_payload, tvb, offset, length, ENC_NA0x00000000);
9922 | offset += length;
9923 |
9924 | if (!mk_map) {
9925 | break;
9926 | }
9927 | if (session->client_random.data_len == 0) {
9928 | ssl_debug_printf("%s missing Client Random\n", G_STRFUNC((const char*) (__func__)));
9929 | break;
9930 | }
9931 | StringInfo *ech_secret = (StringInfo *)g_hash_table_lookup(mk_map->ech_secret, &session->client_random);
9932 | StringInfo *ech_config = (StringInfo *)g_hash_table_lookup(mk_map->ech_config, &session->client_random);
9933 | if (!ech_secret || !ech_config) {
9934 | ssl_debug_printf("%s Cannot find ECH_SECRET or ECH_CONFIG, Encrypted Client Hello decryption impossible\n",
9935 | G_STRFUNC((const char*) (__func__)));
9936 | break;
9937 | }
9938 |
9939 | if (hpke_hkdf_len(kdf_id) == 0) {
9940 | ssl_debug_printf("Unsupported KDF\n");
9941 | break;
9942 | }
9943 |
9944 | if (hpke_aead_key_len(aead_id) == 0) {
9945 | ssl_debug_printf("Unsupported AEAD\n");
9946 | break;
9947 | }
9948 |
9949 | size_t aead_nonce_len = hpke_aead_nonce_len(aead_id);
9950 |
9951 | uint16_t version = GUINT16_FROM_BE(*(uint16_t *)ech_config->data)(((((guint16) ( (guint16) ((guint16) (*(uint16_t *)ech_config ->data) >> 8) | (guint16) ((guint16) (*(uint16_t *)ech_config ->data) << 8))))));
9952 | if (version != SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037) {
9953 | ssl_debug_printf("Unexpected version in ECH Config\n");
9954 | break;
9955 | }
9956 | uint32_t ech_config_offset = 2;
9957 | if (GUINT16_FROM_BE(*(uint16_t *)(ech_config->data + ech_config_offset))(((((guint16) ( (guint16) ((guint16) (*(uint16_t *)(ech_config ->data + ech_config_offset)) >> 8) | (guint16) ((guint16 ) (*(uint16_t *)(ech_config->data + ech_config_offset)) << 8)))))) != ech_config->data_len - 4) {
9958 | ssl_debug_printf("Malformed ECH Config, invalid length\n");
9959 | break;
9960 | }
9961 | ech_config_offset += 2;
9962 | if (*(ech_config->data + ech_config_offset) != config_id) {
9963 | ssl_debug_printf("ECH Config version mismatch\n");
9964 | break;
9965 | }
9966 | ech_config_offset += 1;
9967 | uint16_t kem_id_be = *(uint16_t *)(ech_config->data + ech_config_offset);
9968 | uint16_t kem_id = GUINT16_FROM_BE(kem_id_be)(((((guint16) ( (guint16) ((guint16) (kem_id_be) >> 8) | (guint16) ((guint16) (kem_id_be) << 8))))));
9969 | uint8_t suite_id[HPKE_SUIT_ID_LEN10];
9970 | hpke_suite_id(kem_id, kdf_id, aead_id, suite_id);
9971 | GByteArray *info = g_byte_array_new();
9972 | g_byte_array_append(info, "tls ech", 8);
9973 | g_byte_array_append(info, ech_config->data, ech_config->data_len);
9974 | uint8_t key[AEAD_MAX_KEY_LENGTH32];
9975 | uint8_t base_nonce[HPKE_AEAD_NONCE_LENGTH12];
9976 | if (hpke_key_schedule(kdf_id, aead_id, ech_secret->data, ech_secret->data_len, suite_id, info->data, info->len, HPKE_MODE_BASE0,
9977 | key, base_nonce)) {
9978 | g_byte_array_free(info, TRUE(!(0)));
9979 | break;
9980 | }
9981 | g_byte_array_free(info, TRUE(!(0)));
9982 | gcry_cipher_hd_t cipher;
9983 | if (hpke_setup_aead(&cipher, aead_id, key) ||
9984 | hpke_set_nonce(cipher, !session->hrr_ech_declined && pinfo->num > session->first_ch_ech_frame, base_nonce, aead_nonce_len)) {
9985 | gcry_cipher_close(cipher);
9986 | break;
9987 | }
9988 | const uint8_t *payload = tvb_get_ptr(tvb, offset - length, length);
9989 | uint8_t *ech_aad = (uint8_t *)wmem_alloc(NULL((void*)0), hello_length);
9990 | tvb_memcpy(tvb, ech_aad, initial_offset, hello_length);
9991 | memset(ech_aad + offset - length - initial_offset, 0, length);
9992 | if (gcry_cipher_authenticate(cipher, ech_aad, hello_length)) {
9993 | gcry_cipher_close(cipher);
9994 | wmem_free(NULL((void*)0), ech_aad);
9995 | break;
9996 | }
9997 | wmem_free(NULL((void*)0), ech_aad);
9998 | uint8_t *ech_decrypted_data = (uint8_t *)wmem_alloc(pinfo->pool, length - 16);
9999 | if (gcry_cipher_decrypt(cipher, ech_decrypted_data, length - 16, payload, length - 16)) {
10000 | gcry_cipher_close(cipher);
10001 | break;
10002 | }
10003 | unsigned char ech_auth_tag_calc[16];
10004 | if (gcry_cipher_gettag(cipher, ech_auth_tag_calc, 16)) {
10005 | gcry_cipher_close(cipher);
10006 | break;
10007 | }
10008 | if (ssl && !session->hrr_ech_declined && session->first_ch_ech_frame == pinfo->num)
10009 | memcpy(session->first_ech_auth_tag, ech_auth_tag_calc, 16);
10010 | gcry_cipher_close(cipher);
10011 | if (memcmp(pinfo->num > session->first_ch_ech_frame ? ech_auth_tag_calc : session->first_ech_auth_tag,
10012 | payload + length - 16, 16)) {
10013 | ssl_debug_printf("%s ECH auth tag mismatch\n", G_STRFUNC((const char*) (__func__)));
10014 | } else {
10015 | payload_tree = proto_item_add_subtree(payload_ti, hf->ett.ech_decrypt);
10016 | tvbuff_t *ech_tvb = tvb_new_child_real_data(tvb, ech_decrypted_data, length - 16, length - 16);
10017 | add_new_data_source(pinfo, ech_tvb, "Client Hello Inner");
10018 | if (ssl) {
10019 | tvb_memcpy(ech_tvb, ssl->client_random.data, 2, 32);
10020 | uint32_t len_offset = ssl->ech_transcript.data_len;
10021 | if (ssl->ech_transcript.data_len > 0)
10022 | ssl->ech_transcript.data = (unsigned char*)wmem_realloc(wmem_file_scope(), ssl->ech_transcript.data,
10023 | ssl->ech_transcript.data_len + hello_length + 4);
10024 | else
10025 | ssl->ech_transcript.data = (unsigned char*)wmem_alloc(wmem_file_scope(), hello_length + 4);
10026 | ssl->ech_transcript.data[ssl->ech_transcript.data_len] = SSL_HND_CLIENT_HELLO;
10027 | ssl->ech_transcript.data[ssl->ech_transcript.data_len + 1] = 0;
10028 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len + 4, 0, 34);
10029 | ssl->ech_transcript.data_len += 38;
10030 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, initial_offset + 34,
10031 | tvb_get_uint8(tvb, initial_offset + 34) + 1);
10032 | ssl->ech_transcript.data_len += tvb_get_uint8(tvb, initial_offset + 34) + 1;
10033 | uint32_t ech_offset = 35 + tvb_get_uint8(ech_tvb, 34);
10034 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, ech_offset,
10035 | 2 + tvb_get_ntohs(ech_tvb, ech_offset));
10036 | ssl->ech_transcript.data_len += 2 + tvb_get_ntohs(ech_tvb, ech_offset);
10037 | ech_offset += 2 + tvb_get_ntohs(ech_tvb, ech_offset);
10038 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, ech_offset,
10039 | 1 + tvb_get_uint8(ech_tvb, ech_offset));
10040 | ssl->ech_transcript.data_len += 1 + tvb_get_uint8(ech_tvb, ech_offset);
10041 | ech_offset += 1 + tvb_get_uint8(ech_tvb, ech_offset);
10042 | uint32_t ech_extensions_len_offset = ssl->ech_transcript.data_len;
10043 | ssl->ech_transcript.data_len += 2;
10044 | uint16_t extensions_end = ech_offset + tvb_get_ntohs(ech_tvb, ech_offset) + 2;
10045 | ech_offset += 2;
10046 | while (extensions_end - ech_offset >= 4) {
10047 | if (tvb_get_ntohs(ech_tvb, ech_offset) != SSL_HND_HELLO_EXT_ECH_OUTER_EXTENSIONS64768) {
10048 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, ech_offset,
10049 | 4 + tvb_get_ntohs(ech_tvb, ech_offset + 2));
10050 | ssl->ech_transcript.data_len += 4 + tvb_get_ntohs(ech_tvb, ech_offset + 2);
10051 | ech_offset += 4 + tvb_get_ntohs(ech_tvb, ech_offset + 2);
10052 | } else if (tvb_get_ntohs(ech_tvb, ech_offset + 2) > 0) {
10053 | uint8_t outer_extensions_end = tvb_get_uint8(ech_tvb, ech_offset + 4) + ech_offset + 5;
10054 | ech_offset += 5;
10055 | uint16_t outer_offset = initial_offset + 35 + tvb_get_uint8(tvb, initial_offset + 34);
10056 | outer_offset += tvb_get_ntohs(tvb, outer_offset) + 2;
10057 | outer_offset += tvb_get_uint8(tvb, outer_offset) + 3;
10058 | while (outer_extensions_end - ech_offset >= 2) {
10059 | while (hello_length - outer_offset >= 4) {
10060 | if (tvb_get_ntohs(tvb, outer_offset) == tvb_get_ntohs(ech_tvb, ech_offset)) {
10061 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, outer_offset,
10062 | 4 + tvb_get_ntohs(tvb, outer_offset + 2));
10063 | ssl->ech_transcript.data_len += 4 + tvb_get_ntohs(tvb, outer_offset + 2);
10064 | outer_offset += 4 + tvb_get_ntohs(tvb, outer_offset + 2);
10065 | break;
10066 | } else {
10067 | outer_offset += 4 + tvb_get_ntohs(tvb, outer_offset + 2);
10068 | }
10069 | }
10070 | ech_offset += 2;
10071 | }
10072 | }
10073 | }
10074 | uint16_t ech_extensions_len_be = GUINT16_TO_BE(ssl->ech_transcript.data_len - ech_extensions_len_offset - 2)((((guint16) ( (guint16) ((guint16) (ssl->ech_transcript.data_len - ech_extensions_len_offset - 2) >> 8) | (guint16) ((guint16 ) (ssl->ech_transcript.data_len - ech_extensions_len_offset - 2) << 8)))));
10075 | *(ssl->ech_transcript.data + ech_extensions_len_offset) = ech_extensions_len_be & 0xff;
10076 | *(ssl->ech_transcript.data + ech_extensions_len_offset + 1) = (ech_extensions_len_be >> 8);
10077 | *(ssl->ech_transcript.data + len_offset + 2) = ((ssl->ech_transcript.data_len - len_offset - 4) >> 8);
10078 | *(ssl->ech_transcript.data + len_offset + 3) = (ssl->ech_transcript.data_len - len_offset - 4) & 0xff;
10079 | }
10080 | uint32_t ech_padding_begin = (uint32_t)ssl_dissect_hnd_cli_hello(hf, ech_tvb, pinfo, payload_tree, 0, length - 16, session,
10081 | ssl, NULL((void*)0), mk_map);
10082 | if (ech_padding_begin < length - 16) {
10083 | proto_tree_add_item(payload_tree, hf->hf.ech_padding_data, ech_tvb, ech_padding_begin, length - 16 - ech_padding_begin,
10084 | ENC_NA0x00000000);
10085 | }
10086 | }
10087 |
10088 | break;
10089 | case 1: /* inner */
10090 | break;
10091 | }
10092 | break;
10093 |
10094 | case SSL_HND_ENCRYPTED_EXTENSIONS:
10095 | /*
10096 | * struct {
10097 | * ECHConfigList retry_configs;
10098 | * } ECHEncryptedExtensions;
10099 | */
10100 |
10101 | ti = proto_tree_add_item(tree, hf->hf.ech_retry_configs, tvb, offset, offset_end - offset, ENC_NA0x00000000);
10102 | retry_tree = proto_item_add_subtree(ti, hf->ett.ech_retry_configs);
10103 | offset = ssl_dissect_ext_ech_echconfiglist(hf, tvb, pinfo, retry_tree, offset, offset_end);
10104 | break;
10105 |
10106 | case SSL_HND_HELLO_RETRY_REQUEST:
10107 | /*
10108 | * struct {
10109 | * opaque confirmation[8];
10110 | * } ECHHelloRetryRequest;
10111 | */
10112 |
10113 | proto_tree_add_item(tree, hf->hf.ech_confirmation, tvb, offset, 8, ENC_NA0x00000000);
10114 | if (session->ech) {
10115 | ti = proto_tree_add_bytes_with_length(tree, hf->hf.hs_ech_confirm_compute, tvb, offset, 0, session->hrr_ech_confirmation, 8);
10116 | proto_item_set_generated(ti);
10117 | if (memcmp(session->hrr_ech_confirmation, tvb_get_ptr(tvb, offset, 8), 8)) {
10118 | expert_add_info(pinfo, ti, &hf->ei.ech_rejected);
10119 | } else {
10120 | expert_add_info(pinfo, ti, &hf->ei.ech_accepted);
10121 | }
10122 | }
10123 | offset += 8;
10124 | break;
10125 | }
10126 |
10127 | return offset;
10128 | }
10129 |
10130 | static uint32_t
10131 | ssl_dissect_hnd_hello_ext_esni(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
10132 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
10133 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
10134 | {
10135 | uint32_t record_digest_length, encrypted_sni_length;
10136 |
10137 | switch (hnd_type) {
10138 | case SSL_HND_CLIENT_HELLO:
10139 | /*
10140 | * struct {
10141 | * CipherSuite suite;
10142 | * KeyShareEntry key_share;
10143 | * opaque record_digest<0..2^16-1>;
10144 | * opaque encrypted_sni<0..2^16-1>;
10145 | * } ClientEncryptedSNI;
10146 | */
10147 | proto_tree_add_item(tree, hf->hf.esni_suite, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
10148 | offset += 2;
10149 | offset = ssl_dissect_hnd_hello_ext_key_share_entry(hf, tvb, pinfo, tree, offset, offset_end, NULL((void*)0));
10150 |
10151 | /* opaque record_digest<0..2^16-1> */
10152 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &record_digest_length,
10153 | hf->hf.esni_record_digest_length, 0, UINT16_MAX(65535))) {
10154 | return offset_end;
10155 | }
10156 | offset += 2;
10157 | if (record_digest_length > 0) {
10158 | proto_tree_add_item(tree, hf->hf.esni_record_digest, tvb, offset, record_digest_length, ENC_NA0x00000000);
10159 | offset += record_digest_length;
10160 | }
10161 |
10162 | /* opaque encrypted_sni<0..2^16-1> */
10163 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &encrypted_sni_length,
10164 | hf->hf.esni_encrypted_sni_length, 0, UINT16_MAX(65535))) {
10165 | return offset_end;
10166 | }
10167 | offset += 2;
10168 | if (encrypted_sni_length > 0) {
10169 | proto_tree_add_item(tree, hf->hf.esni_encrypted_sni, tvb, offset, encrypted_sni_length, ENC_NA0x00000000);
10170 | offset += encrypted_sni_length;
10171 | }
10172 | break;
10173 |
10174 | case SSL_HND_ENCRYPTED_EXTENSIONS:
10175 | proto_tree_add_item(tree, hf->hf.esni_nonce, tvb, offset, 16, ENC_NA0x00000000);
10176 | offset += 16;
10177 | break;
10178 | }
10179 |
10180 | return offset;
10181 | }
10182 | /** TLS Extensions (in Client Hello and Server Hello). }}} */
10183 |
10184 | /* Connection ID dissection. {{{ */
10185 | static uint32_t
10186 | ssl_dissect_ext_connection_id(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
10187 | proto_tree *tree, uint32_t offset, SslDecryptSession *ssl,
10188 | uint8_t cidl, uint8_t **session_cid, uint8_t *session_cidl)
10189 | {
10190 | /* keep track of the decrypt session only for the first pass */
10191 | if (cidl > 0 && !PINFO_FD_VISITED(pinfo)((pinfo)->fd->visited)) {
10192 | tvb_ensure_bytes_exist(tvb, offset + 1, cidl);
10193 | *session_cidl = cidl;
10194 | *session_cid = (uint8_t*)wmem_alloc0(wmem_file_scope(), cidl);
10195 | tvb_memcpy(tvb, *session_cid, offset + 1, cidl);
10196 | if (ssl) {
10197 | ssl_add_session_by_cid(ssl);
10198 | }
10199 | }
10200 |
10201 | proto_tree_add_item(tree, hf->hf.hs_ext_connection_id_length,
10202 | tvb, offset, 1, ENC_NA0x00000000);
10203 | offset++;
10204 |
10205 | if (cidl > 0) {
10206 | proto_tree_add_item(tree, hf->hf.hs_ext_connection_id,
10207 | tvb, offset, cidl, ENC_NA0x00000000);
10208 | offset += cidl;
10209 | }
10210 |
10211 | return offset;
10212 | }
10213 |
10214 | static uint32_t
10215 | ssl_dissect_hnd_hello_ext_connection_id(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
10216 | proto_tree *tree, uint32_t offset, uint8_t hnd_type,
10217 | SslSession *session, SslDecryptSession *ssl)
10218 | {
10219 | uint8_t cidl = tvb_get_uint8(tvb, offset);
10220 |
10221 | switch (hnd_type) {
10222 | case SSL_HND_CLIENT_HELLO:
10223 | session->client_cid_len_present = true1;
10224 | return ssl_dissect_ext_connection_id(hf, tvb, pinfo, tree, offset, ssl,
10225 | cidl, &session->client_cid, &session->client_cid_len);
10226 | case SSL_HND_SERVER_HELLO:
10227 | session->server_cid_len_present = true1;
10228 | return ssl_dissect_ext_connection_id(hf, tvb, pinfo, tree, offset, ssl,
10229 | cidl, &session->server_cid, &session->server_cid_len);
10230 | default:
10231 | return offset;
10232 | }
10233 | } /* }}} */
10234 |
10235 | /* Trusted CA dissection. {{{ */
10236 | static uint32_t
10237 | ssl_dissect_hnd_hello_ext_trusted_ca_keys(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
10238 | uint32_t offset, uint32_t offset_end)
10239 | {
10240 | proto_item *ti;
10241 | proto_tree *subtree;
10242 | uint32_t keys_length, next_offset;
10243 |
10244 | /*
10245 | * struct {
10246 | * TrustedAuthority trusted_authorities_list<0..2^16-1>;
10247 | * } TrustedAuthorities;
10248 | *
10249 | * struct {
10250 | * IdentifierType identifier_type;
10251 | * select (identifier_type) {
10252 | * case pre_agreed: struct {};
10253 | * case key_sha1_hash: SHA1Hash;
10254 | * case x509_name: DistinguishedName;
10255 | * case cert_sha1_hash: SHA1Hash;
10256 | * } identifier;
10257 | * } TrustedAuthority;
10258 | *
10259 | * enum {
10260 | * pre_agreed(0), key_sha1_hash(1), x509_name(2),
10261 | * cert_sha1_hash(3), (255)
10262 | * } IdentifierType;
10263 | *
10264 | * opaque DistinguishedName<1..2^16-1>;
10265 | *
10266 | */
10267 |
10268 |
10269 | /* TrustedAuthority trusted_authorities_list<0..2^16-1> */
10270 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &keys_length, hf->hf.hs_ext_trusted_ca_keys_len,
10271 | 0, UINT16_MAX(65535)))
10272 | {
10273 | return offset_end;
10274 | }
10275 | offset += 2;
10276 | next_offset = offset + keys_length;
10277 |
10278 | if (keys_length > 0)
10279 | {
10280 | ti = proto_tree_add_none_format(tree, hf->hf.hs_ext_trusted_ca_keys_list, tvb, offset, keys_length,
10281 | "Trusted CA keys (%d byte%s)", keys_length, plurality(keys_length, "", "s")((keys_length) == 1 ? ("") : ("s")));
10282 | subtree = proto_item_add_subtree(ti, hf->ett.hs_ext_trusted_ca_keys);
10283 |
10284 | while (offset < next_offset)
10285 | {
10286 | uint32_t identifier_type;
10287 | proto_tree *trusted_key_tree;
10288 | proto_item *trusted_key_item;
10289 | asn1_ctx_t asn1_ctx;
10290 | uint32_t key_len = 0;
10291 |
10292 | identifier_type = tvb_get_uint8(tvb, offset);
10293 |
10294 | // Use 0 as length for now as we'll only know the size when we decode the identifier
10295 | trusted_key_item = proto_tree_add_none_format(subtree, hf->hf.hs_ext_trusted_ca_key, tvb,
10296 | offset, 0, "Trusted CA Key");
10297 | trusted_key_tree = proto_item_add_subtree(trusted_key_item, hf->ett.hs_ext_trusted_ca_key);
10298 |
10299 | proto_tree_add_uint(trusted_key_tree, hf->hf.hs_ext_trusted_ca_key_type, tvb,
10300 | offset, 1, identifier_type);
10301 | offset++;
10302 |
10303 | /*
10304 | * enum {
10305 | * pre_agreed(0), key_sha1_hash(1), x509_name(2),
10306 | * cert_sha1_hash(3), (255)
10307 | * } IdentifierType;
10308 | */
10309 | switch (identifier_type)
10310 | {
10311 | case 0:
10312 | key_len = 0;
10313 | break;
10314 | case 2:
10315 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
10316 |
10317 | uint32_t name_length;
10318 | /* opaque DistinguishedName<1..2^16-1> */
10319 | if (!ssl_add_vector(hf, tvb, pinfo, trusted_key_tree, offset, next_offset, &name_length,
10320 | hf->hf.hs_ext_trusted_ca_key_dname_len, 1, UINT16_MAX(65535))) {
10321 | return next_offset;
10322 | }
10323 | offset += 2;
10324 |
10325 | dissect_x509if_DistinguishedName(false0, tvb, offset, &asn1_ctx,
10326 | trusted_key_tree, hf->hf.hs_ext_trusted_ca_key_dname);
10327 | offset += name_length;
10328 | break;
10329 | case 1:
10330 | case 3:
10331 | key_len = 20;
10332 | /* opaque SHA1Hash[20]; */
10333 | proto_tree_add_item(trusted_key_tree, hf->hf.hs_ext_trusted_ca_key_hash, tvb,
10334 | offset, 20, ENC_NA0x00000000);
10335 | break;
10336 |
10337 | default:
10338 | key_len = 0;
10339 | /*TODO display expert info about unknown ? */
10340 | break;
10341 | }
10342 | proto_item_set_len(trusted_key_item, 1 + key_len);
10343 | offset += key_len;
10344 | }
10345 | }
10346 |
10347 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset))
10348 | {
10349 | offset = next_offset;
10350 | }
10351 |
10352 | return offset;
10353 | } /* }}} */
10354 |
10355 |
10356 | /* Whether the Content and Handshake Types are valid; handle Protocol Version. {{{ */
10357 | bool_Bool
10358 | ssl_is_valid_content_type(uint8_t type)
10359 | {
10360 | switch ((ContentType) type) {
10361 | case SSL_ID_CHG_CIPHER_SPEC:
10362 | case SSL_ID_ALERT:
10363 | case SSL_ID_HANDSHAKE:
10364 | case SSL_ID_APP_DATA:
10365 | case SSL_ID_HEARTBEAT:
10366 | case SSL_ID_TLS12_CID:
10367 | case SSL_ID_DTLS13_ACK:
10368 | return true1;
10369 | }
10370 | return false0;
10371 | }
10372 |
10373 | bool_Bool
10374 | ssl_is_valid_handshake_type(uint8_t hs_type, bool_Bool is_dtls)
10375 | {
10376 | switch ((HandshakeType) hs_type) {
10377 | case SSL_HND_HELLO_VERIFY_REQUEST:
10378 | /* hello_verify_request is DTLS-only */
10379 | return is_dtls;
10380 |
10381 | case SSL_HND_HELLO_REQUEST:
10382 | case SSL_HND_CLIENT_HELLO:
10383 | case SSL_HND_SERVER_HELLO:
10384 | case SSL_HND_NEWSESSION_TICKET:
10385 | case SSL_HND_END_OF_EARLY_DATA:
10386 | case SSL_HND_HELLO_RETRY_REQUEST:
10387 | case SSL_HND_ENCRYPTED_EXTENSIONS:
10388 | case SSL_HND_CERTIFICATE:
10389 | case SSL_HND_SERVER_KEY_EXCHG:
10390 | case SSL_HND_CERT_REQUEST:
10391 | case SSL_HND_SVR_HELLO_DONE:
10392 | case SSL_HND_CERT_VERIFY:
10393 | case SSL_HND_CLIENT_KEY_EXCHG:
10394 | case SSL_HND_FINISHED:
10395 | case SSL_HND_CERT_URL:
10396 | case SSL_HND_CERT_STATUS:
10397 | case SSL_HND_SUPPLEMENTAL_DATA:
10398 | case SSL_HND_KEY_UPDATE:
10399 | case SSL_HND_COMPRESSED_CERTIFICATE:
10400 | case SSL_HND_ENCRYPTED_EXTS:
10401 | return true1;
10402 | case SSL_HND_MESSAGE_HASH:
10403 | return false0;
10404 | }
10405 | return false0;
10406 | }
10407 |
10408 | static bool_Bool
10409 | ssl_is_authoritative_version_message(uint8_t content_type, uint8_t handshake_type,
10410 | bool_Bool is_dtls)
10411 | {
10412 | /* Consider all valid Handshake messages (except for Client Hello) and
10413 | * all other valid record types (other than Handshake) */
10414 | return (content_type == SSL_ID_HANDSHAKE &&
10415 | ssl_is_valid_handshake_type(handshake_type, is_dtls) &&
10416 | handshake_type != SSL_HND_CLIENT_HELLO) ||
10417 | (content_type != SSL_ID_HANDSHAKE &&
10418 | ssl_is_valid_content_type(content_type));
10419 | }
10420 |
10421 | /**
10422 | * Scan a Server Hello handshake message for the negotiated version. For TLS 1.3
10423 | * draft 22 and newer, it also checks whether it is a HelloRetryRequest.
10424 | * Returns true if the supported_versions extension was found, false if not.
10425 | */
10426 | bool_Bool
10427 | tls_scan_server_hello(tvbuff_t *tvb, uint32_t offset, uint32_t offset_end,
10428 | uint16_t *server_version, bool_Bool *is_hrr)
10429 | {
10430 | /* SHA256("HelloRetryRequest") */
10431 | static const uint8_t tls13_hrr_random_magic[] = {
10432 | 0xcf, 0x21, 0xad, 0x74, 0xe5, 0x9a, 0x61, 0x11, 0xbe, 0x1d, 0x8c, 0x02, 0x1e, 0x65, 0xb8, 0x91,
10433 | 0xc2, 0xa2, 0x11, 0x16, 0x7a, 0xbb, 0x8c, 0x5e, 0x07, 0x9e, 0x09, 0xe2, 0xc8, 0xa8, 0x33, 0x9c
10434 | };
10435 | uint8_t session_id_length;
10436 |
10437 | *server_version = tvb_get_ntohs(tvb, offset);
10438 |
10439 | /*
10440 | * Try to look for supported_versions extension. Minimum length:
10441 | * 2 + 32 + 1 = 35 (version, random, session id length)
10442 | * 2 + 1 + 2 = 5 (cipher suite, compression method, extensions length)
10443 | * 2 + 2 + 2 = 6 (ext type, ext len, version)
10444 | *
10445 | * We only check for the [legacy_]version field to be [D]TLS 1.2; if it's 1.3,
10446 | * there's a separate expert info warning for that.
10447 | */
10448 | if ((*server_version == TLSV1DOT2_VERSION0x303 || *server_version == DTLSV1DOT2_VERSION0xfefd) && offset_end - offset >= 46) {
10449 | offset += 2;
10450 | if (is_hrr) {
10451 | *is_hrr = tvb_memeql(tvb, offset, tls13_hrr_random_magic, sizeof(tls13_hrr_random_magic)) == 0;
10452 | }
10453 | offset += 32;
10454 | session_id_length = tvb_get_uint8(tvb, offset);
10455 | offset++;
10456 | if (offset_end - offset < session_id_length + 5u) {
10457 | return false0;
10458 | }
10459 | offset += session_id_length + 5;
10460 |
10461 | while (offset_end - offset >= 6) {
10462 | uint16_t ext_type = tvb_get_ntohs(tvb, offset);
10463 | uint16_t ext_len = tvb_get_ntohs(tvb, offset + 2);
10464 | if (offset_end - offset < 4u + ext_len) {
10465 | break; /* not enough data for type, length and data */
10466 | }
10467 | if (ext_type == SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43) {
10468 | if (ext_len == 2) {
10469 | *server_version = tvb_get_ntohs(tvb, offset + 4);
10470 | }
10471 | return true1;
10472 | }
10473 | offset += 4 + ext_len;
10474 | }
10475 | } else {
10476 | if (is_hrr) {
10477 | *is_hrr = false0;
10478 | }
10479 | }
10480 | return false0;
10481 | }
10482 |
10483 | /**
10484 | * Scan a Client Hello handshake message to see if the supported_versions
10485 | * extension is found, in which case the version field is legacy_version.
10486 | */
10487 | static bool_Bool
10488 | tls_scan_client_hello(tvbuff_t *tvb, uint32_t offset, uint32_t offset_end)
10489 | {
10490 | uint8_t session_id_length;
10491 |
10492 | uint16_t client_version = tvb_get_ntohs(tvb, offset);
10493 |
10494 | /*
10495 | * Try to look for supported_versions extension. Minimum length:
10496 | * 2 + 32 + 1 = 35 (version, random, session id length)
10497 | * 2 + 2 + 1 + 2 = 5 (cipher suite, compression method, extensions length)
10498 | * 2 + 2 + 2 = 6 (ext type, ext len, version)
10499 | *
10500 | * We only check for the [legacy_]version field to be [D]TLS 1.2; if it's 1.3,
10501 | * there's a separate expert info warning for that.
10502 | */
10503 | if ((client_version == TLSV1DOT2_VERSION0x303 || client_version == DTLSV1DOT2_VERSION0xfefd) && offset_end - offset >= 46) {
10504 | offset += 2;
10505 | offset += 32;
10506 | session_id_length = tvb_get_uint8(tvb, offset);
10507 | offset++;
10508 | if (offset_end - offset < session_id_length + 2u) {
10509 | return false0;
10510 | }
10511 | offset += session_id_length;
10512 | if (client_version == DTLSV1DOT2_VERSION0xfefd) {
10513 | uint8_t cookie_length = tvb_get_uint8(tvb, offset);
10514 | offset++;
10515 | if (offset_end - offset < cookie_length + 2u) {
10516 | return false0;
10517 | }
10518 | }
10519 | uint16_t cipher_suites_length = tvb_get_ntohs(tvb, offset);
10520 | offset += 2;
10521 | if (offset_end - offset < cipher_suites_length + 1u) {
10522 | return false0;
10523 | }
10524 | offset += cipher_suites_length;
10525 | uint8_t compression_methods_length = tvb_get_uint8(tvb, offset);
10526 | offset++;
10527 | if (offset_end - offset < compression_methods_length + 2u) {
10528 | return false0;
10529 | }
10530 | offset += compression_methods_length + 2;
10531 |
10532 | while (offset_end - offset >= 6) {
10533 | uint16_t ext_type = tvb_get_ntohs(tvb, offset);
10534 | uint16_t ext_len = tvb_get_ntohs(tvb, offset + 2);
10535 | if (offset_end - offset < 4u + ext_len) {
10536 | break; /* not enough data for type, length and data */
10537 | }
10538 | if (ext_type == SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43) {
10539 | return true1;
10540 | }
10541 | offset += 4 + ext_len;
10542 | }
10543 | }
10544 | return false0;
10545 | }
10546 | void
10547 | ssl_try_set_version(SslSession *session, SslDecryptSession *ssl,
10548 | uint8_t content_type, uint8_t handshake_type,
10549 | bool_Bool is_dtls, uint16_t version)
10550 | {
10551 | uint8_t tls13_draft = 0;
10552 |
10553 | if (!ssl_is_authoritative_version_message(content_type, handshake_type,
10554 | is_dtls))
10555 | return;
10556 |
10557 | version = tls_try_get_version(is_dtls, version, &tls13_draft);
10558 | if (version == SSL_VER_UNKNOWN0) {
10559 | return;
10560 | }
10561 |
10562 | session->tls13_draft_version = tls13_draft;
10563 | session->version = version;
10564 | if (ssl) {
10565 | ssl->state |= SSL_VERSION(1<<4);
10566 | ssl_debug_printf("%s found version 0x%04X -> state 0x%02X\n", G_STRFUNC((const char*) (__func__)), version, ssl->state);
10567 | }
10568 | }
10569 |
10570 | void
10571 | ssl_check_record_length(ssl_common_dissect_t *hf, packet_info *pinfo,
10572 | ContentType content_type,
10573 | unsigned record_length, proto_item *length_pi,
10574 | uint16_t version, tvbuff_t *decrypted_tvb)
10575 | {
10576 | unsigned max_expansion;
10577 | if (version == TLSV1DOT3_VERSION0x304) {
10578 | /* TLS 1.3: Max length is 2^14 + 256 */
10579 | max_expansion = 256;
10580 | } else {
10581 | /* RFC 5246, Section 6.2.3: TLSCiphertext.fragment length MUST NOT exceed 2^14 + 2048 */
10582 | max_expansion = 2048;
10583 | }
10584 | /*
10585 | * RFC 5246 (TLS 1.2), Section 6.2.1 forbids zero-length Handshake, Alert
10586 | * and ChangeCipherSpec.
10587 | * RFC 6520 (Heartbeats) does not mention zero-length Heartbeat fragments,
10588 | * so assume it is permitted.
10589 | * RFC 6347 (DTLS 1.2) does not mention zero-length fragments either, so
10590 | * assume TLS 1.2 requirements.
10591 | */
10592 | if (record_length == 0 &&
10593 | (content_type == SSL_ID_CHG_CIPHER_SPEC ||
10594 | content_type == SSL_ID_ALERT ||
10595 | content_type == SSL_ID_HANDSHAKE)) {
10596 | expert_add_info_format(pinfo, length_pi, &hf->ei.record_length_invalid,
10597 | "Zero-length %s fragments are not allowed",
10598 | val_to_str_const(content_type, ssl_31_content_type, "unknown"));
10599 | }
10600 | if (record_length > TLS_MAX_RECORD_LENGTH0x4000 + max_expansion) {
10601 | expert_add_info_format(pinfo, length_pi, &hf->ei.record_length_invalid,
10602 | "TLSCiphertext length MUST NOT exceed 2^14 + %u", max_expansion);
10603 | }
10604 | if (decrypted_tvb && tvb_captured_length(decrypted_tvb) > TLS_MAX_RECORD_LENGTH0x4000) {
10605 | expert_add_info_format(pinfo, length_pi, &hf->ei.record_length_invalid,
10606 | "TLSPlaintext length MUST NOT exceed 2^14");
10607 | }
10608 | }
10609 |
10610 | static void
10611 | ssl_set_cipher(SslDecryptSession *ssl, uint16_t cipher)
10612 | {
10613 | /* store selected cipher suite for decryption */
10614 | ssl->session.cipher = cipher;
10615 |
10616 | const SslCipherSuite *cs = ssl_find_cipher(cipher);
10617 | if (!cs) {
10618 | ssl->cipher_suite = NULL((void*)0);
10619 | ssl->state &= ~SSL_CIPHER(1<<2);
10620 | ssl_debug_printf("%s can't find cipher suite 0x%04X\n", G_STRFUNC((const char*) (__func__)), cipher);
10621 | } else if (ssl->session.version == SSLV3_VERSION0x300 && !(cs->dig == DIG_MD50x40 || cs->dig == DIG_SHA0x41)) {
10622 | /* A malicious packet capture contains a SSL 3.0 session using a TLS 1.2
10623 | * cipher suite that uses for example MACAlgorithm SHA256. Reject that
10624 | * to avoid a potential buffer overflow in ssl3_check_mac. */
10625 | ssl->cipher_suite = NULL((void*)0);
10626 | ssl->state &= ~SSL_CIPHER(1<<2);
10627 | ssl_debug_printf("%s invalid SSL 3.0 cipher suite 0x%04X\n", G_STRFUNC((const char*) (__func__)), cipher);
10628 | } else {
10629 | /* Cipher found, save this for the delayed decoder init */
10630 | ssl->cipher_suite = cs;
10631 | ssl->state |= SSL_CIPHER(1<<2);
10632 | ssl_debug_printf("%s found CIPHER 0x%04X %s -> state 0x%02X\n", G_STRFUNC((const char*) (__func__)), cipher,
10633 | val_to_str_ext_const(cipher, &ssl_31_ciphersuite_ext, "unknown"),
10634 | ssl->state);
10635 | }
10636 | }
10637 | /* }}} */
10638 |
10639 |
10640 | /* Client Hello and Server Hello dissections. {{{ */
10641 | static int
10642 | ssl_dissect_hnd_extension(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
10643 | packet_info* pinfo, uint32_t offset, uint32_t offset_end, uint8_t hnd_type,
10644 | SslSession *session, SslDecryptSession *ssl,
10645 | bool_Bool is_dtls, wmem_strbuf_t *ja3, ja4_data_t *ja4_data,
10646 | ssl_master_key_map_t *mk_map, uint32_t initial_offset, uint32_t hello_length);
10647 | int
10648 | // NOLINTNEXTLINE(misc-no-recursion)
10649 | ssl_dissect_hnd_cli_hello(ssl_common_dissect_t *hf, tvbuff_t *tvb,
10650 | packet_info *pinfo, proto_tree *tree, uint32_t offset,
10651 | uint32_t offset_end, SslSession *session,
10652 | SslDecryptSession *ssl, dtls_hfs_t *dtls_hfs, ssl_master_key_map_t *mk_map)
10653 | {
10654 | /* struct {
10655 | * ProtocolVersion client_version;
10656 | * Random random;
10657 | * SessionID session_id;
10658 | * opaque cookie<0..32>; //new field for DTLS
10659 | * CipherSuite cipher_suites<2..2^16-1>;
10660 | * CompressionMethod compression_methods<1..2^8-1>;
10661 | * Extension client_hello_extension_list<0..2^16-1>;
10662 | * } ClientHello;
10663 | */
10664 | proto_item *ti;
10665 | proto_tree *cs_tree;
10666 | uint32_t client_version;
10667 | uint32_t cipher_suite_length;
10668 | uint32_t compression_methods_length;
10669 | uint8_t compression_method;
10670 | uint32_t next_offset;
10671 | uint32_t initial_offset = offset;
10672 | uint32_t hello_length = offset_end - initial_offset;
10673 | wmem_strbuf_t *ja3 = wmem_strbuf_new(pinfo->pool, "");
10674 | char *ja3_hash;
10675 | char *ja3_dash = "";
10676 | char *ja4, *ja4_r, *ja4_hash, *ja4_b, *ja4_c;
10677 | ja4_data_t ja4_data;
10678 | wmem_strbuf_t *ja4_a = wmem_strbuf_new(pinfo->pool, "");
10679 | wmem_strbuf_t *ja4_br = wmem_strbuf_new(pinfo->pool, "");
10680 | wmem_strbuf_t *ja4_cr = wmem_strbuf_new(pinfo->pool, "");
10681 | wmem_list_frame_t *curr_entry;
10682 |
10683 | ja4_data.max_version = 0;
10684 | ja4_data.server_name_present = false0;
10685 | ja4_data.num_cipher_suites = 0;
10686 | ja4_data.num_extensions = 0;
10687 | ja4_data.alpn = wmem_strbuf_new(pinfo->pool, "");
10688 | ja4_data.cipher_list = wmem_list_new(pinfo->pool);
10689 | ja4_data.extension_list = wmem_list_new(pinfo->pool);
10690 | ja4_data.sighash_list = wmem_list_new(pinfo->pool);
10691 |
10692 | /* show the client version */
10693 | ti = proto_tree_add_item_ret_uint(tree, hf->hf.hs_client_version, tvb,
10694 | offset, 2, ENC_BIG_ENDIAN0x00000000,
10695 | &client_version);
10696 | if (tls_scan_client_hello(tvb, offset, offset_end)) {
10697 | expert_add_info(pinfo, ti, &hf->ei.legacy_version);
10698 | }
10699 | offset += 2;
10700 | wmem_strbuf_append_printf(ja3, "%i,", client_version);
10701 |
10702 | /*
10703 | * Is it version 1.3?
10704 | * If so, that's an error; TLS and DTLS 1.3 Client Hellos claim
10705 | * to be TLS 1.2, and mention 1.3 in an extension. See RFC 8446
10706 | * section 4.1.2 "Client Hello" and RFC 9147 Section 5.3 "Client
10707 | * Hello".
10708 | */
10709 | if (dtls_hfs != NULL((void*)0)) {
10710 | if (client_version == DTLSV1DOT3_VERSION0xfefc) {
10711 | /* Don't do that. */
10712 | expert_add_info(pinfo, ti, &hf->ei.client_version_error);
10713 | }
10714 | } else {
10715 | if (client_version == TLSV1DOT3_VERSION0x304) {
10716 | /* Don't do that. */
10717 | expert_add_info(pinfo, ti, &hf->ei.client_version_error);
10718 | }
10719 | }
10720 |
10721 | /* dissect fields that are present in both ClientHello and ServerHello */
10722 | offset = ssl_dissect_hnd_hello_common(hf, tvb, pinfo, tree, offset, session, ssl, false0, false0);
10723 |
10724 | /* fields specific for DTLS (cookie_len, cookie) */
10725 | if (dtls_hfs != NULL((void*)0)) {
10726 | uint32_t cookie_length;
10727 | /* opaque cookie<0..32> (for DTLS only) */
10728 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cookie_length,
10729 | dtls_hfs->hf_dtls_handshake_cookie_len, 0, 32)) {
10730 | return offset;
10731 | }
10732 | offset++;
10733 | if (cookie_length > 0) {
10734 | proto_tree_add_item(tree, dtls_hfs->hf_dtls_handshake_cookie,
10735 | tvb, offset, cookie_length, ENC_NA0x00000000);
10736 | offset += cookie_length;
10737 | }
10738 | }
10739 |
10740 | /* CipherSuite cipher_suites<2..2^16-1> */
10741 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cipher_suite_length,
10742 | hf->hf.hs_cipher_suites_len, 2, UINT16_MAX(65535))) {
10743 | return offset;
10744 | }
10745 | offset += 2;
10746 | next_offset = offset + cipher_suite_length;
10747 | ti = proto_tree_add_none_format(tree,
10748 | hf->hf.hs_cipher_suites,
10749 | tvb, offset, cipher_suite_length,
10750 | "Cipher Suites (%d suite%s)",
10751 | cipher_suite_length / 2,
10752 | plurality(cipher_suite_length/2, "", "s")((cipher_suite_length/2) == 1 ? ("") : ("s")));
10753 | cs_tree = proto_item_add_subtree(ti, hf->ett.cipher_suites);
10754 | while (offset + 2 <= next_offset) {
10755 | uint32_t cipher_suite;
10756 |
10757 | proto_tree_add_item_ret_uint(cs_tree, hf->hf.hs_cipher_suite, tvb, offset, 2,
10758 | ENC_BIG_ENDIAN0x00000000, &cipher_suite);
10759 | offset += 2;
10760 | if (!IS_GREASE_TLS(cipher_suite)((((cipher_suite) & 0x0f0f) == 0x0a0a) && (((cipher_suite ) & 0xff) == (((cipher_suite)>>8) & 0xff)))) {
10761 | wmem_strbuf_append_printf(ja3, "%s%i",ja3_dash, cipher_suite);
10762 | ja3_dash = "-";
10763 | ja4_data.num_cipher_suites += 1;
10764 | wmem_list_insert_sorted(ja4_data.cipher_list, GUINT_TO_POINTER(cipher_suite)((gpointer) (gulong) (cipher_suite)), wmem_compare_uint);
10765 | }
10766 | }
10767 | wmem_strbuf_append_c(ja3, ',');
10768 | if (!ssl_end_vector(hf, tvb, pinfo, cs_tree, offset, next_offset)) {
10769 | offset = next_offset;
10770 | }
10771 |
10772 | /* CompressionMethod compression_methods<1..2^8-1> */
10773 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &compression_methods_length,
10774 | hf->hf.hs_comp_methods_len, 1, UINT8_MAX(255))) {
10775 | return offset;
10776 | }
10777 | offset++;
10778 | next_offset = offset + compression_methods_length;
10779 | ti = proto_tree_add_none_format(tree,
10780 | hf->hf.hs_comp_methods,
10781 | tvb, offset, compression_methods_length,
10782 | "Compression Methods (%u method%s)",
10783 | compression_methods_length,
10784 | plurality(compression_methods_length,((compression_methods_length) == 1 ? ("") : ("s"))
10785 | "", "s")((compression_methods_length) == 1 ? ("") : ("s")));
10786 | cs_tree = proto_item_add_subtree(ti, hf->ett.comp_methods);
10787 | while (offset < next_offset) {
10788 | compression_method = tvb_get_uint8(tvb, offset);
10789 | /* TODO: make reserved/private comp meth. fields selectable */
10790 | if (compression_method < 64)
10791 | proto_tree_add_uint(cs_tree, hf->hf.hs_comp_method,
10792 | tvb, offset, 1, compression_method);
10793 | else if (compression_method > 63 && compression_method < 193)
10794 | proto_tree_add_uint_format_value(cs_tree, hf->hf.hs_comp_method, tvb, offset, 1,
10795 | compression_method, "Reserved - to be assigned by IANA (%u)",
10796 | compression_method);
10797 | else
10798 | proto_tree_add_uint_format_value(cs_tree, hf->hf.hs_comp_method, tvb, offset, 1,
10799 | compression_method, "Private use range (%u)",
10800 | compression_method);
10801 | offset++;
10802 | }
10803 |
10804 | /* SSL v3.0 has no extensions, so length field can indeed be missing. */
10805 | if (offset < offset_end) {
10806 | offset = ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
10807 | offset_end, SSL_HND_CLIENT_HELLO,
10808 | session, ssl, dtls_hfs != NULL((void*)0), ja3, &ja4_data, mk_map, initial_offset, hello_length);
10809 | if (ja4_data.max_version > 0) {
10810 | client_version = ja4_data.max_version;
10811 | }
10812 | } else {
10813 | wmem_strbuf_append_printf(ja3, ",,");
10814 | }
10815 |
10816 | if (proto_is_frame_protocol(pinfo->layers,"tcp")) {
10817 | wmem_strbuf_append(ja4_a, "t");
10818 | } else if (proto_is_frame_protocol(pinfo->layers,"quic")) {
10819 | wmem_strbuf_append(ja4_a, "q");
10820 | } else if (proto_is_frame_protocol(pinfo->layers,"dtls")) {
10821 | wmem_strbuf_append(ja4_a, "d");
10822 | }
10823 | wmem_strbuf_append_printf(ja4_a, "%s", val_to_str_const(client_version, ssl_version_ja4_names, "00"));
10824 | wmem_strbuf_append_printf(ja4_a, "%s", ja4_data.server_name_present ? "d" : "i");
10825 | if (ja4_data.num_cipher_suites > 99) {
10826 | wmem_strbuf_append(ja4_a, "99");
10827 | } else {
10828 | wmem_strbuf_append_printf(ja4_a, "%02d", ja4_data.num_cipher_suites);
10829 | }
10830 | if (ja4_data.num_extensions > 99) {
10831 | wmem_strbuf_append(ja4_a, "99");
10832 | } else {
10833 | wmem_strbuf_append_printf(ja4_a, "%02d", ja4_data.num_extensions);
10834 | }
10835 | if (wmem_strbuf_get_len(ja4_data.alpn) > 0 ) {
10836 | wmem_strbuf_append_printf(ja4_a, "%s", wmem_strbuf_get_str(ja4_data.alpn));
10837 | } else {
10838 | wmem_strbuf_append(ja4_a, "00");
10839 | }
10840 |
10841 | curr_entry = wmem_list_head(ja4_data.cipher_list);
10842 | for (unsigned i = 0; i < wmem_list_count(ja4_data.cipher_list); i++) {
10843 | wmem_strbuf_append_printf(ja4_br, "%04x", GPOINTER_TO_UINT(wmem_list_frame_data(curr_entry))((guint) (gulong) (wmem_list_frame_data(curr_entry))));
10844 | if (i < wmem_list_count(ja4_data.cipher_list) - 1) {
10845 | wmem_strbuf_append(ja4_br, ",");
10846 | }
10847 | curr_entry = wmem_list_frame_next(curr_entry);
10848 | }
10849 |
10850 | curr_entry = wmem_list_head(ja4_data.extension_list);
10851 | for (unsigned i = 0; i < wmem_list_count(ja4_data.extension_list); i++) {
10852 | wmem_strbuf_append_printf(ja4_cr, "%04x", GPOINTER_TO_UINT(wmem_list_frame_data(curr_entry))((guint) (gulong) (wmem_list_frame_data(curr_entry))));
10853 | if (i < wmem_list_count(ja4_data.extension_list) - 1) {
10854 | wmem_strbuf_append(ja4_cr, ",");
10855 | }
10856 | curr_entry = wmem_list_frame_next(curr_entry);
10857 | }
10858 |
10859 | if (wmem_list_count(ja4_data.sighash_list) > 0) {
10860 | wmem_strbuf_append(ja4_cr, "_");
10861 | curr_entry = wmem_list_head(ja4_data.sighash_list);
10862 | for (unsigned i = 0; i < wmem_list_count(ja4_data.sighash_list); i++) {
10863 | wmem_strbuf_append_printf(ja4_cr, "%04x", GPOINTER_TO_UINT(wmem_list_frame_data(curr_entry))((guint) (gulong) (wmem_list_frame_data(curr_entry))));
10864 | if (i < wmem_list_count(ja4_data.sighash_list) - 1) {
10865 | wmem_strbuf_append(ja4_cr, ",");
10866 | }
10867 | curr_entry = wmem_list_frame_next(curr_entry);
10868 | }
10869 | }
10870 | if ( wmem_strbuf_get_len(ja4_br) == 0 ) {
10871 | ja4_hash = g_strdup("000000000000")g_strdup_inline ("000000000000");
10872 | } else {
10873 | ja4_hash = g_compute_checksum_for_string(G_CHECKSUM_SHA256, wmem_strbuf_get_str(ja4_br),-1);
10874 | }
10875 | ja4_b = wmem_strndup(pinfo->pool, ja4_hash, 12);
10876 |
10877 | g_free(ja4_hash);
10878 | if ( wmem_strbuf_get_len(ja4_cr) == 0 ) {
10879 | ja4_hash = g_strdup("000000000000")g_strdup_inline ("000000000000");
10880 | } else {
10881 | ja4_hash = g_compute_checksum_for_string(G_CHECKSUM_SHA256, wmem_strbuf_get_str(ja4_cr),-1);
10882 | }
10883 | ja4_c = wmem_strndup(pinfo->pool, ja4_hash, 12);
10884 | g_free(ja4_hash);
10885 |
10886 | ja4 = wmem_strdup_printf(pinfo->pool, "%s_%s_%s", wmem_strbuf_get_str(ja4_a), ja4_b, ja4_c);
10887 | ja4_r = wmem_strdup_printf(pinfo->pool, "%s_%s_%s", wmem_strbuf_get_str(ja4_a), wmem_strbuf_get_str(ja4_br), wmem_strbuf_get_str(ja4_cr));
10888 |
10889 | ti = proto_tree_add_string(tree, hf->hf.hs_ja4, tvb, offset, 0, ja4);
10890 | proto_item_set_generated(ti);
10891 | ti = proto_tree_add_string(tree, hf->hf.hs_ja4_r, tvb, offset, 0, ja4_r);
10892 | proto_item_set_generated(ti);
10893 |
10894 | ja3_hash = g_compute_checksum_for_string(G_CHECKSUM_MD5, wmem_strbuf_get_str(ja3),
10895 | wmem_strbuf_get_len(ja3));
10896 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3_full, tvb, offset, 0, wmem_strbuf_get_str(ja3));
10897 | proto_item_set_generated(ti);
10898 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3_hash, tvb, offset, 0, ja3_hash);
10899 | proto_item_set_generated(ti);
10900 | g_free(ja3_hash);
10901 | return offset;
10902 | }
10903 |
10904 | void
10905 | ssl_dissect_hnd_srv_hello(ssl_common_dissect_t *hf, tvbuff_t *tvb,
10906 | packet_info* pinfo, proto_tree *tree, uint32_t offset, uint32_t offset_end,
10907 | SslSession *session, SslDecryptSession *ssl,
10908 | bool_Bool is_dtls, bool_Bool is_hrr)
10909 | {
10910 | /* struct {
10911 | * ProtocolVersion server_version;
10912 | * Random random;
10913 | * SessionID session_id; // TLS 1.2 and before
10914 | * CipherSuite cipher_suite;
10915 | * CompressionMethod compression_method; // TLS 1.2 and before
10916 | * Extension server_hello_extension_list<0..2^16-1>;
10917 | * } ServerHello;
10918 | */
10919 | uint8_t draft_version = session->tls13_draft_version;
10920 | proto_item *ti;
10921 | uint32_t server_version;
10922 | uint32_t cipher_suite;
10923 | uint32_t initial_offset = offset;
10924 | wmem_strbuf_t *ja3 = wmem_strbuf_new(pinfo->pool, "");
10925 | char *ja3_hash;
10926 |
10927 | col_set_str(pinfo->cinfo, COL_PROTOCOL,
10928 | val_to_str_const(session->version, ssl_version_short_names, "SSL"));
10929 |
10930 | /* Initially assume that the session is resumed. If this is not the case, a
10931 | * ServerHelloDone will be observed before the ChangeCipherSpec message
10932 | * which will reset this flag. */
10933 | session->is_session_resumed = true1;
10934 |
10935 | /* show the server version */
10936 | ti = proto_tree_add_item_ret_uint(tree, hf->hf.hs_server_version, tvb,
10937 | offset, 2, ENC_BIG_ENDIAN0x00000000, &server_version);
10938 |
10939 | uint16_t supported_server_version;
10940 | if (tls_scan_server_hello(tvb, offset, offset_end, &supported_server_version, NULL((void*)0))) {
10941 | expert_add_info(pinfo, ti, &hf->ei.legacy_version);
10942 | }
10943 | /*
10944 | * Is it version 1.3?
10945 | * If so, that's an error; TLS and DTLS 1.3 Server Hellos claim
10946 | * to be TLS 1.2, and mention 1.3 in an extension. See RFC 8446
10947 | * section 4.1.3 "Server Hello" and RFC 9147 Section 5.4 "Server
10948 | * Hello".
10949 | */
10950 | if (is_dtls) {
10951 | if (server_version == DTLSV1DOT3_VERSION0xfefc) {
10952 | /* Don't do that. */
10953 | expert_add_info(pinfo, ti, &hf->ei.server_version_error);
10954 | }
10955 | } else {
10956 | if (server_version == TLSV1DOT3_VERSION0x304) {
10957 | /* Don't do that. */
10958 | expert_add_info(pinfo, ti, &hf->ei.server_version_error);
10959 | }
10960 | }
10961 |
10962 | offset += 2;
10963 | wmem_strbuf_append_printf(ja3, "%i", server_version);
10964 |
10965 | /* dissect fields that are present in both ClientHello and ServerHello */
10966 | offset = ssl_dissect_hnd_hello_common(hf, tvb, pinfo, tree, offset, session, ssl, true1, is_hrr);
10967 |
10968 | if (ssl) {
10969 | /* store selected cipher suite for decryption */
10970 | ssl_set_cipher(ssl, tvb_get_ntohs(tvb, offset));
10971 | }
10972 |
10973 | /* now the server-selected cipher suite */
10974 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_cipher_suite,
10975 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &cipher_suite);
10976 | offset += 2;
10977 | wmem_strbuf_append_printf(ja3, ",%i,", cipher_suite);
10978 |
10979 | /* No compression with TLS 1.3 before draft -22 */
10980 | if (!(session->version == TLSV1DOT3_VERSION0x304 && draft_version > 0 && draft_version < 22)) {
10981 | if (ssl) {
10982 | /* store selected compression method for decryption */
10983 | ssl->session.compression = tvb_get_uint8(tvb, offset);
10984 | }
10985 | /* and the server-selected compression method */
10986 | proto_tree_add_item(tree, hf->hf.hs_comp_method,
10987 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
10988 | offset++;
10989 | }
10990 |
10991 | /* SSL v3.0 has no extensions, so length field can indeed be missing. */
10992 | if (offset < offset_end) {
10993 | offset = ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
10994 | offset_end,
10995 | is_hrr ? SSL_HND_HELLO_RETRY_REQUEST : SSL_HND_SERVER_HELLO,
10996 | session, ssl, is_dtls, ja3, NULL((void*)0), NULL((void*)0), 0, 0);
10997 | }
10998 |
10999 | if (ssl && ssl->ech_transcript.data_len > 0 && (ssl->state & SSL_CIPHER(1<<2)) && ssl->client_random.data_len > 0) {
11000 | int hash_algo = ssl_get_digest_by_name(ssl_cipher_suite_dig(ssl->cipher_suite)->name);
11001 | if (hash_algo) {
11002 | SSL_MDgcry_md_hd_t mc;
11003 | unsigned char transcript_hash[DIGEST_MAX_SIZE48];
11004 | unsigned char prk[DIGEST_MAX_SIZE48];
11005 | unsigned char *ech_verify_out = NULL((void*)0);
11006 | unsigned int len;
11007 | ssl_md_init(&mc, hash_algo);
11008 | ssl_md_update(&mc, ssl->ech_transcript.data, ssl->ech_transcript.data_len);
11009 | if (is_hrr) {
11010 | ssl_md_final(&mc, transcript_hash, &len);
11011 | ssl_md_cleanup(&mc);
11012 | wmem_free(wmem_file_scope(), ssl->ech_transcript.data);
11013 | ssl->ech_transcript.data_len = 4 + len;
11014 | ssl->ech_transcript.data = (unsigned char*)wmem_alloc(wmem_file_scope(), 4 + len + 4 + offset_end - initial_offset);
11015 | ssl->ech_transcript.data[0] = SSL_HND_MESSAGE_HASH;
11016 | ssl->ech_transcript.data[1] = 0;
11017 | ssl->ech_transcript.data[2] = 0;
11018 | ssl->ech_transcript.data[3] = len;
11019 | memcpy(ssl->ech_transcript.data + 4, transcript_hash, len);
11020 | ssl_md_init(&mc, hash_algo);
11021 | ssl_md_update(&mc, ssl->ech_transcript.data, 4 + len);
11022 | } else {
11023 | ssl->ech_transcript.data = wmem_realloc(wmem_file_scope(), ssl->ech_transcript.data,
11024 | ssl->ech_transcript.data_len + 4 + offset_end - initial_offset);
11025 | }
11026 | if (initial_offset > 4) {
11027 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, initial_offset - 4,
11028 | 4 + offset_end - initial_offset);
11029 | if (is_hrr)
11030 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, initial_offset-4, 38), 38);
11031 | else
11032 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, initial_offset-4, 30), 30);
11033 | } else {
11034 | uint8_t prefix[4] = {SSL_HND_SERVER_HELLO, 0x00, 0x00, 0x00};
11035 | prefix[2] = ((offset - initial_offset) >> 8);
11036 | prefix[3] = (offset - initial_offset) & 0xff;
11037 | memcpy(ssl->ech_transcript.data + ssl->ech_transcript.data_len, prefix, 4);
11038 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len + 4, initial_offset,
11039 | offset_end - initial_offset);
11040 | ssl_md_update(&mc, prefix, 4);
11041 | if (is_hrr)
11042 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, initial_offset, 34), 34);
11043 | else
11044 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, initial_offset, 26), 26);
11045 | }
11046 | ssl->ech_transcript.data_len += 4 + offset_end - initial_offset;
11047 | uint8_t zeros[8] = { 0 };
11048 | uint32_t confirmation_offset = initial_offset + 26;
11049 | if (is_hrr) {
11050 | uint32_t hrr_offset = initial_offset + 34;
11051 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, hrr_offset,
11052 | tvb_get_uint8(tvb, hrr_offset) + 1), tvb_get_uint8(tvb, hrr_offset) + 1);
11053 | hrr_offset += tvb_get_uint8(tvb, hrr_offset) + 1;
11054 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, hrr_offset, 3), 3);
11055 | hrr_offset += 3;
11056 | uint16_t extensions_end = hrr_offset + tvb_get_ntohs(tvb, hrr_offset) + 2;
11057 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, hrr_offset, 2), 2);
11058 | hrr_offset += 2;
11059 | while (extensions_end - hrr_offset >= 4) {
11060 | if (tvb_get_ntohs(tvb, hrr_offset) == SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037 &&
11061 | tvb_get_ntohs(tvb, hrr_offset + 2) == 8) {
11062 | confirmation_offset = hrr_offset + 4;
11063 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, hrr_offset, 4), 4);
11064 | ssl_md_update(&mc, zeros, 8);
11065 | hrr_offset += 12;
11066 | } else {
11067 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, hrr_offset, tvb_get_ntohs(tvb, hrr_offset + 2) + 4),
11068 | tvb_get_ntohs(tvb, hrr_offset + 2) + 4);
11069 | hrr_offset += tvb_get_ntohs(tvb, hrr_offset + 2) + 4;
11070 | }
11071 | }
11072 | } else {
11073 | ssl_md_update(&mc, zeros, 8);
11074 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, initial_offset + 34, offset - initial_offset - 34),
11075 | offset - initial_offset - 34);
11076 | }
11077 | ssl_md_final(&mc, transcript_hash, &len);
11078 | ssl_md_cleanup(&mc);
11079 | hkdf_extract(hash_algo, NULL((void*)0), 0, ssl->client_random.data, 32, prk);
11080 | StringInfo prk_string = {prk, len};
11081 | if (tls13_hkdf_expand_label_context(hash_algo, &prk_string, tls13_hkdf_label_prefix(ssl),
11082 | is_hrr ? "hrr ech accept confirmation" : "ech accept confirmation",
11083 | transcript_hash, len, 8, &ech_verify_out)) {
11084 | memcpy(is_hrr ? ssl->session.hrr_ech_confirmation : ssl->session.ech_confirmation, ech_verify_out, 8);
11085 | if (tvb_memeql(tvb, confirmation_offset, ech_verify_out, 8) == -1) {
11086 | if (is_hrr) {
11087 | ssl->session.hrr_ech_declined = true1;
11088 | ssl->session.first_ch_ech_frame = 0;
11089 | }
11090 | memcpy(ssl->client_random.data, ssl->session.client_random.data, ssl->session.client_random.data_len);
11091 | ssl_print_data("Updated Client Random", ssl->client_random.data, 32);
11092 | }
11093 | wmem_free(NULL((void*)0), ech_verify_out);
11094 | }
11095 | ssl->session.ech = true1;
11096 | }
11097 | }
11098 |
11099 | ja3_hash = g_compute_checksum_for_string(G_CHECKSUM_MD5, wmem_strbuf_get_str(ja3),
11100 | wmem_strbuf_get_len(ja3));
11101 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3s_full, tvb, offset, 0, wmem_strbuf_get_str(ja3));
11102 | proto_item_set_generated(ti);
11103 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3s_hash, tvb, offset, 0, ja3_hash);
11104 | proto_item_set_generated(ti);
11105 | g_free(ja3_hash);
11106 | }
11107 | /* Client Hello and Server Hello dissections. }}} */
11108 |
11109 | /* New Session Ticket dissection. {{{ */
11110 | void
11111 | ssl_dissect_hnd_new_ses_ticket(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
11112 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
11113 | SslSession *session, SslDecryptSession *ssl,
11114 | bool_Bool is_dtls, GHashTable *session_hash)
11115 | {
11116 | /* https://tools.ietf.org/html/rfc5077#section-3.3 (TLS >= 1.0):
11117 | * struct {
11118 | * uint32 ticket_lifetime_hint;
11119 | * opaque ticket<0..2^16-1>;
11120 | * } NewSessionTicket;
11121 | *
11122 | * RFC 8446 Section 4.6.1 (TLS 1.3):
11123 | * struct {
11124 | * uint32 ticket_lifetime;
11125 | * uint32 ticket_age_add;
11126 | * opaque ticket_nonce<0..255>; // new in draft -21, updated in -22
11127 | * opaque ticket<1..2^16-1>;
11128 | * Extension extensions<0..2^16-2>;
11129 | * } NewSessionTicket;
11130 | */
11131 | proto_tree *subtree;
11132 | proto_item *subitem;
11133 | uint32_t ticket_len;
11134 | bool_Bool is_tls13 = session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc;
11135 | unsigned char draft_version = session->tls13_draft_version;
11136 | uint32_t lifetime_hint;
11137 |
11138 | subtree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
11139 | hf->ett.session_ticket, NULL((void*)0),
11140 | "TLS Session Ticket");
11141 |
11142 | /* ticket lifetime hint */
11143 | subitem = proto_tree_add_item_ret_uint(subtree, hf->hf.hs_session_ticket_lifetime_hint,
11144 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000, &lifetime_hint);
11145 | offset += 4;
11146 |
11147 | if (lifetime_hint >= 60) {
11148 | char *time_str = unsigned_time_secs_to_str(pinfo->pool, lifetime_hint);
11149 | proto_item_append_text(subitem, " (%s)", time_str);
11150 | }
11151 |
11152 | if (is_tls13) {
11153 |
11154 | /* for TLS 1.3: ticket_age_add */
11155 | proto_tree_add_item(subtree, hf->hf.hs_session_ticket_age_add,
11156 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
11157 | offset += 4;
11158 |
11159 | /* for TLS 1.3: ticket_nonce (coming with Draft 21)*/
11160 | if (draft_version == 0 || draft_version >= 21) {
11161 | uint32_t ticket_nonce_len;
11162 |
11163 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &ticket_nonce_len,
11164 | hf->hf.hs_session_ticket_nonce_len, 0, 255)) {
11165 | return;
11166 | }
11167 | offset++;
11168 |
11169 | proto_tree_add_item(subtree, hf->hf.hs_session_ticket_nonce, tvb, offset, ticket_nonce_len, ENC_NA0x00000000);
11170 | offset += ticket_nonce_len;
11171 | }
11172 |
11173 | }
11174 |
11175 | /* opaque ticket<0..2^16-1> (with TLS 1.3 the minimum is 1) */
11176 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &ticket_len,
11177 | hf->hf.hs_session_ticket_len, is_tls13 ? 1 : 0, UINT16_MAX(65535))) {
11178 | return;
11179 | }
11180 | offset += 2;
11181 |
11182 | /* Content depends on implementation, so just show data! */
11183 | proto_tree_add_item(subtree, hf->hf.hs_session_ticket,
11184 | tvb, offset, ticket_len, ENC_NA0x00000000);
11185 | /* save the session ticket to cache for ssl_finalize_decryption */
11186 | if (ssl && !is_tls13) {
11187 | tvb_ensure_bytes_exist(tvb, offset, ticket_len);
11188 | ssl->session_ticket.data = (unsigned char*)wmem_realloc(wmem_file_scope(),
11189 | ssl->session_ticket.data, ticket_len);
11190 | ssl->session_ticket.data_len = ticket_len;
11191 | tvb_memcpy(tvb, ssl->session_ticket.data, offset, ticket_len);
11192 | /* NewSessionTicket is received after the first (client)
11193 | * ChangeCipherSpec, and before the second (server) ChangeCipherSpec.
11194 | * Since the second CCS has already the session key available it will
11195 | * just return. To ensure that the session ticket is mapped to a
11196 | * master key (from the first CCS), save the ticket here too. */
11197 | ssl_save_master_key("Session Ticket", session_hash,
11198 | &ssl->session_ticket, &ssl->master_secret);
11199 | ssl->state |= SSL_NEW_SESSION_TICKET(1<<10);
11200 | }
11201 | offset += ticket_len;
11202 |
11203 | if (is_tls13) {
11204 | ssl_dissect_hnd_extension(hf, tvb, subtree, pinfo, offset,
11205 | offset_end, SSL_HND_NEWSESSION_TICKET,
11206 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11207 | }
11208 | } /* }}} */
11209 |
11210 | void
11211 | ssl_dissect_hnd_hello_retry_request(ssl_common_dissect_t *hf, tvbuff_t *tvb,
11212 | packet_info* pinfo, proto_tree *tree, uint32_t offset, uint32_t offset_end,
11213 | SslSession *session, SslDecryptSession *ssl,
11214 | bool_Bool is_dtls)
11215 | {
11216 | /* https://tools.ietf.org/html/draft-ietf-tls-tls13-19#section-4.1.4
11217 | * struct {
11218 | * ProtocolVersion server_version;
11219 | * CipherSuite cipher_suite; // not before draft -19
11220 | * Extension extensions<2..2^16-1>;
11221 | * } HelloRetryRequest;
11222 | * Note: no longer used since draft -22
11223 | */
11224 | uint32_t version;
11225 | uint8_t draft_version;
11226 |
11227 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_server_version, tvb,
11228 | offset, 2, ENC_BIG_ENDIAN0x00000000, &version);
11229 | draft_version = extract_tls13_draft_version(version);
11230 | offset += 2;
11231 |
11232 | if (draft_version == 0 || draft_version >= 19) {
11233 | proto_tree_add_item(tree, hf->hf.hs_cipher_suite,
11234 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11235 | offset += 2;
11236 | }
11237 |
11238 | ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
11239 | offset_end, SSL_HND_HELLO_RETRY_REQUEST,
11240 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11241 | }
11242 |
11243 | void
11244 | ssl_dissect_hnd_encrypted_extensions(ssl_common_dissect_t *hf, tvbuff_t *tvb,
11245 | packet_info* pinfo, proto_tree *tree, uint32_t offset, uint32_t offset_end,
11246 | SslSession *session, SslDecryptSession *ssl,
11247 | bool_Bool is_dtls)
11248 | {
11249 | /* RFC 8446 Section 4.3.1
11250 | * struct {
11251 | * Extension extensions<0..2^16-1>;
11252 | * } EncryptedExtensions;
11253 | */
11254 | ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
11255 | offset_end, SSL_HND_ENCRYPTED_EXTENSIONS,
11256 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11257 | }
11258 |
11259 | /* Certificate and Certificate Request dissections. {{{ */
11260 | void
11261 | ssl_dissect_hnd_cert(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
11262 | uint32_t offset, uint32_t offset_end, packet_info *pinfo,
11263 | SslSession *session, SslDecryptSession *ssl _U___attribute__((unused)),
11264 | bool_Bool is_from_server, bool_Bool is_dtls)
11265 | {
11266 | /* opaque ASN.1Cert<1..2^24-1>;
11267 | *
11268 | * Before RFC 8446 (TLS <= 1.2):
11269 | * struct {
11270 | * select(certificate_type) {
11271 | *
11272 | * // certificate type defined in RFC 7250
11273 | * case RawPublicKey:
11274 | * opaque ASN.1_subjectPublicKeyInfo<1..2^24-1>;
11275 | *
11276 | * // X.509 certificate defined in RFC 5246
11277 | * case X.509:
11278 | * ASN.1Cert certificate_list<0..2^24-1>;
11279 | * };
11280 | * } Certificate;
11281 | *
11282 | * RFC 8446 (since draft -20):
11283 | * struct {
11284 | * select(certificate_type){
11285 | * case RawPublicKey:
11286 | * // From RFC 7250 ASN.1_subjectPublicKeyInfo
11287 | * opaque ASN1_subjectPublicKeyInfo<1..2^24-1>;
11288 | *
11289 | * case X.509:
11290 | * opaque cert_data<1..2^24-1>;
11291 | * }
11292 | * Extension extensions<0..2^16-1>;
11293 | * } CertificateEntry;
11294 | * struct {
11295 | * opaque certificate_request_context<0..2^8-1>;
11296 | * CertificateEntry certificate_list<0..2^24-1>;
11297 | * } Certificate;
11298 | */
11299 | enum { CERT_X509, CERT_RPK } cert_type;
11300 | asn1_ctx_t asn1_ctx;
11301 | #if defined(HAVE_LIBGNUTLS1)
11302 | gnutls_datum_t subjectPublicKeyInfo = { NULL((void*)0), 0 };
11303 | unsigned certificate_index = 0;
11304 | #endif
11305 | uint32_t next_offset, certificate_list_length, cert_length;
11306 | proto_tree *subtree = tree;
11307 |
11308 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
11309 |
11310 | if ((is_from_server && session->server_cert_type == SSL_HND_CERT_TYPE_RAW_PUBLIC_KEY2) ||
11311 | (!is_from_server && session->client_cert_type == SSL_HND_CERT_TYPE_RAW_PUBLIC_KEY2)) {
11312 | cert_type = CERT_RPK;
11313 | } else {
11314 | cert_type = CERT_X509;
11315 | }
11316 |
11317 | #if defined(HAVE_LIBGNUTLS1)
11318 | /* Ask the pkcs1 dissector to return the public key details */
11319 | if (ssl)
11320 | asn1_ctx.private_data = &subjectPublicKeyInfo;
11321 | #endif
11322 |
11323 | /* TLS 1.3: opaque certificate_request_context<0..2^8-1> */
11324 | if (session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc) {
11325 | uint32_t context_length;
11326 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &context_length,
11327 | hf->hf.hs_certificate_request_context_length, 0, UINT8_MAX(255))) {
11328 | return;
11329 | }
11330 | offset++;
11331 | if (context_length > 0) {
11332 | proto_tree_add_item(tree, hf->hf.hs_certificate_request_context,
11333 | tvb, offset, context_length, ENC_NA0x00000000);
11334 | offset += context_length;
11335 | }
11336 | }
11337 |
11338 | if ((session->version != TLSV1DOT3_VERSION0x304 && session->version != DTLSV1DOT3_VERSION0xfefc) && cert_type == CERT_RPK) {
11339 | /* For RPK before TLS 1.3, the single RPK is stored directly without
11340 | * another "certificate_list" field. */
11341 | certificate_list_length = offset_end - offset;
11342 | next_offset = offset_end;
11343 | } else {
11344 | /* CertificateEntry certificate_list<0..2^24-1> */
11345 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &certificate_list_length,
11346 | hf->hf.hs_certificates_len, 0, G_MAXUINT24((1U << 24) - 1))) {
11347 | return;
11348 | }
11349 | offset += 3; /* 24-bit length value */
11350 | next_offset = offset + certificate_list_length;
11351 | }
11352 |
11353 | /* RawPublicKey must have one cert, but X.509 can have multiple. */
11354 | if (certificate_list_length > 0 && cert_type == CERT_X509) {
11355 | proto_item *ti;
11356 |
11357 | ti = proto_tree_add_none_format(tree,
11358 | hf->hf.hs_certificates,
11359 | tvb, offset, certificate_list_length,
11360 | "Certificates (%u bytes)",
11361 | certificate_list_length);
11362 |
11363 | /* make it a subtree */
11364 | subtree = proto_item_add_subtree(ti, hf->ett.certificates);
11365 | }
11366 |
11367 | while (offset < next_offset) {
11368 | switch (cert_type) {
11369 | case CERT_RPK:
11370 | /* TODO add expert info if there is more than one RPK entry (certificate_index > 0) */
11371 | /* opaque ASN.1_subjectPublicKeyInfo<1..2^24-1> */
11372 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, next_offset, &cert_length,
11373 | hf->hf.hs_certificate_len, 1, G_MAXUINT24((1U << 24) - 1))) {
11374 | return;
11375 | }
11376 | offset += 3;
11377 |
11378 | dissect_x509af_SubjectPublicKeyInfo(false0, tvb, offset, &asn1_ctx, subtree, hf->hf.hs_certificate);
11379 | offset += cert_length;
11380 | break;
11381 | case CERT_X509:
11382 | /* opaque ASN1Cert<1..2^24-1> */
11383 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, next_offset, &cert_length,
11384 | hf->hf.hs_certificate_len, 1, G_MAXUINT24((1U << 24) - 1))) {
11385 | return;
11386 | }
11387 | offset += 3;
11388 |
11389 | dissect_x509af_Certificate(false0, tvb, offset, &asn1_ctx, subtree, hf->hf.hs_certificate);
11390 | #if defined(HAVE_LIBGNUTLS1)
11391 | if (is_from_server && ssl && certificate_index == 0) {
11392 | ssl_find_private_key_by_pubkey(ssl, &subjectPublicKeyInfo);
11393 | /* Only attempt to get the RSA modulus for the first cert. */
11394 | asn1_ctx.private_data = NULL((void*)0);
11395 | }
11396 | #endif
11397 | offset += cert_length;
11398 | break;
11399 | }
11400 |
11401 | /* TLS 1.3: Extension extensions<0..2^16-1> */
11402 | if ((session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc)) {
11403 | offset = ssl_dissect_hnd_extension(hf, tvb, subtree, pinfo, offset,
11404 | next_offset, SSL_HND_CERTIFICATE,
11405 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11406 | }
11407 |
11408 | #if defined(HAVE_LIBGNUTLS1)
11409 | certificate_index++;
11410 | #endif
11411 | }
11412 | }
11413 |
11414 | void
11415 | ssl_dissect_hnd_cert_req(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
11416 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
11417 | SslSession *session, bool_Bool is_dtls)
11418 | {
11419 | /* From SSL 3.0 and up (note that since TLS 1.1 certificate_authorities can be empty):
11420 | * enum {
11421 | * rsa_sign(1), dss_sign(2), rsa_fixed_dh(3), dss_fixed_dh(4),
11422 | * (255)
11423 | * } ClientCertificateType;
11424 | *
11425 | * opaque DistinguishedName<1..2^16-1>;
11426 | *
11427 | * struct {
11428 | * ClientCertificateType certificate_types<1..2^8-1>;
11429 | * DistinguishedName certificate_authorities<3..2^16-1>;
11430 | * } CertificateRequest;
11431 | *
11432 | *
11433 | * As per TLSv1.2 (RFC 5246) the format has changed to:
11434 | *
11435 | * enum {
11436 | * rsa_sign(1), dss_sign(2), rsa_fixed_dh(3), dss_fixed_dh(4),
11437 | * rsa_ephemeral_dh_RESERVED(5), dss_ephemeral_dh_RESERVED(6),
11438 | * fortezza_dms_RESERVED(20), (255)
11439 | * } ClientCertificateType;
11440 | *
11441 | * enum {
11442 | * none(0), md5(1), sha1(2), sha224(3), sha256(4), sha384(5),
11443 | * sha512(6), (255)
11444 | * } HashAlgorithm;
11445 | *
11446 | * enum { anonymous(0), rsa(1), dsa(2), ecdsa(3), (255) }
11447 | * SignatureAlgorithm;
11448 | *
11449 | * struct {
11450 | * HashAlgorithm hash;
11451 | * SignatureAlgorithm signature;
11452 | * } SignatureAndHashAlgorithm;
11453 | *
11454 | * SignatureAndHashAlgorithm
11455 | * supported_signature_algorithms<2..2^16-2>;
11456 | *
11457 | * opaque DistinguishedName<1..2^16-1>;
11458 | *
11459 | * struct {
11460 | * ClientCertificateType certificate_types<1..2^8-1>;
11461 | * SignatureAndHashAlgorithm supported_signature_algorithms<2^16-1>;
11462 | * DistinguishedName certificate_authorities<0..2^16-1>;
11463 | * } CertificateRequest;
11464 | *
11465 | * draft-ietf-tls-tls13-18:
11466 | * struct {
11467 | * opaque certificate_request_context<0..2^8-1>;
11468 | * SignatureScheme
11469 | * supported_signature_algorithms<2..2^16-2>;
11470 | * DistinguishedName certificate_authorities<0..2^16-1>;
11471 | * CertificateExtension certificate_extensions<0..2^16-1>;
11472 | * } CertificateRequest;
11473 | *
11474 | * RFC 8446 (since draft-ietf-tls-tls13-19):
11475 | *
11476 | * struct {
11477 | * opaque certificate_request_context<0..2^8-1>;
11478 | * Extension extensions<2..2^16-1>;
11479 | * } CertificateRequest;
11480 | */
11481 | proto_item *ti;
11482 | proto_tree *subtree;
11483 | uint32_t next_offset;
11484 | asn1_ctx_t asn1_ctx;
11485 | bool_Bool is_tls13 = (session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc);
11486 | unsigned char draft_version = session->tls13_draft_version;
11487 |
11488 | if (!tree)
11489 | return;
11490 |
11491 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
11492 |
11493 | if (is_tls13) {
11494 | uint32_t context_length;
11495 | /* opaque certificate_request_context<0..2^8-1> */
11496 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &context_length,
11497 | hf->hf.hs_certificate_request_context_length, 0, UINT8_MAX(255))) {
11498 | return;
11499 | }
11500 | offset++;
11501 | if (context_length > 0) {
11502 | proto_tree_add_item(tree, hf->hf.hs_certificate_request_context,
11503 | tvb, offset, context_length, ENC_NA0x00000000);
11504 | offset += context_length;
11505 | }
11506 | } else {
11507 | uint32_t cert_types_count;
11508 | /* ClientCertificateType certificate_types<1..2^8-1> */
11509 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cert_types_count,
11510 | hf->hf.hs_cert_types_count, 1, UINT8_MAX(255))) {
11511 | return;
11512 | }
11513 | offset++;
11514 | next_offset = offset + cert_types_count;
11515 |
11516 | ti = proto_tree_add_none_format(tree,
11517 | hf->hf.hs_cert_types,
11518 | tvb, offset, cert_types_count,
11519 | "Certificate types (%u type%s)",
11520 | cert_types_count,
11521 | plurality(cert_types_count, "", "s")((cert_types_count) == 1 ? ("") : ("s")));
11522 | subtree = proto_item_add_subtree(ti, hf->ett.cert_types);
11523 |
11524 | while (offset < next_offset) {
11525 | proto_tree_add_item(subtree, hf->hf.hs_cert_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
11526 | offset++;
11527 | }
11528 | }
11529 |
11530 | if (session->version == TLSV1DOT2_VERSION0x303 || session->version == DTLSV1DOT2_VERSION0xfefd ||
11531 | (is_tls13 && (draft_version > 0 && draft_version < 19))) {
11532 | offset = ssl_dissect_hash_alg_list(hf, tvb, tree, pinfo, offset, offset_end, NULL((void*)0));
11533 | }
11534 |
11535 | if (is_tls13 && (draft_version == 0 || draft_version >= 19)) {
11536 | /*
11537 | * TLS 1.3 draft 19 and newer: Extensions.
11538 | * SslDecryptSession pointer is NULL because Certificate Extensions
11539 | * should not influence decryption state.
11540 | */
11541 | ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
11542 | offset_end, SSL_HND_CERT_REQUEST,
11543 | session, NULL((void*)0), is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11544 | } else if (is_tls13 && draft_version <= 18) {
11545 | /*
11546 | * TLS 1.3 draft 18 and older: certificate_authorities and
11547 | * certificate_extensions (a vector of OID mappings).
11548 | */
11549 | offset = tls_dissect_certificate_authorities(hf, tvb, pinfo, tree, offset, offset_end);
11550 | ssl_dissect_hnd_hello_ext_oid_filters(hf, tvb, pinfo, tree, offset, offset_end);
11551 | } else {
11552 | /* for TLS 1.2 and older, the certificate_authorities field. */
11553 | tls_dissect_certificate_authorities(hf, tvb, pinfo, tree, offset, offset_end);
11554 | }
11555 | }
11556 | /* Certificate and Certificate Request dissections. }}} */
11557 |
11558 | void
11559 | ssl_dissect_hnd_cli_cert_verify(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
11560 | proto_tree *tree, uint32_t offset, uint32_t offset_end, uint16_t version)
11561 | {
11562 | ssl_dissect_digitally_signed(hf, tvb, pinfo, tree, offset, offset_end, version,
11563 | hf->hf.hs_client_cert_vrfy_sig_len,
11564 | hf->hf.hs_client_cert_vrfy_sig);
11565 | }
11566 |
11567 | /* Finished dissection. {{{ */
11568 | void
11569 | ssl_dissect_hnd_finished(ssl_common_dissect_t *hf, tvbuff_t *tvb,
11570 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
11571 | const SslSession *session, ssl_hfs_t *ssl_hfs)
11572 | {
11573 | /* For SSLv3:
11574 | * struct {
11575 | * opaque md5_hash[16];
11576 | * opaque sha_hash[20];
11577 | * } Finished;
11578 | *
11579 | * For (D)TLS:
11580 | * struct {
11581 | * opaque verify_data[12];
11582 | * } Finished;
11583 | *
11584 | * For TLS 1.3:
11585 | * struct {
11586 | * opaque verify_data[Hash.length];
11587 | * }
11588 | */
11589 | if (!tree)
11590 | return;
11591 |
11592 | if (session->version == SSLV3_VERSION0x300) {
11593 | if (ssl_hfs != NULL((void*)0)) {
11594 | proto_tree_add_item(tree, ssl_hfs->hs_md5_hash,
11595 | tvb, offset, 16, ENC_NA0x00000000);
11596 | proto_tree_add_item(tree, ssl_hfs->hs_sha_hash,
11597 | tvb, offset + 16, 20, ENC_NA0x00000000);
11598 | }
11599 | } else {
11600 | /* Length should be 12 for TLS before 1.3, assume this is the case. */
11601 | proto_tree_add_item(tree, hf->hf.hs_finished,
11602 | tvb, offset, offset_end - offset, ENC_NA0x00000000);
11603 | }
11604 | } /* }}} */
11605 |
11606 | /* RFC 6066 Certificate URL handshake message dissection. {{{ */
11607 | void
11608 | ssl_dissect_hnd_cert_url(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree, uint32_t offset)
11609 | {
11610 | uint16_t url_hash_len;
11611 |
11612 | /* enum {
11613 | * individual_certs(0), pkipath(1), (255)
11614 | * } CertChainType;
11615 | *
11616 | * struct {
11617 | * CertChainType type;
11618 | * URLAndHash url_and_hash_list<1..2^16-1>;
11619 | * } CertificateURL;
11620 | *
11621 | * struct {
11622 | * opaque url<1..2^16-1>;
11623 | * uint8 padding;
11624 | * opaque SHA1Hash[20];
11625 | * } URLAndHash;
11626 | */
11627 |
11628 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_url_type,
11629 | tvb, offset, 1, ENC_NA0x00000000);
11630 | offset++;
11631 |
11632 | url_hash_len = tvb_get_ntohs(tvb, offset);
11633 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_url_url_hash_list_len,
11634 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11635 | offset += 2;
11636 | while (url_hash_len-- > 0) {
11637 | proto_item *urlhash_item;
11638 | proto_tree *urlhash_tree;
11639 | uint16_t url_len;
11640 |
11641 | urlhash_item = proto_tree_add_item(tree, hf->hf.hs_ext_cert_url_item,
11642 | tvb, offset, -1, ENC_NA0x00000000);
11643 | urlhash_tree = proto_item_add_subtree(urlhash_item, hf->ett.urlhash);
11644 |
11645 | url_len = tvb_get_ntohs(tvb, offset);
11646 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_url_len,
11647 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11648 | offset += 2;
11649 |
11650 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_url,
11651 | tvb, offset, url_len, ENC_ASCII0x00000000|ENC_NA0x00000000);
11652 | offset += url_len;
11653 |
11654 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_padding,
11655 | tvb, offset, 1, ENC_NA0x00000000);
11656 | offset++;
11657 | /* Note: RFC 6066 says that padding must be 0x01 */
11658 |
11659 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_sha1,
11660 | tvb, offset, 20, ENC_NA0x00000000);
11661 | offset += 20;
11662 | }
11663 | } /* }}} */
11664 |
11665 | void
11666 | ssl_dissect_hnd_compress_certificate(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
11667 | uint32_t offset, uint32_t offset_end, packet_info *pinfo,
11668 | SslSession *session, SslDecryptSession *ssl,
11669 | bool_Bool is_from_server, bool_Bool is_dtls)
11670 | {
11671 | uint32_t algorithm, uncompressed_length;
11672 | uint32_t compressed_certificate_message_length;
11673 | tvbuff_t *uncompressed_tvb = NULL((void*)0);
11674 | proto_item *ti;
11675 | /*
11676 | * enum {
11677 | * zlib(1),
11678 | * brotli(2),
11679 | * zstd(3),
11680 | * (65535)
11681 | * } CertificateCompressionAlgorithm;
11682 | *
11683 | * struct {
11684 | * CertificateCompressionAlgorithm algorithm;
11685 | * uint24 uncompressed_length;
11686 | * opaque compressed_certificate_message<1..2^24-1>;
11687 | * } CompressedCertificate;
11688 | */
11689 |
11690 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_compress_certificate_algorithm,
11691 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &algorithm);
11692 | offset += 2;
11693 |
11694 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_compress_certificate_uncompressed_length,
11695 | tvb, offset, 3, ENC_BIG_ENDIAN0x00000000, &uncompressed_length);
11696 | offset += 3;
11697 |
11698 | /* opaque compressed_certificate_message<1..2^24-1>; */
11699 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &compressed_certificate_message_length,
11700 | hf->hf.hs_ext_compress_certificate_compressed_certificate_message_length, 1, G_MAXUINT24((1U << 24) - 1))) {
11701 | return;
11702 | }
11703 | offset += 3;
11704 |
11705 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_compress_certificate_compressed_certificate_message,
11706 | tvb, offset, compressed_certificate_message_length, ENC_NA0x00000000);
11707 |
11708 | /* Certificate decompression following algorithm */
11709 | switch (algorithm) {
11710 | case 1: /* zlib */
11711 | uncompressed_tvb = tvb_child_uncompress_zlib(tvb, tvb, offset, compressed_certificate_message_length);
11712 | break;
11713 | case 2: /* brotli */
11714 | uncompressed_tvb = tvb_child_uncompress_brotli(tvb, tvb, offset, compressed_certificate_message_length);
11715 | break;
11716 | case 3: /* zstd */
11717 | uncompressed_tvb = tvb_child_uncompress_zstd(tvb, tvb, offset, compressed_certificate_message_length);
11718 | break;
11719 | }
11720 |
11721 | if (uncompressed_tvb) {
11722 | proto_tree *uncompressed_tree;
11723 |
11724 | if (uncompressed_length != tvb_captured_length(uncompressed_tvb)) {
11725 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.decompression_error,
11726 | tvb, offset, offset_end - offset,
11727 | "Invalid uncompressed length %u (expected %u)",
11728 | tvb_captured_length(uncompressed_tvb),
11729 | uncompressed_length);
11730 | } else {
11731 | uncompressed_tree = proto_item_add_subtree(ti, hf->ett.uncompressed_certificates);
11732 | ssl_dissect_hnd_cert(hf, uncompressed_tvb, uncompressed_tree,
11733 | 0, uncompressed_length, pinfo, session, ssl, is_from_server, is_dtls);
11734 | add_new_data_source(pinfo, uncompressed_tvb, "Uncompressed certificate(s)");
11735 | }
11736 | }
11737 | }
11738 |
11739 | /* Dissection of TLS Extensions in Client Hello, Server Hello, etc. {{{ */
11740 | static int
11741 | // NOLINTNEXTLINE(misc-no-recursion)
11742 | ssl_dissect_hnd_extension(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
11743 | packet_info* pinfo, uint32_t offset, uint32_t offset_end, uint8_t hnd_type,
11744 | SslSession *session, SslDecryptSession *ssl,
11745 | bool_Bool is_dtls, wmem_strbuf_t *ja3, ja4_data_t *ja4_data,
11746 | ssl_master_key_map_t *mk_map, uint32_t initial_offset, uint32_t hello_length)
11747 | {
11748 | uint32_t exts_len;
11749 | uint16_t ext_type;
11750 | uint32_t ext_len;
11751 | uint32_t next_offset;
11752 | proto_item *ext_item;
11753 | proto_tree *ext_tree;
11754 | bool_Bool is_tls13 = session->version == TLSV1DOT3_VERSION0x304;
11755 | wmem_strbuf_t *ja3_sg = wmem_strbuf_new(pinfo->pool, "");
11756 | wmem_strbuf_t *ja3_ecpf = wmem_strbuf_new(pinfo->pool, "");
11757 | char *ja3_dash = "";
11758 | unsigned supported_version;
11759 |
11760 | /* Extension extensions<0..2^16-2> (for TLS 1.3 HRR/CR min-length is 2) */
11761 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &exts_len,
11762 | hf->hf.hs_exts_len, 0, UINT16_MAX(65535))) {
11763 | return offset_end;
11764 | }
11765 | offset += 2;
11766 | offset_end = offset + exts_len;
11767 |
11768 | if (ja4_data) {
11769 | ja4_data->num_extensions = 0;
11770 | }
11771 | while (offset_end - offset >= 4)
11772 | {
11773 | ext_type = tvb_get_ntohs(tvb, offset);
11774 | ext_len = tvb_get_ntohs(tvb, offset + 2);
11775 |
11776 | if (ja4_data && !IS_GREASE_TLS(ext_type)((((ext_type) & 0x0f0f) == 0x0a0a) && (((ext_type ) & 0xff) == (((ext_type)>>8) & 0xff)))) {
11777 | ja4_data->num_extensions += 1;
11778 | if (ext_type != SSL_HND_HELLO_EXT_SERVER_NAME0 &&
11779 | ext_type != SSL_HND_HELLO_EXT_ALPN16) {
11780 | wmem_list_insert_sorted(ja4_data->extension_list, GUINT_TO_POINTER(ext_type)((gpointer) (gulong) (ext_type)), wmem_compare_uint);
11781 | }
11782 | }
11783 |
11784 | ext_item = proto_tree_add_none_format(tree, hf->hf.hs_ext, tvb, offset, 4 + ext_len,
11785 | "Extension: %s (len=%u)", val_to_str(pinfo->pool, ext_type,
11786 | tls_hello_extension_types,
11787 | "Unknown type %u"), ext_len);
11788 | ext_tree = proto_item_add_subtree(ext_item, hf->ett.hs_ext);
11789 |
11790 | proto_tree_add_uint(ext_tree, hf->hf.hs_ext_type,
11791 | tvb, offset, 2, ext_type);
11792 | offset += 2;
11793 | if (ja3 && !IS_GREASE_TLS(ext_type)((((ext_type) & 0x0f0f) == 0x0a0a) && (((ext_type ) & 0xff) == (((ext_type)>>8) & 0xff)))) {
11794 | wmem_strbuf_append_printf(ja3, "%s%i",ja3_dash, ext_type);
11795 | ja3_dash = "-";
11796 | }
11797 |
11798 | /* opaque extension_data<0..2^16-1> */
11799 | if (!ssl_add_vector(hf, tvb, pinfo, ext_tree, offset, offset_end, &ext_len,
11800 | hf->hf.hs_ext_len, 0, UINT16_MAX(65535))) {
11801 | return offset_end;
11802 | }
11803 | offset += 2;
11804 | next_offset = offset + ext_len;
11805 |
11806 | switch (ext_type) {
11807 | case SSL_HND_HELLO_EXT_SERVER_NAME0:
11808 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11809 | offset = ssl_dissect_hnd_hello_ext_server_name(hf, tvb, pinfo, ext_tree, offset, next_offset);
11810 | if (ja4_data) {
11811 | ja4_data->server_name_present = true1;
11812 | }
11813 | }
11814 | break;
11815 | case SSL_HND_HELLO_EXT_MAX_FRAGMENT_LENGTH1:
11816 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_max_fragment_length, tvb, offset, 1, ENC_NA0x00000000);
11817 | offset += 1;
11818 | break;
11819 | case SSL_HND_HELLO_EXT_STATUS_REQUEST5:
11820 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11821 | offset = ssl_dissect_hnd_hello_ext_status_request(hf, tvb, pinfo, ext_tree, offset, next_offset, false0);
11822 | } else if (is_tls13 && hnd_type == SSL_HND_CERTIFICATE) {
11823 | offset = tls_dissect_hnd_certificate_status(hf, tvb, pinfo, ext_tree, offset, next_offset);
11824 | }
11825 | break;
11826 | case SSL_HND_HELLO_EXT_CERT_TYPE9:
11827 | offset = ssl_dissect_hnd_hello_ext_cert_type(hf, tvb, ext_tree,
11828 | offset, next_offset,
11829 | hnd_type, ext_type,
11830 | session);
11831 | break;
11832 | case SSL_HND_HELLO_EXT_SUPPORTED_GROUPS10:
11833 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11834 | offset = ssl_dissect_hnd_hello_ext_supported_groups(hf, tvb, pinfo, ext_tree, offset,
11835 | next_offset, ja3_sg);
11836 | } else {
11837 | offset = ssl_dissect_hnd_hello_ext_supported_groups(hf, tvb, pinfo, ext_tree, offset,
11838 | next_offset, NULL((void*)0));
11839 | }
11840 | break;
11841 | case SSL_HND_HELLO_EXT_EC_POINT_FORMATS11:
11842 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11843 | offset = ssl_dissect_hnd_hello_ext_ec_point_formats(hf, tvb, ext_tree, offset, ja3_ecpf);
11844 | } else {
11845 | offset = ssl_dissect_hnd_hello_ext_ec_point_formats(hf, tvb, ext_tree, offset, NULL((void*)0));
11846 | }
11847 | break;
11848 | break;
11849 | case SSL_HND_HELLO_EXT_SRP12:
11850 | offset = ssl_dissect_hnd_hello_ext_srp(hf, tvb, pinfo, ext_tree, offset, next_offset);
11851 | break;
11852 | case SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS13:
11853 | offset = ssl_dissect_hnd_hello_ext_sig_hash_algs(hf, tvb, ext_tree, pinfo, offset, next_offset, ja4_data);
11854 | break;
11855 | case SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS_CERT50: /* since TLS 1.3 draft -23 */
11856 | offset = ssl_dissect_hnd_hello_ext_sig_hash_algs(hf, tvb, ext_tree, pinfo, offset, next_offset, NULL((void*)0));
11857 | break;
11858 | case SSL_HND_HELLO_EXT_DELEGATED_CREDENTIALS34:
11859 | offset = ssl_dissect_hnd_ext_delegated_credentials(hf, tvb, ext_tree, pinfo, offset, next_offset, hnd_type);
11860 | break;
11861 | case SSL_HND_HELLO_EXT_USE_SRTP14:
11862 | if (is_dtls) {
11863 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11864 | offset = dtls_dissect_hnd_hello_ext_use_srtp(pinfo, tvb, ext_tree, offset, next_offset, false0);
11865 | } else if (hnd_type == SSL_HND_SERVER_HELLO) {
11866 | offset = dtls_dissect_hnd_hello_ext_use_srtp(pinfo, tvb, ext_tree, offset, next_offset, true1);
11867 | }
11868 | } else {
11869 | // XXX expert info: This extension MUST only be used with DTLS, and not with TLS.
11870 | }
11871 | break;
11872 | case SSL_HND_HELLO_EXT_ECH_OUTER_EXTENSIONS64768:
11873 | offset = ssl_dissect_hnd_ech_outer_ext(hf, tvb, pinfo, ext_tree, offset, next_offset);
11874 | break;
11875 | case SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037:
11876 | offset = ssl_dissect_hnd_hello_ext_ech(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, session, ssl, mk_map, initial_offset, hello_length);
11877 | break;
11878 | case SSL_HND_HELLO_EXT_HEARTBEAT15:
11879 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_heartbeat_mode,
11880 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
11881 | offset++;
11882 | break;
11883 | case SSL_HND_HELLO_EXT_ALPN16:
11884 | offset = ssl_dissect_hnd_hello_ext_alpn(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, session, is_dtls, ja4_data);
11885 | break;
11886 | case SSL_HND_HELLO_EXT_STATUS_REQUEST_V217:
11887 | if (hnd_type == SSL_HND_CLIENT_HELLO)
11888 | offset = ssl_dissect_hnd_hello_ext_status_request_v2(hf, tvb, pinfo, ext_tree, offset, next_offset);
11889 | break;
11890 | case SSL_HND_HELLO_EXT_SIGNED_CERTIFICATE_TIMESTAMP18:
11891 | // TLS 1.3 note: SCT only appears in EE in draft -16 and before.
11892 | if (hnd_type == SSL_HND_SERVER_HELLO || hnd_type == SSL_HND_ENCRYPTED_EXTENSIONS || hnd_type == SSL_HND_CERTIFICATE)
11893 | offset = tls_dissect_sct_list(hf, tvb, pinfo, ext_tree, offset, next_offset, session->version);
11894 | break;
11895 | case SSL_HND_HELLO_EXT_CLIENT_CERT_TYPE19:
11896 | case SSL_HND_HELLO_EXT_SERVER_CERT_TYPE20:
11897 | offset = ssl_dissect_hnd_hello_ext_cert_type(hf, tvb, ext_tree,
11898 | offset, next_offset,
11899 | hnd_type, ext_type,
11900 | session);
11901 | break;
11902 | case SSL_HND_HELLO_EXT_PADDING21:
11903 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_padding_data, tvb, offset, ext_len, ENC_NA0x00000000);
11904 | offset += ext_len;
11905 | break;
11906 | case SSL_HND_HELLO_EXT_ENCRYPT_THEN_MAC22:
11907 | if (ssl && hnd_type == SSL_HND_SERVER_HELLO) {
11908 | ssl_debug_printf("%s enabling Encrypt-then-MAC\n", G_STRFUNC((const char*) (__func__)));
11909 | ssl->state |= SSL_ENCRYPT_THEN_MAC(1<<11);
11910 | }
11911 | break;
11912 | case SSL_HND_HELLO_EXT_EXTENDED_MASTER_SECRET23:
11913 | if (ssl) {
11914 | switch (hnd_type) {
11915 | case SSL_HND_CLIENT_HELLO:
11916 | ssl->state |= SSL_CLIENT_EXTENDED_MASTER_SECRET(1<<7);
11917 | break;
11918 | case SSL_HND_SERVER_HELLO:
11919 | ssl->state |= SSL_SERVER_EXTENDED_MASTER_SECRET(1<<8);
11920 | break;
11921 | default: /* no default */
11922 | break;
11923 | }
11924 | }
11925 | break;
11926 | case SSL_HND_HELLO_EXT_COMPRESS_CERTIFICATE27:
11927 | offset = ssl_dissect_hnd_hello_ext_compress_certificate(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11928 | break;
11929 | case SSL_HND_HELLO_EXT_TOKEN_BINDING24:
11930 | offset = ssl_dissect_hnd_hello_ext_token_binding(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11931 | break;
11932 | case SSL_HND_HELLO_EXT_RECORD_SIZE_LIMIT28:
11933 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_record_size_limit,
11934 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11935 | offset += 2;
11936 | break;
11937 | case SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS65445:
11938 | case SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS_V157:
11939 | offset = ssl_dissect_hnd_hello_ext_quic_transport_parameters(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11940 | break;
11941 | case SSL_HND_HELLO_EXT_SESSION_TICKET_TLS35:
11942 | offset = ssl_dissect_hnd_hello_ext_session_ticket(hf, tvb, ext_tree, offset, next_offset, hnd_type, ssl);
11943 | break;
11944 | case SSL_HND_HELLO_EXT_KEY_SHARE_OLD40: /* used before TLS 1.3 draft -23 */
11945 | case SSL_HND_HELLO_EXT_KEY_SHARE51:
11946 | offset = ssl_dissect_hnd_hello_ext_key_share(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
11947 | break;
11948 | case SSL_HND_HELLO_EXT_PRE_SHARED_KEY41:
11949 | offset = ssl_dissect_hnd_hello_ext_pre_shared_key(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
11950 | break;
11951 | case SSL_HND_HELLO_EXT_EARLY_DATA42:
11952 | case SSL_HND_HELLO_EXT_TICKET_EARLY_DATA_INFO46:
11953 | offset = ssl_dissect_hnd_hello_ext_early_data(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11954 | break;
11955 | case SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43:
11956 | switch (hnd_type) {
11957 | case SSL_HND_CLIENT_HELLO:
11958 | offset = ssl_dissect_hnd_hello_ext_supported_versions(hf, tvb, pinfo, ext_tree, offset, next_offset, session, is_dtls, ja4_data);
11959 | break;
11960 | case SSL_HND_SERVER_HELLO:
11961 | case SSL_HND_HELLO_RETRY_REQUEST:
11962 | proto_tree_add_item_ret_uint(ext_tree, hf->hf.hs_ext_supported_version, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &supported_version);
11963 | offset += 2;
11964 | proto_item_append_text(ext_tree, " %s", val_to_str(pinfo->pool, supported_version, ssl_versions, "Unknown (0x%04x)"));
11965 | break;
11966 | }
11967 | break;
11968 | case SSL_HND_HELLO_EXT_COOKIE44:
11969 | offset = ssl_dissect_hnd_hello_ext_cookie(hf, tvb, pinfo, ext_tree, offset, next_offset);
11970 | break;
11971 | case SSL_HND_HELLO_EXT_PSK_KEY_EXCHANGE_MODES45:
11972 | offset = ssl_dissect_hnd_hello_ext_psk_key_exchange_modes(hf, tvb, pinfo, ext_tree, offset, next_offset);
11973 | break;
11974 | case SSL_HND_HELLO_EXT_CERTIFICATE_AUTHORITIES47:
11975 | offset = ssl_dissect_hnd_hello_ext_certificate_authorities(hf, tvb, pinfo, ext_tree, offset, next_offset);
11976 | break;
11977 | case SSL_HND_HELLO_EXT_OID_FILTERS48:
11978 | offset = ssl_dissect_hnd_hello_ext_oid_filters(hf, tvb, pinfo, ext_tree, offset, next_offset);
11979 | break;
11980 | case SSL_HND_HELLO_EXT_POST_HANDSHAKE_AUTH49:
11981 | break;
11982 | case SSL_HND_HELLO_EXT_NPN13172:
11983 | offset = ssl_dissect_hnd_hello_ext_npn(hf, tvb, pinfo, ext_tree, offset, next_offset);
11984 | break;
11985 | case SSL_HND_HELLO_EXT_ALPS_OLD17513:
11986 | offset = ssl_dissect_hnd_hello_ext_alps(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
11987 | break;
11988 | case SSL_HND_HELLO_EXT_ALPS17613:
11989 | offset = ssl_dissect_hnd_hello_ext_alps(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
11990 | break;
11991 | case SSL_HND_HELLO_EXT_RENEGOTIATION_INFO65281:
11992 | offset = ssl_dissect_hnd_hello_ext_reneg_info(hf, tvb, pinfo, ext_tree, offset, next_offset);
11993 | break;
11994 | case SSL_HND_HELLO_EXT_ENCRYPTED_SERVER_NAME65486:
11995 | offset = ssl_dissect_hnd_hello_ext_esni(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11996 | break;
11997 | case SSL_HND_HELLO_EXT_CONNECTION_ID_DEPRECATED53:
11998 | session->deprecated_cid = true1;
11999 | /* FALLTHRU */
12000 | case SSL_HND_HELLO_EXT_CONNECTION_ID54:
12001 | offset = ssl_dissect_hnd_hello_ext_connection_id(hf, tvb, pinfo, ext_tree, offset, hnd_type, session, ssl);
12002 | break;
12003 | case SSL_HND_HELLO_EXT_TRUSTED_CA_KEYS3:
12004 | offset = ssl_dissect_hnd_hello_ext_trusted_ca_keys(hf, tvb, pinfo, ext_tree, offset, next_offset);
12005 | break;
12006 | default:
12007 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_data,
12008 | tvb, offset, ext_len, ENC_NA0x00000000);
12009 | offset += ext_len;
12010 | break;
12011 | }
12012 |
12013 | if (!ssl_end_vector(hf, tvb, pinfo, ext_tree, offset, next_offset)) {
12014 | /* Dissection did not end at expected location, fix it. */
12015 | offset = next_offset;
12016 | }
12017 | }
12018 |
12019 | if (ja3) {
12020 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
12021 | if(wmem_strbuf_get_len(ja3_sg) > 0) {
12022 | wmem_strbuf_append_printf(ja3, "%s", wmem_strbuf_get_str(ja3_sg));
12023 | } else {
12024 | wmem_strbuf_append_c(ja3, ',');
12025 | }
12026 | if(wmem_strbuf_get_len(ja3_ecpf) > 0) {
12027 | wmem_strbuf_append_printf(ja3, "%s", wmem_strbuf_get_str(ja3_ecpf));
12028 | } else {
12029 | wmem_strbuf_append_c(ja3, ',');
12030 | }
12031 | }
12032 | }
12033 |
12034 | /* Check if Extensions vector is correctly terminated. */
12035 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, offset_end)) {
12036 | offset = offset_end;
12037 | }
12038 |
12039 | return offset;
12040 | } /* }}} */
12041 |
12042 |
12043 | /* ClientKeyExchange algo-specific dissectors. {{{ */
12044 |
12045 | static void
12046 | dissect_ssl3_hnd_cli_keyex_ecdh(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12047 | proto_tree *tree, uint32_t offset,
12048 | uint32_t length)
12049 | {
12050 | int point_len;
12051 | proto_tree *ssl_ecdh_tree;
12052 |
12053 | ssl_ecdh_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12054 | hf->ett.keyex_params, NULL((void*)0), "EC Diffie-Hellman Client Params");
12055 |
12056 | /* point */
12057 | point_len = tvb_get_uint8(tvb, offset);
12058 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_client_keyex_point_len, tvb,
12059 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12060 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_client_keyex_point, tvb,
12061 | offset + 1, point_len, ENC_NA0x00000000);
12062 | }
12063 |
12064 | static void
12065 | dissect_ssl3_hnd_cli_keyex_dhe(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12066 | proto_tree *tree, uint32_t offset, uint32_t length)
12067 | {
12068 | int yc_len;
12069 | proto_tree *ssl_dh_tree;
12070 |
12071 | ssl_dh_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12072 | hf->ett.keyex_params, NULL((void*)0), "Diffie-Hellman Client Params");
12073 |
12074 | /* ClientDiffieHellmanPublic.dh_public (explicit) */
12075 | yc_len = tvb_get_ntohs(tvb, offset);
12076 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_client_keyex_yc_len, tvb,
12077 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12078 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_client_keyex_yc, tvb,
12079 | offset + 2, yc_len, ENC_NA0x00000000);
12080 | }
12081 |
12082 | static void
12083 | dissect_ssl3_hnd_cli_keyex_rsa(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12084 | proto_tree *tree, uint32_t offset,
12085 | uint32_t length, const SslSession *session)
12086 | {
12087 | int epms_len;
12088 | proto_tree *ssl_rsa_tree;
12089 |
12090 | ssl_rsa_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12091 | hf->ett.keyex_params, NULL((void*)0), "RSA Encrypted PreMaster Secret");
12092 |
12093 | /* EncryptedPreMasterSecret.pre_master_secret */
12094 | switch (session->version) {
12095 | case SSLV2_VERSION0x0002:
12096 | case SSLV3_VERSION0x300:
12097 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
12098 | /* OpenSSL pre-0.9.8f DTLS and pre-TLS quirk: 2-octet length vector is
12099 | * not present. The handshake contents represents the EPMS, see:
12100 | * https://gitlab.com/wireshark/wireshark/-/issues/10222 */
12101 | epms_len = length;
12102 | break;
12103 |
12104 | default:
12105 | /* TLS and DTLS include vector length before EPMS */
12106 | epms_len = tvb_get_ntohs(tvb, offset);
12107 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_client_keyex_epms_len, tvb,
12108 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12109 | offset += 2;
12110 | break;
12111 | }
12112 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_client_keyex_epms, tvb,
12113 | offset, epms_len, ENC_NA0x00000000);
12114 | }
12115 |
12116 | /* Used in PSK cipher suites */
12117 | static uint32_t
12118 | dissect_ssl3_hnd_cli_keyex_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12119 | proto_tree *tree, uint32_t offset)
12120 | {
12121 | unsigned identity_len;
12122 | proto_tree *ssl_psk_tree;
12123 |
12124 | ssl_psk_tree = proto_tree_add_subtree(tree, tvb, offset, -1,
12125 | hf->ett.keyex_params, NULL((void*)0), "PSK Client Params");
12126 | /* identity */
12127 | identity_len = tvb_get_ntohs(tvb, offset);
12128 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity_len, tvb,
12129 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12130 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity, tvb,
12131 | offset + 2, identity_len, ENC_NA0x00000000);
12132 |
12133 | proto_item_set_len(ssl_psk_tree, 2 + identity_len);
12134 | return 2 + identity_len;
12135 | }
12136 |
12137 | /* Used in RSA PSK cipher suites */
12138 | static void
12139 | dissect_ssl3_hnd_cli_keyex_rsa_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12140 | proto_tree *tree, uint32_t offset,
12141 | uint32_t length)
12142 | {
12143 | int identity_len, epms_len;
12144 | proto_tree *ssl_psk_tree;
12145 |
12146 | ssl_psk_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12147 | hf->ett.keyex_params, NULL((void*)0), "RSA PSK Client Params");
12148 |
12149 | /* identity */
12150 | identity_len = tvb_get_ntohs(tvb, offset);
12151 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity_len,
12152 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
12153 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity,
12154 | tvb, offset + 2, identity_len, ENC_NA0x00000000);
12155 | offset += 2 + identity_len;
12156 |
12157 | /* Yc */
12158 | epms_len = tvb_get_ntohs(tvb, offset);
12159 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_epms_len, tvb,
12160 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12161 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_epms, tvb,
12162 | offset + 2, epms_len, ENC_NA0x00000000);
12163 | }
12164 |
12165 | /* Used in Diffie-Hellman PSK cipher suites */
12166 | static void
12167 | dissect_ssl3_hnd_cli_keyex_dhe_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12168 | proto_tree *tree, uint32_t offset, uint32_t length)
12169 | {
12170 | /*
12171 | * struct {
12172 | * select (KeyExchangeAlgorithm) {
12173 | * case diffie_hellman_psk:
12174 | * opaque psk_identity<0..2^16-1>;
12175 | * ClientDiffieHellmanPublic public;
12176 | * } exchange_keys;
12177 | * } ClientKeyExchange;
12178 | */
12179 |
12180 | uint32_t psk_len = dissect_ssl3_hnd_cli_keyex_psk(hf, tvb, tree, offset);
12181 | dissect_ssl3_hnd_cli_keyex_dhe(hf, tvb, tree, offset + psk_len, length - psk_len);
12182 | }
12183 |
12184 | /* Used in EC Diffie-Hellman PSK cipher suites */
12185 | static void
12186 | dissect_ssl3_hnd_cli_keyex_ecdh_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12187 | proto_tree *tree, uint32_t offset, uint32_t length)
12188 | {
12189 | /*
12190 | * struct {
12191 | * select (KeyExchangeAlgorithm) {
12192 | * case ec_diffie_hellman_psk:
12193 | * opaque psk_identity<0..2^16-1>;
12194 | * ClientECDiffieHellmanPublic public;
12195 | * } exchange_keys;
12196 | * } ClientKeyExchange;
12197 | */
12198 |
12199 | uint32_t psk_len = dissect_ssl3_hnd_cli_keyex_psk(hf, tvb, tree, offset);
12200 | dissect_ssl3_hnd_cli_keyex_ecdh(hf, tvb, tree, offset + psk_len, length - psk_len);
12201 | }
12202 |
12203 | /* Used in EC J-PAKE cipher suites */
12204 | static void
12205 | dissect_ssl3_hnd_cli_keyex_ecjpake(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12206 | proto_tree *tree, uint32_t offset,
12207 | uint32_t length)
12208 | {
12209 | /*
12210 | * struct {
12211 | * ECPoint V;
12212 | * opaque r<1..2^8-1>;
12213 | * } ECSchnorrZKP;
12214 | *
12215 | * struct {
12216 | * ECPoint X;
12217 | * ECSchnorrZKP zkp;
12218 | * } ECJPAKEKeyKP;
12219 | *
12220 | * struct {
12221 | * ECJPAKEKeyKP ecjpake_key_kp;
12222 | * } ClientECJPAKEParams;
12223 | *
12224 | * select (KeyExchangeAlgorithm) {
12225 | * case ecjpake:
12226 | * ClientECJPAKEParams params;
12227 | * } ClientKeyExchange;
12228 | */
12229 |
12230 | int point_len;
12231 | proto_tree *ssl_ecjpake_tree;
12232 |
12233 | ssl_ecjpake_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12234 | hf->ett.keyex_params, NULL((void*)0),
12235 | "EC J-PAKE Client Params");
12236 |
12237 | /* ECJPAKEKeyKP.X */
12238 | point_len = tvb_get_uint8(tvb, offset);
12239 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_xc_len, tvb,
12240 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12241 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_xc, tvb,
12242 | offset + 1, point_len, ENC_NA0x00000000);
12243 | offset += 1 + point_len;
12244 |
12245 | /* ECJPAKEKeyKP.zkp.V */
12246 | point_len = tvb_get_uint8(tvb, offset);
12247 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_vc_len, tvb,
12248 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12249 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_vc, tvb,
12250 | offset + 1, point_len, ENC_NA0x00000000);
12251 | offset += 1 + point_len;
12252 |
12253 | /* ECJPAKEKeyKP.zkp.r */
12254 | point_len = tvb_get_uint8(tvb, offset);
12255 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_rc_len, tvb,
12256 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12257 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_rc, tvb,
12258 | offset + 1, point_len, ENC_NA0x00000000);
12259 | }
12260 |
12261 | static void
12262 | dissect_ssl3_hnd_cli_keyex_ecc_sm2(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12263 | proto_tree *tree, uint32_t offset,
12264 | uint32_t length)
12265 | {
12266 | int epms_len;
12267 | proto_tree *ssl_ecc_sm2_tree;
12268 |
12269 | ssl_ecc_sm2_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12270 | hf->ett.keyex_params, NULL((void*)0),
12271 | "ECC-SM2 Encrypted PreMaster Secret");
12272 |
12273 | epms_len = tvb_get_ntohs(tvb, offset);
12274 | proto_tree_add_item(ssl_ecc_sm2_tree, hf->hf.hs_client_keyex_epms_len, tvb,
12275 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12276 | offset += 2;
12277 | proto_tree_add_item(ssl_ecc_sm2_tree, hf->hf.hs_client_keyex_epms, tvb,
12278 | offset, epms_len, ENC_NA0x00000000);
12279 | }
12280 | /* ClientKeyExchange algo-specific dissectors. }}} */
12281 |
12282 |
12283 | /* Dissects DigitallySigned (see RFC 5246 4.7 Cryptographic Attributes). {{{ */
12284 | static uint32_t
12285 | ssl_dissect_digitally_signed(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12286 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12287 | uint16_t version, int hf_sig_len, int hf_sig)
12288 | {
12289 | uint32_t sig_len;
12290 |
12291 | switch (version) {
12292 | case TLSV1DOT2_VERSION0x303:
12293 | case DTLSV1DOT2_VERSION0xfefd:
12294 | case TLSV1DOT3_VERSION0x304:
12295 | case DTLSV1DOT3_VERSION0xfefc:
12296 | tls_dissect_signature_algorithm(hf, tvb, tree, offset, NULL((void*)0));
12297 | offset += 2;
12298 | break;
12299 |
12300 | default:
12301 | break;
12302 | }
12303 |
12304 | /* Sig */
12305 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &sig_len,
12306 | hf_sig_len, 0, UINT16_MAX(65535))) {
12307 | return offset_end;
12308 | }
12309 | offset += 2;
12310 | proto_tree_add_item(tree, hf_sig, tvb, offset, sig_len, ENC_NA0x00000000);
12311 | offset += sig_len;
12312 | return offset;
12313 | } /* }}} */
12314 |
12315 | /* ServerKeyExchange algo-specific dissectors. {{{ */
12316 |
12317 | /* dissects signed_params inside a ServerKeyExchange for some keyex algos */
12318 | static void
12319 | dissect_ssl3_hnd_srv_keyex_sig(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12320 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12321 | uint16_t version)
12322 | {
12323 | /*
12324 | * TLSv1.2 (RFC 5246 sec 7.4.8)
12325 | * struct {
12326 | * digitally-signed struct {
12327 | * opaque handshake_messages[handshake_messages_length];
12328 | * }
12329 | * } CertificateVerify;
12330 | *
12331 | * TLSv1.0/TLSv1.1 (RFC 5436 sec 7.4.8 and 7.4.3) works essentially the same
12332 | * as TLSv1.2, but the hash algorithms are not explicit in digitally-signed.
12333 | *
12334 | * SSLv3 (RFC 6101 sec 5.6.8) essentially works the same as TLSv1.0 but it
12335 | * does more hashing including the master secret and padding.
12336 | */
12337 | ssl_dissect_digitally_signed(hf, tvb, pinfo, tree, offset, offset_end, version,
12338 | hf->hf.hs_server_keyex_sig_len,
12339 | hf->hf.hs_server_keyex_sig);
12340 | }
12341 |
12342 | static uint32_t
12343 | dissect_tls_ecparameters(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree, uint32_t offset, uint32_t offset_end)
12344 | {
12345 | /*
12346 | * RFC 4492 ECC cipher suites for TLS
12347 | *
12348 | * struct {
12349 | * ECCurveType curve_type;
12350 | * select (curve_type) {
12351 | * case explicit_prime:
12352 | * ...
12353 | * case explicit_char2:
12354 | * ...
12355 | * case named_curve:
12356 | * NamedCurve namedcurve;
12357 | * };
12358 | * } ECParameters;
12359 | */
12360 |
12361 | int curve_type;
12362 |
12363 | /* ECParameters.curve_type */
12364 | curve_type = tvb_get_uint8(tvb, offset);
12365 | proto_tree_add_item(tree, hf->hf.hs_server_keyex_curve_type, tvb,
12366 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12367 | offset++;
12368 |
12369 | if (curve_type != 3)
12370 | return offset_end; /* only named_curves are supported */
12371 |
12372 | /* case curve_type == named_curve; ECParameters.namedcurve */
12373 | proto_tree_add_item(tree, hf->hf.hs_server_keyex_named_curve, tvb,
12374 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12375 | offset += 2;
12376 |
12377 | return offset;
12378 | }
12379 |
12380 | static void
12381 | dissect_ssl3_hnd_srv_keyex_ecdh(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12382 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12383 | uint16_t version, bool_Bool anon)
12384 | {
12385 | /*
12386 | * RFC 4492 ECC cipher suites for TLS
12387 | *
12388 | * struct {
12389 | * opaque point <1..2^8-1>;
12390 | * } ECPoint;
12391 | *
12392 | * struct {
12393 | * ECParameters curve_params;
12394 | * ECPoint public;
12395 | * } ServerECDHParams;
12396 | *
12397 | * select (KeyExchangeAlgorithm) {
12398 | * case ec_diffie_hellman:
12399 | * ServerECDHParams params;
12400 | * Signature signed_params;
12401 | * } ServerKeyExchange;
12402 | */
12403 |
12404 | int point_len;
12405 | proto_tree *ssl_ecdh_tree;
12406 |
12407 | ssl_ecdh_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12408 | hf->ett.keyex_params, NULL((void*)0), "EC Diffie-Hellman Server Params");
12409 |
12410 | offset = dissect_tls_ecparameters(hf, tvb, ssl_ecdh_tree, offset, offset_end);
12411 | if (offset >= offset_end)
12412 | return; /* only named_curves are supported */
12413 |
12414 | /* ECPoint.point */
12415 | point_len = tvb_get_uint8(tvb, offset);
12416 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_server_keyex_point_len, tvb,
12417 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12418 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_server_keyex_point, tvb,
12419 | offset + 1, point_len, ENC_NA0x00000000);
12420 | offset += 1 + point_len;
12421 |
12422 | /* Signature (if non-anonymous KEX) */
12423 | if (!anon) {
12424 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_ecdh_tree, offset, offset_end, version);
12425 | }
12426 | }
12427 |
12428 | static void
12429 | dissect_ssl3_hnd_srv_keyex_dhe(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12430 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12431 | uint16_t version, bool_Bool anon)
12432 | {
12433 | int p_len, g_len, ys_len;
12434 | proto_tree *ssl_dh_tree;
12435 |
12436 | ssl_dh_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12437 | hf->ett.keyex_params, NULL((void*)0), "Diffie-Hellman Server Params");
12438 |
12439 | /* p */
12440 | p_len = tvb_get_ntohs(tvb, offset);
12441 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_p_len, tvb,
12442 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12443 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_p, tvb,
12444 | offset + 2, p_len, ENC_NA0x00000000);
12445 | offset += 2 + p_len;
12446 |
12447 | /* g */
12448 | g_len = tvb_get_ntohs(tvb, offset);
12449 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_g_len, tvb,
12450 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12451 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_g, tvb,
12452 | offset + 2, g_len, ENC_NA0x00000000);
12453 | offset += 2 + g_len;
12454 |
12455 | /* Ys */
12456 | ys_len = tvb_get_ntohs(tvb, offset);
12457 | proto_tree_add_uint(ssl_dh_tree, hf->hf.hs_server_keyex_ys_len, tvb,
12458 | offset, 2, ys_len);
12459 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_ys, tvb,
12460 | offset + 2, ys_len, ENC_NA0x00000000);
12461 | offset += 2 + ys_len;
12462 |
12463 | /* Signature (if non-anonymous KEX) */
12464 | if (!anon) {
12465 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_dh_tree, offset, offset_end, version);
12466 | }
12467 | }
12468 |
12469 | /* Only used in RSA-EXPORT cipher suites */
12470 | static void
12471 | dissect_ssl3_hnd_srv_keyex_rsa(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12472 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12473 | uint16_t version)
12474 | {
12475 | int modulus_len, exponent_len;
12476 | proto_tree *ssl_rsa_tree;
12477 |
12478 | ssl_rsa_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12479 | hf->ett.keyex_params, NULL((void*)0), "RSA-EXPORT Server Params");
12480 |
12481 | /* modulus */
12482 | modulus_len = tvb_get_ntohs(tvb, offset);
12483 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_modulus_len, tvb,
12484 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12485 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_modulus, tvb,
12486 | offset + 2, modulus_len, ENC_NA0x00000000);
12487 | offset += 2 + modulus_len;
12488 |
12489 | /* exponent */
12490 | exponent_len = tvb_get_ntohs(tvb, offset);
12491 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_exponent_len,
12492 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
12493 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_exponent,
12494 | tvb, offset + 2, exponent_len, ENC_NA0x00000000);
12495 | offset += 2 + exponent_len;
12496 |
12497 | /* Signature */
12498 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_rsa_tree, offset, offset_end, version);
12499 | }
12500 |
12501 | /* Used in RSA PSK and PSK cipher suites */
12502 | static uint32_t
12503 | dissect_ssl3_hnd_srv_keyex_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12504 | proto_tree *tree, uint32_t offset)
12505 | {
12506 | unsigned hint_len;
12507 | proto_tree *ssl_psk_tree;
12508 |
12509 | ssl_psk_tree = proto_tree_add_subtree(tree, tvb, offset, -1,
12510 | hf->ett.keyex_params, NULL((void*)0), "PSK Server Params");
12511 |
12512 | /* hint */
12513 | hint_len = tvb_get_ntohs(tvb, offset);
12514 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_server_keyex_hint_len, tvb,
12515 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12516 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_server_keyex_hint, tvb,
12517 | offset + 2, hint_len, ENC_NA0x00000000);
12518 |
12519 | proto_item_set_len(ssl_psk_tree, 2 + hint_len);
12520 | return 2 + hint_len;
12521 | }
12522 |
12523 | /* Used in Diffie-Hellman PSK cipher suites */
12524 | static void
12525 | dissect_ssl3_hnd_srv_keyex_dhe_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12526 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
12527 | {
12528 | /*
12529 | * struct {
12530 | * select (KeyExchangeAlgorithm) {
12531 | * case diffie_hellman_psk:
12532 | * opaque psk_identity_hint<0..2^16-1>;
12533 | * ServerDHParams params;
12534 | * };
12535 | * } ServerKeyExchange;
12536 | */
12537 |
12538 | uint32_t psk_len = dissect_ssl3_hnd_srv_keyex_psk(hf, tvb, tree, offset);
12539 | dissect_ssl3_hnd_srv_keyex_dhe(hf, tvb, pinfo, tree, offset + psk_len, offset_end, 0, true1);
12540 | }
12541 |
12542 | /* Used in EC Diffie-Hellman PSK cipher suites */
12543 | static void
12544 | dissect_ssl3_hnd_srv_keyex_ecdh_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12545 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
12546 | {
12547 | /*
12548 | * struct {
12549 | * select (KeyExchangeAlgorithm) {
12550 | * case ec_diffie_hellman_psk:
12551 | * opaque psk_identity_hint<0..2^16-1>;
12552 | * ServerECDHParams params;
12553 | * };
12554 | * } ServerKeyExchange;
12555 | */
12556 |
12557 | uint32_t psk_len = dissect_ssl3_hnd_srv_keyex_psk(hf, tvb, tree, offset);
12558 | dissect_ssl3_hnd_srv_keyex_ecdh(hf, tvb, pinfo, tree, offset + psk_len, offset_end, 0, true1);
12559 | }
12560 |
12561 | /* Used in EC J-PAKE cipher suites */
12562 | static void
12563 | dissect_ssl3_hnd_srv_keyex_ecjpake(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12564 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
12565 | {
12566 | /*
12567 | * struct {
12568 | * ECPoint V;
12569 | * opaque r<1..2^8-1>;
12570 | * } ECSchnorrZKP;
12571 | *
12572 | * struct {
12573 | * ECPoint X;
12574 | * ECSchnorrZKP zkp;
12575 | * } ECJPAKEKeyKP;
12576 | *
12577 | * struct {
12578 | * ECParameters curve_params;
12579 | * ECJPAKEKeyKP ecjpake_key_kp;
12580 | * } ServerECJPAKEParams;
12581 | *
12582 | * select (KeyExchangeAlgorithm) {
12583 | * case ecjpake:
12584 | * ServerECJPAKEParams params;
12585 | * } ServerKeyExchange;
12586 | */
12587 |
12588 | int point_len;
12589 | proto_tree *ssl_ecjpake_tree;
12590 |
12591 | ssl_ecjpake_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12592 | hf->ett.keyex_params, NULL((void*)0),
12593 | "EC J-PAKE Server Params");
12594 |
12595 | offset = dissect_tls_ecparameters(hf, tvb, ssl_ecjpake_tree, offset, offset_end);
12596 | if (offset >= offset_end)
12597 | return; /* only named_curves are supported */
12598 |
12599 | /* ECJPAKEKeyKP.X */
12600 | point_len = tvb_get_uint8(tvb, offset);
12601 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_xs_len, tvb,
12602 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12603 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_xs, tvb,
12604 | offset + 1, point_len, ENC_NA0x00000000);
12605 | offset += 1 + point_len;
12606 |
12607 | /* ECJPAKEKeyKP.zkp.V */
12608 | point_len = tvb_get_uint8(tvb, offset);
12609 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_vs_len, tvb,
12610 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12611 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_vs, tvb,
12612 | offset + 1, point_len, ENC_NA0x00000000);
12613 | offset += 1 + point_len;
12614 |
12615 | /* ECJPAKEKeyKP.zkp.r */
12616 | point_len = tvb_get_uint8(tvb, offset);
12617 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_rs_len, tvb,
12618 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12619 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_rs, tvb,
12620 | offset + 1, point_len, ENC_NA0x00000000);
12621 | }
12622 |
12623 | /* Only used in ECC-SM2-EXPORT cipher suites */
12624 | static void
12625 | dissect_ssl3_hnd_srv_keyex_ecc_sm2(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12626 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12627 | uint16_t version)
12628 | {
12629 | proto_tree *ssl_ecc_sm2_tree;
12630 |
12631 | ssl_ecc_sm2_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12632 | hf->ett.keyex_params, NULL((void*)0), "ECC-SM2-EXPORT Server Params");
12633 |
12634 | /* Signature */
12635 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_ecc_sm2_tree, offset, offset_end, version);
12636 | }
12637 | /* ServerKeyExchange algo-specific dissectors. }}} */
12638 |
12639 | /* Client Key Exchange and Server Key Exchange handshake dissections. {{{ */
12640 | void
12641 | ssl_dissect_hnd_cli_keyex(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12642 | proto_tree *tree, uint32_t offset, uint32_t length,
12643 | const SslSession *session)
12644 | {
12645 | switch (ssl_get_keyex_alg(session->cipher)) {
12646 | case KEX_DH_ANON0x13: /* RFC 5246; DHE_DSS, DHE_RSA, DH_DSS, DH_RSA, DH_ANON: ClientDiffieHellmanPublic */
12647 | case KEX_DH_DSS0x14:
12648 | case KEX_DH_RSA0x15:
12649 | case KEX_DHE_DSS0x10:
12650 | case KEX_DHE_RSA0x12:
12651 | dissect_ssl3_hnd_cli_keyex_dhe(hf, tvb, tree, offset, length);
12652 | break;
12653 | case KEX_DHE_PSK0x11: /* RFC 4279; diffie_hellman_psk: psk_identity, ClientDiffieHellmanPublic */
12654 | dissect_ssl3_hnd_cli_keyex_dhe_psk(hf, tvb, tree, offset, length);
12655 | break;
12656 | case KEX_ECDH_ANON0x19: /* RFC 4492; ec_diffie_hellman: ClientECDiffieHellmanPublic */
12657 | case KEX_ECDH_ECDSA0x1a:
12658 | case KEX_ECDH_RSA0x1b:
12659 | case KEX_ECDHE_ECDSA0x16:
12660 | case KEX_ECDHE_RSA0x18:
12661 | dissect_ssl3_hnd_cli_keyex_ecdh(hf, tvb, tree, offset, length);
12662 | break;
12663 | case KEX_ECDHE_PSK0x17: /* RFC 5489; ec_diffie_hellman_psk: psk_identity, ClientECDiffieHellmanPublic */
12664 | dissect_ssl3_hnd_cli_keyex_ecdh_psk(hf, tvb, tree, offset, length);
12665 | break;
12666 | case KEX_KRB50x1c: /* RFC 2712; krb5: KerberosWrapper */
12667 | /* XXX: implement support for KRB5 */
12668 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12669 | tvb, offset, length,
12670 | "Kerberos ciphersuites (RFC 2712) are not implemented, contact Wireshark"
12671 | " developers if you want them to be supported");
12672 | break;
12673 | case KEX_PSK0x1d: /* RFC 4279; psk: psk_identity */
12674 | dissect_ssl3_hnd_cli_keyex_psk(hf, tvb, tree, offset);
12675 | break;
12676 | case KEX_RSA0x1e: /* RFC 5246; rsa: EncryptedPreMasterSecret */
12677 | dissect_ssl3_hnd_cli_keyex_rsa(hf, tvb, tree, offset, length, session);
12678 | break;
12679 | case KEX_RSA_PSK0x1f: /* RFC 4279; rsa_psk: psk_identity, EncryptedPreMasterSecret */
12680 | dissect_ssl3_hnd_cli_keyex_rsa_psk(hf, tvb, tree, offset, length);
12681 | break;
12682 | case KEX_SRP_SHA0x20: /* RFC 5054; srp: ClientSRPPublic */
12683 | case KEX_SRP_SHA_DSS0x21:
12684 | case KEX_SRP_SHA_RSA0x22:
12685 | /* XXX: implement support for SRP_SHA* */
12686 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12687 | tvb, offset, length,
12688 | "SRP_SHA ciphersuites (RFC 5054) are not implemented, contact Wireshark"
12689 | " developers if you want them to be supported");
12690 | break;
12691 | case KEX_ECJPAKE0x24: /* https://tools.ietf.org/html/draft-cragie-tls-ecjpake-01 used in Thread Commissioning */
12692 | dissect_ssl3_hnd_cli_keyex_ecjpake(hf, tvb, tree, offset, length);
12693 | break;
12694 | case KEX_ECC_SM20x26: /* GB/T 38636 */
12695 | dissect_ssl3_hnd_cli_keyex_ecc_sm2(hf, tvb, tree, offset, length);
12696 | break;
12697 | default:
12698 | proto_tree_add_expert(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12699 | tvb, offset, length);
12700 | break;
12701 | }
12702 | }
12703 |
12704 | void
12705 | ssl_dissect_hnd_srv_keyex(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12706 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12707 | const SslSession *session)
12708 | {
12709 | switch (ssl_get_keyex_alg(session->cipher)) {
12710 | case KEX_DH_ANON0x13: /* RFC 5246; ServerDHParams */
12711 | dissect_ssl3_hnd_srv_keyex_dhe(hf, tvb, pinfo, tree, offset, offset_end, session->version, true1);
12712 | break;
12713 | case KEX_DH_DSS0x14: /* RFC 5246; not allowed */
12714 | case KEX_DH_RSA0x15:
12715 | proto_tree_add_expert(tree, NULL((void*)0), &hf->ei.hs_srv_keyex_illegal,
12716 | tvb, offset, offset_end - offset);
12717 | break;
12718 | case KEX_DHE_DSS0x10: /* RFC 5246; dhe_dss, dhe_rsa: ServerDHParams, Signature */
12719 | case KEX_DHE_RSA0x12:
12720 | dissect_ssl3_hnd_srv_keyex_dhe(hf, tvb, pinfo, tree, offset, offset_end, session->version, false0);
12721 | break;
12722 | case KEX_DHE_PSK0x11: /* RFC 4279; diffie_hellman_psk: psk_identity_hint, ServerDHParams */
12723 | dissect_ssl3_hnd_srv_keyex_dhe_psk(hf, tvb, pinfo, tree, offset, offset_end);
12724 | break;
12725 | case KEX_ECDH_ANON0x19: /* RFC 4492; ec_diffie_hellman: ServerECDHParams (without signature for anon) */
12726 | dissect_ssl3_hnd_srv_keyex_ecdh(hf, tvb, pinfo, tree, offset, offset_end, session->version, true1);
12727 | break;
12728 | case KEX_ECDHE_PSK0x17: /* RFC 5489; psk_identity_hint, ServerECDHParams */
12729 | dissect_ssl3_hnd_srv_keyex_ecdh_psk(hf, tvb, pinfo, tree, offset, offset_end);
12730 | break;
12731 | case KEX_ECDH_ECDSA0x1a: /* RFC 4492; ec_diffie_hellman: ServerECDHParams, Signature */
12732 | case KEX_ECDH_RSA0x1b:
12733 | case KEX_ECDHE_ECDSA0x16:
12734 | case KEX_ECDHE_RSA0x18:
12735 | dissect_ssl3_hnd_srv_keyex_ecdh(hf, tvb, pinfo, tree, offset, offset_end, session->version, false0);
12736 | break;
12737 | case KEX_KRB50x1c: /* RFC 2712; not allowed */
12738 | proto_tree_add_expert(tree, NULL((void*)0), &hf->ei.hs_srv_keyex_illegal,
12739 | tvb, offset, offset_end - offset);
12740 | break;
12741 | case KEX_PSK0x1d: /* RFC 4279; psk, rsa: psk_identity */
12742 | case KEX_RSA_PSK0x1f:
12743 | dissect_ssl3_hnd_srv_keyex_psk(hf, tvb, tree, offset);
12744 | break;
12745 | case KEX_RSA0x1e: /* only allowed if the public key in the server certificate is longer than 512 bits */
12746 | dissect_ssl3_hnd_srv_keyex_rsa(hf, tvb, pinfo, tree, offset, offset_end, session->version);
12747 | break;
12748 | case KEX_ECC_SM20x26: /* GB/T 38636 */
12749 | dissect_ssl3_hnd_srv_keyex_ecc_sm2(hf, tvb, pinfo, tree, offset, offset_end, session->version);
12750 | break;
12751 | case KEX_SRP_SHA0x20: /* RFC 5054; srp: ServerSRPParams, Signature */
12752 | case KEX_SRP_SHA_DSS0x21:
12753 | case KEX_SRP_SHA_RSA0x22:
12754 | /* XXX: implement support for SRP_SHA* */
12755 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12756 | tvb, offset, offset_end - offset,
12757 | "SRP_SHA ciphersuites (RFC 5054) are not implemented, contact Wireshark"
12758 | " developers if you want them to be supported");
12759 | break;
12760 | case KEX_ECJPAKE0x24: /* https://tools.ietf.org/html/draft-cragie-tls-ecjpake-01 used in Thread Commissioning */
12761 | dissect_ssl3_hnd_srv_keyex_ecjpake(hf, tvb, tree, offset, offset_end);
12762 | break;
12763 | default:
12764 | proto_tree_add_expert(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12765 | tvb, offset, offset_end - offset);
12766 | break;
12767 | }
12768 | }
12769 | /* Client Key Exchange and Server Key Exchange handshake dissections. }}} */
12770 |
12771 | void
12772 | tls13_dissect_hnd_key_update(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12773 | proto_tree *tree, uint32_t offset)
12774 | {
12775 | /* RFC 8446 Section 4.6.3
12776 | * enum {
12777 | * update_not_requested(0), update_requested(1), (255)
12778 | * } KeyUpdateRequest;
12779 | *
12780 | * struct {
12781 | * KeyUpdateRequest request_update;
12782 | * } KeyUpdate;
12783 | */
12784 | proto_tree_add_item(tree, hf->hf.hs_key_update_request_update, tvb, offset, 1, ENC_NA0x00000000);
12785 | }
12786 |
12787 | void
12788 | ssl_common_register_ssl_alpn_dissector_table(const char *name,
12789 | const char *ui_name, const int proto)
12790 | {
12791 | ssl_alpn_dissector_table = register_dissector_table(name, ui_name,
12792 | proto, FT_STRING, STRING_CASE_SENSITIVE0);
12793 | register_dissector_table_alias(ssl_alpn_dissector_table, "ssl.handshake.extensions_alpn_str");
12794 | }
12795 |
12796 | void
12797 | ssl_common_register_dtls_alpn_dissector_table(const char *name,
12798 | const char *ui_name, const int proto)
12799 | {
12800 | dtls_alpn_dissector_table = register_dissector_table(name, ui_name,
12801 | proto, FT_STRING, STRING_CASE_SENSITIVE0);
12802 | register_dissector_table_alias(ssl_alpn_dissector_table, "dtls.handshake.extensions_alpn_str");
12803 | }
12804 |
12805 | void
12806 | ssl_common_register_options(module_t *module, ssl_common_options_t *options, bool_Bool is_dtls)
12807 | {
12808 | prefs_register_string_preference(module, "psk", "Pre-Shared Key",
12809 | "Pre-Shared Key as HEX string. Should be 0 to 16 bytes.",
12810 | &(options->psk));
12811 |
12812 | if (is_dtls) {
12813 | prefs_register_obsolete_preference(module, "keylog_file");
12814 | prefs_register_static_text_preference(module, "keylog_file_removed",
12815 | "The (Pre)-Master-Secret log filename preference can be configured in the TLS protocol preferences.",
12816 | "Use the TLS protocol preference to configure the keylog file for both DTLS and TLS.");
12817 | return;
12818 | }
12819 |
12820 | prefs_register_filename_preference(module, "keylog_file", "(Pre)-Master-Secret log filename",
12821 | "The name of a file which contains a list of \n"
12822 | "(pre-)master secrets in one of the following formats:\n"
12823 | "\n"
12824 | "RSA <EPMS> <PMS>\n"
12825 | "RSA Session-ID:<SSLID> Master-Key:<MS>\n"
12826 | "CLIENT_RANDOM <CRAND> <MS>\n"
12827 | "PMS_CLIENT_RANDOM <CRAND> <PMS>\n"
12828 | "\n"
12829 | "Where:\n"
12830 | "<EPMS> = First 8 bytes of the Encrypted PMS\n"
12831 | "<PMS> = The Pre-Master-Secret (PMS) used to derive the MS\n"
12832 | "<SSLID> = The SSL Session ID\n"
12833 | "<MS> = The Master-Secret (MS)\n"
12834 | "<CRAND> = The Client's random number from the ClientHello message\n"
12835 | "\n"
12836 | "(All fields are in hex notation)",
12837 | &(options->keylog_filename), false0);
12838 | }
12839 |
12840 | void
12841 | ssl_calculate_handshake_hash(SslDecryptSession *ssl_session, tvbuff_t *tvb, uint32_t offset, uint32_t length)
12842 | {
12843 | if (ssl_session && ssl_session->session.version != TLSV1DOT3_VERSION0x304 && !(ssl_session->state & SSL_MASTER_SECRET(1<<5))) {
12844 | uint32_t old_length = ssl_session->handshake_data.data_len;
12845 | ssl_debug_printf("Calculating hash with offset %d %d\n", offset, length);
12846 | if (tvb) {
12847 | if (tvb_bytes_exist(tvb, offset, length)) {
12848 | ssl_session->handshake_data.data = (unsigned char *)wmem_realloc(wmem_file_scope(), ssl_session->handshake_data.data, old_length + length);
12849 | tvb_memcpy(tvb, ssl_session->handshake_data.data + old_length, offset, length);
12850 | ssl_session->handshake_data.data_len += length;
12851 | }
12852 | } else {
12853 | /* DTLS calculates the hash as if each handshake message had been
12854 | * sent as a single fragment (RFC 6347, section 4.2.6) and passes
12855 | * in a null tvbuff to add 3 bytes for a zero fragment offset.
12856 | */
12857 | DISSECTOR_ASSERT_CMPINT(length, <, 4)((void) ((length < 4) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion " "length" " " "<" " " "4" " (" "%" "l" "d" " " "<" " " "%" "l" "d" ")", "epan/dissectors/packet-tls-utils.c" , 12857, (int64_t)length, (int64_t)4))));
12858 | ssl_session->handshake_data.data = (unsigned char *)wmem_realloc(wmem_file_scope(), ssl_session->handshake_data.data, old_length + length);
12859 | memset(ssl_session->handshake_data.data + old_length, 0, length);
12860 | ssl_session->handshake_data.data_len += length;
12861 | }
12862 | }
12863 | }
12864 |
12865 |
12866 | /*
12867 | * Editor modelines - https://www.wireshark.org/tools/modelines.html
12868 | *
12869 | * Local variables:
12870 | * c-basic-offset: 4
12871 | * tab-width: 8
12872 | * indent-tabs-mode: nil
12873 | * End:
12874 | *
12875 | * vi: set shiftwidth=4 tabstop=8 expandtab:
12876 | * :indentSize=4:tabSize=8:noTabs=true:
12877 | */