1 /* ssl/ssl_asn1.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 2005 Nokia. All rights reserved. 60 * 61 * The portions of the attached software ("Contribution") is developed by 62 * Nokia Corporation and is licensed pursuant to the OpenSSL open source 63 * license. 64 * 65 * The Contribution, originally written by Mika Kousa and Pasi Eronen of 66 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites 67 * support (see RFC 4279) to OpenSSL. 68 * 69 * No patent licenses or other rights except those expressly stated in 70 * the OpenSSL open source license shall be deemed granted or received 71 * expressly, by implication, estoppel, or otherwise. 72 * 73 * No assurances are provided by Nokia that the Contribution does not 74 * infringe the patent or other intellectual property rights of any third 75 * party or that the license provides you with all the necessary rights 76 * to make use of the Contribution. 77 * 78 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN 79 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA 80 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY 81 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR 82 * OTHERWISE. 83 */ 84 85 #include <stdio.h> 86 #include <stdlib.h> 87 #include "ssl_locl.h" 88 #include <openssl/asn1_mac.h> 89 #include <openssl/objects.h> 90 #include <openssl/x509.h> 91 92 typedef struct ssl_session_asn1_st 93 { 94 ASN1_INTEGER version; 95 ASN1_INTEGER ssl_version; 96 ASN1_OCTET_STRING cipher; 97 ASN1_OCTET_STRING comp_id; 98 ASN1_OCTET_STRING master_key; 99 ASN1_OCTET_STRING session_id; 100 ASN1_OCTET_STRING session_id_context; 101 ASN1_OCTET_STRING key_arg; 102 #ifndef OPENSSL_NO_KRB5 103 ASN1_OCTET_STRING krb5_princ; 104 #endif /* OPENSSL_NO_KRB5 */ 105 ASN1_INTEGER time; 106 ASN1_INTEGER timeout; 107 ASN1_INTEGER verify_result; 108 #ifndef OPENSSL_NO_TLSEXT 109 ASN1_OCTET_STRING tlsext_hostname; 110 ASN1_INTEGER tlsext_tick_lifetime; 111 ASN1_OCTET_STRING tlsext_tick; 112 #endif /* OPENSSL_NO_TLSEXT */ 113 #ifndef OPENSSL_NO_PSK 114 ASN1_OCTET_STRING psk_identity_hint; 115 ASN1_OCTET_STRING psk_identity; 116 #endif /* OPENSSL_NO_PSK */ 117 #ifndef OPENSSL_NO_SRP 118 ASN1_OCTET_STRING srp_username; 119 #endif /* OPENSSL_NO_SRP */ 120 } SSL_SESSION_ASN1; 121 122 int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp) 123 { 124 #define LSIZE2 (sizeof(long)*2) 125 int v1=0,v2=0,v3=0,v4=0,v5=0,v7=0,v8=0; 126 unsigned char buf[4],ibuf1[LSIZE2],ibuf2[LSIZE2]; 127 unsigned char ibuf3[LSIZE2],ibuf4[LSIZE2],ibuf5[LSIZE2]; 128 #ifndef OPENSSL_NO_TLSEXT 129 int v6=0,v9=0,v10=0; 130 unsigned char ibuf6[LSIZE2]; 131 #endif 132 #ifndef OPENSSL_NO_COMP 133 unsigned char cbuf; 134 int v11=0; 135 #endif 136 #ifndef OPENSSL_NO_SRP 137 int v12=0; 138 #endif 139 long l; 140 SSL_SESSION_ASN1 a; 141 M_ASN1_I2D_vars(in); 142 143 if ((in == NULL) || ((in->cipher == NULL) && (in->cipher_id == 0))) 144 return(0); 145 146 /* Note that I cheat in the following 2 assignments. I know 147 * that if the ASN1_INTEGER passed to ASN1_INTEGER_set 148 * is > sizeof(long)+1, the buffer will not be re-OPENSSL_malloc()ed. 149 * This is a bit evil but makes things simple, no dynamic allocation 150 * to clean up :-) */ 151 a.version.length=LSIZE2; 152 a.version.type=V_ASN1_INTEGER; 153 a.version.data=ibuf1; 154 ASN1_INTEGER_set(&(a.version),SSL_SESSION_ASN1_VERSION); 155 156 a.ssl_version.length=LSIZE2; 157 a.ssl_version.type=V_ASN1_INTEGER; 158 a.ssl_version.data=ibuf2; 159 ASN1_INTEGER_set(&(a.ssl_version),in->ssl_version); 160 161 a.cipher.type=V_ASN1_OCTET_STRING; 162 a.cipher.data=buf; 163 164 if (in->cipher == NULL) 165 l=in->cipher_id; 166 else 167 l=in->cipher->id; 168 if (in->ssl_version == SSL2_VERSION) 169 { 170 a.cipher.length=3; 171 buf[0]=((unsigned char)(l>>16L))&0xff; 172 buf[1]=((unsigned char)(l>> 8L))&0xff; 173 buf[2]=((unsigned char)(l ))&0xff; 174 } 175 else 176 { 177 a.cipher.length=2; 178 buf[0]=((unsigned char)(l>>8L))&0xff; 179 buf[1]=((unsigned char)(l ))&0xff; 180 } 181 182 #ifndef OPENSSL_NO_COMP 183 if (in->compress_meth) 184 { 185 cbuf = (unsigned char)in->compress_meth; 186 a.comp_id.length = 1; 187 a.comp_id.type = V_ASN1_OCTET_STRING; 188 a.comp_id.data = &cbuf; 189 } 190 #endif 191 192 a.master_key.length=in->master_key_length; 193 a.master_key.type=V_ASN1_OCTET_STRING; 194 a.master_key.data=in->master_key; 195 196 a.session_id.length=in->session_id_length; 197 a.session_id.type=V_ASN1_OCTET_STRING; 198 a.session_id.data=in->session_id; 199 200 a.session_id_context.length=in->sid_ctx_length; 201 a.session_id_context.type=V_ASN1_OCTET_STRING; 202 a.session_id_context.data=in->sid_ctx; 203 204 a.key_arg.length=in->key_arg_length; 205 a.key_arg.type=V_ASN1_OCTET_STRING; 206 a.key_arg.data=in->key_arg; 207 208 #ifndef OPENSSL_NO_KRB5 209 if (in->krb5_client_princ_len) 210 { 211 a.krb5_princ.length=in->krb5_client_princ_len; 212 a.krb5_princ.type=V_ASN1_OCTET_STRING; 213 a.krb5_princ.data=in->krb5_client_princ; 214 } 215 #endif /* OPENSSL_NO_KRB5 */ 216 217 if (in->time != 0L) 218 { 219 a.time.length=LSIZE2; 220 a.time.type=V_ASN1_INTEGER; 221 a.time.data=ibuf3; 222 ASN1_INTEGER_set(&(a.time),in->time); 223 } 224 225 if (in->timeout != 0L) 226 { 227 a.timeout.length=LSIZE2; 228 a.timeout.type=V_ASN1_INTEGER; 229 a.timeout.data=ibuf4; 230 ASN1_INTEGER_set(&(a.timeout),in->timeout); 231 } 232 233 if (in->verify_result != X509_V_OK) 234 { 235 a.verify_result.length=LSIZE2; 236 a.verify_result.type=V_ASN1_INTEGER; 237 a.verify_result.data=ibuf5; 238 ASN1_INTEGER_set(&a.verify_result,in->verify_result); 239 } 240 241 #ifndef OPENSSL_NO_TLSEXT 242 if (in->tlsext_hostname) 243 { 244 a.tlsext_hostname.length=strlen(in->tlsext_hostname); 245 a.tlsext_hostname.type=V_ASN1_OCTET_STRING; 246 a.tlsext_hostname.data=(unsigned char *)in->tlsext_hostname; 247 } 248 if (in->tlsext_tick) 249 { 250 a.tlsext_tick.length= in->tlsext_ticklen; 251 a.tlsext_tick.type=V_ASN1_OCTET_STRING; 252 a.tlsext_tick.data=(unsigned char *)in->tlsext_tick; 253 } 254 if (in->tlsext_tick_lifetime_hint > 0) 255 { 256 a.tlsext_tick_lifetime.length=LSIZE2; 257 a.tlsext_tick_lifetime.type=V_ASN1_INTEGER; 258 a.tlsext_tick_lifetime.data=ibuf6; 259 ASN1_INTEGER_set(&a.tlsext_tick_lifetime,in->tlsext_tick_lifetime_hint); 260 } 261 #endif /* OPENSSL_NO_TLSEXT */ 262 #ifndef OPENSSL_NO_PSK 263 if (in->psk_identity_hint) 264 { 265 a.psk_identity_hint.length=strlen(in->psk_identity_hint); 266 a.psk_identity_hint.type=V_ASN1_OCTET_STRING; 267 a.psk_identity_hint.data=(unsigned char *)(in->psk_identity_hint); 268 } 269 if (in->psk_identity) 270 { 271 a.psk_identity.length=strlen(in->psk_identity); 272 a.psk_identity.type=V_ASN1_OCTET_STRING; 273 a.psk_identity.data=(unsigned char *)(in->psk_identity); 274 } 275 #endif /* OPENSSL_NO_PSK */ 276 #ifndef OPENSSL_NO_SRP 277 if (in->srp_username) 278 { 279 a.srp_username.length=strlen(in->srp_username); 280 a.srp_username.type=V_ASN1_OCTET_STRING; 281 a.srp_username.data=(unsigned char *)(in->srp_username); 282 } 283 #endif /* OPENSSL_NO_SRP */ 284 285 M_ASN1_I2D_len(&(a.version), i2d_ASN1_INTEGER); 286 M_ASN1_I2D_len(&(a.ssl_version), i2d_ASN1_INTEGER); 287 M_ASN1_I2D_len(&(a.cipher), i2d_ASN1_OCTET_STRING); 288 M_ASN1_I2D_len(&(a.session_id), i2d_ASN1_OCTET_STRING); 289 M_ASN1_I2D_len(&(a.master_key), i2d_ASN1_OCTET_STRING); 290 #ifndef OPENSSL_NO_KRB5 291 if (in->krb5_client_princ_len) 292 M_ASN1_I2D_len(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); 293 #endif /* OPENSSL_NO_KRB5 */ 294 if (in->key_arg_length > 0) 295 M_ASN1_I2D_len_IMP_opt(&(a.key_arg),i2d_ASN1_OCTET_STRING); 296 if (in->time != 0L) 297 M_ASN1_I2D_len_EXP_opt(&(a.time),i2d_ASN1_INTEGER,1,v1); 298 if (in->timeout != 0L) 299 M_ASN1_I2D_len_EXP_opt(&(a.timeout),i2d_ASN1_INTEGER,2,v2); 300 if (in->peer != NULL) 301 M_ASN1_I2D_len_EXP_opt(in->peer,i2d_X509,3,v3); 302 M_ASN1_I2D_len_EXP_opt(&a.session_id_context,i2d_ASN1_OCTET_STRING,4,v4); 303 if (in->verify_result != X509_V_OK) 304 M_ASN1_I2D_len_EXP_opt(&(a.verify_result),i2d_ASN1_INTEGER,5,v5); 305 306 #ifndef OPENSSL_NO_TLSEXT 307 if (in->tlsext_tick_lifetime_hint > 0) 308 M_ASN1_I2D_len_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER,9,v9); 309 if (in->tlsext_tick) 310 M_ASN1_I2D_len_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING,10,v10); 311 if (in->tlsext_hostname) 312 M_ASN1_I2D_len_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING,6,v6); 313 #ifndef OPENSSL_NO_COMP 314 if (in->compress_meth) 315 M_ASN1_I2D_len_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING,11,v11); 316 #endif 317 #endif /* OPENSSL_NO_TLSEXT */ 318 #ifndef OPENSSL_NO_PSK 319 if (in->psk_identity_hint) 320 M_ASN1_I2D_len_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING,7,v7); 321 if (in->psk_identity) 322 M_ASN1_I2D_len_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING,8,v8); 323 #endif /* OPENSSL_NO_PSK */ 324 #ifndef OPENSSL_NO_SRP 325 if (in->srp_username) 326 M_ASN1_I2D_len_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING,12,v12); 327 #endif /* OPENSSL_NO_SRP */ 328 329 M_ASN1_I2D_seq_total(); 330 331 M_ASN1_I2D_put(&(a.version), i2d_ASN1_INTEGER); 332 M_ASN1_I2D_put(&(a.ssl_version), i2d_ASN1_INTEGER); 333 M_ASN1_I2D_put(&(a.cipher), i2d_ASN1_OCTET_STRING); 334 M_ASN1_I2D_put(&(a.session_id), i2d_ASN1_OCTET_STRING); 335 M_ASN1_I2D_put(&(a.master_key), i2d_ASN1_OCTET_STRING); 336 #ifndef OPENSSL_NO_KRB5 337 if (in->krb5_client_princ_len) 338 M_ASN1_I2D_put(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); 339 #endif /* OPENSSL_NO_KRB5 */ 340 if (in->key_arg_length > 0) 341 M_ASN1_I2D_put_IMP_opt(&(a.key_arg),i2d_ASN1_OCTET_STRING,0); 342 if (in->time != 0L) 343 M_ASN1_I2D_put_EXP_opt(&(a.time),i2d_ASN1_INTEGER,1,v1); 344 if (in->timeout != 0L) 345 M_ASN1_I2D_put_EXP_opt(&(a.timeout),i2d_ASN1_INTEGER,2,v2); 346 if (in->peer != NULL) 347 M_ASN1_I2D_put_EXP_opt(in->peer,i2d_X509,3,v3); 348 M_ASN1_I2D_put_EXP_opt(&a.session_id_context,i2d_ASN1_OCTET_STRING,4, 349 v4); 350 if (in->verify_result != X509_V_OK) 351 M_ASN1_I2D_put_EXP_opt(&a.verify_result,i2d_ASN1_INTEGER,5,v5); 352 #ifndef OPENSSL_NO_TLSEXT 353 if (in->tlsext_hostname) 354 M_ASN1_I2D_put_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING,6,v6); 355 #endif /* OPENSSL_NO_TLSEXT */ 356 #ifndef OPENSSL_NO_PSK 357 if (in->psk_identity_hint) 358 M_ASN1_I2D_put_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING,7,v7); 359 if (in->psk_identity) 360 M_ASN1_I2D_put_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING,8,v8); 361 #endif /* OPENSSL_NO_PSK */ 362 #ifndef OPENSSL_NO_TLSEXT 363 if (in->tlsext_tick_lifetime_hint > 0) 364 M_ASN1_I2D_put_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER,9,v9); 365 if (in->tlsext_tick) 366 M_ASN1_I2D_put_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING,10,v10); 367 #endif /* OPENSSL_NO_TLSEXT */ 368 #ifndef OPENSSL_NO_COMP 369 if (in->compress_meth) 370 M_ASN1_I2D_put_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING,11,v11); 371 #endif 372 #ifndef OPENSSL_NO_SRP 373 if (in->srp_username) 374 M_ASN1_I2D_put_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING,12,v12); 375 #endif /* OPENSSL_NO_SRP */ 376 M_ASN1_I2D_finish(); 377 } 378 379 SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp, 380 long length) 381 { 382 int ssl_version=0,i; 383 long id; 384 ASN1_INTEGER ai,*aip; 385 ASN1_OCTET_STRING os,*osp; 386 M_ASN1_D2I_vars(a,SSL_SESSION *,SSL_SESSION_new); 387 388 aip= &ai; 389 osp= &os; 390 391 M_ASN1_D2I_Init(); 392 M_ASN1_D2I_start_sequence(); 393 394 ai.data=NULL; ai.length=0; 395 M_ASN1_D2I_get_x(ASN1_INTEGER,aip,d2i_ASN1_INTEGER); 396 if (ai.data != NULL) { OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; } 397 398 /* we don't care about the version right now :-) */ 399 M_ASN1_D2I_get_x(ASN1_INTEGER,aip,d2i_ASN1_INTEGER); 400 ssl_version=(int)ASN1_INTEGER_get(aip); 401 ret->ssl_version=ssl_version; 402 if (ai.data != NULL) { OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; } 403 404 os.data=NULL; os.length=0; 405 M_ASN1_D2I_get_x(ASN1_OCTET_STRING,osp,d2i_ASN1_OCTET_STRING); 406 if (ssl_version == SSL2_VERSION) 407 { 408 if (os.length != 3) 409 { 410 c.error=SSL_R_CIPHER_CODE_WRONG_LENGTH; 411 c.line=__LINE__; 412 goto err; 413 } 414 id=0x02000000L| 415 ((unsigned long)os.data[0]<<16L)| 416 ((unsigned long)os.data[1]<< 8L)| 417 (unsigned long)os.data[2]; 418 } 419 else if ((ssl_version>>8) >= SSL3_VERSION_MAJOR) 420 { 421 if (os.length != 2) 422 { 423 c.error=SSL_R_CIPHER_CODE_WRONG_LENGTH; 424 c.line=__LINE__; 425 goto err; 426 } 427 id=0x03000000L| 428 ((unsigned long)os.data[0]<<8L)| 429 (unsigned long)os.data[1]; 430 } 431 else 432 { 433 c.error=SSL_R_UNKNOWN_SSL_VERSION; 434 c.line=__LINE__; 435 goto err; 436 } 437 438 ret->cipher=NULL; 439 ret->cipher_id=id; 440 441 M_ASN1_D2I_get_x(ASN1_OCTET_STRING,osp,d2i_ASN1_OCTET_STRING); 442 if ((ssl_version>>8) >= SSL3_VERSION_MAJOR) 443 i=SSL3_MAX_SSL_SESSION_ID_LENGTH; 444 else /* if (ssl_version>>8 == SSL2_VERSION_MAJOR) */ 445 i=SSL2_MAX_SSL_SESSION_ID_LENGTH; 446 447 if (os.length > i) 448 os.length = i; 449 if (os.length > (int)sizeof(ret->session_id)) /* can't happen */ 450 os.length = sizeof(ret->session_id); 451 452 ret->session_id_length=os.length; 453 OPENSSL_assert(os.length <= (int)sizeof(ret->session_id)); 454 memcpy(ret->session_id,os.data,os.length); 455 456 M_ASN1_D2I_get_x(ASN1_OCTET_STRING,osp,d2i_ASN1_OCTET_STRING); 457 if (os.length > SSL_MAX_MASTER_KEY_LENGTH) 458 ret->master_key_length=SSL_MAX_MASTER_KEY_LENGTH; 459 else 460 ret->master_key_length=os.length; 461 memcpy(ret->master_key,os.data,ret->master_key_length); 462 463 os.length=0; 464 465 #ifndef OPENSSL_NO_KRB5 466 os.length=0; 467 M_ASN1_D2I_get_opt(osp,d2i_ASN1_OCTET_STRING,V_ASN1_OCTET_STRING); 468 if (os.data) 469 { 470 if (os.length > SSL_MAX_KRB5_PRINCIPAL_LENGTH) 471 ret->krb5_client_princ_len=0; 472 else 473 ret->krb5_client_princ_len=os.length; 474 memcpy(ret->krb5_client_princ,os.data,ret->krb5_client_princ_len); 475 OPENSSL_free(os.data); 476 os.data = NULL; 477 os.length = 0; 478 } 479 else 480 ret->krb5_client_princ_len=0; 481 #endif /* OPENSSL_NO_KRB5 */ 482 483 M_ASN1_D2I_get_IMP_opt(osp,d2i_ASN1_OCTET_STRING,0,V_ASN1_OCTET_STRING); 484 if (os.length > SSL_MAX_KEY_ARG_LENGTH) 485 ret->key_arg_length=SSL_MAX_KEY_ARG_LENGTH; 486 else 487 ret->key_arg_length=os.length; 488 memcpy(ret->key_arg,os.data,ret->key_arg_length); 489 if (os.data != NULL) OPENSSL_free(os.data); 490 491 ai.length=0; 492 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,1); 493 if (ai.data != NULL) 494 { 495 ret->time=ASN1_INTEGER_get(aip); 496 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; 497 } 498 else 499 ret->time=(unsigned long)time(NULL); 500 501 ai.length=0; 502 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,2); 503 if (ai.data != NULL) 504 { 505 ret->timeout=ASN1_INTEGER_get(aip); 506 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; 507 } 508 else 509 ret->timeout=3; 510 511 if (ret->peer != NULL) 512 { 513 X509_free(ret->peer); 514 ret->peer=NULL; 515 } 516 M_ASN1_D2I_get_EXP_opt(ret->peer,d2i_X509,3); 517 518 os.length=0; 519 os.data=NULL; 520 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,4); 521 522 if(os.data != NULL) 523 { 524 if (os.length > SSL_MAX_SID_CTX_LENGTH) 525 { 526 c.error=SSL_R_BAD_LENGTH; 527 c.line=__LINE__; 528 goto err; 529 } 530 else 531 { 532 ret->sid_ctx_length=os.length; 533 memcpy(ret->sid_ctx,os.data,os.length); 534 } 535 OPENSSL_free(os.data); os.data=NULL; os.length=0; 536 } 537 else 538 ret->sid_ctx_length=0; 539 540 ai.length=0; 541 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,5); 542 if (ai.data != NULL) 543 { 544 ret->verify_result=ASN1_INTEGER_get(aip); 545 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; 546 } 547 else 548 ret->verify_result=X509_V_OK; 549 550 #ifndef OPENSSL_NO_TLSEXT 551 os.length=0; 552 os.data=NULL; 553 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,6); 554 if (os.data) 555 { 556 ret->tlsext_hostname = BUF_strndup((char *)os.data, os.length); 557 OPENSSL_free(os.data); 558 os.data = NULL; 559 os.length = 0; 560 } 561 else 562 ret->tlsext_hostname=NULL; 563 #endif /* OPENSSL_NO_TLSEXT */ 564 565 #ifndef OPENSSL_NO_PSK 566 os.length=0; 567 os.data=NULL; 568 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,7); 569 if (os.data) 570 { 571 ret->psk_identity_hint = BUF_strndup((char *)os.data, os.length); 572 OPENSSL_free(os.data); 573 os.data = NULL; 574 os.length = 0; 575 } 576 else 577 ret->psk_identity_hint=NULL; 578 579 os.length=0; 580 os.data=NULL; 581 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,8); 582 if (os.data) 583 { 584 ret->psk_identity = BUF_strndup((char *)os.data, os.length); 585 OPENSSL_free(os.data); 586 os.data = NULL; 587 os.length = 0; 588 } 589 else 590 ret->psk_identity=NULL; 591 #endif /* OPENSSL_NO_PSK */ 592 593 #ifndef OPENSSL_NO_TLSEXT 594 ai.length=0; 595 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,9); 596 if (ai.data != NULL) 597 { 598 ret->tlsext_tick_lifetime_hint=ASN1_INTEGER_get(aip); 599 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; 600 } 601 else if (ret->tlsext_ticklen && ret->session_id_length) 602 ret->tlsext_tick_lifetime_hint = -1; 603 else 604 ret->tlsext_tick_lifetime_hint=0; 605 os.length=0; 606 os.data=NULL; 607 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,10); 608 if (os.data) 609 { 610 ret->tlsext_tick = os.data; 611 ret->tlsext_ticklen = os.length; 612 os.data = NULL; 613 os.length = 0; 614 } 615 else 616 ret->tlsext_tick=NULL; 617 #endif /* OPENSSL_NO_TLSEXT */ 618 #ifndef OPENSSL_NO_COMP 619 os.length=0; 620 os.data=NULL; 621 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,11); 622 if (os.data) 623 { 624 ret->compress_meth = os.data[0]; 625 OPENSSL_free(os.data); 626 os.data = NULL; 627 } 628 #endif 629 630 #ifndef OPENSSL_NO_SRP 631 os.length=0; 632 os.data=NULL; 633 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,12); 634 if (os.data) 635 { 636 ret->srp_username = BUF_strndup((char *)os.data, os.length); 637 OPENSSL_free(os.data); 638 os.data = NULL; 639 os.length = 0; 640 } 641 else 642 ret->srp_username=NULL; 643 #endif /* OPENSSL_NO_SRP */ 644 645 M_ASN1_D2I_Finish(a,SSL_SESSION_free,SSL_F_D2I_SSL_SESSION); 646 } 647