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4f43d0e7 BL |
1 | /*! \file ssl/ssl_lib.c |
2 | * \brief Version independent SSL functions. | |
3 | */ | |
58964a49 | 4 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
5 | * All rights reserved. |
6 | * | |
7 | * This package is an SSL implementation written | |
8 | * by Eric Young (eay@cryptsoft.com). | |
9 | * The implementation was written so as to conform with Netscapes SSL. | |
10 | * | |
11 | * This library is free for commercial and non-commercial use as long as | |
12 | * the following conditions are aheared to. The following conditions | |
13 | * apply to all code found in this distribution, be it the RC4, RSA, | |
14 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
15 | * included with this distribution is covered by the same copyright terms | |
16 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
17 | * | |
18 | * Copyright remains Eric Young's, and as such any Copyright notices in | |
19 | * the code are not to be removed. | |
20 | * If this package is used in a product, Eric Young should be given attribution | |
21 | * as the author of the parts of the library used. | |
22 | * This can be in the form of a textual message at program startup or | |
23 | * in documentation (online or textual) provided with the package. | |
24 | * | |
25 | * Redistribution and use in source and binary forms, with or without | |
26 | * modification, are permitted provided that the following conditions | |
27 | * are met: | |
28 | * 1. Redistributions of source code must retain the copyright | |
29 | * notice, this list of conditions and the following disclaimer. | |
30 | * 2. Redistributions in binary form must reproduce the above copyright | |
31 | * notice, this list of conditions and the following disclaimer in the | |
32 | * documentation and/or other materials provided with the distribution. | |
33 | * 3. All advertising materials mentioning features or use of this software | |
34 | * must display the following acknowledgement: | |
35 | * "This product includes cryptographic software written by | |
36 | * Eric Young (eay@cryptsoft.com)" | |
37 | * The word 'cryptographic' can be left out if the rouines from the library | |
38 | * being used are not cryptographic related :-). | |
39 | * 4. If you include any Windows specific code (or a derivative thereof) from | |
40 | * the apps directory (application code) you must include an acknowledgement: | |
41 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
42 | * | |
43 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | |
44 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
45 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
46 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
47 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
48 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
49 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
50 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
51 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
52 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
53 | * SUCH DAMAGE. | |
54 | * | |
55 | * The licence and distribution terms for any publically available version or | |
56 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
57 | * copied and put under another distribution licence | |
58 | * [including the GNU Public Licence.] | |
59 | */ | |
bf21446a | 60 | /* ==================================================================== |
52b8dad8 | 61 | * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved. |
bf21446a BM |
62 | * |
63 | * Redistribution and use in source and binary forms, with or without | |
64 | * modification, are permitted provided that the following conditions | |
65 | * are met: | |
66 | * | |
67 | * 1. Redistributions of source code must retain the above copyright | |
68 | * notice, this list of conditions and the following disclaimer. | |
69 | * | |
70 | * 2. Redistributions in binary form must reproduce the above copyright | |
71 | * notice, this list of conditions and the following disclaimer in | |
72 | * the documentation and/or other materials provided with the | |
73 | * distribution. | |
74 | * | |
75 | * 3. All advertising materials mentioning features or use of this | |
76 | * software must display the following acknowledgment: | |
77 | * "This product includes software developed by the OpenSSL Project | |
78 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | |
79 | * | |
80 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
81 | * endorse or promote products derived from this software without | |
82 | * prior written permission. For written permission, please contact | |
83 | * openssl-core@openssl.org. | |
84 | * | |
85 | * 5. Products derived from this software may not be called "OpenSSL" | |
86 | * nor may "OpenSSL" appear in their names without prior written | |
87 | * permission of the OpenSSL Project. | |
88 | * | |
89 | * 6. Redistributions of any form whatsoever must retain the following | |
90 | * acknowledgment: | |
91 | * "This product includes software developed by the OpenSSL Project | |
92 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | |
93 | * | |
94 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
95 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
96 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
97 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
98 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
99 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
100 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
101 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
102 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
103 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
104 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
105 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
106 | * ==================================================================== | |
107 | * | |
108 | * This product includes cryptographic software written by Eric Young | |
109 | * (eay@cryptsoft.com). This product includes software written by Tim | |
110 | * Hudson (tjh@cryptsoft.com). | |
111 | * | |
112 | */ | |
ea262260 BM |
113 | /* ==================================================================== |
114 | * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. | |
115 | * ECC cipher suite support in OpenSSL originally developed by | |
116 | * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. | |
117 | */ | |
ddac1974 NL |
118 | /* ==================================================================== |
119 | * Copyright 2005 Nokia. All rights reserved. | |
120 | * | |
121 | * The portions of the attached software ("Contribution") is developed by | |
122 | * Nokia Corporation and is licensed pursuant to the OpenSSL open source | |
123 | * license. | |
124 | * | |
125 | * The Contribution, originally written by Mika Kousa and Pasi Eronen of | |
126 | * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites | |
127 | * support (see RFC 4279) to OpenSSL. | |
128 | * | |
129 | * No patent licenses or other rights except those expressly stated in | |
130 | * the OpenSSL open source license shall be deemed granted or received | |
131 | * expressly, by implication, estoppel, or otherwise. | |
132 | * | |
133 | * No assurances are provided by Nokia that the Contribution does not | |
134 | * infringe the patent or other intellectual property rights of any third | |
135 | * party or that the license provides you with all the necessary rights | |
136 | * to make use of the Contribution. | |
137 | * | |
138 | * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN | |
139 | * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA | |
140 | * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY | |
141 | * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR | |
142 | * OTHERWISE. | |
143 | */ | |
bbb8de09 | 144 | |
027e257b BM |
145 | #ifdef REF_CHECK |
146 | # include <assert.h> | |
147 | #endif | |
d02b48c6 | 148 | #include <stdio.h> |
7b63c0fa LJ |
149 | #include "ssl_locl.h" |
150 | #include "kssl_lcl.h" | |
ec577822 BM |
151 | #include <openssl/objects.h> |
152 | #include <openssl/lhash.h> | |
bb7cd4e3 | 153 | #include <openssl/x509v3.h> |
6434abbf | 154 | #include <openssl/rand.h> |
67c8e7f4 | 155 | #include <openssl/ocsp.h> |
3eeaab4b | 156 | #ifndef OPENSSL_NO_DH |
60a938c6 | 157 | #include <openssl/dh.h> |
3eeaab4b | 158 | #endif |
bdfe932d DSH |
159 | #ifndef OPENSSL_NO_ENGINE |
160 | #include <openssl/engine.h> | |
161 | #endif | |
d02b48c6 | 162 | |
9d1a01be | 163 | const char *SSL_version_str=OPENSSL_VERSION_TEXT; |
58964a49 | 164 | |
3ed449e9 | 165 | SSL3_ENC_METHOD ssl3_undef_enc_method={ |
dd9d233e | 166 | /* evil casts, but these functions are only called if there's a library bug */ |
245206ea BM |
167 | (int (*)(SSL *,int))ssl_undefined_function, |
168 | (int (*)(SSL *, unsigned char *, int))ssl_undefined_function, | |
58964a49 | 169 | ssl_undefined_function, |
245206ea BM |
170 | (int (*)(SSL *, unsigned char *, unsigned char *, int))ssl_undefined_function, |
171 | (int (*)(SSL*, int))ssl_undefined_function, | |
81025661 | 172 | (int (*)(SSL *, const char*, int, unsigned char *))ssl_undefined_function, |
8215e7a9 | 173 | 0, /* finish_mac_length */ |
8164032a | 174 | (int (*)(SSL *, int, unsigned char *))ssl_undefined_function, |
8215e7a9 NL |
175 | NULL, /* client_finished_label */ |
176 | 0, /* client_finished_label_len */ | |
177 | NULL, /* server_finished_label */ | |
178 | 0, /* server_finished_label_len */ | |
179 | (int (*)(int))ssl_undefined_function | |
58964a49 | 180 | }; |
d02b48c6 | 181 | |
4f43d0e7 | 182 | int SSL_clear(SSL *s) |
d02b48c6 | 183 | { |
d02b48c6 | 184 | |
413c4f45 MC |
185 | if (s->method == NULL) |
186 | { | |
187 | SSLerr(SSL_F_SSL_CLEAR,SSL_R_NO_METHOD_SPECIFIED); | |
188 | return(0); | |
189 | } | |
d02b48c6 | 190 | |
d62bfb39 LJ |
191 | if (ssl_clear_bad_session(s)) |
192 | { | |
193 | SSL_SESSION_free(s->session); | |
194 | s->session=NULL; | |
195 | } | |
196 | ||
d02b48c6 RE |
197 | s->error=0; |
198 | s->hit=0; | |
413c4f45 | 199 | s->shutdown=0; |
d02b48c6 | 200 | |
a2a01589 BM |
201 | #if 0 /* Disabled since version 1.10 of this file (early return not |
202 | * needed because SSL_clear is not called when doing renegotiation) */ | |
d02b48c6 RE |
203 | /* This is set if we are doing dynamic renegotiation so keep |
204 | * the old cipher. It is sort of a SSL_clear_lite :-) */ | |
44959ee4 | 205 | if (s->renegotiate) return(1); |
a2a01589 | 206 | #else |
44959ee4 | 207 | if (s->renegotiate) |
a2a01589 | 208 | { |
5277d7cb | 209 | SSLerr(SSL_F_SSL_CLEAR,ERR_R_INTERNAL_ERROR); |
a2a01589 BM |
210 | return 0; |
211 | } | |
413c4f45 | 212 | #endif |
d02b48c6 | 213 | |
d02b48c6 RE |
214 | s->type=0; |
215 | ||
413c4f45 MC |
216 | s->state=SSL_ST_BEFORE|((s->server)?SSL_ST_ACCEPT:SSL_ST_CONNECT); |
217 | ||
d02b48c6 | 218 | s->version=s->method->version; |
413c4f45 | 219 | s->client_version=s->version; |
d02b48c6 | 220 | s->rwstate=SSL_NOTHING; |
d02b48c6 | 221 | s->rstate=SSL_ST_READ_HEADER; |
544ebbce | 222 | #if 0 |
413c4f45 | 223 | s->read_ahead=s->ctx->read_ahead; |
544ebbce | 224 | #endif |
d02b48c6 RE |
225 | |
226 | if (s->init_buf != NULL) | |
227 | { | |
228 | BUF_MEM_free(s->init_buf); | |
229 | s->init_buf=NULL; | |
230 | } | |
231 | ||
232 | ssl_clear_cipher_ctx(s); | |
b948e2c5 DSH |
233 | ssl_clear_hash_ctx(&s->read_hash); |
234 | ssl_clear_hash_ctx(&s->write_hash); | |
d02b48c6 | 235 | |
d02b48c6 RE |
236 | s->first_packet=0; |
237 | ||
413c4f45 MC |
238 | #if 1 |
239 | /* Check to see if we were changed into a different method, if | |
240 | * so, revert back if we are not doing session-id reuse. */ | |
979689aa | 241 | if (!s->in_handshake && (s->session == NULL) && (s->method != s->ctx->method)) |
413c4f45 MC |
242 | { |
243 | s->method->ssl_free(s); | |
244 | s->method=s->ctx->method; | |
245 | if (!s->method->ssl_new(s)) | |
246 | return(0); | |
247 | } | |
248 | else | |
249 | #endif | |
250 | s->method->ssl_clear(s); | |
251 | return(1); | |
d02b48c6 RE |
252 | } |
253 | ||
4f43d0e7 | 254 | /** Used to change an SSL_CTXs default SSL method type */ |
4ebb342f | 255 | int SSL_CTX_set_ssl_version(SSL_CTX *ctx,const SSL_METHOD *meth) |
d02b48c6 | 256 | { |
f73e07cf | 257 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
258 | |
259 | ctx->method=meth; | |
260 | ||
261 | sk=ssl_create_cipher_list(ctx->method,&(ctx->cipher_list), | |
b3f6fe91 DSH |
262 | &(ctx->cipher_list_by_id), |
263 | meth->version == SSL2_VERSION ? "SSLv2" : SSL_DEFAULT_CIPHER_LIST); | |
f73e07cf | 264 | if ((sk == NULL) || (sk_SSL_CIPHER_num(sk) <= 0)) |
d02b48c6 RE |
265 | { |
266 | SSLerr(SSL_F_SSL_CTX_SET_SSL_VERSION,SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS); | |
267 | return(0); | |
268 | } | |
269 | return(1); | |
270 | } | |
271 | ||
4f43d0e7 | 272 | SSL *SSL_new(SSL_CTX *ctx) |
d02b48c6 RE |
273 | { |
274 | SSL *s; | |
275 | ||
276 | if (ctx == NULL) | |
277 | { | |
278 | SSLerr(SSL_F_SSL_NEW,SSL_R_NULL_SSL_CTX); | |
279 | return(NULL); | |
280 | } | |
281 | if (ctx->method == NULL) | |
282 | { | |
283 | SSLerr(SSL_F_SSL_NEW,SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION); | |
284 | return(NULL); | |
285 | } | |
286 | ||
26a3a48d | 287 | s=(SSL *)OPENSSL_malloc(sizeof(SSL)); |
d02b48c6 RE |
288 | if (s == NULL) goto err; |
289 | memset(s,0,sizeof(SSL)); | |
290 | ||
bc36ee62 | 291 | #ifndef OPENSSL_NO_KRB5 |
f9b3bff6 | 292 | s->kssl_ctx = kssl_ctx_new(); |
bc36ee62 | 293 | #endif /* OPENSSL_NO_KRB5 */ |
f9b3bff6 | 294 | |
bf21446a BM |
295 | s->options=ctx->options; |
296 | s->mode=ctx->mode; | |
297 | s->max_cert_list=ctx->max_cert_list; | |
298 | ||
ca8e5b9b | 299 | if (ctx->cert != NULL) |
d02b48c6 | 300 | { |
ca8e5b9b BM |
301 | /* Earlier library versions used to copy the pointer to |
302 | * the CERT, not its contents; only when setting new | |
303 | * parameters for the per-SSL copy, ssl_cert_new would be | |
304 | * called (and the direct reference to the per-SSL_CTX | |
305 | * settings would be lost, but those still were indirectly | |
306 | * accessed for various purposes, and for that reason they | |
307 | * used to be known as s->ctx->default_cert). | |
308 | * Now we don't look at the SSL_CTX's CERT after having | |
309 | * duplicated it once. */ | |
310 | ||
311 | s->cert = ssl_cert_dup(ctx->cert); | |
312 | if (s->cert == NULL) | |
313 | goto err; | |
d02b48c6 RE |
314 | } |
315 | else | |
ca8e5b9b | 316 | s->cert=NULL; /* Cannot really happen (see SSL_CTX_new) */ |
bf21446a BM |
317 | |
318 | s->read_ahead=ctx->read_ahead; | |
319 | s->msg_callback=ctx->msg_callback; | |
320 | s->msg_callback_arg=ctx->msg_callback_arg; | |
413c4f45 | 321 | s->verify_mode=ctx->verify_mode; |
7c2d4fee | 322 | s->not_resumable_session_cb=ctx->not_resumable_session_cb; |
5d7c222d | 323 | #if 0 |
7f89714e | 324 | s->verify_depth=ctx->verify_depth; |
5d7c222d | 325 | #endif |
bf21446a | 326 | s->sid_ctx_length=ctx->sid_ctx_length; |
54a656ef | 327 | OPENSSL_assert(s->sid_ctx_length <= sizeof s->sid_ctx); |
bf21446a | 328 | memcpy(&s->sid_ctx,&ctx->sid_ctx,sizeof(s->sid_ctx)); |
d02b48c6 | 329 | s->verify_callback=ctx->default_verify_callback; |
dc644fe2 | 330 | s->generate_session_id=ctx->generate_session_id; |
5d7c222d DSH |
331 | |
332 | s->param = X509_VERIFY_PARAM_new(); | |
333 | if (!s->param) | |
334 | goto err; | |
335 | X509_VERIFY_PARAM_inherit(s->param, ctx->param); | |
336 | #if 0 | |
13938ace DSH |
337 | s->purpose = ctx->purpose; |
338 | s->trust = ctx->trust; | |
5d7c222d | 339 | #endif |
bf21446a | 340 | s->quiet_shutdown=ctx->quiet_shutdown; |
566dda07 | 341 | s->max_send_fragment = ctx->max_send_fragment; |
bf21446a | 342 | |
d02b48c6 RE |
343 | CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX); |
344 | s->ctx=ctx; | |
1aeb3da8 | 345 | #ifndef OPENSSL_NO_TLSEXT |
6434abbf DSH |
346 | s->tlsext_debug_cb = 0; |
347 | s->tlsext_debug_arg = NULL; | |
348 | s->tlsext_ticket_expected = 0; | |
67c8e7f4 DSH |
349 | s->tlsext_status_type = -1; |
350 | s->tlsext_status_expected = 0; | |
351 | s->tlsext_ocsp_ids = NULL; | |
352 | s->tlsext_ocsp_exts = NULL; | |
353 | s->tlsext_ocsp_resp = NULL; | |
354 | s->tlsext_ocsp_resplen = -1; | |
1aeb3da8 BM |
355 | CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX); |
356 | s->initial_ctx=ctx; | |
ee2ffc27 BL |
357 | # ifndef OPENSSL_NO_NPN |
358 | s->next_proto_negotiated = NULL; | |
359 | # endif | |
1aeb3da8 | 360 | #endif |
d02b48c6 RE |
361 | |
362 | s->verify_result=X509_V_OK; | |
363 | ||
364 | s->method=ctx->method; | |
365 | ||
366 | if (!s->method->ssl_new(s)) | |
d02b48c6 | 367 | goto err; |
d02b48c6 | 368 | |
58964a49 | 369 | s->references=1; |
413c4f45 | 370 | s->server=(ctx->method->ssl_accept == ssl_undefined_function)?0:1; |
bf21446a | 371 | |
d02b48c6 | 372 | SSL_clear(s); |
58964a49 | 373 | |
79aa04ef | 374 | CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL, s, &s->ex_data); |
58964a49 | 375 | |
ddac1974 NL |
376 | #ifndef OPENSSL_NO_PSK |
377 | s->psk_client_callback=ctx->psk_client_callback; | |
378 | s->psk_server_callback=ctx->psk_server_callback; | |
379 | #endif | |
380 | ||
d02b48c6 RE |
381 | return(s); |
382 | err: | |
ca8e5b9b BM |
383 | if (s != NULL) |
384 | { | |
385 | if (s->cert != NULL) | |
386 | ssl_cert_free(s->cert); | |
387 | if (s->ctx != NULL) | |
388 | SSL_CTX_free(s->ctx); /* decrement reference count */ | |
26a3a48d | 389 | OPENSSL_free(s); |
ca8e5b9b | 390 | } |
d02b48c6 RE |
391 | SSLerr(SSL_F_SSL_NEW,ERR_R_MALLOC_FAILURE); |
392 | return(NULL); | |
393 | } | |
394 | ||
4eb77b26 BM |
395 | int SSL_CTX_set_session_id_context(SSL_CTX *ctx,const unsigned char *sid_ctx, |
396 | unsigned int sid_ctx_len) | |
397 | { | |
54a656ef | 398 | if(sid_ctx_len > sizeof ctx->sid_ctx) |
4eb77b26 BM |
399 | { |
400 | SSLerr(SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT,SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG); | |
401 | return 0; | |
402 | } | |
403 | ctx->sid_ctx_length=sid_ctx_len; | |
404 | memcpy(ctx->sid_ctx,sid_ctx,sid_ctx_len); | |
405 | ||
406 | return 1; | |
407 | } | |
408 | ||
b4cadc6e BL |
409 | int SSL_set_session_id_context(SSL *ssl,const unsigned char *sid_ctx, |
410 | unsigned int sid_ctx_len) | |
411 | { | |
412 | if(sid_ctx_len > SSL_MAX_SID_CTX_LENGTH) | |
413 | { | |
414 | SSLerr(SSL_F_SSL_SET_SESSION_ID_CONTEXT,SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG); | |
415 | return 0; | |
416 | } | |
417 | ssl->sid_ctx_length=sid_ctx_len; | |
418 | memcpy(ssl->sid_ctx,sid_ctx,sid_ctx_len); | |
419 | ||
420 | return 1; | |
421 | } | |
422 | ||
dc644fe2 GT |
423 | int SSL_CTX_set_generate_session_id(SSL_CTX *ctx, GEN_SESSION_CB cb) |
424 | { | |
425 | CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX); | |
426 | ctx->generate_session_id = cb; | |
427 | CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX); | |
428 | return 1; | |
429 | } | |
430 | ||
431 | int SSL_set_generate_session_id(SSL *ssl, GEN_SESSION_CB cb) | |
432 | { | |
433 | CRYPTO_w_lock(CRYPTO_LOCK_SSL); | |
434 | ssl->generate_session_id = cb; | |
435 | CRYPTO_w_unlock(CRYPTO_LOCK_SSL); | |
436 | return 1; | |
437 | } | |
438 | ||
f85c9904 | 439 | int SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id, |
6343829a | 440 | unsigned int id_len) |
dc644fe2 GT |
441 | { |
442 | /* A quick examination of SSL_SESSION_hash and SSL_SESSION_cmp shows how | |
443 | * we can "construct" a session to give us the desired check - ie. to | |
444 | * find if there's a session in the hash table that would conflict with | |
445 | * any new session built out of this id/id_len and the ssl_version in | |
f85c9904 | 446 | * use by this SSL. */ |
dc644fe2 | 447 | SSL_SESSION r, *p; |
54a656ef BL |
448 | |
449 | if(id_len > sizeof r.session_id) | |
450 | return 0; | |
451 | ||
f85c9904 | 452 | r.ssl_version = ssl->version; |
dc644fe2 GT |
453 | r.session_id_length = id_len; |
454 | memcpy(r.session_id, id, id_len); | |
ec0f1959 GT |
455 | /* NB: SSLv2 always uses a fixed 16-byte session ID, so even if a |
456 | * callback is calling us to check the uniqueness of a shorter ID, it | |
457 | * must be compared as a padded-out ID because that is what it will be | |
458 | * converted to when the callback has finished choosing it. */ | |
459 | if((r.ssl_version == SSL2_VERSION) && | |
460 | (id_len < SSL2_SSL_SESSION_ID_LENGTH)) | |
461 | { | |
462 | memset(r.session_id + id_len, 0, | |
463 | SSL2_SSL_SESSION_ID_LENGTH - id_len); | |
464 | r.session_id_length = SSL2_SSL_SESSION_ID_LENGTH; | |
465 | } | |
dc644fe2 GT |
466 | |
467 | CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX); | |
3c1d6bbc | 468 | p = lh_SSL_SESSION_retrieve(ssl->ctx->sessions, &r); |
dc644fe2 GT |
469 | CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX); |
470 | return (p != NULL); | |
471 | } | |
472 | ||
bb7cd4e3 | 473 | int SSL_CTX_set_purpose(SSL_CTX *s, int purpose) |
bf21446a | 474 | { |
5d7c222d | 475 | return X509_VERIFY_PARAM_set_purpose(s->param, purpose); |
bf21446a | 476 | } |
bb7cd4e3 DSH |
477 | |
478 | int SSL_set_purpose(SSL *s, int purpose) | |
bf21446a | 479 | { |
5d7c222d | 480 | return X509_VERIFY_PARAM_set_purpose(s->param, purpose); |
bf21446a | 481 | } |
926a56bf | 482 | |
bb7cd4e3 | 483 | int SSL_CTX_set_trust(SSL_CTX *s, int trust) |
bf21446a | 484 | { |
5d7c222d | 485 | return X509_VERIFY_PARAM_set_trust(s->param, trust); |
bf21446a | 486 | } |
bb7cd4e3 DSH |
487 | |
488 | int SSL_set_trust(SSL *s, int trust) | |
bf21446a | 489 | { |
5d7c222d | 490 | return X509_VERIFY_PARAM_set_trust(s->param, trust); |
bf21446a | 491 | } |
bb7cd4e3 | 492 | |
ccf11751 DSH |
493 | int SSL_CTX_set1_param(SSL_CTX *ctx, X509_VERIFY_PARAM *vpm) |
494 | { | |
495 | return X509_VERIFY_PARAM_set1(ctx->param, vpm); | |
496 | } | |
497 | ||
498 | int SSL_set1_param(SSL *ssl, X509_VERIFY_PARAM *vpm) | |
499 | { | |
500 | return X509_VERIFY_PARAM_set1(ssl->param, vpm); | |
501 | } | |
502 | ||
4f43d0e7 | 503 | void SSL_free(SSL *s) |
d02b48c6 | 504 | { |
58964a49 RE |
505 | int i; |
506 | ||
e03ddfae BL |
507 | if(s == NULL) |
508 | return; | |
509 | ||
58964a49 RE |
510 | i=CRYPTO_add(&s->references,-1,CRYPTO_LOCK_SSL); |
511 | #ifdef REF_PRINT | |
512 | REF_PRINT("SSL",s); | |
513 | #endif | |
514 | if (i > 0) return; | |
515 | #ifdef REF_CHECK | |
516 | if (i < 0) | |
517 | { | |
518 | fprintf(stderr,"SSL_free, bad reference count\n"); | |
519 | abort(); /* ok */ | |
520 | } | |
521 | #endif | |
522 | ||
5d7c222d DSH |
523 | if (s->param) |
524 | X509_VERIFY_PARAM_free(s->param); | |
525 | ||
79aa04ef | 526 | CRYPTO_free_ex_data(CRYPTO_EX_INDEX_SSL, s, &s->ex_data); |
58964a49 | 527 | |
d02b48c6 RE |
528 | if (s->bbio != NULL) |
529 | { | |
530 | /* If the buffering BIO is in place, pop it off */ | |
531 | if (s->bbio == s->wbio) | |
532 | { | |
533 | s->wbio=BIO_pop(s->wbio); | |
534 | } | |
535 | BIO_free(s->bbio); | |
58964a49 | 536 | s->bbio=NULL; |
d02b48c6 RE |
537 | } |
538 | if (s->rbio != NULL) | |
539 | BIO_free_all(s->rbio); | |
540 | if ((s->wbio != NULL) && (s->wbio != s->rbio)) | |
541 | BIO_free_all(s->wbio); | |
542 | ||
543 | if (s->init_buf != NULL) BUF_MEM_free(s->init_buf); | |
544 | ||
545 | /* add extra stuff */ | |
f73e07cf BL |
546 | if (s->cipher_list != NULL) sk_SSL_CIPHER_free(s->cipher_list); |
547 | if (s->cipher_list_by_id != NULL) sk_SSL_CIPHER_free(s->cipher_list_by_id); | |
d02b48c6 RE |
548 | |
549 | /* Make the next call work :-) */ | |
550 | if (s->session != NULL) | |
551 | { | |
552 | ssl_clear_bad_session(s); | |
553 | SSL_SESSION_free(s->session); | |
554 | } | |
555 | ||
556 | ssl_clear_cipher_ctx(s); | |
b948e2c5 DSH |
557 | ssl_clear_hash_ctx(&s->read_hash); |
558 | ssl_clear_hash_ctx(&s->write_hash); | |
d02b48c6 RE |
559 | |
560 | if (s->cert != NULL) ssl_cert_free(s->cert); | |
561 | /* Free up if allocated */ | |
562 | ||
1aeb3da8 | 563 | #ifndef OPENSSL_NO_TLSEXT |
7587347b BL |
564 | if (s->tlsext_hostname) |
565 | OPENSSL_free(s->tlsext_hostname); | |
1aeb3da8 | 566 | if (s->initial_ctx) SSL_CTX_free(s->initial_ctx); |
dc1d1b69 BM |
567 | #ifndef OPENSSL_NO_EC |
568 | if (s->tlsext_ecpointformatlist) OPENSSL_free(s->tlsext_ecpointformatlist); | |
569 | if (s->tlsext_ellipticcurvelist) OPENSSL_free(s->tlsext_ellipticcurvelist); | |
570 | #endif /* OPENSSL_NO_EC */ | |
761772d7 | 571 | if (s->tlsext_opaque_prf_input) OPENSSL_free(s->tlsext_opaque_prf_input); |
67c8e7f4 DSH |
572 | if (s->tlsext_ocsp_exts) |
573 | sk_X509_EXTENSION_pop_free(s->tlsext_ocsp_exts, | |
574 | X509_EXTENSION_free); | |
575 | if (s->tlsext_ocsp_ids) | |
576 | sk_OCSP_RESPID_pop_free(s->tlsext_ocsp_ids, OCSP_RESPID_free); | |
577 | if (s->tlsext_ocsp_resp) | |
578 | OPENSSL_free(s->tlsext_ocsp_resp); | |
1aeb3da8 | 579 | #endif |
d02b48c6 RE |
580 | |
581 | if (s->client_CA != NULL) | |
f73e07cf | 582 | sk_X509_NAME_pop_free(s->client_CA,X509_NAME_free); |
d02b48c6 RE |
583 | |
584 | if (s->method != NULL) s->method->ssl_free(s); | |
585 | ||
7c3908dd DSH |
586 | if (s->ctx) SSL_CTX_free(s->ctx); |
587 | ||
0e6c20da RL |
588 | #ifndef OPENSSL_NO_KRB5 |
589 | if (s->kssl_ctx != NULL) | |
590 | kssl_ctx_free(s->kssl_ctx); | |
591 | #endif /* OPENSSL_NO_KRB5 */ | |
592 | ||
ee2ffc27 BL |
593 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NPN) |
594 | if (s->next_proto_negotiated) | |
595 | OPENSSL_free(s->next_proto_negotiated); | |
596 | #endif | |
597 | ||
26a3a48d | 598 | OPENSSL_free(s); |
d02b48c6 RE |
599 | } |
600 | ||
4f43d0e7 | 601 | void SSL_set_bio(SSL *s,BIO *rbio,BIO *wbio) |
d02b48c6 RE |
602 | { |
603 | /* If the output buffering BIO is still in place, remove it | |
604 | */ | |
605 | if (s->bbio != NULL) | |
606 | { | |
607 | if (s->wbio == s->bbio) | |
608 | { | |
609 | s->wbio=s->wbio->next_bio; | |
610 | s->bbio->next_bio=NULL; | |
611 | } | |
612 | } | |
613 | if ((s->rbio != NULL) && (s->rbio != rbio)) | |
614 | BIO_free_all(s->rbio); | |
615 | if ((s->wbio != NULL) && (s->wbio != wbio) && (s->rbio != s->wbio)) | |
616 | BIO_free_all(s->wbio); | |
617 | s->rbio=rbio; | |
618 | s->wbio=wbio; | |
619 | } | |
620 | ||
0821bcd4 | 621 | BIO *SSL_get_rbio(const SSL *s) |
d02b48c6 RE |
622 | { return(s->rbio); } |
623 | ||
0821bcd4 | 624 | BIO *SSL_get_wbio(const SSL *s) |
d02b48c6 RE |
625 | { return(s->wbio); } |
626 | ||
0821bcd4 | 627 | int SSL_get_fd(const SSL *s) |
24cbf3ef | 628 | { |
fa293e4e | 629 | return(SSL_get_rfd(s)); |
24cbf3ef RL |
630 | } |
631 | ||
0821bcd4 | 632 | int SSL_get_rfd(const SSL *s) |
d02b48c6 RE |
633 | { |
634 | int ret= -1; | |
635 | BIO *b,*r; | |
636 | ||
637 | b=SSL_get_rbio(s); | |
638 | r=BIO_find_type(b,BIO_TYPE_DESCRIPTOR); | |
639 | if (r != NULL) | |
640 | BIO_get_fd(r,&ret); | |
641 | return(ret); | |
642 | } | |
643 | ||
0821bcd4 | 644 | int SSL_get_wfd(const SSL *s) |
24cbf3ef RL |
645 | { |
646 | int ret= -1; | |
647 | BIO *b,*r; | |
648 | ||
649 | b=SSL_get_wbio(s); | |
650 | r=BIO_find_type(b,BIO_TYPE_DESCRIPTOR); | |
651 | if (r != NULL) | |
652 | BIO_get_fd(r,&ret); | |
653 | return(ret); | |
654 | } | |
655 | ||
bc36ee62 | 656 | #ifndef OPENSSL_NO_SOCK |
4f43d0e7 | 657 | int SSL_set_fd(SSL *s,int fd) |
d02b48c6 RE |
658 | { |
659 | int ret=0; | |
660 | BIO *bio=NULL; | |
661 | ||
662 | bio=BIO_new(BIO_s_socket()); | |
663 | ||
664 | if (bio == NULL) | |
665 | { | |
666 | SSLerr(SSL_F_SSL_SET_FD,ERR_R_BUF_LIB); | |
667 | goto err; | |
668 | } | |
669 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
670 | SSL_set_bio(s,bio,bio); | |
671 | ret=1; | |
672 | err: | |
673 | return(ret); | |
674 | } | |
675 | ||
4f43d0e7 | 676 | int SSL_set_wfd(SSL *s,int fd) |
d02b48c6 RE |
677 | { |
678 | int ret=0; | |
679 | BIO *bio=NULL; | |
680 | ||
58964a49 RE |
681 | if ((s->rbio == NULL) || (BIO_method_type(s->rbio) != BIO_TYPE_SOCKET) |
682 | || ((int)BIO_get_fd(s->rbio,NULL) != fd)) | |
683 | { | |
684 | bio=BIO_new(BIO_s_socket()); | |
d02b48c6 | 685 | |
58964a49 RE |
686 | if (bio == NULL) |
687 | { SSLerr(SSL_F_SSL_SET_WFD,ERR_R_BUF_LIB); goto err; } | |
688 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
689 | SSL_set_bio(s,SSL_get_rbio(s),bio); | |
690 | } | |
691 | else | |
692 | SSL_set_bio(s,SSL_get_rbio(s),SSL_get_rbio(s)); | |
d02b48c6 RE |
693 | ret=1; |
694 | err: | |
695 | return(ret); | |
696 | } | |
697 | ||
4f43d0e7 | 698 | int SSL_set_rfd(SSL *s,int fd) |
d02b48c6 RE |
699 | { |
700 | int ret=0; | |
701 | BIO *bio=NULL; | |
702 | ||
58964a49 RE |
703 | if ((s->wbio == NULL) || (BIO_method_type(s->wbio) != BIO_TYPE_SOCKET) |
704 | || ((int)BIO_get_fd(s->wbio,NULL) != fd)) | |
d02b48c6 | 705 | { |
58964a49 RE |
706 | bio=BIO_new(BIO_s_socket()); |
707 | ||
708 | if (bio == NULL) | |
709 | { | |
710 | SSLerr(SSL_F_SSL_SET_RFD,ERR_R_BUF_LIB); | |
711 | goto err; | |
712 | } | |
713 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
714 | SSL_set_bio(s,bio,SSL_get_wbio(s)); | |
d02b48c6 | 715 | } |
58964a49 RE |
716 | else |
717 | SSL_set_bio(s,SSL_get_wbio(s),SSL_get_wbio(s)); | |
d02b48c6 RE |
718 | ret=1; |
719 | err: | |
720 | return(ret); | |
721 | } | |
722 | #endif | |
723 | ||
ca03109c BM |
724 | |
725 | /* return length of latest Finished message we sent, copy to 'buf' */ | |
0821bcd4 | 726 | size_t SSL_get_finished(const SSL *s, void *buf, size_t count) |
ca03109c BM |
727 | { |
728 | size_t ret = 0; | |
729 | ||
730 | if (s->s3 != NULL) | |
731 | { | |
732 | ret = s->s3->tmp.finish_md_len; | |
733 | if (count > ret) | |
734 | count = ret; | |
735 | memcpy(buf, s->s3->tmp.finish_md, count); | |
736 | } | |
737 | return ret; | |
738 | } | |
739 | ||
740 | /* return length of latest Finished message we expected, copy to 'buf' */ | |
0821bcd4 | 741 | size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count) |
ca03109c BM |
742 | { |
743 | size_t ret = 0; | |
744 | ||
745 | if (s->s3 != NULL) | |
746 | { | |
747 | ret = s->s3->tmp.peer_finish_md_len; | |
748 | if (count > ret) | |
749 | count = ret; | |
750 | memcpy(buf, s->s3->tmp.peer_finish_md, count); | |
751 | } | |
752 | return ret; | |
753 | } | |
754 | ||
755 | ||
0821bcd4 | 756 | int SSL_get_verify_mode(const SSL *s) |
d02b48c6 RE |
757 | { |
758 | return(s->verify_mode); | |
759 | } | |
760 | ||
0821bcd4 | 761 | int SSL_get_verify_depth(const SSL *s) |
7f89714e | 762 | { |
5d7c222d | 763 | return X509_VERIFY_PARAM_get_depth(s->param); |
7f89714e BM |
764 | } |
765 | ||
0821bcd4 | 766 | int (*SSL_get_verify_callback(const SSL *s))(int,X509_STORE_CTX *) |
d02b48c6 RE |
767 | { |
768 | return(s->verify_callback); | |
769 | } | |
770 | ||
0821bcd4 | 771 | int SSL_CTX_get_verify_mode(const SSL_CTX *ctx) |
d02b48c6 | 772 | { |
413c4f45 | 773 | return(ctx->verify_mode); |
d02b48c6 RE |
774 | } |
775 | ||
0821bcd4 | 776 | int SSL_CTX_get_verify_depth(const SSL_CTX *ctx) |
7f89714e | 777 | { |
5d7c222d | 778 | return X509_VERIFY_PARAM_get_depth(ctx->param); |
7f89714e BM |
779 | } |
780 | ||
0821bcd4 | 781 | int (*SSL_CTX_get_verify_callback(const SSL_CTX *ctx))(int,X509_STORE_CTX *) |
d02b48c6 RE |
782 | { |
783 | return(ctx->default_verify_callback); | |
784 | } | |
785 | ||
49bc2624 BL |
786 | void SSL_set_verify(SSL *s,int mode, |
787 | int (*callback)(int ok,X509_STORE_CTX *ctx)) | |
d02b48c6 RE |
788 | { |
789 | s->verify_mode=mode; | |
790 | if (callback != NULL) | |
791 | s->verify_callback=callback; | |
792 | } | |
793 | ||
7f89714e BM |
794 | void SSL_set_verify_depth(SSL *s,int depth) |
795 | { | |
5d7c222d | 796 | X509_VERIFY_PARAM_set_depth(s->param, depth); |
7f89714e BM |
797 | } |
798 | ||
4f43d0e7 | 799 | void SSL_set_read_ahead(SSL *s,int yes) |
d02b48c6 RE |
800 | { |
801 | s->read_ahead=yes; | |
802 | } | |
803 | ||
0821bcd4 | 804 | int SSL_get_read_ahead(const SSL *s) |
d02b48c6 RE |
805 | { |
806 | return(s->read_ahead); | |
807 | } | |
808 | ||
0821bcd4 | 809 | int SSL_pending(const SSL *s) |
d02b48c6 | 810 | { |
24b44446 BM |
811 | /* SSL_pending cannot work properly if read-ahead is enabled |
812 | * (SSL_[CTX_]ctrl(..., SSL_CTRL_SET_READ_AHEAD, 1, NULL)), | |
813 | * and it is impossible to fix since SSL_pending cannot report | |
814 | * errors that may be observed while scanning the new data. | |
815 | * (Note that SSL_pending() is often used as a boolean value, | |
816 | * so we'd better not return -1.) | |
817 | */ | |
d02b48c6 RE |
818 | return(s->method->ssl_pending(s)); |
819 | } | |
820 | ||
0821bcd4 | 821 | X509 *SSL_get_peer_certificate(const SSL *s) |
d02b48c6 RE |
822 | { |
823 | X509 *r; | |
824 | ||
825 | if ((s == NULL) || (s->session == NULL)) | |
826 | r=NULL; | |
827 | else | |
828 | r=s->session->peer; | |
829 | ||
830 | if (r == NULL) return(r); | |
831 | ||
832 | CRYPTO_add(&r->references,1,CRYPTO_LOCK_X509); | |
833 | ||
834 | return(r); | |
835 | } | |
836 | ||
0821bcd4 | 837 | STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s) |
d02b48c6 | 838 | { |
f73e07cf | 839 | STACK_OF(X509) *r; |
d02b48c6 | 840 | |
9d5cceac | 841 | if ((s == NULL) || (s->session == NULL) || (s->session->sess_cert == NULL)) |
d02b48c6 RE |
842 | r=NULL; |
843 | else | |
9d5cceac | 844 | r=s->session->sess_cert->cert_chain; |
d02b48c6 | 845 | |
98e04f9e BM |
846 | /* If we are a client, cert_chain includes the peer's own |
847 | * certificate; if we are a server, it does not. */ | |
848 | ||
d02b48c6 RE |
849 | return(r); |
850 | } | |
851 | ||
852 | /* Now in theory, since the calling process own 't' it should be safe to | |
853 | * modify. We need to be able to read f without being hassled */ | |
0821bcd4 | 854 | void SSL_copy_session_id(SSL *t,const SSL *f) |
d02b48c6 RE |
855 | { |
856 | CERT *tmp; | |
857 | ||
858 | /* Do we need to to SSL locking? */ | |
859 | SSL_set_session(t,SSL_get_session(f)); | |
860 | ||
861 | /* what if we are setup as SSLv2 but want to talk SSLv3 or | |
862 | * vice-versa */ | |
863 | if (t->method != f->method) | |
864 | { | |
865 | t->method->ssl_free(t); /* cleanup current */ | |
866 | t->method=f->method; /* change method */ | |
867 | t->method->ssl_new(t); /* setup new */ | |
868 | } | |
869 | ||
870 | tmp=t->cert; | |
871 | if (f->cert != NULL) | |
872 | { | |
873 | CRYPTO_add(&f->cert->references,1,CRYPTO_LOCK_SSL_CERT); | |
874 | t->cert=f->cert; | |
875 | } | |
876 | else | |
877 | t->cert=NULL; | |
878 | if (tmp != NULL) ssl_cert_free(tmp); | |
b4cadc6e | 879 | SSL_set_session_id_context(t,f->sid_ctx,f->sid_ctx_length); |
d02b48c6 RE |
880 | } |
881 | ||
58964a49 | 882 | /* Fix this so it checks all the valid key/cert options */ |
0821bcd4 | 883 | int SSL_CTX_check_private_key(const SSL_CTX *ctx) |
d02b48c6 RE |
884 | { |
885 | if ( (ctx == NULL) || | |
ca8e5b9b BM |
886 | (ctx->cert == NULL) || |
887 | (ctx->cert->key->x509 == NULL)) | |
d02b48c6 RE |
888 | { |
889 | SSLerr(SSL_F_SSL_CTX_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); | |
890 | return(0); | |
891 | } | |
ca8e5b9b | 892 | if (ctx->cert->key->privatekey == NULL) |
d02b48c6 RE |
893 | { |
894 | SSLerr(SSL_F_SSL_CTX_CHECK_PRIVATE_KEY,SSL_R_NO_PRIVATE_KEY_ASSIGNED); | |
895 | return(0); | |
896 | } | |
ca8e5b9b | 897 | return(X509_check_private_key(ctx->cert->key->x509, ctx->cert->key->privatekey)); |
d02b48c6 RE |
898 | } |
899 | ||
58964a49 | 900 | /* Fix this function so that it takes an optional type parameter */ |
0821bcd4 | 901 | int SSL_check_private_key(const SSL *ssl) |
d02b48c6 RE |
902 | { |
903 | if (ssl == NULL) | |
904 | { | |
905 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,ERR_R_PASSED_NULL_PARAMETER); | |
906 | return(0); | |
907 | } | |
f3e67ac1 | 908 | if (ssl->cert == NULL) |
2b8e4959 | 909 | { |
52b8dad8 | 910 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); |
f3e67ac1 | 911 | return 0; |
2b8e4959 | 912 | } |
d02b48c6 RE |
913 | if (ssl->cert->key->x509 == NULL) |
914 | { | |
915 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); | |
916 | return(0); | |
917 | } | |
918 | if (ssl->cert->key->privatekey == NULL) | |
919 | { | |
920 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_PRIVATE_KEY_ASSIGNED); | |
921 | return(0); | |
922 | } | |
923 | return(X509_check_private_key(ssl->cert->key->x509, | |
924 | ssl->cert->key->privatekey)); | |
925 | } | |
926 | ||
4f43d0e7 | 927 | int SSL_accept(SSL *s) |
d02b48c6 | 928 | { |
b31b04d9 BM |
929 | if (s->handshake_func == 0) |
930 | /* Not properly initialized yet */ | |
931 | SSL_set_accept_state(s); | |
932 | ||
d02b48c6 RE |
933 | return(s->method->ssl_accept(s)); |
934 | } | |
935 | ||
4f43d0e7 | 936 | int SSL_connect(SSL *s) |
d02b48c6 | 937 | { |
b31b04d9 BM |
938 | if (s->handshake_func == 0) |
939 | /* Not properly initialized yet */ | |
940 | SSL_set_connect_state(s); | |
941 | ||
d02b48c6 RE |
942 | return(s->method->ssl_connect(s)); |
943 | } | |
944 | ||
0821bcd4 | 945 | long SSL_get_default_timeout(const SSL *s) |
d02b48c6 RE |
946 | { |
947 | return(s->method->get_timeout()); | |
948 | } | |
949 | ||
e34cfcf7 | 950 | int SSL_read(SSL *s,void *buf,int num) |
d02b48c6 | 951 | { |
b31b04d9 BM |
952 | if (s->handshake_func == 0) |
953 | { | |
ff712220 | 954 | SSLerr(SSL_F_SSL_READ, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
955 | return -1; |
956 | } | |
957 | ||
d02b48c6 RE |
958 | if (s->shutdown & SSL_RECEIVED_SHUTDOWN) |
959 | { | |
960 | s->rwstate=SSL_NOTHING; | |
961 | return(0); | |
962 | } | |
963 | return(s->method->ssl_read(s,buf,num)); | |
964 | } | |
965 | ||
e34cfcf7 | 966 | int SSL_peek(SSL *s,void *buf,int num) |
d02b48c6 | 967 | { |
5451e0d9 BM |
968 | if (s->handshake_func == 0) |
969 | { | |
aa4ce731 | 970 | SSLerr(SSL_F_SSL_PEEK, SSL_R_UNINITIALIZED); |
5451e0d9 BM |
971 | return -1; |
972 | } | |
973 | ||
d02b48c6 RE |
974 | if (s->shutdown & SSL_RECEIVED_SHUTDOWN) |
975 | { | |
976 | return(0); | |
977 | } | |
978 | return(s->method->ssl_peek(s,buf,num)); | |
979 | } | |
980 | ||
e34cfcf7 | 981 | int SSL_write(SSL *s,const void *buf,int num) |
d02b48c6 | 982 | { |
b31b04d9 BM |
983 | if (s->handshake_func == 0) |
984 | { | |
ff712220 | 985 | SSLerr(SSL_F_SSL_WRITE, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
986 | return -1; |
987 | } | |
988 | ||
d02b48c6 RE |
989 | if (s->shutdown & SSL_SENT_SHUTDOWN) |
990 | { | |
991 | s->rwstate=SSL_NOTHING; | |
992 | SSLerr(SSL_F_SSL_WRITE,SSL_R_PROTOCOL_IS_SHUTDOWN); | |
993 | return(-1); | |
994 | } | |
995 | return(s->method->ssl_write(s,buf,num)); | |
996 | } | |
997 | ||
4f43d0e7 | 998 | int SSL_shutdown(SSL *s) |
d02b48c6 | 999 | { |
d3407350 | 1000 | /* Note that this function behaves differently from what one might |
e2e3d5ce BM |
1001 | * expect. Return values are 0 for no success (yet), |
1002 | * 1 for success; but calling it once is usually not enough, | |
1003 | * even if blocking I/O is used (see ssl3_shutdown). | |
1004 | */ | |
1005 | ||
b31b04d9 BM |
1006 | if (s->handshake_func == 0) |
1007 | { | |
ff712220 | 1008 | SSLerr(SSL_F_SSL_SHUTDOWN, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
1009 | return -1; |
1010 | } | |
1011 | ||
d02b48c6 RE |
1012 | if ((s != NULL) && !SSL_in_init(s)) |
1013 | return(s->method->ssl_shutdown(s)); | |
1014 | else | |
1015 | return(1); | |
1016 | } | |
1017 | ||
4f43d0e7 | 1018 | int SSL_renegotiate(SSL *s) |
d02b48c6 | 1019 | { |
44959ee4 DSH |
1020 | if (s->renegotiate == 0) |
1021 | s->renegotiate=1; | |
1022 | ||
1023 | s->new_session=1; | |
1024 | ||
d02b48c6 RE |
1025 | return(s->method->ssl_renegotiate(s)); |
1026 | } | |
1027 | ||
44959ee4 DSH |
1028 | int SSL_renegotiate_abbreviated(SSL *s) |
1029 | { | |
1030 | if (s->renegotiate == 0) | |
1031 | s->renegotiate=1; | |
1032 | ||
1033 | s->new_session=0; | |
1034 | ||
1035 | return(s->method->ssl_renegotiate(s)); | |
1036 | } | |
1037 | ||
6b0e9fac BM |
1038 | int SSL_renegotiate_pending(SSL *s) |
1039 | { | |
1040 | /* becomes true when negotiation is requested; | |
1041 | * false again once a handshake has finished */ | |
44959ee4 | 1042 | return (s->renegotiate != 0); |
6b0e9fac BM |
1043 | } |
1044 | ||
a661b653 | 1045 | long SSL_ctrl(SSL *s,int cmd,long larg,void *parg) |
d02b48c6 | 1046 | { |
413c4f45 MC |
1047 | long l; |
1048 | ||
1049 | switch (cmd) | |
1050 | { | |
1051 | case SSL_CTRL_GET_READ_AHEAD: | |
1052 | return(s->read_ahead); | |
1053 | case SSL_CTRL_SET_READ_AHEAD: | |
1054 | l=s->read_ahead; | |
1055 | s->read_ahead=larg; | |
1056 | return(l); | |
bf21446a BM |
1057 | |
1058 | case SSL_CTRL_SET_MSG_CALLBACK_ARG: | |
1059 | s->msg_callback_arg = parg; | |
1060 | return 1; | |
1061 | ||
413c4f45 MC |
1062 | case SSL_CTRL_OPTIONS: |
1063 | return(s->options|=larg); | |
7661ccad DSH |
1064 | case SSL_CTRL_CLEAR_OPTIONS: |
1065 | return(s->options&=~larg); | |
e1056435 BM |
1066 | case SSL_CTRL_MODE: |
1067 | return(s->mode|=larg); | |
7661ccad DSH |
1068 | case SSL_CTRL_CLEAR_MODE: |
1069 | return(s->mode &=~larg); | |
c0f5dd07 LJ |
1070 | case SSL_CTRL_GET_MAX_CERT_LIST: |
1071 | return(s->max_cert_list); | |
1072 | case SSL_CTRL_SET_MAX_CERT_LIST: | |
1073 | l=s->max_cert_list; | |
1074 | s->max_cert_list=larg; | |
1075 | return(l); | |
36d16f8e | 1076 | case SSL_CTRL_SET_MTU: |
8711efb4 DSH |
1077 | if (SSL_version(s) == DTLS1_VERSION || |
1078 | SSL_version(s) == DTLS1_BAD_VER) | |
36d16f8e BL |
1079 | { |
1080 | s->d1->mtu = larg; | |
1081 | return larg; | |
1082 | } | |
1083 | return 0; | |
566dda07 DSH |
1084 | case SSL_CTRL_SET_MAX_SEND_FRAGMENT: |
1085 | if (larg < 512 || larg > SSL3_RT_MAX_PLAIN_LENGTH) | |
1086 | return 0; | |
1087 | s->max_send_fragment = larg; | |
1088 | return 1; | |
5430200b DSH |
1089 | case SSL_CTRL_GET_RI_SUPPORT: |
1090 | if (s->s3) | |
1091 | return s->s3->send_connection_binding; | |
1092 | else return 0; | |
413c4f45 MC |
1093 | default: |
1094 | return(s->method->ssl_ctrl(s,cmd,larg,parg)); | |
1095 | } | |
d02b48c6 RE |
1096 | } |
1097 | ||
41a15c4f | 1098 | long SSL_callback_ctrl(SSL *s, int cmd, void (*fp)(void)) |
d3442bc7 RL |
1099 | { |
1100 | switch(cmd) | |
1101 | { | |
bf21446a | 1102 | case SSL_CTRL_SET_MSG_CALLBACK: |
a661b653 | 1103 | s->msg_callback = (void (*)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg))(fp); |
bf21446a BM |
1104 | return 1; |
1105 | ||
d3442bc7 RL |
1106 | default: |
1107 | return(s->method->ssl_callback_ctrl(s,cmd,fp)); | |
1108 | } | |
1109 | } | |
1110 | ||
3c1d6bbc | 1111 | LHASH_OF(SSL_SESSION) *SSL_CTX_sessions(SSL_CTX *ctx) |
1e7396be RL |
1112 | { |
1113 | return ctx->sessions; | |
1114 | } | |
1115 | ||
a661b653 | 1116 | long SSL_CTX_ctrl(SSL_CTX *ctx,int cmd,long larg,void *parg) |
d02b48c6 | 1117 | { |
413c4f45 MC |
1118 | long l; |
1119 | ||
1120 | switch (cmd) | |
1121 | { | |
1122 | case SSL_CTRL_GET_READ_AHEAD: | |
1123 | return(ctx->read_ahead); | |
1124 | case SSL_CTRL_SET_READ_AHEAD: | |
1125 | l=ctx->read_ahead; | |
1126 | ctx->read_ahead=larg; | |
1127 | return(l); | |
bf21446a BM |
1128 | |
1129 | case SSL_CTRL_SET_MSG_CALLBACK_ARG: | |
1130 | ctx->msg_callback_arg = parg; | |
1131 | return 1; | |
1132 | ||
c0f5dd07 LJ |
1133 | case SSL_CTRL_GET_MAX_CERT_LIST: |
1134 | return(ctx->max_cert_list); | |
1135 | case SSL_CTRL_SET_MAX_CERT_LIST: | |
1136 | l=ctx->max_cert_list; | |
1137 | ctx->max_cert_list=larg; | |
1138 | return(l); | |
413c4f45 MC |
1139 | |
1140 | case SSL_CTRL_SET_SESS_CACHE_SIZE: | |
1141 | l=ctx->session_cache_size; | |
1142 | ctx->session_cache_size=larg; | |
1143 | return(l); | |
1144 | case SSL_CTRL_GET_SESS_CACHE_SIZE: | |
1145 | return(ctx->session_cache_size); | |
1146 | case SSL_CTRL_SET_SESS_CACHE_MODE: | |
1147 | l=ctx->session_cache_mode; | |
1148 | ctx->session_cache_mode=larg; | |
1149 | return(l); | |
1150 | case SSL_CTRL_GET_SESS_CACHE_MODE: | |
1151 | return(ctx->session_cache_mode); | |
1152 | ||
1153 | case SSL_CTRL_SESS_NUMBER: | |
3c1d6bbc | 1154 | return(lh_SSL_SESSION_num_items(ctx->sessions)); |
413c4f45 MC |
1155 | case SSL_CTRL_SESS_CONNECT: |
1156 | return(ctx->stats.sess_connect); | |
1157 | case SSL_CTRL_SESS_CONNECT_GOOD: | |
1158 | return(ctx->stats.sess_connect_good); | |
1159 | case SSL_CTRL_SESS_CONNECT_RENEGOTIATE: | |
1160 | return(ctx->stats.sess_connect_renegotiate); | |
1161 | case SSL_CTRL_SESS_ACCEPT: | |
1162 | return(ctx->stats.sess_accept); | |
1163 | case SSL_CTRL_SESS_ACCEPT_GOOD: | |
1164 | return(ctx->stats.sess_accept_good); | |
1165 | case SSL_CTRL_SESS_ACCEPT_RENEGOTIATE: | |
1166 | return(ctx->stats.sess_accept_renegotiate); | |
1167 | case SSL_CTRL_SESS_HIT: | |
1168 | return(ctx->stats.sess_hit); | |
1169 | case SSL_CTRL_SESS_CB_HIT: | |
1170 | return(ctx->stats.sess_cb_hit); | |
1171 | case SSL_CTRL_SESS_MISSES: | |
1172 | return(ctx->stats.sess_miss); | |
1173 | case SSL_CTRL_SESS_TIMEOUTS: | |
1174 | return(ctx->stats.sess_timeout); | |
1175 | case SSL_CTRL_SESS_CACHE_FULL: | |
1176 | return(ctx->stats.sess_cache_full); | |
1177 | case SSL_CTRL_OPTIONS: | |
1178 | return(ctx->options|=larg); | |
7661ccad DSH |
1179 | case SSL_CTRL_CLEAR_OPTIONS: |
1180 | return(ctx->options&=~larg); | |
e1056435 BM |
1181 | case SSL_CTRL_MODE: |
1182 | return(ctx->mode|=larg); | |
7661ccad DSH |
1183 | case SSL_CTRL_CLEAR_MODE: |
1184 | return(ctx->mode&=~larg); | |
566dda07 DSH |
1185 | case SSL_CTRL_SET_MAX_SEND_FRAGMENT: |
1186 | if (larg < 512 || larg > SSL3_RT_MAX_PLAIN_LENGTH) | |
1187 | return 0; | |
1188 | ctx->max_send_fragment = larg; | |
1189 | return 1; | |
413c4f45 MC |
1190 | default: |
1191 | return(ctx->method->ssl_ctx_ctrl(ctx,cmd,larg,parg)); | |
1192 | } | |
d02b48c6 RE |
1193 | } |
1194 | ||
41a15c4f | 1195 | long SSL_CTX_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)(void)) |
d3442bc7 RL |
1196 | { |
1197 | switch(cmd) | |
1198 | { | |
bf21446a | 1199 | case SSL_CTRL_SET_MSG_CALLBACK: |
a661b653 | 1200 | ctx->msg_callback = (void (*)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg))(fp); |
bf21446a BM |
1201 | return 1; |
1202 | ||
d3442bc7 RL |
1203 | default: |
1204 | return(ctx->method->ssl_ctx_callback_ctrl(ctx,cmd,fp)); | |
1205 | } | |
1206 | } | |
1207 | ||
ccd86b68 | 1208 | int ssl_cipher_id_cmp(const SSL_CIPHER *a, const SSL_CIPHER *b) |
d02b48c6 RE |
1209 | { |
1210 | long l; | |
1211 | ||
1212 | l=a->id-b->id; | |
1213 | if (l == 0L) | |
1214 | return(0); | |
1215 | else | |
1216 | return((l > 0)?1:-1); | |
1217 | } | |
1218 | ||
ccd86b68 GT |
1219 | int ssl_cipher_ptr_id_cmp(const SSL_CIPHER * const *ap, |
1220 | const SSL_CIPHER * const *bp) | |
d02b48c6 RE |
1221 | { |
1222 | long l; | |
1223 | ||
1224 | l=(*ap)->id-(*bp)->id; | |
1225 | if (l == 0L) | |
1226 | return(0); | |
1227 | else | |
1228 | return((l > 0)?1:-1); | |
1229 | } | |
1230 | ||
4f43d0e7 | 1231 | /** return a STACK of the ciphers available for the SSL and in order of |
d02b48c6 | 1232 | * preference */ |
0821bcd4 | 1233 | STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s) |
d02b48c6 | 1234 | { |
28b958f7 | 1235 | if (s != NULL) |
d02b48c6 | 1236 | { |
28b958f7 RL |
1237 | if (s->cipher_list != NULL) |
1238 | { | |
1239 | return(s->cipher_list); | |
1240 | } | |
1241 | else if ((s->ctx != NULL) && | |
1242 | (s->ctx->cipher_list != NULL)) | |
1243 | { | |
1244 | return(s->ctx->cipher_list); | |
1245 | } | |
d02b48c6 RE |
1246 | } |
1247 | return(NULL); | |
1248 | } | |
1249 | ||
4f43d0e7 | 1250 | /** return a STACK of the ciphers available for the SSL and in order of |
d02b48c6 | 1251 | * algorithm id */ |
f73e07cf | 1252 | STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s) |
d02b48c6 | 1253 | { |
28b958f7 | 1254 | if (s != NULL) |
d02b48c6 | 1255 | { |
28b958f7 RL |
1256 | if (s->cipher_list_by_id != NULL) |
1257 | { | |
1258 | return(s->cipher_list_by_id); | |
1259 | } | |
1260 | else if ((s->ctx != NULL) && | |
1261 | (s->ctx->cipher_list_by_id != NULL)) | |
1262 | { | |
1263 | return(s->ctx->cipher_list_by_id); | |
1264 | } | |
d02b48c6 RE |
1265 | } |
1266 | return(NULL); | |
1267 | } | |
1268 | ||
4f43d0e7 | 1269 | /** The old interface to get the same thing as SSL_get_ciphers() */ |
0821bcd4 | 1270 | const char *SSL_get_cipher_list(const SSL *s,int n) |
d02b48c6 RE |
1271 | { |
1272 | SSL_CIPHER *c; | |
f73e07cf | 1273 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1274 | |
1275 | if (s == NULL) return(NULL); | |
1276 | sk=SSL_get_ciphers(s); | |
f73e07cf | 1277 | if ((sk == NULL) || (sk_SSL_CIPHER_num(sk) <= n)) |
d02b48c6 | 1278 | return(NULL); |
f73e07cf | 1279 | c=sk_SSL_CIPHER_value(sk,n); |
d02b48c6 RE |
1280 | if (c == NULL) return(NULL); |
1281 | return(c->name); | |
1282 | } | |
1283 | ||
25f923dd | 1284 | /** specify the ciphers to be used by default by the SSL_CTX */ |
018e57c7 | 1285 | int SSL_CTX_set_cipher_list(SSL_CTX *ctx, const char *str) |
d02b48c6 | 1286 | { |
f73e07cf | 1287 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1288 | |
1289 | sk=ssl_create_cipher_list(ctx->method,&ctx->cipher_list, | |
1290 | &ctx->cipher_list_by_id,str); | |
f0747cd9 NL |
1291 | /* ssl_create_cipher_list may return an empty stack if it |
1292 | * was unable to find a cipher matching the given rule string | |
1293 | * (for example if the rule string specifies a cipher which | |
52b8dad8 BM |
1294 | * has been disabled). This is not an error as far as |
1295 | * ssl_create_cipher_list is concerned, and hence | |
f0747cd9 NL |
1296 | * ctx->cipher_list and ctx->cipher_list_by_id has been |
1297 | * updated. */ | |
1298 | if (sk == NULL) | |
1299 | return 0; | |
1300 | else if (sk_SSL_CIPHER_num(sk) == 0) | |
1301 | { | |
1302 | SSLerr(SSL_F_SSL_CTX_SET_CIPHER_LIST, SSL_R_NO_CIPHER_MATCH); | |
1303 | return 0; | |
1304 | } | |
1305 | return 1; | |
d02b48c6 RE |
1306 | } |
1307 | ||
4f43d0e7 | 1308 | /** specify the ciphers to be used by the SSL */ |
018e57c7 | 1309 | int SSL_set_cipher_list(SSL *s,const char *str) |
d02b48c6 | 1310 | { |
f73e07cf | 1311 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1312 | |
1313 | sk=ssl_create_cipher_list(s->ctx->method,&s->cipher_list, | |
1314 | &s->cipher_list_by_id,str); | |
f0747cd9 NL |
1315 | /* see comment in SSL_CTX_set_cipher_list */ |
1316 | if (sk == NULL) | |
1317 | return 0; | |
1318 | else if (sk_SSL_CIPHER_num(sk) == 0) | |
1319 | { | |
1320 | SSLerr(SSL_F_SSL_SET_CIPHER_LIST, SSL_R_NO_CIPHER_MATCH); | |
1321 | return 0; | |
1322 | } | |
1323 | return 1; | |
d02b48c6 RE |
1324 | } |
1325 | ||
1326 | /* works well for SSLv2, not so good for SSLv3 */ | |
0821bcd4 | 1327 | char *SSL_get_shared_ciphers(const SSL *s,char *buf,int len) |
d02b48c6 | 1328 | { |
e778802f | 1329 | char *p; |
f73e07cf | 1330 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1331 | SSL_CIPHER *c; |
1332 | int i; | |
1333 | ||
1334 | if ((s->session == NULL) || (s->session->ciphers == NULL) || | |
1335 | (len < 2)) | |
1336 | return(NULL); | |
1337 | ||
1338 | p=buf; | |
1339 | sk=s->session->ciphers; | |
f73e07cf | 1340 | for (i=0; i<sk_SSL_CIPHER_num(sk); i++) |
d02b48c6 | 1341 | { |
4f19a9cb DSH |
1342 | int n; |
1343 | ||
f73e07cf | 1344 | c=sk_SSL_CIPHER_value(sk,i); |
4f19a9cb DSH |
1345 | n=strlen(c->name); |
1346 | if (n+1 > len) | |
d02b48c6 | 1347 | { |
4f19a9cb DSH |
1348 | if (p != buf) |
1349 | --p; | |
1350 | *p='\0'; | |
1351 | return buf; | |
d02b48c6 | 1352 | } |
4f19a9cb DSH |
1353 | strcpy(p,c->name); |
1354 | p+=n; | |
d02b48c6 | 1355 | *(p++)=':'; |
4f19a9cb | 1356 | len-=n+1; |
d02b48c6 RE |
1357 | } |
1358 | p[-1]='\0'; | |
1359 | return(buf); | |
1360 | } | |
1361 | ||
c6c2e313 | 1362 | int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p, |
52b8dad8 | 1363 | int (*put_cb)(const SSL_CIPHER *, unsigned char *)) |
d02b48c6 RE |
1364 | { |
1365 | int i,j=0; | |
1366 | SSL_CIPHER *c; | |
1367 | unsigned char *q; | |
a5224c34 | 1368 | #ifndef OPENSSL_NO_KRB5 |
52b8dad8 | 1369 | int nokrb5 = !kssl_tgt_is_available(s->kssl_ctx); |
a5224c34 | 1370 | #endif /* OPENSSL_NO_KRB5 */ |
d02b48c6 RE |
1371 | |
1372 | if (sk == NULL) return(0); | |
1373 | q=p; | |
1374 | ||
f73e07cf | 1375 | for (i=0; i<sk_SSL_CIPHER_num(sk); i++) |
d02b48c6 | 1376 | { |
f73e07cf | 1377 | c=sk_SSL_CIPHER_value(sk,i); |
a5224c34 | 1378 | #ifndef OPENSSL_NO_KRB5 |
52b8dad8 BM |
1379 | if (((c->algorithm_mkey & SSL_kKRB5) || (c->algorithm_auth & SSL_aKRB5)) && |
1380 | nokrb5) | |
1381 | continue; | |
1382 | #endif /* OPENSSL_NO_KRB5 */ | |
ddac1974 NL |
1383 | #ifndef OPENSSL_NO_PSK |
1384 | /* with PSK there must be client callback set */ | |
52b8dad8 BM |
1385 | if (((c->algorithm_mkey & SSL_kPSK) || (c->algorithm_auth & SSL_aPSK)) && |
1386 | s->psk_client_callback == NULL) | |
ddac1974 NL |
1387 | continue; |
1388 | #endif /* OPENSSL_NO_PSK */ | |
c6c2e313 | 1389 | j = put_cb ? put_cb(c,p) : ssl_put_cipher_by_char(s,c,p); |
d02b48c6 RE |
1390 | p+=j; |
1391 | } | |
76998a71 | 1392 | /* If p == q, no ciphers and caller indicates an error. Otherwise |
423c66f1 | 1393 | * add SCSV if not renegotiating. |
13f6d57b | 1394 | */ |
bdd53508 | 1395 | if (p != q && !s->renegotiate) |
13f6d57b | 1396 | { |
73527122 | 1397 | static SSL_CIPHER scsv = |
13f6d57b | 1398 | { |
d6801576 | 1399 | 0, NULL, SSL3_CK_SCSV, 0, 0, 0, 0, 0, 0, 0, 0, 0 |
13f6d57b | 1400 | }; |
73527122 | 1401 | j = put_cb ? put_cb(&scsv,p) : ssl_put_cipher_by_char(s,&scsv,p); |
13f6d57b DSH |
1402 | p+=j; |
1403 | #ifdef OPENSSL_RI_DEBUG | |
d6801576 | 1404 | fprintf(stderr, "SCSV sent by client\n"); |
13f6d57b DSH |
1405 | #endif |
1406 | } | |
1407 | ||
d02b48c6 RE |
1408 | return(p-q); |
1409 | } | |
1410 | ||
f73e07cf BL |
1411 | STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num, |
1412 | STACK_OF(SSL_CIPHER) **skp) | |
d02b48c6 | 1413 | { |
babb3798 | 1414 | const SSL_CIPHER *c; |
f73e07cf | 1415 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 | 1416 | int i,n; |
a8640f0a DSH |
1417 | if (s->s3) |
1418 | s->s3->send_connection_binding = 0; | |
13f6d57b | 1419 | |
d02b48c6 RE |
1420 | n=ssl_put_cipher_by_char(s,NULL,NULL); |
1421 | if ((num%n) != 0) | |
1422 | { | |
1423 | SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST); | |
1424 | return(NULL); | |
1425 | } | |
1426 | if ((skp == NULL) || (*skp == NULL)) | |
62324627 | 1427 | sk=sk_SSL_CIPHER_new_null(); /* change perhaps later */ |
d02b48c6 RE |
1428 | else |
1429 | { | |
1430 | sk= *skp; | |
f73e07cf | 1431 | sk_SSL_CIPHER_zero(sk); |
d02b48c6 RE |
1432 | } |
1433 | ||
1434 | for (i=0; i<num; i+=n) | |
1435 | { | |
d6801576 | 1436 | /* Check for SCSV */ |
a8640f0a | 1437 | if (s->s3 && (n != 3 || !p[0]) && |
d6801576 DSH |
1438 | (p[n-2] == ((SSL3_CK_SCSV >> 8) & 0xff)) && |
1439 | (p[n-1] == (SSL3_CK_SCSV & 0xff))) | |
13f6d57b | 1440 | { |
76998a71 | 1441 | /* SCSV fatal if renegotiating */ |
bdd53508 | 1442 | if (s->renegotiate) |
76998a71 DSH |
1443 | { |
1444 | SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,SSL_R_SCSV_RECEIVED_WHEN_RENEGOTIATING); | |
1445 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_HANDSHAKE_FAILURE); | |
1446 | goto err; | |
1447 | } | |
13f6d57b DSH |
1448 | s->s3->send_connection_binding = 1; |
1449 | p += n; | |
1450 | #ifdef OPENSSL_RI_DEBUG | |
d6801576 | 1451 | fprintf(stderr, "SCSV received by server\n"); |
13f6d57b DSH |
1452 | #endif |
1453 | continue; | |
1454 | } | |
1455 | ||
d02b48c6 RE |
1456 | c=ssl_get_cipher_by_char(s,p); |
1457 | p+=n; | |
1458 | if (c != NULL) | |
1459 | { | |
f73e07cf | 1460 | if (!sk_SSL_CIPHER_push(sk,c)) |
d02b48c6 RE |
1461 | { |
1462 | SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,ERR_R_MALLOC_FAILURE); | |
1463 | goto err; | |
1464 | } | |
1465 | } | |
1466 | } | |
1467 | ||
1468 | if (skp != NULL) | |
1469 | *skp=sk; | |
1470 | return(sk); | |
1471 | err: | |
1472 | if ((skp == NULL) || (*skp == NULL)) | |
f73e07cf | 1473 | sk_SSL_CIPHER_free(sk); |
d02b48c6 RE |
1474 | return(NULL); |
1475 | } | |
1476 | ||
f1fd4544 | 1477 | |
34449617 | 1478 | #ifndef OPENSSL_NO_TLSEXT |
52b8dad8 | 1479 | /** return a servername extension value if provided in Client Hello, or NULL. |
f1fd4544 | 1480 | * So far, only host_name types are defined (RFC 3546). |
ed3883d2 BM |
1481 | */ |
1482 | ||
f1fd4544 BM |
1483 | const char *SSL_get_servername(const SSL *s, const int type) |
1484 | { | |
1485 | if (type != TLSEXT_NAMETYPE_host_name) | |
ed3883d2 | 1486 | return NULL; |
a13c20f6 BM |
1487 | |
1488 | return s->session && !s->tlsext_hostname ? | |
f1fd4544 BM |
1489 | s->session->tlsext_hostname : |
1490 | s->tlsext_hostname; | |
1491 | } | |
ed3883d2 | 1492 | |
f1fd4544 BM |
1493 | int SSL_get_servername_type(const SSL *s) |
1494 | { | |
52b8dad8 | 1495 | if (s->session && (!s->tlsext_hostname ? s->session->tlsext_hostname : s->tlsext_hostname)) |
f1fd4544 | 1496 | return TLSEXT_NAMETYPE_host_name; |
ed3883d2 | 1497 | return -1; |
f1fd4544 | 1498 | } |
ee2ffc27 BL |
1499 | |
1500 | # ifndef OPENSSL_NO_NPN | |
1501 | /* SSL_select_next_proto implements the standard protocol selection. It is | |
1502 | * expected that this function is called from the callback set by | |
1503 | * SSL_CTX_set_next_proto_select_cb. | |
1504 | * | |
1505 | * The protocol data is assumed to be a vector of 8-bit, length prefixed byte | |
1506 | * strings. The length byte itself is not included in the length. A byte | |
1507 | * string of length 0 is invalid. No byte string may be truncated. | |
1508 | * | |
1509 | * The current, but experimental algorithm for selecting the protocol is: | |
1510 | * | |
1511 | * 1) If the server doesn't support NPN then this is indicated to the | |
1512 | * callback. In this case, the client application has to abort the connection | |
1513 | * or have a default application level protocol. | |
1514 | * | |
1515 | * 2) If the server supports NPN, but advertises an empty list then the | |
1516 | * client selects the first protcol in its list, but indicates via the | |
1517 | * API that this fallback case was enacted. | |
1518 | * | |
1519 | * 3) Otherwise, the client finds the first protocol in the server's list | |
1520 | * that it supports and selects this protocol. This is because it's | |
1521 | * assumed that the server has better information about which protocol | |
1522 | * a client should use. | |
1523 | * | |
1524 | * 4) If the client doesn't support any of the server's advertised | |
1525 | * protocols, then this is treated the same as case 2. | |
1526 | * | |
1527 | * It returns either | |
1528 | * OPENSSL_NPN_NEGOTIATED if a common protocol was found, or | |
1529 | * OPENSSL_NPN_NO_OVERLAP if the fallback case was reached. | |
1530 | */ | |
1531 | int SSL_select_next_proto(unsigned char **out, unsigned char *outlen, const unsigned char *server, unsigned int server_len, const unsigned char *client, unsigned int client_len) | |
1532 | { | |
1533 | unsigned int i, j; | |
1534 | const unsigned char *result; | |
1535 | int status = OPENSSL_NPN_UNSUPPORTED; | |
1536 | ||
1537 | /* For each protocol in server preference order, see if we support it. */ | |
1538 | for (i = 0; i < server_len; ) | |
1539 | { | |
1540 | for (j = 0; j < client_len; ) | |
1541 | { | |
1542 | if (server[i] == client[j] && | |
1543 | memcmp(&server[i+1], &client[j+1], server[i]) == 0) | |
1544 | { | |
1545 | /* We found a match */ | |
1546 | result = &server[i]; | |
1547 | status = OPENSSL_NPN_NEGOTIATED; | |
1548 | goto found; | |
1549 | } | |
1550 | j += client[j]; | |
1551 | j++; | |
1552 | } | |
1553 | i += server[i]; | |
1554 | i++; | |
1555 | } | |
1556 | ||
1557 | /* There's no overlap between our protocols and the server's list. */ | |
1558 | result = client; | |
1559 | status = OPENSSL_NPN_NO_OVERLAP; | |
1560 | ||
1561 | found: | |
1562 | *out = (unsigned char *) result + 1; | |
1563 | *outlen = result[0]; | |
1564 | return status; | |
1565 | } | |
1566 | ||
1567 | /* SSL_get0_next_proto_negotiated sets *data and *len to point to the client's | |
1568 | * requested protocol for this connection and returns 0. If the client didn't | |
1569 | * request any protocol, then *data is set to NULL. | |
1570 | * | |
1571 | * Note that the client can request any protocol it chooses. The value returned | |
1572 | * from this function need not be a member of the list of supported protocols | |
1573 | * provided by the callback. | |
1574 | */ | |
1575 | void SSL_get0_next_proto_negotiated(const SSL *s, const unsigned char **data, unsigned *len) | |
1576 | { | |
1577 | *data = s->next_proto_negotiated; | |
1578 | if (!*data) { | |
1579 | *len = 0; | |
1580 | } else { | |
1581 | *len = s->next_proto_negotiated_len; | |
1582 | } | |
1583 | } | |
1584 | ||
1585 | /* SSL_CTX_set_next_protos_advertised_cb sets a callback that is called when a | |
1586 | * TLS server needs a list of supported protocols for Next Protocol | |
1587 | * Negotiation. The returned list must be in wire format. The list is returned | |
1588 | * by setting |out| to point to it and |outlen| to its length. This memory will | |
1589 | * not be modified, but one should assume that the SSL* keeps a reference to | |
1590 | * it. | |
1591 | * | |
1592 | * The callback should return SSL_TLSEXT_ERR_OK if it wishes to advertise. Otherwise, no | |
1593 | * such extension will be included in the ServerHello. */ | |
1594 | void SSL_CTX_set_next_protos_advertised_cb(SSL_CTX *ctx, int (*cb) (SSL *ssl, const unsigned char **out, unsigned int *outlen, void *arg), void *arg) | |
1595 | { | |
1596 | ctx->next_protos_advertised_cb = cb; | |
1597 | ctx->next_protos_advertised_cb_arg = arg; | |
1598 | } | |
1599 | ||
1600 | /* SSL_CTX_set_next_proto_select_cb sets a callback that is called when a | |
1601 | * client needs to select a protocol from the server's provided list. |out| | |
1602 | * must be set to point to the selected protocol (which may be within |in|). | |
1603 | * The length of the protocol name must be written into |outlen|. The server's | |
1604 | * advertised protocols are provided in |in| and |inlen|. The callback can | |
1605 | * assume that |in| is syntactically valid. | |
1606 | * | |
1607 | * The client must select a protocol. It is fatal to the connection if this | |
1608 | * callback returns a value other than SSL_TLSEXT_ERR_OK. | |
1609 | */ | |
1610 | void SSL_CTX_set_next_proto_select_cb(SSL_CTX *ctx, int (*cb) (SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg), void *arg) | |
1611 | { | |
1612 | ctx->next_proto_select_cb = cb; | |
1613 | ctx->next_proto_select_cb_arg = arg; | |
1614 | } | |
1615 | ||
1616 | # endif | |
ed3883d2 | 1617 | #endif |
f1fd4544 | 1618 | |
3c1d6bbc | 1619 | static unsigned long ssl_session_hash(const SSL_SESSION *a) |
d02b48c6 RE |
1620 | { |
1621 | unsigned long l; | |
1622 | ||
dfeab068 RE |
1623 | l=(unsigned long) |
1624 | ((unsigned int) a->session_id[0] )| | |
1625 | ((unsigned int) a->session_id[1]<< 8L)| | |
1626 | ((unsigned long)a->session_id[2]<<16L)| | |
1627 | ((unsigned long)a->session_id[3]<<24L); | |
d02b48c6 RE |
1628 | return(l); |
1629 | } | |
1630 | ||
dc644fe2 GT |
1631 | /* NB: If this function (or indeed the hash function which uses a sort of |
1632 | * coarser function than this one) is changed, ensure | |
1633 | * SSL_CTX_has_matching_session_id() is checked accordingly. It relies on being | |
1634 | * able to construct an SSL_SESSION that will collide with any existing session | |
1635 | * with a matching session ID. */ | |
3c1d6bbc | 1636 | static int ssl_session_cmp(const SSL_SESSION *a,const SSL_SESSION *b) |
d02b48c6 | 1637 | { |
58964a49 RE |
1638 | if (a->ssl_version != b->ssl_version) |
1639 | return(1); | |
1640 | if (a->session_id_length != b->session_id_length) | |
1641 | return(1); | |
1642 | return(memcmp(a->session_id,b->session_id,a->session_id_length)); | |
d02b48c6 RE |
1643 | } |
1644 | ||
d0fa136c GT |
1645 | /* These wrapper functions should remain rather than redeclaring |
1646 | * SSL_SESSION_hash and SSL_SESSION_cmp for void* types and casting each | |
1647 | * variable. The reason is that the functions aren't static, they're exposed via | |
1648 | * ssl.h. */ | |
3c1d6bbc BL |
1649 | static IMPLEMENT_LHASH_HASH_FN(ssl_session, SSL_SESSION) |
1650 | static IMPLEMENT_LHASH_COMP_FN(ssl_session, SSL_SESSION) | |
97b17195 | 1651 | |
4ebb342f | 1652 | SSL_CTX *SSL_CTX_new(const SSL_METHOD *meth) |
d02b48c6 | 1653 | { |
dfeab068 | 1654 | SSL_CTX *ret=NULL; |
8671b898 | 1655 | |
d02b48c6 RE |
1656 | if (meth == NULL) |
1657 | { | |
1658 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_NULL_SSL_METHOD_PASSED); | |
1659 | return(NULL); | |
1660 | } | |
dfeab068 RE |
1661 | |
1662 | if (SSL_get_ex_data_X509_STORE_CTX_idx() < 0) | |
1663 | { | |
1664 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_X509_VERIFICATION_SETUP_PROBLEMS); | |
1665 | goto err; | |
1666 | } | |
26a3a48d | 1667 | ret=(SSL_CTX *)OPENSSL_malloc(sizeof(SSL_CTX)); |
d02b48c6 RE |
1668 | if (ret == NULL) |
1669 | goto err; | |
1670 | ||
1671 | memset(ret,0,sizeof(SSL_CTX)); | |
1672 | ||
1673 | ret->method=meth; | |
1674 | ||
1675 | ret->cert_store=NULL; | |
1676 | ret->session_cache_mode=SSL_SESS_CACHE_SERVER; | |
58964a49 RE |
1677 | ret->session_cache_size=SSL_SESSION_CACHE_MAX_SIZE_DEFAULT; |
1678 | ret->session_cache_head=NULL; | |
1679 | ret->session_cache_tail=NULL; | |
d02b48c6 RE |
1680 | |
1681 | /* We take the system default */ | |
1682 | ret->session_timeout=meth->get_timeout(); | |
1683 | ||
bf21446a BM |
1684 | ret->new_session_cb=0; |
1685 | ret->remove_session_cb=0; | |
1686 | ret->get_session_cb=0; | |
1687 | ret->generate_session_id=0; | |
d02b48c6 | 1688 | |
413c4f45 | 1689 | memset((char *)&ret->stats,0,sizeof(ret->stats)); |
d02b48c6 RE |
1690 | |
1691 | ret->references=1; | |
1692 | ret->quiet_shutdown=0; | |
1693 | ||
1694 | /* ret->cipher=NULL;*/ | |
1695 | /* ret->s2->challenge=NULL; | |
1696 | ret->master_key=NULL; | |
1697 | ret->key_arg=NULL; | |
1698 | ret->s2->conn_id=NULL; */ | |
1699 | ||
45d87a1f | 1700 | ret->info_callback=NULL; |
d02b48c6 | 1701 | |
bf21446a | 1702 | ret->app_verify_callback=0; |
d02b48c6 RE |
1703 | ret->app_verify_arg=NULL; |
1704 | ||
c0f5dd07 | 1705 | ret->max_cert_list=SSL_MAX_CERT_LIST_DEFAULT; |
413c4f45 | 1706 | ret->read_ahead=0; |
bf21446a BM |
1707 | ret->msg_callback=0; |
1708 | ret->msg_callback_arg=NULL; | |
413c4f45 | 1709 | ret->verify_mode=SSL_VERIFY_NONE; |
5d7c222d | 1710 | #if 0 |
7f89714e | 1711 | ret->verify_depth=-1; /* Don't impose a limit (but x509_lu.c does) */ |
5d7c222d | 1712 | #endif |
bf21446a | 1713 | ret->sid_ctx_length=0; |
d02b48c6 | 1714 | ret->default_verify_callback=NULL; |
ca8e5b9b | 1715 | if ((ret->cert=ssl_cert_new()) == NULL) |
d02b48c6 RE |
1716 | goto err; |
1717 | ||
bf21446a | 1718 | ret->default_passwd_callback=0; |
74678cc2 | 1719 | ret->default_passwd_callback_userdata=NULL; |
bf21446a | 1720 | ret->client_cert_cb=0; |
f0747cd9 NL |
1721 | ret->app_gen_cookie_cb=0; |
1722 | ret->app_verify_cookie_cb=0; | |
d02b48c6 | 1723 | |
3c1d6bbc | 1724 | ret->sessions=lh_SSL_SESSION_new(); |
d02b48c6 RE |
1725 | if (ret->sessions == NULL) goto err; |
1726 | ret->cert_store=X509_STORE_new(); | |
1727 | if (ret->cert_store == NULL) goto err; | |
1728 | ||
1729 | ssl_create_cipher_list(ret->method, | |
1730 | &ret->cipher_list,&ret->cipher_list_by_id, | |
b3f6fe91 | 1731 | meth->version == SSL2_VERSION ? "SSLv2" : SSL_DEFAULT_CIPHER_LIST); |
f73e07cf BL |
1732 | if (ret->cipher_list == NULL |
1733 | || sk_SSL_CIPHER_num(ret->cipher_list) <= 0) | |
d02b48c6 RE |
1734 | { |
1735 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_LIBRARY_HAS_NO_CIPHERS); | |
1736 | goto err2; | |
1737 | } | |
1738 | ||
5d7c222d DSH |
1739 | ret->param = X509_VERIFY_PARAM_new(); |
1740 | if (!ret->param) | |
1741 | goto err; | |
1742 | ||
58964a49 RE |
1743 | if ((ret->rsa_md5=EVP_get_digestbyname("ssl2-md5")) == NULL) |
1744 | { | |
1745 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES); | |
1746 | goto err2; | |
1747 | } | |
1748 | if ((ret->md5=EVP_get_digestbyname("ssl3-md5")) == NULL) | |
1749 | { | |
1750 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES); | |
1751 | goto err2; | |
1752 | } | |
1753 | if ((ret->sha1=EVP_get_digestbyname("ssl3-sha1")) == NULL) | |
1754 | { | |
1755 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES); | |
1756 | goto err2; | |
1757 | } | |
1758 | ||
f73e07cf | 1759 | if ((ret->client_CA=sk_X509_NAME_new_null()) == NULL) |
d02b48c6 RE |
1760 | goto err; |
1761 | ||
79aa04ef | 1762 | CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL_CTX, ret, &ret->ex_data); |
58964a49 | 1763 | |
dfeab068 | 1764 | ret->extra_certs=NULL; |
413c4f45 | 1765 | ret->comp_methods=SSL_COMP_get_compression_methods(); |
dfeab068 | 1766 | |
566dda07 DSH |
1767 | ret->max_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH; |
1768 | ||
ed3883d2 | 1769 | #ifndef OPENSSL_NO_TLSEXT |
f1fd4544 | 1770 | ret->tlsext_servername_callback = 0; |
ed3883d2 | 1771 | ret->tlsext_servername_arg = NULL; |
6434abbf DSH |
1772 | /* Setup RFC4507 ticket keys */ |
1773 | if ((RAND_pseudo_bytes(ret->tlsext_tick_key_name, 16) <= 0) | |
1774 | || (RAND_bytes(ret->tlsext_tick_hmac_key, 16) <= 0) | |
1775 | || (RAND_bytes(ret->tlsext_tick_aes_key, 16) <= 0)) | |
1776 | ret->options |= SSL_OP_NO_TICKET; | |
1777 | ||
67c8e7f4 DSH |
1778 | ret->tlsext_status_cb = 0; |
1779 | ret->tlsext_status_arg = NULL; | |
1780 | ||
ee2ffc27 BL |
1781 | # ifndef OPENSSL_NO_NPN |
1782 | ret->next_protos_advertised_cb = 0; | |
1783 | ret->next_proto_select_cb = 0; | |
1784 | # endif | |
ddac1974 NL |
1785 | #endif |
1786 | #ifndef OPENSSL_NO_PSK | |
1787 | ret->psk_identity_hint=NULL; | |
1788 | ret->psk_client_callback=NULL; | |
1789 | ret->psk_server_callback=NULL; | |
8671b898 | 1790 | #endif |
474b3b1c | 1791 | #ifndef OPENSSL_NO_BUF_FREELISTS |
8671b898 BL |
1792 | ret->freelist_max_len = SSL_MAX_BUF_FREELIST_LEN_DEFAULT; |
1793 | ret->rbuf_freelist = OPENSSL_malloc(sizeof(SSL3_BUF_FREELIST)); | |
1794 | if (!ret->rbuf_freelist) | |
1795 | goto err; | |
1796 | ret->rbuf_freelist->chunklen = 0; | |
1797 | ret->rbuf_freelist->len = 0; | |
1798 | ret->rbuf_freelist->head = NULL; | |
1799 | ret->wbuf_freelist = OPENSSL_malloc(sizeof(SSL3_BUF_FREELIST)); | |
1800 | if (!ret->wbuf_freelist) | |
1801 | { | |
1802 | OPENSSL_free(ret->rbuf_freelist); | |
1803 | goto err; | |
1804 | } | |
1805 | ret->wbuf_freelist->chunklen = 0; | |
1806 | ret->wbuf_freelist->len = 0; | |
1807 | ret->wbuf_freelist->head = NULL; | |
ed3883d2 | 1808 | #endif |
4db9677b DSH |
1809 | #ifndef OPENSSL_NO_ENGINE |
1810 | ret->client_cert_engine = NULL; | |
1811 | #ifdef OPENSSL_SSL_CLIENT_ENGINE_AUTO | |
1812 | #define eng_strx(x) #x | |
1813 | #define eng_str(x) eng_strx(x) | |
1814 | /* Use specific client engine automatically... ignore errors */ | |
1815 | { | |
1816 | ENGINE *eng; | |
1817 | eng = ENGINE_by_id(eng_str(OPENSSL_SSL_CLIENT_ENGINE_AUTO)); | |
7555c933 DSH |
1818 | if (!eng) |
1819 | { | |
1820 | ERR_clear_error(); | |
1821 | ENGINE_load_builtin_engines(); | |
1822 | eng = ENGINE_by_id(eng_str(OPENSSL_SSL_CLIENT_ENGINE_AUTO)); | |
1823 | } | |
4db9677b DSH |
1824 | if (!eng || !SSL_CTX_set_client_cert_engine(ret, eng)) |
1825 | ERR_clear_error(); | |
1826 | } | |
1827 | #endif | |
1828 | #endif | |
ef51b4b9 DSH |
1829 | /* Default is to connect to non-RI servers. When RI is more widely |
1830 | * deployed might change this. | |
1831 | */ | |
75121411 | 1832 | ret->options |= SSL_OP_LEGACY_SERVER_CONNECT; |
4db9677b | 1833 | |
d02b48c6 RE |
1834 | return(ret); |
1835 | err: | |
1836 | SSLerr(SSL_F_SSL_CTX_NEW,ERR_R_MALLOC_FAILURE); | |
1837 | err2: | |
1838 | if (ret != NULL) SSL_CTX_free(ret); | |
1839 | return(NULL); | |
1840 | } | |
1841 | ||
0826c85f | 1842 | #if 0 |
f73e07cf | 1843 | static void SSL_COMP_free(SSL_COMP *comp) |
26a3a48d | 1844 | { OPENSSL_free(comp); } |
0826c85f | 1845 | #endif |
f73e07cf | 1846 | |
474b3b1c | 1847 | #ifndef OPENSSL_NO_BUF_FREELISTS |
8671b898 BL |
1848 | static void |
1849 | ssl_buf_freelist_free(SSL3_BUF_FREELIST *list) | |
1850 | { | |
1851 | SSL3_BUF_FREELIST_ENTRY *ent, *next; | |
1852 | for (ent = list->head; ent; ent = next) | |
1853 | { | |
1854 | next = ent->next; | |
1855 | OPENSSL_free(ent); | |
1856 | } | |
1857 | OPENSSL_free(list); | |
1858 | } | |
1859 | #endif | |
1860 | ||
4f43d0e7 | 1861 | void SSL_CTX_free(SSL_CTX *a) |
d02b48c6 RE |
1862 | { |
1863 | int i; | |
1864 | ||
1865 | if (a == NULL) return; | |
1866 | ||
1867 | i=CRYPTO_add(&a->references,-1,CRYPTO_LOCK_SSL_CTX); | |
58964a49 RE |
1868 | #ifdef REF_PRINT |
1869 | REF_PRINT("SSL_CTX",a); | |
1870 | #endif | |
d02b48c6 RE |
1871 | if (i > 0) return; |
1872 | #ifdef REF_CHECK | |
1873 | if (i < 0) | |
1874 | { | |
1875 | fprintf(stderr,"SSL_CTX_free, bad reference count\n"); | |
1876 | abort(); /* ok */ | |
1877 | } | |
1878 | #endif | |
1879 | ||
5d7c222d DSH |
1880 | if (a->param) |
1881 | X509_VERIFY_PARAM_free(a->param); | |
1882 | ||
82a20fb0 LJ |
1883 | /* |
1884 | * Free internal session cache. However: the remove_cb() may reference | |
1885 | * the ex_data of SSL_CTX, thus the ex_data store can only be removed | |
1886 | * after the sessions were flushed. | |
1887 | * As the ex_data handling routines might also touch the session cache, | |
1888 | * the most secure solution seems to be: empty (flush) the cache, then | |
1889 | * free ex_data, then finally free the cache. | |
1890 | * (See ticket [openssl.org #212].) | |
1891 | */ | |
d02b48c6 | 1892 | if (a->sessions != NULL) |
d02b48c6 | 1893 | SSL_CTX_flush_sessions(a,0); |
82a20fb0 LJ |
1894 | |
1895 | CRYPTO_free_ex_data(CRYPTO_EX_INDEX_SSL_CTX, a, &a->ex_data); | |
1896 | ||
1897 | if (a->sessions != NULL) | |
3c1d6bbc | 1898 | lh_SSL_SESSION_free(a->sessions); |
82a20fb0 | 1899 | |
d02b48c6 RE |
1900 | if (a->cert_store != NULL) |
1901 | X509_STORE_free(a->cert_store); | |
1902 | if (a->cipher_list != NULL) | |
f73e07cf | 1903 | sk_SSL_CIPHER_free(a->cipher_list); |
d02b48c6 | 1904 | if (a->cipher_list_by_id != NULL) |
f73e07cf | 1905 | sk_SSL_CIPHER_free(a->cipher_list_by_id); |
ca8e5b9b BM |
1906 | if (a->cert != NULL) |
1907 | ssl_cert_free(a->cert); | |
d02b48c6 | 1908 | if (a->client_CA != NULL) |
f73e07cf | 1909 | sk_X509_NAME_pop_free(a->client_CA,X509_NAME_free); |
dfeab068 | 1910 | if (a->extra_certs != NULL) |
f73e07cf | 1911 | sk_X509_pop_free(a->extra_certs,X509_free); |
cd9b7d7c | 1912 | #if 0 /* This should never be done, since it removes a global database */ |
413c4f45 | 1913 | if (a->comp_methods != NULL) |
f73e07cf | 1914 | sk_SSL_COMP_pop_free(a->comp_methods,SSL_COMP_free); |
cd9b7d7c RL |
1915 | #else |
1916 | a->comp_methods = NULL; | |
1917 | #endif | |
ddac1974 NL |
1918 | |
1919 | #ifndef OPENSSL_NO_PSK | |
1920 | if (a->psk_identity_hint) | |
1921 | OPENSSL_free(a->psk_identity_hint); | |
bdfe932d DSH |
1922 | #endif |
1923 | #ifndef OPENSSL_NO_ENGINE | |
1924 | if (a->client_cert_engine) | |
1925 | ENGINE_finish(a->client_cert_engine); | |
ddac1974 | 1926 | #endif |
8671b898 | 1927 | |
474b3b1c | 1928 | #ifndef OPENSSL_NO_BUF_FREELISTS |
8671b898 BL |
1929 | if (a->wbuf_freelist) |
1930 | ssl_buf_freelist_free(a->wbuf_freelist); | |
1931 | if (a->rbuf_freelist) | |
1932 | ssl_buf_freelist_free(a->rbuf_freelist); | |
1933 | #endif | |
1934 | ||
26a3a48d | 1935 | OPENSSL_free(a); |
d02b48c6 RE |
1936 | } |
1937 | ||
3ae76679 | 1938 | void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb) |
d02b48c6 RE |
1939 | { |
1940 | ctx->default_passwd_callback=cb; | |
1941 | } | |
1942 | ||
74678cc2 BM |
1943 | void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx,void *u) |
1944 | { | |
1945 | ctx->default_passwd_callback_userdata=u; | |
1946 | } | |
1947 | ||
023ec151 | 1948 | void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx, int (*cb)(X509_STORE_CTX *,void *), void *arg) |
d02b48c6 RE |
1949 | { |
1950 | ctx->app_verify_callback=cb; | |
023ec151 | 1951 | ctx->app_verify_arg=arg; |
d02b48c6 RE |
1952 | } |
1953 | ||
4f43d0e7 | 1954 | void SSL_CTX_set_verify(SSL_CTX *ctx,int mode,int (*cb)(int, X509_STORE_CTX *)) |
d02b48c6 | 1955 | { |
413c4f45 | 1956 | ctx->verify_mode=mode; |
d02b48c6 | 1957 | ctx->default_verify_callback=cb; |
d02b48c6 RE |
1958 | } |
1959 | ||
7f89714e BM |
1960 | void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth) |
1961 | { | |
5d7c222d | 1962 | X509_VERIFY_PARAM_set_depth(ctx->param, depth); |
7f89714e BM |
1963 | } |
1964 | ||
babb3798 | 1965 | void ssl_set_cert_masks(CERT *c, const SSL_CIPHER *cipher) |
d02b48c6 RE |
1966 | { |
1967 | CERT_PKEY *cpk; | |
1968 | int rsa_enc,rsa_tmp,rsa_sign,dh_tmp,dh_rsa,dh_dsa,dsa_sign; | |
1969 | int rsa_enc_export,dh_rsa_export,dh_dsa_export; | |
60e31c3a | 1970 | int rsa_tmp_export,dh_tmp_export,kl; |
52b8dad8 | 1971 | unsigned long mask_k,mask_a,emask_k,emask_a; |
3eeaab4b NL |
1972 | int have_ecc_cert, ecdh_ok, ecdsa_ok, ecc_pkey_size; |
1973 | #ifndef OPENSSL_NO_ECDH | |
1974 | int have_ecdh_tmp; | |
1975 | #endif | |
ea262260 BM |
1976 | X509 *x = NULL; |
1977 | EVP_PKEY *ecc_pkey = NULL; | |
1978 | int signature_nid = 0; | |
d02b48c6 | 1979 | |
f415fa32 | 1980 | if (c == NULL) return; |
d02b48c6 | 1981 | |
60e31c3a BL |
1982 | kl=SSL_C_EXPORT_PKEYLENGTH(cipher); |
1983 | ||
bc36ee62 | 1984 | #ifndef OPENSSL_NO_RSA |
ca8e5b9b BM |
1985 | rsa_tmp=(c->rsa_tmp != NULL || c->rsa_tmp_cb != NULL); |
1986 | rsa_tmp_export=(c->rsa_tmp_cb != NULL || | |
60e31c3a | 1987 | (rsa_tmp && RSA_size(c->rsa_tmp)*8 <= kl)); |
d02b48c6 RE |
1988 | #else |
1989 | rsa_tmp=rsa_tmp_export=0; | |
1990 | #endif | |
bc36ee62 | 1991 | #ifndef OPENSSL_NO_DH |
ca8e5b9b BM |
1992 | dh_tmp=(c->dh_tmp != NULL || c->dh_tmp_cb != NULL); |
1993 | dh_tmp_export=(c->dh_tmp_cb != NULL || | |
60e31c3a | 1994 | (dh_tmp && DH_size(c->dh_tmp)*8 <= kl)); |
d02b48c6 RE |
1995 | #else |
1996 | dh_tmp=dh_tmp_export=0; | |
1997 | #endif | |
1998 | ||
ea262260 BM |
1999 | #ifndef OPENSSL_NO_ECDH |
2000 | have_ecdh_tmp=(c->ecdh_tmp != NULL || c->ecdh_tmp_cb != NULL); | |
2001 | #endif | |
d02b48c6 | 2002 | cpk= &(c->pkeys[SSL_PKEY_RSA_ENC]); |
60e31c3a BL |
2003 | rsa_enc= (cpk->x509 != NULL && cpk->privatekey != NULL); |
2004 | rsa_enc_export=(rsa_enc && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
d02b48c6 | 2005 | cpk= &(c->pkeys[SSL_PKEY_RSA_SIGN]); |
60e31c3a | 2006 | rsa_sign=(cpk->x509 != NULL && cpk->privatekey != NULL); |
d02b48c6 | 2007 | cpk= &(c->pkeys[SSL_PKEY_DSA_SIGN]); |
60e31c3a | 2008 | dsa_sign=(cpk->x509 != NULL && cpk->privatekey != NULL); |
d02b48c6 | 2009 | cpk= &(c->pkeys[SSL_PKEY_DH_RSA]); |
60e31c3a BL |
2010 | dh_rsa= (cpk->x509 != NULL && cpk->privatekey != NULL); |
2011 | dh_rsa_export=(dh_rsa && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
d02b48c6 RE |
2012 | cpk= &(c->pkeys[SSL_PKEY_DH_DSA]); |
2013 | /* FIX THIS EAY EAY EAY */ | |
60e31c3a BL |
2014 | dh_dsa= (cpk->x509 != NULL && cpk->privatekey != NULL); |
2015 | dh_dsa_export=(dh_dsa && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
ea262260 BM |
2016 | cpk= &(c->pkeys[SSL_PKEY_ECC]); |
2017 | have_ecc_cert= (cpk->x509 != NULL && cpk->privatekey != NULL); | |
52b8dad8 BM |
2018 | mask_k=0; |
2019 | mask_a=0; | |
2020 | emask_k=0; | |
2021 | emask_a=0; | |
d02b48c6 | 2022 | |
0e1dba93 DSH |
2023 | |
2024 | ||
d02b48c6 | 2025 | #ifdef CIPHER_DEBUG |
076944d9 | 2026 | printf("rt=%d rte=%d dht=%d ecdht=%d re=%d ree=%d rs=%d ds=%d dhr=%d dhd=%d\n", |
2afe3167 | 2027 | rsa_tmp,rsa_tmp_export,dh_tmp,have_ecdh_tmp, |
f415fa32 | 2028 | rsa_enc,rsa_enc_export,rsa_sign,dsa_sign,dh_rsa,dh_dsa); |
d02b48c6 | 2029 | #endif |
0e1dba93 DSH |
2030 | |
2031 | cpk = &(c->pkeys[SSL_PKEY_GOST01]); | |
2032 | if (cpk->x509 != NULL && cpk->privatekey !=NULL) { | |
2033 | mask_k |= SSL_kGOST; | |
2034 | mask_a |= SSL_aGOST01; | |
2035 | } | |
2036 | cpk = &(c->pkeys[SSL_PKEY_GOST94]); | |
2037 | if (cpk->x509 != NULL && cpk->privatekey !=NULL) { | |
2038 | mask_k |= SSL_kGOST; | |
2039 | mask_a |= SSL_aGOST94; | |
2040 | } | |
d02b48c6 RE |
2041 | |
2042 | if (rsa_enc || (rsa_tmp && rsa_sign)) | |
52b8dad8 | 2043 | mask_k|=SSL_kRSA; |
f415fa32 | 2044 | if (rsa_enc_export || (rsa_tmp_export && (rsa_sign || rsa_enc))) |
52b8dad8 | 2045 | emask_k|=SSL_kRSA; |
d02b48c6 RE |
2046 | |
2047 | #if 0 | |
2048 | /* The match needs to be both kEDH and aRSA or aDSA, so don't worry */ | |
52b8dad8 | 2049 | if ( (dh_tmp || dh_rsa || dh_dsa) && |
d02b48c6 | 2050 | (rsa_enc || rsa_sign || dsa_sign)) |
52b8dad8 | 2051 | mask_k|=SSL_kEDH; |
d02b48c6 RE |
2052 | if ((dh_tmp_export || dh_rsa_export || dh_dsa_export) && |
2053 | (rsa_enc || rsa_sign || dsa_sign)) | |
52b8dad8 | 2054 | emask_k|=SSL_kEDH; |
d02b48c6 RE |
2055 | #endif |
2056 | ||
52b8dad8 BM |
2057 | if (dh_tmp_export) |
2058 | emask_k|=SSL_kEDH; | |
d02b48c6 RE |
2059 | |
2060 | if (dh_tmp) | |
52b8dad8 | 2061 | mask_k|=SSL_kEDH; |
d02b48c6 | 2062 | |
52b8dad8 BM |
2063 | if (dh_rsa) mask_k|=SSL_kDHr; |
2064 | if (dh_rsa_export) emask_k|=SSL_kDHr; | |
d02b48c6 | 2065 | |
52b8dad8 BM |
2066 | if (dh_dsa) mask_k|=SSL_kDHd; |
2067 | if (dh_dsa_export) emask_k|=SSL_kDHd; | |
d02b48c6 RE |
2068 | |
2069 | if (rsa_enc || rsa_sign) | |
2070 | { | |
52b8dad8 BM |
2071 | mask_a|=SSL_aRSA; |
2072 | emask_a|=SSL_aRSA; | |
d02b48c6 RE |
2073 | } |
2074 | ||
2075 | if (dsa_sign) | |
2076 | { | |
52b8dad8 BM |
2077 | mask_a|=SSL_aDSS; |
2078 | emask_a|=SSL_aDSS; | |
d02b48c6 RE |
2079 | } |
2080 | ||
52b8dad8 BM |
2081 | mask_a|=SSL_aNULL; |
2082 | emask_a|=SSL_aNULL; | |
d02b48c6 | 2083 | |
bc36ee62 | 2084 | #ifndef OPENSSL_NO_KRB5 |
52b8dad8 BM |
2085 | mask_k|=SSL_kKRB5; |
2086 | mask_a|=SSL_aKRB5; | |
2087 | emask_k|=SSL_kKRB5; | |
2088 | emask_a|=SSL_aKRB5; | |
f9b3bff6 RL |
2089 | #endif |
2090 | ||
ea262260 BM |
2091 | /* An ECC certificate may be usable for ECDH and/or |
2092 | * ECDSA cipher suites depending on the key usage extension. | |
2093 | */ | |
2094 | if (have_ecc_cert) | |
2095 | { | |
52b8dad8 | 2096 | /* This call populates extension flags (ex_flags) */ |
ea262260 BM |
2097 | x = (c->pkeys[SSL_PKEY_ECC]).x509; |
2098 | X509_check_purpose(x, -1, 0); | |
2099 | ecdh_ok = (x->ex_flags & EXFLAG_KUSAGE) ? | |
2100 | (x->ex_kusage & X509v3_KU_KEY_AGREEMENT) : 1; | |
2101 | ecdsa_ok = (x->ex_flags & EXFLAG_KUSAGE) ? | |
2102 | (x->ex_kusage & X509v3_KU_DIGITAL_SIGNATURE) : 1; | |
2103 | ecc_pkey = X509_get_pubkey(x); | |
52b8dad8 | 2104 | ecc_pkey_size = (ecc_pkey != NULL) ? |
ea262260 BM |
2105 | EVP_PKEY_bits(ecc_pkey) : 0; |
2106 | EVP_PKEY_free(ecc_pkey); | |
2107 | if ((x->sig_alg) && (x->sig_alg->algorithm)) | |
2108 | signature_nid = OBJ_obj2nid(x->sig_alg->algorithm); | |
2109 | #ifndef OPENSSL_NO_ECDH | |
2110 | if (ecdh_ok) | |
2111 | { | |
076944d9 BM |
2112 | const char *sig = OBJ_nid2ln(signature_nid); |
2113 | if (sig == NULL) | |
2114 | { | |
2115 | ERR_clear_error(); | |
2116 | sig = "unknown"; | |
2117 | } | |
2118 | ||
2119 | if (strstr(sig, "WithRSA")) | |
ea262260 | 2120 | { |
52b8dad8 BM |
2121 | mask_k|=SSL_kECDHr; |
2122 | mask_a|=SSL_aECDH; | |
ea262260 | 2123 | if (ecc_pkey_size <= 163) |
52b8dad8 BM |
2124 | { |
2125 | emask_k|=SSL_kECDHr; | |
2126 | emask_a|=SSL_aECDH; | |
2127 | } | |
ea262260 | 2128 | } |
076944d9 | 2129 | |
ea262260 BM |
2130 | if (signature_nid == NID_ecdsa_with_SHA1) |
2131 | { | |
52b8dad8 BM |
2132 | mask_k|=SSL_kECDHe; |
2133 | mask_a|=SSL_aECDH; | |
ea262260 | 2134 | if (ecc_pkey_size <= 163) |
52b8dad8 BM |
2135 | { |
2136 | emask_k|=SSL_kECDHe; | |
2137 | emask_a|=SSL_aECDH; | |
2138 | } | |
ea262260 BM |
2139 | } |
2140 | } | |
2141 | #endif | |
2142 | #ifndef OPENSSL_NO_ECDSA | |
2143 | if (ecdsa_ok) | |
2144 | { | |
52b8dad8 BM |
2145 | mask_a|=SSL_aECDSA; |
2146 | emask_a|=SSL_aECDSA; | |
ea262260 BM |
2147 | } |
2148 | #endif | |
2149 | } | |
2150 | ||
2151 | #ifndef OPENSSL_NO_ECDH | |
2152 | if (have_ecdh_tmp) | |
2153 | { | |
52b8dad8 BM |
2154 | mask_k|=SSL_kEECDH; |
2155 | emask_k|=SSL_kEECDH; | |
ea262260 BM |
2156 | } |
2157 | #endif | |
ddac1974 NL |
2158 | |
2159 | #ifndef OPENSSL_NO_PSK | |
52b8dad8 BM |
2160 | mask_k |= SSL_kPSK; |
2161 | mask_a |= SSL_aPSK; | |
2162 | emask_k |= SSL_kPSK; | |
2163 | emask_a |= SSL_aPSK; | |
ddac1974 NL |
2164 | #endif |
2165 | ||
52b8dad8 BM |
2166 | c->mask_k=mask_k; |
2167 | c->mask_a=mask_a; | |
2168 | c->export_mask_k=emask_k; | |
2169 | c->export_mask_a=emask_a; | |
d02b48c6 RE |
2170 | c->valid=1; |
2171 | } | |
2172 | ||
ea262260 BM |
2173 | /* This handy macro borrowed from crypto/x509v3/v3_purp.c */ |
2174 | #define ku_reject(x, usage) \ | |
2175 | (((x)->ex_flags & EXFLAG_KUSAGE) && !((x)->ex_kusage & (usage))) | |
2176 | ||
ef236ec3 DSH |
2177 | #ifndef OPENSSL_NO_EC |
2178 | ||
babb3798 | 2179 | int ssl_check_srvr_ecc_cert_and_alg(X509 *x, const SSL_CIPHER *cs) |
ea262260 | 2180 | { |
52b8dad8 | 2181 | unsigned long alg_k, alg_a; |
ea262260 BM |
2182 | EVP_PKEY *pkey = NULL; |
2183 | int keysize = 0; | |
2184 | int signature_nid = 0; | |
2185 | ||
52b8dad8 BM |
2186 | alg_k = cs->algorithm_mkey; |
2187 | alg_a = cs->algorithm_auth; | |
2188 | ||
ea262260 BM |
2189 | if (SSL_C_IS_EXPORT(cs)) |
2190 | { | |
2191 | /* ECDH key length in export ciphers must be <= 163 bits */ | |
2192 | pkey = X509_get_pubkey(x); | |
2193 | if (pkey == NULL) return 0; | |
2194 | keysize = EVP_PKEY_bits(pkey); | |
2195 | EVP_PKEY_free(pkey); | |
2196 | if (keysize > 163) return 0; | |
2197 | } | |
2198 | ||
2199 | /* This call populates the ex_flags field correctly */ | |
2200 | X509_check_purpose(x, -1, 0); | |
2201 | if ((x->sig_alg) && (x->sig_alg->algorithm)) | |
2202 | signature_nid = OBJ_obj2nid(x->sig_alg->algorithm); | |
52b8dad8 | 2203 | if (alg_k & SSL_kECDHe || alg_k & SSL_kECDHr) |
ea262260 BM |
2204 | { |
2205 | /* key usage, if present, must allow key agreement */ | |
2206 | if (ku_reject(x, X509v3_KU_KEY_AGREEMENT)) | |
2207 | { | |
ed3ecd80 | 2208 | SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_NOT_FOR_KEY_AGREEMENT); |
ea262260 BM |
2209 | return 0; |
2210 | } | |
52b8dad8 | 2211 | if (alg_k & SSL_kECDHe) |
ea262260 BM |
2212 | { |
2213 | /* signature alg must be ECDSA */ | |
2214 | if (signature_nid != NID_ecdsa_with_SHA1) | |
2215 | { | |
ed3ecd80 | 2216 | SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_SHOULD_HAVE_SHA1_SIGNATURE); |
ea262260 BM |
2217 | return 0; |
2218 | } | |
2219 | } | |
52b8dad8 | 2220 | if (alg_k & SSL_kECDHr) |
ea262260 BM |
2221 | { |
2222 | /* signature alg must be RSA */ | |
076944d9 BM |
2223 | |
2224 | const char *sig = OBJ_nid2ln(signature_nid); | |
2225 | if (sig == NULL) | |
ea262260 | 2226 | { |
076944d9 BM |
2227 | ERR_clear_error(); |
2228 | sig = "unknown"; | |
ea262260 | 2229 | } |
076944d9 | 2230 | if (strstr(sig, "WithRSA") == NULL) |
ed3ecd80 BM |
2231 | { |
2232 | SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_SHOULD_HAVE_RSA_SIGNATURE); | |
076944d9 | 2233 | return 0; |
ed3ecd80 | 2234 | } |
ea262260 | 2235 | } |
52b8dad8 BM |
2236 | } |
2237 | if (alg_a & SSL_aECDSA) | |
ea262260 BM |
2238 | { |
2239 | /* key usage, if present, must allow signing */ | |
2240 | if (ku_reject(x, X509v3_KU_DIGITAL_SIGNATURE)) | |
2241 | { | |
ed3ecd80 | 2242 | SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_NOT_FOR_SIGNING); |
ea262260 BM |
2243 | return 0; |
2244 | } | |
2245 | } | |
2246 | ||
2247 | return 1; /* all checks are ok */ | |
2248 | } | |
2249 | ||
ef236ec3 DSH |
2250 | #endif |
2251 | ||
d02b48c6 | 2252 | /* THIS NEEDS CLEANING UP */ |
4f43d0e7 | 2253 | X509 *ssl_get_server_send_cert(SSL *s) |
d02b48c6 | 2254 | { |
c8bbd98a | 2255 | unsigned long alg_k,alg_a; |
d02b48c6 | 2256 | CERT *c; |
c8bbd98a | 2257 | int i; |
d02b48c6 RE |
2258 | |
2259 | c=s->cert; | |
ca8e5b9b | 2260 | ssl_set_cert_masks(c, s->s3->tmp.new_cipher); |
52b8dad8 BM |
2261 | |
2262 | alg_k = s->s3->tmp.new_cipher->algorithm_mkey; | |
2263 | alg_a = s->s3->tmp.new_cipher->algorithm_auth; | |
d02b48c6 | 2264 | |
882d29dd | 2265 | if (alg_k & (SSL_kECDHr|SSL_kECDHe)) |
ea262260 | 2266 | { |
89bbe14c | 2267 | /* we don't need to look at SSL_kEECDH |
ea262260 BM |
2268 | * since no certificate is needed for |
2269 | * anon ECDH and for authenticated | |
89bbe14c | 2270 | * EECDH, the check for the auth |
ea262260 BM |
2271 | * algorithm will set i correctly |
2272 | * NOTE: For ECDH-RSA, we need an ECC | |
89bbe14c | 2273 | * not an RSA cert but for EECDH-RSA |
ea262260 BM |
2274 | * we need an RSA cert. Placing the |
2275 | * checks for SSL_kECDH before RSA | |
2276 | * checks ensures the correct cert is chosen. | |
2277 | */ | |
2278 | i=SSL_PKEY_ECC; | |
2279 | } | |
52b8dad8 | 2280 | else if (alg_a & SSL_aECDSA) |
ea262260 BM |
2281 | { |
2282 | i=SSL_PKEY_ECC; | |
2283 | } | |
52b8dad8 | 2284 | else if (alg_k & SSL_kDHr) |
d02b48c6 | 2285 | i=SSL_PKEY_DH_RSA; |
52b8dad8 | 2286 | else if (alg_k & SSL_kDHd) |
d02b48c6 | 2287 | i=SSL_PKEY_DH_DSA; |
52b8dad8 | 2288 | else if (alg_a & SSL_aDSS) |
d02b48c6 | 2289 | i=SSL_PKEY_DSA_SIGN; |
52b8dad8 | 2290 | else if (alg_a & SSL_aRSA) |
d02b48c6 RE |
2291 | { |
2292 | if (c->pkeys[SSL_PKEY_RSA_ENC].x509 == NULL) | |
2293 | i=SSL_PKEY_RSA_SIGN; | |
2294 | else | |
2295 | i=SSL_PKEY_RSA_ENC; | |
2296 | } | |
52b8dad8 | 2297 | else if (alg_a & SSL_aKRB5) |
f9b3bff6 RL |
2298 | { |
2299 | /* VRS something else here? */ | |
2300 | return(NULL); | |
2301 | } | |
0e1dba93 DSH |
2302 | else if (alg_a & SSL_aGOST94) |
2303 | i=SSL_PKEY_GOST94; | |
2304 | else if (alg_a & SSL_aGOST01) | |
2305 | i=SSL_PKEY_GOST01; | |
52b8dad8 | 2306 | else /* if (alg_a & SSL_aNULL) */ |
d02b48c6 | 2307 | { |
5277d7cb | 2308 | SSLerr(SSL_F_SSL_GET_SERVER_SEND_CERT,ERR_R_INTERNAL_ERROR); |
d02b48c6 RE |
2309 | return(NULL); |
2310 | } | |
2311 | if (c->pkeys[i].x509 == NULL) return(NULL); | |
ea262260 | 2312 | |
d02b48c6 RE |
2313 | return(c->pkeys[i].x509); |
2314 | } | |
2315 | ||
babb3798 | 2316 | EVP_PKEY *ssl_get_sign_pkey(SSL *s,const SSL_CIPHER *cipher) |
d02b48c6 | 2317 | { |
52b8dad8 | 2318 | unsigned long alg_a; |
d02b48c6 RE |
2319 | CERT *c; |
2320 | ||
52b8dad8 | 2321 | alg_a = cipher->algorithm_auth; |
d02b48c6 RE |
2322 | c=s->cert; |
2323 | ||
52b8dad8 | 2324 | if ((alg_a & SSL_aDSS) && |
d02b48c6 RE |
2325 | (c->pkeys[SSL_PKEY_DSA_SIGN].privatekey != NULL)) |
2326 | return(c->pkeys[SSL_PKEY_DSA_SIGN].privatekey); | |
52b8dad8 | 2327 | else if (alg_a & SSL_aRSA) |
d02b48c6 RE |
2328 | { |
2329 | if (c->pkeys[SSL_PKEY_RSA_SIGN].privatekey != NULL) | |
2330 | return(c->pkeys[SSL_PKEY_RSA_SIGN].privatekey); | |
2331 | else if (c->pkeys[SSL_PKEY_RSA_ENC].privatekey != NULL) | |
2332 | return(c->pkeys[SSL_PKEY_RSA_ENC].privatekey); | |
2333 | else | |
2334 | return(NULL); | |
2335 | } | |
52b8dad8 | 2336 | else if ((alg_a & SSL_aECDSA) && |
ea262260 BM |
2337 | (c->pkeys[SSL_PKEY_ECC].privatekey != NULL)) |
2338 | return(c->pkeys[SSL_PKEY_ECC].privatekey); | |
52b8dad8 | 2339 | else /* if (alg_a & SSL_aNULL) */ |
d02b48c6 | 2340 | { |
5277d7cb | 2341 | SSLerr(SSL_F_SSL_GET_SIGN_PKEY,ERR_R_INTERNAL_ERROR); |
d02b48c6 RE |
2342 | return(NULL); |
2343 | } | |
2344 | } | |
2345 | ||
4f43d0e7 | 2346 | void ssl_update_cache(SSL *s,int mode) |
d02b48c6 | 2347 | { |
58964a49 RE |
2348 | int i; |
2349 | ||
2350 | /* If the session_id_length is 0, we are not supposed to cache it, | |
2351 | * and it would be rather hard to do anyway :-) */ | |
2352 | if (s->session->session_id_length == 0) return; | |
2353 | ||
a13c20f6 | 2354 | i=s->session_ctx->session_cache_mode; |
4de920c9 | 2355 | if ((i & mode) && (!s->hit) |
e0db2eed | 2356 | && ((i & SSL_SESS_CACHE_NO_INTERNAL_STORE) |
a13c20f6 BM |
2357 | || SSL_CTX_add_session(s->session_ctx,s->session)) |
2358 | && (s->session_ctx->new_session_cb != NULL)) | |
d02b48c6 | 2359 | { |
58964a49 | 2360 | CRYPTO_add(&s->session->references,1,CRYPTO_LOCK_SSL_SESSION); |
a13c20f6 | 2361 | if (!s->session_ctx->new_session_cb(s,s->session)) |
d02b48c6 RE |
2362 | SSL_SESSION_free(s->session); |
2363 | } | |
2364 | ||
2365 | /* auto flush every 255 connections */ | |
58964a49 RE |
2366 | if ((!(i & SSL_SESS_CACHE_NO_AUTO_CLEAR)) && |
2367 | ((i & mode) == mode)) | |
2368 | { | |
2369 | if ( (((mode & SSL_SESS_CACHE_CLIENT) | |
a13c20f6 BM |
2370 | ?s->session_ctx->stats.sess_connect_good |
2371 | :s->session_ctx->stats.sess_accept_good) & 0xff) == 0xff) | |
58964a49 | 2372 | { |
a13c20f6 | 2373 | SSL_CTX_flush_sessions(s->session_ctx,(unsigned long)time(NULL)); |
58964a49 RE |
2374 | } |
2375 | } | |
d02b48c6 RE |
2376 | } |
2377 | ||
4ebb342f | 2378 | const SSL_METHOD *SSL_get_ssl_method(SSL *s) |
d02b48c6 RE |
2379 | { |
2380 | return(s->method); | |
2381 | } | |
2382 | ||
4ebb342f | 2383 | int SSL_set_ssl_method(SSL *s, const SSL_METHOD *meth) |
d02b48c6 RE |
2384 | { |
2385 | int conn= -1; | |
2386 | int ret=1; | |
2387 | ||
2388 | if (s->method != meth) | |
2389 | { | |
2390 | if (s->handshake_func != NULL) | |
2391 | conn=(s->handshake_func == s->method->ssl_connect); | |
2392 | ||
2393 | if (s->method->version == meth->version) | |
2394 | s->method=meth; | |
2395 | else | |
2396 | { | |
2397 | s->method->ssl_free(s); | |
2398 | s->method=meth; | |
2399 | ret=s->method->ssl_new(s); | |
2400 | } | |
2401 | ||
2402 | if (conn == 1) | |
2403 | s->handshake_func=meth->ssl_connect; | |
2404 | else if (conn == 0) | |
2405 | s->handshake_func=meth->ssl_accept; | |
2406 | } | |
2407 | return(ret); | |
2408 | } | |
2409 | ||
0821bcd4 | 2410 | int SSL_get_error(const SSL *s,int i) |
d02b48c6 RE |
2411 | { |
2412 | int reason; | |
413c4f45 | 2413 | unsigned long l; |
d02b48c6 RE |
2414 | BIO *bio; |
2415 | ||
2416 | if (i > 0) return(SSL_ERROR_NONE); | |
2417 | ||
413c4f45 MC |
2418 | /* Make things return SSL_ERROR_SYSCALL when doing SSL_do_handshake |
2419 | * etc, where we do encode the error */ | |
2420 | if ((l=ERR_peek_error()) != 0) | |
2421 | { | |
2422 | if (ERR_GET_LIB(l) == ERR_LIB_SYS) | |
2423 | return(SSL_ERROR_SYSCALL); | |
2424 | else | |
2425 | return(SSL_ERROR_SSL); | |
2426 | } | |
d02b48c6 RE |
2427 | |
2428 | if ((i < 0) && SSL_want_read(s)) | |
2429 | { | |
2430 | bio=SSL_get_rbio(s); | |
2431 | if (BIO_should_read(bio)) | |
2432 | return(SSL_ERROR_WANT_READ); | |
2433 | else if (BIO_should_write(bio)) | |
3a66e306 BM |
2434 | /* This one doesn't make too much sense ... We never try |
2435 | * to write to the rbio, and an application program where | |
2436 | * rbio and wbio are separate couldn't even know what it | |
2437 | * should wait for. | |
2438 | * However if we ever set s->rwstate incorrectly | |
2439 | * (so that we have SSL_want_read(s) instead of | |
2440 | * SSL_want_write(s)) and rbio and wbio *are* the same, | |
2441 | * this test works around that bug; so it might be safer | |
2442 | * to keep it. */ | |
d02b48c6 RE |
2443 | return(SSL_ERROR_WANT_WRITE); |
2444 | else if (BIO_should_io_special(bio)) | |
2445 | { | |
2446 | reason=BIO_get_retry_reason(bio); | |
2447 | if (reason == BIO_RR_CONNECT) | |
2448 | return(SSL_ERROR_WANT_CONNECT); | |
924046ce DSH |
2449 | else if (reason == BIO_RR_ACCEPT) |
2450 | return(SSL_ERROR_WANT_ACCEPT); | |
d02b48c6 RE |
2451 | else |
2452 | return(SSL_ERROR_SYSCALL); /* unknown */ | |
2453 | } | |
2454 | } | |
2455 | ||
2456 | if ((i < 0) && SSL_want_write(s)) | |
2457 | { | |
2458 | bio=SSL_get_wbio(s); | |
2459 | if (BIO_should_write(bio)) | |
2460 | return(SSL_ERROR_WANT_WRITE); | |
2461 | else if (BIO_should_read(bio)) | |
3a66e306 | 2462 | /* See above (SSL_want_read(s) with BIO_should_write(bio)) */ |
d02b48c6 RE |
2463 | return(SSL_ERROR_WANT_READ); |
2464 | else if (BIO_should_io_special(bio)) | |
2465 | { | |
2466 | reason=BIO_get_retry_reason(bio); | |
2467 | if (reason == BIO_RR_CONNECT) | |
2468 | return(SSL_ERROR_WANT_CONNECT); | |
924046ce DSH |
2469 | else if (reason == BIO_RR_ACCEPT) |
2470 | return(SSL_ERROR_WANT_ACCEPT); | |
d02b48c6 RE |
2471 | else |
2472 | return(SSL_ERROR_SYSCALL); | |
2473 | } | |
2474 | } | |
2475 | if ((i < 0) && SSL_want_x509_lookup(s)) | |
2476 | { | |
2477 | return(SSL_ERROR_WANT_X509_LOOKUP); | |
2478 | } | |
2479 | ||
2480 | if (i == 0) | |
2481 | { | |
58964a49 | 2482 | if (s->version == SSL2_VERSION) |
d02b48c6 RE |
2483 | { |
2484 | /* assume it is the socket being closed */ | |
2485 | return(SSL_ERROR_ZERO_RETURN); | |
2486 | } | |
2487 | else | |
2488 | { | |
2489 | if ((s->shutdown & SSL_RECEIVED_SHUTDOWN) && | |
58964a49 | 2490 | (s->s3->warn_alert == SSL_AD_CLOSE_NOTIFY)) |
d02b48c6 RE |
2491 | return(SSL_ERROR_ZERO_RETURN); |
2492 | } | |
2493 | } | |
2494 | return(SSL_ERROR_SYSCALL); | |
2495 | } | |
2496 | ||
4f43d0e7 | 2497 | int SSL_do_handshake(SSL *s) |
d02b48c6 | 2498 | { |
58964a49 RE |
2499 | int ret=1; |
2500 | ||
d02b48c6 RE |
2501 | if (s->handshake_func == NULL) |
2502 | { | |
58964a49 | 2503 | SSLerr(SSL_F_SSL_DO_HANDSHAKE,SSL_R_CONNECTION_TYPE_NOT_SET); |
d02b48c6 RE |
2504 | return(-1); |
2505 | } | |
dfeab068 RE |
2506 | |
2507 | s->method->ssl_renegotiate_check(s); | |
2508 | ||
d02b48c6 | 2509 | if (SSL_in_init(s) || SSL_in_before(s)) |
58964a49 RE |
2510 | { |
2511 | ret=s->handshake_func(s); | |
2512 | } | |
2513 | return(ret); | |
d02b48c6 RE |
2514 | } |
2515 | ||
2516 | /* For the next 2 functions, SSL_clear() sets shutdown and so | |
2517 | * one of these calls will reset it */ | |
4f43d0e7 | 2518 | void SSL_set_accept_state(SSL *s) |
d02b48c6 | 2519 | { |
413c4f45 | 2520 | s->server=1; |
d02b48c6 RE |
2521 | s->shutdown=0; |
2522 | s->state=SSL_ST_ACCEPT|SSL_ST_BEFORE; | |
2523 | s->handshake_func=s->method->ssl_accept; | |
2524 | /* clear the current cipher */ | |
2525 | ssl_clear_cipher_ctx(s); | |
b948e2c5 DSH |
2526 | ssl_clear_hash_ctx(&s->read_hash); |
2527 | ssl_clear_hash_ctx(&s->write_hash); | |
d02b48c6 RE |
2528 | } |
2529 | ||
4f43d0e7 | 2530 | void SSL_set_connect_state(SSL *s) |
d02b48c6 | 2531 | { |
413c4f45 | 2532 | s->server=0; |
d02b48c6 RE |
2533 | s->shutdown=0; |
2534 | s->state=SSL_ST_CONNECT|SSL_ST_BEFORE; | |
2535 | s->handshake_func=s->method->ssl_connect; | |
2536 | /* clear the current cipher */ | |
2537 | ssl_clear_cipher_ctx(s); | |
b948e2c5 DSH |
2538 | ssl_clear_hash_ctx(&s->read_hash); |
2539 | ssl_clear_hash_ctx(&s->write_hash); | |
d02b48c6 RE |
2540 | } |
2541 | ||
4f43d0e7 | 2542 | int ssl_undefined_function(SSL *s) |
d02b48c6 RE |
2543 | { |
2544 | SSLerr(SSL_F_SSL_UNDEFINED_FUNCTION,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
2545 | return(0); | |
2546 | } | |
2547 | ||
41a15c4f BL |
2548 | int ssl_undefined_void_function(void) |
2549 | { | |
2550 | SSLerr(SSL_F_SSL_UNDEFINED_VOID_FUNCTION,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
2551 | return(0); | |
2552 | } | |
2553 | ||
0821bcd4 BL |
2554 | int ssl_undefined_const_function(const SSL *s) |
2555 | { | |
2556 | SSLerr(SSL_F_SSL_UNDEFINED_CONST_FUNCTION,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
2557 | return(0); | |
2558 | } | |
2559 | ||
4f43d0e7 | 2560 | SSL_METHOD *ssl_bad_method(int ver) |
d02b48c6 RE |
2561 | { |
2562 | SSLerr(SSL_F_SSL_BAD_METHOD,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
2563 | return(NULL); | |
2564 | } | |
2565 | ||
0821bcd4 | 2566 | const char *SSL_get_version(const SSL *s) |
d02b48c6 | 2567 | { |
637f374a DSH |
2568 | if (s->version == TLS1_1_VERSION) |
2569 | return("TLSv1.1"); | |
2570 | else if (s->version == SSL3_VERSION) | |
2571 | return("SSLv3"); | |
58964a49 | 2572 | else if (s->version == SSL3_VERSION) |
d02b48c6 | 2573 | return("SSLv3"); |
58964a49 | 2574 | else if (s->version == SSL2_VERSION) |
d02b48c6 RE |
2575 | return("SSLv2"); |
2576 | else | |
2577 | return("unknown"); | |
2578 | } | |
2579 | ||
4f43d0e7 | 2580 | SSL *SSL_dup(SSL *s) |
8a41eb70 | 2581 | { |
f73e07cf | 2582 | STACK_OF(X509_NAME) *sk; |
d02b48c6 | 2583 | X509_NAME *xn; |
b1c4fe36 | 2584 | SSL *ret; |
d02b48c6 | 2585 | int i; |
52b8dad8 | 2586 | |
b4cadc6e BL |
2587 | if ((ret=SSL_new(SSL_get_SSL_CTX(s))) == NULL) |
2588 | return(NULL); | |
bf21446a BM |
2589 | |
2590 | ret->version = s->version; | |
2591 | ret->type = s->type; | |
2592 | ret->method = s->method; | |
2593 | ||
8a41eb70 BM |
2594 | if (s->session != NULL) |
2595 | { | |
2596 | /* This copies session-id, SSL_METHOD, sid_ctx, and 'cert' */ | |
2597 | SSL_copy_session_id(ret,s); | |
2598 | } | |
2599 | else | |
2600 | { | |
2601 | /* No session has been established yet, so we have to expect | |
2602 | * that s->cert or ret->cert will be changed later -- | |
2603 | * they should not both point to the same object, | |
2604 | * and thus we can't use SSL_copy_session_id. */ | |
2605 | ||
2e60ea76 | 2606 | ret->method->ssl_free(ret); |
8a41eb70 BM |
2607 | ret->method = s->method; |
2608 | ret->method->ssl_new(ret); | |
2609 | ||
2610 | if (s->cert != NULL) | |
2611 | { | |
34d69d3b RL |
2612 | if (ret->cert != NULL) |
2613 | { | |
2614 | ssl_cert_free(ret->cert); | |
2615 | } | |
8a41eb70 BM |
2616 | ret->cert = ssl_cert_dup(s->cert); |
2617 | if (ret->cert == NULL) | |
2618 | goto err; | |
2619 | } | |
2620 | ||
2621 | SSL_set_session_id_context(ret, | |
2622 | s->sid_ctx, s->sid_ctx_length); | |
2623 | } | |
d02b48c6 | 2624 | |
bf21446a BM |
2625 | ret->options=s->options; |
2626 | ret->mode=s->mode; | |
c0f5dd07 | 2627 | SSL_set_max_cert_list(ret,SSL_get_max_cert_list(s)); |
d02b48c6 | 2628 | SSL_set_read_ahead(ret,SSL_get_read_ahead(s)); |
bf21446a BM |
2629 | ret->msg_callback = s->msg_callback; |
2630 | ret->msg_callback_arg = s->msg_callback_arg; | |
d02b48c6 RE |
2631 | SSL_set_verify(ret,SSL_get_verify_mode(s), |
2632 | SSL_get_verify_callback(s)); | |
7f89714e | 2633 | SSL_set_verify_depth(ret,SSL_get_verify_depth(s)); |
bf21446a | 2634 | ret->generate_session_id = s->generate_session_id; |
d02b48c6 RE |
2635 | |
2636 | SSL_set_info_callback(ret,SSL_get_info_callback(s)); | |
2637 | ||
2638 | ret->debug=s->debug; | |
2639 | ||
2640 | /* copy app data, a little dangerous perhaps */ | |
79aa04ef | 2641 | if (!CRYPTO_dup_ex_data(CRYPTO_EX_INDEX_SSL, &ret->ex_data, &s->ex_data)) |
58964a49 | 2642 | goto err; |
d02b48c6 RE |
2643 | |
2644 | /* setup rbio, and wbio */ | |
2645 | if (s->rbio != NULL) | |
2646 | { | |
2647 | if (!BIO_dup_state(s->rbio,(char *)&ret->rbio)) | |
2648 | goto err; | |
2649 | } | |
2650 | if (s->wbio != NULL) | |
2651 | { | |
2652 | if (s->wbio != s->rbio) | |
2653 | { | |
58964a49 | 2654 | if (!BIO_dup_state(s->wbio,(char *)&ret->wbio)) |
d02b48c6 RE |
2655 | goto err; |
2656 | } | |
2657 | else | |
2658 | ret->wbio=ret->rbio; | |
2659 | } | |
bf21446a BM |
2660 | ret->rwstate = s->rwstate; |
2661 | ret->in_handshake = s->in_handshake; | |
2662 | ret->handshake_func = s->handshake_func; | |
2663 | ret->server = s->server; | |
44959ee4 | 2664 | ret->renegotiate = s->renegotiate; |
bf21446a BM |
2665 | ret->new_session = s->new_session; |
2666 | ret->quiet_shutdown = s->quiet_shutdown; | |
2667 | ret->shutdown=s->shutdown; | |
2668 | ret->state=s->state; /* SSL_dup does not really work at any state, though */ | |
2669 | ret->rstate=s->rstate; | |
2670 | ret->init_num = 0; /* would have to copy ret->init_buf, ret->init_msg, ret->init_num, ret->init_off */ | |
2671 | ret->hit=s->hit; | |
5d7c222d DSH |
2672 | |
2673 | X509_VERIFY_PARAM_inherit(ret->param, s->param); | |
d02b48c6 RE |
2674 | |
2675 | /* dup the cipher_list and cipher_list_by_id stacks */ | |
2676 | if (s->cipher_list != NULL) | |
2677 | { | |
f73e07cf | 2678 | if ((ret->cipher_list=sk_SSL_CIPHER_dup(s->cipher_list)) == NULL) |
d02b48c6 RE |
2679 | goto err; |
2680 | } | |
2681 | if (s->cipher_list_by_id != NULL) | |
f73e07cf | 2682 | if ((ret->cipher_list_by_id=sk_SSL_CIPHER_dup(s->cipher_list_by_id)) |
d02b48c6 RE |
2683 | == NULL) |
2684 | goto err; | |
2685 | ||
2686 | /* Dup the client_CA list */ | |
2687 | if (s->client_CA != NULL) | |
2688 | { | |
f73e07cf | 2689 | if ((sk=sk_X509_NAME_dup(s->client_CA)) == NULL) goto err; |
d02b48c6 | 2690 | ret->client_CA=sk; |
f73e07cf | 2691 | for (i=0; i<sk_X509_NAME_num(sk); i++) |
d02b48c6 | 2692 | { |
f73e07cf BL |
2693 | xn=sk_X509_NAME_value(sk,i); |
2694 | if (sk_X509_NAME_set(sk,i,X509_NAME_dup(xn)) == NULL) | |
d02b48c6 RE |
2695 | { |
2696 | X509_NAME_free(xn); | |
2697 | goto err; | |
2698 | } | |
2699 | } | |
2700 | } | |
2701 | ||
d02b48c6 RE |
2702 | if (0) |
2703 | { | |
2704 | err: | |
2705 | if (ret != NULL) SSL_free(ret); | |
2706 | ret=NULL; | |
2707 | } | |
2708 | return(ret); | |
2709 | } | |
2710 | ||
4f43d0e7 | 2711 | void ssl_clear_cipher_ctx(SSL *s) |
d02b48c6 | 2712 | { |
8a41eb70 BM |
2713 | if (s->enc_read_ctx != NULL) |
2714 | { | |
2715 | EVP_CIPHER_CTX_cleanup(s->enc_read_ctx); | |
26a3a48d | 2716 | OPENSSL_free(s->enc_read_ctx); |
8a41eb70 BM |
2717 | s->enc_read_ctx=NULL; |
2718 | } | |
2719 | if (s->enc_write_ctx != NULL) | |
2720 | { | |
2721 | EVP_CIPHER_CTX_cleanup(s->enc_write_ctx); | |
26a3a48d | 2722 | OPENSSL_free(s->enc_write_ctx); |
8a41eb70 BM |
2723 | s->enc_write_ctx=NULL; |
2724 | } | |
09b6c2ef | 2725 | #ifndef OPENSSL_NO_COMP |
413c4f45 MC |
2726 | if (s->expand != NULL) |
2727 | { | |
2728 | COMP_CTX_free(s->expand); | |
2729 | s->expand=NULL; | |
2730 | } | |
2731 | if (s->compress != NULL) | |
2732 | { | |
2733 | COMP_CTX_free(s->compress); | |
2734 | s->compress=NULL; | |
2735 | } | |
09b6c2ef | 2736 | #endif |
d02b48c6 RE |
2737 | } |
2738 | ||
58964a49 | 2739 | /* Fix this function so that it takes an optional type parameter */ |
0821bcd4 | 2740 | X509 *SSL_get_certificate(const SSL *s) |
d02b48c6 RE |
2741 | { |
2742 | if (s->cert != NULL) | |
2743 | return(s->cert->key->x509); | |
2744 | else | |
2745 | return(NULL); | |
2746 | } | |
2747 | ||
58964a49 | 2748 | /* Fix this function so that it takes an optional type parameter */ |
4f43d0e7 | 2749 | EVP_PKEY *SSL_get_privatekey(SSL *s) |
d02b48c6 RE |
2750 | { |
2751 | if (s->cert != NULL) | |
2752 | return(s->cert->key->privatekey); | |
2753 | else | |
2754 | return(NULL); | |
2755 | } | |
2756 | ||
babb3798 | 2757 | const SSL_CIPHER *SSL_get_current_cipher(const SSL *s) |
d02b48c6 | 2758 | { |
b1c4fe36 BM |
2759 | if ((s->session != NULL) && (s->session->cipher != NULL)) |
2760 | return(s->session->cipher); | |
2761 | return(NULL); | |
d02b48c6 | 2762 | } |
09b6c2ef DSH |
2763 | #ifdef OPENSSL_NO_COMP |
2764 | const void *SSL_get_current_compression(SSL *s) | |
2765 | { | |
2766 | return NULL; | |
2767 | } | |
2768 | const void *SSL_get_current_expansion(SSL *s) | |
2769 | { | |
2770 | return NULL; | |
2771 | } | |
2772 | #else | |
d02b48c6 | 2773 | |
377dcdba RL |
2774 | const COMP_METHOD *SSL_get_current_compression(SSL *s) |
2775 | { | |
2776 | if (s->compress != NULL) | |
2777 | return(s->compress->meth); | |
2778 | return(NULL); | |
2779 | } | |
2780 | ||
2781 | const COMP_METHOD *SSL_get_current_expansion(SSL *s) | |
2782 | { | |
2783 | if (s->expand != NULL) | |
2784 | return(s->expand->meth); | |
2785 | return(NULL); | |
2786 | } | |
09b6c2ef | 2787 | #endif |
377dcdba | 2788 | |
4f43d0e7 | 2789 | int ssl_init_wbio_buffer(SSL *s,int push) |
58964a49 RE |
2790 | { |
2791 | BIO *bbio; | |
2792 | ||
2793 | if (s->bbio == NULL) | |
2794 | { | |
2795 | bbio=BIO_new(BIO_f_buffer()); | |
2796 | if (bbio == NULL) return(0); | |
2797 | s->bbio=bbio; | |
2798 | } | |
2799 | else | |
2800 | { | |
2801 | bbio=s->bbio; | |
2802 | if (s->bbio == s->wbio) | |
2803 | s->wbio=BIO_pop(s->wbio); | |
2804 | } | |
d58d092b | 2805 | (void)BIO_reset(bbio); |
58964a49 RE |
2806 | /* if (!BIO_set_write_buffer_size(bbio,16*1024)) */ |
2807 | if (!BIO_set_read_buffer_size(bbio,1)) | |
2808 | { | |
2809 | SSLerr(SSL_F_SSL_INIT_WBIO_BUFFER,ERR_R_BUF_LIB); | |
2810 | return(0); | |
2811 | } | |
2812 | if (push) | |
2813 | { | |
2814 | if (s->wbio != bbio) | |
2815 | s->wbio=BIO_push(bbio,s->wbio); | |
2816 | } | |
2817 | else | |
2818 | { | |
2819 | if (s->wbio == bbio) | |
2820 | s->wbio=BIO_pop(bbio); | |
2821 | } | |
2822 | return(1); | |
2823 | } | |
413c4f45 | 2824 | |
4f43d0e7 | 2825 | void ssl_free_wbio_buffer(SSL *s) |
413c4f45 | 2826 | { |
413c4f45 MC |
2827 | if (s->bbio == NULL) return; |
2828 | ||
2829 | if (s->bbio == s->wbio) | |
2830 | { | |
2831 | /* remove buffering */ | |
bbb8de09 BM |
2832 | s->wbio=BIO_pop(s->wbio); |
2833 | #ifdef REF_CHECK /* not the usual REF_CHECK, but this avoids adding one more preprocessor symbol */ | |
2834 | assert(s->wbio != NULL); | |
52b8dad8 | 2835 | #endif |
bbb8de09 | 2836 | } |
413c4f45 MC |
2837 | BIO_free(s->bbio); |
2838 | s->bbio=NULL; | |
2839 | } | |
58964a49 | 2840 | |
4f43d0e7 | 2841 | void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx,int mode) |
58964a49 RE |
2842 | { |
2843 | ctx->quiet_shutdown=mode; | |
2844 | } | |
2845 | ||
0821bcd4 | 2846 | int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx) |
58964a49 RE |
2847 | { |
2848 | return(ctx->quiet_shutdown); | |
2849 | } | |
2850 | ||
4f43d0e7 | 2851 | void SSL_set_quiet_shutdown(SSL *s,int mode) |
58964a49 RE |
2852 | { |
2853 | s->quiet_shutdown=mode; | |
2854 | } | |
2855 | ||
0821bcd4 | 2856 | int SSL_get_quiet_shutdown(const SSL *s) |
58964a49 RE |
2857 | { |
2858 | return(s->quiet_shutdown); | |
2859 | } | |
2860 | ||
4f43d0e7 | 2861 | void SSL_set_shutdown(SSL *s,int mode) |
58964a49 RE |
2862 | { |
2863 | s->shutdown=mode; | |
2864 | } | |
2865 | ||
0821bcd4 | 2866 | int SSL_get_shutdown(const SSL *s) |
58964a49 RE |
2867 | { |
2868 | return(s->shutdown); | |
2869 | } | |
2870 | ||
0821bcd4 | 2871 | int SSL_version(const SSL *s) |
58964a49 RE |
2872 | { |
2873 | return(s->version); | |
2874 | } | |
2875 | ||
0821bcd4 | 2876 | SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl) |
58964a49 RE |
2877 | { |
2878 | return(ssl->ctx); | |
2879 | } | |
2880 | ||
ed3883d2 BM |
2881 | SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX* ctx) |
2882 | { | |
52b8dad8 | 2883 | if (ssl->ctx == ctx) |
a13c20f6 | 2884 | return ssl->ctx; |
367eb1f1 | 2885 | #ifndef OPENSSL_NO_TLSEXT |
a13c20f6 BM |
2886 | if (ctx == NULL) |
2887 | ctx = ssl->initial_ctx; | |
367eb1f1 | 2888 | #endif |
ed3883d2 BM |
2889 | if (ssl->cert != NULL) |
2890 | ssl_cert_free(ssl->cert); | |
2891 | ssl->cert = ssl_cert_dup(ctx->cert); | |
2892 | CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX); | |
2893 | if (ssl->ctx != NULL) | |
2894 | SSL_CTX_free(ssl->ctx); /* decrement reference count */ | |
2895 | ssl->ctx = ctx; | |
2896 | return(ssl->ctx); | |
2897 | } | |
2898 | ||
bc36ee62 | 2899 | #ifndef OPENSSL_NO_STDIO |
4f43d0e7 | 2900 | int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx) |
58964a49 RE |
2901 | { |
2902 | return(X509_STORE_set_default_paths(ctx->cert_store)); | |
2903 | } | |
2904 | ||
303c0028 BM |
2905 | int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile, |
2906 | const char *CApath) | |
58964a49 RE |
2907 | { |
2908 | return(X509_STORE_load_locations(ctx->cert_store,CAfile,CApath)); | |
2909 | } | |
dfeab068 | 2910 | #endif |
58964a49 | 2911 | |
45d87a1f | 2912 | void SSL_set_info_callback(SSL *ssl, |
7806f3dd | 2913 | void (*cb)(const SSL *ssl,int type,int val)) |
58964a49 RE |
2914 | { |
2915 | ssl->info_callback=cb; | |
2916 | } | |
2917 | ||
543b4ecc RL |
2918 | /* One compiler (Diab DCC) doesn't like argument names in returned |
2919 | function pointer. */ | |
52b8dad8 | 2920 | void (*SSL_get_info_callback(const SSL *ssl))(const SSL * /*ssl*/,int /*type*/,int /*val*/) |
58964a49 | 2921 | { |
45d87a1f | 2922 | return ssl->info_callback; |
58964a49 RE |
2923 | } |
2924 | ||
0821bcd4 | 2925 | int SSL_state(const SSL *ssl) |
58964a49 RE |
2926 | { |
2927 | return(ssl->state); | |
2928 | } | |
2929 | ||
4f43d0e7 | 2930 | void SSL_set_verify_result(SSL *ssl,long arg) |
58964a49 RE |
2931 | { |
2932 | ssl->verify_result=arg; | |
2933 | } | |
2934 | ||
0821bcd4 | 2935 | long SSL_get_verify_result(const SSL *ssl) |
58964a49 RE |
2936 | { |
2937 | return(ssl->verify_result); | |
2938 | } | |
2939 | ||
dd9d233e DSH |
2940 | int SSL_get_ex_new_index(long argl,void *argp,CRYPTO_EX_new *new_func, |
2941 | CRYPTO_EX_dup *dup_func,CRYPTO_EX_free *free_func) | |
b1c4fe36 | 2942 | { |
79aa04ef GT |
2943 | return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL, argl, argp, |
2944 | new_func, dup_func, free_func); | |
b1c4fe36 | 2945 | } |
58964a49 | 2946 | |
4f43d0e7 | 2947 | int SSL_set_ex_data(SSL *s,int idx,void *arg) |
58964a49 RE |
2948 | { |
2949 | return(CRYPTO_set_ex_data(&s->ex_data,idx,arg)); | |
2950 | } | |
2951 | ||
0821bcd4 | 2952 | void *SSL_get_ex_data(const SSL *s,int idx) |
58964a49 RE |
2953 | { |
2954 | return(CRYPTO_get_ex_data(&s->ex_data,idx)); | |
2955 | } | |
2956 | ||
dd9d233e DSH |
2957 | int SSL_CTX_get_ex_new_index(long argl,void *argp,CRYPTO_EX_new *new_func, |
2958 | CRYPTO_EX_dup *dup_func,CRYPTO_EX_free *free_func) | |
b1c4fe36 | 2959 | { |
79aa04ef GT |
2960 | return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL_CTX, argl, argp, |
2961 | new_func, dup_func, free_func); | |
b1c4fe36 | 2962 | } |
58964a49 | 2963 | |
4f43d0e7 | 2964 | int SSL_CTX_set_ex_data(SSL_CTX *s,int idx,void *arg) |
58964a49 RE |
2965 | { |
2966 | return(CRYPTO_set_ex_data(&s->ex_data,idx,arg)); | |
2967 | } | |
2968 | ||
0821bcd4 | 2969 | void *SSL_CTX_get_ex_data(const SSL_CTX *s,int idx) |
58964a49 RE |
2970 | { |
2971 | return(CRYPTO_get_ex_data(&s->ex_data,idx)); | |
2972 | } | |
2973 | ||
4f43d0e7 | 2974 | int ssl_ok(SSL *s) |
dfeab068 RE |
2975 | { |
2976 | return(1); | |
2977 | } | |
2978 | ||
0821bcd4 | 2979 | X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *ctx) |
413c4f45 MC |
2980 | { |
2981 | return(ctx->cert_store); | |
2982 | } | |
2983 | ||
4f43d0e7 | 2984 | void SSL_CTX_set_cert_store(SSL_CTX *ctx,X509_STORE *store) |
413c4f45 MC |
2985 | { |
2986 | if (ctx->cert_store != NULL) | |
2987 | X509_STORE_free(ctx->cert_store); | |
2988 | ctx->cert_store=store; | |
2989 | } | |
2990 | ||
0821bcd4 | 2991 | int SSL_want(const SSL *s) |
413c4f45 MC |
2992 | { |
2993 | return(s->rwstate); | |
2994 | } | |
2995 | ||
4f43d0e7 BL |
2996 | /*! |
2997 | * \brief Set the callback for generating temporary RSA keys. | |
2998 | * \param ctx the SSL context. | |
2999 | * \param cb the callback | |
3000 | */ | |
3001 | ||
bc36ee62 | 3002 | #ifndef OPENSSL_NO_RSA |
df63a389 UM |
3003 | void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,RSA *(*cb)(SSL *ssl, |
3004 | int is_export, | |
60e31c3a | 3005 | int keylength)) |
a9188d4e | 3006 | { |
41a15c4f | 3007 | SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_RSA_CB,(void (*)(void))cb); |
a9188d4e | 3008 | } |
79df9d62 | 3009 | |
d3442bc7 RL |
3010 | void SSL_set_tmp_rsa_callback(SSL *ssl,RSA *(*cb)(SSL *ssl, |
3011 | int is_export, | |
3012 | int keylength)) | |
a9188d4e | 3013 | { |
41a15c4f | 3014 | SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_RSA_CB,(void (*)(void))cb); |
a9188d4e | 3015 | } |
79df9d62 | 3016 | #endif |
f8c3c05d | 3017 | |
4f43d0e7 BL |
3018 | #ifdef DOXYGEN |
3019 | /*! | |
3020 | * \brief The RSA temporary key callback function. | |
3021 | * \param ssl the SSL session. | |
df63a389 UM |
3022 | * \param is_export \c TRUE if the temp RSA key is for an export ciphersuite. |
3023 | * \param keylength if \c is_export is \c TRUE, then \c keylength is the size | |
3024 | * of the required key in bits. | |
4f43d0e7 BL |
3025 | * \return the temporary RSA key. |
3026 | * \sa SSL_CTX_set_tmp_rsa_callback, SSL_set_tmp_rsa_callback | |
3027 | */ | |
3028 | ||
df63a389 | 3029 | RSA *cb(SSL *ssl,int is_export,int keylength) |
4f43d0e7 BL |
3030 | {} |
3031 | #endif | |
3032 | ||
3033 | /*! | |
3034 | * \brief Set the callback for generating temporary DH keys. | |
3035 | * \param ctx the SSL context. | |
3036 | * \param dh the callback | |
3037 | */ | |
3038 | ||
bc36ee62 | 3039 | #ifndef OPENSSL_NO_DH |
df63a389 | 3040 | void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,DH *(*dh)(SSL *ssl,int is_export, |
52b8dad8 | 3041 | int keylength)) |
a661b653 | 3042 | { |
41a15c4f | 3043 | SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_DH_CB,(void (*)(void))dh); |
a661b653 | 3044 | } |
f8c3c05d | 3045 | |
df63a389 | 3046 | void SSL_set_tmp_dh_callback(SSL *ssl,DH *(*dh)(SSL *ssl,int is_export, |
52b8dad8 | 3047 | int keylength)) |
a661b653 | 3048 | { |
41a15c4f | 3049 | SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_DH_CB,(void (*)(void))dh); |
a661b653 | 3050 | } |
79df9d62 | 3051 | #endif |
15d21c2d | 3052 | |
ea262260 BM |
3053 | #ifndef OPENSSL_NO_ECDH |
3054 | void SSL_CTX_set_tmp_ecdh_callback(SSL_CTX *ctx,EC_KEY *(*ecdh)(SSL *ssl,int is_export, | |
52b8dad8 | 3055 | int keylength)) |
ea262260 | 3056 | { |
41a15c4f | 3057 | SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH_CB,(void (*)(void))ecdh); |
ea262260 BM |
3058 | } |
3059 | ||
3060 | void SSL_set_tmp_ecdh_callback(SSL *ssl,EC_KEY *(*ecdh)(SSL *ssl,int is_export, | |
52b8dad8 | 3061 | int keylength)) |
ea262260 | 3062 | { |
41a15c4f | 3063 | SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH_CB,(void (*)(void))ecdh); |
ea262260 BM |
3064 | } |
3065 | #endif | |
3066 | ||
ddac1974 NL |
3067 | #ifndef OPENSSL_NO_PSK |
3068 | int SSL_CTX_use_psk_identity_hint(SSL_CTX *ctx, const char *identity_hint) | |
3069 | { | |
3070 | if (identity_hint != NULL && strlen(identity_hint) > PSK_MAX_IDENTITY_LEN) | |
3071 | { | |
3072 | SSLerr(SSL_F_SSL_CTX_USE_PSK_IDENTITY_HINT, SSL_R_DATA_LENGTH_TOO_LONG); | |
3073 | return 0; | |
3074 | } | |
3075 | if (ctx->psk_identity_hint != NULL) | |
3076 | OPENSSL_free(ctx->psk_identity_hint); | |
3077 | if (identity_hint != NULL) | |
3078 | { | |
3079 | ctx->psk_identity_hint = BUF_strdup(identity_hint); | |
3080 | if (ctx->psk_identity_hint == NULL) | |
3081 | return 0; | |
3082 | } | |
3083 | else | |
3084 | ctx->psk_identity_hint = NULL; | |
3085 | return 1; | |
3086 | } | |
3087 | ||
3088 | int SSL_use_psk_identity_hint(SSL *s, const char *identity_hint) | |
3089 | { | |
3090 | if (s == NULL) | |
3091 | return 0; | |
3092 | ||
3093 | if (s->session == NULL) | |
3094 | return 1; /* session not created yet, ignored */ | |
3095 | ||
3096 | if (identity_hint != NULL && strlen(identity_hint) > PSK_MAX_IDENTITY_LEN) | |
3097 | { | |
3098 | SSLerr(SSL_F_SSL_USE_PSK_IDENTITY_HINT, SSL_R_DATA_LENGTH_TOO_LONG); | |
3099 | return 0; | |
3100 | } | |
3101 | if (s->session->psk_identity_hint != NULL) | |
3102 | OPENSSL_free(s->session->psk_identity_hint); | |
3103 | if (identity_hint != NULL) | |
3104 | { | |
3105 | s->session->psk_identity_hint = BUF_strdup(identity_hint); | |
3106 | if (s->session->psk_identity_hint == NULL) | |
3107 | return 0; | |
3108 | } | |
3109 | else | |
3110 | s->session->psk_identity_hint = NULL; | |
3111 | return 1; | |
3112 | } | |
3113 | ||
3114 | const char *SSL_get_psk_identity_hint(const SSL *s) | |
3115 | { | |
3116 | if (s == NULL || s->session == NULL) | |
3117 | return NULL; | |
3118 | return(s->session->psk_identity_hint); | |
3119 | } | |
3120 | ||
3121 | const char *SSL_get_psk_identity(const SSL *s) | |
3122 | { | |
3123 | if (s == NULL || s->session == NULL) | |
3124 | return NULL; | |
3125 | return(s->session->psk_identity); | |
3126 | } | |
7806f3dd | 3127 | |
52b8dad8 BM |
3128 | void SSL_set_psk_client_callback(SSL *s, |
3129 | unsigned int (*cb)(SSL *ssl, const char *hint, | |
3130 | char *identity, unsigned int max_identity_len, unsigned char *psk, | |
3131 | unsigned int max_psk_len)) | |
7806f3dd | 3132 | { |
52b8dad8 | 3133 | s->psk_client_callback = cb; |
7806f3dd NL |
3134 | } |
3135 | ||
3136 | void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx, | |
52b8dad8 BM |
3137 | unsigned int (*cb)(SSL *ssl, const char *hint, |
3138 | char *identity, unsigned int max_identity_len, unsigned char *psk, | |
3139 | unsigned int max_psk_len)) | |
7806f3dd | 3140 | { |
52b8dad8 | 3141 | ctx->psk_client_callback = cb; |
7806f3dd NL |
3142 | } |
3143 | ||
52b8dad8 BM |
3144 | void SSL_set_psk_server_callback(SSL *s, |
3145 | unsigned int (*cb)(SSL *ssl, const char *identity, | |
3146 | unsigned char *psk, unsigned int max_psk_len)) | |
7806f3dd | 3147 | { |
52b8dad8 | 3148 | s->psk_server_callback = cb; |
7806f3dd NL |
3149 | } |
3150 | ||
3151 | void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx, | |
52b8dad8 BM |
3152 | unsigned int (*cb)(SSL *ssl, const char *identity, |
3153 | unsigned char *psk, unsigned int max_psk_len)) | |
7806f3dd | 3154 | { |
52b8dad8 | 3155 | ctx->psk_server_callback = cb; |
7806f3dd | 3156 | } |
ddac1974 | 3157 | #endif |
a661b653 BM |
3158 | |
3159 | void SSL_CTX_set_msg_callback(SSL_CTX *ctx, void (*cb)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg)) | |
3160 | { | |
41a15c4f | 3161 | SSL_CTX_callback_ctrl(ctx, SSL_CTRL_SET_MSG_CALLBACK, (void (*)(void))cb); |
a661b653 BM |
3162 | } |
3163 | void SSL_set_msg_callback(SSL *ssl, void (*cb)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg)) | |
3164 | { | |
41a15c4f | 3165 | SSL_callback_ctrl(ssl, SSL_CTRL_SET_MSG_CALLBACK, (void (*)(void))cb); |
a661b653 BM |
3166 | } |
3167 | ||
7c2d4fee BM |
3168 | void SSL_CTX_set_not_resumable_session_callback(SSL_CTX *ctx, |
3169 | int (*cb)(SSL *ssl, int is_forward_secure)) | |
3170 | { | |
3171 | SSL_CTX_callback_ctrl(ctx, SSL_CTRL_SET_NOT_RESUMABLE_SESS_CB, | |
3172 | (void (*)(void))cb); | |
3173 | } | |
3174 | void SSL_set_not_resumable_session_callback(SSL *ssl, | |
3175 | int (*cb)(SSL *ssl, int is_forward_secure)) | |
3176 | { | |
3177 | SSL_callback_ctrl(ssl, SSL_CTRL_SET_NOT_RESUMABLE_SESS_CB, | |
3178 | (void (*)(void))cb); | |
3179 | } | |
3180 | ||
b948e2c5 DSH |
3181 | /* Allocates new EVP_MD_CTX and sets pointer to it into given pointer |
3182 | * vairable, freeing EVP_MD_CTX previously stored in that variable, if | |
3183 | * any. If EVP_MD pointer is passed, initializes ctx with this md | |
3184 | * Returns newly allocated ctx; | |
8671b898 | 3185 | */ |
b948e2c5 DSH |
3186 | |
3187 | EVP_MD_CTX *ssl_replace_hash(EVP_MD_CTX **hash,const EVP_MD *md) | |
3188 | { | |
3189 | ssl_clear_hash_ctx(hash); | |
3190 | *hash = EVP_MD_CTX_create(); | |
3191 | if (md) EVP_DigestInit_ex(*hash,md,NULL); | |
3192 | return *hash; | |
3193 | } | |
3194 | void ssl_clear_hash_ctx(EVP_MD_CTX **hash) | |
3195 | { | |
3196 | ||
3197 | if (*hash) EVP_MD_CTX_destroy(*hash); | |
3198 | *hash=NULL; | |
3199 | } | |
a661b653 | 3200 | |
bc36ee62 | 3201 | #if defined(_WINDLL) && defined(OPENSSL_SYS_WIN16) |
58964a49 RE |
3202 | #include "../crypto/bio/bss_file.c" |
3203 | #endif | |
f73e07cf BL |
3204 | |
3205 | IMPLEMENT_STACK_OF(SSL_CIPHER) | |
3206 | IMPLEMENT_STACK_OF(SSL_COMP) | |
06ddf8eb DSH |
3207 | IMPLEMENT_OBJ_BSEARCH_GLOBAL_CMP_FN(SSL_CIPHER, SSL_CIPHER, |
3208 | ssl_cipher_id); | |
3209 |