1// Copyright (c) 2010 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "net/base/ssl_cipher_suite_names.h" 6 7#include <stdlib.h> 8 9#include "base/logging.h" 10#include "net/base/ssl_connection_status_flags.h" 11 12// Rather than storing the names of all the ciphersuites we eliminate the 13// redundancy and break each cipher suite into a key exchange method, cipher 14// and mac. For all the ciphersuites in the IANA registry, we extract each of 15// those components from the name, number them and pack the result into a 16// 16-bit number thus: 17// (MSB to LSB) 18// <4 bits> unused 19// <5 bits> key exchange 20// <4 bits> cipher 21// <3 bits> mac 22 23// The following tables were generated by ssl_cipher_suite_names_generate.go, 24// found in the same directory as this file. 25 26struct CipherSuite { 27 uint16 cipher_suite, encoded; 28}; 29 30static const struct CipherSuite kCipherSuites[] = { 31 {0x0, 0x0}, // TLS_NULL_WITH_NULL_NULL 32 {0x1, 0x81}, // TLS_RSA_WITH_NULL_MD5 33 {0x2, 0x82}, // TLS_RSA_WITH_NULL_SHA 34 {0x3, 0x109}, // TLS_RSA_EXPORT_WITH_RC4_40_MD5 35 {0x4, 0x91}, // TLS_RSA_WITH_RC4_128_MD5 36 {0x5, 0x92}, // TLS_RSA_WITH_RC4_128_SHA 37 {0x6, 0x119}, // TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5 38 {0x7, 0xa2}, // TLS_RSA_WITH_IDEA_CBC_SHA 39 {0x8, 0x12a}, // TLS_RSA_EXPORT_WITH_DES40_CBC_SHA 40 {0x9, 0xb2}, // TLS_RSA_WITH_DES_CBC_SHA 41 {0xa, 0xba}, // TLS_RSA_WITH_3DES_EDE_CBC_SHA 42 {0xb, 0x1aa}, // TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA 43 {0xc, 0x232}, // TLS_DH_DSS_WITH_DES_CBC_SHA 44 {0xd, 0x23a}, // TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA 45 {0xe, 0x2aa}, // TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA 46 {0xf, 0x332}, // TLS_DH_RSA_WITH_DES_CBC_SHA 47 {0x10, 0x33a}, // TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA 48 {0x11, 0x3aa}, // TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA 49 {0x12, 0x432}, // TLS_DHE_DSS_WITH_DES_CBC_SHA 50 {0x13, 0x43a}, // TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA 51 {0x14, 0x4aa}, // TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA 52 {0x15, 0x532}, // TLS_DHE_RSA_WITH_DES_CBC_SHA 53 {0x16, 0x53a}, // TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA 54 {0x17, 0x589}, // TLS_DH_anon_EXPORT_WITH_RC4_40_MD5 55 {0x18, 0x611}, // TLS_DH_anon_WITH_RC4_128_MD5 56 {0x19, 0x5aa}, // TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA 57 {0x1a, 0x632}, // TLS_DH_anon_WITH_DES_CBC_SHA 58 {0x1b, 0x63a}, // TLS_DH_anon_WITH_3DES_EDE_CBC_SHA 59 {0x1e, 0x6b2}, // TLS_KRB5_WITH_DES_CBC_SHA 60 {0x1f, 0x6ba}, // TLS_KRB5_WITH_3DES_EDE_CBC_SHA 61 {0x20, 0x692}, // TLS_KRB5_WITH_RC4_128_SHA 62 {0x21, 0x6a2}, // TLS_KRB5_WITH_IDEA_CBC_SHA 63 {0x22, 0x6b1}, // TLS_KRB5_WITH_DES_CBC_MD5 64 {0x23, 0x6b9}, // TLS_KRB5_WITH_3DES_EDE_CBC_MD5 65 {0x24, 0x691}, // TLS_KRB5_WITH_RC4_128_MD5 66 {0x25, 0x6a1}, // TLS_KRB5_WITH_IDEA_CBC_MD5 67 {0x26, 0x742}, // TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA 68 {0x27, 0x71a}, // TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA 69 {0x28, 0x70a}, // TLS_KRB5_EXPORT_WITH_RC4_40_SHA 70 {0x29, 0x741}, // TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5 71 {0x2a, 0x719}, // TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5 72 {0x2b, 0x709}, // TLS_KRB5_EXPORT_WITH_RC4_40_MD5 73 {0x2c, 0x782}, // TLS_PSK_WITH_NULL_SHA 74 {0x2d, 0x802}, // TLS_DHE_PSK_WITH_NULL_SHA 75 {0x2e, 0x882}, // TLS_RSA_PSK_WITH_NULL_SHA 76 {0x2f, 0xca}, // TLS_RSA_WITH_AES_128_CBC_SHA 77 {0x30, 0x24a}, // TLS_DH_DSS_WITH_AES_128_CBC_SHA 78 {0x31, 0x34a}, // TLS_DH_RSA_WITH_AES_128_CBC_SHA 79 {0x32, 0x44a}, // TLS_DHE_DSS_WITH_AES_128_CBC_SHA 80 {0x33, 0x54a}, // TLS_DHE_RSA_WITH_AES_128_CBC_SHA 81 {0x34, 0x64a}, // TLS_DH_anon_WITH_AES_128_CBC_SHA 82 {0x35, 0xd2}, // TLS_RSA_WITH_AES_256_CBC_SHA 83 {0x36, 0x252}, // TLS_DH_DSS_WITH_AES_256_CBC_SHA 84 {0x37, 0x352}, // TLS_DH_RSA_WITH_AES_256_CBC_SHA 85 {0x38, 0x452}, // TLS_DHE_DSS_WITH_AES_256_CBC_SHA 86 {0x39, 0x552}, // TLS_DHE_RSA_WITH_AES_256_CBC_SHA 87 {0x3a, 0x652}, // TLS_DH_anon_WITH_AES_256_CBC_SHA 88 {0x3b, 0x83}, // TLS_RSA_WITH_NULL_SHA256 89 {0x3c, 0xcb}, // TLS_RSA_WITH_AES_128_CBC_SHA256 90 {0x3d, 0xd3}, // TLS_RSA_WITH_AES_256_CBC_SHA256 91 {0x3e, 0x24b}, // TLS_DH_DSS_WITH_AES_128_CBC_SHA256 92 {0x3f, 0x34b}, // TLS_DH_RSA_WITH_AES_128_CBC_SHA256 93 {0x40, 0x44b}, // TLS_DHE_DSS_WITH_AES_128_CBC_SHA256 94 {0x41, 0xda}, // TLS_RSA_WITH_CAMELLIA_128_CBC_SHA 95 {0x42, 0x25a}, // TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA 96 {0x43, 0x35a}, // TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA 97 {0x44, 0x45a}, // TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA 98 {0x45, 0x55a}, // TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA 99 {0x46, 0x65a}, // TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA 100 {0x67, 0x54b}, // TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 101 {0x68, 0x253}, // TLS_DH_DSS_WITH_AES_256_CBC_SHA256 102 {0x69, 0x353}, // TLS_DH_RSA_WITH_AES_256_CBC_SHA256 103 {0x6a, 0x453}, // TLS_DHE_DSS_WITH_AES_256_CBC_SHA256 104 {0x6b, 0x553}, // TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 105 {0x6c, 0x64b}, // TLS_DH_anon_WITH_AES_128_CBC_SHA256 106 {0x6d, 0x653}, // TLS_DH_anon_WITH_AES_256_CBC_SHA256 107 {0x84, 0xe2}, // TLS_RSA_WITH_CAMELLIA_256_CBC_SHA 108 {0x85, 0x262}, // TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA 109 {0x86, 0x362}, // TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA 110 {0x87, 0x462}, // TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA 111 {0x88, 0x562}, // TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA 112 {0x89, 0x662}, // TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA 113 {0x8a, 0x792}, // TLS_PSK_WITH_RC4_128_SHA 114 {0x8b, 0x7ba}, // TLS_PSK_WITH_3DES_EDE_CBC_SHA 115 {0x8c, 0x7ca}, // TLS_PSK_WITH_AES_128_CBC_SHA 116 {0x8d, 0x7d2}, // TLS_PSK_WITH_AES_256_CBC_SHA 117 {0x8e, 0x812}, // TLS_DHE_PSK_WITH_RC4_128_SHA 118 {0x8f, 0x83a}, // TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA 119 {0x90, 0x84a}, // TLS_DHE_PSK_WITH_AES_128_CBC_SHA 120 {0x91, 0x852}, // TLS_DHE_PSK_WITH_AES_256_CBC_SHA 121 {0x92, 0x892}, // TLS_RSA_PSK_WITH_RC4_128_SHA 122 {0x93, 0x8ba}, // TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA 123 {0x94, 0x8ca}, // TLS_RSA_PSK_WITH_AES_128_CBC_SHA 124 {0x95, 0x8d2}, // TLS_RSA_PSK_WITH_AES_256_CBC_SHA 125 {0x96, 0xea}, // TLS_RSA_WITH_SEED_CBC_SHA 126 {0x97, 0x26a}, // TLS_DH_DSS_WITH_SEED_CBC_SHA 127 {0x98, 0x36a}, // TLS_DH_RSA_WITH_SEED_CBC_SHA 128 {0x99, 0x46a}, // TLS_DHE_DSS_WITH_SEED_CBC_SHA 129 {0x9a, 0x56a}, // TLS_DHE_RSA_WITH_SEED_CBC_SHA 130 {0x9b, 0x66a}, // TLS_DH_anon_WITH_SEED_CBC_SHA 131 {0x9c, 0xf3}, // TLS_RSA_WITH_AES_128_GCM_SHA256 132 {0x9d, 0xfc}, // TLS_RSA_WITH_AES_256_GCM_SHA384 133 {0x9e, 0x573}, // TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 134 {0x9f, 0x57c}, // TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 135 {0xa0, 0x373}, // TLS_DH_RSA_WITH_AES_128_GCM_SHA256 136 {0xa1, 0x37c}, // TLS_DH_RSA_WITH_AES_256_GCM_SHA384 137 {0xa2, 0x473}, // TLS_DHE_DSS_WITH_AES_128_GCM_SHA256 138 {0xa3, 0x47c}, // TLS_DHE_DSS_WITH_AES_256_GCM_SHA384 139 {0xa4, 0x273}, // TLS_DH_DSS_WITH_AES_128_GCM_SHA256 140 {0xa5, 0x27c}, // TLS_DH_DSS_WITH_AES_256_GCM_SHA384 141 {0xa6, 0x673}, // TLS_DH_anon_WITH_AES_128_GCM_SHA256 142 {0xa7, 0x67c}, // TLS_DH_anon_WITH_AES_256_GCM_SHA384 143 {0xa8, 0x7f3}, // TLS_PSK_WITH_AES_128_GCM_SHA256 144 {0xa9, 0x7fc}, // TLS_PSK_WITH_AES_256_GCM_SHA384 145 {0xaa, 0x873}, // TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 146 {0xab, 0x87c}, // TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 147 {0xac, 0x8f3}, // TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 148 {0xad, 0x8fc}, // TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 149 {0xae, 0x7cb}, // TLS_PSK_WITH_AES_128_CBC_SHA256 150 {0xaf, 0x7d4}, // TLS_PSK_WITH_AES_256_CBC_SHA384 151 {0xb0, 0x783}, // TLS_PSK_WITH_NULL_SHA256 152 {0xb1, 0x784}, // TLS_PSK_WITH_NULL_SHA384 153 {0xb2, 0x84b}, // TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 154 {0xb3, 0x854}, // TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 155 {0xb4, 0x803}, // TLS_DHE_PSK_WITH_NULL_SHA256 156 {0xb5, 0x804}, // TLS_DHE_PSK_WITH_NULL_SHA384 157 {0xb6, 0x8cb}, // TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 158 {0xb7, 0x8d4}, // TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 159 {0xb8, 0x883}, // TLS_RSA_PSK_WITH_NULL_SHA256 160 {0xb9, 0x884}, // TLS_RSA_PSK_WITH_NULL_SHA384 161 {0xba, 0xdb}, // TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 162 {0xbb, 0x25b}, // TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256 163 {0xbc, 0x35b}, // TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256 164 {0xbd, 0x45b}, // TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256 165 {0xbe, 0x55b}, // TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 166 {0xbf, 0x65b}, // TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256 167 {0xc0, 0xe3}, // TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 168 {0xc1, 0x263}, // TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256 169 {0xc2, 0x363}, // TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256 170 {0xc3, 0x463}, // TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256 171 {0xc4, 0x563}, // TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 172 {0xc5, 0x663}, // TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256 173 {0xc001, 0x902}, // TLS_ECDH_ECDSA_WITH_NULL_SHA 174 {0xc002, 0x912}, // TLS_ECDH_ECDSA_WITH_RC4_128_SHA 175 {0xc003, 0x93a}, // TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA 176 {0xc004, 0x94a}, // TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA 177 {0xc005, 0x952}, // TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA 178 {0xc006, 0x982}, // TLS_ECDHE_ECDSA_WITH_NULL_SHA 179 {0xc007, 0x992}, // TLS_ECDHE_ECDSA_WITH_RC4_128_SHA 180 {0xc008, 0x9ba}, // TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA 181 {0xc009, 0x9ca}, // TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA 182 {0xc00a, 0x9d2}, // TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA 183 {0xc00b, 0xa02}, // TLS_ECDH_RSA_WITH_NULL_SHA 184 {0xc00c, 0xa12}, // TLS_ECDH_RSA_WITH_RC4_128_SHA 185 {0xc00d, 0xa3a}, // TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA 186 {0xc00e, 0xa4a}, // TLS_ECDH_RSA_WITH_AES_128_CBC_SHA 187 {0xc00f, 0xa52}, // TLS_ECDH_RSA_WITH_AES_256_CBC_SHA 188 {0xc010, 0xa82}, // TLS_ECDHE_RSA_WITH_NULL_SHA 189 {0xc011, 0xa92}, // TLS_ECDHE_RSA_WITH_RC4_128_SHA 190 {0xc012, 0xaba}, // TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA 191 {0xc013, 0xaca}, // TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA 192 {0xc014, 0xad2}, // TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA 193 {0xc015, 0xb02}, // TLS_ECDH_anon_WITH_NULL_SHA 194 {0xc016, 0xb12}, // TLS_ECDH_anon_WITH_RC4_128_SHA 195 {0xc017, 0xb3a}, // TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA 196 {0xc018, 0xb4a}, // TLS_ECDH_anon_WITH_AES_128_CBC_SHA 197 {0xc019, 0xb52}, // TLS_ECDH_anon_WITH_AES_256_CBC_SHA 198 {0xc01a, 0xbba}, // TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA 199 {0xc01b, 0xc3a}, // TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA 200 {0xc01c, 0xcba}, // TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA 201 {0xc01d, 0xbca}, // TLS_SRP_SHA_WITH_AES_128_CBC_SHA 202 {0xc01e, 0xc4a}, // TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA 203 {0xc01f, 0xcca}, // TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA 204 {0xc020, 0xbd2}, // TLS_SRP_SHA_WITH_AES_256_CBC_SHA 205 {0xc021, 0xc52}, // TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA 206 {0xc022, 0xcd2}, // TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA 207 {0xc023, 0x9cb}, // TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 208 {0xc024, 0x9d4}, // TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 209 {0xc025, 0x94b}, // TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 210 {0xc026, 0x954}, // TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 211 {0xc027, 0xacb}, // TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 212 {0xc028, 0xad4}, // TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 213 {0xc029, 0xa4b}, // TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 214 {0xc02a, 0xa54}, // TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 215 {0xc02b, 0x9f3}, // TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 216 {0xc02c, 0x9fc}, // TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 217 {0xc02d, 0x973}, // TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 218 {0xc02e, 0x97c}, // TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 219 {0xc02f, 0xaf3}, // TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 220 {0xc030, 0xafc}, // TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 221 {0xc031, 0xa73}, // TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 222 {0xc032, 0xa7c}, // TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 223 {0xc033, 0xd12}, // TLS_ECDHE_PSK_WITH_RC4_128_SHA 224 {0xc034, 0xd3a}, // TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA 225 {0xc035, 0xd4a}, // TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA 226 {0xc036, 0xd52}, // TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA 227 {0xc037, 0xd4b}, // TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 228 {0xc038, 0xd54}, // TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 229 {0xc039, 0xd02}, // TLS_ECDHE_PSK_WITH_NULL_SHA 230 {0xc03a, 0xd03}, // TLS_ECDHE_PSK_WITH_NULL_SHA256 231 {0xc03b, 0xd04}, // TLS_ECDHE_PSK_WITH_NULL_SHA384 232}; 233 234static const struct { 235 char name[15]; 236} kKeyExchangeNames[27] = { 237 {"NULL"}, // 0 238 {"RSA"}, // 1 239 {"RSA_EXPORT"}, // 2 240 {"DH_DSS_EXPORT"}, // 3 241 {"DH_DSS"}, // 4 242 {"DH_RSA_EXPORT"}, // 5 243 {"DH_RSA"}, // 6 244 {"DHE_DSS_EXPORT"}, // 7 245 {"DHE_DSS"}, // 8 246 {"DHE_RSA_EXPORT"}, // 9 247 {"DHE_RSA"}, // 10 248 {"DH_anon_EXPORT"}, // 11 249 {"DH_anon"}, // 12 250 {"KRB5"}, // 13 251 {"KRB5_EXPORT"}, // 14 252 {"PSK"}, // 15 253 {"DHE_PSK"}, // 16 254 {"RSA_PSK"}, // 17 255 {"ECDH_ECDSA"}, // 18 256 {"ECDHE_ECDSA"}, // 19 257 {"ECDH_RSA"}, // 20 258 {"ECDHE_RSA"}, // 21 259 {"ECDH_anon"}, // 22 260 {"SRP_SHA"}, // 23 261 {"SRP_SHA_RSA"}, // 24 262 {"SRP_SHA_DSS"}, // 25 263 {"ECDHE_PSK"}, // 26 264}; 265 266static const struct { 267 char name[17]; 268} kCipherNames[16] = { 269 {"NULL"}, // 0 270 {"RC4_40"}, // 1 271 {"RC4_128"}, // 2 272 {"RC2_CBC_40"}, // 3 273 {"IDEA_CBC"}, // 4 274 {"DES40_CBC"}, // 5 275 {"DES_CBC"}, // 6 276 {"3DES_EDE_CBC"}, // 7 277 {"DES_CBC_40"}, // 8 278 {"AES_128_CBC"}, // 9 279 {"AES_256_CBC"}, // 10 280 {"CAMELLIA_128_CBC"}, // 11 281 {"CAMELLIA_256_CBC"}, // 12 282 {"SEED_CBC"}, // 13 283 {"AES_128_GCM"}, // 14 284 {"AES_256_GCM"}, // 15 285}; 286 287static const struct { 288 char name[7]; 289} kMacNames[5] = { 290 {"NULL"}, // 0 291 {"MD5"}, // 1 292 {"SHA1"}, // 2 293 {"SHA256"}, // 3 294 {"SHA384"}, // 4 295}; 296 297 298namespace net { 299 300static int CipherSuiteCmp(const void* ia, const void* ib) { 301 const CipherSuite* a = static_cast<const CipherSuite*>(ia); 302 const CipherSuite* b = static_cast<const CipherSuite*>(ib); 303 304 if (a->cipher_suite < b->cipher_suite) { 305 return -1; 306 } else if (a->cipher_suite == b->cipher_suite) { 307 return 0; 308 } else { 309 return 1; 310 } 311} 312 313void SSLCipherSuiteToStrings(const char** key_exchange_str, 314 const char** cipher_str, 315 const char** mac_str, uint16 cipher_suite) { 316 *key_exchange_str = *cipher_str = *mac_str = "???"; 317 318 struct CipherSuite desired = {0}; 319 desired.cipher_suite = cipher_suite; 320 321 void* r = bsearch(&desired, kCipherSuites, 322 arraysize(kCipherSuites), sizeof(kCipherSuites[0]), 323 CipherSuiteCmp); 324 325 if (!r) 326 return; 327 328 const CipherSuite* cs = static_cast<CipherSuite*>(r); 329 330 const int key_exchange = cs->encoded >> 7; 331 const int cipher = (cs->encoded >> 3) & 0xf; 332 const int mac = cs->encoded & 0x7; 333 334 *key_exchange_str = kKeyExchangeNames[key_exchange].name; 335 *cipher_str = kCipherNames[cipher].name; 336 *mac_str = kMacNames[mac].name; 337} 338 339void SSLCompressionToString(const char** name, uint8 compresssion) { 340 if (compresssion == 0) { 341 *name = "NONE"; 342 } else if (compresssion == 1) { 343 *name = "DEFLATE"; 344 } else if (compresssion == 64) { 345 *name = "LZS"; 346 } else { 347 *name = "???"; 348 } 349} 350 351void SSLVersionToString(const char** name, int ssl_version) { 352 switch (ssl_version) { 353 case SSL_CONNECTION_VERSION_SSL2: 354 *name = "SSL 2.0"; 355 break; 356 case SSL_CONNECTION_VERSION_SSL3: 357 *name = "SSL 3.0"; 358 break; 359 case SSL_CONNECTION_VERSION_TLS1: 360 *name = "TLS 1.0"; 361 break; 362 case SSL_CONNECTION_VERSION_TLS1_1: 363 *name = "TLS 1.1"; 364 break; 365 case SSL_CONNECTION_VERSION_TLS1_2: 366 *name = "TLS 1.2"; 367 break; 368 default: 369 NOTREACHED() << ssl_version; 370 *name = "???"; 371 break; 372 } 373} 374 375} // namespace net 376