1 /* $OpenBSD: s3_lib.c,v 1.166 2018/04/07 16:55:13 jsing Exp $ */ 2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay@cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay@cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58 /* ==================================================================== 59 * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved. 60 * 61 * Redistribution and use in source and binary forms, with or without 62 * modification, are permitted provided that the following conditions 63 * are met: 64 * 65 * 1. Redistributions of source code must retain the above copyright 66 * notice, this list of conditions and the following disclaimer. 67 * 68 * 2. Redistributions in binary form must reproduce the above copyright 69 * notice, this list of conditions and the following disclaimer in 70 * the documentation and/or other materials provided with the 71 * distribution. 72 * 73 * 3. All advertising materials mentioning features or use of this 74 * software must display the following acknowledgment: 75 * "This product includes software developed by the OpenSSL Project 76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 77 * 78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 79 * endorse or promote products derived from this software without 80 * prior written permission. For written permission, please contact 81 * openssl-core@openssl.org. 82 * 83 * 5. Products derived from this software may not be called "OpenSSL" 84 * nor may "OpenSSL" appear in their names without prior written 85 * permission of the OpenSSL Project. 86 * 87 * 6. Redistributions of any form whatsoever must retain the following 88 * acknowledgment: 89 * "This product includes software developed by the OpenSSL Project 90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 91 * 92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 103 * OF THE POSSIBILITY OF SUCH DAMAGE. 104 * ==================================================================== 105 * 106 * This product includes cryptographic software written by Eric Young 107 * (eay@cryptsoft.com). This product includes software written by Tim 108 * Hudson (tjh@cryptsoft.com). 109 * 110 */ 111 /* ==================================================================== 112 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. 113 * 114 * Portions of the attached software ("Contribution") are developed by 115 * SUN MICROSYSTEMS, INC., and are contributed to the OpenSSL project. 116 * 117 * The Contribution is licensed pursuant to the OpenSSL open source 118 * license provided above. 119 * 120 * ECC cipher suite support in OpenSSL originally written by 121 * Vipul Gupta and Sumit Gupta of Sun Microsystems Laboratories. 122 * 123 */ 124 /* ==================================================================== 125 * Copyright 2005 Nokia. All rights reserved. 126 * 127 * The portions of the attached software ("Contribution") is developed by 128 * Nokia Corporation and is licensed pursuant to the OpenSSL open source 129 * license. 130 * 131 * The Contribution, originally written by Mika Kousa and Pasi Eronen of 132 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites 133 * support (see RFC 4279) to OpenSSL. 134 * 135 * No patent licenses or other rights except those expressly stated in 136 * the OpenSSL open source license shall be deemed granted or received 137 * expressly, by implication, estoppel, or otherwise. 138 * 139 * No assurances are provided by Nokia that the Contribution does not 140 * infringe the patent or other intellectual property rights of any third 141 * party or that the license provides you with all the necessary rights 142 * to make use of the Contribution. 143 * 144 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN 145 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA 146 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY 147 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR 148 * OTHERWISE. 149 */ 150 151 #include <limits.h> 152 #include <stdio.h> 153 154 #include <openssl/bn.h> 155 #include <openssl/curve25519.h> 156 #include <openssl/dh.h> 157 #include <openssl/md5.h> 158 #include <openssl/objects.h> 159 160 #include "ssl_locl.h" 161 #include "bytestring.h" 162 163 #define SSL3_NUM_CIPHERS (sizeof(ssl3_ciphers) / sizeof(SSL_CIPHER)) 164 165 /* 166 * FIXED_NONCE_LEN is a macro that provides in the correct value to set the 167 * fixed nonce length in algorithms2. It is the inverse of the 168 * SSL_CIPHER_AEAD_FIXED_NONCE_LEN macro. 169 */ 170 #define FIXED_NONCE_LEN(x) (((x / 2) & 0xf) << 24) 171 172 /* list of available SSLv3 ciphers (sorted by id) */ 173 SSL_CIPHER ssl3_ciphers[] = { 174 175 /* The RSA ciphers */ 176 /* Cipher 01 */ 177 { 178 .valid = 1, 179 .name = SSL3_TXT_RSA_NULL_MD5, 180 .id = SSL3_CK_RSA_NULL_MD5, 181 .algorithm_mkey = SSL_kRSA, 182 .algorithm_auth = SSL_aRSA, 183 .algorithm_enc = SSL_eNULL, 184 .algorithm_mac = SSL_MD5, 185 .algorithm_ssl = SSL_SSLV3, 186 .algo_strength = SSL_STRONG_NONE, 187 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 188 .strength_bits = 0, 189 .alg_bits = 0, 190 }, 191 192 /* Cipher 02 */ 193 { 194 .valid = 1, 195 .name = SSL3_TXT_RSA_NULL_SHA, 196 .id = SSL3_CK_RSA_NULL_SHA, 197 .algorithm_mkey = SSL_kRSA, 198 .algorithm_auth = SSL_aRSA, 199 .algorithm_enc = SSL_eNULL, 200 .algorithm_mac = SSL_SHA1, 201 .algorithm_ssl = SSL_SSLV3, 202 .algo_strength = SSL_STRONG_NONE, 203 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 204 .strength_bits = 0, 205 .alg_bits = 0, 206 }, 207 208 /* Cipher 04 */ 209 { 210 .valid = 1, 211 .name = SSL3_TXT_RSA_RC4_128_MD5, 212 .id = SSL3_CK_RSA_RC4_128_MD5, 213 .algorithm_mkey = SSL_kRSA, 214 .algorithm_auth = SSL_aRSA, 215 .algorithm_enc = SSL_RC4, 216 .algorithm_mac = SSL_MD5, 217 .algorithm_ssl = SSL_SSLV3, 218 .algo_strength = SSL_LOW, 219 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 220 .strength_bits = 128, 221 .alg_bits = 128, 222 }, 223 224 /* Cipher 05 */ 225 { 226 .valid = 1, 227 .name = SSL3_TXT_RSA_RC4_128_SHA, 228 .id = SSL3_CK_RSA_RC4_128_SHA, 229 .algorithm_mkey = SSL_kRSA, 230 .algorithm_auth = SSL_aRSA, 231 .algorithm_enc = SSL_RC4, 232 .algorithm_mac = SSL_SHA1, 233 .algorithm_ssl = SSL_SSLV3, 234 .algo_strength = SSL_LOW, 235 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 236 .strength_bits = 128, 237 .alg_bits = 128, 238 }, 239 240 /* Cipher 09 */ 241 { 242 .valid = 1, 243 .name = SSL3_TXT_RSA_DES_64_CBC_SHA, 244 .id = SSL3_CK_RSA_DES_64_CBC_SHA, 245 .algorithm_mkey = SSL_kRSA, 246 .algorithm_auth = SSL_aRSA, 247 .algorithm_enc = SSL_DES, 248 .algorithm_mac = SSL_SHA1, 249 .algorithm_ssl = SSL_SSLV3, 250 .algo_strength = SSL_LOW, 251 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 252 .strength_bits = 56, 253 .alg_bits = 56, 254 }, 255 256 /* Cipher 0A */ 257 { 258 .valid = 1, 259 .name = SSL3_TXT_RSA_DES_192_CBC3_SHA, 260 .id = SSL3_CK_RSA_DES_192_CBC3_SHA, 261 .algorithm_mkey = SSL_kRSA, 262 .algorithm_auth = SSL_aRSA, 263 .algorithm_enc = SSL_3DES, 264 .algorithm_mac = SSL_SHA1, 265 .algorithm_ssl = SSL_SSLV3, 266 .algo_strength = SSL_MEDIUM, 267 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 268 .strength_bits = 112, 269 .alg_bits = 168, 270 }, 271 272 /* 273 * Ephemeral DH (DHE) ciphers. 274 */ 275 276 /* Cipher 15 */ 277 { 278 .valid = 1, 279 .name = SSL3_TXT_EDH_RSA_DES_64_CBC_SHA, 280 .id = SSL3_CK_EDH_RSA_DES_64_CBC_SHA, 281 .algorithm_mkey = SSL_kDHE, 282 .algorithm_auth = SSL_aRSA, 283 .algorithm_enc = SSL_DES, 284 .algorithm_mac = SSL_SHA1, 285 .algorithm_ssl = SSL_SSLV3, 286 .algo_strength = SSL_LOW, 287 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 288 .strength_bits = 56, 289 .alg_bits = 56, 290 }, 291 292 /* Cipher 16 */ 293 { 294 .valid = 1, 295 .name = SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA, 296 .id = SSL3_CK_EDH_RSA_DES_192_CBC3_SHA, 297 .algorithm_mkey = SSL_kDHE, 298 .algorithm_auth = SSL_aRSA, 299 .algorithm_enc = SSL_3DES, 300 .algorithm_mac = SSL_SHA1, 301 .algorithm_ssl = SSL_SSLV3, 302 .algo_strength = SSL_MEDIUM, 303 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 304 .strength_bits = 112, 305 .alg_bits = 168, 306 }, 307 308 /* Cipher 18 */ 309 { 310 .valid = 1, 311 .name = SSL3_TXT_ADH_RC4_128_MD5, 312 .id = SSL3_CK_ADH_RC4_128_MD5, 313 .algorithm_mkey = SSL_kDHE, 314 .algorithm_auth = SSL_aNULL, 315 .algorithm_enc = SSL_RC4, 316 .algorithm_mac = SSL_MD5, 317 .algorithm_ssl = SSL_SSLV3, 318 .algo_strength = SSL_LOW, 319 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 320 .strength_bits = 128, 321 .alg_bits = 128, 322 }, 323 324 /* Cipher 1A */ 325 { 326 .valid = 1, 327 .name = SSL3_TXT_ADH_DES_64_CBC_SHA, 328 .id = SSL3_CK_ADH_DES_64_CBC_SHA, 329 .algorithm_mkey = SSL_kDHE, 330 .algorithm_auth = SSL_aNULL, 331 .algorithm_enc = SSL_DES, 332 .algorithm_mac = SSL_SHA1, 333 .algorithm_ssl = SSL_SSLV3, 334 .algo_strength = SSL_LOW, 335 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 336 .strength_bits = 56, 337 .alg_bits = 56, 338 }, 339 340 /* Cipher 1B */ 341 { 342 .valid = 1, 343 .name = SSL3_TXT_ADH_DES_192_CBC_SHA, 344 .id = SSL3_CK_ADH_DES_192_CBC_SHA, 345 .algorithm_mkey = SSL_kDHE, 346 .algorithm_auth = SSL_aNULL, 347 .algorithm_enc = SSL_3DES, 348 .algorithm_mac = SSL_SHA1, 349 .algorithm_ssl = SSL_SSLV3, 350 .algo_strength = SSL_MEDIUM, 351 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 352 .strength_bits = 112, 353 .alg_bits = 168, 354 }, 355 356 /* 357 * AES ciphersuites. 358 */ 359 360 /* Cipher 2F */ 361 { 362 .valid = 1, 363 .name = TLS1_TXT_RSA_WITH_AES_128_SHA, 364 .id = TLS1_CK_RSA_WITH_AES_128_SHA, 365 .algorithm_mkey = SSL_kRSA, 366 .algorithm_auth = SSL_aRSA, 367 .algorithm_enc = SSL_AES128, 368 .algorithm_mac = SSL_SHA1, 369 .algorithm_ssl = SSL_TLSV1, 370 .algo_strength = SSL_HIGH, 371 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 372 .strength_bits = 128, 373 .alg_bits = 128, 374 }, 375 376 /* Cipher 33 */ 377 { 378 .valid = 1, 379 .name = TLS1_TXT_DHE_RSA_WITH_AES_128_SHA, 380 .id = TLS1_CK_DHE_RSA_WITH_AES_128_SHA, 381 .algorithm_mkey = SSL_kDHE, 382 .algorithm_auth = SSL_aRSA, 383 .algorithm_enc = SSL_AES128, 384 .algorithm_mac = SSL_SHA1, 385 .algorithm_ssl = SSL_TLSV1, 386 .algo_strength = SSL_HIGH, 387 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 388 .strength_bits = 128, 389 .alg_bits = 128, 390 }, 391 392 /* Cipher 34 */ 393 { 394 .valid = 1, 395 .name = TLS1_TXT_ADH_WITH_AES_128_SHA, 396 .id = TLS1_CK_ADH_WITH_AES_128_SHA, 397 .algorithm_mkey = SSL_kDHE, 398 .algorithm_auth = SSL_aNULL, 399 .algorithm_enc = SSL_AES128, 400 .algorithm_mac = SSL_SHA1, 401 .algorithm_ssl = SSL_TLSV1, 402 .algo_strength = SSL_HIGH, 403 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 404 .strength_bits = 128, 405 .alg_bits = 128, 406 }, 407 408 /* Cipher 35 */ 409 { 410 .valid = 1, 411 .name = TLS1_TXT_RSA_WITH_AES_256_SHA, 412 .id = TLS1_CK_RSA_WITH_AES_256_SHA, 413 .algorithm_mkey = SSL_kRSA, 414 .algorithm_auth = SSL_aRSA, 415 .algorithm_enc = SSL_AES256, 416 .algorithm_mac = SSL_SHA1, 417 .algorithm_ssl = SSL_TLSV1, 418 .algo_strength = SSL_HIGH, 419 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 420 .strength_bits = 256, 421 .alg_bits = 256, 422 }, 423 424 /* Cipher 39 */ 425 { 426 .valid = 1, 427 .name = TLS1_TXT_DHE_RSA_WITH_AES_256_SHA, 428 .id = TLS1_CK_DHE_RSA_WITH_AES_256_SHA, 429 .algorithm_mkey = SSL_kDHE, 430 .algorithm_auth = SSL_aRSA, 431 .algorithm_enc = SSL_AES256, 432 .algorithm_mac = SSL_SHA1, 433 .algorithm_ssl = SSL_TLSV1, 434 .algo_strength = SSL_HIGH, 435 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 436 .strength_bits = 256, 437 .alg_bits = 256, 438 }, 439 440 /* Cipher 3A */ 441 { 442 .valid = 1, 443 .name = TLS1_TXT_ADH_WITH_AES_256_SHA, 444 .id = TLS1_CK_ADH_WITH_AES_256_SHA, 445 .algorithm_mkey = SSL_kDHE, 446 .algorithm_auth = SSL_aNULL, 447 .algorithm_enc = SSL_AES256, 448 .algorithm_mac = SSL_SHA1, 449 .algorithm_ssl = SSL_TLSV1, 450 .algo_strength = SSL_HIGH, 451 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 452 .strength_bits = 256, 453 .alg_bits = 256, 454 }, 455 456 /* TLS v1.2 ciphersuites */ 457 /* Cipher 3B */ 458 { 459 .valid = 1, 460 .name = TLS1_TXT_RSA_WITH_NULL_SHA256, 461 .id = TLS1_CK_RSA_WITH_NULL_SHA256, 462 .algorithm_mkey = SSL_kRSA, 463 .algorithm_auth = SSL_aRSA, 464 .algorithm_enc = SSL_eNULL, 465 .algorithm_mac = SSL_SHA256, 466 .algorithm_ssl = SSL_TLSV1_2, 467 .algo_strength = SSL_STRONG_NONE, 468 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 469 .strength_bits = 0, 470 .alg_bits = 0, 471 }, 472 473 /* Cipher 3C */ 474 { 475 .valid = 1, 476 .name = TLS1_TXT_RSA_WITH_AES_128_SHA256, 477 .id = TLS1_CK_RSA_WITH_AES_128_SHA256, 478 .algorithm_mkey = SSL_kRSA, 479 .algorithm_auth = SSL_aRSA, 480 .algorithm_enc = SSL_AES128, 481 .algorithm_mac = SSL_SHA256, 482 .algorithm_ssl = SSL_TLSV1_2, 483 .algo_strength = SSL_HIGH, 484 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 485 .strength_bits = 128, 486 .alg_bits = 128, 487 }, 488 489 /* Cipher 3D */ 490 { 491 .valid = 1, 492 .name = TLS1_TXT_RSA_WITH_AES_256_SHA256, 493 .id = TLS1_CK_RSA_WITH_AES_256_SHA256, 494 .algorithm_mkey = SSL_kRSA, 495 .algorithm_auth = SSL_aRSA, 496 .algorithm_enc = SSL_AES256, 497 .algorithm_mac = SSL_SHA256, 498 .algorithm_ssl = SSL_TLSV1_2, 499 .algo_strength = SSL_HIGH, 500 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 501 .strength_bits = 256, 502 .alg_bits = 256, 503 }, 504 505 #ifndef OPENSSL_NO_CAMELLIA 506 /* Camellia ciphersuites from RFC4132 (128-bit portion) */ 507 508 /* Cipher 41 */ 509 { 510 .valid = 1, 511 .name = TLS1_TXT_RSA_WITH_CAMELLIA_128_CBC_SHA, 512 .id = TLS1_CK_RSA_WITH_CAMELLIA_128_CBC_SHA, 513 .algorithm_mkey = SSL_kRSA, 514 .algorithm_auth = SSL_aRSA, 515 .algorithm_enc = SSL_CAMELLIA128, 516 .algorithm_mac = SSL_SHA1, 517 .algorithm_ssl = SSL_TLSV1, 518 .algo_strength = SSL_HIGH, 519 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 520 .strength_bits = 128, 521 .alg_bits = 128, 522 }, 523 524 /* Cipher 45 */ 525 { 526 .valid = 1, 527 .name = TLS1_TXT_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA, 528 .id = TLS1_CK_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA, 529 .algorithm_mkey = SSL_kDHE, 530 .algorithm_auth = SSL_aRSA, 531 .algorithm_enc = SSL_CAMELLIA128, 532 .algorithm_mac = SSL_SHA1, 533 .algorithm_ssl = SSL_TLSV1, 534 .algo_strength = SSL_HIGH, 535 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 536 .strength_bits = 128, 537 .alg_bits = 128, 538 }, 539 540 /* Cipher 46 */ 541 { 542 .valid = 1, 543 .name = TLS1_TXT_ADH_WITH_CAMELLIA_128_CBC_SHA, 544 .id = TLS1_CK_ADH_WITH_CAMELLIA_128_CBC_SHA, 545 .algorithm_mkey = SSL_kDHE, 546 .algorithm_auth = SSL_aNULL, 547 .algorithm_enc = SSL_CAMELLIA128, 548 .algorithm_mac = SSL_SHA1, 549 .algorithm_ssl = SSL_TLSV1, 550 .algo_strength = SSL_HIGH, 551 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 552 .strength_bits = 128, 553 .alg_bits = 128, 554 }, 555 #endif /* OPENSSL_NO_CAMELLIA */ 556 557 /* TLS v1.2 ciphersuites */ 558 /* Cipher 67 */ 559 { 560 .valid = 1, 561 .name = TLS1_TXT_DHE_RSA_WITH_AES_128_SHA256, 562 .id = TLS1_CK_DHE_RSA_WITH_AES_128_SHA256, 563 .algorithm_mkey = SSL_kDHE, 564 .algorithm_auth = SSL_aRSA, 565 .algorithm_enc = SSL_AES128, 566 .algorithm_mac = SSL_SHA256, 567 .algorithm_ssl = SSL_TLSV1_2, 568 .algo_strength = SSL_HIGH, 569 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 570 .strength_bits = 128, 571 .alg_bits = 128, 572 }, 573 574 /* Cipher 6B */ 575 { 576 .valid = 1, 577 .name = TLS1_TXT_DHE_RSA_WITH_AES_256_SHA256, 578 .id = TLS1_CK_DHE_RSA_WITH_AES_256_SHA256, 579 .algorithm_mkey = SSL_kDHE, 580 .algorithm_auth = SSL_aRSA, 581 .algorithm_enc = SSL_AES256, 582 .algorithm_mac = SSL_SHA256, 583 .algorithm_ssl = SSL_TLSV1_2, 584 .algo_strength = SSL_HIGH, 585 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 586 .strength_bits = 256, 587 .alg_bits = 256, 588 }, 589 590 /* Cipher 6C */ 591 { 592 .valid = 1, 593 .name = TLS1_TXT_ADH_WITH_AES_128_SHA256, 594 .id = TLS1_CK_ADH_WITH_AES_128_SHA256, 595 .algorithm_mkey = SSL_kDHE, 596 .algorithm_auth = SSL_aNULL, 597 .algorithm_enc = SSL_AES128, 598 .algorithm_mac = SSL_SHA256, 599 .algorithm_ssl = SSL_TLSV1_2, 600 .algo_strength = SSL_HIGH, 601 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 602 .strength_bits = 128, 603 .alg_bits = 128, 604 }, 605 606 /* Cipher 6D */ 607 { 608 .valid = 1, 609 .name = TLS1_TXT_ADH_WITH_AES_256_SHA256, 610 .id = TLS1_CK_ADH_WITH_AES_256_SHA256, 611 .algorithm_mkey = SSL_kDHE, 612 .algorithm_auth = SSL_aNULL, 613 .algorithm_enc = SSL_AES256, 614 .algorithm_mac = SSL_SHA256, 615 .algorithm_ssl = SSL_TLSV1_2, 616 .algo_strength = SSL_HIGH, 617 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 618 .strength_bits = 256, 619 .alg_bits = 256, 620 }, 621 622 /* GOST Ciphersuites */ 623 624 /* Cipher 81 */ 625 { 626 .valid = 1, 627 .name = "GOST2001-GOST89-GOST89", 628 .id = 0x3000081, 629 .algorithm_mkey = SSL_kGOST, 630 .algorithm_auth = SSL_aGOST01, 631 .algorithm_enc = SSL_eGOST2814789CNT, 632 .algorithm_mac = SSL_GOST89MAC, 633 .algorithm_ssl = SSL_TLSV1, 634 .algo_strength = SSL_HIGH, 635 .algorithm2 = SSL_HANDSHAKE_MAC_GOST94|TLS1_PRF_GOST94| 636 TLS1_STREAM_MAC, 637 .strength_bits = 256, 638 .alg_bits = 256 639 }, 640 641 /* Cipher 83 */ 642 { 643 .valid = 1, 644 .name = "GOST2001-NULL-GOST94", 645 .id = 0x3000083, 646 .algorithm_mkey = SSL_kGOST, 647 .algorithm_auth = SSL_aGOST01, 648 .algorithm_enc = SSL_eNULL, 649 .algorithm_mac = SSL_GOST94, 650 .algorithm_ssl = SSL_TLSV1, 651 .algo_strength = SSL_STRONG_NONE, 652 .algorithm2 = SSL_HANDSHAKE_MAC_GOST94|TLS1_PRF_GOST94, 653 .strength_bits = 0, 654 .alg_bits = 0 655 }, 656 657 #ifndef OPENSSL_NO_CAMELLIA 658 /* Camellia ciphersuites from RFC4132 (256-bit portion) */ 659 660 /* Cipher 84 */ 661 { 662 .valid = 1, 663 .name = TLS1_TXT_RSA_WITH_CAMELLIA_256_CBC_SHA, 664 .id = TLS1_CK_RSA_WITH_CAMELLIA_256_CBC_SHA, 665 .algorithm_mkey = SSL_kRSA, 666 .algorithm_auth = SSL_aRSA, 667 .algorithm_enc = SSL_CAMELLIA256, 668 .algorithm_mac = SSL_SHA1, 669 .algorithm_ssl = SSL_TLSV1, 670 .algo_strength = SSL_HIGH, 671 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 672 .strength_bits = 256, 673 .alg_bits = 256, 674 }, 675 676 /* Cipher 88 */ 677 { 678 .valid = 1, 679 .name = TLS1_TXT_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA, 680 .id = TLS1_CK_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA, 681 .algorithm_mkey = SSL_kDHE, 682 .algorithm_auth = SSL_aRSA, 683 .algorithm_enc = SSL_CAMELLIA256, 684 .algorithm_mac = SSL_SHA1, 685 .algorithm_ssl = SSL_TLSV1, 686 .algo_strength = SSL_HIGH, 687 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 688 .strength_bits = 256, 689 .alg_bits = 256, 690 }, 691 692 /* Cipher 89 */ 693 { 694 .valid = 1, 695 .name = TLS1_TXT_ADH_WITH_CAMELLIA_256_CBC_SHA, 696 .id = TLS1_CK_ADH_WITH_CAMELLIA_256_CBC_SHA, 697 .algorithm_mkey = SSL_kDHE, 698 .algorithm_auth = SSL_aNULL, 699 .algorithm_enc = SSL_CAMELLIA256, 700 .algorithm_mac = SSL_SHA1, 701 .algorithm_ssl = SSL_TLSV1, 702 .algo_strength = SSL_HIGH, 703 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 704 .strength_bits = 256, 705 .alg_bits = 256, 706 }, 707 #endif /* OPENSSL_NO_CAMELLIA */ 708 709 /* 710 * GCM ciphersuites from RFC5288. 711 */ 712 713 /* Cipher 9C */ 714 { 715 .valid = 1, 716 .name = TLS1_TXT_RSA_WITH_AES_128_GCM_SHA256, 717 .id = TLS1_CK_RSA_WITH_AES_128_GCM_SHA256, 718 .algorithm_mkey = SSL_kRSA, 719 .algorithm_auth = SSL_aRSA, 720 .algorithm_enc = SSL_AES128GCM, 721 .algorithm_mac = SSL_AEAD, 722 .algorithm_ssl = SSL_TLSV1_2, 723 .algo_strength = SSL_HIGH, 724 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256| 725 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| 726 SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_IN_RECORD, 727 .strength_bits = 128, 728 .alg_bits = 128, 729 }, 730 731 /* Cipher 9D */ 732 { 733 .valid = 1, 734 .name = TLS1_TXT_RSA_WITH_AES_256_GCM_SHA384, 735 .id = TLS1_CK_RSA_WITH_AES_256_GCM_SHA384, 736 .algorithm_mkey = SSL_kRSA, 737 .algorithm_auth = SSL_aRSA, 738 .algorithm_enc = SSL_AES256GCM, 739 .algorithm_mac = SSL_AEAD, 740 .algorithm_ssl = SSL_TLSV1_2, 741 .algo_strength = SSL_HIGH, 742 .algorithm2 = SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384| 743 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| 744 SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_IN_RECORD, 745 .strength_bits = 256, 746 .alg_bits = 256, 747 }, 748 749 /* Cipher 9E */ 750 { 751 .valid = 1, 752 .name = TLS1_TXT_DHE_RSA_WITH_AES_128_GCM_SHA256, 753 .id = TLS1_CK_DHE_RSA_WITH_AES_128_GCM_SHA256, 754 .algorithm_mkey = SSL_kDHE, 755 .algorithm_auth = SSL_aRSA, 756 .algorithm_enc = SSL_AES128GCM, 757 .algorithm_mac = SSL_AEAD, 758 .algorithm_ssl = SSL_TLSV1_2, 759 .algo_strength = SSL_HIGH, 760 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256| 761 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| 762 SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_IN_RECORD, 763 .strength_bits = 128, 764 .alg_bits = 128, 765 }, 766 767 /* Cipher 9F */ 768 { 769 .valid = 1, 770 .name = TLS1_TXT_DHE_RSA_WITH_AES_256_GCM_SHA384, 771 .id = TLS1_CK_DHE_RSA_WITH_AES_256_GCM_SHA384, 772 .algorithm_mkey = SSL_kDHE, 773 .algorithm_auth = SSL_aRSA, 774 .algorithm_enc = SSL_AES256GCM, 775 .algorithm_mac = SSL_AEAD, 776 .algorithm_ssl = SSL_TLSV1_2, 777 .algo_strength = SSL_HIGH, 778 .algorithm2 = SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384| 779 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| 780 SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_IN_RECORD, 781 .strength_bits = 256, 782 .alg_bits = 256, 783 }, 784 785 /* Cipher A6 */ 786 { 787 .valid = 1, 788 .name = TLS1_TXT_ADH_WITH_AES_128_GCM_SHA256, 789 .id = TLS1_CK_ADH_WITH_AES_128_GCM_SHA256, 790 .algorithm_mkey = SSL_kDHE, 791 .algorithm_auth = SSL_aNULL, 792 .algorithm_enc = SSL_AES128GCM, 793 .algorithm_mac = SSL_AEAD, 794 .algorithm_ssl = SSL_TLSV1_2, 795 .algo_strength = SSL_HIGH, 796 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256| 797 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| 798 SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_IN_RECORD, 799 .strength_bits = 128, 800 .alg_bits = 128, 801 }, 802 803 /* Cipher A7 */ 804 { 805 .valid = 1, 806 .name = TLS1_TXT_ADH_WITH_AES_256_GCM_SHA384, 807 .id = TLS1_CK_ADH_WITH_AES_256_GCM_SHA384, 808 .algorithm_mkey = SSL_kDHE, 809 .algorithm_auth = SSL_aNULL, 810 .algorithm_enc = SSL_AES256GCM, 811 .algorithm_mac = SSL_AEAD, 812 .algorithm_ssl = SSL_TLSV1_2, 813 .algo_strength = SSL_HIGH, 814 .algorithm2 = SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384| 815 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| 816 SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_IN_RECORD, 817 .strength_bits = 256, 818 .alg_bits = 256, 819 }, 820 821 #ifndef OPENSSL_NO_CAMELLIA 822 /* TLS 1.2 Camellia SHA-256 ciphersuites from RFC5932 */ 823 824 /* Cipher BA */ 825 { 826 .valid = 1, 827 .name = TLS1_TXT_RSA_WITH_CAMELLIA_128_CBC_SHA256, 828 .id = TLS1_CK_RSA_WITH_CAMELLIA_128_CBC_SHA256, 829 .algorithm_mkey = SSL_kRSA, 830 .algorithm_auth = SSL_aRSA, 831 .algorithm_enc = SSL_CAMELLIA128, 832 .algorithm_mac = SSL_SHA256, 833 .algorithm_ssl = SSL_TLSV1_2, 834 .algo_strength = SSL_HIGH, 835 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256, 836 .strength_bits = 128, 837 .alg_bits = 128, 838 }, 839 840 /* Cipher BE */ 841 { 842 .valid = 1, 843 .name = TLS1_TXT_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256, 844 .id = TLS1_CK_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256, 845 .algorithm_mkey = SSL_kDHE, 846 .algorithm_auth = SSL_aRSA, 847 .algorithm_enc = SSL_CAMELLIA128, 848 .algorithm_mac = SSL_SHA256, 849 .algorithm_ssl = SSL_TLSV1_2, 850 .algo_strength = SSL_HIGH, 851 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256, 852 .strength_bits = 128, 853 .alg_bits = 128, 854 }, 855 856 /* Cipher BF */ 857 { 858 .valid = 1, 859 .name = TLS1_TXT_ADH_WITH_CAMELLIA_128_CBC_SHA256, 860 .id = TLS1_CK_ADH_WITH_CAMELLIA_128_CBC_SHA256, 861 .algorithm_mkey = SSL_kDHE, 862 .algorithm_auth = SSL_aNULL, 863 .algorithm_enc = SSL_CAMELLIA128, 864 .algorithm_mac = SSL_SHA256, 865 .algorithm_ssl = SSL_TLSV1_2, 866 .algo_strength = SSL_HIGH, 867 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256, 868 .strength_bits = 128, 869 .alg_bits = 128, 870 }, 871 872 /* Cipher C0 */ 873 { 874 .valid = 1, 875 .name = TLS1_TXT_RSA_WITH_CAMELLIA_256_CBC_SHA256, 876 .id = TLS1_CK_RSA_WITH_CAMELLIA_256_CBC_SHA256, 877 .algorithm_mkey = SSL_kRSA, 878 .algorithm_auth = SSL_aRSA, 879 .algorithm_enc = SSL_CAMELLIA256, 880 .algorithm_mac = SSL_SHA256, 881 .algorithm_ssl = SSL_TLSV1_2, 882 .algo_strength = SSL_HIGH, 883 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256, 884 .strength_bits = 256, 885 .alg_bits = 256, 886 }, 887 888 /* Cipher C4 */ 889 { 890 .valid = 1, 891 .name = TLS1_TXT_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256, 892 .id = TLS1_CK_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256, 893 .algorithm_mkey = SSL_kDHE, 894 .algorithm_auth = SSL_aRSA, 895 .algorithm_enc = SSL_CAMELLIA256, 896 .algorithm_mac = SSL_SHA256, 897 .algorithm_ssl = SSL_TLSV1_2, 898 .algo_strength = SSL_HIGH, 899 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256, 900 .strength_bits = 256, 901 .alg_bits = 256, 902 }, 903 904 /* Cipher C5 */ 905 { 906 .valid = 1, 907 .name = TLS1_TXT_ADH_WITH_CAMELLIA_256_CBC_SHA256, 908 .id = TLS1_CK_ADH_WITH_CAMELLIA_256_CBC_SHA256, 909 .algorithm_mkey = SSL_kDHE, 910 .algorithm_auth = SSL_aNULL, 911 .algorithm_enc = SSL_CAMELLIA256, 912 .algorithm_mac = SSL_SHA256, 913 .algorithm_ssl = SSL_TLSV1_2, 914 .algo_strength = SSL_HIGH, 915 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256, 916 .strength_bits = 256, 917 .alg_bits = 256, 918 }, 919 #endif /* OPENSSL_NO_CAMELLIA */ 920 921 /* Cipher C006 */ 922 { 923 .valid = 1, 924 .name = TLS1_TXT_ECDHE_ECDSA_WITH_NULL_SHA, 925 .id = TLS1_CK_ECDHE_ECDSA_WITH_NULL_SHA, 926 .algorithm_mkey = SSL_kECDHE, 927 .algorithm_auth = SSL_aECDSA, 928 .algorithm_enc = SSL_eNULL, 929 .algorithm_mac = SSL_SHA1, 930 .algorithm_ssl = SSL_TLSV1, 931 .algo_strength = SSL_STRONG_NONE, 932 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 933 .strength_bits = 0, 934 .alg_bits = 0, 935 }, 936 937 /* Cipher C007 */ 938 { 939 .valid = 1, 940 .name = TLS1_TXT_ECDHE_ECDSA_WITH_RC4_128_SHA, 941 .id = TLS1_CK_ECDHE_ECDSA_WITH_RC4_128_SHA, 942 .algorithm_mkey = SSL_kECDHE, 943 .algorithm_auth = SSL_aECDSA, 944 .algorithm_enc = SSL_RC4, 945 .algorithm_mac = SSL_SHA1, 946 .algorithm_ssl = SSL_TLSV1, 947 .algo_strength = SSL_LOW, 948 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 949 .strength_bits = 128, 950 .alg_bits = 128, 951 }, 952 953 /* Cipher C008 */ 954 { 955 .valid = 1, 956 .name = TLS1_TXT_ECDHE_ECDSA_WITH_DES_192_CBC3_SHA, 957 .id = TLS1_CK_ECDHE_ECDSA_WITH_DES_192_CBC3_SHA, 958 .algorithm_mkey = SSL_kECDHE, 959 .algorithm_auth = SSL_aECDSA, 960 .algorithm_enc = SSL_3DES, 961 .algorithm_mac = SSL_SHA1, 962 .algorithm_ssl = SSL_TLSV1, 963 .algo_strength = SSL_MEDIUM, 964 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 965 .strength_bits = 112, 966 .alg_bits = 168, 967 }, 968 969 /* Cipher C009 */ 970 { 971 .valid = 1, 972 .name = TLS1_TXT_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, 973 .id = TLS1_CK_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, 974 .algorithm_mkey = SSL_kECDHE, 975 .algorithm_auth = SSL_aECDSA, 976 .algorithm_enc = SSL_AES128, 977 .algorithm_mac = SSL_SHA1, 978 .algorithm_ssl = SSL_TLSV1, 979 .algo_strength = SSL_HIGH, 980 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 981 .strength_bits = 128, 982 .alg_bits = 128, 983 }, 984 985 /* Cipher C00A */ 986 { 987 .valid = 1, 988 .name = TLS1_TXT_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, 989 .id = TLS1_CK_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, 990 .algorithm_mkey = SSL_kECDHE, 991 .algorithm_auth = SSL_aECDSA, 992 .algorithm_enc = SSL_AES256, 993 .algorithm_mac = SSL_SHA1, 994 .algorithm_ssl = SSL_TLSV1, 995 .algo_strength = SSL_HIGH, 996 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 997 .strength_bits = 256, 998 .alg_bits = 256, 999 }, 1000 1001 /* Cipher C010 */ 1002 { 1003 .valid = 1, 1004 .name = TLS1_TXT_ECDHE_RSA_WITH_NULL_SHA, 1005 .id = TLS1_CK_ECDHE_RSA_WITH_NULL_SHA, 1006 .algorithm_mkey = SSL_kECDHE, 1007 .algorithm_auth = SSL_aRSA, 1008 .algorithm_enc = SSL_eNULL, 1009 .algorithm_mac = SSL_SHA1, 1010 .algorithm_ssl = SSL_TLSV1, 1011 .algo_strength = SSL_STRONG_NONE, 1012 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 1013 .strength_bits = 0, 1014 .alg_bits = 0, 1015 }, 1016 1017 /* Cipher C011 */ 1018 { 1019 .valid = 1, 1020 .name = TLS1_TXT_ECDHE_RSA_WITH_RC4_128_SHA, 1021 .id = TLS1_CK_ECDHE_RSA_WITH_RC4_128_SHA, 1022 .algorithm_mkey = SSL_kECDHE, 1023 .algorithm_auth = SSL_aRSA, 1024 .algorithm_enc = SSL_RC4, 1025 .algorithm_mac = SSL_SHA1, 1026 .algorithm_ssl = SSL_TLSV1, 1027 .algo_strength = SSL_LOW, 1028 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 1029 .strength_bits = 128, 1030 .alg_bits = 128, 1031 }, 1032 1033 /* Cipher C012 */ 1034 { 1035 .valid = 1, 1036 .name = TLS1_TXT_ECDHE_RSA_WITH_DES_192_CBC3_SHA, 1037 .id = TLS1_CK_ECDHE_RSA_WITH_DES_192_CBC3_SHA, 1038 .algorithm_mkey = SSL_kECDHE, 1039 .algorithm_auth = SSL_aRSA, 1040 .algorithm_enc = SSL_3DES, 1041 .algorithm_mac = SSL_SHA1, 1042 .algorithm_ssl = SSL_TLSV1, 1043 .algo_strength = SSL_MEDIUM, 1044 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 1045 .strength_bits = 112, 1046 .alg_bits = 168, 1047 }, 1048 1049 /* Cipher C013 */ 1050 { 1051 .valid = 1, 1052 .name = TLS1_TXT_ECDHE_RSA_WITH_AES_128_CBC_SHA, 1053 .id = TLS1_CK_ECDHE_RSA_WITH_AES_128_CBC_SHA, 1054 .algorithm_mkey = SSL_kECDHE, 1055 .algorithm_auth = SSL_aRSA, 1056 .algorithm_enc = SSL_AES128, 1057 .algorithm_mac = SSL_SHA1, 1058 .algorithm_ssl = SSL_TLSV1, 1059 .algo_strength = SSL_HIGH, 1060 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 1061 .strength_bits = 128, 1062 .alg_bits = 128, 1063 }, 1064 1065 /* Cipher C014 */ 1066 { 1067 .valid = 1, 1068 .name = TLS1_TXT_ECDHE_RSA_WITH_AES_256_CBC_SHA, 1069 .id = TLS1_CK_ECDHE_RSA_WITH_AES_256_CBC_SHA, 1070 .algorithm_mkey = SSL_kECDHE, 1071 .algorithm_auth = SSL_aRSA, 1072 .algorithm_enc = SSL_AES256, 1073 .algorithm_mac = SSL_SHA1, 1074 .algorithm_ssl = SSL_TLSV1, 1075 .algo_strength = SSL_HIGH, 1076 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 1077 .strength_bits = 256, 1078 .alg_bits = 256, 1079 }, 1080 1081 /* Cipher C015 */ 1082 { 1083 .valid = 1, 1084 .name = TLS1_TXT_ECDH_anon_WITH_NULL_SHA, 1085 .id = TLS1_CK_ECDH_anon_WITH_NULL_SHA, 1086 .algorithm_mkey = SSL_kECDHE, 1087 .algorithm_auth = SSL_aNULL, 1088 .algorithm_enc = SSL_eNULL, 1089 .algorithm_mac = SSL_SHA1, 1090 .algorithm_ssl = SSL_TLSV1, 1091 .algo_strength = SSL_STRONG_NONE, 1092 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 1093 .strength_bits = 0, 1094 .alg_bits = 0, 1095 }, 1096 1097 /* Cipher C016 */ 1098 { 1099 .valid = 1, 1100 .name = TLS1_TXT_ECDH_anon_WITH_RC4_128_SHA, 1101 .id = TLS1_CK_ECDH_anon_WITH_RC4_128_SHA, 1102 .algorithm_mkey = SSL_kECDHE, 1103 .algorithm_auth = SSL_aNULL, 1104 .algorithm_enc = SSL_RC4, 1105 .algorithm_mac = SSL_SHA1, 1106 .algorithm_ssl = SSL_TLSV1, 1107 .algo_strength = SSL_LOW, 1108 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 1109 .strength_bits = 128, 1110 .alg_bits = 128, 1111 }, 1112 1113 /* Cipher C017 */ 1114 { 1115 .valid = 1, 1116 .name = TLS1_TXT_ECDH_anon_WITH_DES_192_CBC3_SHA, 1117 .id = TLS1_CK_ECDH_anon_WITH_DES_192_CBC3_SHA, 1118 .algorithm_mkey = SSL_kECDHE, 1119 .algorithm_auth = SSL_aNULL, 1120 .algorithm_enc = SSL_3DES, 1121 .algorithm_mac = SSL_SHA1, 1122 .algorithm_ssl = SSL_TLSV1, 1123 .algo_strength = SSL_MEDIUM, 1124 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 1125 .strength_bits = 112, 1126 .alg_bits = 168, 1127 }, 1128 1129 /* Cipher C018 */ 1130 { 1131 .valid = 1, 1132 .name = TLS1_TXT_ECDH_anon_WITH_AES_128_CBC_SHA, 1133 .id = TLS1_CK_ECDH_anon_WITH_AES_128_CBC_SHA, 1134 .algorithm_mkey = SSL_kECDHE, 1135 .algorithm_auth = SSL_aNULL, 1136 .algorithm_enc = SSL_AES128, 1137 .algorithm_mac = SSL_SHA1, 1138 .algorithm_ssl = SSL_TLSV1, 1139 .algo_strength = SSL_HIGH, 1140 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 1141 .strength_bits = 128, 1142 .alg_bits = 128, 1143 }, 1144 1145 /* Cipher C019 */ 1146 { 1147 .valid = 1, 1148 .name = TLS1_TXT_ECDH_anon_WITH_AES_256_CBC_SHA, 1149 .id = TLS1_CK_ECDH_anon_WITH_AES_256_CBC_SHA, 1150 .algorithm_mkey = SSL_kECDHE, 1151 .algorithm_auth = SSL_aNULL, 1152 .algorithm_enc = SSL_AES256, 1153 .algorithm_mac = SSL_SHA1, 1154 .algorithm_ssl = SSL_TLSV1, 1155 .algo_strength = SSL_HIGH, 1156 .algorithm2 = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 1157 .strength_bits = 256, 1158 .alg_bits = 256, 1159 }, 1160 1161 1162 /* HMAC based TLS v1.2 ciphersuites from RFC5289 */ 1163 1164 /* Cipher C023 */ 1165 { 1166 .valid = 1, 1167 .name = TLS1_TXT_ECDHE_ECDSA_WITH_AES_128_SHA256, 1168 .id = TLS1_CK_ECDHE_ECDSA_WITH_AES_128_SHA256, 1169 .algorithm_mkey = SSL_kECDHE, 1170 .algorithm_auth = SSL_aECDSA, 1171 .algorithm_enc = SSL_AES128, 1172 .algorithm_mac = SSL_SHA256, 1173 .algorithm_ssl = SSL_TLSV1_2, 1174 .algo_strength = SSL_HIGH, 1175 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256, 1176 .strength_bits = 128, 1177 .alg_bits = 128, 1178 }, 1179 1180 /* Cipher C024 */ 1181 { 1182 .valid = 1, 1183 .name = TLS1_TXT_ECDHE_ECDSA_WITH_AES_256_SHA384, 1184 .id = TLS1_CK_ECDHE_ECDSA_WITH_AES_256_SHA384, 1185 .algorithm_mkey = SSL_kECDHE, 1186 .algorithm_auth = SSL_aECDSA, 1187 .algorithm_enc = SSL_AES256, 1188 .algorithm_mac = SSL_SHA384, 1189 .algorithm_ssl = SSL_TLSV1_2, 1190 .algo_strength = SSL_HIGH, 1191 .algorithm2 = SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384, 1192 .strength_bits = 256, 1193 .alg_bits = 256, 1194 }, 1195 1196 /* Cipher C027 */ 1197 { 1198 .valid = 1, 1199 .name = TLS1_TXT_ECDHE_RSA_WITH_AES_128_SHA256, 1200 .id = TLS1_CK_ECDHE_RSA_WITH_AES_128_SHA256, 1201 .algorithm_mkey = SSL_kECDHE, 1202 .algorithm_auth = SSL_aRSA, 1203 .algorithm_enc = SSL_AES128, 1204 .algorithm_mac = SSL_SHA256, 1205 .algorithm_ssl = SSL_TLSV1_2, 1206 .algo_strength = SSL_HIGH, 1207 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256, 1208 .strength_bits = 128, 1209 .alg_bits = 128, 1210 }, 1211 1212 /* Cipher C028 */ 1213 { 1214 .valid = 1, 1215 .name = TLS1_TXT_ECDHE_RSA_WITH_AES_256_SHA384, 1216 .id = TLS1_CK_ECDHE_RSA_WITH_AES_256_SHA384, 1217 .algorithm_mkey = SSL_kECDHE, 1218 .algorithm_auth = SSL_aRSA, 1219 .algorithm_enc = SSL_AES256, 1220 .algorithm_mac = SSL_SHA384, 1221 .algorithm_ssl = SSL_TLSV1_2, 1222 .algo_strength = SSL_HIGH, 1223 .algorithm2 = SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384, 1224 .strength_bits = 256, 1225 .alg_bits = 256, 1226 }, 1227 1228 /* GCM based TLS v1.2 ciphersuites from RFC5289 */ 1229 1230 /* Cipher C02B */ 1231 { 1232 .valid = 1, 1233 .name = TLS1_TXT_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 1234 .id = TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 1235 .algorithm_mkey = SSL_kECDHE, 1236 .algorithm_auth = SSL_aECDSA, 1237 .algorithm_enc = SSL_AES128GCM, 1238 .algorithm_mac = SSL_AEAD, 1239 .algorithm_ssl = SSL_TLSV1_2, 1240 .algo_strength = SSL_HIGH, 1241 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256| 1242 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| 1243 SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_IN_RECORD, 1244 .strength_bits = 128, 1245 .alg_bits = 128, 1246 }, 1247 1248 /* Cipher C02C */ 1249 { 1250 .valid = 1, 1251 .name = TLS1_TXT_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384, 1252 .id = TLS1_CK_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384, 1253 .algorithm_mkey = SSL_kECDHE, 1254 .algorithm_auth = SSL_aECDSA, 1255 .algorithm_enc = SSL_AES256GCM, 1256 .algorithm_mac = SSL_AEAD, 1257 .algorithm_ssl = SSL_TLSV1_2, 1258 .algo_strength = SSL_HIGH, 1259 .algorithm2 = SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384| 1260 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| 1261 SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_IN_RECORD, 1262 .strength_bits = 256, 1263 .alg_bits = 256, 1264 }, 1265 1266 /* Cipher C02F */ 1267 { 1268 .valid = 1, 1269 .name = TLS1_TXT_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 1270 .id = TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 1271 .algorithm_mkey = SSL_kECDHE, 1272 .algorithm_auth = SSL_aRSA, 1273 .algorithm_enc = SSL_AES128GCM, 1274 .algorithm_mac = SSL_AEAD, 1275 .algorithm_ssl = SSL_TLSV1_2, 1276 .algo_strength = SSL_HIGH, 1277 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256| 1278 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| 1279 SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_IN_RECORD, 1280 .strength_bits = 128, 1281 .alg_bits = 128, 1282 }, 1283 1284 /* Cipher C030 */ 1285 { 1286 .valid = 1, 1287 .name = TLS1_TXT_ECDHE_RSA_WITH_AES_256_GCM_SHA384, 1288 .id = TLS1_CK_ECDHE_RSA_WITH_AES_256_GCM_SHA384, 1289 .algorithm_mkey = SSL_kECDHE, 1290 .algorithm_auth = SSL_aRSA, 1291 .algorithm_enc = SSL_AES256GCM, 1292 .algorithm_mac = SSL_AEAD, 1293 .algorithm_ssl = SSL_TLSV1_2, 1294 .algo_strength = SSL_HIGH, 1295 .algorithm2 = SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384| 1296 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| 1297 SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_IN_RECORD, 1298 .strength_bits = 256, 1299 .alg_bits = 256, 1300 }, 1301 1302 /* Cipher CCA8 */ 1303 { 1304 .valid = 1, 1305 .name = TLS1_TXT_ECDHE_RSA_WITH_CHACHA20_POLY1305, 1306 .id = TLS1_CK_ECDHE_RSA_CHACHA20_POLY1305, 1307 .algorithm_mkey = SSL_kECDHE, 1308 .algorithm_auth = SSL_aRSA, 1309 .algorithm_enc = SSL_CHACHA20POLY1305, 1310 .algorithm_mac = SSL_AEAD, 1311 .algorithm_ssl = SSL_TLSV1_2, 1312 .algo_strength = SSL_HIGH, 1313 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256| 1314 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(12), 1315 .strength_bits = 256, 1316 .alg_bits = 256, 1317 }, 1318 1319 /* Cipher CCA9 */ 1320 { 1321 .valid = 1, 1322 .name = TLS1_TXT_ECDHE_ECDSA_WITH_CHACHA20_POLY1305, 1323 .id = TLS1_CK_ECDHE_ECDSA_CHACHA20_POLY1305, 1324 .algorithm_mkey = SSL_kECDHE, 1325 .algorithm_auth = SSL_aECDSA, 1326 .algorithm_enc = SSL_CHACHA20POLY1305, 1327 .algorithm_mac = SSL_AEAD, 1328 .algorithm_ssl = SSL_TLSV1_2, 1329 .algo_strength = SSL_HIGH, 1330 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256| 1331 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(12), 1332 .strength_bits = 256, 1333 .alg_bits = 256, 1334 }, 1335 1336 /* Cipher CCAA */ 1337 { 1338 .valid = 1, 1339 .name = TLS1_TXT_DHE_RSA_WITH_CHACHA20_POLY1305, 1340 .id = TLS1_CK_DHE_RSA_CHACHA20_POLY1305, 1341 .algorithm_mkey = SSL_kDHE, 1342 .algorithm_auth = SSL_aRSA, 1343 .algorithm_enc = SSL_CHACHA20POLY1305, 1344 .algorithm_mac = SSL_AEAD, 1345 .algorithm_ssl = SSL_TLSV1_2, 1346 .algo_strength = SSL_HIGH, 1347 .algorithm2 = SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256| 1348 SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(12), 1349 .strength_bits = 256, 1350 .alg_bits = 256, 1351 }, 1352 1353 /* Cipher FF85 FIXME IANA */ 1354 { 1355 .valid = 1, 1356 .name = "GOST2012256-GOST89-GOST89", 1357 .id = 0x300ff85, /* FIXME IANA */ 1358 .algorithm_mkey = SSL_kGOST, 1359 .algorithm_auth = SSL_aGOST01, 1360 .algorithm_enc = SSL_eGOST2814789CNT, 1361 .algorithm_mac = SSL_GOST89MAC, 1362 .algorithm_ssl = SSL_TLSV1, 1363 .algo_strength = SSL_HIGH, 1364 .algorithm2 = SSL_HANDSHAKE_MAC_STREEBOG256|TLS1_PRF_STREEBOG256| 1365 TLS1_STREAM_MAC, 1366 .strength_bits = 256, 1367 .alg_bits = 256 1368 }, 1369 1370 /* Cipher FF87 FIXME IANA */ 1371 { 1372 .valid = 1, 1373 .name = "GOST2012256-NULL-STREEBOG256", 1374 .id = 0x300ff87, /* FIXME IANA */ 1375 .algorithm_mkey = SSL_kGOST, 1376 .algorithm_auth = SSL_aGOST01, 1377 .algorithm_enc = SSL_eNULL, 1378 .algorithm_mac = SSL_STREEBOG256, 1379 .algorithm_ssl = SSL_TLSV1, 1380 .algo_strength = SSL_STRONG_NONE, 1381 .algorithm2 = SSL_HANDSHAKE_MAC_STREEBOG256|TLS1_PRF_STREEBOG256, 1382 .strength_bits = 0, 1383 .alg_bits = 0 1384 }, 1385 1386 1387 /* end of list */ 1388 }; 1389 1390 int 1391 ssl3_num_ciphers(void) 1392 { 1393 return (SSL3_NUM_CIPHERS); 1394 } 1395 1396 const SSL_CIPHER * 1397 ssl3_get_cipher(unsigned int u) 1398 { 1399 if (u < SSL3_NUM_CIPHERS) 1400 return (&(ssl3_ciphers[SSL3_NUM_CIPHERS - 1 - u])); 1401 else 1402 return (NULL); 1403 } 1404 1405 const SSL_CIPHER * 1406 ssl3_get_cipher_by_id(unsigned int id) 1407 { 1408 const SSL_CIPHER *cp; 1409 SSL_CIPHER c; 1410 1411 c.id = id; 1412 cp = OBJ_bsearch_ssl_cipher_id(&c, ssl3_ciphers, SSL3_NUM_CIPHERS); 1413 if (cp != NULL && cp->valid == 1) 1414 return (cp); 1415 1416 return (NULL); 1417 } 1418 1419 const SSL_CIPHER * 1420 ssl3_get_cipher_by_value(uint16_t value) 1421 { 1422 return ssl3_get_cipher_by_id(SSL3_CK_ID | value); 1423 } 1424 1425 uint16_t 1426 ssl3_cipher_get_value(const SSL_CIPHER *c) 1427 { 1428 return (c->id & SSL3_CK_VALUE_MASK); 1429 } 1430 1431 int 1432 ssl3_pending(const SSL *s) 1433 { 1434 if (s->internal->rstate == SSL_ST_READ_BODY) 1435 return 0; 1436 1437 return (S3I(s)->rrec.type == SSL3_RT_APPLICATION_DATA) ? 1438 S3I(s)->rrec.length : 0; 1439 } 1440 1441 int 1442 ssl3_handshake_msg_hdr_len(SSL *s) 1443 { 1444 return (SSL_IS_DTLS(s) ? DTLS1_HM_HEADER_LENGTH : 1445 SSL3_HM_HEADER_LENGTH); 1446 } 1447 1448 unsigned char * 1449 ssl3_handshake_msg_start(SSL *s, uint8_t msg_type) 1450 { 1451 unsigned char *d, *p; 1452 1453 d = p = (unsigned char *)s->internal->init_buf->data; 1454 1455 /* Handshake message type and length. */ 1456 *(p++) = msg_type; 1457 l2n3(0, p); 1458 1459 return (d + ssl3_handshake_msg_hdr_len(s)); 1460 } 1461 1462 void 1463 ssl3_handshake_msg_finish(SSL *s, unsigned int len) 1464 { 1465 unsigned char *p; 1466 uint8_t msg_type; 1467 1468 p = (unsigned char *)s->internal->init_buf->data; 1469 1470 /* Handshake message length. */ 1471 msg_type = *(p++); 1472 l2n3(len, p); 1473 1474 s->internal->init_num = ssl3_handshake_msg_hdr_len(s) + (int)len; 1475 s->internal->init_off = 0; 1476 1477 if (SSL_IS_DTLS(s)) { 1478 dtls1_set_message_header(s, msg_type, len, 0, len); 1479 dtls1_buffer_message(s, 0); 1480 } 1481 } 1482 1483 int 1484 ssl3_handshake_msg_start_cbb(SSL *s, CBB *handshake, CBB *body, 1485 uint8_t msg_type) 1486 { 1487 int ret = 0; 1488 1489 if (!CBB_init(handshake, SSL3_RT_MAX_PLAIN_LENGTH)) 1490 goto err; 1491 if (!CBB_add_u8(handshake, msg_type)) 1492 goto err; 1493 if (SSL_IS_DTLS(s)) { 1494 unsigned char *data; 1495 1496 if (!CBB_add_space(handshake, &data, DTLS1_HM_HEADER_LENGTH - 1497 SSL3_HM_HEADER_LENGTH)) 1498 goto err; 1499 } 1500 if (!CBB_add_u24_length_prefixed(handshake, body)) 1501 goto err; 1502 1503 ret = 1; 1504 1505 err: 1506 return (ret); 1507 } 1508 1509 int 1510 ssl3_handshake_msg_finish_cbb(SSL *s, CBB *handshake) 1511 { 1512 unsigned char *data = NULL; 1513 size_t outlen; 1514 int ret = 0; 1515 1516 if (!CBB_finish(handshake, &data, &outlen)) 1517 goto err; 1518 1519 if (outlen > INT_MAX) 1520 goto err; 1521 1522 if (!BUF_MEM_grow_clean(s->internal->init_buf, outlen)) 1523 goto err; 1524 1525 memcpy(s->internal->init_buf->data, data, outlen); 1526 1527 s->internal->init_num = (int)outlen; 1528 s->internal->init_off = 0; 1529 1530 if (SSL_IS_DTLS(s)) { 1531 unsigned long len; 1532 uint8_t msg_type; 1533 CBS cbs; 1534 1535 CBS_init(&cbs, data, outlen); 1536 if (!CBS_get_u8(&cbs, &msg_type)) 1537 goto err; 1538 1539 len = outlen - ssl3_handshake_msg_hdr_len(s); 1540 1541 dtls1_set_message_header(s, msg_type, len, 0, len); 1542 dtls1_buffer_message(s, 0); 1543 } 1544 1545 ret = 1; 1546 1547 err: 1548 free(data); 1549 1550 return (ret); 1551 } 1552 1553 int 1554 ssl3_handshake_write(SSL *s) 1555 { 1556 return ssl3_record_write(s, SSL3_RT_HANDSHAKE); 1557 } 1558 1559 int 1560 ssl3_record_write(SSL *s, int type) 1561 { 1562 if (SSL_IS_DTLS(s)) 1563 return dtls1_do_write(s, type); 1564 1565 return ssl3_do_write(s, type); 1566 } 1567 1568 int 1569 ssl3_new(SSL *s) 1570 { 1571 if ((s->s3 = calloc(1, sizeof(*s->s3))) == NULL) 1572 return (0); 1573 if ((S3I(s) = calloc(1, sizeof(*S3I(s)))) == NULL) { 1574 free(s->s3); 1575 return (0); 1576 } 1577 1578 s->method->internal->ssl_clear(s); 1579 1580 return (1); 1581 } 1582 1583 void 1584 ssl3_free(SSL *s) 1585 { 1586 if (s == NULL) 1587 return; 1588 1589 tls1_cleanup_key_block(s); 1590 ssl3_release_read_buffer(s); 1591 ssl3_release_write_buffer(s); 1592 1593 DH_free(S3I(s)->tmp.dh); 1594 EC_KEY_free(S3I(s)->tmp.ecdh); 1595 1596 freezero(S3I(s)->tmp.x25519, X25519_KEY_LENGTH); 1597 1598 sk_X509_NAME_pop_free(S3I(s)->tmp.ca_names, X509_NAME_free); 1599 1600 BIO_free(S3I(s)->handshake_buffer); 1601 1602 tls1_handshake_hash_free(s); 1603 1604 free(S3I(s)->alpn_selected); 1605 1606 freezero(S3I(s), sizeof(*S3I(s))); 1607 freezero(s->s3, sizeof(*s->s3)); 1608 1609 s->s3 = NULL; 1610 } 1611 1612 void 1613 ssl3_clear(SSL *s) 1614 { 1615 struct ssl3_state_internal_st *internal; 1616 unsigned char *rp, *wp; 1617 size_t rlen, wlen; 1618 1619 tls1_cleanup_key_block(s); 1620 sk_X509_NAME_pop_free(S3I(s)->tmp.ca_names, X509_NAME_free); 1621 1622 DH_free(S3I(s)->tmp.dh); 1623 S3I(s)->tmp.dh = NULL; 1624 EC_KEY_free(S3I(s)->tmp.ecdh); 1625 S3I(s)->tmp.ecdh = NULL; 1626 1627 freezero(S3I(s)->tmp.x25519, X25519_KEY_LENGTH); 1628 S3I(s)->tmp.x25519 = NULL; 1629 1630 rp = s->s3->rbuf.buf; 1631 wp = s->s3->wbuf.buf; 1632 rlen = s->s3->rbuf.len; 1633 wlen = s->s3->wbuf.len; 1634 1635 BIO_free(S3I(s)->handshake_buffer); 1636 S3I(s)->handshake_buffer = NULL; 1637 1638 tls1_handshake_hash_free(s); 1639 1640 free(S3I(s)->alpn_selected); 1641 S3I(s)->alpn_selected = NULL; 1642 1643 memset(S3I(s), 0, sizeof(*S3I(s))); 1644 internal = S3I(s); 1645 memset(s->s3, 0, sizeof(*s->s3)); 1646 S3I(s) = internal; 1647 1648 s->s3->rbuf.buf = rp; 1649 s->s3->wbuf.buf = wp; 1650 s->s3->rbuf.len = rlen; 1651 s->s3->wbuf.len = wlen; 1652 1653 ssl_free_wbio_buffer(s); 1654 1655 /* Not needed... */ 1656 S3I(s)->renegotiate = 0; 1657 S3I(s)->total_renegotiations = 0; 1658 S3I(s)->num_renegotiations = 0; 1659 S3I(s)->in_read_app_data = 0; 1660 1661 s->internal->packet_length = 0; 1662 s->version = TLS1_VERSION; 1663 } 1664 1665 static long 1666 ssl_ctrl_get_server_tmp_key(SSL *s, EVP_PKEY **pkey_tmp) 1667 { 1668 EVP_PKEY *pkey = NULL; 1669 EC_GROUP *group = NULL; 1670 EC_POINT *point = NULL; 1671 EC_KEY *ec_key = NULL; 1672 BIGNUM *order = NULL; 1673 SESS_CERT *sc; 1674 int ret = 0; 1675 1676 *pkey_tmp = NULL; 1677 1678 if (s->server != 0) 1679 return 0; 1680 if (s->session == NULL || SSI(s)->sess_cert == NULL) 1681 return 0; 1682 1683 sc = SSI(s)->sess_cert; 1684 1685 if ((pkey = EVP_PKEY_new()) == NULL) 1686 return 0; 1687 1688 if (sc->peer_dh_tmp != NULL) { 1689 ret = EVP_PKEY_set1_DH(pkey, sc->peer_dh_tmp); 1690 } else if (sc->peer_ecdh_tmp) { 1691 ret = EVP_PKEY_set1_EC_KEY(pkey, sc->peer_ecdh_tmp); 1692 } else if (sc->peer_x25519_tmp != NULL) { 1693 /* Fudge up an EC_KEY that looks like X25519... */ 1694 if ((group = EC_GROUP_new(EC_GFp_mont_method())) == NULL) 1695 goto err; 1696 if ((point = EC_POINT_new(group)) == NULL) 1697 goto err; 1698 if ((order = BN_new()) == NULL) 1699 goto err; 1700 if (!BN_set_bit(order, 252)) 1701 goto err; 1702 if (!EC_GROUP_set_generator(group, point, order, NULL)) 1703 goto err; 1704 EC_GROUP_set_curve_name(group, NID_X25519); 1705 if ((ec_key = EC_KEY_new()) == NULL) 1706 goto err; 1707 if (!EC_KEY_set_group(ec_key, group)) 1708 goto err; 1709 ret = EVP_PKEY_set1_EC_KEY(pkey, ec_key); 1710 } 1711 1712 if (ret == 1) { 1713 *pkey_tmp = pkey; 1714 pkey = NULL; 1715 } 1716 1717 err: 1718 EVP_PKEY_free(pkey); 1719 EC_GROUP_free(group); 1720 EC_POINT_free(point); 1721 EC_KEY_free(ec_key); 1722 BN_free(order); 1723 1724 return (ret); 1725 } 1726 1727 static int 1728 _SSL_session_reused(SSL *s) 1729 { 1730 return s->internal->hit; 1731 } 1732 1733 static int 1734 _SSL_num_renegotiations(SSL *s) 1735 { 1736 return S3I(s)->num_renegotiations; 1737 } 1738 1739 static int 1740 _SSL_clear_num_renegotiations(SSL *s) 1741 { 1742 int renegs; 1743 1744 renegs = S3I(s)->num_renegotiations; 1745 S3I(s)->num_renegotiations = 0; 1746 1747 return renegs; 1748 } 1749 1750 static int 1751 _SSL_total_renegotiations(SSL *s) 1752 { 1753 return S3I(s)->total_renegotiations; 1754 } 1755 1756 static int 1757 _SSL_set_tmp_dh(SSL *s, DH *dh) 1758 { 1759 DH *dh_tmp; 1760 1761 if (!ssl_cert_inst(&s->cert)) { 1762 SSLerror(s, ERR_R_MALLOC_FAILURE); 1763 return 0; 1764 } 1765 1766 if (dh == NULL) { 1767 SSLerror(s, ERR_R_PASSED_NULL_PARAMETER); 1768 return 0; 1769 } 1770 1771 if ((dh_tmp = DHparams_dup(dh)) == NULL) { 1772 SSLerror(s, ERR_R_DH_LIB); 1773 return 0; 1774 } 1775 1776 DH_free(s->cert->dh_tmp); 1777 s->cert->dh_tmp = dh_tmp; 1778 1779 return 1; 1780 } 1781 1782 static int 1783 _SSL_set_dh_auto(SSL *s, int state) 1784 { 1785 s->cert->dh_tmp_auto = state; 1786 return 1; 1787 } 1788 1789 static int 1790 _SSL_set_tmp_ecdh(SSL *s, EC_KEY *ecdh) 1791 { 1792 const EC_GROUP *group; 1793 int nid; 1794 1795 if (!ssl_cert_inst(&s->cert)) { 1796 SSLerror(s, ERR_R_MALLOC_FAILURE); 1797 return 0; 1798 } 1799 1800 if (ecdh == NULL) 1801 return 0; 1802 if ((group = EC_KEY_get0_group(ecdh)) == NULL) 1803 return 0; 1804 1805 nid = EC_GROUP_get_curve_name(group); 1806 return SSL_set1_groups(s, &nid, 1); 1807 } 1808 1809 static int 1810 _SSL_set_ecdh_auto(SSL *s, int state) 1811 { 1812 return 1; 1813 } 1814 1815 static int 1816 _SSL_set_tlsext_host_name(SSL *s, const char *name) 1817 { 1818 free(s->tlsext_hostname); 1819 s->tlsext_hostname = NULL; 1820 1821 if (name == NULL) 1822 return 1; 1823 1824 if (strlen(name) > TLSEXT_MAXLEN_host_name) { 1825 SSLerror(s, SSL_R_SSL3_EXT_INVALID_SERVERNAME); 1826 return 0; 1827 } 1828 1829 if ((s->tlsext_hostname = strdup(name)) == NULL) { 1830 SSLerror(s, ERR_R_INTERNAL_ERROR); 1831 return 0; 1832 } 1833 1834 return 1; 1835 } 1836 1837 static int 1838 _SSL_set_tlsext_debug_arg(SSL *s, void *arg) 1839 { 1840 s->internal->tlsext_debug_arg = arg; 1841 return 1; 1842 } 1843 1844 static int 1845 _SSL_set_tlsext_status_type(SSL *s, int type) 1846 { 1847 s->tlsext_status_type = type; 1848 return 1; 1849 } 1850 1851 static int 1852 _SSL_get_tlsext_status_exts(SSL *s, STACK_OF(X509_EXTENSION) **exts) 1853 { 1854 *exts = s->internal->tlsext_ocsp_exts; 1855 return 1; 1856 } 1857 1858 static int 1859 _SSL_set_tlsext_status_exts(SSL *s, STACK_OF(X509_EXTENSION) *exts) 1860 { 1861 /* XXX - leak... */ 1862 s->internal->tlsext_ocsp_exts = exts; 1863 return 1; 1864 } 1865 1866 static int 1867 _SSL_get_tlsext_status_ids(SSL *s, STACK_OF(OCSP_RESPID) **ids) 1868 { 1869 *ids = s->internal->tlsext_ocsp_ids; 1870 return 1; 1871 } 1872 1873 static int 1874 _SSL_set_tlsext_status_ids(SSL *s, STACK_OF(OCSP_RESPID) *ids) 1875 { 1876 /* XXX - leak... */ 1877 s->internal->tlsext_ocsp_ids = ids; 1878 return 1; 1879 } 1880 1881 static int 1882 _SSL_get_tlsext_status_ocsp_resp(SSL *s, unsigned char **resp) 1883 { 1884 *resp = s->internal->tlsext_ocsp_resp; 1885 return s->internal->tlsext_ocsp_resplen; 1886 } 1887 1888 static int 1889 _SSL_set_tlsext_status_ocsp_resp(SSL *s, unsigned char *resp, int resp_len) 1890 { 1891 free(s->internal->tlsext_ocsp_resp); 1892 s->internal->tlsext_ocsp_resp = resp; 1893 s->internal->tlsext_ocsp_resplen = resp_len; 1894 return 1; 1895 } 1896 1897 int 1898 SSL_set1_groups(SSL *s, const int *groups, size_t groups_len) 1899 { 1900 return tls1_set_groups(&s->internal->tlsext_supportedgroups, 1901 &s->internal->tlsext_supportedgroups_length, groups, groups_len); 1902 } 1903 1904 int 1905 SSL_set1_groups_list(SSL *s, const char *groups) 1906 { 1907 return tls1_set_groups_list(&s->internal->tlsext_supportedgroups, 1908 &s->internal->tlsext_supportedgroups_length, groups); 1909 } 1910 1911 long 1912 ssl3_ctrl(SSL *s, int cmd, long larg, void *parg) 1913 { 1914 switch (cmd) { 1915 case SSL_CTRL_GET_SESSION_REUSED: 1916 return _SSL_session_reused(s); 1917 1918 case SSL_CTRL_GET_NUM_RENEGOTIATIONS: 1919 return _SSL_num_renegotiations(s); 1920 1921 case SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS: 1922 return _SSL_clear_num_renegotiations(s); 1923 1924 case SSL_CTRL_GET_TOTAL_RENEGOTIATIONS: 1925 return _SSL_total_renegotiations(s); 1926 1927 case SSL_CTRL_SET_TMP_DH: 1928 return _SSL_set_tmp_dh(s, parg); 1929 1930 case SSL_CTRL_SET_TMP_DH_CB: 1931 SSLerror(s, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 1932 return 0; 1933 1934 case SSL_CTRL_SET_DH_AUTO: 1935 return _SSL_set_dh_auto(s, larg); 1936 1937 case SSL_CTRL_SET_TMP_ECDH: 1938 return _SSL_set_tmp_ecdh(s, parg); 1939 1940 case SSL_CTRL_SET_TMP_ECDH_CB: 1941 SSLerror(s, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 1942 return 0; 1943 1944 case SSL_CTRL_SET_ECDH_AUTO: 1945 return _SSL_set_ecdh_auto(s, larg); 1946 1947 case SSL_CTRL_SET_TLSEXT_HOSTNAME: 1948 if (larg != TLSEXT_NAMETYPE_host_name) { 1949 SSLerror(s, SSL_R_SSL3_EXT_INVALID_SERVERNAME_TYPE); 1950 return 0; 1951 } 1952 return _SSL_set_tlsext_host_name(s, parg); 1953 1954 case SSL_CTRL_SET_TLSEXT_DEBUG_ARG: 1955 return _SSL_set_tlsext_debug_arg(s, parg); 1956 1957 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_TYPE: 1958 return _SSL_set_tlsext_status_type(s, larg); 1959 1960 case SSL_CTRL_GET_TLSEXT_STATUS_REQ_EXTS: 1961 return _SSL_get_tlsext_status_exts(s, parg); 1962 1963 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_EXTS: 1964 return _SSL_set_tlsext_status_exts(s, parg); 1965 1966 case SSL_CTRL_GET_TLSEXT_STATUS_REQ_IDS: 1967 return _SSL_get_tlsext_status_ids(s, parg); 1968 1969 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_IDS: 1970 return _SSL_set_tlsext_status_ids(s, parg); 1971 1972 case SSL_CTRL_GET_TLSEXT_STATUS_REQ_OCSP_RESP: 1973 return _SSL_get_tlsext_status_ocsp_resp(s, parg); 1974 1975 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_OCSP_RESP: 1976 return _SSL_set_tlsext_status_ocsp_resp(s, parg, larg); 1977 1978 case SSL_CTRL_SET_GROUPS: 1979 return SSL_set1_groups(s, parg, larg); 1980 1981 case SSL_CTRL_SET_GROUPS_LIST: 1982 return SSL_set1_groups_list(s, parg); 1983 1984 case SSL_CTRL_GET_SERVER_TMP_KEY: 1985 return ssl_ctrl_get_server_tmp_key(s, parg); 1986 1987 case SSL_CTRL_GET_MIN_PROTO_VERSION: 1988 return SSL_get_min_proto_version(s); 1989 1990 case SSL_CTRL_GET_MAX_PROTO_VERSION: 1991 return SSL_get_max_proto_version(s); 1992 1993 case SSL_CTRL_SET_MIN_PROTO_VERSION: 1994 if (larg < 0 || larg > UINT16_MAX) 1995 return 0; 1996 return SSL_set_min_proto_version(s, larg); 1997 1998 case SSL_CTRL_SET_MAX_PROTO_VERSION: 1999 if (larg < 0 || larg > UINT16_MAX) 2000 return 0; 2001 return SSL_set_max_proto_version(s, larg); 2002 2003 /* 2004 * Legacy controls that should eventually be removed. 2005 */ 2006 case SSL_CTRL_GET_CLIENT_CERT_REQUEST: 2007 return 0; 2008 2009 case SSL_CTRL_GET_FLAGS: 2010 return (int)(s->s3->flags); 2011 2012 case SSL_CTRL_NEED_TMP_RSA: 2013 return 0; 2014 2015 case SSL_CTRL_SET_TMP_RSA: 2016 case SSL_CTRL_SET_TMP_RSA_CB: 2017 SSLerror(s, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 2018 return 0; 2019 } 2020 2021 return 0; 2022 } 2023 2024 long 2025 ssl3_callback_ctrl(SSL *s, int cmd, void (*fp)(void)) 2026 { 2027 if (cmd == SSL_CTRL_SET_TMP_DH_CB || cmd == SSL_CTRL_SET_TMP_ECDH_CB) { 2028 if (!ssl_cert_inst(&s->cert)) { 2029 SSLerror(s, ERR_R_MALLOC_FAILURE); 2030 return 0; 2031 } 2032 } 2033 2034 switch (cmd) { 2035 case SSL_CTRL_SET_TMP_RSA_CB: 2036 SSLerror(s, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 2037 return 0; 2038 2039 case SSL_CTRL_SET_TMP_DH_CB: 2040 s->cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp; 2041 return 1; 2042 2043 case SSL_CTRL_SET_TMP_ECDH_CB: 2044 return 1; 2045 2046 case SSL_CTRL_SET_TLSEXT_DEBUG_CB: 2047 s->internal->tlsext_debug_cb = (void (*)(SSL *, int , int, 2048 unsigned char *, int, void *))fp; 2049 return 1; 2050 } 2051 2052 return 0; 2053 } 2054 2055 static int 2056 _SSL_CTX_set_tmp_dh(SSL_CTX *ctx, DH *dh) 2057 { 2058 DH *dh_tmp; 2059 2060 if ((dh_tmp = DHparams_dup(dh)) == NULL) { 2061 SSLerrorx(ERR_R_DH_LIB); 2062 return 0; 2063 } 2064 2065 DH_free(ctx->internal->cert->dh_tmp); 2066 ctx->internal->cert->dh_tmp = dh_tmp; 2067 2068 return 1; 2069 } 2070 2071 static int 2072 _SSL_CTX_set_dh_auto(SSL_CTX *ctx, int state) 2073 { 2074 ctx->internal->cert->dh_tmp_auto = state; 2075 return 1; 2076 } 2077 2078 static int 2079 _SSL_CTX_set_tmp_ecdh(SSL_CTX *ctx, EC_KEY *ecdh) 2080 { 2081 const EC_GROUP *group; 2082 int nid; 2083 2084 if (ecdh == NULL) 2085 return 0; 2086 if ((group = EC_KEY_get0_group(ecdh)) == NULL) 2087 return 0; 2088 2089 nid = EC_GROUP_get_curve_name(group); 2090 return SSL_CTX_set1_groups(ctx, &nid, 1); 2091 } 2092 2093 static int 2094 _SSL_CTX_set_ecdh_auto(SSL_CTX *ctx, int state) 2095 { 2096 return 1; 2097 } 2098 2099 static int 2100 _SSL_CTX_set_tlsext_servername_arg(SSL_CTX *ctx, void *arg) 2101 { 2102 ctx->internal->tlsext_servername_arg = arg; 2103 return 1; 2104 } 2105 2106 static int 2107 _SSL_CTX_get_tlsext_ticket_keys(SSL_CTX *ctx, unsigned char *keys, int keys_len) 2108 { 2109 if (keys == NULL) 2110 return 48; 2111 2112 if (keys_len != 48) { 2113 SSLerrorx(SSL_R_INVALID_TICKET_KEYS_LENGTH); 2114 return 0; 2115 } 2116 2117 memcpy(keys, ctx->internal->tlsext_tick_key_name, 16); 2118 memcpy(keys + 16, ctx->internal->tlsext_tick_hmac_key, 16); 2119 memcpy(keys + 32, ctx->internal->tlsext_tick_aes_key, 16); 2120 2121 return 1; 2122 } 2123 2124 static int 2125 _SSL_CTX_set_tlsext_ticket_keys(SSL_CTX *ctx, unsigned char *keys, int keys_len) 2126 { 2127 if (keys == NULL) 2128 return 48; 2129 2130 if (keys_len != 48) { 2131 SSLerrorx(SSL_R_INVALID_TICKET_KEYS_LENGTH); 2132 return 0; 2133 } 2134 2135 memcpy(ctx->internal->tlsext_tick_key_name, keys, 16); 2136 memcpy(ctx->internal->tlsext_tick_hmac_key, keys + 16, 16); 2137 memcpy(ctx->internal->tlsext_tick_aes_key, keys + 32, 16); 2138 2139 return 1; 2140 } 2141 2142 static int 2143 _SSL_CTX_get_tlsext_status_arg(SSL_CTX *ctx, void **arg) 2144 { 2145 *arg = ctx->internal->tlsext_status_arg; 2146 return 1; 2147 } 2148 2149 static int 2150 _SSL_CTX_set_tlsext_status_arg(SSL_CTX *ctx, void *arg) 2151 { 2152 ctx->internal->tlsext_status_arg = arg; 2153 return 1; 2154 } 2155 2156 static int 2157 _SSL_CTX_add_extra_chain_cert(SSL_CTX *ctx, X509 *cert) 2158 { 2159 if (ctx->extra_certs == NULL) { 2160 if ((ctx->extra_certs = sk_X509_new_null()) == NULL) 2161 return 0; 2162 } 2163 if (sk_X509_push(ctx->extra_certs, cert) == 0) 2164 return 0; 2165 2166 return 1; 2167 } 2168 2169 int 2170 _SSL_CTX_get_extra_chain_certs(SSL_CTX *ctx, STACK_OF(X509) **certs) 2171 { 2172 *certs = ctx->extra_certs; 2173 return 1; 2174 } 2175 2176 int 2177 _SSL_CTX_clear_extra_chain_certs(SSL_CTX *ctx) 2178 { 2179 sk_X509_pop_free(ctx->extra_certs, X509_free); 2180 ctx->extra_certs = NULL; 2181 return 1; 2182 } 2183 2184 int 2185 SSL_CTX_set1_groups(SSL_CTX *ctx, const int *groups, size_t groups_len) 2186 { 2187 return tls1_set_groups(&ctx->internal->tlsext_supportedgroups, 2188 &ctx->internal->tlsext_supportedgroups_length, groups, groups_len); 2189 } 2190 2191 int 2192 SSL_CTX_set1_groups_list(SSL_CTX *ctx, const char *groups) 2193 { 2194 return tls1_set_groups_list(&ctx->internal->tlsext_supportedgroups, 2195 &ctx->internal->tlsext_supportedgroups_length, groups); 2196 } 2197 2198 long 2199 ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg) 2200 { 2201 switch (cmd) { 2202 case SSL_CTRL_SET_TMP_DH: 2203 return _SSL_CTX_set_tmp_dh(ctx, parg); 2204 2205 case SSL_CTRL_SET_TMP_DH_CB: 2206 SSLerrorx(ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 2207 return 0; 2208 2209 case SSL_CTRL_SET_DH_AUTO: 2210 return _SSL_CTX_set_dh_auto(ctx, larg); 2211 2212 case SSL_CTRL_SET_TMP_ECDH: 2213 return _SSL_CTX_set_tmp_ecdh(ctx, parg); 2214 2215 case SSL_CTRL_SET_TMP_ECDH_CB: 2216 SSLerrorx(ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 2217 return 0; 2218 2219 case SSL_CTRL_SET_ECDH_AUTO: 2220 return _SSL_CTX_set_ecdh_auto(ctx, larg); 2221 2222 case SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG: 2223 return _SSL_CTX_set_tlsext_servername_arg(ctx, parg); 2224 2225 case SSL_CTRL_GET_TLSEXT_TICKET_KEYS: 2226 return _SSL_CTX_get_tlsext_ticket_keys(ctx, parg, larg); 2227 2228 case SSL_CTRL_SET_TLSEXT_TICKET_KEYS: 2229 return _SSL_CTX_set_tlsext_ticket_keys(ctx, parg, larg); 2230 2231 case SSL_CTRL_GET_TLSEXT_STATUS_REQ_CB_ARG: 2232 return _SSL_CTX_get_tlsext_status_arg(ctx, parg); 2233 2234 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB_ARG: 2235 return _SSL_CTX_set_tlsext_status_arg(ctx, parg); 2236 2237 case SSL_CTRL_EXTRA_CHAIN_CERT: 2238 return _SSL_CTX_add_extra_chain_cert(ctx, parg); 2239 2240 case SSL_CTRL_GET_EXTRA_CHAIN_CERTS: 2241 return _SSL_CTX_get_extra_chain_certs(ctx, parg); 2242 2243 case SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS: 2244 return _SSL_CTX_clear_extra_chain_certs(ctx); 2245 2246 case SSL_CTRL_SET_GROUPS: 2247 return SSL_CTX_set1_groups(ctx, parg, larg); 2248 2249 case SSL_CTRL_SET_GROUPS_LIST: 2250 return SSL_CTX_set1_groups_list(ctx, parg); 2251 2252 case SSL_CTRL_GET_MIN_PROTO_VERSION: 2253 return SSL_CTX_get_min_proto_version(ctx); 2254 2255 case SSL_CTRL_GET_MAX_PROTO_VERSION: 2256 return SSL_CTX_get_max_proto_version(ctx); 2257 2258 case SSL_CTRL_SET_MIN_PROTO_VERSION: 2259 if (larg < 0 || larg > UINT16_MAX) 2260 return 0; 2261 return SSL_CTX_set_min_proto_version(ctx, larg); 2262 2263 case SSL_CTRL_SET_MAX_PROTO_VERSION: 2264 if (larg < 0 || larg > UINT16_MAX) 2265 return 0; 2266 return SSL_CTX_set_max_proto_version(ctx, larg); 2267 2268 /* 2269 * Legacy controls that should eventually be removed. 2270 */ 2271 case SSL_CTRL_NEED_TMP_RSA: 2272 return 0; 2273 2274 case SSL_CTRL_SET_TMP_RSA: 2275 case SSL_CTRL_SET_TMP_RSA_CB: 2276 SSLerrorx(ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 2277 return 0; 2278 } 2279 2280 return 0; 2281 } 2282 2283 long 2284 ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)(void)) 2285 { 2286 switch (cmd) { 2287 case SSL_CTRL_SET_TMP_RSA_CB: 2288 SSLerrorx(ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 2289 return 0; 2290 2291 case SSL_CTRL_SET_TMP_DH_CB: 2292 ctx->internal->cert->dh_tmp_cb = 2293 (DH *(*)(SSL *, int, int))fp; 2294 return 1; 2295 2296 case SSL_CTRL_SET_TMP_ECDH_CB: 2297 return 1; 2298 2299 case SSL_CTRL_SET_TLSEXT_SERVERNAME_CB: 2300 ctx->internal->tlsext_servername_callback = 2301 (int (*)(SSL *, int *, void *))fp; 2302 return 1; 2303 2304 case SSL_CTRL_GET_TLSEXT_STATUS_REQ_CB: 2305 *(int (**)(SSL *, void *))fp = ctx->internal->tlsext_status_cb; 2306 return 1; 2307 2308 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB: 2309 ctx->internal->tlsext_status_cb = (int (*)(SSL *, void *))fp; 2310 return 1; 2311 2312 case SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB: 2313 ctx->internal->tlsext_ticket_key_cb = (int (*)(SSL *, unsigned char *, 2314 unsigned char *, EVP_CIPHER_CTX *, HMAC_CTX *, int))fp; 2315 return 1; 2316 } 2317 2318 return 0; 2319 } 2320 2321 /* 2322 * This function needs to check if the ciphers required are actually available. 2323 */ 2324 const SSL_CIPHER * 2325 ssl3_get_cipher_by_char(const unsigned char *p) 2326 { 2327 uint16_t cipher_value; 2328 CBS cbs; 2329 2330 /* We have to assume it is at least 2 bytes due to existing API. */ 2331 CBS_init(&cbs, p, 2); 2332 if (!CBS_get_u16(&cbs, &cipher_value)) 2333 return NULL; 2334 2335 return ssl3_get_cipher_by_value(cipher_value); 2336 } 2337 2338 int 2339 ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p) 2340 { 2341 CBB cbb; 2342 2343 if (p == NULL) 2344 return (2); 2345 2346 if ((c->id & ~SSL3_CK_VALUE_MASK) != SSL3_CK_ID) 2347 return (0); 2348 2349 memset(&cbb, 0, sizeof(cbb)); 2350 2351 /* We have to assume it is at least 2 bytes due to existing API. */ 2352 if (!CBB_init_fixed(&cbb, p, 2)) 2353 goto err; 2354 if (!CBB_add_u16(&cbb, ssl3_cipher_get_value(c))) 2355 goto err; 2356 if (!CBB_finish(&cbb, NULL, NULL)) 2357 goto err; 2358 2359 return (2); 2360 2361 err: 2362 CBB_cleanup(&cbb); 2363 return (0); 2364 } 2365 2366 SSL_CIPHER * 2367 ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *clnt, 2368 STACK_OF(SSL_CIPHER) *srvr) 2369 { 2370 unsigned long alg_k, alg_a, mask_k, mask_a; 2371 STACK_OF(SSL_CIPHER) *prio, *allow; 2372 SSL_CIPHER *c, *ret = NULL; 2373 int i, ii, ok; 2374 CERT *cert; 2375 2376 /* Let's see which ciphers we can support */ 2377 cert = s->cert; 2378 2379 /* 2380 * Do not set the compare functions, because this may lead to a 2381 * reordering by "id". We want to keep the original ordering. 2382 * We may pay a price in performance during sk_SSL_CIPHER_find(), 2383 * but would have to pay with the price of sk_SSL_CIPHER_dup(). 2384 */ 2385 2386 if (s->internal->options & SSL_OP_CIPHER_SERVER_PREFERENCE) { 2387 prio = srvr; 2388 allow = clnt; 2389 } else { 2390 prio = clnt; 2391 allow = srvr; 2392 } 2393 2394 for (i = 0; i < sk_SSL_CIPHER_num(prio); i++) { 2395 c = sk_SSL_CIPHER_value(prio, i); 2396 2397 /* Skip TLS v1.2 only ciphersuites if not supported. */ 2398 if ((c->algorithm_ssl & SSL_TLSV1_2) && 2399 !SSL_USE_TLS1_2_CIPHERS(s)) 2400 continue; 2401 2402 ssl_set_cert_masks(cert, c); 2403 mask_k = cert->mask_k; 2404 mask_a = cert->mask_a; 2405 2406 alg_k = c->algorithm_mkey; 2407 alg_a = c->algorithm_auth; 2408 2409 2410 ok = (alg_k & mask_k) && (alg_a & mask_a); 2411 2412 /* 2413 * If we are considering an ECC cipher suite that uses our 2414 * certificate check it. 2415 */ 2416 if (alg_a & SSL_aECDSA) 2417 ok = ok && tls1_check_ec_server_key(s); 2418 /* 2419 * If we are considering an ECC cipher suite that uses 2420 * an ephemeral EC key check it. 2421 */ 2422 if (alg_k & SSL_kECDHE) 2423 ok = ok && tls1_check_ec_tmp_key(s); 2424 2425 if (!ok) 2426 continue; 2427 ii = sk_SSL_CIPHER_find(allow, c); 2428 if (ii >= 0) { 2429 ret = sk_SSL_CIPHER_value(allow, ii); 2430 break; 2431 } 2432 } 2433 return (ret); 2434 } 2435 2436 int 2437 ssl3_get_req_cert_types(SSL *s, CBB *cbb) 2438 { 2439 unsigned long alg_k; 2440 2441 alg_k = S3I(s)->hs.new_cipher->algorithm_mkey; 2442 2443 #ifndef OPENSSL_NO_GOST 2444 if ((alg_k & SSL_kGOST) != 0) { 2445 if (!CBB_add_u8(cbb, TLS_CT_GOST94_SIGN)) 2446 return 0; 2447 if (!CBB_add_u8(cbb, TLS_CT_GOST01_SIGN)) 2448 return 0; 2449 if (!CBB_add_u8(cbb, TLS_CT_GOST12_256_SIGN)) 2450 return 0; 2451 if (!CBB_add_u8(cbb, TLS_CT_GOST12_512_SIGN)) 2452 return 0; 2453 } 2454 #endif 2455 2456 if ((alg_k & SSL_kDHE) != 0) { 2457 if (!CBB_add_u8(cbb, SSL3_CT_RSA_FIXED_DH)) 2458 return 0; 2459 } 2460 2461 if (!CBB_add_u8(cbb, SSL3_CT_RSA_SIGN)) 2462 return 0; 2463 2464 /* 2465 * ECDSA certs can be used with RSA cipher suites as well 2466 * so we don't need to check for SSL_kECDH or SSL_kECDHE. 2467 */ 2468 if (!CBB_add_u8(cbb, TLS_CT_ECDSA_SIGN)) 2469 return 0; 2470 2471 return 1; 2472 } 2473 2474 int 2475 ssl3_shutdown(SSL *s) 2476 { 2477 int ret; 2478 2479 /* 2480 * Don't do anything much if we have not done the handshake or 2481 * we don't want to send messages :-) 2482 */ 2483 if ((s->internal->quiet_shutdown) || (S3I(s)->hs.state == SSL_ST_BEFORE)) { 2484 s->internal->shutdown = (SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); 2485 return (1); 2486 } 2487 2488 if (!(s->internal->shutdown & SSL_SENT_SHUTDOWN)) { 2489 s->internal->shutdown|=SSL_SENT_SHUTDOWN; 2490 ssl3_send_alert(s, SSL3_AL_WARNING, SSL_AD_CLOSE_NOTIFY); 2491 /* 2492 * Our shutdown alert has been sent now, and if it still needs 2493 * to be written, s->s3->alert_dispatch will be true 2494 */ 2495 if (s->s3->alert_dispatch) 2496 return(-1); /* return WANT_WRITE */ 2497 } else if (s->s3->alert_dispatch) { 2498 /* resend it if not sent */ 2499 ret = s->method->ssl_dispatch_alert(s); 2500 if (ret == -1) { 2501 /* 2502 * We only get to return -1 here the 2nd/Nth 2503 * invocation, we must have already signalled 2504 * return 0 upon a previous invoation, 2505 * return WANT_WRITE 2506 */ 2507 return (ret); 2508 } 2509 } else if (!(s->internal->shutdown & SSL_RECEIVED_SHUTDOWN)) { 2510 /* If we are waiting for a close from our peer, we are closed */ 2511 s->method->internal->ssl_read_bytes(s, 0, NULL, 0, 0); 2512 if (!(s->internal->shutdown & SSL_RECEIVED_SHUTDOWN)) { 2513 return(-1); /* return WANT_READ */ 2514 } 2515 } 2516 2517 if ((s->internal->shutdown == (SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN)) && 2518 !s->s3->alert_dispatch) 2519 return (1); 2520 else 2521 return (0); 2522 } 2523 2524 int 2525 ssl3_write(SSL *s, const void *buf, int len) 2526 { 2527 errno = 0; 2528 2529 if (S3I(s)->renegotiate) 2530 ssl3_renegotiate_check(s); 2531 2532 return s->method->internal->ssl_write_bytes(s, 2533 SSL3_RT_APPLICATION_DATA, buf, len); 2534 } 2535 2536 static int 2537 ssl3_read_internal(SSL *s, void *buf, int len, int peek) 2538 { 2539 int ret; 2540 2541 errno = 0; 2542 if (S3I(s)->renegotiate) 2543 ssl3_renegotiate_check(s); 2544 S3I(s)->in_read_app_data = 1; 2545 ret = s->method->internal->ssl_read_bytes(s, 2546 SSL3_RT_APPLICATION_DATA, buf, len, peek); 2547 if ((ret == -1) && (S3I(s)->in_read_app_data == 2)) { 2548 /* 2549 * ssl3_read_bytes decided to call s->internal->handshake_func, which 2550 * called ssl3_read_bytes to read handshake data. 2551 * However, ssl3_read_bytes actually found application data 2552 * and thinks that application data makes sense here; so disable 2553 * handshake processing and try to read application data again. 2554 */ 2555 s->internal->in_handshake++; 2556 ret = s->method->internal->ssl_read_bytes(s, 2557 SSL3_RT_APPLICATION_DATA, buf, len, peek); 2558 s->internal->in_handshake--; 2559 } else 2560 S3I(s)->in_read_app_data = 0; 2561 2562 return (ret); 2563 } 2564 2565 int 2566 ssl3_read(SSL *s, void *buf, int len) 2567 { 2568 return ssl3_read_internal(s, buf, len, 0); 2569 } 2570 2571 int 2572 ssl3_peek(SSL *s, void *buf, int len) 2573 { 2574 return ssl3_read_internal(s, buf, len, 1); 2575 } 2576 2577 int 2578 ssl3_renegotiate(SSL *s) 2579 { 2580 if (s->internal->handshake_func == NULL) 2581 return (1); 2582 2583 if (s->s3->flags & SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS) 2584 return (0); 2585 2586 S3I(s)->renegotiate = 1; 2587 return (1); 2588 } 2589 2590 int 2591 ssl3_renegotiate_check(SSL *s) 2592 { 2593 int ret = 0; 2594 2595 if (S3I(s)->renegotiate) { 2596 if ((s->s3->rbuf.left == 0) && (s->s3->wbuf.left == 0) && 2597 !SSL_in_init(s)) { 2598 /* 2599 * If we are the server, and we have sent 2600 * a 'RENEGOTIATE' message, we need to go 2601 * to SSL_ST_ACCEPT. 2602 */ 2603 /* SSL_ST_ACCEPT */ 2604 S3I(s)->hs.state = SSL_ST_RENEGOTIATE; 2605 S3I(s)->renegotiate = 0; 2606 S3I(s)->num_renegotiations++; 2607 S3I(s)->total_renegotiations++; 2608 ret = 1; 2609 } 2610 } 2611 return (ret); 2612 } 2613 /* 2614 * If we are using default SHA1+MD5 algorithms switch to new SHA256 PRF 2615 * and handshake macs if required. 2616 */ 2617 long 2618 ssl_get_algorithm2(SSL *s) 2619 { 2620 long alg2 = S3I(s)->hs.new_cipher->algorithm2; 2621 2622 if (s->method->internal->ssl3_enc->enc_flags & SSL_ENC_FLAG_SHA256_PRF && 2623 alg2 == (SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF)) 2624 return SSL_HANDSHAKE_MAC_SHA256 | TLS1_PRF_SHA256; 2625 return alg2; 2626 } 2627