blob: 38540be1e5380615391037e67a02fe8ae3816641 [file] [log] [blame]
The Android Open Source Project656d9c72009-03-03 19:30:25 -08001/* 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 */
Brian Carlstrom221304e2010-04-15 14:22:36 -070058/* ====================================================================
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 */
The Android Open Source Project656d9c72009-03-03 19:30:25 -080084
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
92typedef struct ssl_session_asn1_st
93 {
94 ASN1_INTEGER version;
95 ASN1_INTEGER ssl_version;
96 ASN1_OCTET_STRING cipher;
Brian Carlstrom98d58bb2010-03-09 09:56:55 -080097 ASN1_OCTET_STRING comp_id;
The Android Open Source Project656d9c72009-03-03 19:30:25 -080098 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 */
Brian Carlstrom221304e2010-04-15 14:22:36 -0700113#ifndef OPENSSL_NO_PSK
114 ASN1_OCTET_STRING psk_identity_hint;
115 ASN1_OCTET_STRING psk_identity;
116#endif /* OPENSSL_NO_PSK */
Brian Carlstrom392aa7c2012-03-15 16:03:43 -0700117#ifndef OPENSSL_NO_SRP
118 ASN1_OCTET_STRING srp_username;
119#endif /* OPENSSL_NO_SRP */
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800120 } SSL_SESSION_ASN1;
121
122int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp)
123 {
124#define LSIZE2 (sizeof(long)*2)
Brian Carlstrom221304e2010-04-15 14:22:36 -0700125 int v1=0,v2=0,v3=0,v4=0,v5=0,v7=0,v8=0;
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800126 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
Brian Carlstrom98d58bb2010-03-09 09:56:55 -0800132#ifndef OPENSSL_NO_COMP
Brian Carlstrom98d58bb2010-03-09 09:56:55 -0800133 unsigned char cbuf;
Brian Carlstrom221304e2010-04-15 14:22:36 -0700134 int v11=0;
Brian Carlstrom98d58bb2010-03-09 09:56:55 -0800135#endif
Brian Carlstrom392aa7c2012-03-15 16:03:43 -0700136#ifndef OPENSSL_NO_SRP
137 int v12=0;
138#endif
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800139 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
Brian Carlstrom98d58bb2010-03-09 09:56:55 -0800182#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
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800192 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 */
Brian Carlstrom221304e2010-04-15 14:22:36 -0700216
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800217 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;
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800253 }
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 */
Brian Carlstrom221304e2010-04-15 14:22:36 -0700262#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 */
Brian Carlstrom392aa7c2012-03-15 16:03:43 -0700276#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 */
Brian Carlstrom221304e2010-04-15 14:22:36 -0700284
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800285 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);
Brian Carlstrom98d58bb2010-03-09 09:56:55 -0800313#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
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800317#endif /* OPENSSL_NO_TLSEXT */
Brian Carlstrom221304e2010-04-15 14:22:36 -0700318#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 */
Brian Carlstrom392aa7c2012-03-15 16:03:43 -0700324#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 */
Brian Carlstrom221304e2010-04-15 14:22:36 -0700328
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800329 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);
Brian Carlstrom221304e2010-04-15 14:22:36 -0700355#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
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800363 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 */
Brian Carlstrom98d58bb2010-03-09 09:56:55 -0800368#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
Brian Carlstrom392aa7c2012-03-15 16:03:43 -0700372#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 */
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800376 M_ASN1_I2D_finish();
377 }
378
379SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
Brian Carlstrom221304e2010-04-15 14:22:36 -0700380 long length)
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800381 {
Brian Carlstrom43c12e32010-11-16 11:19:35 -0800382 int ssl_version=0,i;
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800383 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);
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800396 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 goto err;
412 }
413 id=0x02000000L|
414 ((unsigned long)os.data[0]<<16L)|
415 ((unsigned long)os.data[1]<< 8L)|
416 (unsigned long)os.data[2];
417 }
Brian Carlstrom98d58bb2010-03-09 09:56:55 -0800418 else if ((ssl_version>>8) >= SSL3_VERSION_MAJOR)
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800419 {
420 if (os.length != 2)
421 {
422 c.error=SSL_R_CIPHER_CODE_WRONG_LENGTH;
423 goto err;
424 }
425 id=0x03000000L|
426 ((unsigned long)os.data[0]<<8L)|
427 (unsigned long)os.data[1];
428 }
429 else
430 {
Brian Carlstrom98d58bb2010-03-09 09:56:55 -0800431 c.error=SSL_R_UNKNOWN_SSL_VERSION;
432 goto err;
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800433 }
434
435 ret->cipher=NULL;
436 ret->cipher_id=id;
437
438 M_ASN1_D2I_get_x(ASN1_OCTET_STRING,osp,d2i_ASN1_OCTET_STRING);
Brian Carlstrom98d58bb2010-03-09 09:56:55 -0800439 if ((ssl_version>>8) >= SSL3_VERSION_MAJOR)
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800440 i=SSL3_MAX_SSL_SESSION_ID_LENGTH;
441 else /* if (ssl_version>>8 == SSL2_VERSION_MAJOR) */
442 i=SSL2_MAX_SSL_SESSION_ID_LENGTH;
443
444 if (os.length > i)
445 os.length = i;
446 if (os.length > (int)sizeof(ret->session_id)) /* can't happen */
447 os.length = sizeof(ret->session_id);
448
449 ret->session_id_length=os.length;
450 OPENSSL_assert(os.length <= (int)sizeof(ret->session_id));
451 memcpy(ret->session_id,os.data,os.length);
452
453 M_ASN1_D2I_get_x(ASN1_OCTET_STRING,osp,d2i_ASN1_OCTET_STRING);
Nagendra Modadugue45f1062009-09-30 11:36:48 -0700454 if (os.length > SSL_MAX_MASTER_KEY_LENGTH)
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800455 ret->master_key_length=SSL_MAX_MASTER_KEY_LENGTH;
456 else
457 ret->master_key_length=os.length;
458 memcpy(ret->master_key,os.data,ret->master_key_length);
459
460 os.length=0;
461
462#ifndef OPENSSL_NO_KRB5
463 os.length=0;
464 M_ASN1_D2I_get_opt(osp,d2i_ASN1_OCTET_STRING,V_ASN1_OCTET_STRING);
465 if (os.data)
466 {
467 if (os.length > SSL_MAX_KRB5_PRINCIPAL_LENGTH)
468 ret->krb5_client_princ_len=0;
469 else
470 ret->krb5_client_princ_len=os.length;
471 memcpy(ret->krb5_client_princ,os.data,ret->krb5_client_princ_len);
472 OPENSSL_free(os.data);
473 os.data = NULL;
474 os.length = 0;
475 }
476 else
477 ret->krb5_client_princ_len=0;
478#endif /* OPENSSL_NO_KRB5 */
479
480 M_ASN1_D2I_get_IMP_opt(osp,d2i_ASN1_OCTET_STRING,0,V_ASN1_OCTET_STRING);
481 if (os.length > SSL_MAX_KEY_ARG_LENGTH)
482 ret->key_arg_length=SSL_MAX_KEY_ARG_LENGTH;
483 else
484 ret->key_arg_length=os.length;
485 memcpy(ret->key_arg,os.data,ret->key_arg_length);
486 if (os.data != NULL) OPENSSL_free(os.data);
487
488 ai.length=0;
489 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,1);
490 if (ai.data != NULL)
491 {
492 ret->time=ASN1_INTEGER_get(aip);
493 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0;
494 }
495 else
496 ret->time=(unsigned long)time(NULL);
497
498 ai.length=0;
499 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,2);
500 if (ai.data != NULL)
501 {
502 ret->timeout=ASN1_INTEGER_get(aip);
503 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0;
504 }
505 else
506 ret->timeout=3;
507
508 if (ret->peer != NULL)
509 {
510 X509_free(ret->peer);
511 ret->peer=NULL;
512 }
513 M_ASN1_D2I_get_EXP_opt(ret->peer,d2i_X509,3);
514
515 os.length=0;
516 os.data=NULL;
517 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,4);
518
519 if(os.data != NULL)
520 {
521 if (os.length > SSL_MAX_SID_CTX_LENGTH)
522 {
Brian Carlstrom98d58bb2010-03-09 09:56:55 -0800523 c.error=SSL_R_BAD_LENGTH;
524 goto err;
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800525 }
526 else
527 {
528 ret->sid_ctx_length=os.length;
529 memcpy(ret->sid_ctx,os.data,os.length);
530 }
531 OPENSSL_free(os.data); os.data=NULL; os.length=0;
532 }
533 else
534 ret->sid_ctx_length=0;
535
536 ai.length=0;
537 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,5);
538 if (ai.data != NULL)
539 {
540 ret->verify_result=ASN1_INTEGER_get(aip);
541 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0;
542 }
543 else
544 ret->verify_result=X509_V_OK;
545
546#ifndef OPENSSL_NO_TLSEXT
547 os.length=0;
548 os.data=NULL;
549 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,6);
550 if (os.data)
551 {
552 ret->tlsext_hostname = BUF_strndup((char *)os.data, os.length);
553 OPENSSL_free(os.data);
554 os.data = NULL;
555 os.length = 0;
556 }
557 else
558 ret->tlsext_hostname=NULL;
Brian Carlstrom221304e2010-04-15 14:22:36 -0700559#endif /* OPENSSL_NO_TLSEXT */
560
561#ifndef OPENSSL_NO_PSK
562 os.length=0;
563 os.data=NULL;
564 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,7);
565 if (os.data)
566 {
567 ret->psk_identity_hint = BUF_strndup((char *)os.data, os.length);
568 OPENSSL_free(os.data);
569 os.data = NULL;
570 os.length = 0;
571 }
572 else
573 ret->psk_identity_hint=NULL;
Brian Carlstrom392aa7c2012-03-15 16:03:43 -0700574
575 os.length=0;
576 os.data=NULL;
577 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,8);
578 if (os.data)
579 {
580 ret->psk_identity = BUF_strndup((char *)os.data, os.length);
581 OPENSSL_free(os.data);
582 os.data = NULL;
583 os.length = 0;
584 }
585 else
586 ret->psk_identity=NULL;
Brian Carlstrom221304e2010-04-15 14:22:36 -0700587#endif /* OPENSSL_NO_PSK */
588
589#ifndef OPENSSL_NO_TLSEXT
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800590 ai.length=0;
591 M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,9);
592 if (ai.data != NULL)
593 {
594 ret->tlsext_tick_lifetime_hint=ASN1_INTEGER_get(aip);
595 OPENSSL_free(ai.data); ai.data=NULL; ai.length=0;
596 }
597 else if (ret->tlsext_ticklen && ret->session_id_length)
598 ret->tlsext_tick_lifetime_hint = -1;
599 else
Brian Carlstrom221304e2010-04-15 14:22:36 -0700600 ret->tlsext_tick_lifetime_hint=0;
601 os.length=0;
602 os.data=NULL;
603 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,10);
604 if (os.data)
605 {
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800606 ret->tlsext_tick = os.data;
607 ret->tlsext_ticklen = os.length;
Brian Carlstrom221304e2010-04-15 14:22:36 -0700608 os.data = NULL;
609 os.length = 0;
610 }
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800611 else
612 ret->tlsext_tick=NULL;
613#endif /* OPENSSL_NO_TLSEXT */
Brian Carlstrom98d58bb2010-03-09 09:56:55 -0800614#ifndef OPENSSL_NO_COMP
615 os.length=0;
616 os.data=NULL;
617 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,11);
618 if (os.data)
619 {
620 ret->compress_meth = os.data[0];
621 OPENSSL_free(os.data);
622 os.data = NULL;
623 }
624#endif
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800625
Brian Carlstrom392aa7c2012-03-15 16:03:43 -0700626#ifndef OPENSSL_NO_SRP
627 os.length=0;
628 os.data=NULL;
629 M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,12);
630 if (os.data)
631 {
632 ret->srp_username = BUF_strndup((char *)os.data, os.length);
633 OPENSSL_free(os.data);
634 os.data = NULL;
635 os.length = 0;
636 }
637 else
638 ret->srp_username=NULL;
639#endif /* OPENSSL_NO_SRP */
640
The Android Open Source Project656d9c72009-03-03 19:30:25 -0800641 M_ASN1_D2I_Finish(a,SSL_SESSION_free,SSL_F_D2I_SSL_SESSION);
642 }