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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. | |
ae5c8664 | 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). | |
ae5c8664 | 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. | |
ae5c8664 | 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 :-). | |
ae5c8664 | 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)" | |
ae5c8664 | 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. | |
ae5c8664 | 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 | |
ae5c8664 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; | |
100 | ASN1_OCTET_STRING key_arg; | |
882e8912 | 101 | #ifndef OPENSSL_NO_KRB5 |
ae5c8664 MC |
102 | ASN1_OCTET_STRING krb5_princ; |
103 | #endif /* OPENSSL_NO_KRB5 */ | |
104 | ASN1_INTEGER time; | |
105 | ASN1_INTEGER timeout; | |
106 | ASN1_INTEGER verify_result; | |
ed3883d2 | 107 | #ifndef OPENSSL_NO_TLSEXT |
ae5c8664 MC |
108 | ASN1_OCTET_STRING tlsext_hostname; |
109 | ASN1_INTEGER tlsext_tick_lifetime; | |
110 | ASN1_OCTET_STRING tlsext_tick; | |
111 | #endif /* OPENSSL_NO_TLSEXT */ | |
ddac1974 | 112 | #ifndef OPENSSL_NO_PSK |
ae5c8664 MC |
113 | ASN1_OCTET_STRING psk_identity_hint; |
114 | ASN1_OCTET_STRING psk_identity; | |
115 | #endif /* OPENSSL_NO_PSK */ | |
a149b246 | 116 | #ifndef OPENSSL_NO_SRP |
ae5c8664 MC |
117 | ASN1_OCTET_STRING srp_username; |
118 | #endif /* OPENSSL_NO_SRP */ | |
119 | } SSL_SESSION_ASN1; | |
d02b48c6 | 120 | |
6b691a5c | 121 | int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp) |
ae5c8664 | 122 | { |
d02b48c6 | 123 | #define LSIZE2 (sizeof(long)*2) |
929f6d6f | 124 | int v1 = 0, v2 = 0, v3 = 0, v4 = 0, v5 = 0; |
ae5c8664 MC |
125 | unsigned char buf[4], ibuf1[LSIZE2], ibuf2[LSIZE2]; |
126 | unsigned char ibuf3[LSIZE2], ibuf4[LSIZE2], ibuf5[LSIZE2]; | |
367eb1f1 | 127 | #ifndef OPENSSL_NO_TLSEXT |
ae5c8664 MC |
128 | int v6 = 0, v9 = 0, v10 = 0; |
129 | unsigned char ibuf6[LSIZE2]; | |
76ec9151 | 130 | #endif |
929f6d6f IR |
131 | #ifndef OPENSSL_NO_PSK |
132 | int v7 = 0, v8 = 0; | |
133 | #endif | |
76ec9151 | 134 | #ifndef OPENSSL_NO_COMP |
ae5c8664 MC |
135 | unsigned char cbuf; |
136 | int v11 = 0; | |
a149b246 BL |
137 | #endif |
138 | #ifndef OPENSSL_NO_SRP | |
ae5c8664 | 139 | int v12 = 0; |
367eb1f1 | 140 | #endif |
ae5c8664 MC |
141 | long l; |
142 | SSL_SESSION_ASN1 a; | |
143 | M_ASN1_I2D_vars(in); | |
144 | ||
145 | if ((in == NULL) || ((in->cipher == NULL) && (in->cipher_id == 0))) | |
146 | return (0); | |
147 | ||
148 | /* | |
149 | * Note that I cheat in the following 2 assignments. I know that if the | |
150 | * ASN1_INTEGER passed to ASN1_INTEGER_set is > sizeof(long)+1, the | |
151 | * buffer will not be re-OPENSSL_malloc()ed. This is a bit evil but makes | |
152 | * things simple, no dynamic allocation to clean up :-) | |
153 | */ | |
154 | a.version.length = LSIZE2; | |
155 | a.version.type = V_ASN1_INTEGER; | |
156 | a.version.data = ibuf1; | |
157 | ASN1_INTEGER_set(&(a.version), SSL_SESSION_ASN1_VERSION); | |
158 | ||
159 | a.ssl_version.length = LSIZE2; | |
160 | a.ssl_version.type = V_ASN1_INTEGER; | |
161 | a.ssl_version.data = ibuf2; | |
162 | ASN1_INTEGER_set(&(a.ssl_version), in->ssl_version); | |
163 | ||
164 | a.cipher.type = V_ASN1_OCTET_STRING; | |
165 | a.cipher.data = buf; | |
166 | ||
167 | if (in->cipher == NULL) | |
168 | l = in->cipher_id; | |
169 | else | |
170 | l = in->cipher->id; | |
171 | if (in->ssl_version == SSL2_VERSION) { | |
172 | a.cipher.length = 3; | |
173 | buf[0] = ((unsigned char)(l >> 16L)) & 0xff; | |
174 | buf[1] = ((unsigned char)(l >> 8L)) & 0xff; | |
175 | buf[2] = ((unsigned char)(l)) & 0xff; | |
176 | } else { | |
177 | a.cipher.length = 2; | |
178 | buf[0] = ((unsigned char)(l >> 8L)) & 0xff; | |
179 | buf[1] = ((unsigned char)(l)) & 0xff; | |
180 | } | |
d02b48c6 | 181 | |
76ec9151 | 182 | #ifndef OPENSSL_NO_COMP |
ae5c8664 MC |
183 | if (in->compress_meth) { |
184 | cbuf = (unsigned char)in->compress_meth; | |
185 | a.comp_id.length = 1; | |
186 | a.comp_id.type = V_ASN1_OCTET_STRING; | |
187 | a.comp_id.data = &cbuf; | |
188 | } | |
76ec9151 DSH |
189 | #endif |
190 | ||
ae5c8664 MC |
191 | a.master_key.length = in->master_key_length; |
192 | a.master_key.type = V_ASN1_OCTET_STRING; | |
193 | a.master_key.data = in->master_key; | |
d02b48c6 | 194 | |
ae5c8664 MC |
195 | a.session_id.length = in->session_id_length; |
196 | a.session_id.type = V_ASN1_OCTET_STRING; | |
197 | a.session_id.data = in->session_id; | |
d02b48c6 | 198 | |
ae5c8664 MC |
199 | a.session_id_context.length = in->sid_ctx_length; |
200 | a.session_id_context.type = V_ASN1_OCTET_STRING; | |
201 | a.session_id_context.data = in->sid_ctx; | |
b4cadc6e | 202 | |
ae5c8664 MC |
203 | a.key_arg.length = in->key_arg_length; |
204 | a.key_arg.type = V_ASN1_OCTET_STRING; | |
205 | a.key_arg.data = in->key_arg; | |
d02b48c6 | 206 | |
882e8912 | 207 | #ifndef OPENSSL_NO_KRB5 |
ae5c8664 MC |
208 | if (in->krb5_client_princ_len) { |
209 | a.krb5_princ.length = in->krb5_client_princ_len; | |
210 | a.krb5_princ.type = V_ASN1_OCTET_STRING; | |
211 | a.krb5_princ.data = in->krb5_client_princ; | |
212 | } | |
213 | #endif /* OPENSSL_NO_KRB5 */ | |
214 | ||
215 | if (in->time != 0L) { | |
216 | a.time.length = LSIZE2; | |
217 | a.time.type = V_ASN1_INTEGER; | |
218 | a.time.data = ibuf3; | |
219 | ASN1_INTEGER_set(&(a.time), in->time); | |
220 | } | |
221 | ||
222 | if (in->timeout != 0L) { | |
223 | a.timeout.length = LSIZE2; | |
224 | a.timeout.type = V_ASN1_INTEGER; | |
225 | a.timeout.data = ibuf4; | |
226 | ASN1_INTEGER_set(&(a.timeout), in->timeout); | |
227 | } | |
228 | ||
229 | if (in->verify_result != X509_V_OK) { | |
230 | a.verify_result.length = LSIZE2; | |
231 | a.verify_result.type = V_ASN1_INTEGER; | |
232 | a.verify_result.data = ibuf5; | |
233 | ASN1_INTEGER_set(&a.verify_result, in->verify_result); | |
234 | } | |
ed3883d2 | 235 | #ifndef OPENSSL_NO_TLSEXT |
ae5c8664 MC |
236 | if (in->tlsext_hostname) { |
237 | a.tlsext_hostname.length = strlen(in->tlsext_hostname); | |
238 | a.tlsext_hostname.type = V_ASN1_OCTET_STRING; | |
239 | a.tlsext_hostname.data = (unsigned char *)in->tlsext_hostname; | |
240 | } | |
241 | if (in->tlsext_tick) { | |
242 | a.tlsext_tick.length = in->tlsext_ticklen; | |
243 | a.tlsext_tick.type = V_ASN1_OCTET_STRING; | |
244 | a.tlsext_tick.data = (unsigned char *)in->tlsext_tick; | |
245 | } | |
246 | if (in->tlsext_tick_lifetime_hint > 0) { | |
247 | a.tlsext_tick_lifetime.length = LSIZE2; | |
248 | a.tlsext_tick_lifetime.type = V_ASN1_INTEGER; | |
249 | a.tlsext_tick_lifetime.data = ibuf6; | |
250 | ASN1_INTEGER_set(&a.tlsext_tick_lifetime, | |
251 | in->tlsext_tick_lifetime_hint); | |
252 | } | |
253 | #endif /* OPENSSL_NO_TLSEXT */ | |
ddac1974 | 254 | #ifndef OPENSSL_NO_PSK |
ae5c8664 MC |
255 | if (in->psk_identity_hint) { |
256 | a.psk_identity_hint.length = strlen(in->psk_identity_hint); | |
257 | a.psk_identity_hint.type = V_ASN1_OCTET_STRING; | |
258 | a.psk_identity_hint.data = (unsigned char *)(in->psk_identity_hint); | |
259 | } | |
260 | if (in->psk_identity) { | |
261 | a.psk_identity.length = strlen(in->psk_identity); | |
262 | a.psk_identity.type = V_ASN1_OCTET_STRING; | |
263 | a.psk_identity.data = (unsigned char *)(in->psk_identity); | |
264 | } | |
265 | #endif /* OPENSSL_NO_PSK */ | |
a149b246 | 266 | #ifndef OPENSSL_NO_SRP |
ae5c8664 MC |
267 | if (in->srp_username) { |
268 | a.srp_username.length = strlen(in->srp_username); | |
269 | a.srp_username.type = V_ASN1_OCTET_STRING; | |
270 | a.srp_username.data = (unsigned char *)(in->srp_username); | |
271 | } | |
272 | #endif /* OPENSSL_NO_SRP */ | |
273 | ||
274 | M_ASN1_I2D_len(&(a.version), i2d_ASN1_INTEGER); | |
275 | M_ASN1_I2D_len(&(a.ssl_version), i2d_ASN1_INTEGER); | |
276 | M_ASN1_I2D_len(&(a.cipher), i2d_ASN1_OCTET_STRING); | |
277 | M_ASN1_I2D_len(&(a.session_id), i2d_ASN1_OCTET_STRING); | |
278 | M_ASN1_I2D_len(&(a.master_key), i2d_ASN1_OCTET_STRING); | |
882e8912 | 279 | #ifndef OPENSSL_NO_KRB5 |
ae5c8664 MC |
280 | if (in->krb5_client_princ_len) |
281 | M_ASN1_I2D_len(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); | |
282 | #endif /* OPENSSL_NO_KRB5 */ | |
283 | if (in->key_arg_length > 0) | |
284 | M_ASN1_I2D_len_IMP_opt(&(a.key_arg), i2d_ASN1_OCTET_STRING); | |
285 | if (in->time != 0L) | |
286 | M_ASN1_I2D_len_EXP_opt(&(a.time), i2d_ASN1_INTEGER, 1, v1); | |
287 | if (in->timeout != 0L) | |
288 | M_ASN1_I2D_len_EXP_opt(&(a.timeout), i2d_ASN1_INTEGER, 2, v2); | |
289 | if (in->peer != NULL) | |
290 | M_ASN1_I2D_len_EXP_opt(in->peer, i2d_X509, 3, v3); | |
291 | M_ASN1_I2D_len_EXP_opt(&a.session_id_context, i2d_ASN1_OCTET_STRING, 4, | |
292 | v4); | |
293 | if (in->verify_result != X509_V_OK) | |
294 | M_ASN1_I2D_len_EXP_opt(&(a.verify_result), i2d_ASN1_INTEGER, 5, v5); | |
d02b48c6 | 295 | |
ed3883d2 | 296 | #ifndef OPENSSL_NO_TLSEXT |
ae5c8664 MC |
297 | if (in->tlsext_tick_lifetime_hint > 0) |
298 | M_ASN1_I2D_len_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER, 9, | |
299 | v9); | |
300 | if (in->tlsext_tick) | |
301 | M_ASN1_I2D_len_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING, 10, | |
302 | v10); | |
303 | if (in->tlsext_hostname) | |
304 | M_ASN1_I2D_len_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING, 6, | |
305 | v6); | |
306 | # ifndef OPENSSL_NO_COMP | |
307 | if (in->compress_meth) | |
308 | M_ASN1_I2D_len_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING, 11, v11); | |
309 | # endif | |
310 | #endif /* OPENSSL_NO_TLSEXT */ | |
ddac1974 | 311 | #ifndef OPENSSL_NO_PSK |
ae5c8664 MC |
312 | if (in->psk_identity_hint) |
313 | M_ASN1_I2D_len_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING, | |
314 | 7, v7); | |
315 | if (in->psk_identity) | |
316 | M_ASN1_I2D_len_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING, 8, | |
317 | v8); | |
318 | #endif /* OPENSSL_NO_PSK */ | |
a149b246 | 319 | #ifndef OPENSSL_NO_SRP |
ae5c8664 MC |
320 | if (in->srp_username) |
321 | M_ASN1_I2D_len_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING, 12, | |
322 | v12); | |
323 | #endif /* OPENSSL_NO_SRP */ | |
324 | ||
325 | M_ASN1_I2D_seq_total(); | |
326 | ||
327 | M_ASN1_I2D_put(&(a.version), i2d_ASN1_INTEGER); | |
328 | M_ASN1_I2D_put(&(a.ssl_version), i2d_ASN1_INTEGER); | |
329 | M_ASN1_I2D_put(&(a.cipher), i2d_ASN1_OCTET_STRING); | |
330 | M_ASN1_I2D_put(&(a.session_id), i2d_ASN1_OCTET_STRING); | |
331 | M_ASN1_I2D_put(&(a.master_key), i2d_ASN1_OCTET_STRING); | |
882e8912 | 332 | #ifndef OPENSSL_NO_KRB5 |
ae5c8664 MC |
333 | if (in->krb5_client_princ_len) |
334 | M_ASN1_I2D_put(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); | |
335 | #endif /* OPENSSL_NO_KRB5 */ | |
336 | if (in->key_arg_length > 0) | |
337 | M_ASN1_I2D_put_IMP_opt(&(a.key_arg), i2d_ASN1_OCTET_STRING, 0); | |
338 | if (in->time != 0L) | |
339 | M_ASN1_I2D_put_EXP_opt(&(a.time), i2d_ASN1_INTEGER, 1, v1); | |
340 | if (in->timeout != 0L) | |
341 | M_ASN1_I2D_put_EXP_opt(&(a.timeout), i2d_ASN1_INTEGER, 2, v2); | |
342 | if (in->peer != NULL) | |
343 | M_ASN1_I2D_put_EXP_opt(in->peer, i2d_X509, 3, v3); | |
344 | M_ASN1_I2D_put_EXP_opt(&a.session_id_context, i2d_ASN1_OCTET_STRING, 4, | |
345 | v4); | |
346 | if (in->verify_result != X509_V_OK) | |
347 | M_ASN1_I2D_put_EXP_opt(&a.verify_result, i2d_ASN1_INTEGER, 5, v5); | |
ed3883d2 | 348 | #ifndef OPENSSL_NO_TLSEXT |
ae5c8664 MC |
349 | if (in->tlsext_hostname) |
350 | M_ASN1_I2D_put_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING, 6, | |
351 | v6); | |
352 | #endif /* OPENSSL_NO_TLSEXT */ | |
ddac1974 | 353 | #ifndef OPENSSL_NO_PSK |
ae5c8664 MC |
354 | if (in->psk_identity_hint) |
355 | M_ASN1_I2D_put_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING, | |
356 | 7, v7); | |
357 | if (in->psk_identity) | |
358 | M_ASN1_I2D_put_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING, 8, | |
359 | v8); | |
360 | #endif /* OPENSSL_NO_PSK */ | |
6434abbf | 361 | #ifndef OPENSSL_NO_TLSEXT |
ae5c8664 MC |
362 | if (in->tlsext_tick_lifetime_hint > 0) |
363 | M_ASN1_I2D_put_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER, 9, | |
364 | v9); | |
365 | if (in->tlsext_tick) | |
366 | M_ASN1_I2D_put_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING, 10, | |
367 | v10); | |
368 | #endif /* OPENSSL_NO_TLSEXT */ | |
76ec9151 | 369 | #ifndef OPENSSL_NO_COMP |
ae5c8664 MC |
370 | if (in->compress_meth) |
371 | M_ASN1_I2D_put_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING, 11, v11); | |
76ec9151 | 372 | #endif |
a149b246 | 373 | #ifndef OPENSSL_NO_SRP |
ae5c8664 MC |
374 | if (in->srp_username) |
375 | M_ASN1_I2D_put_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING, 12, | |
376 | v12); | |
377 | #endif /* OPENSSL_NO_SRP */ | |
378 | M_ASN1_I2D_finish(); | |
379 | } | |
d02b48c6 | 380 | |
41a15c4f | 381 | SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp, |
ae5c8664 MC |
382 | long length) |
383 | { | |
384 | int ssl_version = 0, i; | |
385 | long id; | |
386 | ASN1_INTEGER ai, *aip; | |
387 | ASN1_OCTET_STRING os, *osp; | |
388 | M_ASN1_D2I_vars(a, SSL_SESSION *, SSL_SESSION_new); | |
389 | ||
390 | aip = &ai; | |
391 | osp = &os; | |
392 | ||
393 | M_ASN1_D2I_Init(); | |
394 | M_ASN1_D2I_start_sequence(); | |
395 | ||
396 | ai.data = NULL; | |
397 | ai.length = 0; | |
398 | M_ASN1_D2I_get_x(ASN1_INTEGER, aip, d2i_ASN1_INTEGER); | |
399 | if (ai.data != NULL) { | |
400 | OPENSSL_free(ai.data); | |
401 | ai.data = NULL; | |
402 | ai.length = 0; | |
403 | } | |
404 | ||
405 | /* we don't care about the version right now :-) */ | |
406 | M_ASN1_D2I_get_x(ASN1_INTEGER, aip, d2i_ASN1_INTEGER); | |
407 | ssl_version = (int)ASN1_INTEGER_get(aip); | |
408 | ret->ssl_version = ssl_version; | |
409 | if (ai.data != NULL) { | |
410 | OPENSSL_free(ai.data); | |
411 | ai.data = NULL; | |
412 | ai.length = 0; | |
413 | } | |
414 | ||
415 | os.data = NULL; | |
416 | os.length = 0; | |
417 | M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); | |
418 | if (ssl_version == SSL2_VERSION) { | |
419 | if (os.length != 3) { | |
420 | c.error = SSL_R_CIPHER_CODE_WRONG_LENGTH; | |
421 | c.line = __LINE__; | |
422 | goto err; | |
423 | } | |
424 | id = 0x02000000L | | |
425 | ((unsigned long)os.data[0] << 16L) | | |
426 | ((unsigned long)os.data[1] << 8L) | (unsigned long)os.data[2]; | |
6e20f556 MC |
427 | } else if ((ssl_version >> 8) == SSL3_VERSION_MAJOR |
428 | || (ssl_version >> 8) == DTLS1_VERSION_MAJOR | |
429 | || ssl_version == DTLS1_BAD_VER) { | |
ae5c8664 MC |
430 | if (os.length != 2) { |
431 | c.error = SSL_R_CIPHER_CODE_WRONG_LENGTH; | |
432 | c.line = __LINE__; | |
433 | goto err; | |
434 | } | |
435 | id = 0x03000000L | | |
436 | ((unsigned long)os.data[0] << 8L) | (unsigned long)os.data[1]; | |
437 | } else { | |
438 | c.error = SSL_R_UNKNOWN_SSL_VERSION; | |
439 | c.line = __LINE__; | |
440 | goto err; | |
441 | } | |
442 | ||
443 | ret->cipher = NULL; | |
444 | ret->cipher_id = id; | |
445 | ||
446 | M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); | |
447 | if ((ssl_version >> 8) >= SSL3_VERSION_MAJOR) | |
448 | i = SSL3_MAX_SSL_SESSION_ID_LENGTH; | |
449 | else /* if (ssl_version>>8 == SSL2_VERSION_MAJOR) */ | |
450 | i = SSL2_MAX_SSL_SESSION_ID_LENGTH; | |
451 | ||
452 | if (os.length > i) | |
453 | os.length = i; | |
454 | if (os.length > (int)sizeof(ret->session_id)) /* can't happen */ | |
455 | os.length = sizeof(ret->session_id); | |
456 | ||
457 | ret->session_id_length = os.length; | |
458 | OPENSSL_assert(os.length <= (int)sizeof(ret->session_id)); | |
459 | memcpy(ret->session_id, os.data, os.length); | |
460 | ||
461 | M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); | |
462 | if (os.length > SSL_MAX_MASTER_KEY_LENGTH) | |
463 | ret->master_key_length = SSL_MAX_MASTER_KEY_LENGTH; | |
464 | else | |
465 | ret->master_key_length = os.length; | |
466 | memcpy(ret->master_key, os.data, ret->master_key_length); | |
467 | ||
468 | os.length = 0; | |
98fa4fe8 DSH |
469 | |
470 | #ifndef OPENSSL_NO_KRB5 | |
ae5c8664 MC |
471 | os.length = 0; |
472 | M_ASN1_D2I_get_opt(osp, d2i_ASN1_OCTET_STRING, V_ASN1_OCTET_STRING); | |
473 | if (os.data) { | |
474 | if (os.length > SSL_MAX_KRB5_PRINCIPAL_LENGTH) | |
475 | ret->krb5_client_princ_len = 0; | |
476 | else | |
477 | ret->krb5_client_princ_len = os.length; | |
478 | memcpy(ret->krb5_client_princ, os.data, ret->krb5_client_princ_len); | |
479 | OPENSSL_free(os.data); | |
480 | os.data = NULL; | |
481 | os.length = 0; | |
482 | } else | |
483 | ret->krb5_client_princ_len = 0; | |
484 | #endif /* OPENSSL_NO_KRB5 */ | |
485 | ||
486 | M_ASN1_D2I_get_IMP_opt(osp, d2i_ASN1_OCTET_STRING, 0, | |
487 | V_ASN1_OCTET_STRING); | |
488 | if (os.length > SSL_MAX_KEY_ARG_LENGTH) | |
489 | ret->key_arg_length = SSL_MAX_KEY_ARG_LENGTH; | |
490 | else | |
491 | ret->key_arg_length = os.length; | |
492 | memcpy(ret->key_arg, os.data, ret->key_arg_length); | |
493 | if (os.data != NULL) | |
494 | OPENSSL_free(os.data); | |
495 | ||
496 | ai.length = 0; | |
497 | M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 1); | |
498 | if (ai.data != NULL) { | |
499 | ret->time = ASN1_INTEGER_get(aip); | |
500 | OPENSSL_free(ai.data); | |
501 | ai.data = NULL; | |
502 | ai.length = 0; | |
503 | } else | |
504 | ret->time = (unsigned long)time(NULL); | |
505 | ||
506 | ai.length = 0; | |
507 | M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 2); | |
508 | if (ai.data != NULL) { | |
509 | ret->timeout = ASN1_INTEGER_get(aip); | |
510 | OPENSSL_free(ai.data); | |
511 | ai.data = NULL; | |
512 | ai.length = 0; | |
513 | } else | |
514 | ret->timeout = 3; | |
515 | ||
516 | if (ret->peer != NULL) { | |
517 | X509_free(ret->peer); | |
518 | ret->peer = NULL; | |
519 | } | |
520 | M_ASN1_D2I_get_EXP_opt(ret->peer, d2i_X509, 3); | |
521 | ||
522 | os.length = 0; | |
523 | os.data = NULL; | |
524 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 4); | |
525 | ||
526 | if (os.data != NULL) { | |
527 | if (os.length > SSL_MAX_SID_CTX_LENGTH) { | |
528 | c.error = SSL_R_BAD_LENGTH; | |
529 | c.line = __LINE__; | |
ea060e02 DSH |
530 | OPENSSL_free(os.data); |
531 | os.data = NULL; | |
532 | os.length = 0; | |
ae5c8664 MC |
533 | goto err; |
534 | } else { | |
535 | ret->sid_ctx_length = os.length; | |
536 | memcpy(ret->sid_ctx, os.data, os.length); | |
537 | } | |
538 | OPENSSL_free(os.data); | |
539 | os.data = NULL; | |
540 | os.length = 0; | |
541 | } else | |
542 | ret->sid_ctx_length = 0; | |
543 | ||
544 | ai.length = 0; | |
545 | M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 5); | |
546 | if (ai.data != NULL) { | |
547 | ret->verify_result = ASN1_INTEGER_get(aip); | |
548 | OPENSSL_free(ai.data); | |
549 | ai.data = NULL; | |
550 | ai.length = 0; | |
551 | } else | |
552 | ret->verify_result = X509_V_OK; | |
b1fe6ca1 | 553 | |
ed3883d2 | 554 | #ifndef OPENSSL_NO_TLSEXT |
ae5c8664 MC |
555 | os.length = 0; |
556 | os.data = NULL; | |
557 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 6); | |
558 | if (os.data) { | |
559 | ret->tlsext_hostname = BUF_strndup((char *)os.data, os.length); | |
560 | OPENSSL_free(os.data); | |
561 | os.data = NULL; | |
562 | os.length = 0; | |
563 | } else | |
564 | ret->tlsext_hostname = NULL; | |
565 | #endif /* OPENSSL_NO_TLSEXT */ | |
ed3883d2 | 566 | |
ddac1974 | 567 | #ifndef OPENSSL_NO_PSK |
ae5c8664 MC |
568 | os.length = 0; |
569 | os.data = NULL; | |
570 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 7); | |
571 | if (os.data) { | |
572 | ret->psk_identity_hint = BUF_strndup((char *)os.data, os.length); | |
573 | OPENSSL_free(os.data); | |
574 | os.data = NULL; | |
575 | os.length = 0; | |
576 | } else | |
577 | ret->psk_identity_hint = NULL; | |
578 | ||
579 | os.length = 0; | |
580 | os.data = NULL; | |
581 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 8); | |
582 | if (os.data) { | |
583 | ret->psk_identity = BUF_strndup((char *)os.data, os.length); | |
584 | OPENSSL_free(os.data); | |
585 | os.data = NULL; | |
586 | os.length = 0; | |
587 | } else | |
588 | ret->psk_identity = NULL; | |
589 | #endif /* OPENSSL_NO_PSK */ | |
ddac1974 | 590 | |
6434abbf | 591 | #ifndef OPENSSL_NO_TLSEXT |
ae5c8664 MC |
592 | ai.length = 0; |
593 | M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 9); | |
594 | if (ai.data != NULL) { | |
595 | ret->tlsext_tick_lifetime_hint = ASN1_INTEGER_get(aip); | |
596 | OPENSSL_free(ai.data); | |
597 | ai.data = NULL; | |
598 | ai.length = 0; | |
599 | } else if (ret->tlsext_ticklen && ret->session_id_length) | |
600 | ret->tlsext_tick_lifetime_hint = -1; | |
601 | else | |
602 | ret->tlsext_tick_lifetime_hint = 0; | |
603 | os.length = 0; | |
604 | os.data = NULL; | |
605 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 10); | |
606 | if (os.data) { | |
607 | ret->tlsext_tick = os.data; | |
608 | ret->tlsext_ticklen = os.length; | |
609 | os.data = NULL; | |
610 | os.length = 0; | |
611 | } else | |
612 | ret->tlsext_tick = NULL; | |
613 | #endif /* OPENSSL_NO_TLSEXT */ | |
76ec9151 | 614 | #ifndef OPENSSL_NO_COMP |
ae5c8664 MC |
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 | ret->compress_meth = os.data[0]; | |
620 | OPENSSL_free(os.data); | |
621 | os.data = NULL; | |
622 | } | |
76ec9151 | 623 | #endif |
ddac1974 | 624 | |
a149b246 | 625 | #ifndef OPENSSL_NO_SRP |
ae5c8664 MC |
626 | os.length = 0; |
627 | os.data = NULL; | |
628 | M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 12); | |
629 | if (os.data) { | |
630 | ret->srp_username = BUF_strndup((char *)os.data, os.length); | |
631 | OPENSSL_free(os.data); | |
632 | os.data = NULL; | |
633 | os.length = 0; | |
634 | } else | |
635 | ret->srp_username = NULL; | |
636 | #endif /* OPENSSL_NO_SRP */ | |
637 | ||
638 | M_ASN1_D2I_Finish(a, SSL_SESSION_free, SSL_F_D2I_SSL_SESSION); | |
639 | } |