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 ASN1_OCTET_STRING original_handshake_hash;
121 } SSL_SESSION_ASN1;
122
i2d_SSL_SESSION(SSL_SESSION * in,unsigned char ** pp)123 int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp)
124 {
125 #define LSIZE2 (sizeof(long)*2)
126 int v1=0,v2=0,v3=0,v4=0,v5=0,v7=0,v8=0,v14=0;
127 unsigned char buf[4],ibuf1[LSIZE2],ibuf2[LSIZE2];
128 unsigned char ibuf3[LSIZE2],ibuf4[LSIZE2],ibuf5[LSIZE2];
129 #ifndef OPENSSL_NO_TLSEXT
130 int v6=0,v9=0,v10=0;
131 unsigned char ibuf6[LSIZE2];
132 #endif
133 #ifndef OPENSSL_NO_COMP
134 unsigned char cbuf;
135 int v11=0;
136 #endif
137 #ifndef OPENSSL_NO_SRP
138 int v12=0;
139 #endif
140 long l;
141 SSL_SESSION_ASN1 a;
142 M_ASN1_I2D_vars(in);
143
144 if ((in == NULL) || ((in->cipher == NULL) && (in->cipher_id == 0)))
145 return(0);
146
147 /* Note that I cheat in the following 2 assignments. I know
148 * that if the ASN1_INTEGER passed to ASN1_INTEGER_set
149 * is > sizeof(long)+1, the buffer will not be re-OPENSSL_malloc()ed.
150 * This is a bit evil but makes things simple, no dynamic allocation
151 * to clean up :-) */
152 a.version.length=LSIZE2;
153 a.version.type=V_ASN1_INTEGER;
154 a.version.data=ibuf1;
155 ASN1_INTEGER_set(&(a.version),SSL_SESSION_ASN1_VERSION);
156
157 a.ssl_version.length=LSIZE2;
158 a.ssl_version.type=V_ASN1_INTEGER;
159 a.ssl_version.data=ibuf2;
160 ASN1_INTEGER_set(&(a.ssl_version),in->ssl_version);
161
162 a.cipher.type=V_ASN1_OCTET_STRING;
163 a.cipher.data=buf;
164
165 if (in->cipher == NULL)
166 l=in->cipher_id;
167 else
168 l=in->cipher->id;
169 if (in->ssl_version == SSL2_VERSION)
170 {
171 a.cipher.length=3;
172 buf[0]=((unsigned char)(l>>16L))&0xff;
173 buf[1]=((unsigned char)(l>> 8L))&0xff;
174 buf[2]=((unsigned char)(l ))&0xff;
175 }
176 else
177 {
178 a.cipher.length=2;
179 buf[0]=((unsigned char)(l>>8L))&0xff;
180 buf[1]=((unsigned char)(l ))&0xff;
181 }
182
183 #ifndef OPENSSL_NO_COMP
184 if (in->compress_meth)
185 {
186 cbuf = (unsigned char)in->compress_meth;
187 a.comp_id.length = 1;
188 a.comp_id.type = V_ASN1_OCTET_STRING;
189 a.comp_id.data = &cbuf;
190 }
191 #endif
192
193 a.master_key.length=in->master_key_length;
194 a.master_key.type=V_ASN1_OCTET_STRING;
195 a.master_key.data=in->master_key;
196
197 a.session_id.length=in->session_id_length;
198 a.session_id.type=V_ASN1_OCTET_STRING;
199 a.session_id.data=in->session_id;
200
201 a.session_id_context.length=in->sid_ctx_length;
202 a.session_id_context.type=V_ASN1_OCTET_STRING;
203 a.session_id_context.data=in->sid_ctx;
204
205 a.key_arg.length=in->key_arg_length;
206 a.key_arg.type=V_ASN1_OCTET_STRING;
207 a.key_arg.data=in->key_arg;
208
209 #ifndef OPENSSL_NO_KRB5
210 if (in->krb5_client_princ_len)
211 {
212 a.krb5_princ.length=in->krb5_client_princ_len;
213 a.krb5_princ.type=V_ASN1_OCTET_STRING;
214 a.krb5_princ.data=in->krb5_client_princ;
215 }
216 #endif /* OPENSSL_NO_KRB5 */
217
218 if (in->time != 0L)
219 {
220 a.time.length=LSIZE2;
221 a.time.type=V_ASN1_INTEGER;
222 a.time.data=ibuf3;
223 ASN1_INTEGER_set(&(a.time),in->time);
224 }
225
226 if (in->timeout != 0L)
227 {
228 a.timeout.length=LSIZE2;
229 a.timeout.type=V_ASN1_INTEGER;
230 a.timeout.data=ibuf4;
231 ASN1_INTEGER_set(&(a.timeout),in->timeout);
232 }
233
234 if (in->verify_result != X509_V_OK)
235 {
236 a.verify_result.length=LSIZE2;
237 a.verify_result.type=V_ASN1_INTEGER;
238 a.verify_result.data=ibuf5;
239 ASN1_INTEGER_set(&a.verify_result,in->verify_result);
240 }
241
242 #ifndef OPENSSL_NO_TLSEXT
243 if (in->tlsext_hostname)
244 {
245 a.tlsext_hostname.length=strlen(in->tlsext_hostname);
246 a.tlsext_hostname.type=V_ASN1_OCTET_STRING;
247 a.tlsext_hostname.data=(unsigned char *)in->tlsext_hostname;
248 }
249 if (in->tlsext_tick)
250 {
251 a.tlsext_tick.length= in->tlsext_ticklen;
252 a.tlsext_tick.type=V_ASN1_OCTET_STRING;
253 a.tlsext_tick.data=(unsigned char *)in->tlsext_tick;
254 }
255 if (in->tlsext_tick_lifetime_hint > 0)
256 {
257 a.tlsext_tick_lifetime.length=LSIZE2;
258 a.tlsext_tick_lifetime.type=V_ASN1_INTEGER;
259 a.tlsext_tick_lifetime.data=ibuf6;
260 ASN1_INTEGER_set(&a.tlsext_tick_lifetime,in->tlsext_tick_lifetime_hint);
261 }
262 #endif /* OPENSSL_NO_TLSEXT */
263 #ifndef OPENSSL_NO_PSK
264 if (in->psk_identity_hint)
265 {
266 a.psk_identity_hint.length=strlen(in->psk_identity_hint);
267 a.psk_identity_hint.type=V_ASN1_OCTET_STRING;
268 a.psk_identity_hint.data=(unsigned char *)(in->psk_identity_hint);
269 }
270 if (in->psk_identity)
271 {
272 a.psk_identity.length=strlen(in->psk_identity);
273 a.psk_identity.type=V_ASN1_OCTET_STRING;
274 a.psk_identity.data=(unsigned char *)(in->psk_identity);
275 }
276
277 if (in->original_handshake_hash_len > 0)
278 {
279 a.original_handshake_hash.length = in->original_handshake_hash_len;
280 a.original_handshake_hash.type = V_ASN1_OCTET_STRING;
281 a.original_handshake_hash.data = in->original_handshake_hash;
282 }
283 #endif /* OPENSSL_NO_PSK */
284 #ifndef OPENSSL_NO_SRP
285 if (in->srp_username)
286 {
287 a.srp_username.length=strlen(in->srp_username);
288 a.srp_username.type=V_ASN1_OCTET_STRING;
289 a.srp_username.data=(unsigned char *)(in->srp_username);
290 }
291 #endif /* OPENSSL_NO_SRP */
292
293 M_ASN1_I2D_len(&(a.version), i2d_ASN1_INTEGER);
294 M_ASN1_I2D_len(&(a.ssl_version), i2d_ASN1_INTEGER);
295 M_ASN1_I2D_len(&(a.cipher), i2d_ASN1_OCTET_STRING);
296 M_ASN1_I2D_len(&(a.session_id), i2d_ASN1_OCTET_STRING);
297 M_ASN1_I2D_len(&(a.master_key), i2d_ASN1_OCTET_STRING);
298 #ifndef OPENSSL_NO_KRB5
299 if (in->krb5_client_princ_len)
300 M_ASN1_I2D_len(&(a.krb5_princ), i2d_ASN1_OCTET_STRING);
301 #endif /* OPENSSL_NO_KRB5 */
302 if (in->key_arg_length > 0)
303 M_ASN1_I2D_len_IMP_opt(&(a.key_arg),i2d_ASN1_OCTET_STRING);
304 if (in->time != 0L)
305 M_ASN1_I2D_len_EXP_opt(&(a.time),i2d_ASN1_INTEGER,1,v1);
306 if (in->timeout != 0L)
307 M_ASN1_I2D_len_EXP_opt(&(a.timeout),i2d_ASN1_INTEGER,2,v2);
308 if (in->peer != NULL)
309 M_ASN1_I2D_len_EXP_opt(in->peer,i2d_X509,3,v3);
310 M_ASN1_I2D_len_EXP_opt(&a.session_id_context,i2d_ASN1_OCTET_STRING,4,v4);
311 if (in->verify_result != X509_V_OK)
312 M_ASN1_I2D_len_EXP_opt(&(a.verify_result),i2d_ASN1_INTEGER,5,v5);
313
314 #ifndef OPENSSL_NO_TLSEXT
315 if (in->tlsext_tick_lifetime_hint > 0)
316 M_ASN1_I2D_len_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER,9,v9);
317 if (in->tlsext_tick)
318 M_ASN1_I2D_len_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING,10,v10);
319 if (in->tlsext_hostname)
320 M_ASN1_I2D_len_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING,6,v6);
321 #ifndef OPENSSL_NO_COMP
322 if (in->compress_meth)
323 M_ASN1_I2D_len_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING,11,v11);
324 #endif
325 #endif /* OPENSSL_NO_TLSEXT */
326 #ifndef OPENSSL_NO_PSK
327 if (in->psk_identity_hint)
328 M_ASN1_I2D_len_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING,7,v7);
329 if (in->psk_identity)
330 M_ASN1_I2D_len_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING,8,v8);
331 #endif /* OPENSSL_NO_PSK */
332 #ifndef OPENSSL_NO_SRP
333 if (in->srp_username)
334 M_ASN1_I2D_len_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING,12,v12);
335 #endif /* OPENSSL_NO_SRP */
336 if (in->original_handshake_hash_len > 0)
337 M_ASN1_I2D_len_EXP_opt(&(a.original_handshake_hash),i2d_ASN1_OCTET_STRING,14,v14);
338
339 M_ASN1_I2D_seq_total();
340
341 M_ASN1_I2D_put(&(a.version), i2d_ASN1_INTEGER);
342 M_ASN1_I2D_put(&(a.ssl_version), i2d_ASN1_INTEGER);
343 M_ASN1_I2D_put(&(a.cipher), i2d_ASN1_OCTET_STRING);
344 M_ASN1_I2D_put(&(a.session_id), i2d_ASN1_OCTET_STRING);
345 M_ASN1_I2D_put(&(a.master_key), i2d_ASN1_OCTET_STRING);
346 #ifndef OPENSSL_NO_KRB5
347 if (in->krb5_client_princ_len)
348 M_ASN1_I2D_put(&(a.krb5_princ), i2d_ASN1_OCTET_STRING);
349 #endif /* OPENSSL_NO_KRB5 */
350 if (in->key_arg_length > 0)
351 M_ASN1_I2D_put_IMP_opt(&(a.key_arg),i2d_ASN1_OCTET_STRING,0);
352 if (in->time != 0L)
353 M_ASN1_I2D_put_EXP_opt(&(a.time),i2d_ASN1_INTEGER,1,v1);
354 if (in->timeout != 0L)
355 M_ASN1_I2D_put_EXP_opt(&(a.timeout),i2d_ASN1_INTEGER,2,v2);
356 if (in->peer != NULL)
357 M_ASN1_I2D_put_EXP_opt(in->peer,i2d_X509,3,v3);
358 M_ASN1_I2D_put_EXP_opt(&a.session_id_context,i2d_ASN1_OCTET_STRING,4,
359 v4);
360 if (in->verify_result != X509_V_OK)
361 M_ASN1_I2D_put_EXP_opt(&a.verify_result,i2d_ASN1_INTEGER,5,v5);
362 #ifndef OPENSSL_NO_TLSEXT
363 if (in->tlsext_hostname)
364 M_ASN1_I2D_put_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING,6,v6);
365 #endif /* OPENSSL_NO_TLSEXT */
366 #ifndef OPENSSL_NO_PSK
367 if (in->psk_identity_hint)
368 M_ASN1_I2D_put_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING,7,v7);
369 if (in->psk_identity)
370 M_ASN1_I2D_put_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING,8,v8);
371 #endif /* OPENSSL_NO_PSK */
372 #ifndef OPENSSL_NO_TLSEXT
373 if (in->tlsext_tick_lifetime_hint > 0)
374 M_ASN1_I2D_put_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER,9,v9);
375 if (in->tlsext_tick)
376 M_ASN1_I2D_put_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING,10,v10);
377 #endif /* OPENSSL_NO_TLSEXT */
378 #ifndef OPENSSL_NO_COMP
379 if (in->compress_meth)
380 M_ASN1_I2D_put_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING,11,v11);
381 #endif
382 #ifndef OPENSSL_NO_SRP
383 if (in->srp_username)
384 M_ASN1_I2D_put_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING,12,v12);
385 #endif /* OPENSSL_NO_SRP */
386 if (in->original_handshake_hash_len > 0)
387 M_ASN1_I2D_put_EXP_opt(&(a.original_handshake_hash),i2d_ASN1_OCTET_STRING,14,v14);
388 M_ASN1_I2D_finish();
389 }
390
d2i_SSL_SESSION(SSL_SESSION ** a,const unsigned char ** pp,long length)391 SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
392 long length)
393 {
394 int ssl_version=0,i;
395 long id;
396 ASN1_INTEGER ai,*aip;
397 ASN1_OCTET_STRING os,*osp;
398 M_ASN1_D2I_vars(a,SSL_SESSION *,SSL_SESSION_new);
399
400 aip= &ai;
401 osp= &os;
402
403 M_ASN1_D2I_Init();
404 M_ASN1_D2I_start_sequence();
405
406 ai.data=NULL; ai.length=0;
407 M_ASN1_D2I_get_x(ASN1_INTEGER,aip,d2i_ASN1_INTEGER);
408 if (ai.data != NULL) { OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; }
409
410 /* we don't care about the version right now :-) */
411 M_ASN1_D2I_get_x(ASN1_INTEGER,aip,d2i_ASN1_INTEGER);
412 ssl_version=(int)ASN1_INTEGER_get(aip);
413 ret->ssl_version=ssl_version;
414 if (ai.data != NULL) { OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; }
415
416 os.data=NULL; os.length=0;
417 M_ASN1_D2I_get_x(ASN1_OCTET_STRING,osp,d2i_ASN1_OCTET_STRING);
418 if (ssl_version == SSL2_VERSION)
419 {
420 if (os.length != 3)
421 {
422 c.error=SSL_R_CIPHER_CODE_WRONG_LENGTH;
423 c.line=__LINE__;
424 goto err;
425 }
426 id=0x02000000L|
427 ((unsigned long)os.data[0]<<16L)|
428 ((unsigned long)os.data[1]<< 8L)|
429 (unsigned long)os.data[2];
430 }
431 else if ((ssl_version>>8) >= SSL3_VERSION_MAJOR)
432 {
433 if (os.length != 2)
434 {
435 c.error=SSL_R_CIPHER_CODE_WRONG_LENGTH;
436 c.line=__LINE__;
437 goto err;
438 }
439 id=0x03000000L|
440 ((unsigned long)os.data[0]<<8L)|
441 (unsigned long)os.data[1];
442 }
443 else
444 {
445 c.error=SSL_R_UNKNOWN_SSL_VERSION;
446 c.line=__LINE__;
447 goto err;
448 }
449
450 ret->cipher=NULL;
451 ret->cipher_id=id;
452
453 M_ASN1_D2I_get_x(ASN1_OCTET_STRING,osp,d2i_ASN1_OCTET_STRING);
454 if ((ssl_version>>8) >= SSL3_VERSION_MAJOR)
455 i=SSL3_MAX_SSL_SESSION_ID_LENGTH;
456 else /* if (ssl_version>>8 == SSL2_VERSION_MAJOR) */
457 i=SSL2_MAX_SSL_SESSION_ID_LENGTH;
458
459 if (os.length > i)
460 os.length = i;
461 if (os.length > (int)sizeof(ret->session_id)) /* can't happen */
462 os.length = sizeof(ret->session_id);
463
464 ret->session_id_length=os.length;
465 OPENSSL_assert(os.length <= (int)sizeof(ret->session_id));
466 memcpy(ret->session_id,os.data,os.length);
467
468 M_ASN1_D2I_get_x(ASN1_OCTET_STRING,osp,d2i_ASN1_OCTET_STRING);
469 if (os.length > SSL_MAX_MASTER_KEY_LENGTH)
470 ret->master_key_length=SSL_MAX_MASTER_KEY_LENGTH;
471 else
472 ret->master_key_length=os.length;
473 memcpy(ret->master_key,os.data,ret->master_key_length);
474
475 os.length=0;
476
477 #ifndef OPENSSL_NO_KRB5
478 os.length=0;
479 M_ASN1_D2I_get_opt(osp,d2i_ASN1_OCTET_STRING,V_ASN1_OCTET_STRING);
480 if (os.data)
481 {
482 if (os.length > SSL_MAX_KRB5_PRINCIPAL_LENGTH)
483 ret->krb5_client_princ_len=0;
484 else
485 ret->krb5_client_princ_len=os.length;
486 memcpy(ret->krb5_client_princ,os.data,ret->krb5_client_princ_len);
487 OPENSSL_free(os.data);
488 os.data = NULL;
489 os.length = 0;
490 }
491 else
492 ret->krb5_client_princ_len=0;
493 #endif /* OPENSSL_NO_KRB5 */
494
495 M_ASN1_D2I_get_IMP_opt(osp,d2i_ASN1_OCTET_STRING,0,V_ASN1_OCTET_STRING);
496 if (os.length > SSL_MAX_KEY_ARG_LENGTH)
497 ret->key_arg_length=SSL_MAX_KEY_ARG_LENGTH;
498 else
499 ret->key_arg_length=os.length;
500 memcpy(ret->key_arg,os.data,ret->key_arg_length);
501 if (os.data != NULL) OPENSSL_free(os.data);
502
503 ai.length=0;
504 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,1);
505 if (ai.data != NULL)
506 {
507 ret->time=ASN1_INTEGER_get(aip);
508 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0;
509 }
510 else
511 ret->time=(unsigned long)time(NULL);
512
513 ai.length=0;
514 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,2);
515 if (ai.data != NULL)
516 {
517 ret->timeout=ASN1_INTEGER_get(aip);
518 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0;
519 }
520 else
521 ret->timeout=3;
522
523 if (ret->peer != NULL)
524 {
525 X509_free(ret->peer);
526 ret->peer=NULL;
527 }
528 M_ASN1_D2I_get_EXP_opt(ret->peer,d2i_X509,3);
529
530 os.length=0;
531 os.data=NULL;
532 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,4);
533
534 if(os.data != NULL)
535 {
536 if (os.length > SSL_MAX_SID_CTX_LENGTH)
537 {
538 c.error=SSL_R_BAD_LENGTH;
539 c.line=__LINE__;
540 goto err;
541 }
542 else
543 {
544 ret->sid_ctx_length=os.length;
545 memcpy(ret->sid_ctx,os.data,os.length);
546 }
547 OPENSSL_free(os.data); os.data=NULL; os.length=0;
548 }
549 else
550 ret->sid_ctx_length=0;
551
552 ai.length=0;
553 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,5);
554 if (ai.data != NULL)
555 {
556 ret->verify_result=ASN1_INTEGER_get(aip);
557 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0;
558 }
559 else
560 ret->verify_result=X509_V_OK;
561
562 #ifndef OPENSSL_NO_TLSEXT
563 os.length=0;
564 os.data=NULL;
565 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,6);
566 if (os.data)
567 {
568 ret->tlsext_hostname = BUF_strndup((char *)os.data, os.length);
569 OPENSSL_free(os.data);
570 os.data = NULL;
571 os.length = 0;
572 }
573 else
574 ret->tlsext_hostname=NULL;
575 #endif /* OPENSSL_NO_TLSEXT */
576
577 #ifndef OPENSSL_NO_PSK
578 os.length=0;
579 os.data=NULL;
580 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,7);
581 if (os.data)
582 {
583 ret->psk_identity_hint = BUF_strndup((char *)os.data, os.length);
584 OPENSSL_free(os.data);
585 os.data = NULL;
586 os.length = 0;
587 }
588 else
589 ret->psk_identity_hint=NULL;
590
591 os.length=0;
592 os.data=NULL;
593 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,8);
594 if (os.data)
595 {
596 ret->psk_identity = BUF_strndup((char *)os.data, os.length);
597 OPENSSL_free(os.data);
598 os.data = NULL;
599 os.length = 0;
600 }
601 else
602 ret->psk_identity=NULL;
603 #endif /* OPENSSL_NO_PSK */
604
605 #ifndef OPENSSL_NO_TLSEXT
606 ai.length=0;
607 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,9);
608 if (ai.data != NULL)
609 {
610 ret->tlsext_tick_lifetime_hint=ASN1_INTEGER_get(aip);
611 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0;
612 }
613 else if (ret->tlsext_ticklen && ret->session_id_length)
614 ret->tlsext_tick_lifetime_hint = -1;
615 else
616 ret->tlsext_tick_lifetime_hint=0;
617 os.length=0;
618 os.data=NULL;
619 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,10);
620 if (os.data)
621 {
622 ret->tlsext_tick = os.data;
623 ret->tlsext_ticklen = os.length;
624 os.data = NULL;
625 os.length = 0;
626 }
627 else
628 ret->tlsext_tick=NULL;
629 #endif /* OPENSSL_NO_TLSEXT */
630 #ifndef OPENSSL_NO_COMP
631 os.length=0;
632 os.data=NULL;
633 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,11);
634 if (os.data)
635 {
636 ret->compress_meth = os.data[0];
637 OPENSSL_free(os.data);
638 os.data = NULL;
639 }
640 #endif
641
642 #ifndef OPENSSL_NO_SRP
643 os.length=0;
644 os.data=NULL;
645 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,12);
646 if (os.data)
647 {
648 ret->srp_username = BUF_strndup((char *)os.data, os.length);
649 OPENSSL_free(os.data);
650 os.data = NULL;
651 os.length = 0;
652 }
653 else
654 ret->srp_username=NULL;
655 #endif /* OPENSSL_NO_SRP */
656
657 os.length=0;
658 os.data=NULL;
659 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,14);
660 if (os.data && os.length < (int)sizeof(ret->original_handshake_hash))
661 {
662 memcpy(ret->original_handshake_hash, os.data, os.length);
663 ret->original_handshake_hash_len = os.length;
664 OPENSSL_free(os.data);
665 os.data = NULL;
666 }
667
668 M_ASN1_D2I_Finish(a,SSL_SESSION_free,SSL_F_D2I_SSL_SESSION);
669 }
670