155714Skris/* ssl/ssl_asn1.c */ 255714Skris/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 355714Skris * All rights reserved. 455714Skris * 555714Skris * This package is an SSL implementation written 655714Skris * by Eric Young (eay@cryptsoft.com). 755714Skris * The implementation was written so as to conform with Netscapes SSL. 8296341Sdelphij * 955714Skris * This library is free for commercial and non-commercial use as long as 1055714Skris * the following conditions are aheared to. The following conditions 1155714Skris * apply to all code found in this distribution, be it the RC4, RSA, 1255714Skris * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1355714Skris * included with this distribution is covered by the same copyright terms 1455714Skris * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15296341Sdelphij * 1655714Skris * Copyright remains Eric Young's, and as such any Copyright notices in 1755714Skris * the code are not to be removed. 1855714Skris * If this package is used in a product, Eric Young should be given attribution 1955714Skris * as the author of the parts of the library used. 2055714Skris * This can be in the form of a textual message at program startup or 2155714Skris * in documentation (online or textual) provided with the package. 22296341Sdelphij * 2355714Skris * Redistribution and use in source and binary forms, with or without 2455714Skris * modification, are permitted provided that the following conditions 2555714Skris * are met: 2655714Skris * 1. Redistributions of source code must retain the copyright 2755714Skris * notice, this list of conditions and the following disclaimer. 2855714Skris * 2. Redistributions in binary form must reproduce the above copyright 2955714Skris * notice, this list of conditions and the following disclaimer in the 3055714Skris * documentation and/or other materials provided with the distribution. 3155714Skris * 3. All advertising materials mentioning features or use of this software 3255714Skris * must display the following acknowledgement: 3355714Skris * "This product includes cryptographic software written by 3455714Skris * Eric Young (eay@cryptsoft.com)" 3555714Skris * The word 'cryptographic' can be left out if the rouines from the library 3655714Skris * being used are not cryptographic related :-). 37296341Sdelphij * 4. If you include any Windows specific code (or a derivative thereof) from 3855714Skris * the apps directory (application code) you must include an acknowledgement: 3955714Skris * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40296341Sdelphij * 4155714Skris * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4255714Skris * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4355714Skris * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4455714Skris * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4555714Skris * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4655714Skris * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4755714Skris * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4855714Skris * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4955714Skris * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5055714Skris * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5155714Skris * SUCH DAMAGE. 52296341Sdelphij * 5355714Skris * The licence and distribution terms for any publically available version or 5455714Skris * derivative of this code cannot be changed. i.e. this code cannot simply be 5555714Skris * copied and put under another distribution licence 5655714Skris * [including the GNU Public Licence.] 5755714Skris */ 58238405Sjkim/* ==================================================================== 59238405Sjkim * Copyright 2005 Nokia. All rights reserved. 60238405Sjkim * 61238405Sjkim * The portions of the attached software ("Contribution") is developed by 62238405Sjkim * Nokia Corporation and is licensed pursuant to the OpenSSL open source 63238405Sjkim * license. 64238405Sjkim * 65238405Sjkim * The Contribution, originally written by Mika Kousa and Pasi Eronen of 66238405Sjkim * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites 67238405Sjkim * support (see RFC 4279) to OpenSSL. 68238405Sjkim * 69238405Sjkim * No patent licenses or other rights except those expressly stated in 70238405Sjkim * the OpenSSL open source license shall be deemed granted or received 71238405Sjkim * expressly, by implication, estoppel, or otherwise. 72238405Sjkim * 73238405Sjkim * No assurances are provided by Nokia that the Contribution does not 74238405Sjkim * infringe the patent or other intellectual property rights of any third 75238405Sjkim * party or that the license provides you with all the necessary rights 76238405Sjkim * to make use of the Contribution. 77238405Sjkim * 78238405Sjkim * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN 79238405Sjkim * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA 80238405Sjkim * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY 81238405Sjkim * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR 82238405Sjkim * OTHERWISE. 83238405Sjkim */ 8455714Skris 8555714Skris#include <stdio.h> 8655714Skris#include <stdlib.h> 87109998Smarkm#include "ssl_locl.h" 8855714Skris#include <openssl/asn1_mac.h> 8955714Skris#include <openssl/objects.h> 9059191Skris#include <openssl/x509.h> 9155714Skris 92296341Sdelphijtypedef struct ssl_session_asn1_st { 93296341Sdelphij ASN1_INTEGER version; 94296341Sdelphij ASN1_INTEGER ssl_version; 95296341Sdelphij ASN1_OCTET_STRING cipher; 96296341Sdelphij ASN1_OCTET_STRING comp_id; 97296341Sdelphij ASN1_OCTET_STRING master_key; 98296341Sdelphij ASN1_OCTET_STRING session_id; 99296341Sdelphij ASN1_OCTET_STRING session_id_context; 100296341Sdelphij ASN1_OCTET_STRING key_arg; 101109998Smarkm#ifndef OPENSSL_NO_KRB5 102296341Sdelphij ASN1_OCTET_STRING krb5_princ; 103296341Sdelphij#endif /* OPENSSL_NO_KRB5 */ 104296341Sdelphij ASN1_INTEGER time; 105296341Sdelphij ASN1_INTEGER timeout; 106296341Sdelphij ASN1_INTEGER verify_result; 107194206Ssimon#ifndef OPENSSL_NO_TLSEXT 108296341Sdelphij ASN1_OCTET_STRING tlsext_hostname; 109296341Sdelphij ASN1_INTEGER tlsext_tick_lifetime; 110296341Sdelphij ASN1_OCTET_STRING tlsext_tick; 111296341Sdelphij#endif /* OPENSSL_NO_TLSEXT */ 112238405Sjkim#ifndef OPENSSL_NO_PSK 113296341Sdelphij ASN1_OCTET_STRING psk_identity_hint; 114296341Sdelphij ASN1_OCTET_STRING psk_identity; 115296341Sdelphij#endif /* OPENSSL_NO_PSK */ 116238405Sjkim#ifndef OPENSSL_NO_SRP 117296341Sdelphij ASN1_OCTET_STRING srp_username; 118296341Sdelphij#endif /* OPENSSL_NO_SRP */ 119296341Sdelphij} SSL_SESSION_ASN1; 12055714Skris 12155714Skrisint i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp) 122296341Sdelphij{ 12355714Skris#define LSIZE2 (sizeof(long)*2) 124296341Sdelphij int v1 = 0, v2 = 0, v3 = 0, v4 = 0, v5 = 0, v7 = 0, v8 = 0; 125296341Sdelphij unsigned char buf[4], ibuf1[LSIZE2], ibuf2[LSIZE2]; 126296341Sdelphij unsigned char ibuf3[LSIZE2], ibuf4[LSIZE2], ibuf5[LSIZE2]; 127194206Ssimon#ifndef OPENSSL_NO_TLSEXT 128296341Sdelphij int v6 = 0, v9 = 0, v10 = 0; 129296341Sdelphij unsigned char ibuf6[LSIZE2]; 130194206Ssimon#endif 131205128Ssimon#ifndef OPENSSL_NO_COMP 132296341Sdelphij unsigned char cbuf; 133296341Sdelphij int v11 = 0; 134205128Ssimon#endif 135238405Sjkim#ifndef OPENSSL_NO_SRP 136296341Sdelphij int v12 = 0; 137238405Sjkim#endif 138296341Sdelphij long l; 139296341Sdelphij SSL_SESSION_ASN1 a; 140296341Sdelphij M_ASN1_I2D_vars(in); 14155714Skris 142296341Sdelphij if ((in == NULL) || ((in->cipher == NULL) && (in->cipher_id == 0))) 143296341Sdelphij return (0); 14455714Skris 145296341Sdelphij /* 146296341Sdelphij * Note that I cheat in the following 2 assignments. I know that if the 147296341Sdelphij * ASN1_INTEGER passed to ASN1_INTEGER_set is > sizeof(long)+1, the 148296341Sdelphij * buffer will not be re-OPENSSL_malloc()ed. This is a bit evil but makes 149296341Sdelphij * things simple, no dynamic allocation to clean up :-) 150296341Sdelphij */ 151296341Sdelphij a.version.length = LSIZE2; 152296341Sdelphij a.version.type = V_ASN1_INTEGER; 153296341Sdelphij a.version.data = ibuf1; 154296341Sdelphij ASN1_INTEGER_set(&(a.version), SSL_SESSION_ASN1_VERSION); 15555714Skris 156296341Sdelphij a.ssl_version.length = LSIZE2; 157296341Sdelphij a.ssl_version.type = V_ASN1_INTEGER; 158296341Sdelphij a.ssl_version.data = ibuf2; 159296341Sdelphij ASN1_INTEGER_set(&(a.ssl_version), in->ssl_version); 16055714Skris 161296341Sdelphij a.cipher.type = V_ASN1_OCTET_STRING; 162296341Sdelphij a.cipher.data = buf; 16355714Skris 164296341Sdelphij if (in->cipher == NULL) 165296341Sdelphij l = in->cipher_id; 166296341Sdelphij else 167296341Sdelphij l = in->cipher->id; 168296341Sdelphij if (in->ssl_version == SSL2_VERSION) { 169296341Sdelphij a.cipher.length = 3; 170296341Sdelphij buf[0] = ((unsigned char)(l >> 16L)) & 0xff; 171296341Sdelphij buf[1] = ((unsigned char)(l >> 8L)) & 0xff; 172296341Sdelphij buf[2] = ((unsigned char)(l)) & 0xff; 173296341Sdelphij } else { 174296341Sdelphij a.cipher.length = 2; 175296341Sdelphij buf[0] = ((unsigned char)(l >> 8L)) & 0xff; 176296341Sdelphij buf[1] = ((unsigned char)(l)) & 0xff; 177296341Sdelphij } 17855714Skris 179205128Ssimon#ifndef OPENSSL_NO_COMP 180296341Sdelphij if (in->compress_meth) { 181296341Sdelphij cbuf = (unsigned char)in->compress_meth; 182296341Sdelphij a.comp_id.length = 1; 183296341Sdelphij a.comp_id.type = V_ASN1_OCTET_STRING; 184296341Sdelphij a.comp_id.data = &cbuf; 185296341Sdelphij } 186205128Ssimon#endif 187205128Ssimon 188296341Sdelphij a.master_key.length = in->master_key_length; 189296341Sdelphij a.master_key.type = V_ASN1_OCTET_STRING; 190296341Sdelphij a.master_key.data = in->master_key; 19155714Skris 192296341Sdelphij a.session_id.length = in->session_id_length; 193296341Sdelphij a.session_id.type = V_ASN1_OCTET_STRING; 194296341Sdelphij a.session_id.data = in->session_id; 19555714Skris 196296341Sdelphij a.session_id_context.length = in->sid_ctx_length; 197296341Sdelphij a.session_id_context.type = V_ASN1_OCTET_STRING; 198296341Sdelphij a.session_id_context.data = in->sid_ctx; 19955714Skris 200296341Sdelphij a.key_arg.length = in->key_arg_length; 201296341Sdelphij a.key_arg.type = V_ASN1_OCTET_STRING; 202296341Sdelphij a.key_arg.data = in->key_arg; 20355714Skris 204109998Smarkm#ifndef OPENSSL_NO_KRB5 205296341Sdelphij if (in->krb5_client_princ_len) { 206296341Sdelphij a.krb5_princ.length = in->krb5_client_princ_len; 207296341Sdelphij a.krb5_princ.type = V_ASN1_OCTET_STRING; 208296341Sdelphij a.krb5_princ.data = in->krb5_client_princ; 209296341Sdelphij } 210296341Sdelphij#endif /* OPENSSL_NO_KRB5 */ 211238405Sjkim 212296341Sdelphij if (in->time != 0L) { 213296341Sdelphij a.time.length = LSIZE2; 214296341Sdelphij a.time.type = V_ASN1_INTEGER; 215296341Sdelphij a.time.data = ibuf3; 216296341Sdelphij ASN1_INTEGER_set(&(a.time), in->time); 217296341Sdelphij } 21855714Skris 219296341Sdelphij if (in->timeout != 0L) { 220296341Sdelphij a.timeout.length = LSIZE2; 221296341Sdelphij a.timeout.type = V_ASN1_INTEGER; 222296341Sdelphij a.timeout.data = ibuf4; 223296341Sdelphij ASN1_INTEGER_set(&(a.timeout), in->timeout); 224296341Sdelphij } 22555714Skris 226296341Sdelphij if (in->verify_result != X509_V_OK) { 227296341Sdelphij a.verify_result.length = LSIZE2; 228296341Sdelphij a.verify_result.type = V_ASN1_INTEGER; 229296341Sdelphij a.verify_result.data = ibuf5; 230296341Sdelphij ASN1_INTEGER_set(&a.verify_result, in->verify_result); 231296341Sdelphij } 232194206Ssimon#ifndef OPENSSL_NO_TLSEXT 233296341Sdelphij if (in->tlsext_hostname) { 234296341Sdelphij a.tlsext_hostname.length = strlen(in->tlsext_hostname); 235296341Sdelphij a.tlsext_hostname.type = V_ASN1_OCTET_STRING; 236296341Sdelphij a.tlsext_hostname.data = (unsigned char *)in->tlsext_hostname; 237296341Sdelphij } 238296341Sdelphij if (in->tlsext_tick) { 239296341Sdelphij a.tlsext_tick.length = in->tlsext_ticklen; 240296341Sdelphij a.tlsext_tick.type = V_ASN1_OCTET_STRING; 241296341Sdelphij a.tlsext_tick.data = (unsigned char *)in->tlsext_tick; 242296341Sdelphij } 243296341Sdelphij if (in->tlsext_tick_lifetime_hint > 0) { 244296341Sdelphij a.tlsext_tick_lifetime.length = LSIZE2; 245296341Sdelphij a.tlsext_tick_lifetime.type = V_ASN1_INTEGER; 246296341Sdelphij a.tlsext_tick_lifetime.data = ibuf6; 247296341Sdelphij ASN1_INTEGER_set(&a.tlsext_tick_lifetime, 248296341Sdelphij in->tlsext_tick_lifetime_hint); 249296341Sdelphij } 250296341Sdelphij#endif /* OPENSSL_NO_TLSEXT */ 251238405Sjkim#ifndef OPENSSL_NO_PSK 252296341Sdelphij if (in->psk_identity_hint) { 253296341Sdelphij a.psk_identity_hint.length = strlen(in->psk_identity_hint); 254296341Sdelphij a.psk_identity_hint.type = V_ASN1_OCTET_STRING; 255296341Sdelphij a.psk_identity_hint.data = (unsigned char *)(in->psk_identity_hint); 256296341Sdelphij } 257296341Sdelphij if (in->psk_identity) { 258296341Sdelphij a.psk_identity.length = strlen(in->psk_identity); 259296341Sdelphij a.psk_identity.type = V_ASN1_OCTET_STRING; 260296341Sdelphij a.psk_identity.data = (unsigned char *)(in->psk_identity); 261296341Sdelphij } 262296341Sdelphij#endif /* OPENSSL_NO_PSK */ 263238405Sjkim#ifndef OPENSSL_NO_SRP 264296341Sdelphij if (in->srp_username) { 265296341Sdelphij a.srp_username.length = strlen(in->srp_username); 266296341Sdelphij a.srp_username.type = V_ASN1_OCTET_STRING; 267296341Sdelphij a.srp_username.data = (unsigned char *)(in->srp_username); 268296341Sdelphij } 269296341Sdelphij#endif /* OPENSSL_NO_SRP */ 270238405Sjkim 271296341Sdelphij M_ASN1_I2D_len(&(a.version), i2d_ASN1_INTEGER); 272296341Sdelphij M_ASN1_I2D_len(&(a.ssl_version), i2d_ASN1_INTEGER); 273296341Sdelphij M_ASN1_I2D_len(&(a.cipher), i2d_ASN1_OCTET_STRING); 274296341Sdelphij M_ASN1_I2D_len(&(a.session_id), i2d_ASN1_OCTET_STRING); 275296341Sdelphij M_ASN1_I2D_len(&(a.master_key), i2d_ASN1_OCTET_STRING); 276109998Smarkm#ifndef OPENSSL_NO_KRB5 277296341Sdelphij if (in->krb5_client_princ_len) 278296341Sdelphij M_ASN1_I2D_len(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); 279296341Sdelphij#endif /* OPENSSL_NO_KRB5 */ 280296341Sdelphij if (in->key_arg_length > 0) 281296341Sdelphij M_ASN1_I2D_len_IMP_opt(&(a.key_arg), i2d_ASN1_OCTET_STRING); 282296341Sdelphij if (in->time != 0L) 283296341Sdelphij M_ASN1_I2D_len_EXP_opt(&(a.time), i2d_ASN1_INTEGER, 1, v1); 284296341Sdelphij if (in->timeout != 0L) 285296341Sdelphij M_ASN1_I2D_len_EXP_opt(&(a.timeout), i2d_ASN1_INTEGER, 2, v2); 286296341Sdelphij if (in->peer != NULL) 287296341Sdelphij M_ASN1_I2D_len_EXP_opt(in->peer, i2d_X509, 3, v3); 288296341Sdelphij M_ASN1_I2D_len_EXP_opt(&a.session_id_context, i2d_ASN1_OCTET_STRING, 4, 289296341Sdelphij v4); 290296341Sdelphij if (in->verify_result != X509_V_OK) 291296341Sdelphij M_ASN1_I2D_len_EXP_opt(&(a.verify_result), i2d_ASN1_INTEGER, 5, v5); 29255714Skris 293194206Ssimon#ifndef OPENSSL_NO_TLSEXT 294296341Sdelphij if (in->tlsext_tick_lifetime_hint > 0) 295296341Sdelphij M_ASN1_I2D_len_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER, 9, 296296341Sdelphij v9); 297296341Sdelphij if (in->tlsext_tick) 298296341Sdelphij M_ASN1_I2D_len_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING, 10, 299296341Sdelphij v10); 300296341Sdelphij if (in->tlsext_hostname) 301296341Sdelphij M_ASN1_I2D_len_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING, 6, 302296341Sdelphij v6); 303296341Sdelphij# ifndef OPENSSL_NO_COMP 304296341Sdelphij if (in->compress_meth) 305296341Sdelphij M_ASN1_I2D_len_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING, 11, v11); 306296341Sdelphij# endif 307296341Sdelphij#endif /* OPENSSL_NO_TLSEXT */ 308238405Sjkim#ifndef OPENSSL_NO_PSK 309296341Sdelphij if (in->psk_identity_hint) 310296341Sdelphij M_ASN1_I2D_len_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING, 311296341Sdelphij 7, v7); 312296341Sdelphij if (in->psk_identity) 313296341Sdelphij M_ASN1_I2D_len_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING, 8, 314296341Sdelphij v8); 315296341Sdelphij#endif /* OPENSSL_NO_PSK */ 316238405Sjkim#ifndef OPENSSL_NO_SRP 317296341Sdelphij if (in->srp_username) 318296341Sdelphij M_ASN1_I2D_len_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING, 12, 319296341Sdelphij v12); 320296341Sdelphij#endif /* OPENSSL_NO_SRP */ 321238405Sjkim 322296341Sdelphij M_ASN1_I2D_seq_total(); 32355714Skris 324296341Sdelphij M_ASN1_I2D_put(&(a.version), i2d_ASN1_INTEGER); 325296341Sdelphij M_ASN1_I2D_put(&(a.ssl_version), i2d_ASN1_INTEGER); 326296341Sdelphij M_ASN1_I2D_put(&(a.cipher), i2d_ASN1_OCTET_STRING); 327296341Sdelphij M_ASN1_I2D_put(&(a.session_id), i2d_ASN1_OCTET_STRING); 328296341Sdelphij M_ASN1_I2D_put(&(a.master_key), i2d_ASN1_OCTET_STRING); 329109998Smarkm#ifndef OPENSSL_NO_KRB5 330296341Sdelphij if (in->krb5_client_princ_len) 331296341Sdelphij M_ASN1_I2D_put(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); 332296341Sdelphij#endif /* OPENSSL_NO_KRB5 */ 333296341Sdelphij if (in->key_arg_length > 0) 334296341Sdelphij M_ASN1_I2D_put_IMP_opt(&(a.key_arg), i2d_ASN1_OCTET_STRING, 0); 335296341Sdelphij if (in->time != 0L) 336296341Sdelphij M_ASN1_I2D_put_EXP_opt(&(a.time), i2d_ASN1_INTEGER, 1, v1); 337296341Sdelphij if (in->timeout != 0L) 338296341Sdelphij M_ASN1_I2D_put_EXP_opt(&(a.timeout), i2d_ASN1_INTEGER, 2, v2); 339296341Sdelphij if (in->peer != NULL) 340296341Sdelphij M_ASN1_I2D_put_EXP_opt(in->peer, i2d_X509, 3, v3); 341296341Sdelphij M_ASN1_I2D_put_EXP_opt(&a.session_id_context, i2d_ASN1_OCTET_STRING, 4, 342296341Sdelphij v4); 343296341Sdelphij if (in->verify_result != X509_V_OK) 344296341Sdelphij M_ASN1_I2D_put_EXP_opt(&a.verify_result, i2d_ASN1_INTEGER, 5, v5); 345194206Ssimon#ifndef OPENSSL_NO_TLSEXT 346296341Sdelphij if (in->tlsext_hostname) 347296341Sdelphij M_ASN1_I2D_put_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING, 6, 348296341Sdelphij v6); 349296341Sdelphij#endif /* OPENSSL_NO_TLSEXT */ 350238405Sjkim#ifndef OPENSSL_NO_PSK 351296341Sdelphij if (in->psk_identity_hint) 352296341Sdelphij M_ASN1_I2D_put_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING, 353296341Sdelphij 7, v7); 354296341Sdelphij if (in->psk_identity) 355296341Sdelphij M_ASN1_I2D_put_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING, 8, 356296341Sdelphij v8); 357296341Sdelphij#endif /* OPENSSL_NO_PSK */ 358238405Sjkim#ifndef OPENSSL_NO_TLSEXT 359296341Sdelphij if (in->tlsext_tick_lifetime_hint > 0) 360296341Sdelphij M_ASN1_I2D_put_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER, 9, 361296341Sdelphij v9); 362296341Sdelphij if (in->tlsext_tick) 363296341Sdelphij M_ASN1_I2D_put_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING, 10, 364296341Sdelphij v10); 365296341Sdelphij#endif /* OPENSSL_NO_TLSEXT */ 366205128Ssimon#ifndef OPENSSL_NO_COMP 367296341Sdelphij if (in->compress_meth) 368296341Sdelphij M_ASN1_I2D_put_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING, 11, v11); 369205128Ssimon#endif 370238405Sjkim#ifndef OPENSSL_NO_SRP 371296341Sdelphij if (in->srp_username) 372296341Sdelphij M_ASN1_I2D_put_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING, 12, 373296341Sdelphij v12); 374296341Sdelphij#endif /* OPENSSL_NO_SRP */ 375296341Sdelphij M_ASN1_I2D_finish(); 376296341Sdelphij} 37755714Skris 378160814SsimonSSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp, 379296341Sdelphij long length) 380296341Sdelphij{ 381296341Sdelphij int ssl_version = 0, i; 382296341Sdelphij long id; 383296341Sdelphij ASN1_INTEGER ai, *aip; 384296341Sdelphij ASN1_OCTET_STRING os, *osp; 385296341Sdelphij M_ASN1_D2I_vars(a, SSL_SESSION *, SSL_SESSION_new); 38655714Skris 387296341Sdelphij aip = &ai; 388296341Sdelphij osp = &os; 38955714Skris 390296341Sdelphij M_ASN1_D2I_Init(); 391296341Sdelphij M_ASN1_D2I_start_sequence(); 39255714Skris 393296341Sdelphij ai.data = NULL; 394296341Sdelphij ai.length = 0; 395296341Sdelphij M_ASN1_D2I_get_x(ASN1_INTEGER, aip, d2i_ASN1_INTEGER); 396296341Sdelphij if (ai.data != NULL) { 397296341Sdelphij OPENSSL_free(ai.data); 398296341Sdelphij ai.data = NULL; 399296341Sdelphij ai.length = 0; 400296341Sdelphij } 40155714Skris 402296341Sdelphij /* we don't care about the version right now :-) */ 403296341Sdelphij M_ASN1_D2I_get_x(ASN1_INTEGER, aip, d2i_ASN1_INTEGER); 404296341Sdelphij ssl_version = (int)ASN1_INTEGER_get(aip); 405296341Sdelphij ret->ssl_version = ssl_version; 406296341Sdelphij if (ai.data != NULL) { 407296341Sdelphij OPENSSL_free(ai.data); 408296341Sdelphij ai.data = NULL; 409296341Sdelphij ai.length = 0; 410296341Sdelphij } 41155714Skris 412296341Sdelphij os.data = NULL; 413296341Sdelphij os.length = 0; 414296341Sdelphij M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); 415296341Sdelphij if (ssl_version == SSL2_VERSION) { 416296341Sdelphij if (os.length != 3) { 417296341Sdelphij c.error = SSL_R_CIPHER_CODE_WRONG_LENGTH; 418296341Sdelphij c.line = __LINE__; 419296341Sdelphij goto err; 420296341Sdelphij } 421296341Sdelphij id = 0x02000000L | 422296341Sdelphij ((unsigned long)os.data[0] << 16L) | 423296341Sdelphij ((unsigned long)os.data[1] << 8L) | (unsigned long)os.data[2]; 424296341Sdelphij } else if ((ssl_version >> 8) == SSL3_VERSION_MAJOR 425296341Sdelphij || (ssl_version >> 8) == DTLS1_VERSION_MAJOR 426296341Sdelphij || ssl_version == DTLS1_BAD_VER) { 427296341Sdelphij if (os.length != 2) { 428296341Sdelphij c.error = SSL_R_CIPHER_CODE_WRONG_LENGTH; 429296341Sdelphij c.line = __LINE__; 430296341Sdelphij goto err; 431296341Sdelphij } 432296341Sdelphij id = 0x03000000L | 433296341Sdelphij ((unsigned long)os.data[0] << 8L) | (unsigned long)os.data[1]; 434296341Sdelphij } else { 435296341Sdelphij c.error = SSL_R_UNKNOWN_SSL_VERSION; 436296341Sdelphij c.line = __LINE__; 437296341Sdelphij goto err; 438296341Sdelphij } 43955714Skris 440296341Sdelphij ret->cipher = NULL; 441296341Sdelphij ret->cipher_id = id; 44255714Skris 443296341Sdelphij M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); 444296341Sdelphij if ((ssl_version >> 8) >= SSL3_VERSION_MAJOR) 445296341Sdelphij i = SSL3_MAX_SSL_SESSION_ID_LENGTH; 446296341Sdelphij else /* if (ssl_version>>8 == SSL2_VERSION_MAJOR) */ 447296341Sdelphij i = SSL2_MAX_SSL_SESSION_ID_LENGTH; 44855714Skris 449296341Sdelphij if (os.length > i) 450296341Sdelphij os.length = i; 451296341Sdelphij if (os.length > (int)sizeof(ret->session_id)) /* can't happen */ 452296341Sdelphij os.length = sizeof(ret->session_id); 45355714Skris 454296341Sdelphij ret->session_id_length = os.length; 455296341Sdelphij OPENSSL_assert(os.length <= (int)sizeof(ret->session_id)); 456296341Sdelphij memcpy(ret->session_id, os.data, os.length); 45755714Skris 458296341Sdelphij M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); 459296341Sdelphij if (os.length > SSL_MAX_MASTER_KEY_LENGTH) 460296341Sdelphij ret->master_key_length = SSL_MAX_MASTER_KEY_LENGTH; 461296341Sdelphij else 462296341Sdelphij ret->master_key_length = os.length; 463296341Sdelphij memcpy(ret->master_key, os.data, ret->master_key_length); 464109998Smarkm 465296341Sdelphij os.length = 0; 466296341Sdelphij 467109998Smarkm#ifndef OPENSSL_NO_KRB5 468296341Sdelphij os.length = 0; 469296341Sdelphij M_ASN1_D2I_get_opt(osp, d2i_ASN1_OCTET_STRING, V_ASN1_OCTET_STRING); 470296341Sdelphij if (os.data) { 471296341Sdelphij if (os.length > SSL_MAX_KRB5_PRINCIPAL_LENGTH) 472296341Sdelphij ret->krb5_client_princ_len = 0; 473296341Sdelphij else 474296341Sdelphij ret->krb5_client_princ_len = os.length; 475296341Sdelphij memcpy(ret->krb5_client_princ, os.data, ret->krb5_client_princ_len); 476296341Sdelphij OPENSSL_free(os.data); 477296341Sdelphij os.data = NULL; 478296341Sdelphij os.length = 0; 479296341Sdelphij } else 480296341Sdelphij ret->krb5_client_princ_len = 0; 481296341Sdelphij#endif /* OPENSSL_NO_KRB5 */ 482109998Smarkm 483296341Sdelphij M_ASN1_D2I_get_IMP_opt(osp, d2i_ASN1_OCTET_STRING, 0, 484296341Sdelphij V_ASN1_OCTET_STRING); 485296341Sdelphij if (os.length > SSL_MAX_KEY_ARG_LENGTH) 486296341Sdelphij ret->key_arg_length = SSL_MAX_KEY_ARG_LENGTH; 487296341Sdelphij else 488296341Sdelphij ret->key_arg_length = os.length; 489296341Sdelphij memcpy(ret->key_arg, os.data, ret->key_arg_length); 490296341Sdelphij if (os.data != NULL) 491296341Sdelphij OPENSSL_free(os.data); 49255714Skris 493296341Sdelphij ai.length = 0; 494296341Sdelphij M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 1); 495296341Sdelphij if (ai.data != NULL) { 496296341Sdelphij ret->time = ASN1_INTEGER_get(aip); 497296341Sdelphij OPENSSL_free(ai.data); 498296341Sdelphij ai.data = NULL; 499296341Sdelphij ai.length = 0; 500296341Sdelphij } else 501296341Sdelphij ret->time = (unsigned long)time(NULL); 50255714Skris 503296341Sdelphij ai.length = 0; 504296341Sdelphij M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 2); 505296341Sdelphij if (ai.data != NULL) { 506296341Sdelphij ret->timeout = ASN1_INTEGER_get(aip); 507296341Sdelphij OPENSSL_free(ai.data); 508296341Sdelphij ai.data = NULL; 509296341Sdelphij ai.length = 0; 510296341Sdelphij } else 511296341Sdelphij ret->timeout = 3; 51255714Skris 513296341Sdelphij if (ret->peer != NULL) { 514296341Sdelphij X509_free(ret->peer); 515296341Sdelphij ret->peer = NULL; 516296341Sdelphij } 517296341Sdelphij M_ASN1_D2I_get_EXP_opt(ret->peer, d2i_X509, 3); 51855714Skris 519296341Sdelphij os.length = 0; 520296341Sdelphij os.data = NULL; 521296341Sdelphij M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 4); 52255714Skris 523296341Sdelphij if (os.data != NULL) { 524296341Sdelphij if (os.length > SSL_MAX_SID_CTX_LENGTH) { 525296341Sdelphij c.error = SSL_R_BAD_LENGTH; 526296341Sdelphij c.line = __LINE__; 527296341Sdelphij goto err; 528296341Sdelphij } else { 529296341Sdelphij ret->sid_ctx_length = os.length; 530296341Sdelphij memcpy(ret->sid_ctx, os.data, os.length); 531296341Sdelphij } 532296341Sdelphij OPENSSL_free(os.data); 533296341Sdelphij os.data = NULL; 534296341Sdelphij os.length = 0; 535296341Sdelphij } else 536296341Sdelphij ret->sid_ctx_length = 0; 53755714Skris 538296341Sdelphij ai.length = 0; 539296341Sdelphij M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 5); 540296341Sdelphij if (ai.data != NULL) { 541296341Sdelphij ret->verify_result = ASN1_INTEGER_get(aip); 542296341Sdelphij OPENSSL_free(ai.data); 543296341Sdelphij ai.data = NULL; 544296341Sdelphij ai.length = 0; 545296341Sdelphij } else 546296341Sdelphij ret->verify_result = X509_V_OK; 54759191Skris 548194206Ssimon#ifndef OPENSSL_NO_TLSEXT 549296341Sdelphij os.length = 0; 550296341Sdelphij os.data = NULL; 551296341Sdelphij M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 6); 552296341Sdelphij if (os.data) { 553296341Sdelphij ret->tlsext_hostname = BUF_strndup((char *)os.data, os.length); 554296341Sdelphij OPENSSL_free(os.data); 555296341Sdelphij os.data = NULL; 556296341Sdelphij os.length = 0; 557296341Sdelphij } else 558296341Sdelphij ret->tlsext_hostname = NULL; 559296341Sdelphij#endif /* OPENSSL_NO_TLSEXT */ 560238405Sjkim 561238405Sjkim#ifndef OPENSSL_NO_PSK 562296341Sdelphij os.length = 0; 563296341Sdelphij os.data = NULL; 564296341Sdelphij M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 7); 565296341Sdelphij if (os.data) { 566296341Sdelphij ret->psk_identity_hint = BUF_strndup((char *)os.data, os.length); 567296341Sdelphij OPENSSL_free(os.data); 568296341Sdelphij os.data = NULL; 569296341Sdelphij os.length = 0; 570296341Sdelphij } else 571296341Sdelphij ret->psk_identity_hint = NULL; 572238405Sjkim 573296341Sdelphij os.length = 0; 574296341Sdelphij os.data = NULL; 575296341Sdelphij M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 8); 576296341Sdelphij if (os.data) { 577296341Sdelphij ret->psk_identity = BUF_strndup((char *)os.data, os.length); 578296341Sdelphij OPENSSL_free(os.data); 579296341Sdelphij os.data = NULL; 580296341Sdelphij os.length = 0; 581296341Sdelphij } else 582296341Sdelphij ret->psk_identity = NULL; 583296341Sdelphij#endif /* OPENSSL_NO_PSK */ 584238405Sjkim 585238405Sjkim#ifndef OPENSSL_NO_TLSEXT 586296341Sdelphij ai.length = 0; 587296341Sdelphij M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 9); 588296341Sdelphij if (ai.data != NULL) { 589296341Sdelphij ret->tlsext_tick_lifetime_hint = ASN1_INTEGER_get(aip); 590296341Sdelphij OPENSSL_free(ai.data); 591296341Sdelphij ai.data = NULL; 592296341Sdelphij ai.length = 0; 593296341Sdelphij } else if (ret->tlsext_ticklen && ret->session_id_length) 594296341Sdelphij ret->tlsext_tick_lifetime_hint = -1; 595296341Sdelphij else 596296341Sdelphij ret->tlsext_tick_lifetime_hint = 0; 597296341Sdelphij os.length = 0; 598296341Sdelphij os.data = NULL; 599296341Sdelphij M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 10); 600296341Sdelphij if (os.data) { 601296341Sdelphij ret->tlsext_tick = os.data; 602296341Sdelphij ret->tlsext_ticklen = os.length; 603296341Sdelphij os.data = NULL; 604296341Sdelphij os.length = 0; 605296341Sdelphij } else 606296341Sdelphij ret->tlsext_tick = NULL; 607296341Sdelphij#endif /* OPENSSL_NO_TLSEXT */ 608205128Ssimon#ifndef OPENSSL_NO_COMP 609296341Sdelphij os.length = 0; 610296341Sdelphij os.data = NULL; 611296341Sdelphij M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 11); 612296341Sdelphij if (os.data) { 613296341Sdelphij ret->compress_meth = os.data[0]; 614296341Sdelphij OPENSSL_free(os.data); 615296341Sdelphij os.data = NULL; 616296341Sdelphij } 617205128Ssimon#endif 618194206Ssimon 619238405Sjkim#ifndef OPENSSL_NO_SRP 620296341Sdelphij os.length = 0; 621296341Sdelphij os.data = NULL; 622296341Sdelphij M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 12); 623296341Sdelphij if (os.data) { 624296341Sdelphij ret->srp_username = BUF_strndup((char *)os.data, os.length); 625296341Sdelphij OPENSSL_free(os.data); 626296341Sdelphij os.data = NULL; 627296341Sdelphij os.length = 0; 628296341Sdelphij } else 629296341Sdelphij ret->srp_username = NULL; 630296341Sdelphij#endif /* OPENSSL_NO_SRP */ 631238405Sjkim 632296341Sdelphij M_ASN1_D2I_Finish(a, SSL_SESSION_free, SSL_F_D2I_SSL_SESSION); 633296341Sdelphij} 634