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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_lifetim
e_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,1
0,v10); | |
311 if (in->tlsext_hostname) | |
312 M_ASN1_I2D_len_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRI
NG,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,v1
1); | |
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_ST
RING,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_STRI
NG,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_ST
RING,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,1
0,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,v1
1); | |
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 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 } | |
418 else if ((ssl_version>>8) >= SSL3_VERSION_MAJOR) | |
419 { | |
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 { | |
431 c.error=SSL_R_UNKNOWN_SSL_VERSION; | |
432 goto err; | |
433 } | |
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); | |
439 if ((ssl_version>>8) >= SSL3_VERSION_MAJOR) | |
440 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); | |
454 if (os.length > SSL_MAX_MASTER_KEY_LENGTH) | |
455 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 { | |
523 c.error=SSL_R_BAD_LENGTH; | |
524 goto err; | |
525 } | |
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; | |
559 #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; | |
574 | |
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; | |
587 #endif /* OPENSSL_NO_PSK */ | |
588 | |
589 #ifndef OPENSSL_NO_TLSEXT | |
590 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 | |
600 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 { | |
606 ret->tlsext_tick = os.data; | |
607 ret->tlsext_ticklen = os.length; | |
608 os.data = NULL; | |
609 os.length = 0; | |
610 } | |
611 else | |
612 ret->tlsext_tick=NULL; | |
613 #endif /* OPENSSL_NO_TLSEXT */ | |
614 #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 | |
625 | |
626 #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 | |
641 M_ASN1_D2I_Finish(a,SSL_SESSION_free,SSL_F_D2I_SSL_SESSION); | |
642 } | |
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