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| 1 /* ssl/s2_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) 1998-2007 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 #include "ssl_locl.h" | |
| 113 #ifndef OPENSSL_NO_SSL2 | |
| 114 #include <stdio.h> | |
| 115 #include <openssl/objects.h> | |
| 116 #include <openssl/evp.h> | |
| 117 #include <openssl/md5.h> | |
| 118 | |
| 119 const char ssl2_version_str[]="SSLv2" OPENSSL_VERSION_PTEXT; | |
| 120 | |
| 121 #define SSL2_NUM_CIPHERS (sizeof(ssl2_ciphers)/sizeof(SSL_CIPHER)) | |
| 122 | |
| 123 /* list of available SSLv2 ciphers (sorted by id) */ | |
| 124 OPENSSL_GLOBAL const SSL_CIPHER ssl2_ciphers[]={ | |
| 125 #if 0 | |
| 126 /* NULL_WITH_MD5 v3 */ | |
| 127 { | |
| 128 1, | |
| 129 SSL2_TXT_NULL_WITH_MD5, | |
| 130 SSL2_CK_NULL_WITH_MD5, | |
| 131 SSL_kRSA, | |
| 132 SSL_aRSA, | |
| 133 SSL_eNULL, | |
| 134 SSL_MD5, | |
| 135 SSL_SSLV2, | |
| 136 SSL_EXPORT|SSL_EXP40|SSL_STRONG_NONE, | |
| 137 0, | |
| 138 0, | |
| 139 0, | |
| 140 }, | |
| 141 #endif | |
| 142 | |
| 143 /* RC4_128_WITH_MD5 */ | |
| 144 { | |
| 145 1, | |
| 146 SSL2_TXT_RC4_128_WITH_MD5, | |
| 147 SSL2_CK_RC4_128_WITH_MD5, | |
| 148 SSL_kRSA, | |
| 149 SSL_aRSA, | |
| 150 SSL_RC4, | |
| 151 SSL_MD5, | |
| 152 SSL_SSLV2, | |
| 153 SSL_NOT_EXP|SSL_MEDIUM, | |
| 154 0, | |
| 155 128, | |
| 156 128, | |
| 157 }, | |
| 158 | |
| 159 /* RC4_128_EXPORT40_WITH_MD5 */ | |
| 160 { | |
| 161 1, | |
| 162 SSL2_TXT_RC4_128_EXPORT40_WITH_MD5, | |
| 163 SSL2_CK_RC4_128_EXPORT40_WITH_MD5, | |
| 164 SSL_kRSA, | |
| 165 SSL_aRSA, | |
| 166 SSL_RC4, | |
| 167 SSL_MD5, | |
| 168 SSL_SSLV2, | |
| 169 SSL_EXPORT|SSL_EXP40, | |
| 170 SSL2_CF_5_BYTE_ENC, | |
| 171 40, | |
| 172 128, | |
| 173 }, | |
| 174 | |
| 175 /* RC2_128_CBC_WITH_MD5 */ | |
| 176 { | |
| 177 1, | |
| 178 SSL2_TXT_RC2_128_CBC_WITH_MD5, | |
| 179 SSL2_CK_RC2_128_CBC_WITH_MD5, | |
| 180 SSL_kRSA, | |
| 181 SSL_aRSA, | |
| 182 SSL_RC2, | |
| 183 SSL_MD5, | |
| 184 SSL_SSLV2, | |
| 185 SSL_NOT_EXP|SSL_MEDIUM, | |
| 186 0, | |
| 187 128, | |
| 188 128, | |
| 189 }, | |
| 190 | |
| 191 /* RC2_128_CBC_EXPORT40_WITH_MD5 */ | |
| 192 { | |
| 193 1, | |
| 194 SSL2_TXT_RC2_128_CBC_EXPORT40_WITH_MD5, | |
| 195 SSL2_CK_RC2_128_CBC_EXPORT40_WITH_MD5, | |
| 196 SSL_kRSA, | |
| 197 SSL_aRSA, | |
| 198 SSL_RC2, | |
| 199 SSL_MD5, | |
| 200 SSL_SSLV2, | |
| 201 SSL_EXPORT|SSL_EXP40, | |
| 202 SSL2_CF_5_BYTE_ENC, | |
| 203 40, | |
| 204 128, | |
| 205 }, | |
| 206 | |
| 207 #ifndef OPENSSL_NO_IDEA | |
| 208 /* IDEA_128_CBC_WITH_MD5 */ | |
| 209 { | |
| 210 1, | |
| 211 SSL2_TXT_IDEA_128_CBC_WITH_MD5, | |
| 212 SSL2_CK_IDEA_128_CBC_WITH_MD5, | |
| 213 SSL_kRSA, | |
| 214 SSL_aRSA, | |
| 215 SSL_IDEA, | |
| 216 SSL_MD5, | |
| 217 SSL_SSLV2, | |
| 218 SSL_NOT_EXP|SSL_MEDIUM, | |
| 219 0, | |
| 220 128, | |
| 221 128, | |
| 222 }, | |
| 223 #endif | |
| 224 | |
| 225 /* DES_64_CBC_WITH_MD5 */ | |
| 226 { | |
| 227 1, | |
| 228 SSL2_TXT_DES_64_CBC_WITH_MD5, | |
| 229 SSL2_CK_DES_64_CBC_WITH_MD5, | |
| 230 SSL_kRSA, | |
| 231 SSL_aRSA, | |
| 232 SSL_DES, | |
| 233 SSL_MD5, | |
| 234 SSL_SSLV2, | |
| 235 SSL_NOT_EXP|SSL_LOW, | |
| 236 0, | |
| 237 56, | |
| 238 56, | |
| 239 }, | |
| 240 | |
| 241 /* DES_192_EDE3_CBC_WITH_MD5 */ | |
| 242 { | |
| 243 1, | |
| 244 SSL2_TXT_DES_192_EDE3_CBC_WITH_MD5, | |
| 245 SSL2_CK_DES_192_EDE3_CBC_WITH_MD5, | |
| 246 SSL_kRSA, | |
| 247 SSL_aRSA, | |
| 248 SSL_3DES, | |
| 249 SSL_MD5, | |
| 250 SSL_SSLV2, | |
| 251 SSL_NOT_EXP|SSL_HIGH, | |
| 252 0, | |
| 253 168, | |
| 254 168, | |
| 255 }, | |
| 256 | |
| 257 #if 0 | |
| 258 /* RC4_64_WITH_MD5 */ | |
| 259 { | |
| 260 1, | |
| 261 SSL2_TXT_RC4_64_WITH_MD5, | |
| 262 SSL2_CK_RC4_64_WITH_MD5, | |
| 263 SSL_kRSA, | |
| 264 SSL_aRSA, | |
| 265 SSL_RC4, | |
| 266 SSL_MD5, | |
| 267 SSL_SSLV2, | |
| 268 SSL_NOT_EXP|SSL_LOW, | |
| 269 SSL2_CF_8_BYTE_ENC, | |
| 270 64, | |
| 271 64, | |
| 272 }, | |
| 273 #endif | |
| 274 | |
| 275 #if 0 | |
| 276 /* NULL SSLeay (testing) */ | |
| 277 { | |
| 278 0, | |
| 279 SSL2_TXT_NULL, | |
| 280 SSL2_CK_NULL, | |
| 281 0, | |
| 282 0, | |
| 283 0, | |
| 284 0, | |
| 285 SSL_SSLV2, | |
| 286 SSL_STRONG_NONE, | |
| 287 0, | |
| 288 0, | |
| 289 0, | |
| 290 }, | |
| 291 #endif | |
| 292 | |
| 293 /* end of list :-) */ | |
| 294 }; | |
| 295 | |
| 296 long ssl2_default_timeout(void) | |
| 297 { | |
| 298 return(300); | |
| 299 } | |
| 300 | |
| 301 int ssl2_num_ciphers(void) | |
| 302 { | |
| 303 return(SSL2_NUM_CIPHERS); | |
| 304 } | |
| 305 | |
| 306 const SSL_CIPHER *ssl2_get_cipher(unsigned int u) | |
| 307 { | |
| 308 if (u < SSL2_NUM_CIPHERS) | |
| 309 return(&(ssl2_ciphers[SSL2_NUM_CIPHERS-1-u])); | |
| 310 else | |
| 311 return(NULL); | |
| 312 } | |
| 313 | |
| 314 int ssl2_pending(const SSL *s) | |
| 315 { | |
| 316 return SSL_in_init(s) ? 0 : s->s2->ract_data_length; | |
| 317 } | |
| 318 | |
| 319 int ssl2_new(SSL *s) | |
| 320 { | |
| 321 SSL2_STATE *s2; | |
| 322 | |
| 323 if ((s2=OPENSSL_malloc(sizeof *s2)) == NULL) goto err; | |
| 324 memset(s2,0,sizeof *s2); | |
| 325 | |
| 326 #if SSL2_MAX_RECORD_LENGTH_3_BYTE_HEADER + 3 > SSL2_MAX_RECORD_LENGTH_2_BYTE_HEA
DER + 2 | |
| 327 # error "assertion failed" | |
| 328 #endif | |
| 329 | |
| 330 if ((s2->rbuf=OPENSSL_malloc( | |
| 331 SSL2_MAX_RECORD_LENGTH_2_BYTE_HEADER+2)) == NULL) goto err; | |
| 332 /* wbuf needs one byte more because when using two-byte headers, | |
| 333 * we leave the first byte unused in do_ssl_write (s2_pkt.c) */ | |
| 334 if ((s2->wbuf=OPENSSL_malloc( | |
| 335 SSL2_MAX_RECORD_LENGTH_2_BYTE_HEADER+3)) == NULL) goto err; | |
| 336 s->s2=s2; | |
| 337 | |
| 338 ssl2_clear(s); | |
| 339 return(1); | |
| 340 err: | |
| 341 if (s2 != NULL) | |
| 342 { | |
| 343 if (s2->wbuf != NULL) OPENSSL_free(s2->wbuf); | |
| 344 if (s2->rbuf != NULL) OPENSSL_free(s2->rbuf); | |
| 345 OPENSSL_free(s2); | |
| 346 } | |
| 347 return(0); | |
| 348 } | |
| 349 | |
| 350 void ssl2_free(SSL *s) | |
| 351 { | |
| 352 SSL2_STATE *s2; | |
| 353 | |
| 354 if(s == NULL) | |
| 355 return; | |
| 356 | |
| 357 s2=s->s2; | |
| 358 if (s2->rbuf != NULL) OPENSSL_free(s2->rbuf); | |
| 359 if (s2->wbuf != NULL) OPENSSL_free(s2->wbuf); | |
| 360 OPENSSL_cleanse(s2,sizeof *s2); | |
| 361 OPENSSL_free(s2); | |
| 362 s->s2=NULL; | |
| 363 } | |
| 364 | |
| 365 void ssl2_clear(SSL *s) | |
| 366 { | |
| 367 SSL2_STATE *s2; | |
| 368 unsigned char *rbuf,*wbuf; | |
| 369 | |
| 370 s2=s->s2; | |
| 371 | |
| 372 rbuf=s2->rbuf; | |
| 373 wbuf=s2->wbuf; | |
| 374 | |
| 375 memset(s2,0,sizeof *s2); | |
| 376 | |
| 377 s2->rbuf=rbuf; | |
| 378 s2->wbuf=wbuf; | |
| 379 s2->clear_text=1; | |
| 380 s->packet=s2->rbuf; | |
| 381 s->version=SSL2_VERSION; | |
| 382 s->packet_length=0; | |
| 383 } | |
| 384 | |
| 385 long ssl2_ctrl(SSL *s, int cmd, long larg, void *parg) | |
| 386 { | |
| 387 int ret=0; | |
| 388 | |
| 389 switch(cmd) | |
| 390 { | |
| 391 case SSL_CTRL_GET_SESSION_REUSED: | |
| 392 ret=s->hit; | |
| 393 break; | |
| 394 default: | |
| 395 break; | |
| 396 } | |
| 397 return(ret); | |
| 398 } | |
| 399 | |
| 400 long ssl2_callback_ctrl(SSL *s, int cmd, void (*fp)(void)) | |
| 401 { | |
| 402 return(0); | |
| 403 } | |
| 404 | |
| 405 long ssl2_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg) | |
| 406 { | |
| 407 return(0); | |
| 408 } | |
| 409 | |
| 410 long ssl2_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)(void)) | |
| 411 { | |
| 412 return(0); | |
| 413 } | |
| 414 | |
| 415 /* This function needs to check if the ciphers required are actually | |
| 416 * available */ | |
| 417 const SSL_CIPHER *ssl2_get_cipher_by_char(const unsigned char *p) | |
| 418 { | |
| 419 SSL_CIPHER c; | |
| 420 const SSL_CIPHER *cp; | |
| 421 unsigned long id; | |
| 422 | |
| 423 id=0x02000000L|((unsigned long)p[0]<<16L)| | |
| 424 ((unsigned long)p[1]<<8L)|(unsigned long)p[2]; | |
| 425 c.id=id; | |
| 426 cp = OBJ_bsearch_ssl_cipher_id(&c, ssl2_ciphers, SSL2_NUM_CIPHERS); | |
| 427 if ((cp == NULL) || (cp->valid == 0)) | |
| 428 return NULL; | |
| 429 else | |
| 430 return cp; | |
| 431 } | |
| 432 | |
| 433 int ssl2_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p) | |
| 434 { | |
| 435 long l; | |
| 436 | |
| 437 if (p != NULL) | |
| 438 { | |
| 439 l=c->id; | |
| 440 if ((l & 0xff000000) != 0x02000000) return(0); | |
| 441 p[0]=((unsigned char)(l>>16L))&0xFF; | |
| 442 p[1]=((unsigned char)(l>> 8L))&0xFF; | |
| 443 p[2]=((unsigned char)(l ))&0xFF; | |
| 444 } | |
| 445 return(3); | |
| 446 } | |
| 447 | |
| 448 int ssl2_generate_key_material(SSL *s) | |
| 449 { | |
| 450 unsigned int i; | |
| 451 EVP_MD_CTX ctx; | |
| 452 unsigned char *km; | |
| 453 unsigned char c='0'; | |
| 454 const EVP_MD *md5; | |
| 455 int md_size; | |
| 456 | |
| 457 md5 = EVP_md5(); | |
| 458 | |
| 459 #ifdef CHARSET_EBCDIC | |
| 460 c = os_toascii['0']; /* Must be an ASCII '0', not EBCDIC '0', | |
| 461 see SSLv2 docu */ | |
| 462 #endif | |
| 463 EVP_MD_CTX_init(&ctx); | |
| 464 km=s->s2->key_material; | |
| 465 | |
| 466 if (s->session->master_key_length < 0 || | |
| 467 s->session->master_key_length > (int)sizeof(s->session->
master_key)) | |
| 468 { | |
| 469 SSLerr(SSL_F_SSL2_GENERATE_KEY_MATERIAL, ERR_R_INTERNAL_ERROR); | |
| 470 return 0; | |
| 471 } | |
| 472 md_size = EVP_MD_size(md5); | |
| 473 if (md_size < 0) | |
| 474 return 0; | |
| 475 for (i=0; i<s->s2->key_material_length; i += md_size) | |
| 476 { | |
| 477 if (((km - s->s2->key_material) + md_size) > | |
| 478 (int)sizeof(s->s2->key_material)) | |
| 479 { | |
| 480 /* EVP_DigestFinal_ex() below would write beyond buffer
*/ | |
| 481 SSLerr(SSL_F_SSL2_GENERATE_KEY_MATERIAL, ERR_R_INTERNAL_
ERROR); | |
| 482 return 0; | |
| 483 } | |
| 484 | |
| 485 EVP_DigestInit_ex(&ctx, md5, NULL); | |
| 486 | |
| 487 OPENSSL_assert(s->session->master_key_length >= 0 | |
| 488 && s->session->master_key_length | |
| 489 < (int)sizeof(s->session->master_key)); | |
| 490 EVP_DigestUpdate(&ctx,s->session->master_key,s->session->master_
key_length); | |
| 491 EVP_DigestUpdate(&ctx,&c,1); | |
| 492 c++; | |
| 493 EVP_DigestUpdate(&ctx,s->s2->challenge,s->s2->challenge_length); | |
| 494 EVP_DigestUpdate(&ctx,s->s2->conn_id,s->s2->conn_id_length); | |
| 495 EVP_DigestFinal_ex(&ctx,km,NULL); | |
| 496 km += md_size; | |
| 497 } | |
| 498 | |
| 499 EVP_MD_CTX_cleanup(&ctx); | |
| 500 return 1; | |
| 501 } | |
| 502 | |
| 503 void ssl2_return_error(SSL *s, int err) | |
| 504 { | |
| 505 if (!s->error) | |
| 506 { | |
| 507 s->error=3; | |
| 508 s->error_code=err; | |
| 509 | |
| 510 ssl2_write_error(s); | |
| 511 } | |
| 512 } | |
| 513 | |
| 514 | |
| 515 void ssl2_write_error(SSL *s) | |
| 516 { | |
| 517 unsigned char buf[3]; | |
| 518 int i,error; | |
| 519 | |
| 520 buf[0]=SSL2_MT_ERROR; | |
| 521 buf[1]=(s->error_code>>8)&0xff; | |
| 522 buf[2]=(s->error_code)&0xff; | |
| 523 | |
| 524 /* state=s->rwstate;*/ | |
| 525 | |
| 526 error=s->error; /* number of bytes left to write */ | |
| 527 s->error=0; | |
| 528 OPENSSL_assert(error >= 0 && error <= (int)sizeof(buf)); | |
| 529 i=ssl2_write(s,&(buf[3-error]),error); | |
| 530 | |
| 531 /* if (i == error) s->rwstate=state; */ | |
| 532 | |
| 533 if (i < 0) | |
| 534 s->error=error; | |
| 535 else | |
| 536 { | |
| 537 s->error=error-i; | |
| 538 | |
| 539 if (s->error == 0) | |
| 540 if (s->msg_callback) | |
| 541 s->msg_callback(1, s->version, 0, buf, 3, s, s->
msg_callback_arg); /* ERROR */ | |
| 542 } | |
| 543 } | |
| 544 | |
| 545 int ssl2_shutdown(SSL *s) | |
| 546 { | |
| 547 s->shutdown=(SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); | |
| 548 return(1); | |
| 549 } | |
| 550 #else /* !OPENSSL_NO_SSL2 */ | |
| 551 | |
| 552 # if PEDANTIC | |
| 553 static void *dummy=&dummy; | |
| 554 # endif | |
| 555 | |
| 556 #endif | |
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Chromium Code Reviews
Issue 2072073002:
Delete bundled copy of OpenSSL and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/openssl@master