1 /* ssl/s3_lib.c */ 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) 1998-2002 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 #include <stdio.h> 113 #include <openssl/objects.h> 114 #include "ssl_locl.h" 115 #include "kssl_lcl.h" 116 #include <openssl/md5.h> 117 118 const char *ssl3_version_str="SSLv3" OPENSSL_VERSION_PTEXT; 119 120 #define SSL3_NUM_CIPHERS (sizeof(ssl3_ciphers)/sizeof(SSL_CIPHER)) 121 122 static long ssl3_default_timeout(void ); 123 124 OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={ 125 /* The RSA ciphers */ 126 /* Cipher 01 */ 127 { 128 1, 129 SSL3_TXT_RSA_NULL_MD5, 130 SSL3_CK_RSA_NULL_MD5, 131 SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_MD5|SSL_SSLV3, 132 SSL_NOT_EXP|SSL_STRONG_NONE, 133 0, 134 0, 135 0, 136 SSL_ALL_CIPHERS, 137 SSL_ALL_STRENGTHS, 138 }, 139 /* Cipher 02 */ 140 { 141 1, 142 SSL3_TXT_RSA_NULL_SHA, 143 SSL3_CK_RSA_NULL_SHA, 144 SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_SHA1|SSL_SSLV3, 145 SSL_NOT_EXP|SSL_STRONG_NONE, 146 0, 147 0, 148 0, 149 SSL_ALL_CIPHERS, 150 SSL_ALL_STRENGTHS, 151 }, 152 153 /* anon DH */ 154 /* Cipher 17 */ 155 { 156 1, 157 SSL3_TXT_ADH_RC4_40_MD5, 158 SSL3_CK_ADH_RC4_40_MD5, 159 SSL_kEDH |SSL_aNULL|SSL_RC4 |SSL_MD5 |SSL_SSLV3, 160 SSL_EXPORT|SSL_EXP40, 161 0, 162 40, 163 128, 164 SSL_ALL_CIPHERS, 165 SSL_ALL_STRENGTHS, 166 }, 167 /* Cipher 18 */ 168 { 169 1, 170 SSL3_TXT_ADH_RC4_128_MD5, 171 SSL3_CK_ADH_RC4_128_MD5, 172 SSL_kEDH |SSL_aNULL|SSL_RC4 |SSL_MD5 |SSL_SSLV3, 173 SSL_NOT_EXP|SSL_MEDIUM, 174 0, 175 128, 176 128, 177 SSL_ALL_CIPHERS, 178 SSL_ALL_STRENGTHS, 179 }, 180 /* Cipher 19 */ 181 { 182 1, 183 SSL3_TXT_ADH_DES_40_CBC_SHA, 184 SSL3_CK_ADH_DES_40_CBC_SHA, 185 SSL_kEDH |SSL_aNULL|SSL_DES|SSL_SHA1|SSL_SSLV3, 186 SSL_EXPORT|SSL_EXP40, 187 0, 188 40, 189 128, 190 SSL_ALL_CIPHERS, 191 SSL_ALL_STRENGTHS, 192 }, 193 /* Cipher 1A */ 194 { 195 1, 196 SSL3_TXT_ADH_DES_64_CBC_SHA, 197 SSL3_CK_ADH_DES_64_CBC_SHA, 198 SSL_kEDH |SSL_aNULL|SSL_DES |SSL_SHA1|SSL_SSLV3, 199 SSL_NOT_EXP|SSL_LOW, 200 0, 201 56, 202 56, 203 SSL_ALL_CIPHERS, 204 SSL_ALL_STRENGTHS, 205 }, 206 /* Cipher 1B */ 207 { 208 1, 209 SSL3_TXT_ADH_DES_192_CBC_SHA, 210 SSL3_CK_ADH_DES_192_CBC_SHA, 211 SSL_kEDH |SSL_aNULL|SSL_3DES |SSL_SHA1|SSL_SSLV3, 212 SSL_NOT_EXP|SSL_HIGH, 213 0, 214 168, 215 168, 216 SSL_ALL_CIPHERS, 217 SSL_ALL_STRENGTHS, 218 }, 219 220 /* RSA again */ 221 /* Cipher 03 */ 222 { 223 1, 224 SSL3_TXT_RSA_RC4_40_MD5, 225 SSL3_CK_RSA_RC4_40_MD5, 226 SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_MD5 |SSL_SSLV3, 227 SSL_EXPORT|SSL_EXP40, 228 0, 229 40, 230 128, 231 SSL_ALL_CIPHERS, 232 SSL_ALL_STRENGTHS, 233 }, 234 /* Cipher 04 */ 235 { 236 1, 237 SSL3_TXT_RSA_RC4_128_MD5, 238 SSL3_CK_RSA_RC4_128_MD5, 239 SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_MD5|SSL_SSLV3, 240 SSL_NOT_EXP|SSL_MEDIUM, 241 0, 242 128, 243 128, 244 SSL_ALL_CIPHERS, 245 SSL_ALL_STRENGTHS, 246 }, 247 /* Cipher 05 */ 248 { 249 1, 250 SSL3_TXT_RSA_RC4_128_SHA, 251 SSL3_CK_RSA_RC4_128_SHA, 252 SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_SHA1|SSL_SSLV3, 253 SSL_NOT_EXP|SSL_MEDIUM, 254 0, 255 128, 256 128, 257 SSL_ALL_CIPHERS, 258 SSL_ALL_STRENGTHS, 259 }, 260 /* Cipher 06 */ 261 { 262 1, 263 SSL3_TXT_RSA_RC2_40_MD5, 264 SSL3_CK_RSA_RC2_40_MD5, 265 SSL_kRSA|SSL_aRSA|SSL_RC2 |SSL_MD5 |SSL_SSLV3, 266 SSL_EXPORT|SSL_EXP40, 267 0, 268 40, 269 128, 270 SSL_ALL_CIPHERS, 271 SSL_ALL_STRENGTHS, 272 }, 273 /* Cipher 07 */ 274 #ifndef OPENSSL_NO_IDEA 275 { 276 1, 277 SSL3_TXT_RSA_IDEA_128_SHA, 278 SSL3_CK_RSA_IDEA_128_SHA, 279 SSL_kRSA|SSL_aRSA|SSL_IDEA |SSL_SHA1|SSL_SSLV3, 280 SSL_NOT_EXP|SSL_MEDIUM, 281 0, 282 128, 283 128, 284 SSL_ALL_CIPHERS, 285 SSL_ALL_STRENGTHS, 286 }, 287 #endif 288 /* Cipher 08 */ 289 { 290 1, 291 SSL3_TXT_RSA_DES_40_CBC_SHA, 292 SSL3_CK_RSA_DES_40_CBC_SHA, 293 SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3, 294 SSL_EXPORT|SSL_EXP40, 295 0, 296 40, 297 56, 298 SSL_ALL_CIPHERS, 299 SSL_ALL_STRENGTHS, 300 }, 301 /* Cipher 09 */ 302 { 303 1, 304 SSL3_TXT_RSA_DES_64_CBC_SHA, 305 SSL3_CK_RSA_DES_64_CBC_SHA, 306 SSL_kRSA|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3, 307 SSL_NOT_EXP|SSL_LOW, 308 0, 309 56, 310 56, 311 SSL_ALL_CIPHERS, 312 SSL_ALL_STRENGTHS, 313 }, 314 /* Cipher 0A */ 315 { 316 1, 317 SSL3_TXT_RSA_DES_192_CBC3_SHA, 318 SSL3_CK_RSA_DES_192_CBC3_SHA, 319 SSL_kRSA|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3, 320 SSL_NOT_EXP|SSL_HIGH, 321 0, 322 168, 323 168, 324 SSL_ALL_CIPHERS, 325 SSL_ALL_STRENGTHS, 326 }, 327 328 /* The DH ciphers */ 329 /* Cipher 0B */ 330 { 331 0, 332 SSL3_TXT_DH_DSS_DES_40_CBC_SHA, 333 SSL3_CK_DH_DSS_DES_40_CBC_SHA, 334 SSL_kDHd |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3, 335 SSL_EXPORT|SSL_EXP40, 336 0, 337 40, 338 56, 339 SSL_ALL_CIPHERS, 340 SSL_ALL_STRENGTHS, 341 }, 342 /* Cipher 0C */ 343 { 344 0, 345 SSL3_TXT_DH_DSS_DES_64_CBC_SHA, 346 SSL3_CK_DH_DSS_DES_64_CBC_SHA, 347 SSL_kDHd |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3, 348 SSL_NOT_EXP|SSL_LOW, 349 0, 350 56, 351 56, 352 SSL_ALL_CIPHERS, 353 SSL_ALL_STRENGTHS, 354 }, 355 /* Cipher 0D */ 356 { 357 0, 358 SSL3_TXT_DH_DSS_DES_192_CBC3_SHA, 359 SSL3_CK_DH_DSS_DES_192_CBC3_SHA, 360 SSL_kDHd |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3, 361 SSL_NOT_EXP|SSL_HIGH, 362 0, 363 168, 364 168, 365 SSL_ALL_CIPHERS, 366 SSL_ALL_STRENGTHS, 367 }, 368 /* Cipher 0E */ 369 { 370 0, 371 SSL3_TXT_DH_RSA_DES_40_CBC_SHA, 372 SSL3_CK_DH_RSA_DES_40_CBC_SHA, 373 SSL_kDHr |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3, 374 SSL_EXPORT|SSL_EXP40, 375 0, 376 40, 377 56, 378 SSL_ALL_CIPHERS, 379 SSL_ALL_STRENGTHS, 380 }, 381 /* Cipher 0F */ 382 { 383 0, 384 SSL3_TXT_DH_RSA_DES_64_CBC_SHA, 385 SSL3_CK_DH_RSA_DES_64_CBC_SHA, 386 SSL_kDHr |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3, 387 SSL_NOT_EXP|SSL_LOW, 388 0, 389 56, 390 56, 391 SSL_ALL_CIPHERS, 392 SSL_ALL_STRENGTHS, 393 }, 394 /* Cipher 10 */ 395 { 396 0, 397 SSL3_TXT_DH_RSA_DES_192_CBC3_SHA, 398 SSL3_CK_DH_RSA_DES_192_CBC3_SHA, 399 SSL_kDHr |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3, 400 SSL_NOT_EXP|SSL_HIGH, 401 0, 402 168, 403 168, 404 SSL_ALL_CIPHERS, 405 SSL_ALL_STRENGTHS, 406 }, 407 408 /* The Ephemeral DH ciphers */ 409 /* Cipher 11 */ 410 { 411 1, 412 SSL3_TXT_EDH_DSS_DES_40_CBC_SHA, 413 SSL3_CK_EDH_DSS_DES_40_CBC_SHA, 414 SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA1|SSL_SSLV3, 415 SSL_EXPORT|SSL_EXP40, 416 0, 417 40, 418 56, 419 SSL_ALL_CIPHERS, 420 SSL_ALL_STRENGTHS, 421 }, 422 /* Cipher 12 */ 423 { 424 1, 425 SSL3_TXT_EDH_DSS_DES_64_CBC_SHA, 426 SSL3_CK_EDH_DSS_DES_64_CBC_SHA, 427 SSL_kEDH|SSL_aDSS|SSL_DES |SSL_SHA1|SSL_SSLV3, 428 SSL_NOT_EXP|SSL_LOW, 429 0, 430 56, 431 56, 432 SSL_ALL_CIPHERS, 433 SSL_ALL_STRENGTHS, 434 }, 435 /* Cipher 13 */ 436 { 437 1, 438 SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA, 439 SSL3_CK_EDH_DSS_DES_192_CBC3_SHA, 440 SSL_kEDH|SSL_aDSS|SSL_3DES |SSL_SHA1|SSL_SSLV3, 441 SSL_NOT_EXP|SSL_HIGH, 442 0, 443 168, 444 168, 445 SSL_ALL_CIPHERS, 446 SSL_ALL_STRENGTHS, 447 }, 448 /* Cipher 14 */ 449 { 450 1, 451 SSL3_TXT_EDH_RSA_DES_40_CBC_SHA, 452 SSL3_CK_EDH_RSA_DES_40_CBC_SHA, 453 SSL_kEDH|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3, 454 SSL_EXPORT|SSL_EXP40, 455 0, 456 40, 457 56, 458 SSL_ALL_CIPHERS, 459 SSL_ALL_STRENGTHS, 460 }, 461 /* Cipher 15 */ 462 { 463 1, 464 SSL3_TXT_EDH_RSA_DES_64_CBC_SHA, 465 SSL3_CK_EDH_RSA_DES_64_CBC_SHA, 466 SSL_kEDH|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3, 467 SSL_NOT_EXP|SSL_LOW, 468 0, 469 56, 470 56, 471 SSL_ALL_CIPHERS, 472 SSL_ALL_STRENGTHS, 473 }, 474 /* Cipher 16 */ 475 { 476 1, 477 SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA, 478 SSL3_CK_EDH_RSA_DES_192_CBC3_SHA, 479 SSL_kEDH|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3, 480 SSL_NOT_EXP|SSL_HIGH, 481 0, 482 168, 483 168, 484 SSL_ALL_CIPHERS, 485 SSL_ALL_STRENGTHS, 486 }, 487 488 /* Fortezza */ 489 /* Cipher 1C */ 490 { 491 0, 492 SSL3_TXT_FZA_DMS_NULL_SHA, 493 SSL3_CK_FZA_DMS_NULL_SHA, 494 SSL_kFZA|SSL_aFZA |SSL_eNULL |SSL_SHA1|SSL_SSLV3, 495 SSL_NOT_EXP|SSL_STRONG_NONE, 496 0, 497 0, 498 0, 499 SSL_ALL_CIPHERS, 500 SSL_ALL_STRENGTHS, 501 }, 502 503 /* Cipher 1D */ 504 { 505 0, 506 SSL3_TXT_FZA_DMS_FZA_SHA, 507 SSL3_CK_FZA_DMS_FZA_SHA, 508 SSL_kFZA|SSL_aFZA |SSL_eFZA |SSL_SHA1|SSL_SSLV3, 509 SSL_NOT_EXP|SSL_STRONG_NONE, 510 0, 511 0, 512 0, 513 SSL_ALL_CIPHERS, 514 SSL_ALL_STRENGTHS, 515 }, 516 517 #if 0 518 /* Cipher 1E */ 519 { 520 0, 521 SSL3_TXT_FZA_DMS_RC4_SHA, 522 SSL3_CK_FZA_DMS_RC4_SHA, 523 SSL_kFZA|SSL_aFZA |SSL_RC4 |SSL_SHA1|SSL_SSLV3, 524 SSL_NOT_EXP|SSL_MEDIUM, 525 0, 526 128, 527 128, 528 SSL_ALL_CIPHERS, 529 SSL_ALL_STRENGTHS, 530 }, 531 #endif 532 533 #ifndef OPENSSL_NO_KRB5 534 /* The Kerberos ciphers 535 ** 20000107 VRS: And the first shall be last, 536 ** in hopes of avoiding the lynx ssl renegotiation problem. 537 */ 538 /* Cipher 1E VRS */ 539 { 540 1, 541 SSL3_TXT_KRB5_DES_64_CBC_SHA, 542 SSL3_CK_KRB5_DES_64_CBC_SHA, 543 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3, 544 SSL_NOT_EXP|SSL_LOW, 545 0, 546 56, 547 56, 548 SSL_ALL_CIPHERS, 549 SSL_ALL_STRENGTHS, 550 }, 551 552 /* Cipher 1F VRS */ 553 { 554 1, 555 SSL3_TXT_KRB5_DES_192_CBC3_SHA, 556 SSL3_CK_KRB5_DES_192_CBC3_SHA, 557 SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_SHA1 |SSL_SSLV3, 558 SSL_NOT_EXP|SSL_HIGH, 559 0, 560 112, 561 168, 562 SSL_ALL_CIPHERS, 563 SSL_ALL_STRENGTHS, 564 }, 565 566 /* Cipher 20 VRS */ 567 { 568 1, 569 SSL3_TXT_KRB5_RC4_128_SHA, 570 SSL3_CK_KRB5_RC4_128_SHA, 571 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_SHA1 |SSL_SSLV3, 572 SSL_NOT_EXP|SSL_MEDIUM, 573 0, 574 128, 575 128, 576 SSL_ALL_CIPHERS, 577 SSL_ALL_STRENGTHS, 578 }, 579 580 /* Cipher 21 VRS */ 581 { 582 1, 583 SSL3_TXT_KRB5_IDEA_128_CBC_SHA, 584 SSL3_CK_KRB5_IDEA_128_CBC_SHA, 585 SSL_kKRB5|SSL_aKRB5| SSL_IDEA|SSL_SHA1 |SSL_SSLV3, 586 SSL_NOT_EXP|SSL_MEDIUM, 587 0, 588 128, 589 128, 590 SSL_ALL_CIPHERS, 591 SSL_ALL_STRENGTHS, 592 }, 593 594 /* Cipher 22 VRS */ 595 { 596 1, 597 SSL3_TXT_KRB5_DES_64_CBC_MD5, 598 SSL3_CK_KRB5_DES_64_CBC_MD5, 599 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3, 600 SSL_NOT_EXP|SSL_LOW, 601 0, 602 56, 603 56, 604 SSL_ALL_CIPHERS, 605 SSL_ALL_STRENGTHS, 606 }, 607 608 /* Cipher 23 VRS */ 609 { 610 1, 611 SSL3_TXT_KRB5_DES_192_CBC3_MD5, 612 SSL3_CK_KRB5_DES_192_CBC3_MD5, 613 SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_MD5 |SSL_SSLV3, 614 SSL_NOT_EXP|SSL_HIGH, 615 0, 616 112, 617 168, 618 SSL_ALL_CIPHERS, 619 SSL_ALL_STRENGTHS, 620 }, 621 622 /* Cipher 24 VRS */ 623 { 624 1, 625 SSL3_TXT_KRB5_RC4_128_MD5, 626 SSL3_CK_KRB5_RC4_128_MD5, 627 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_MD5 |SSL_SSLV3, 628 SSL_NOT_EXP|SSL_MEDIUM, 629 0, 630 128, 631 128, 632 SSL_ALL_CIPHERS, 633 SSL_ALL_STRENGTHS, 634 }, 635 636 /* Cipher 25 VRS */ 637 { 638 1, 639 SSL3_TXT_KRB5_IDEA_128_CBC_MD5, 640 SSL3_CK_KRB5_IDEA_128_CBC_MD5, 641 SSL_kKRB5|SSL_aKRB5| SSL_IDEA|SSL_MD5 |SSL_SSLV3, 642 SSL_NOT_EXP|SSL_MEDIUM, 643 0, 644 128, 645 128, 646 SSL_ALL_CIPHERS, 647 SSL_ALL_STRENGTHS, 648 }, 649 650 /* Cipher 26 VRS */ 651 { 652 1, 653 SSL3_TXT_KRB5_DES_40_CBC_SHA, 654 SSL3_CK_KRB5_DES_40_CBC_SHA, 655 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3, 656 SSL_EXPORT|SSL_EXP40, 657 0, 658 40, 659 56, 660 SSL_ALL_CIPHERS, 661 SSL_ALL_STRENGTHS, 662 }, 663 664 /* Cipher 27 VRS */ 665 { 666 1, 667 SSL3_TXT_KRB5_RC2_40_CBC_SHA, 668 SSL3_CK_KRB5_RC2_40_CBC_SHA, 669 SSL_kKRB5|SSL_aKRB5| SSL_RC2|SSL_SHA1 |SSL_SSLV3, 670 SSL_EXPORT|SSL_EXP40, 671 0, 672 40, 673 128, 674 SSL_ALL_CIPHERS, 675 SSL_ALL_STRENGTHS, 676 }, 677 678 /* Cipher 28 VRS */ 679 { 680 1, 681 SSL3_TXT_KRB5_RC4_40_SHA, 682 SSL3_CK_KRB5_RC4_40_SHA, 683 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_SHA1 |SSL_SSLV3, 684 SSL_EXPORT|SSL_EXP40, 685 0, 686 128, 687 128, 688 SSL_ALL_CIPHERS, 689 SSL_ALL_STRENGTHS, 690 }, 691 692 /* Cipher 29 VRS */ 693 { 694 1, 695 SSL3_TXT_KRB5_DES_40_CBC_MD5, 696 SSL3_CK_KRB5_DES_40_CBC_MD5, 697 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3, 698 SSL_EXPORT|SSL_EXP40, 699 0, 700 40, 701 56, 702 SSL_ALL_CIPHERS, 703 SSL_ALL_STRENGTHS, 704 }, 705 706 /* Cipher 2A VRS */ 707 { 708 1, 709 SSL3_TXT_KRB5_RC2_40_CBC_MD5, 710 SSL3_CK_KRB5_RC2_40_CBC_MD5, 711 SSL_kKRB5|SSL_aKRB5| SSL_RC2|SSL_MD5 |SSL_SSLV3, 712 SSL_EXPORT|SSL_EXP40, 713 0, 714 40, 715 128, 716 SSL_ALL_CIPHERS, 717 SSL_ALL_STRENGTHS, 718 }, 719 720 /* Cipher 2B VRS */ 721 { 722 1, 723 SSL3_TXT_KRB5_RC4_40_MD5, 724 SSL3_CK_KRB5_RC4_40_MD5, 725 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_MD5 |SSL_SSLV3, 726 SSL_EXPORT|SSL_EXP40, 727 0, 728 128, 729 128, 730 SSL_ALL_CIPHERS, 731 SSL_ALL_STRENGTHS, 732 }, 733 #endif /* OPENSSL_NO_KRB5 */ 734 735 736 #if TLS1_ALLOW_EXPERIMENTAL_CIPHERSUITES 737 /* New TLS Export CipherSuites */ 738 /* Cipher 60 */ 739 { 740 1, 741 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_MD5, 742 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_MD5, 743 SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_TLSV1, 744 SSL_EXPORT|SSL_EXP56, 745 0, 746 56, 747 128, 748 SSL_ALL_CIPHERS, 749 SSL_ALL_STRENGTHS, 750 }, 751 /* Cipher 61 */ 752 { 753 1, 754 TLS1_TXT_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5, 755 TLS1_CK_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5, 756 SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_TLSV1, 757 SSL_EXPORT|SSL_EXP56, 758 0, 759 56, 760 128, 761 SSL_ALL_CIPHERS, 762 SSL_ALL_STRENGTHS, 763 }, 764 /* Cipher 62 */ 765 { 766 1, 767 TLS1_TXT_RSA_EXPORT1024_WITH_DES_CBC_SHA, 768 TLS1_CK_RSA_EXPORT1024_WITH_DES_CBC_SHA, 769 SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA|SSL_TLSV1, 770 SSL_EXPORT|SSL_EXP56, 771 0, 772 56, 773 56, 774 SSL_ALL_CIPHERS, 775 SSL_ALL_STRENGTHS, 776 }, 777 /* Cipher 63 */ 778 { 779 1, 780 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA, 781 TLS1_CK_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA, 782 SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA|SSL_TLSV1, 783 SSL_EXPORT|SSL_EXP56, 784 0, 785 56, 786 56, 787 SSL_ALL_CIPHERS, 788 SSL_ALL_STRENGTHS, 789 }, 790 /* Cipher 64 */ 791 { 792 1, 793 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_SHA, 794 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_SHA, 795 SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_SHA|SSL_TLSV1, 796 SSL_EXPORT|SSL_EXP56, 797 0, 798 56, 799 128, 800 SSL_ALL_CIPHERS, 801 SSL_ALL_STRENGTHS, 802 }, 803 /* Cipher 65 */ 804 { 805 1, 806 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA, 807 TLS1_CK_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA, 808 SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1, 809 SSL_EXPORT|SSL_EXP56, 810 0, 811 56, 812 128, 813 SSL_ALL_CIPHERS, 814 SSL_ALL_STRENGTHS, 815 }, 816 /* Cipher 66 */ 817 { 818 1, 819 TLS1_TXT_DHE_DSS_WITH_RC4_128_SHA, 820 TLS1_CK_DHE_DSS_WITH_RC4_128_SHA, 821 SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1, 822 SSL_NOT_EXP|SSL_MEDIUM, 823 0, 824 128, 825 128, 826 SSL_ALL_CIPHERS, 827 SSL_ALL_STRENGTHS 828 }, 829 #endif 830 /* New AES ciphersuites */ 831 832 /* Cipher 2F */ 833 { 834 1, 835 TLS1_TXT_RSA_WITH_AES_128_SHA, 836 TLS1_CK_RSA_WITH_AES_128_SHA, 837 SSL_kRSA|SSL_aRSA|SSL_AES|SSL_SHA |SSL_TLSV1, 838 SSL_NOT_EXP|SSL_MEDIUM, 839 0, 840 128, 841 128, 842 SSL_ALL_CIPHERS, 843 SSL_ALL_STRENGTHS, 844 }, 845 /* Cipher 30 */ 846 { 847 0, 848 TLS1_TXT_DH_DSS_WITH_AES_128_SHA, 849 TLS1_CK_DH_DSS_WITH_AES_128_SHA, 850 SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1, 851 SSL_NOT_EXP|SSL_MEDIUM, 852 0, 853 128, 854 128, 855 SSL_ALL_CIPHERS, 856 SSL_ALL_STRENGTHS, 857 }, 858 /* Cipher 31 */ 859 { 860 0, 861 TLS1_TXT_DH_RSA_WITH_AES_128_SHA, 862 TLS1_CK_DH_RSA_WITH_AES_128_SHA, 863 SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1, 864 SSL_NOT_EXP|SSL_MEDIUM, 865 0, 866 128, 867 128, 868 SSL_ALL_CIPHERS, 869 SSL_ALL_STRENGTHS, 870 }, 871 /* Cipher 32 */ 872 { 873 1, 874 TLS1_TXT_DHE_DSS_WITH_AES_128_SHA, 875 TLS1_CK_DHE_DSS_WITH_AES_128_SHA, 876 SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1, 877 SSL_NOT_EXP|SSL_MEDIUM, 878 0, 879 128, 880 128, 881 SSL_ALL_CIPHERS, 882 SSL_ALL_STRENGTHS, 883 }, 884 /* Cipher 33 */ 885 { 886 1, 887 TLS1_TXT_DHE_RSA_WITH_AES_128_SHA, 888 TLS1_CK_DHE_RSA_WITH_AES_128_SHA, 889 SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1, 890 SSL_NOT_EXP|SSL_MEDIUM, 891 0, 892 128, 893 128, 894 SSL_ALL_CIPHERS, 895 SSL_ALL_STRENGTHS, 896 }, 897 /* Cipher 34 */ 898 { 899 1, 900 TLS1_TXT_ADH_WITH_AES_128_SHA, 901 TLS1_CK_ADH_WITH_AES_128_SHA, 902 SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1, 903 SSL_NOT_EXP|SSL_MEDIUM, 904 0, 905 128, 906 128, 907 SSL_ALL_CIPHERS, 908 SSL_ALL_STRENGTHS, 909 }, 910 911 /* Cipher 35 */ 912 { 913 1, 914 TLS1_TXT_RSA_WITH_AES_256_SHA, 915 TLS1_CK_RSA_WITH_AES_256_SHA, 916 SSL_kRSA|SSL_aRSA|SSL_AES|SSL_SHA |SSL_TLSV1, 917 SSL_NOT_EXP|SSL_HIGH, 918 0, 919 256, 920 256, 921 SSL_ALL_CIPHERS, 922 SSL_ALL_STRENGTHS, 923 }, 924 /* Cipher 36 */ 925 { 926 0, 927 TLS1_TXT_DH_DSS_WITH_AES_256_SHA, 928 TLS1_CK_DH_DSS_WITH_AES_256_SHA, 929 SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1, 930 SSL_NOT_EXP|SSL_HIGH, 931 0, 932 256, 933 256, 934 SSL_ALL_CIPHERS, 935 SSL_ALL_STRENGTHS, 936 }, 937 /* Cipher 37 */ 938 { 939 0, 940 TLS1_TXT_DH_RSA_WITH_AES_256_SHA, 941 TLS1_CK_DH_RSA_WITH_AES_256_SHA, 942 SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1, 943 SSL_NOT_EXP|SSL_HIGH, 944 0, 945 256, 946 256, 947 SSL_ALL_CIPHERS, 948 SSL_ALL_STRENGTHS, 949 }, 950 /* Cipher 38 */ 951 { 952 1, 953 TLS1_TXT_DHE_DSS_WITH_AES_256_SHA, 954 TLS1_CK_DHE_DSS_WITH_AES_256_SHA, 955 SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1, 956 SSL_NOT_EXP|SSL_HIGH, 957 0, 958 256, 959 256, 960 SSL_ALL_CIPHERS, 961 SSL_ALL_STRENGTHS, 962 }, 963 /* Cipher 39 */ 964 { 965 1, 966 TLS1_TXT_DHE_RSA_WITH_AES_256_SHA, 967 TLS1_CK_DHE_RSA_WITH_AES_256_SHA, 968 SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1, 969 SSL_NOT_EXP|SSL_HIGH, 970 0, 971 256, 972 256, 973 SSL_ALL_CIPHERS, 974 SSL_ALL_STRENGTHS, 975 }, 976 /* Cipher 3A */ 977 { 978 1, 979 TLS1_TXT_ADH_WITH_AES_256_SHA, 980 TLS1_CK_ADH_WITH_AES_256_SHA, 981 SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1, 982 SSL_NOT_EXP|SSL_HIGH, 983 0, 984 256, 985 256, 986 SSL_ALL_CIPHERS, 987 SSL_ALL_STRENGTHS, 988 }, 989 990 /* end of list */ 991 }; 992 993 static SSL3_ENC_METHOD SSLv3_enc_data={ 994 ssl3_enc, 995 ssl3_mac, 996 ssl3_setup_key_block, 997 ssl3_generate_master_secret, 998 ssl3_change_cipher_state, 999 ssl3_final_finish_mac, 1000 MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH, 1001 ssl3_cert_verify_mac, 1002 SSL3_MD_CLIENT_FINISHED_CONST,4, 1003 SSL3_MD_SERVER_FINISHED_CONST,4, 1004 ssl3_alert_code, 1005 }; 1006 1007 static SSL_METHOD SSLv3_data= { 1008 SSL3_VERSION, 1009 ssl3_new, 1010 ssl3_clear, 1011 ssl3_free, 1012 ssl_undefined_function, 1013 ssl_undefined_function, 1014 ssl3_read, 1015 ssl3_peek, 1016 ssl3_write, 1017 ssl3_shutdown, 1018 ssl3_renegotiate, 1019 ssl3_renegotiate_check, 1020 ssl3_ctrl, 1021 ssl3_ctx_ctrl, 1022 ssl3_get_cipher_by_char, 1023 ssl3_put_cipher_by_char, 1024 ssl3_pending, 1025 ssl3_num_ciphers, 1026 ssl3_get_cipher, 1027 ssl_bad_method, 1028 ssl3_default_timeout, 1029 &SSLv3_enc_data, 1030 ssl_undefined_function, 1031 ssl3_callback_ctrl, 1032 ssl3_ctx_callback_ctrl, 1033 }; 1034 1035 static long ssl3_default_timeout(void) 1036 { 1037 /* 2 hours, the 24 hours mentioned in the SSLv3 spec 1038 * is way too long for http, the cache would over fill */ 1039 return(60*60*2); 1040 } 1041 1042 SSL_METHOD *sslv3_base_method(void) 1043 { 1044 return(&SSLv3_data); 1045 } 1046 1047 int ssl3_num_ciphers(void) 1048 { 1049 return(SSL3_NUM_CIPHERS); 1050 } 1051 1052 SSL_CIPHER *ssl3_get_cipher(unsigned int u) 1053 { 1054 if (u < SSL3_NUM_CIPHERS) 1055 return(&(ssl3_ciphers[SSL3_NUM_CIPHERS-1-u])); 1056 else 1057 return(NULL); 1058 } 1059 1060 int ssl3_pending(SSL *s) 1061 { 1062 if (s->rstate == SSL_ST_READ_BODY) 1063 return 0; 1064 1065 return (s->s3->rrec.type == SSL3_RT_APPLICATION_DATA) ? s->s3->rrec.length : 0; 1066 } 1067 1068 int ssl3_new(SSL *s) 1069 { 1070 SSL3_STATE *s3; 1071 1072 if ((s3=OPENSSL_malloc(sizeof *s3)) == NULL) goto err; 1073 memset(s3,0,sizeof *s3); 1074 EVP_MD_CTX_init(&s3->finish_dgst1); 1075 EVP_MD_CTX_init(&s3->finish_dgst2); 1076 1077 s->s3=s3; 1078 1079 s->method->ssl_clear(s); 1080 return(1); 1081 err: 1082 return(0); 1083 } 1084 1085 void ssl3_free(SSL *s) 1086 { 1087 if(s == NULL) 1088 return; 1089 1090 ssl3_cleanup_key_block(s); 1091 if (s->s3->rbuf.buf != NULL) 1092 OPENSSL_free(s->s3->rbuf.buf); 1093 if (s->s3->wbuf.buf != NULL) 1094 OPENSSL_free(s->s3->wbuf.buf); 1095 if (s->s3->rrec.comp != NULL) 1096 OPENSSL_free(s->s3->rrec.comp); 1097 #ifndef OPENSSL_NO_DH 1098 if (s->s3->tmp.dh != NULL) 1099 DH_free(s->s3->tmp.dh); 1100 #endif 1101 if (s->s3->tmp.ca_names != NULL) 1102 sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free); 1103 EVP_MD_CTX_cleanup(&s->s3->finish_dgst1); 1104 EVP_MD_CTX_cleanup(&s->s3->finish_dgst2); 1105 OPENSSL_cleanse(s->s3,sizeof *s->s3); 1106 OPENSSL_free(s->s3); 1107 s->s3=NULL; 1108 } 1109 1110 void ssl3_clear(SSL *s) 1111 { 1112 unsigned char *rp,*wp; 1113 size_t rlen, wlen; 1114 1115 ssl3_cleanup_key_block(s); 1116 if (s->s3->tmp.ca_names != NULL) 1117 sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free); 1118 1119 if (s->s3->rrec.comp != NULL) 1120 { 1121 OPENSSL_free(s->s3->rrec.comp); 1122 s->s3->rrec.comp=NULL; 1123 } 1124 #ifndef OPENSSL_NO_DH 1125 if (s->s3->tmp.dh != NULL) 1126 DH_free(s->s3->tmp.dh); 1127 #endif 1128 1129 rp = s->s3->rbuf.buf; 1130 wp = s->s3->wbuf.buf; 1131 rlen = s->s3->rbuf.len; 1132 wlen = s->s3->wbuf.len; 1133 1134 EVP_MD_CTX_cleanup(&s->s3->finish_dgst1); 1135 EVP_MD_CTX_cleanup(&s->s3->finish_dgst2); 1136 1137 memset(s->s3,0,sizeof *s->s3); 1138 s->s3->rbuf.buf = rp; 1139 s->s3->wbuf.buf = wp; 1140 s->s3->rbuf.len = rlen; 1141 s->s3->wbuf.len = wlen; 1142 1143 ssl_free_wbio_buffer(s); 1144 1145 s->packet_length=0; 1146 s->s3->renegotiate=0; 1147 s->s3->total_renegotiations=0; 1148 s->s3->num_renegotiations=0; 1149 s->s3->in_read_app_data=0; 1150 s->version=SSL3_VERSION; 1151 } 1152 1153 long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg) 1154 { 1155 int ret=0; 1156 1157 #if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA) 1158 if ( 1159 #ifndef OPENSSL_NO_RSA 1160 cmd == SSL_CTRL_SET_TMP_RSA || 1161 cmd == SSL_CTRL_SET_TMP_RSA_CB || 1162 #endif 1163 #ifndef OPENSSL_NO_DSA 1164 cmd == SSL_CTRL_SET_TMP_DH || 1165 cmd == SSL_CTRL_SET_TMP_DH_CB || 1166 #endif 1167 0) 1168 { 1169 if (!ssl_cert_inst(&s->cert)) 1170 { 1171 SSLerr(SSL_F_SSL3_CTRL, ERR_R_MALLOC_FAILURE); 1172 return(0); 1173 } 1174 } 1175 #endif 1176 1177 switch (cmd) 1178 { 1179 case SSL_CTRL_GET_SESSION_REUSED: 1180 ret=s->hit; 1181 break; 1182 case SSL_CTRL_GET_CLIENT_CERT_REQUEST: 1183 break; 1184 case SSL_CTRL_GET_NUM_RENEGOTIATIONS: 1185 ret=s->s3->num_renegotiations; 1186 break; 1187 case SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS: 1188 ret=s->s3->num_renegotiations; 1189 s->s3->num_renegotiations=0; 1190 break; 1191 case SSL_CTRL_GET_TOTAL_RENEGOTIATIONS: 1192 ret=s->s3->total_renegotiations; 1193 break; 1194 case SSL_CTRL_GET_FLAGS: 1195 ret=(int)(s->s3->flags); 1196 break; 1197 #ifndef OPENSSL_NO_RSA 1198 case SSL_CTRL_NEED_TMP_RSA: 1199 if ((s->cert != NULL) && (s->cert->rsa_tmp == NULL) && 1200 ((s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) || 1201 (EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8)))) 1202 ret = 1; 1203 break; 1204 case SSL_CTRL_SET_TMP_RSA: 1205 { 1206 RSA *rsa = (RSA *)parg; 1207 if (rsa == NULL) 1208 { 1209 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER); 1210 return(ret); 1211 } 1212 if ((rsa = RSAPrivateKey_dup(rsa)) == NULL) 1213 { 1214 SSLerr(SSL_F_SSL3_CTRL, ERR_R_RSA_LIB); 1215 return(ret); 1216 } 1217 if (s->cert->rsa_tmp != NULL) 1218 RSA_free(s->cert->rsa_tmp); 1219 s->cert->rsa_tmp = rsa; 1220 ret = 1; 1221 } 1222 break; 1223 case SSL_CTRL_SET_TMP_RSA_CB: 1224 { 1225 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 1226 return(ret); 1227 } 1228 break; 1229 #endif 1230 #ifndef OPENSSL_NO_DH 1231 case SSL_CTRL_SET_TMP_DH: 1232 { 1233 DH *dh = (DH *)parg; 1234 if (dh == NULL) 1235 { 1236 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER); 1237 return(ret); 1238 } 1239 if ((dh = DHparams_dup(dh)) == NULL) 1240 { 1241 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB); 1242 return(ret); 1243 } 1244 if (!(s->options & SSL_OP_SINGLE_DH_USE)) 1245 { 1246 if (!DH_generate_key(dh)) 1247 { 1248 DH_free(dh); 1249 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB); 1250 return(ret); 1251 } 1252 } 1253 if (s->cert->dh_tmp != NULL) 1254 DH_free(s->cert->dh_tmp); 1255 s->cert->dh_tmp = dh; 1256 ret = 1; 1257 } 1258 break; 1259 case SSL_CTRL_SET_TMP_DH_CB: 1260 { 1261 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 1262 return(ret); 1263 } 1264 break; 1265 #endif 1266 default: 1267 break; 1268 } 1269 return(ret); 1270 } 1271 1272 long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp)()) 1273 { 1274 int ret=0; 1275 1276 #if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA) 1277 if ( 1278 #ifndef OPENSSL_NO_RSA 1279 cmd == SSL_CTRL_SET_TMP_RSA_CB || 1280 #endif 1281 #ifndef OPENSSL_NO_DSA 1282 cmd == SSL_CTRL_SET_TMP_DH_CB || 1283 #endif 1284 0) 1285 { 1286 if (!ssl_cert_inst(&s->cert)) 1287 { 1288 SSLerr(SSL_F_SSL3_CALLBACK_CTRL, ERR_R_MALLOC_FAILURE); 1289 return(0); 1290 } 1291 } 1292 #endif 1293 1294 switch (cmd) 1295 { 1296 #ifndef OPENSSL_NO_RSA 1297 case SSL_CTRL_SET_TMP_RSA_CB: 1298 { 1299 s->cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp; 1300 } 1301 break; 1302 #endif 1303 #ifndef OPENSSL_NO_DH 1304 case SSL_CTRL_SET_TMP_DH_CB: 1305 { 1306 s->cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp; 1307 } 1308 break; 1309 #endif 1310 default: 1311 break; 1312 } 1313 return(ret); 1314 } 1315 1316 long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg) 1317 { 1318 CERT *cert; 1319 1320 cert=ctx->cert; 1321 1322 switch (cmd) 1323 { 1324 #ifndef OPENSSL_NO_RSA 1325 case SSL_CTRL_NEED_TMP_RSA: 1326 if ( (cert->rsa_tmp == NULL) && 1327 ((cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) || 1328 (EVP_PKEY_size(cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8))) 1329 ) 1330 return(1); 1331 else 1332 return(0); 1333 /* break; */ 1334 case SSL_CTRL_SET_TMP_RSA: 1335 { 1336 RSA *rsa; 1337 int i; 1338 1339 rsa=(RSA *)parg; 1340 i=1; 1341 if (rsa == NULL) 1342 i=0; 1343 else 1344 { 1345 if ((rsa=RSAPrivateKey_dup(rsa)) == NULL) 1346 i=0; 1347 } 1348 if (!i) 1349 { 1350 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_RSA_LIB); 1351 return(0); 1352 } 1353 else 1354 { 1355 if (cert->rsa_tmp != NULL) 1356 RSA_free(cert->rsa_tmp); 1357 cert->rsa_tmp=rsa; 1358 return(1); 1359 } 1360 } 1361 /* break; */ 1362 case SSL_CTRL_SET_TMP_RSA_CB: 1363 { 1364 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 1365 return(0); 1366 } 1367 break; 1368 #endif 1369 #ifndef OPENSSL_NO_DH 1370 case SSL_CTRL_SET_TMP_DH: 1371 { 1372 DH *new=NULL,*dh; 1373 1374 dh=(DH *)parg; 1375 if ((new=DHparams_dup(dh)) == NULL) 1376 { 1377 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB); 1378 return 0; 1379 } 1380 if (!(ctx->options & SSL_OP_SINGLE_DH_USE)) 1381 { 1382 if (!DH_generate_key(new)) 1383 { 1384 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB); 1385 DH_free(new); 1386 return 0; 1387 } 1388 } 1389 if (cert->dh_tmp != NULL) 1390 DH_free(cert->dh_tmp); 1391 cert->dh_tmp=new; 1392 return 1; 1393 } 1394 /*break; */ 1395 case SSL_CTRL_SET_TMP_DH_CB: 1396 { 1397 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); 1398 return(0); 1399 } 1400 break; 1401 #endif 1402 /* A Thawte special :-) */ 1403 case SSL_CTRL_EXTRA_CHAIN_CERT: 1404 if (ctx->extra_certs == NULL) 1405 { 1406 if ((ctx->extra_certs=sk_X509_new_null()) == NULL) 1407 return(0); 1408 } 1409 sk_X509_push(ctx->extra_certs,(X509 *)parg); 1410 break; 1411 1412 default: 1413 return(0); 1414 } 1415 return(1); 1416 } 1417 1418 long ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)()) 1419 { 1420 CERT *cert; 1421 1422 cert=ctx->cert; 1423 1424 switch (cmd) 1425 { 1426 #ifndef OPENSSL_NO_RSA 1427 case SSL_CTRL_SET_TMP_RSA_CB: 1428 { 1429 cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp; 1430 } 1431 break; 1432 #endif 1433 #ifndef OPENSSL_NO_DH 1434 case SSL_CTRL_SET_TMP_DH_CB: 1435 { 1436 cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp; 1437 } 1438 break; 1439 #endif 1440 default: 1441 return(0); 1442 } 1443 return(1); 1444 } 1445 1446 /* This function needs to check if the ciphers required are actually 1447 * available */ 1448 SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p) 1449 { 1450 static int init=1; 1451 static SSL_CIPHER *sorted[SSL3_NUM_CIPHERS]; 1452 SSL_CIPHER c,*cp= &c,**cpp; 1453 unsigned long id; 1454 int i; 1455 1456 if (init) 1457 { 1458 CRYPTO_w_lock(CRYPTO_LOCK_SSL); 1459 1460 if (init) 1461 { 1462 for (i=0; i<SSL3_NUM_CIPHERS; i++) 1463 sorted[i]= &(ssl3_ciphers[i]); 1464 1465 qsort(sorted, 1466 SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *), 1467 FP_ICC ssl_cipher_ptr_id_cmp); 1468 1469 init=0; 1470 } 1471 1472 CRYPTO_w_unlock(CRYPTO_LOCK_SSL); 1473 } 1474 1475 id=0x03000000L|((unsigned long)p[0]<<8L)|(unsigned long)p[1]; 1476 c.id=id; 1477 cpp=(SSL_CIPHER **)OBJ_bsearch((char *)&cp, 1478 (char *)sorted, 1479 SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *), 1480 FP_ICC ssl_cipher_ptr_id_cmp); 1481 if ((cpp == NULL) || !(*cpp)->valid) 1482 return(NULL); 1483 else 1484 return(*cpp); 1485 } 1486 1487 int ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p) 1488 { 1489 long l; 1490 1491 if (p != NULL) 1492 { 1493 l=c->id; 1494 if ((l & 0xff000000) != 0x03000000) return(0); 1495 p[0]=((unsigned char)(l>> 8L))&0xFF; 1496 p[1]=((unsigned char)(l ))&0xFF; 1497 } 1498 return(2); 1499 } 1500 1501 SSL_CIPHER *ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *clnt, 1502 STACK_OF(SSL_CIPHER) *srvr) 1503 { 1504 SSL_CIPHER *c,*ret=NULL; 1505 STACK_OF(SSL_CIPHER) *prio, *allow; 1506 int i,j,ok; 1507 CERT *cert; 1508 unsigned long alg,mask,emask; 1509 1510 /* Let's see which ciphers we can support */ 1511 cert=s->cert; 1512 1513 #if 0 1514 /* Do not set the compare functions, because this may lead to a 1515 * reordering by "id". We want to keep the original ordering. 1516 * We may pay a price in performance during sk_SSL_CIPHER_find(), 1517 * but would have to pay with the price of sk_SSL_CIPHER_dup(). 1518 */ 1519 sk_SSL_CIPHER_set_cmp_func(srvr, ssl_cipher_ptr_id_cmp); 1520 sk_SSL_CIPHER_set_cmp_func(clnt, ssl_cipher_ptr_id_cmp); 1521 #endif 1522 1523 #ifdef CIPHER_DEBUG 1524 printf("Server has %d from %p:\n", sk_SSL_CIPHER_num(srvr), srvr); 1525 for(i=0 ; i < sk_SSL_CIPHER_num(srvr) ; ++i) 1526 { 1527 c=sk_SSL_CIPHER_value(srvr,i); 1528 printf("%p:%s\n",c,c->name); 1529 } 1530 printf("Client sent %d from %p:\n", sk_SSL_CIPHER_num(clnt), clnt); 1531 for(i=0 ; i < sk_SSL_CIPHER_num(clnt) ; ++i) 1532 { 1533 c=sk_SSL_CIPHER_value(clnt,i); 1534 printf("%p:%s\n",c,c->name); 1535 } 1536 #endif 1537 1538 if (s->options & SSL_OP_CIPHER_SERVER_PREFERENCE) 1539 { 1540 prio = srvr; 1541 allow = clnt; 1542 } 1543 else 1544 { 1545 prio = clnt; 1546 allow = srvr; 1547 } 1548 1549 for (i=0; i<sk_SSL_CIPHER_num(prio); i++) 1550 { 1551 c=sk_SSL_CIPHER_value(prio,i); 1552 1553 ssl_set_cert_masks(cert,c); 1554 mask=cert->mask; 1555 emask=cert->export_mask; 1556 1557 #ifdef KSSL_DEBUG 1558 printf("ssl3_choose_cipher %d alg= %lx\n", i,c->algorithms); 1559 #endif /* KSSL_DEBUG */ 1560 1561 alg=c->algorithms&(SSL_MKEY_MASK|SSL_AUTH_MASK); 1562 #ifndef OPENSSL_NO_KRB5 1563 if (alg & SSL_KRB5) 1564 { 1565 if ( !kssl_keytab_is_available(s->kssl_ctx) ) 1566 continue; 1567 } 1568 #endif /* OPENSSL_NO_KRB5 */ 1569 if (SSL_C_IS_EXPORT(c)) 1570 { 1571 ok=((alg & emask) == alg)?1:0; 1572 #ifdef CIPHER_DEBUG 1573 printf("%d:[%08lX:%08lX]%p:%s (export)\n",ok,alg,emask, 1574 c,c->name); 1575 #endif 1576 } 1577 else 1578 { 1579 ok=((alg & mask) == alg)?1:0; 1580 #ifdef CIPHER_DEBUG 1581 printf("%d:[%08lX:%08lX]%p:%s\n",ok,alg,mask,c, 1582 c->name); 1583 #endif 1584 } 1585 1586 if (!ok) continue; 1587 1588 j=sk_SSL_CIPHER_find(allow,c); 1589 if (j >= 0) 1590 { 1591 ret=sk_SSL_CIPHER_value(allow,j); 1592 break; 1593 } 1594 } 1595 return(ret); 1596 } 1597 1598 int ssl3_get_req_cert_type(SSL *s, unsigned char *p) 1599 { 1600 int ret=0; 1601 unsigned long alg; 1602 1603 alg=s->s3->tmp.new_cipher->algorithms; 1604 1605 #ifndef OPENSSL_NO_DH 1606 if (alg & (SSL_kDHr|SSL_kEDH)) 1607 { 1608 # ifndef OPENSSL_NO_RSA 1609 p[ret++]=SSL3_CT_RSA_FIXED_DH; 1610 # endif 1611 # ifndef OPENSSL_NO_DSA 1612 p[ret++]=SSL3_CT_DSS_FIXED_DH; 1613 # endif 1614 } 1615 if ((s->version == SSL3_VERSION) && 1616 (alg & (SSL_kEDH|SSL_kDHd|SSL_kDHr))) 1617 { 1618 # ifndef OPENSSL_NO_RSA 1619 p[ret++]=SSL3_CT_RSA_EPHEMERAL_DH; 1620 # endif 1621 # ifndef OPENSSL_NO_DSA 1622 p[ret++]=SSL3_CT_DSS_EPHEMERAL_DH; 1623 # endif 1624 } 1625 #endif /* !OPENSSL_NO_DH */ 1626 #ifndef OPENSSL_NO_RSA 1627 p[ret++]=SSL3_CT_RSA_SIGN; 1628 #endif 1629 #ifndef OPENSSL_NO_DSA 1630 p[ret++]=SSL3_CT_DSS_SIGN; 1631 #endif 1632 return(ret); 1633 } 1634 1635 int ssl3_shutdown(SSL *s) 1636 { 1637 1638 /* Don't do anything much if we have not done the handshake or 1639 * we don't want to send messages :-) */ 1640 if ((s->quiet_shutdown) || (s->state == SSL_ST_BEFORE)) 1641 { 1642 s->shutdown=(SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); 1643 return(1); 1644 } 1645 1646 if (!(s->shutdown & SSL_SENT_SHUTDOWN)) 1647 { 1648 s->shutdown|=SSL_SENT_SHUTDOWN; 1649 #if 1 1650 ssl3_send_alert(s,SSL3_AL_WARNING,SSL_AD_CLOSE_NOTIFY); 1651 #endif 1652 /* our shutdown alert has been sent now, and if it still needs 1653 * to be written, s->s3->alert_dispatch will be true */ 1654 } 1655 else if (s->s3->alert_dispatch) 1656 { 1657 /* resend it if not sent */ 1658 #if 1 1659 ssl3_dispatch_alert(s); 1660 #endif 1661 } 1662 else if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN)) 1663 { 1664 /* If we are waiting for a close from our peer, we are closed */ 1665 ssl3_read_bytes(s,0,NULL,0,0); 1666 } 1667 1668 if ((s->shutdown == (SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN)) && 1669 !s->s3->alert_dispatch) 1670 return(1); 1671 else 1672 return(0); 1673 } 1674 1675 int ssl3_write(SSL *s, const void *buf, int len) 1676 { 1677 int ret,n; 1678 1679 #if 0 1680 if (s->shutdown & SSL_SEND_SHUTDOWN) 1681 { 1682 s->rwstate=SSL_NOTHING; 1683 return(0); 1684 } 1685 #endif 1686 clear_sys_error(); 1687 if (s->s3->renegotiate) ssl3_renegotiate_check(s); 1688 1689 /* This is an experimental flag that sends the 1690 * last handshake message in the same packet as the first 1691 * use data - used to see if it helps the TCP protocol during 1692 * session-id reuse */ 1693 /* The second test is because the buffer may have been removed */ 1694 if ((s->s3->flags & SSL3_FLAGS_POP_BUFFER) && (s->wbio == s->bbio)) 1695 { 1696 /* First time through, we write into the buffer */ 1697 if (s->s3->delay_buf_pop_ret == 0) 1698 { 1699 ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA, 1700 buf,len); 1701 if (ret <= 0) return(ret); 1702 1703 s->s3->delay_buf_pop_ret=ret; 1704 } 1705 1706 s->rwstate=SSL_WRITING; 1707 n=BIO_flush(s->wbio); 1708 if (n <= 0) return(n); 1709 s->rwstate=SSL_NOTHING; 1710 1711 /* We have flushed the buffer, so remove it */ 1712 ssl_free_wbio_buffer(s); 1713 s->s3->flags&= ~SSL3_FLAGS_POP_BUFFER; 1714 1715 ret=s->s3->delay_buf_pop_ret; 1716 s->s3->delay_buf_pop_ret=0; 1717 } 1718 else 1719 { 1720 ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA, 1721 buf,len); 1722 if (ret <= 0) return(ret); 1723 } 1724 1725 return(ret); 1726 } 1727 1728 static int ssl3_read_internal(SSL *s, void *buf, int len, int peek) 1729 { 1730 int ret; 1731 1732 clear_sys_error(); 1733 if (s->s3->renegotiate) ssl3_renegotiate_check(s); 1734 s->s3->in_read_app_data=1; 1735 ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek); 1736 if ((ret == -1) && (s->s3->in_read_app_data == 2)) 1737 { 1738 /* ssl3_read_bytes decided to call s->handshake_func, which 1739 * called ssl3_read_bytes to read handshake data. 1740 * However, ssl3_read_bytes actually found application data 1741 * and thinks that application data makes sense here; so disable 1742 * handshake processing and try to read application data again. */ 1743 s->in_handshake++; 1744 ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek); 1745 s->in_handshake--; 1746 } 1747 else 1748 s->s3->in_read_app_data=0; 1749 1750 return(ret); 1751 } 1752 1753 int ssl3_read(SSL *s, void *buf, int len) 1754 { 1755 return ssl3_read_internal(s, buf, len, 0); 1756 } 1757 1758 int ssl3_peek(SSL *s, void *buf, int len) 1759 { 1760 return ssl3_read_internal(s, buf, len, 1); 1761 } 1762 1763 int ssl3_renegotiate(SSL *s) 1764 { 1765 if (s->handshake_func == NULL) 1766 return(1); 1767 1768 if (s->s3->flags & SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS) 1769 return(0); 1770 1771 s->s3->renegotiate=1; 1772 return(1); 1773 } 1774 1775 int ssl3_renegotiate_check(SSL *s) 1776 { 1777 int ret=0; 1778 1779 if (s->s3->renegotiate) 1780 { 1781 if ( (s->s3->rbuf.left == 0) && 1782 (s->s3->wbuf.left == 0) && 1783 !SSL_in_init(s)) 1784 { 1785 /* 1786 if we are the server, and we have sent a 'RENEGOTIATE' message, we 1787 need to go to SSL_ST_ACCEPT. 1788 */ 1789 /* SSL_ST_ACCEPT */ 1790 s->state=SSL_ST_RENEGOTIATE; 1791 s->s3->renegotiate=0; 1792 s->s3->num_renegotiations++; 1793 s->s3->total_renegotiations++; 1794 ret=1; 1795 } 1796 } 1797 return(ret); 1798 } 1799 1800