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d02b48c6 | 1 | /* ssl/ssl_asn1.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
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. | |
0f113f3e | 8 | * |
d02b48c6 RE |
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). | |
0f113f3e | 15 | * |
d02b48c6 RE |
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. | |
0f113f3e | 22 | * |
d02b48c6 RE |
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 :-). | |
0f113f3e | 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
38 | * the apps directory (application code) you must include an acknowledgement: |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 40 | * |
d02b48c6 RE |
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. | |
0f113f3e | 52 | * |
d02b48c6 RE |
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 | */ | |
ddac1974 NL |
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 | */ | |
d02b48c6 RE |
84 | |
85 | #include <stdio.h> | |
86 | #include <stdlib.h> | |
7b63c0fa | 87 | #include "ssl_locl.h" |
ec577822 BM |
88 | #include <openssl/asn1_mac.h> |
89 | #include <openssl/objects.h> | |
b1fe6ca1 | 90 | #include <openssl/x509.h> |
d02b48c6 | 91 | |
0f113f3e MC |
92 | typedef struct ssl_session_asn1_st { |
93 | ASN1_INTEGER version; | |
94 | ASN1_INTEGER ssl_version; | |
95 | ASN1_OCTET_STRING cipher; | |
96 | ASN1_OCTET_STRING comp_id; | |
97 | ASN1_OCTET_STRING master_key; | |
98 | ASN1_OCTET_STRING session_id; | |
99 | ASN1_OCTET_STRING session_id_context; | |
882e8912 | 100 | #ifndef OPENSSL_NO_KRB5 |
0f113f3e MC |
101 | ASN1_OCTET_STRING krb5_princ; |
102 | #endif /* OPENSSL_NO_KRB5 */ | |
103 | ASN1_INTEGER time; | |
104 | ASN1_INTEGER timeout; | |
105 | ASN1_INTEGER verify_result; | |
ed3883d2 | 106 | #ifndef OPENSSL_NO_TLSEXT |
0f113f3e MC |
107 | ASN1_OCTET_STRING tlsext_hostname; |
108 | ASN1_INTEGER tlsext_tick_lifetime; | |
109 | ASN1_OCTET_STRING tlsext_tick; | |
110 | #endif /* OPENSSL_NO_TLSEXT */ | |
ddac1974 | 111 | #ifndef OPENSSL_NO_PSK |
0f113f3e MC |
112 | ASN1_OCTET_STRING psk_identity_hint; |
113 | ASN1_OCTET_STRING psk_identity; | |
114 | #endif /* OPENSSL_NO_PSK */ | |
edc032b5 | 115 | #ifndef OPENSSL_NO_SRP |
0f113f3e MC |
116 | ASN1_OCTET_STRING srp_username; |
117 | #endif /* OPENSSL_NO_SRP */ | |
118 | } SSL_SESSION_ASN1; | |
d02b48c6 | 119 | |
6b691a5c | 120 | int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp) |
0f113f3e | 121 | { |
d02b48c6 | 122 | #define LSIZE2 (sizeof(long)*2) |
0f113f3e MC |
123 | int v1 = 0, v2 = 0, v3 = 0, v4 = 0, v5 = 0, v7 = 0, v8 = 0; |
124 | unsigned char buf[4], ibuf1[LSIZE2], ibuf2[LSIZE2]; | |
125 | unsigned char ibuf3[LSIZE2], ibuf4[LSIZE2], ibuf5[LSIZE2]; | |
367eb1f1 | 126 | #ifndef OPENSSL_NO_TLSEXT |
0f113f3e MC |
127 | int v6 = 0, v9 = 0, v10 = 0; |
128 | unsigned char ibuf6[LSIZE2]; | |
9de014a7 DSH |
129 | #endif |
130 | #ifndef OPENSSL_NO_COMP | |
0f113f3e MC |
131 | unsigned char cbuf; |
132 | int v11 = 0; | |
edc032b5 BL |
133 | #endif |
134 | #ifndef OPENSSL_NO_SRP | |
0f113f3e | 135 | int v12 = 0; |
367eb1f1 | 136 | #endif |
0f113f3e MC |
137 | long l; |
138 | SSL_SESSION_ASN1 a; | |
139 | M_ASN1_I2D_vars(in); | |
140 | ||
141 | if ((in == NULL) || ((in->cipher == NULL) && (in->cipher_id == 0))) | |
142 | return (0); | |
143 | ||
144 | /* | |
145 | * Note that I cheat in the following 2 assignments. I know that if the | |
146 | * ASN1_INTEGER passed to ASN1_INTEGER_set is > sizeof(long)+1, the | |
147 | * buffer will not be re-OPENSSL_malloc()ed. This is a bit evil but makes | |
148 | * things simple, no dynamic allocation to clean up :-) | |
149 | */ | |
150 | a.version.length = LSIZE2; | |
151 | a.version.type = V_ASN1_INTEGER; | |
152 | a.version.data = ibuf1; | |
153 | ASN1_INTEGER_set(&(a.version), SSL_SESSION_ASN1_VERSION); | |
154 | ||
155 | a.ssl_version.length = LSIZE2; | |
156 | a.ssl_version.type = V_ASN1_INTEGER; | |
157 | a.ssl_version.data = ibuf2; | |
158 | ASN1_INTEGER_set(&(a.ssl_version), in->ssl_version); | |
159 | ||
160 | a.cipher.type = V_ASN1_OCTET_STRING; | |
161 | a.cipher.data = buf; | |
162 | ||
163 | if (in->cipher == NULL) | |
164 | l = in->cipher_id; | |
165 | else | |
166 | l = in->cipher->id; | |
167 | a.cipher.length = 2; | |
168 | buf[0] = ((unsigned char)(l >> 8L)) & 0xff; | |
169 | buf[1] = ((unsigned char)(l)) & 0xff; | |
d02b48c6 | 170 | |
9de014a7 | 171 | #ifndef OPENSSL_NO_COMP |
0f113f3e MC |
172 | if (in->compress_meth) { |
173 | cbuf = (unsigned char)in->compress_meth; | |
174 | a.comp_id.length = 1; | |
175 | a.comp_id.type = V_ASN1_OCTET_STRING; | |
176 | a.comp_id.data = &cbuf; | |
177 | } | |
9de014a7 DSH |
178 | #endif |
179 | ||
0f113f3e MC |
180 | a.master_key.length = in->master_key_length; |
181 | a.master_key.type = V_ASN1_OCTET_STRING; | |
182 | a.master_key.data = in->master_key; | |
d02b48c6 | 183 | |
0f113f3e MC |
184 | a.session_id.length = in->session_id_length; |
185 | a.session_id.type = V_ASN1_OCTET_STRING; | |
186 | a.session_id.data = in->session_id; | |
d02b48c6 | 187 | |
0f113f3e MC |
188 | a.session_id_context.length = in->sid_ctx_length; |
189 | a.session_id_context.type = V_ASN1_OCTET_STRING; | |
190 | a.session_id_context.data = in->sid_ctx; | |
b4cadc6e | 191 | |
882e8912 | 192 | #ifndef OPENSSL_NO_KRB5 |
0f113f3e MC |
193 | if (in->krb5_client_princ_len) { |
194 | a.krb5_princ.length = in->krb5_client_princ_len; | |
195 | a.krb5_princ.type = V_ASN1_OCTET_STRING; | |
196 | a.krb5_princ.data = in->krb5_client_princ; | |
197 | } | |
198 | #endif /* OPENSSL_NO_KRB5 */ | |
199 | ||
200 | if (in->time != 0L) { | |
201 | a.time.length = LSIZE2; | |
202 | a.time.type = V_ASN1_INTEGER; | |
203 | a.time.data = ibuf3; | |
204 | ASN1_INTEGER_set(&(a.time), in->time); | |
205 | } | |
206 | ||
207 | if (in->timeout != 0L) { | |
208 | a.timeout.length = LSIZE2; | |
209 | a.timeout.type = V_ASN1_INTEGER; | |
210 | a.timeout.data = ibuf4; | |
211 | ASN1_INTEGER_set(&(a.timeout), in->timeout); | |
212 | } | |
213 | ||
214 | if (in->verify_result != X509_V_OK) { | |
215 | a.verify_result.length = LSIZE2; | |
216 | a.verify_result.type = V_ASN1_INTEGER; | |
217 | a.verify_result.data = ibuf5; | |
218 | ASN1_INTEGER_set(&a.verify_result, in->verify_result); | |
219 | } | |
ed3883d2 | 220 | #ifndef OPENSSL_NO_TLSEXT |
0f113f3e MC |
221 | if (in->tlsext_hostname) { |
222 | a.tlsext_hostname.length = strlen(in->tlsext_hostname); | |
223 | a.tlsext_hostname.type = V_ASN1_OCTET_STRING; | |
224 | a.tlsext_hostname.data = (unsigned char *)in->tlsext_hostname; | |
225 | } | |
226 | if (in->tlsext_tick) { | |
227 | a.tlsext_tick.length = in->tlsext_ticklen; | |
228 | a.tlsext_tick.type = V_ASN1_OCTET_STRING; | |
229 | a.tlsext_tick.data = (unsigned char *)in->tlsext_tick; | |
230 | } | |
231 | if (in->tlsext_tick_lifetime_hint > 0) { | |
232 | a.tlsext_tick_lifetime.length = LSIZE2; | |
233 | a.tlsext_tick_lifetime.type = V_ASN1_INTEGER; | |
234 | a.tlsext_tick_lifetime.data = ibuf6; | |
235 | ASN1_INTEGER_set(&a.tlsext_tick_lifetime, | |
236 | in->tlsext_tick_lifetime_hint); | |
237 | } | |
238 | #endif /* OPENSSL_NO_TLSEXT */ | |
ddac1974 | 239 | #ifndef OPENSSL_NO_PSK |
0f113f3e MC |
240 | if (in->psk_identity_hint) { |
241 | a.psk_identity_hint.length = strlen(in->psk_identity_hint); | |
242 | a.psk_identity_hint.type = V_ASN1_OCTET_STRING; | |
243 | a.psk_identity_hint.data = (unsigned char *)(in->psk_identity_hint); | |
244 | } | |
245 | if (in->psk_identity) { | |
246 | a.psk_identity.length = strlen(in->psk_identity); | |
247 | a.psk_identity.type = V_ASN1_OCTET_STRING; | |
248 | a.psk_identity.data = (unsigned char *)(in->psk_identity); | |
249 | } | |
250 | #endif /* OPENSSL_NO_PSK */ | |
edc032b5 | 251 | #ifndef OPENSSL_NO_SRP |
0f113f3e MC |
252 | if (in->srp_username) { |
253 | a.srp_username.length = strlen(in->srp_username); | |
254 | a.srp_username.type = V_ASN1_OCTET_STRING; | |
255 | a.srp_username.data = (unsigned char *)(in->srp_username); | |
256 | } | |
257 | #endif /* OPENSSL_NO_SRP */ | |
258 | ||
259 | M_ASN1_I2D_len(&(a.version), i2d_ASN1_INTEGER); | |
260 | M_ASN1_I2D_len(&(a.ssl_version), i2d_ASN1_INTEGER); | |
261 | M_ASN1_I2D_len(&(a.cipher), i2d_ASN1_OCTET_STRING); | |
262 | M_ASN1_I2D_len(&(a.session_id), i2d_ASN1_OCTET_STRING); | |
263 | M_ASN1_I2D_len(&(a.master_key), i2d_ASN1_OCTET_STRING); | |
882e8912 | 264 | #ifndef OPENSSL_NO_KRB5 |
0f113f3e MC |
265 | if (in->krb5_client_princ_len) |
266 | M_ASN1_I2D_len(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); | |
267 | #endif /* OPENSSL_NO_KRB5 */ | |
268 | if (in->time != 0L) | |
269 | M_ASN1_I2D_len_EXP_opt(&(a.time), i2d_ASN1_INTEGER, 1, v1); | |
270 | if (in->timeout != 0L) | |
271 | M_ASN1_I2D_len_EXP_opt(&(a.timeout), i2d_ASN1_INTEGER, 2, v2); | |
272 | if (in->peer != NULL) | |
273 | M_ASN1_I2D_len_EXP_opt(in->peer, i2d_X509, 3, v3); | |
274 | M_ASN1_I2D_len_EXP_opt(&a.session_id_context, i2d_ASN1_OCTET_STRING, 4, | |
275 | v4); | |
276 | if (in->verify_result != X509_V_OK) | |
277 | M_ASN1_I2D_len_EXP_opt(&(a.verify_result), i2d_ASN1_INTEGER, 5, v5); | |
d02b48c6 | 278 | |
ed3883d2 | 279 | #ifndef OPENSSL_NO_TLSEXT |
0f113f3e MC |
280 | if (in->tlsext_tick_lifetime_hint > 0) |
281 | M_ASN1_I2D_len_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER, 9, | |
282 | v9); | |
283 | if (in->tlsext_tick) | |
284 | M_ASN1_I2D_len_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING, 10, | |
285 | v10); | |
286 | if (in->tlsext_hostname) | |
287 | M_ASN1_I2D_len_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING, 6, | |
288 | v6); | |
289 | # ifndef OPENSSL_NO_COMP | |
290 | if (in->compress_meth) | |
291 | M_ASN1_I2D_len_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING, 11, v11); | |
292 | # endif | |
293 | #endif /* OPENSSL_NO_TLSEXT */ | |
ddac1974 | 294 | #ifndef OPENSSL_NO_PSK |
0f113f3e MC |
295 | if (in->psk_identity_hint) |
296 | M_ASN1_I2D_len_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING, | |
297 | 7, v7); | |
298 | if (in->psk_identity) | |
299 | M_ASN1_I2D_len_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING, 8, | |
300 | v8); | |
301 | #endif /* OPENSSL_NO_PSK */ | |
edc032b5 | 302 | #ifndef OPENSSL_NO_SRP |
0f113f3e MC |
303 | if (in->srp_username) |
304 | M_ASN1_I2D_len_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING, 12, | |
305 | v12); | |
306 | #endif /* OPENSSL_NO_SRP */ | |
307 | ||
308 | M_ASN1_I2D_seq_total(); | |
309 | ||
310 | M_ASN1_I2D_put(&(a.version), i2d_ASN1_INTEGER); | |
311 | M_ASN1_I2D_put(&(a.ssl_version), i2d_ASN1_INTEGER); | |
312 | M_ASN1_I2D_put(&(a.cipher), i2d_ASN1_OCTET_STRING); | |
313 | M_ASN1_I2D_put(&(a.session_id), i2d_ASN1_OCTET_STRING); | |
314 | M_ASN1_I2D_put(&(a.master_key), i2d_ASN1_OCTET_STRING); | |
882e8912 | 315 | #ifndef OPENSSL_NO_KRB5 |
0f113f3e MC |
316 | if (in->krb5_client_princ_len) |
317 | M_ASN1_I2D_put(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); | |
318 | #endif /* OPENSSL_NO_KRB5 */ | |
319 | if (in->time != 0L) | |
320 | M_ASN1_I2D_put_EXP_opt(&(a.time), i2d_ASN1_INTEGER, 1, v1); | |
321 | if (in->timeout != 0L) | |
322 | M_ASN1_I2D_put_EXP_opt(&(a.timeout), i2d_ASN1_INTEGER, 2, v2); | |
323 | if (in->peer != NULL) | |
324 | M_ASN1_I2D_put_EXP_opt(in->peer, i2d_X509, 3, v3); | |
325 | M_ASN1_I2D_put_EXP_opt(&a.session_id_context, i2d_ASN1_OCTET_STRING, 4, | |
326 | v4); | |
327 | if (in->verify_result != X509_V_OK) | |
328 | M_ASN1_I2D_put_EXP_opt(&a.verify_result, i2d_ASN1_INTEGER, 5, v5); | |
ed3883d2 | 329 | #ifndef OPENSSL_NO_TLSEXT |
0f113f3e MC |
330 | if (in->tlsext_hostname) |
331 | M_ASN1_I2D_put_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING, 6, | |
332 | v6); | |
333 | #endif /* OPENSSL_NO_TLSEXT */ | |
ddac1974 | 334 | #ifndef OPENSSL_NO_PSK |
0f113f3e MC |
335 | if (in->psk_identity_hint) |
336 | M_ASN1_I2D_put_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING, | |
337 | 7, v7); | |
338 | if (in->psk_identity) | |
339 | M_ASN1_I2D_put_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING, 8, | |
340 | v8); | |
341 | #endif /* OPENSSL_NO_PSK */ | |
6434abbf | 342 | #ifndef OPENSSL_NO_TLSEXT |
0f113f3e MC |
343 | if (in->tlsext_tick_lifetime_hint > 0) |
344 | M_ASN1_I2D_put_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER, 9, | |
345 | v9); | |
346 | if (in->tlsext_tick) | |
347 | M_ASN1_I2D_put_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING, 10, | |
348 | v10); | |
349 | #endif /* OPENSSL_NO_TLSEXT */ | |
9de014a7 | 350 | #ifndef OPENSSL_NO_COMP |
0f113f3e MC |
351 | if (in->compress_meth) |
352 | M_ASN1_I2D_put_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING, 11, v11); | |
9de014a7 | 353 | #endif |
edc032b5 | 354 | #ifndef OPENSSL_NO_SRP |
0f113f3e MC |
355 | if (in->srp_username) |
356 | M_ASN1_I2D_put_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING, 12, | |
357 | v12); | |
358 | #endif /* OPENSSL_NO_SRP */ | |
359 | M_ASN1_I2D_finish(); | |
360 | } | |
d02b48c6 | 361 | |
41a15c4f | 362 | SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp, |
0f113f3e MC |
363 | long length) |
364 | { | |
365 | int ssl_version = 0, i; | |
366 | long id; | |
367 | ASN1_INTEGER ai, *aip; | |
368 | ASN1_OCTET_STRING os, *osp; | |
369 | M_ASN1_D2I_vars(a, SSL_SESSION *, SSL_SESSION_new); | |
370 | ||
371 | aip = &ai; | |
372 | osp = &os; | |
373 | ||
374 | M_ASN1_D2I_Init(); | |
375 | M_ASN1_D2I_start_sequence(); | |
376 | ||
377 | ai.data = NULL; | |
378 | ai.length = 0; | |
379 | M_ASN1_D2I_get_x(ASN1_INTEGER, aip, d2i_ASN1_INTEGER); | |
380 | if (ai.data != NULL) { | |
381 | OPENSSL_free(ai.data); | |
382 | ai.data = NULL; | |
383 | ai.length = 0; | |
384 | } | |
385 | ||
386 | /* we don't care about the version right now :-) */ | |
387 | M_ASN1_D2I_get_x(ASN1_INTEGER, aip, d2i_ASN1_INTEGER); | |
388 | ssl_version = (int)ASN1_INTEGER_get(aip); | |
389 | ret->ssl_version = ssl_version; | |
390 | if (ai.data != NULL) { | |
391 | OPENSSL_free(ai.data); | |
392 | ai.data = NULL; | |
393 | ai.length = 0; | |
394 | } | |
395 | ||
396 | os.data = NULL; | |
397 | os.length = 0; | |
398 | M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); | |
399 | if ((ssl_version >> 8) >= SSL3_VERSION_MAJOR) { | |
400 | if (os.length != 2) { | |
401 | c.error = SSL_R_CIPHER_CODE_WRONG_LENGTH; | |
402 | c.line = __LINE__; | |
403 | goto err; | |
404 | } | |
405 | id = 0x03000000L | | |
406 | ((unsigned long)os.data[0] << 8L) | (unsigned long)os.data[1]; | |
407 | } else { | |
408 | c.error = SSL_R_UNKNOWN_SSL_VERSION; | |
409 | c.line = __LINE__; | |
410 | goto err; | |
411 | } | |
412 | ||
413 | ret->cipher = NULL; | |
414 | ret->cipher_id = id; | |
415 | ||
416 | M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); | |
417 | i = SSL3_MAX_SSL_SESSION_ID_LENGTH; | |
418 | ||
419 | if (os.length > i) | |
420 | os.length = i; | |
421 | if (os.length > (int)sizeof(ret->session_id)) /* can't happen */ | |
422 | os.length = sizeof(ret->session_id); | |
423 | ||
424 | ret->session_id_length = os.length; | |
425 | OPENSSL_assert(os.length <= (int)sizeof(ret->session_id)); | |
426 | memcpy(ret->session_id, os.data, os.length); | |
427 | ||
428 | M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); | |
429 | if (os.length > SSL_MAX_MASTER_KEY_LENGTH) | |
430 | ret->master_key_length = SSL_MAX_MASTER_KEY_LENGTH; | |
431 | else | |
432 | ret->master_key_length = os.length; | |
433 | memcpy(ret->master_key, os.data, ret->master_key_length); | |
434 | ||
435 | os.length = 0; | |
98fa4fe8 DSH |
436 | |
437 | #ifndef OPENSSL_NO_KRB5 | |
0f113f3e MC |
438 | os.length = 0; |
439 | M_ASN1_D2I_get_opt(osp, d2i_ASN1_OCTET_STRING, V_ASN1_OCTET_STRING); | |
440 | if (os.data) { | |
441 | if (os.length > SSL_MAX_KRB5_PRINCIPAL_LENGTH) | |
442 | ret->krb5_client_princ_len = 0; | |
443 | else | |
444 | ret->krb5_client_princ_len = os.length; | |
445 | memcpy(ret->krb5_client_princ, os.data, ret->krb5_client_princ_len); | |
446 | OPENSSL_free(os.data); | |
447 | os.data = NULL; | |
448 | os.length = 0; | |
449 | } else | |
450 | ret->krb5_client_princ_len = 0; | |
451 | #endif /* OPENSSL_NO_KRB5 */ | |
452 | ||
453 | M_ASN1_D2I_get_IMP_opt(osp, d2i_ASN1_OCTET_STRING, 0, | |
454 | V_ASN1_OCTET_STRING); | |
455 | if (os.data != NULL) | |
456 | OPENSSL_free(os.data); | |
457 | ||
458 | ai.length = 0; | |
459 | M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 1); | |
460 | if (ai.data != NULL) { | |
461 | ret->time = ASN1_INTEGER_get(aip); | |
462 | OPENSSL_free(ai.data); | |
463 | ai.data = NULL; | |
464 | ai.length = 0; | |
465 | } else | |
466 | ret->time = (unsigned long)time(NULL); | |
467 | ||
468 | ai.length = 0; | |
469 | M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 2); | |
470 | if (ai.data != NULL) { | |
471 | ret->timeout = ASN1_INTEGER_get(aip); | |
472 | OPENSSL_free(ai.data); | |
473 | ai.data = NULL; | |
474 | ai.length = 0; | |
475 | } else | |
476 | ret->timeout = 3; | |
477 | ||
478 | if (ret->peer != NULL) { | |
479 | X509_free(ret->peer); | |
480 | ret->peer = NULL; | |
481 | } | |
482 | M_ASN1_D2I_get_EXP_opt(ret->peer, d2i_X509, 3); | |
483 | ||
484 | os.length = 0; | |
485 | os.data = NULL; | |
486 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 4); | |
487 | ||
488 | if (os.data != NULL) { | |
489 | if (os.length > SSL_MAX_SID_CTX_LENGTH) { | |
490 | c.error = SSL_R_BAD_LENGTH; | |
491 | c.line = __LINE__; | |
492 | goto err; | |
493 | } else { | |
494 | ret->sid_ctx_length = os.length; | |
495 | memcpy(ret->sid_ctx, os.data, os.length); | |
496 | } | |
497 | OPENSSL_free(os.data); | |
498 | os.data = NULL; | |
499 | os.length = 0; | |
500 | } else | |
501 | ret->sid_ctx_length = 0; | |
502 | ||
503 | ai.length = 0; | |
504 | M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 5); | |
505 | if (ai.data != NULL) { | |
506 | ret->verify_result = ASN1_INTEGER_get(aip); | |
507 | OPENSSL_free(ai.data); | |
508 | ai.data = NULL; | |
509 | ai.length = 0; | |
510 | } else | |
511 | ret->verify_result = X509_V_OK; | |
b1fe6ca1 | 512 | |
ed3883d2 | 513 | #ifndef OPENSSL_NO_TLSEXT |
0f113f3e MC |
514 | os.length = 0; |
515 | os.data = NULL; | |
516 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 6); | |
517 | if (os.data) { | |
518 | ret->tlsext_hostname = BUF_strndup((char *)os.data, os.length); | |
519 | OPENSSL_free(os.data); | |
520 | os.data = NULL; | |
521 | os.length = 0; | |
522 | } else | |
523 | ret->tlsext_hostname = NULL; | |
524 | #endif /* OPENSSL_NO_TLSEXT */ | |
ed3883d2 | 525 | |
ddac1974 | 526 | #ifndef OPENSSL_NO_PSK |
0f113f3e MC |
527 | os.length = 0; |
528 | os.data = NULL; | |
529 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 7); | |
530 | if (os.data) { | |
531 | ret->psk_identity_hint = BUF_strndup((char *)os.data, os.length); | |
532 | OPENSSL_free(os.data); | |
533 | os.data = NULL; | |
534 | os.length = 0; | |
535 | } else | |
536 | ret->psk_identity_hint = NULL; | |
537 | ||
538 | os.length = 0; | |
539 | os.data = NULL; | |
540 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 8); | |
541 | if (os.data) { | |
542 | ret->psk_identity = BUF_strndup((char *)os.data, os.length); | |
543 | OPENSSL_free(os.data); | |
544 | os.data = NULL; | |
545 | os.length = 0; | |
546 | } else | |
547 | ret->psk_identity = NULL; | |
548 | #endif /* OPENSSL_NO_PSK */ | |
ddac1974 | 549 | |
6434abbf | 550 | #ifndef OPENSSL_NO_TLSEXT |
0f113f3e MC |
551 | ai.length = 0; |
552 | M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 9); | |
553 | if (ai.data != NULL) { | |
554 | ret->tlsext_tick_lifetime_hint = ASN1_INTEGER_get(aip); | |
555 | OPENSSL_free(ai.data); | |
556 | ai.data = NULL; | |
557 | ai.length = 0; | |
558 | } else if (ret->tlsext_ticklen && ret->session_id_length) | |
559 | ret->tlsext_tick_lifetime_hint = -1; | |
560 | else | |
561 | ret->tlsext_tick_lifetime_hint = 0; | |
562 | os.length = 0; | |
563 | os.data = NULL; | |
564 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 10); | |
565 | if (os.data) { | |
566 | ret->tlsext_tick = os.data; | |
567 | ret->tlsext_ticklen = os.length; | |
568 | os.data = NULL; | |
569 | os.length = 0; | |
570 | } else | |
571 | ret->tlsext_tick = NULL; | |
572 | #endif /* OPENSSL_NO_TLSEXT */ | |
9de014a7 | 573 | #ifndef OPENSSL_NO_COMP |
0f113f3e MC |
574 | os.length = 0; |
575 | os.data = NULL; | |
576 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 11); | |
577 | if (os.data) { | |
578 | ret->compress_meth = os.data[0]; | |
579 | OPENSSL_free(os.data); | |
580 | os.data = NULL; | |
581 | } | |
9de014a7 | 582 | #endif |
ddac1974 | 583 | |
edc032b5 | 584 | #ifndef OPENSSL_NO_SRP |
0f113f3e MC |
585 | os.length = 0; |
586 | os.data = NULL; | |
587 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 12); | |
588 | if (os.data) { | |
589 | ret->srp_username = BUF_strndup((char *)os.data, os.length); | |
590 | OPENSSL_free(os.data); | |
591 | os.data = NULL; | |
592 | os.length = 0; | |
593 | } else | |
594 | ret->srp_username = NULL; | |
595 | #endif /* OPENSSL_NO_SRP */ | |
596 | ||
597 | M_ASN1_D2I_Finish(a, SSL_SESSION_free, SSL_F_D2I_SSL_SESSION); | |
598 | } |