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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 BM |
60 | /* ==================================================================== |
61 | * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved. | |
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 | */ | |
bbb8de09 | 118 | |
027e257b BM |
119 | #ifdef REF_CHECK |
120 | # include <assert.h> | |
121 | #endif | |
d02b48c6 | 122 | #include <stdio.h> |
7b63c0fa LJ |
123 | #include "ssl_locl.h" |
124 | #include "kssl_lcl.h" | |
ec577822 BM |
125 | #include <openssl/objects.h> |
126 | #include <openssl/lhash.h> | |
bb7cd4e3 | 127 | #include <openssl/x509v3.h> |
865a90eb | 128 | #include <openssl/rand.h> |
a5232767 | 129 | #include <openssl/ocsp.h> |
4913b88f | 130 | #ifndef OPENSSL_NO_DH |
60a938c6 | 131 | #include <openssl/dh.h> |
4913b88f | 132 | #endif |
56ef1cbc DSH |
133 | #ifndef OPENSSL_NO_ENGINE |
134 | #include <openssl/engine.h> | |
135 | #endif | |
d02b48c6 | 136 | |
9d1a01be | 137 | const char *SSL_version_str=OPENSSL_VERSION_TEXT; |
58964a49 | 138 | |
3ed449e9 | 139 | SSL3_ENC_METHOD ssl3_undef_enc_method={ |
dd9d233e | 140 | /* evil casts, but these functions are only called if there's a library bug */ |
245206ea BM |
141 | (int (*)(SSL *,int))ssl_undefined_function, |
142 | (int (*)(SSL *, unsigned char *, int))ssl_undefined_function, | |
58964a49 | 143 | ssl_undefined_function, |
245206ea BM |
144 | (int (*)(SSL *, unsigned char *, unsigned char *, int))ssl_undefined_function, |
145 | (int (*)(SSL*, int))ssl_undefined_function, | |
7f622f6c NL |
146 | (int (*)(SSL *, EVP_MD_CTX *, EVP_MD_CTX *, const char*, int, unsigned char *))ssl_undefined_function, |
147 | 0, /* finish_mac_length */ | |
148 | (int (*)(SSL *, EVP_MD_CTX *, unsigned char *))ssl_undefined_function, | |
149 | NULL, /* client_finished_label */ | |
150 | 0, /* client_finished_label_len */ | |
151 | NULL, /* server_finished_label */ | |
152 | 0, /* server_finished_label_len */ | |
153 | (int (*)(int))ssl_undefined_function | |
58964a49 | 154 | }; |
d02b48c6 | 155 | |
4f43d0e7 | 156 | int SSL_clear(SSL *s) |
d02b48c6 | 157 | { |
d02b48c6 | 158 | |
413c4f45 MC |
159 | if (s->method == NULL) |
160 | { | |
161 | SSLerr(SSL_F_SSL_CLEAR,SSL_R_NO_METHOD_SPECIFIED); | |
162 | return(0); | |
163 | } | |
d02b48c6 | 164 | |
d62bfb39 LJ |
165 | if (ssl_clear_bad_session(s)) |
166 | { | |
167 | SSL_SESSION_free(s->session); | |
168 | s->session=NULL; | |
169 | } | |
170 | ||
d02b48c6 RE |
171 | s->error=0; |
172 | s->hit=0; | |
413c4f45 | 173 | s->shutdown=0; |
d02b48c6 | 174 | |
a2a01589 BM |
175 | #if 0 /* Disabled since version 1.10 of this file (early return not |
176 | * needed because SSL_clear is not called when doing renegotiation) */ | |
d02b48c6 RE |
177 | /* This is set if we are doing dynamic renegotiation so keep |
178 | * the old cipher. It is sort of a SSL_clear_lite :-) */ | |
413c4f45 | 179 | if (s->new_session) return(1); |
a2a01589 BM |
180 | #else |
181 | if (s->new_session) | |
182 | { | |
5277d7cb | 183 | SSLerr(SSL_F_SSL_CLEAR,ERR_R_INTERNAL_ERROR); |
a2a01589 BM |
184 | return 0; |
185 | } | |
413c4f45 | 186 | #endif |
d02b48c6 | 187 | |
d02b48c6 RE |
188 | s->type=0; |
189 | ||
413c4f45 MC |
190 | s->state=SSL_ST_BEFORE|((s->server)?SSL_ST_ACCEPT:SSL_ST_CONNECT); |
191 | ||
d02b48c6 | 192 | s->version=s->method->version; |
413c4f45 | 193 | s->client_version=s->version; |
d02b48c6 | 194 | s->rwstate=SSL_NOTHING; |
d02b48c6 | 195 | s->rstate=SSL_ST_READ_HEADER; |
544ebbce | 196 | #if 0 |
413c4f45 | 197 | s->read_ahead=s->ctx->read_ahead; |
544ebbce | 198 | #endif |
d02b48c6 RE |
199 | |
200 | if (s->init_buf != NULL) | |
201 | { | |
202 | BUF_MEM_free(s->init_buf); | |
203 | s->init_buf=NULL; | |
204 | } | |
205 | ||
206 | ssl_clear_cipher_ctx(s); | |
207 | ||
d02b48c6 RE |
208 | s->first_packet=0; |
209 | ||
413c4f45 MC |
210 | #if 1 |
211 | /* Check to see if we were changed into a different method, if | |
212 | * so, revert back if we are not doing session-id reuse. */ | |
979689aa | 213 | if (!s->in_handshake && (s->session == NULL) && (s->method != s->ctx->method)) |
413c4f45 MC |
214 | { |
215 | s->method->ssl_free(s); | |
216 | s->method=s->ctx->method; | |
217 | if (!s->method->ssl_new(s)) | |
218 | return(0); | |
219 | } | |
220 | else | |
221 | #endif | |
222 | s->method->ssl_clear(s); | |
223 | return(1); | |
d02b48c6 RE |
224 | } |
225 | ||
4f43d0e7 BL |
226 | /** Used to change an SSL_CTXs default SSL method type */ |
227 | int SSL_CTX_set_ssl_version(SSL_CTX *ctx,SSL_METHOD *meth) | |
d02b48c6 | 228 | { |
f73e07cf | 229 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
230 | |
231 | ctx->method=meth; | |
232 | ||
233 | sk=ssl_create_cipher_list(ctx->method,&(ctx->cipher_list), | |
234 | &(ctx->cipher_list_by_id),SSL_DEFAULT_CIPHER_LIST); | |
f73e07cf | 235 | if ((sk == NULL) || (sk_SSL_CIPHER_num(sk) <= 0)) |
d02b48c6 RE |
236 | { |
237 | SSLerr(SSL_F_SSL_CTX_SET_SSL_VERSION,SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS); | |
238 | return(0); | |
239 | } | |
240 | return(1); | |
241 | } | |
242 | ||
4f43d0e7 | 243 | SSL *SSL_new(SSL_CTX *ctx) |
d02b48c6 RE |
244 | { |
245 | SSL *s; | |
246 | ||
247 | if (ctx == NULL) | |
248 | { | |
249 | SSLerr(SSL_F_SSL_NEW,SSL_R_NULL_SSL_CTX); | |
250 | return(NULL); | |
251 | } | |
252 | if (ctx->method == NULL) | |
253 | { | |
254 | SSLerr(SSL_F_SSL_NEW,SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION); | |
255 | return(NULL); | |
256 | } | |
257 | ||
26a3a48d | 258 | s=(SSL *)OPENSSL_malloc(sizeof(SSL)); |
d02b48c6 RE |
259 | if (s == NULL) goto err; |
260 | memset(s,0,sizeof(SSL)); | |
261 | ||
bc36ee62 | 262 | #ifndef OPENSSL_NO_KRB5 |
f9b3bff6 | 263 | s->kssl_ctx = kssl_ctx_new(); |
bc36ee62 | 264 | #endif /* OPENSSL_NO_KRB5 */ |
f9b3bff6 | 265 | |
bf21446a BM |
266 | s->options=ctx->options; |
267 | s->mode=ctx->mode; | |
268 | s->max_cert_list=ctx->max_cert_list; | |
269 | ||
ca8e5b9b | 270 | if (ctx->cert != NULL) |
d02b48c6 | 271 | { |
ca8e5b9b BM |
272 | /* Earlier library versions used to copy the pointer to |
273 | * the CERT, not its contents; only when setting new | |
274 | * parameters for the per-SSL copy, ssl_cert_new would be | |
275 | * called (and the direct reference to the per-SSL_CTX | |
276 | * settings would be lost, but those still were indirectly | |
277 | * accessed for various purposes, and for that reason they | |
278 | * used to be known as s->ctx->default_cert). | |
279 | * Now we don't look at the SSL_CTX's CERT after having | |
280 | * duplicated it once. */ | |
281 | ||
282 | s->cert = ssl_cert_dup(ctx->cert); | |
283 | if (s->cert == NULL) | |
284 | goto err; | |
d02b48c6 RE |
285 | } |
286 | else | |
ca8e5b9b | 287 | s->cert=NULL; /* Cannot really happen (see SSL_CTX_new) */ |
bf21446a BM |
288 | |
289 | s->read_ahead=ctx->read_ahead; | |
290 | s->msg_callback=ctx->msg_callback; | |
291 | s->msg_callback_arg=ctx->msg_callback_arg; | |
413c4f45 | 292 | s->verify_mode=ctx->verify_mode; |
5d7c222d | 293 | #if 0 |
7f89714e | 294 | s->verify_depth=ctx->verify_depth; |
5d7c222d | 295 | #endif |
bf21446a | 296 | s->sid_ctx_length=ctx->sid_ctx_length; |
54a656ef | 297 | OPENSSL_assert(s->sid_ctx_length <= sizeof s->sid_ctx); |
bf21446a | 298 | memcpy(&s->sid_ctx,&ctx->sid_ctx,sizeof(s->sid_ctx)); |
d02b48c6 | 299 | s->verify_callback=ctx->default_verify_callback; |
dc644fe2 | 300 | s->generate_session_id=ctx->generate_session_id; |
5d7c222d DSH |
301 | |
302 | s->param = X509_VERIFY_PARAM_new(); | |
303 | if (!s->param) | |
304 | goto err; | |
305 | X509_VERIFY_PARAM_inherit(s->param, ctx->param); | |
306 | #if 0 | |
13938ace DSH |
307 | s->purpose = ctx->purpose; |
308 | s->trust = ctx->trust; | |
5d7c222d | 309 | #endif |
bf21446a BM |
310 | s->quiet_shutdown=ctx->quiet_shutdown; |
311 | ||
d02b48c6 RE |
312 | CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX); |
313 | s->ctx=ctx; | |
865a90eb DSH |
314 | #ifndef OPENSSL_NO_TLSEXT |
315 | s->tlsext_debug_cb = 0; | |
316 | s->tlsext_debug_arg = NULL; | |
317 | s->tlsext_ticket_expected = 0; | |
a5232767 DSH |
318 | s->tlsext_status_type = -1; |
319 | s->tlsext_status_expected = 0; | |
320 | s->tlsext_ocsp_ids = NULL; | |
321 | s->tlsext_ocsp_exts = NULL; | |
322 | s->tlsext_ocsp_resp = NULL; | |
323 | s->tlsext_ocsp_resplen = -1; | |
865a90eb DSH |
324 | CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX); |
325 | s->initial_ctx=ctx; | |
326 | #endif | |
d02b48c6 RE |
327 | s->verify_result=X509_V_OK; |
328 | ||
329 | s->method=ctx->method; | |
330 | ||
331 | if (!s->method->ssl_new(s)) | |
d02b48c6 | 332 | goto err; |
d02b48c6 | 333 | |
58964a49 | 334 | s->references=1; |
413c4f45 | 335 | s->server=(ctx->method->ssl_accept == ssl_undefined_function)?0:1; |
bf21446a | 336 | |
d02b48c6 | 337 | SSL_clear(s); |
58964a49 | 338 | |
79aa04ef | 339 | CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL, s, &s->ex_data); |
58964a49 | 340 | |
d02b48c6 RE |
341 | return(s); |
342 | err: | |
ca8e5b9b BM |
343 | if (s != NULL) |
344 | { | |
345 | if (s->cert != NULL) | |
346 | ssl_cert_free(s->cert); | |
347 | if (s->ctx != NULL) | |
348 | SSL_CTX_free(s->ctx); /* decrement reference count */ | |
26a3a48d | 349 | OPENSSL_free(s); |
ca8e5b9b | 350 | } |
d02b48c6 RE |
351 | SSLerr(SSL_F_SSL_NEW,ERR_R_MALLOC_FAILURE); |
352 | return(NULL); | |
353 | } | |
354 | ||
4eb77b26 BM |
355 | int SSL_CTX_set_session_id_context(SSL_CTX *ctx,const unsigned char *sid_ctx, |
356 | unsigned int sid_ctx_len) | |
357 | { | |
54a656ef | 358 | if(sid_ctx_len > sizeof ctx->sid_ctx) |
4eb77b26 BM |
359 | { |
360 | SSLerr(SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT,SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG); | |
361 | return 0; | |
362 | } | |
363 | ctx->sid_ctx_length=sid_ctx_len; | |
364 | memcpy(ctx->sid_ctx,sid_ctx,sid_ctx_len); | |
365 | ||
366 | return 1; | |
367 | } | |
368 | ||
b4cadc6e BL |
369 | int SSL_set_session_id_context(SSL *ssl,const unsigned char *sid_ctx, |
370 | unsigned int sid_ctx_len) | |
371 | { | |
372 | if(sid_ctx_len > SSL_MAX_SID_CTX_LENGTH) | |
373 | { | |
374 | SSLerr(SSL_F_SSL_SET_SESSION_ID_CONTEXT,SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG); | |
375 | return 0; | |
376 | } | |
377 | ssl->sid_ctx_length=sid_ctx_len; | |
378 | memcpy(ssl->sid_ctx,sid_ctx,sid_ctx_len); | |
379 | ||
380 | return 1; | |
381 | } | |
382 | ||
dc644fe2 GT |
383 | int SSL_CTX_set_generate_session_id(SSL_CTX *ctx, GEN_SESSION_CB cb) |
384 | { | |
385 | CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX); | |
386 | ctx->generate_session_id = cb; | |
387 | CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX); | |
388 | return 1; | |
389 | } | |
390 | ||
391 | int SSL_set_generate_session_id(SSL *ssl, GEN_SESSION_CB cb) | |
392 | { | |
393 | CRYPTO_w_lock(CRYPTO_LOCK_SSL); | |
394 | ssl->generate_session_id = cb; | |
395 | CRYPTO_w_unlock(CRYPTO_LOCK_SSL); | |
396 | return 1; | |
397 | } | |
398 | ||
f85c9904 | 399 | int SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id, |
dc644fe2 GT |
400 | unsigned int id_len) |
401 | { | |
402 | /* A quick examination of SSL_SESSION_hash and SSL_SESSION_cmp shows how | |
403 | * we can "construct" a session to give us the desired check - ie. to | |
404 | * find if there's a session in the hash table that would conflict with | |
405 | * any new session built out of this id/id_len and the ssl_version in | |
f85c9904 | 406 | * use by this SSL. */ |
dc644fe2 | 407 | SSL_SESSION r, *p; |
54a656ef BL |
408 | |
409 | if(id_len > sizeof r.session_id) | |
410 | return 0; | |
411 | ||
f85c9904 | 412 | r.ssl_version = ssl->version; |
dc644fe2 GT |
413 | r.session_id_length = id_len; |
414 | memcpy(r.session_id, id, id_len); | |
ec0f1959 GT |
415 | /* NB: SSLv2 always uses a fixed 16-byte session ID, so even if a |
416 | * callback is calling us to check the uniqueness of a shorter ID, it | |
417 | * must be compared as a padded-out ID because that is what it will be | |
418 | * converted to when the callback has finished choosing it. */ | |
419 | if((r.ssl_version == SSL2_VERSION) && | |
420 | (id_len < SSL2_SSL_SESSION_ID_LENGTH)) | |
421 | { | |
422 | memset(r.session_id + id_len, 0, | |
423 | SSL2_SSL_SESSION_ID_LENGTH - id_len); | |
424 | r.session_id_length = SSL2_SSL_SESSION_ID_LENGTH; | |
425 | } | |
dc644fe2 GT |
426 | |
427 | CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX); | |
f85c9904 | 428 | p = (SSL_SESSION *)lh_retrieve(ssl->ctx->sessions, &r); |
dc644fe2 GT |
429 | CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX); |
430 | return (p != NULL); | |
431 | } | |
432 | ||
bb7cd4e3 | 433 | int SSL_CTX_set_purpose(SSL_CTX *s, int purpose) |
bf21446a | 434 | { |
5d7c222d | 435 | return X509_VERIFY_PARAM_set_purpose(s->param, purpose); |
bf21446a | 436 | } |
bb7cd4e3 DSH |
437 | |
438 | int SSL_set_purpose(SSL *s, int purpose) | |
bf21446a | 439 | { |
5d7c222d | 440 | return X509_VERIFY_PARAM_set_purpose(s->param, purpose); |
bf21446a | 441 | } |
926a56bf | 442 | |
bb7cd4e3 | 443 | int SSL_CTX_set_trust(SSL_CTX *s, int trust) |
bf21446a | 444 | { |
5d7c222d | 445 | return X509_VERIFY_PARAM_set_trust(s->param, trust); |
bf21446a | 446 | } |
bb7cd4e3 DSH |
447 | |
448 | int SSL_set_trust(SSL *s, int trust) | |
bf21446a | 449 | { |
5d7c222d | 450 | return X509_VERIFY_PARAM_set_trust(s->param, trust); |
bf21446a | 451 | } |
bb7cd4e3 | 452 | |
4f43d0e7 | 453 | void SSL_free(SSL *s) |
d02b48c6 | 454 | { |
58964a49 RE |
455 | int i; |
456 | ||
e03ddfae BL |
457 | if(s == NULL) |
458 | return; | |
459 | ||
58964a49 RE |
460 | i=CRYPTO_add(&s->references,-1,CRYPTO_LOCK_SSL); |
461 | #ifdef REF_PRINT | |
462 | REF_PRINT("SSL",s); | |
463 | #endif | |
464 | if (i > 0) return; | |
465 | #ifdef REF_CHECK | |
466 | if (i < 0) | |
467 | { | |
468 | fprintf(stderr,"SSL_free, bad reference count\n"); | |
469 | abort(); /* ok */ | |
470 | } | |
471 | #endif | |
472 | ||
5d7c222d DSH |
473 | if (s->param) |
474 | X509_VERIFY_PARAM_free(s->param); | |
475 | ||
79aa04ef | 476 | CRYPTO_free_ex_data(CRYPTO_EX_INDEX_SSL, s, &s->ex_data); |
58964a49 | 477 | |
d02b48c6 RE |
478 | if (s->bbio != NULL) |
479 | { | |
480 | /* If the buffering BIO is in place, pop it off */ | |
481 | if (s->bbio == s->wbio) | |
482 | { | |
483 | s->wbio=BIO_pop(s->wbio); | |
484 | } | |
485 | BIO_free(s->bbio); | |
58964a49 | 486 | s->bbio=NULL; |
d02b48c6 RE |
487 | } |
488 | if (s->rbio != NULL) | |
489 | BIO_free_all(s->rbio); | |
490 | if ((s->wbio != NULL) && (s->wbio != s->rbio)) | |
491 | BIO_free_all(s->wbio); | |
492 | ||
493 | if (s->init_buf != NULL) BUF_MEM_free(s->init_buf); | |
494 | ||
495 | /* add extra stuff */ | |
f73e07cf BL |
496 | if (s->cipher_list != NULL) sk_SSL_CIPHER_free(s->cipher_list); |
497 | if (s->cipher_list_by_id != NULL) sk_SSL_CIPHER_free(s->cipher_list_by_id); | |
d02b48c6 RE |
498 | |
499 | /* Make the next call work :-) */ | |
500 | if (s->session != NULL) | |
501 | { | |
502 | ssl_clear_bad_session(s); | |
503 | SSL_SESSION_free(s->session); | |
504 | } | |
505 | ||
506 | ssl_clear_cipher_ctx(s); | |
507 | ||
508 | if (s->cert != NULL) ssl_cert_free(s->cert); | |
509 | /* Free up if allocated */ | |
510 | ||
865a90eb | 511 | #ifndef OPENSSL_NO_TLSEXT |
241d0881 BL |
512 | if (s->tlsext_hostname) |
513 | OPENSSL_free(s->tlsext_hostname); | |
865a90eb | 514 | if (s->initial_ctx) SSL_CTX_free(s->initial_ctx); |
a5232767 DSH |
515 | if (s->tlsext_ocsp_exts) |
516 | sk_X509_EXTENSION_pop_free(s->tlsext_ocsp_exts, | |
517 | X509_EXTENSION_free); | |
518 | if (s->tlsext_ocsp_ids) | |
519 | sk_OCSP_RESPID_pop_free(s->tlsext_ocsp_ids, OCSP_RESPID_free); | |
520 | if (s->tlsext_ocsp_resp) | |
521 | OPENSSL_free(s->tlsext_ocsp_resp); | |
865a90eb | 522 | #endif |
d02b48c6 | 523 | if (s->client_CA != NULL) |
f73e07cf | 524 | sk_X509_NAME_pop_free(s->client_CA,X509_NAME_free); |
d02b48c6 RE |
525 | |
526 | if (s->method != NULL) s->method->ssl_free(s); | |
527 | ||
3a0b6de4 DSH |
528 | if (s->ctx) SSL_CTX_free(s->ctx); |
529 | ||
0e6c20da RL |
530 | #ifndef OPENSSL_NO_KRB5 |
531 | if (s->kssl_ctx != NULL) | |
532 | kssl_ctx_free(s->kssl_ctx); | |
533 | #endif /* OPENSSL_NO_KRB5 */ | |
534 | ||
26a3a48d | 535 | OPENSSL_free(s); |
d02b48c6 RE |
536 | } |
537 | ||
4f43d0e7 | 538 | void SSL_set_bio(SSL *s,BIO *rbio,BIO *wbio) |
d02b48c6 RE |
539 | { |
540 | /* If the output buffering BIO is still in place, remove it | |
541 | */ | |
542 | if (s->bbio != NULL) | |
543 | { | |
544 | if (s->wbio == s->bbio) | |
545 | { | |
546 | s->wbio=s->wbio->next_bio; | |
547 | s->bbio->next_bio=NULL; | |
548 | } | |
549 | } | |
550 | if ((s->rbio != NULL) && (s->rbio != rbio)) | |
551 | BIO_free_all(s->rbio); | |
552 | if ((s->wbio != NULL) && (s->wbio != wbio) && (s->rbio != s->wbio)) | |
553 | BIO_free_all(s->wbio); | |
554 | s->rbio=rbio; | |
555 | s->wbio=wbio; | |
556 | } | |
557 | ||
0821bcd4 | 558 | BIO *SSL_get_rbio(const SSL *s) |
d02b48c6 RE |
559 | { return(s->rbio); } |
560 | ||
0821bcd4 | 561 | BIO *SSL_get_wbio(const SSL *s) |
d02b48c6 RE |
562 | { return(s->wbio); } |
563 | ||
0821bcd4 | 564 | int SSL_get_fd(const SSL *s) |
24cbf3ef | 565 | { |
fa293e4e | 566 | return(SSL_get_rfd(s)); |
24cbf3ef RL |
567 | } |
568 | ||
0821bcd4 | 569 | int SSL_get_rfd(const SSL *s) |
d02b48c6 RE |
570 | { |
571 | int ret= -1; | |
572 | BIO *b,*r; | |
573 | ||
574 | b=SSL_get_rbio(s); | |
575 | r=BIO_find_type(b,BIO_TYPE_DESCRIPTOR); | |
576 | if (r != NULL) | |
577 | BIO_get_fd(r,&ret); | |
578 | return(ret); | |
579 | } | |
580 | ||
0821bcd4 | 581 | int SSL_get_wfd(const SSL *s) |
24cbf3ef RL |
582 | { |
583 | int ret= -1; | |
584 | BIO *b,*r; | |
585 | ||
586 | b=SSL_get_wbio(s); | |
587 | r=BIO_find_type(b,BIO_TYPE_DESCRIPTOR); | |
588 | if (r != NULL) | |
589 | BIO_get_fd(r,&ret); | |
590 | return(ret); | |
591 | } | |
592 | ||
bc36ee62 | 593 | #ifndef OPENSSL_NO_SOCK |
4f43d0e7 | 594 | int SSL_set_fd(SSL *s,int fd) |
d02b48c6 RE |
595 | { |
596 | int ret=0; | |
597 | BIO *bio=NULL; | |
598 | ||
599 | bio=BIO_new(BIO_s_socket()); | |
600 | ||
601 | if (bio == NULL) | |
602 | { | |
603 | SSLerr(SSL_F_SSL_SET_FD,ERR_R_BUF_LIB); | |
604 | goto err; | |
605 | } | |
606 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
607 | SSL_set_bio(s,bio,bio); | |
608 | ret=1; | |
609 | err: | |
610 | return(ret); | |
611 | } | |
612 | ||
4f43d0e7 | 613 | int SSL_set_wfd(SSL *s,int fd) |
d02b48c6 RE |
614 | { |
615 | int ret=0; | |
616 | BIO *bio=NULL; | |
617 | ||
58964a49 RE |
618 | if ((s->rbio == NULL) || (BIO_method_type(s->rbio) != BIO_TYPE_SOCKET) |
619 | || ((int)BIO_get_fd(s->rbio,NULL) != fd)) | |
620 | { | |
621 | bio=BIO_new(BIO_s_socket()); | |
d02b48c6 | 622 | |
58964a49 RE |
623 | if (bio == NULL) |
624 | { SSLerr(SSL_F_SSL_SET_WFD,ERR_R_BUF_LIB); goto err; } | |
625 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
626 | SSL_set_bio(s,SSL_get_rbio(s),bio); | |
627 | } | |
628 | else | |
629 | SSL_set_bio(s,SSL_get_rbio(s),SSL_get_rbio(s)); | |
d02b48c6 RE |
630 | ret=1; |
631 | err: | |
632 | return(ret); | |
633 | } | |
634 | ||
4f43d0e7 | 635 | int SSL_set_rfd(SSL *s,int fd) |
d02b48c6 RE |
636 | { |
637 | int ret=0; | |
638 | BIO *bio=NULL; | |
639 | ||
58964a49 RE |
640 | if ((s->wbio == NULL) || (BIO_method_type(s->wbio) != BIO_TYPE_SOCKET) |
641 | || ((int)BIO_get_fd(s->wbio,NULL) != fd)) | |
d02b48c6 | 642 | { |
58964a49 RE |
643 | bio=BIO_new(BIO_s_socket()); |
644 | ||
645 | if (bio == NULL) | |
646 | { | |
647 | SSLerr(SSL_F_SSL_SET_RFD,ERR_R_BUF_LIB); | |
648 | goto err; | |
649 | } | |
650 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
651 | SSL_set_bio(s,bio,SSL_get_wbio(s)); | |
d02b48c6 | 652 | } |
58964a49 RE |
653 | else |
654 | SSL_set_bio(s,SSL_get_wbio(s),SSL_get_wbio(s)); | |
d02b48c6 RE |
655 | ret=1; |
656 | err: | |
657 | return(ret); | |
658 | } | |
659 | #endif | |
660 | ||
ca03109c BM |
661 | |
662 | /* return length of latest Finished message we sent, copy to 'buf' */ | |
0821bcd4 | 663 | size_t SSL_get_finished(const SSL *s, void *buf, size_t count) |
ca03109c BM |
664 | { |
665 | size_t ret = 0; | |
666 | ||
667 | if (s->s3 != NULL) | |
668 | { | |
669 | ret = s->s3->tmp.finish_md_len; | |
670 | if (count > ret) | |
671 | count = ret; | |
672 | memcpy(buf, s->s3->tmp.finish_md, count); | |
673 | } | |
674 | return ret; | |
675 | } | |
676 | ||
677 | /* return length of latest Finished message we expected, copy to 'buf' */ | |
0821bcd4 | 678 | size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count) |
ca03109c BM |
679 | { |
680 | size_t ret = 0; | |
681 | ||
682 | if (s->s3 != NULL) | |
683 | { | |
684 | ret = s->s3->tmp.peer_finish_md_len; | |
685 | if (count > ret) | |
686 | count = ret; | |
687 | memcpy(buf, s->s3->tmp.peer_finish_md, count); | |
688 | } | |
689 | return ret; | |
690 | } | |
691 | ||
692 | ||
0821bcd4 | 693 | int SSL_get_verify_mode(const SSL *s) |
d02b48c6 RE |
694 | { |
695 | return(s->verify_mode); | |
696 | } | |
697 | ||
0821bcd4 | 698 | int SSL_get_verify_depth(const SSL *s) |
7f89714e | 699 | { |
5d7c222d | 700 | return X509_VERIFY_PARAM_get_depth(s->param); |
7f89714e BM |
701 | } |
702 | ||
0821bcd4 | 703 | int (*SSL_get_verify_callback(const SSL *s))(int,X509_STORE_CTX *) |
d02b48c6 RE |
704 | { |
705 | return(s->verify_callback); | |
706 | } | |
707 | ||
0821bcd4 | 708 | int SSL_CTX_get_verify_mode(const SSL_CTX *ctx) |
d02b48c6 | 709 | { |
413c4f45 | 710 | return(ctx->verify_mode); |
d02b48c6 RE |
711 | } |
712 | ||
0821bcd4 | 713 | int SSL_CTX_get_verify_depth(const SSL_CTX *ctx) |
7f89714e | 714 | { |
5d7c222d | 715 | return X509_VERIFY_PARAM_get_depth(ctx->param); |
7f89714e BM |
716 | } |
717 | ||
0821bcd4 | 718 | int (*SSL_CTX_get_verify_callback(const SSL_CTX *ctx))(int,X509_STORE_CTX *) |
d02b48c6 RE |
719 | { |
720 | return(ctx->default_verify_callback); | |
721 | } | |
722 | ||
49bc2624 BL |
723 | void SSL_set_verify(SSL *s,int mode, |
724 | int (*callback)(int ok,X509_STORE_CTX *ctx)) | |
d02b48c6 RE |
725 | { |
726 | s->verify_mode=mode; | |
727 | if (callback != NULL) | |
728 | s->verify_callback=callback; | |
729 | } | |
730 | ||
7f89714e BM |
731 | void SSL_set_verify_depth(SSL *s,int depth) |
732 | { | |
5d7c222d | 733 | X509_VERIFY_PARAM_set_depth(s->param, depth); |
7f89714e BM |
734 | } |
735 | ||
4f43d0e7 | 736 | void SSL_set_read_ahead(SSL *s,int yes) |
d02b48c6 RE |
737 | { |
738 | s->read_ahead=yes; | |
739 | } | |
740 | ||
0821bcd4 | 741 | int SSL_get_read_ahead(const SSL *s) |
d02b48c6 RE |
742 | { |
743 | return(s->read_ahead); | |
744 | } | |
745 | ||
0821bcd4 | 746 | int SSL_pending(const SSL *s) |
d02b48c6 | 747 | { |
24b44446 BM |
748 | /* SSL_pending cannot work properly if read-ahead is enabled |
749 | * (SSL_[CTX_]ctrl(..., SSL_CTRL_SET_READ_AHEAD, 1, NULL)), | |
750 | * and it is impossible to fix since SSL_pending cannot report | |
751 | * errors that may be observed while scanning the new data. | |
752 | * (Note that SSL_pending() is often used as a boolean value, | |
753 | * so we'd better not return -1.) | |
754 | */ | |
d02b48c6 RE |
755 | return(s->method->ssl_pending(s)); |
756 | } | |
757 | ||
0821bcd4 | 758 | X509 *SSL_get_peer_certificate(const SSL *s) |
d02b48c6 RE |
759 | { |
760 | X509 *r; | |
761 | ||
762 | if ((s == NULL) || (s->session == NULL)) | |
763 | r=NULL; | |
764 | else | |
765 | r=s->session->peer; | |
766 | ||
767 | if (r == NULL) return(r); | |
768 | ||
769 | CRYPTO_add(&r->references,1,CRYPTO_LOCK_X509); | |
770 | ||
771 | return(r); | |
772 | } | |
773 | ||
0821bcd4 | 774 | STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s) |
d02b48c6 | 775 | { |
f73e07cf | 776 | STACK_OF(X509) *r; |
d02b48c6 | 777 | |
9d5cceac | 778 | if ((s == NULL) || (s->session == NULL) || (s->session->sess_cert == NULL)) |
d02b48c6 RE |
779 | r=NULL; |
780 | else | |
9d5cceac | 781 | r=s->session->sess_cert->cert_chain; |
d02b48c6 | 782 | |
98e04f9e BM |
783 | /* If we are a client, cert_chain includes the peer's own |
784 | * certificate; if we are a server, it does not. */ | |
785 | ||
d02b48c6 RE |
786 | return(r); |
787 | } | |
788 | ||
789 | /* Now in theory, since the calling process own 't' it should be safe to | |
790 | * modify. We need to be able to read f without being hassled */ | |
0821bcd4 | 791 | void SSL_copy_session_id(SSL *t,const SSL *f) |
d02b48c6 RE |
792 | { |
793 | CERT *tmp; | |
794 | ||
795 | /* Do we need to to SSL locking? */ | |
796 | SSL_set_session(t,SSL_get_session(f)); | |
797 | ||
798 | /* what if we are setup as SSLv2 but want to talk SSLv3 or | |
799 | * vice-versa */ | |
800 | if (t->method != f->method) | |
801 | { | |
802 | t->method->ssl_free(t); /* cleanup current */ | |
803 | t->method=f->method; /* change method */ | |
804 | t->method->ssl_new(t); /* setup new */ | |
805 | } | |
806 | ||
807 | tmp=t->cert; | |
808 | if (f->cert != NULL) | |
809 | { | |
810 | CRYPTO_add(&f->cert->references,1,CRYPTO_LOCK_SSL_CERT); | |
811 | t->cert=f->cert; | |
812 | } | |
813 | else | |
814 | t->cert=NULL; | |
815 | if (tmp != NULL) ssl_cert_free(tmp); | |
b4cadc6e | 816 | SSL_set_session_id_context(t,f->sid_ctx,f->sid_ctx_length); |
d02b48c6 RE |
817 | } |
818 | ||
58964a49 | 819 | /* Fix this so it checks all the valid key/cert options */ |
0821bcd4 | 820 | int SSL_CTX_check_private_key(const SSL_CTX *ctx) |
d02b48c6 RE |
821 | { |
822 | if ( (ctx == NULL) || | |
ca8e5b9b BM |
823 | (ctx->cert == NULL) || |
824 | (ctx->cert->key->x509 == NULL)) | |
d02b48c6 RE |
825 | { |
826 | SSLerr(SSL_F_SSL_CTX_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); | |
827 | return(0); | |
828 | } | |
ca8e5b9b | 829 | if (ctx->cert->key->privatekey == NULL) |
d02b48c6 RE |
830 | { |
831 | SSLerr(SSL_F_SSL_CTX_CHECK_PRIVATE_KEY,SSL_R_NO_PRIVATE_KEY_ASSIGNED); | |
832 | return(0); | |
833 | } | |
ca8e5b9b | 834 | return(X509_check_private_key(ctx->cert->key->x509, ctx->cert->key->privatekey)); |
d02b48c6 RE |
835 | } |
836 | ||
58964a49 | 837 | /* Fix this function so that it takes an optional type parameter */ |
0821bcd4 | 838 | int SSL_check_private_key(const SSL *ssl) |
d02b48c6 RE |
839 | { |
840 | if (ssl == NULL) | |
841 | { | |
842 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,ERR_R_PASSED_NULL_PARAMETER); | |
843 | return(0); | |
844 | } | |
f3e67ac1 | 845 | if (ssl->cert == NULL) |
2b8e4959 BM |
846 | { |
847 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); | |
f3e67ac1 | 848 | return 0; |
2b8e4959 | 849 | } |
d02b48c6 RE |
850 | if (ssl->cert->key->x509 == NULL) |
851 | { | |
852 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); | |
853 | return(0); | |
854 | } | |
855 | if (ssl->cert->key->privatekey == NULL) | |
856 | { | |
857 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_PRIVATE_KEY_ASSIGNED); | |
858 | return(0); | |
859 | } | |
860 | return(X509_check_private_key(ssl->cert->key->x509, | |
861 | ssl->cert->key->privatekey)); | |
862 | } | |
863 | ||
4f43d0e7 | 864 | int SSL_accept(SSL *s) |
d02b48c6 | 865 | { |
b31b04d9 BM |
866 | if (s->handshake_func == 0) |
867 | /* Not properly initialized yet */ | |
868 | SSL_set_accept_state(s); | |
869 | ||
d02b48c6 RE |
870 | return(s->method->ssl_accept(s)); |
871 | } | |
872 | ||
4f43d0e7 | 873 | int SSL_connect(SSL *s) |
d02b48c6 | 874 | { |
b31b04d9 BM |
875 | if (s->handshake_func == 0) |
876 | /* Not properly initialized yet */ | |
877 | SSL_set_connect_state(s); | |
878 | ||
d02b48c6 RE |
879 | return(s->method->ssl_connect(s)); |
880 | } | |
881 | ||
0821bcd4 | 882 | long SSL_get_default_timeout(const SSL *s) |
d02b48c6 RE |
883 | { |
884 | return(s->method->get_timeout()); | |
885 | } | |
886 | ||
e34cfcf7 | 887 | int SSL_read(SSL *s,void *buf,int num) |
d02b48c6 | 888 | { |
b31b04d9 BM |
889 | if (s->handshake_func == 0) |
890 | { | |
ff712220 | 891 | SSLerr(SSL_F_SSL_READ, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
892 | return -1; |
893 | } | |
894 | ||
d02b48c6 RE |
895 | if (s->shutdown & SSL_RECEIVED_SHUTDOWN) |
896 | { | |
897 | s->rwstate=SSL_NOTHING; | |
898 | return(0); | |
899 | } | |
900 | return(s->method->ssl_read(s,buf,num)); | |
901 | } | |
902 | ||
e34cfcf7 | 903 | int SSL_peek(SSL *s,void *buf,int num) |
d02b48c6 | 904 | { |
5451e0d9 BM |
905 | if (s->handshake_func == 0) |
906 | { | |
aa4ce731 | 907 | SSLerr(SSL_F_SSL_PEEK, SSL_R_UNINITIALIZED); |
5451e0d9 BM |
908 | return -1; |
909 | } | |
910 | ||
d02b48c6 RE |
911 | if (s->shutdown & SSL_RECEIVED_SHUTDOWN) |
912 | { | |
913 | return(0); | |
914 | } | |
915 | return(s->method->ssl_peek(s,buf,num)); | |
916 | } | |
917 | ||
e34cfcf7 | 918 | int SSL_write(SSL *s,const void *buf,int num) |
d02b48c6 | 919 | { |
b31b04d9 BM |
920 | if (s->handshake_func == 0) |
921 | { | |
ff712220 | 922 | SSLerr(SSL_F_SSL_WRITE, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
923 | return -1; |
924 | } | |
925 | ||
d02b48c6 RE |
926 | if (s->shutdown & SSL_SENT_SHUTDOWN) |
927 | { | |
928 | s->rwstate=SSL_NOTHING; | |
929 | SSLerr(SSL_F_SSL_WRITE,SSL_R_PROTOCOL_IS_SHUTDOWN); | |
930 | return(-1); | |
931 | } | |
932 | return(s->method->ssl_write(s,buf,num)); | |
933 | } | |
934 | ||
4f43d0e7 | 935 | int SSL_shutdown(SSL *s) |
d02b48c6 | 936 | { |
d3407350 | 937 | /* Note that this function behaves differently from what one might |
e2e3d5ce BM |
938 | * expect. Return values are 0 for no success (yet), |
939 | * 1 for success; but calling it once is usually not enough, | |
940 | * even if blocking I/O is used (see ssl3_shutdown). | |
941 | */ | |
942 | ||
b31b04d9 BM |
943 | if (s->handshake_func == 0) |
944 | { | |
ff712220 | 945 | SSLerr(SSL_F_SSL_SHUTDOWN, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
946 | return -1; |
947 | } | |
948 | ||
d02b48c6 RE |
949 | if ((s != NULL) && !SSL_in_init(s)) |
950 | return(s->method->ssl_shutdown(s)); | |
951 | else | |
952 | return(1); | |
953 | } | |
954 | ||
4f43d0e7 | 955 | int SSL_renegotiate(SSL *s) |
d02b48c6 | 956 | { |
8c74b5e5 BM |
957 | if (s->new_session == 0) |
958 | { | |
959 | s->new_session=1; | |
960 | } | |
d02b48c6 RE |
961 | return(s->method->ssl_renegotiate(s)); |
962 | } | |
963 | ||
6b0e9fac BM |
964 | int SSL_renegotiate_pending(SSL *s) |
965 | { | |
966 | /* becomes true when negotiation is requested; | |
967 | * false again once a handshake has finished */ | |
968 | return (s->new_session != 0); | |
969 | } | |
970 | ||
a661b653 | 971 | long SSL_ctrl(SSL *s,int cmd,long larg,void *parg) |
d02b48c6 | 972 | { |
413c4f45 MC |
973 | long l; |
974 | ||
975 | switch (cmd) | |
976 | { | |
977 | case SSL_CTRL_GET_READ_AHEAD: | |
978 | return(s->read_ahead); | |
979 | case SSL_CTRL_SET_READ_AHEAD: | |
980 | l=s->read_ahead; | |
981 | s->read_ahead=larg; | |
982 | return(l); | |
bf21446a BM |
983 | |
984 | case SSL_CTRL_SET_MSG_CALLBACK_ARG: | |
985 | s->msg_callback_arg = parg; | |
986 | return 1; | |
987 | ||
413c4f45 MC |
988 | case SSL_CTRL_OPTIONS: |
989 | return(s->options|=larg); | |
cb4823fd DSH |
990 | case SSL_CTRL_CLEAR_OPTIONS: |
991 | return(s->options&=~larg); | |
e1056435 BM |
992 | case SSL_CTRL_MODE: |
993 | return(s->mode|=larg); | |
cb4823fd DSH |
994 | case SSL_CTRL_CLEAR_MODE: |
995 | return(s->mode &=~larg); | |
c0f5dd07 LJ |
996 | case SSL_CTRL_GET_MAX_CERT_LIST: |
997 | return(s->max_cert_list); | |
998 | case SSL_CTRL_SET_MAX_CERT_LIST: | |
999 | l=s->max_cert_list; | |
1000 | s->max_cert_list=larg; | |
1001 | return(l); | |
36d16f8e | 1002 | case SSL_CTRL_SET_MTU: |
dd016b05 | 1003 | #ifndef OPENSSL_NO_DTLS1 |
3cf0a38b | 1004 | if (larg < (long)dtls1_min_mtu()) |
fc401532 | 1005 | return 0; |
dd016b05 | 1006 | #endif |
fc401532 | 1007 | |
a224fe14 DSH |
1008 | if (SSL_version(s) == DTLS1_VERSION || |
1009 | SSL_version(s) == DTLS1_BAD_VER) | |
36d16f8e BL |
1010 | { |
1011 | s->d1->mtu = larg; | |
1012 | return larg; | |
1013 | } | |
1014 | return 0; | |
59f44e81 DSH |
1015 | case SSL_CTRL_GET_RI_SUPPORT: |
1016 | if (s->s3) | |
1017 | return s->s3->send_connection_binding; | |
1018 | else return 0; | |
413c4f45 MC |
1019 | default: |
1020 | return(s->method->ssl_ctrl(s,cmd,larg,parg)); | |
1021 | } | |
d02b48c6 RE |
1022 | } |
1023 | ||
41a15c4f | 1024 | long SSL_callback_ctrl(SSL *s, int cmd, void (*fp)(void)) |
d3442bc7 RL |
1025 | { |
1026 | switch(cmd) | |
1027 | { | |
bf21446a | 1028 | case SSL_CTRL_SET_MSG_CALLBACK: |
a661b653 | 1029 | 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 |
1030 | return 1; |
1031 | ||
d3442bc7 RL |
1032 | default: |
1033 | return(s->method->ssl_callback_ctrl(s,cmd,fp)); | |
1034 | } | |
1035 | } | |
1036 | ||
1e7396be RL |
1037 | struct lhash_st *SSL_CTX_sessions(SSL_CTX *ctx) |
1038 | { | |
1039 | return ctx->sessions; | |
1040 | } | |
1041 | ||
a661b653 | 1042 | long SSL_CTX_ctrl(SSL_CTX *ctx,int cmd,long larg,void *parg) |
d02b48c6 | 1043 | { |
413c4f45 MC |
1044 | long l; |
1045 | ||
1046 | switch (cmd) | |
1047 | { | |
1048 | case SSL_CTRL_GET_READ_AHEAD: | |
1049 | return(ctx->read_ahead); | |
1050 | case SSL_CTRL_SET_READ_AHEAD: | |
1051 | l=ctx->read_ahead; | |
1052 | ctx->read_ahead=larg; | |
1053 | return(l); | |
bf21446a BM |
1054 | |
1055 | case SSL_CTRL_SET_MSG_CALLBACK_ARG: | |
1056 | ctx->msg_callback_arg = parg; | |
1057 | return 1; | |
1058 | ||
c0f5dd07 LJ |
1059 | case SSL_CTRL_GET_MAX_CERT_LIST: |
1060 | return(ctx->max_cert_list); | |
1061 | case SSL_CTRL_SET_MAX_CERT_LIST: | |
1062 | l=ctx->max_cert_list; | |
1063 | ctx->max_cert_list=larg; | |
1064 | return(l); | |
413c4f45 MC |
1065 | |
1066 | case SSL_CTRL_SET_SESS_CACHE_SIZE: | |
1067 | l=ctx->session_cache_size; | |
1068 | ctx->session_cache_size=larg; | |
1069 | return(l); | |
1070 | case SSL_CTRL_GET_SESS_CACHE_SIZE: | |
1071 | return(ctx->session_cache_size); | |
1072 | case SSL_CTRL_SET_SESS_CACHE_MODE: | |
1073 | l=ctx->session_cache_mode; | |
1074 | ctx->session_cache_mode=larg; | |
1075 | return(l); | |
1076 | case SSL_CTRL_GET_SESS_CACHE_MODE: | |
1077 | return(ctx->session_cache_mode); | |
1078 | ||
1079 | case SSL_CTRL_SESS_NUMBER: | |
1080 | return(ctx->sessions->num_items); | |
1081 | case SSL_CTRL_SESS_CONNECT: | |
1082 | return(ctx->stats.sess_connect); | |
1083 | case SSL_CTRL_SESS_CONNECT_GOOD: | |
1084 | return(ctx->stats.sess_connect_good); | |
1085 | case SSL_CTRL_SESS_CONNECT_RENEGOTIATE: | |
1086 | return(ctx->stats.sess_connect_renegotiate); | |
1087 | case SSL_CTRL_SESS_ACCEPT: | |
1088 | return(ctx->stats.sess_accept); | |
1089 | case SSL_CTRL_SESS_ACCEPT_GOOD: | |
1090 | return(ctx->stats.sess_accept_good); | |
1091 | case SSL_CTRL_SESS_ACCEPT_RENEGOTIATE: | |
1092 | return(ctx->stats.sess_accept_renegotiate); | |
1093 | case SSL_CTRL_SESS_HIT: | |
1094 | return(ctx->stats.sess_hit); | |
1095 | case SSL_CTRL_SESS_CB_HIT: | |
1096 | return(ctx->stats.sess_cb_hit); | |
1097 | case SSL_CTRL_SESS_MISSES: | |
1098 | return(ctx->stats.sess_miss); | |
1099 | case SSL_CTRL_SESS_TIMEOUTS: | |
1100 | return(ctx->stats.sess_timeout); | |
1101 | case SSL_CTRL_SESS_CACHE_FULL: | |
1102 | return(ctx->stats.sess_cache_full); | |
1103 | case SSL_CTRL_OPTIONS: | |
1104 | return(ctx->options|=larg); | |
cb4823fd DSH |
1105 | case SSL_CTRL_CLEAR_OPTIONS: |
1106 | return(ctx->options&=~larg); | |
e1056435 BM |
1107 | case SSL_CTRL_MODE: |
1108 | return(ctx->mode|=larg); | |
cb4823fd DSH |
1109 | case SSL_CTRL_CLEAR_MODE: |
1110 | return(ctx->mode&=~larg); | |
413c4f45 MC |
1111 | default: |
1112 | return(ctx->method->ssl_ctx_ctrl(ctx,cmd,larg,parg)); | |
1113 | } | |
d02b48c6 RE |
1114 | } |
1115 | ||
41a15c4f | 1116 | long SSL_CTX_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)(void)) |
d3442bc7 RL |
1117 | { |
1118 | switch(cmd) | |
1119 | { | |
bf21446a | 1120 | case SSL_CTRL_SET_MSG_CALLBACK: |
a661b653 | 1121 | 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 |
1122 | return 1; |
1123 | ||
d3442bc7 RL |
1124 | default: |
1125 | return(ctx->method->ssl_ctx_callback_ctrl(ctx,cmd,fp)); | |
1126 | } | |
1127 | } | |
1128 | ||
ccd86b68 | 1129 | int ssl_cipher_id_cmp(const SSL_CIPHER *a, const SSL_CIPHER *b) |
d02b48c6 RE |
1130 | { |
1131 | long l; | |
1132 | ||
1133 | l=a->id-b->id; | |
1134 | if (l == 0L) | |
1135 | return(0); | |
1136 | else | |
1137 | return((l > 0)?1:-1); | |
1138 | } | |
1139 | ||
ccd86b68 GT |
1140 | int ssl_cipher_ptr_id_cmp(const SSL_CIPHER * const *ap, |
1141 | const SSL_CIPHER * const *bp) | |
d02b48c6 RE |
1142 | { |
1143 | long l; | |
1144 | ||
1145 | l=(*ap)->id-(*bp)->id; | |
1146 | if (l == 0L) | |
1147 | return(0); | |
1148 | else | |
1149 | return((l > 0)?1:-1); | |
1150 | } | |
1151 | ||
4f43d0e7 | 1152 | /** return a STACK of the ciphers available for the SSL and in order of |
d02b48c6 | 1153 | * preference */ |
0821bcd4 | 1154 | STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s) |
d02b48c6 | 1155 | { |
28b958f7 | 1156 | if (s != NULL) |
d02b48c6 | 1157 | { |
28b958f7 RL |
1158 | if (s->cipher_list != NULL) |
1159 | { | |
1160 | return(s->cipher_list); | |
1161 | } | |
1162 | else if ((s->ctx != NULL) && | |
1163 | (s->ctx->cipher_list != NULL)) | |
1164 | { | |
1165 | return(s->ctx->cipher_list); | |
1166 | } | |
d02b48c6 RE |
1167 | } |
1168 | return(NULL); | |
1169 | } | |
1170 | ||
4f43d0e7 | 1171 | /** return a STACK of the ciphers available for the SSL and in order of |
d02b48c6 | 1172 | * algorithm id */ |
f73e07cf | 1173 | STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s) |
d02b48c6 | 1174 | { |
28b958f7 | 1175 | if (s != NULL) |
d02b48c6 | 1176 | { |
28b958f7 RL |
1177 | if (s->cipher_list_by_id != NULL) |
1178 | { | |
1179 | return(s->cipher_list_by_id); | |
1180 | } | |
1181 | else if ((s->ctx != NULL) && | |
1182 | (s->ctx->cipher_list_by_id != NULL)) | |
1183 | { | |
1184 | return(s->ctx->cipher_list_by_id); | |
1185 | } | |
d02b48c6 RE |
1186 | } |
1187 | return(NULL); | |
1188 | } | |
1189 | ||
4f43d0e7 | 1190 | /** The old interface to get the same thing as SSL_get_ciphers() */ |
0821bcd4 | 1191 | const char *SSL_get_cipher_list(const SSL *s,int n) |
d02b48c6 RE |
1192 | { |
1193 | SSL_CIPHER *c; | |
f73e07cf | 1194 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1195 | |
1196 | if (s == NULL) return(NULL); | |
1197 | sk=SSL_get_ciphers(s); | |
f73e07cf | 1198 | if ((sk == NULL) || (sk_SSL_CIPHER_num(sk) <= n)) |
d02b48c6 | 1199 | return(NULL); |
f73e07cf | 1200 | c=sk_SSL_CIPHER_value(sk,n); |
d02b48c6 RE |
1201 | if (c == NULL) return(NULL); |
1202 | return(c->name); | |
1203 | } | |
1204 | ||
25f923dd | 1205 | /** specify the ciphers to be used by default by the SSL_CTX */ |
018e57c7 | 1206 | int SSL_CTX_set_cipher_list(SSL_CTX *ctx, const char *str) |
d02b48c6 | 1207 | { |
f73e07cf | 1208 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1209 | |
1210 | sk=ssl_create_cipher_list(ctx->method,&ctx->cipher_list, | |
1211 | &ctx->cipher_list_by_id,str); | |
cac0d4ee NL |
1212 | /* ssl_create_cipher_list may return an empty stack if it |
1213 | * was unable to find a cipher matching the given rule string | |
1214 | * (for example if the rule string specifies a cipher which | |
1215 | * has been disabled). This is not an error as far as | |
1216 | * ssl_create_cipher_list is concerned, and hence | |
1217 | * ctx->cipher_list and ctx->cipher_list_by_id has been | |
1218 | * updated. */ | |
1219 | if (sk == NULL) | |
1220 | return 0; | |
1221 | else if (sk_SSL_CIPHER_num(sk) == 0) | |
1222 | { | |
1223 | SSLerr(SSL_F_SSL_CTX_SET_CIPHER_LIST, SSL_R_NO_CIPHER_MATCH); | |
1224 | return 0; | |
1225 | } | |
1226 | return 1; | |
d02b48c6 RE |
1227 | } |
1228 | ||
4f43d0e7 | 1229 | /** specify the ciphers to be used by the SSL */ |
018e57c7 | 1230 | int SSL_set_cipher_list(SSL *s,const char *str) |
d02b48c6 | 1231 | { |
f73e07cf | 1232 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1233 | |
1234 | sk=ssl_create_cipher_list(s->ctx->method,&s->cipher_list, | |
1235 | &s->cipher_list_by_id,str); | |
cac0d4ee NL |
1236 | /* see comment in SSL_CTX_set_cipher_list */ |
1237 | if (sk == NULL) | |
1238 | return 0; | |
1239 | else if (sk_SSL_CIPHER_num(sk) == 0) | |
1240 | { | |
1241 | SSLerr(SSL_F_SSL_SET_CIPHER_LIST, SSL_R_NO_CIPHER_MATCH); | |
1242 | return 0; | |
1243 | } | |
1244 | return 1; | |
d02b48c6 RE |
1245 | } |
1246 | ||
1247 | /* works well for SSLv2, not so good for SSLv3 */ | |
0821bcd4 | 1248 | char *SSL_get_shared_ciphers(const SSL *s,char *buf,int len) |
d02b48c6 | 1249 | { |
e778802f | 1250 | char *p; |
f73e07cf | 1251 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1252 | SSL_CIPHER *c; |
1253 | int i; | |
1254 | ||
1255 | if ((s->session == NULL) || (s->session->ciphers == NULL) || | |
1256 | (len < 2)) | |
1257 | return(NULL); | |
1258 | ||
a2c00fb2 KR |
1259 | p=buf; |
1260 | sk=s->session->ciphers; | |
1261 | ||
d06ae0ff GN |
1262 | if (sk_SSL_CIPHER_num(sk) == 0) |
1263 | return NULL; | |
1264 | ||
f73e07cf | 1265 | for (i=0; i<sk_SSL_CIPHER_num(sk); i++) |
d02b48c6 | 1266 | { |
458c3900 BL |
1267 | int n; |
1268 | ||
f73e07cf | 1269 | c=sk_SSL_CIPHER_value(sk,i); |
458c3900 BL |
1270 | n=strlen(c->name); |
1271 | if (n+1 > len) | |
d02b48c6 | 1272 | { |
458c3900 BL |
1273 | if (p != buf) |
1274 | --p; | |
1275 | *p='\0'; | |
1276 | return buf; | |
d02b48c6 | 1277 | } |
458c3900 BL |
1278 | strcpy(p,c->name); |
1279 | p+=n; | |
d02b48c6 | 1280 | *(p++)=':'; |
458c3900 | 1281 | len-=n+1; |
d02b48c6 RE |
1282 | } |
1283 | p[-1]='\0'; | |
1284 | return(buf); | |
1285 | } | |
1286 | ||
c6c2e313 BM |
1287 | int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p, |
1288 | int (*put_cb)(const SSL_CIPHER *, unsigned char *)) | |
d02b48c6 RE |
1289 | { |
1290 | int i,j=0; | |
1291 | SSL_CIPHER *c; | |
1292 | unsigned char *q; | |
a5224c34 RL |
1293 | #ifndef OPENSSL_NO_KRB5 |
1294 | int nokrb5 = !kssl_tgt_is_available(s->kssl_ctx); | |
1295 | #endif /* OPENSSL_NO_KRB5 */ | |
d02b48c6 RE |
1296 | |
1297 | if (sk == NULL) return(0); | |
1298 | q=p; | |
c6a87647 BM |
1299 | if (put_cb == NULL) |
1300 | put_cb = s->method->put_cipher_by_char; | |
d02b48c6 | 1301 | |
f73e07cf | 1302 | for (i=0; i<sk_SSL_CIPHER_num(sk); i++) |
d02b48c6 | 1303 | { |
f73e07cf | 1304 | c=sk_SSL_CIPHER_value(sk,i); |
a5224c34 RL |
1305 | #ifndef OPENSSL_NO_KRB5 |
1306 | if ((c->algorithms & SSL_KRB5) && nokrb5) | |
1307 | continue; | |
1308 | #endif /* OPENSSL_NO_KRB5 */ | |
c6c2e313 | 1309 | |
c6a87647 | 1310 | j = put_cb(c,p); |
d02b48c6 RE |
1311 | p+=j; |
1312 | } | |
c6a87647 BM |
1313 | /* If p == q, no ciphers; caller indicates an error. |
1314 | * Otherwise, add applicable SCSVs. */ | |
1315 | if (p != q) | |
7a014dce | 1316 | { |
c6a87647 | 1317 | if (!s->new_session) |
7a014dce | 1318 | { |
c6a87647 BM |
1319 | static SSL_CIPHER scsv = |
1320 | { | |
1321 | 0, NULL, SSL3_CK_SCSV, 0, 0, 0, 0, 0, 0, 0, | |
1322 | }; | |
1323 | j = put_cb(&scsv,p); | |
1324 | p+=j; | |
7a014dce | 1325 | #ifdef OPENSSL_RI_DEBUG |
c6a87647 | 1326 | fprintf(stderr, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV sent by client\n"); |
7a014dce | 1327 | #endif |
c6a87647 BM |
1328 | } |
1329 | ||
1330 | if (s->mode & SSL_MODE_SEND_FALLBACK_SCSV) | |
1331 | { | |
1332 | static SSL_CIPHER scsv = | |
1333 | { | |
1334 | 0, NULL, SSL3_CK_FALLBACK_SCSV, 0, 0, 0, 0, 0, 0, 0, | |
1335 | }; | |
1336 | j = put_cb(&scsv,p); | |
1337 | p+=j; | |
1338 | } | |
1339 | } | |
7a014dce | 1340 | |
d02b48c6 RE |
1341 | return(p-q); |
1342 | } | |
1343 | ||
f73e07cf BL |
1344 | STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num, |
1345 | STACK_OF(SSL_CIPHER) **skp) | |
d02b48c6 RE |
1346 | { |
1347 | SSL_CIPHER *c; | |
f73e07cf | 1348 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 | 1349 | int i,n; |
c6a87647 | 1350 | |
98c7b036 DSH |
1351 | if (s->s3) |
1352 | s->s3->send_connection_binding = 0; | |
7a014dce | 1353 | |
d02b48c6 | 1354 | n=ssl_put_cipher_by_char(s,NULL,NULL); |
c6a87647 | 1355 | if (n == 0 || (num%n) != 0) |
d02b48c6 RE |
1356 | { |
1357 | SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST); | |
1358 | return(NULL); | |
1359 | } | |
1360 | if ((skp == NULL) || (*skp == NULL)) | |
62324627 | 1361 | sk=sk_SSL_CIPHER_new_null(); /* change perhaps later */ |
d02b48c6 RE |
1362 | else |
1363 | { | |
1364 | sk= *skp; | |
f73e07cf | 1365 | sk_SSL_CIPHER_zero(sk); |
d02b48c6 RE |
1366 | } |
1367 | ||
1368 | for (i=0; i<num; i+=n) | |
1369 | { | |
c6a87647 | 1370 | /* Check for TLS_EMPTY_RENEGOTIATION_INFO_SCSV */ |
98c7b036 | 1371 | if (s->s3 && (n != 3 || !p[0]) && |
5f409487 DSH |
1372 | (p[n-2] == ((SSL3_CK_SCSV >> 8) & 0xff)) && |
1373 | (p[n-1] == (SSL3_CK_SCSV & 0xff))) | |
7a014dce | 1374 | { |
50a095ed DSH |
1375 | /* SCSV fatal if renegotiating */ |
1376 | if (s->new_session) | |
1377 | { | |
1378 | SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,SSL_R_SCSV_RECEIVED_WHEN_RENEGOTIATING); | |
1379 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_HANDSHAKE_FAILURE); | |
1380 | goto err; | |
1381 | } | |
7a014dce DSH |
1382 | s->s3->send_connection_binding = 1; |
1383 | p += n; | |
1384 | #ifdef OPENSSL_RI_DEBUG | |
5f409487 | 1385 | fprintf(stderr, "SCSV received by server\n"); |
7a014dce DSH |
1386 | #endif |
1387 | continue; | |
1388 | } | |
1389 | ||
c6a87647 BM |
1390 | /* Check for TLS_FALLBACK_SCSV */ |
1391 | if ((n != 3 || !p[0]) && | |
1392 | (p[n-2] == ((SSL3_CK_FALLBACK_SCSV >> 8) & 0xff)) && | |
1393 | (p[n-1] == (SSL3_CK_FALLBACK_SCSV & 0xff))) | |
1394 | { | |
1395 | /* The SCSV indicates that the client previously tried a higher version. | |
1396 | * Fail if the current version is an unexpected downgrade. */ | |
1397 | if (!SSL_ctrl(s, SSL_CTRL_CHECK_PROTO_VERSION, 0, NULL)) | |
1398 | { | |
1399 | SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,SSL_R_INAPPROPRIATE_FALLBACK); | |
1400 | if (s->s3) | |
1401 | ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_INAPPROPRIATE_FALLBACK); | |
1402 | goto err; | |
1403 | } | |
1acca282 | 1404 | p += n; |
c6a87647 BM |
1405 | continue; |
1406 | } | |
1407 | ||
d02b48c6 RE |
1408 | c=ssl_get_cipher_by_char(s,p); |
1409 | p+=n; | |
1410 | if (c != NULL) | |
1411 | { | |
f73e07cf | 1412 | if (!sk_SSL_CIPHER_push(sk,c)) |
d02b48c6 RE |
1413 | { |
1414 | SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,ERR_R_MALLOC_FAILURE); | |
1415 | goto err; | |
1416 | } | |
1417 | } | |
1418 | } | |
1419 | ||
1420 | if (skp != NULL) | |
1421 | *skp=sk; | |
1422 | return(sk); | |
1423 | err: | |
1424 | if ((skp == NULL) || (*skp == NULL)) | |
f73e07cf | 1425 | sk_SSL_CIPHER_free(sk); |
d02b48c6 RE |
1426 | return(NULL); |
1427 | } | |
1428 | ||
865a90eb DSH |
1429 | #ifndef OPENSSL_NO_TLSEXT |
1430 | /** return a servername extension value if provided in Client Hello, or NULL. | |
1431 | * So far, only host_name types are defined (RFC 3546). | |
1432 | */ | |
1433 | ||
1434 | const char *SSL_get_servername(const SSL *s, const int type) | |
1435 | { | |
1436 | if (type != TLSEXT_NAMETYPE_host_name) | |
1437 | return NULL; | |
1438 | ||
1439 | return s->session && !s->tlsext_hostname ? | |
1440 | s->session->tlsext_hostname : | |
1441 | s->tlsext_hostname; | |
1442 | } | |
1443 | ||
1444 | int SSL_get_servername_type(const SSL *s) | |
1445 | { | |
1446 | if (s->session && (!s->tlsext_hostname ? s->session->tlsext_hostname : s->tlsext_hostname)) | |
1447 | return TLSEXT_NAMETYPE_host_name; | |
1448 | return -1; | |
1449 | } | |
1450 | #endif | |
1451 | ||
0821bcd4 | 1452 | unsigned long SSL_SESSION_hash(const SSL_SESSION *a) |
d02b48c6 RE |
1453 | { |
1454 | unsigned long l; | |
1455 | ||
dfeab068 RE |
1456 | l=(unsigned long) |
1457 | ((unsigned int) a->session_id[0] )| | |
1458 | ((unsigned int) a->session_id[1]<< 8L)| | |
1459 | ((unsigned long)a->session_id[2]<<16L)| | |
1460 | ((unsigned long)a->session_id[3]<<24L); | |
d02b48c6 RE |
1461 | return(l); |
1462 | } | |
1463 | ||
dc644fe2 GT |
1464 | /* NB: If this function (or indeed the hash function which uses a sort of |
1465 | * coarser function than this one) is changed, ensure | |
1466 | * SSL_CTX_has_matching_session_id() is checked accordingly. It relies on being | |
1467 | * able to construct an SSL_SESSION that will collide with any existing session | |
1468 | * with a matching session ID. */ | |
0821bcd4 | 1469 | int SSL_SESSION_cmp(const SSL_SESSION *a,const SSL_SESSION *b) |
d02b48c6 | 1470 | { |
58964a49 RE |
1471 | if (a->ssl_version != b->ssl_version) |
1472 | return(1); | |
1473 | if (a->session_id_length != b->session_id_length) | |
1474 | return(1); | |
1475 | return(memcmp(a->session_id,b->session_id,a->session_id_length)); | |
d02b48c6 RE |
1476 | } |
1477 | ||
d0fa136c GT |
1478 | /* These wrapper functions should remain rather than redeclaring |
1479 | * SSL_SESSION_hash and SSL_SESSION_cmp for void* types and casting each | |
1480 | * variable. The reason is that the functions aren't static, they're exposed via | |
1481 | * ssl.h. */ | |
97b17195 GT |
1482 | static IMPLEMENT_LHASH_HASH_FN(SSL_SESSION_hash, SSL_SESSION *) |
1483 | static IMPLEMENT_LHASH_COMP_FN(SSL_SESSION_cmp, SSL_SESSION *) | |
1484 | ||
4f43d0e7 | 1485 | SSL_CTX *SSL_CTX_new(SSL_METHOD *meth) |
d02b48c6 | 1486 | { |
dfeab068 | 1487 | SSL_CTX *ret=NULL; |
d02b48c6 RE |
1488 | |
1489 | if (meth == NULL) | |
1490 | { | |
1491 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_NULL_SSL_METHOD_PASSED); | |
1492 | return(NULL); | |
1493 | } | |
dfeab068 | 1494 | |
14748adb DSH |
1495 | #ifdef OPENSSL_FIPS |
1496 | if (FIPS_mode() && (meth->version < TLS1_VERSION)) | |
1497 | { | |
1498 | SSLerr(SSL_F_SSL_CTX_NEW, SSL_R_ONLY_TLS_ALLOWED_IN_FIPS_MODE); | |
1499 | return NULL; | |
1500 | } | |
1501 | #endif | |
1502 | ||
dfeab068 RE |
1503 | if (SSL_get_ex_data_X509_STORE_CTX_idx() < 0) |
1504 | { | |
1505 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_X509_VERIFICATION_SETUP_PROBLEMS); | |
1506 | goto err; | |
1507 | } | |
26a3a48d | 1508 | ret=(SSL_CTX *)OPENSSL_malloc(sizeof(SSL_CTX)); |
d02b48c6 RE |
1509 | if (ret == NULL) |
1510 | goto err; | |
1511 | ||
1512 | memset(ret,0,sizeof(SSL_CTX)); | |
1513 | ||
1514 | ret->method=meth; | |
1515 | ||
1516 | ret->cert_store=NULL; | |
1517 | ret->session_cache_mode=SSL_SESS_CACHE_SERVER; | |
58964a49 RE |
1518 | ret->session_cache_size=SSL_SESSION_CACHE_MAX_SIZE_DEFAULT; |
1519 | ret->session_cache_head=NULL; | |
1520 | ret->session_cache_tail=NULL; | |
d02b48c6 RE |
1521 | |
1522 | /* We take the system default */ | |
1523 | ret->session_timeout=meth->get_timeout(); | |
1524 | ||
bf21446a BM |
1525 | ret->new_session_cb=0; |
1526 | ret->remove_session_cb=0; | |
1527 | ret->get_session_cb=0; | |
1528 | ret->generate_session_id=0; | |
d02b48c6 | 1529 | |
413c4f45 | 1530 | memset((char *)&ret->stats,0,sizeof(ret->stats)); |
d02b48c6 RE |
1531 | |
1532 | ret->references=1; | |
1533 | ret->quiet_shutdown=0; | |
1534 | ||
1535 | /* ret->cipher=NULL;*/ | |
1536 | /* ret->s2->challenge=NULL; | |
1537 | ret->master_key=NULL; | |
1538 | ret->key_arg=NULL; | |
1539 | ret->s2->conn_id=NULL; */ | |
1540 | ||
45d87a1f | 1541 | ret->info_callback=NULL; |
d02b48c6 | 1542 | |
bf21446a | 1543 | ret->app_verify_callback=0; |
d02b48c6 RE |
1544 | ret->app_verify_arg=NULL; |
1545 | ||
c0f5dd07 | 1546 | ret->max_cert_list=SSL_MAX_CERT_LIST_DEFAULT; |
413c4f45 | 1547 | ret->read_ahead=0; |
bf21446a BM |
1548 | ret->msg_callback=0; |
1549 | ret->msg_callback_arg=NULL; | |
413c4f45 | 1550 | ret->verify_mode=SSL_VERIFY_NONE; |
5d7c222d | 1551 | #if 0 |
7f89714e | 1552 | ret->verify_depth=-1; /* Don't impose a limit (but x509_lu.c does) */ |
5d7c222d | 1553 | #endif |
bf21446a | 1554 | ret->sid_ctx_length=0; |
d02b48c6 | 1555 | ret->default_verify_callback=NULL; |
ca8e5b9b | 1556 | if ((ret->cert=ssl_cert_new()) == NULL) |
d02b48c6 RE |
1557 | goto err; |
1558 | ||
bf21446a | 1559 | ret->default_passwd_callback=0; |
74678cc2 | 1560 | ret->default_passwd_callback_userdata=NULL; |
bf21446a | 1561 | ret->client_cert_cb=0; |
cac0d4ee NL |
1562 | ret->app_gen_cookie_cb=0; |
1563 | ret->app_verify_cookie_cb=0; | |
d02b48c6 | 1564 | |
97b17195 GT |
1565 | ret->sessions=lh_new(LHASH_HASH_FN(SSL_SESSION_hash), |
1566 | LHASH_COMP_FN(SSL_SESSION_cmp)); | |
d02b48c6 RE |
1567 | if (ret->sessions == NULL) goto err; |
1568 | ret->cert_store=X509_STORE_new(); | |
1569 | if (ret->cert_store == NULL) goto err; | |
1570 | ||
1571 | ssl_create_cipher_list(ret->method, | |
1572 | &ret->cipher_list,&ret->cipher_list_by_id, | |
1573 | SSL_DEFAULT_CIPHER_LIST); | |
f73e07cf BL |
1574 | if (ret->cipher_list == NULL |
1575 | || sk_SSL_CIPHER_num(ret->cipher_list) <= 0) | |
d02b48c6 RE |
1576 | { |
1577 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_LIBRARY_HAS_NO_CIPHERS); | |
1578 | goto err2; | |
1579 | } | |
1580 | ||
5d7c222d DSH |
1581 | ret->param = X509_VERIFY_PARAM_new(); |
1582 | if (!ret->param) | |
1583 | goto err; | |
1584 | ||
58964a49 RE |
1585 | if ((ret->rsa_md5=EVP_get_digestbyname("ssl2-md5")) == NULL) |
1586 | { | |
1587 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES); | |
1588 | goto err2; | |
1589 | } | |
1590 | if ((ret->md5=EVP_get_digestbyname("ssl3-md5")) == NULL) | |
1591 | { | |
1592 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES); | |
1593 | goto err2; | |
1594 | } | |
1595 | if ((ret->sha1=EVP_get_digestbyname("ssl3-sha1")) == NULL) | |
1596 | { | |
1597 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES); | |
1598 | goto err2; | |
1599 | } | |
1600 | ||
f73e07cf | 1601 | if ((ret->client_CA=sk_X509_NAME_new_null()) == NULL) |
d02b48c6 RE |
1602 | goto err; |
1603 | ||
79aa04ef | 1604 | CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL_CTX, ret, &ret->ex_data); |
58964a49 | 1605 | |
dfeab068 | 1606 | ret->extra_certs=NULL; |
e1e39a24 DSH |
1607 | /* No compression for DTLS */ |
1608 | if (meth->version != DTLS1_VERSION) | |
1609 | ret->comp_methods=SSL_COMP_get_compression_methods(); | |
dfeab068 | 1610 | |
865a90eb DSH |
1611 | #ifndef OPENSSL_NO_TLSEXT |
1612 | ret->tlsext_servername_callback = 0; | |
1613 | ret->tlsext_servername_arg = NULL; | |
1614 | /* Setup RFC4507 ticket keys */ | |
1615 | if ((RAND_pseudo_bytes(ret->tlsext_tick_key_name, 16) <= 0) | |
1616 | || (RAND_bytes(ret->tlsext_tick_hmac_key, 16) <= 0) | |
1617 | || (RAND_bytes(ret->tlsext_tick_aes_key, 16) <= 0)) | |
1618 | ret->options |= SSL_OP_NO_TICKET; | |
1619 | ||
a5232767 DSH |
1620 | ret->tlsext_status_cb = 0; |
1621 | ret->tlsext_status_arg = NULL; | |
1622 | ||
59137156 DSH |
1623 | #endif |
1624 | ||
1625 | #ifndef OPENSSL_NO_ENGINE | |
1626 | ret->client_cert_engine = NULL; | |
1627 | #ifdef OPENSSL_SSL_CLIENT_ENGINE_AUTO | |
1628 | #define eng_strx(x) #x | |
1629 | #define eng_str(x) eng_strx(x) | |
1630 | /* Use specific client engine automatically... ignore errors */ | |
1631 | { | |
1632 | ENGINE *eng; | |
1633 | eng = ENGINE_by_id(eng_str(OPENSSL_SSL_CLIENT_ENGINE_AUTO)); | |
0278e15f DSH |
1634 | if (!eng) |
1635 | { | |
1636 | ERR_clear_error(); | |
1637 | ENGINE_load_builtin_engines(); | |
1638 | eng = ENGINE_by_id(eng_str(OPENSSL_SSL_CLIENT_ENGINE_AUTO)); | |
1639 | } | |
59137156 DSH |
1640 | if (!eng || !SSL_CTX_set_client_cert_engine(ret, eng)) |
1641 | ERR_clear_error(); | |
1642 | } | |
1643 | #endif | |
865a90eb | 1644 | #endif |
ccc3df8c DSH |
1645 | /* Default is to connect to non-RI servers. When RI is more widely |
1646 | * deployed might change this. | |
1647 | */ | |
bec71847 | 1648 | ret->options |= SSL_OP_LEGACY_SERVER_CONNECT; |
865a90eb | 1649 | |
d02b48c6 RE |
1650 | return(ret); |
1651 | err: | |
1652 | SSLerr(SSL_F_SSL_CTX_NEW,ERR_R_MALLOC_FAILURE); | |
1653 | err2: | |
1654 | if (ret != NULL) SSL_CTX_free(ret); | |
1655 | return(NULL); | |
1656 | } | |
1657 | ||
0826c85f | 1658 | #if 0 |
f73e07cf | 1659 | static void SSL_COMP_free(SSL_COMP *comp) |
26a3a48d | 1660 | { OPENSSL_free(comp); } |
0826c85f | 1661 | #endif |
f73e07cf | 1662 | |
4f43d0e7 | 1663 | void SSL_CTX_free(SSL_CTX *a) |
d02b48c6 RE |
1664 | { |
1665 | int i; | |
1666 | ||
1667 | if (a == NULL) return; | |
1668 | ||
1669 | i=CRYPTO_add(&a->references,-1,CRYPTO_LOCK_SSL_CTX); | |
58964a49 RE |
1670 | #ifdef REF_PRINT |
1671 | REF_PRINT("SSL_CTX",a); | |
1672 | #endif | |
d02b48c6 RE |
1673 | if (i > 0) return; |
1674 | #ifdef REF_CHECK | |
1675 | if (i < 0) | |
1676 | { | |
1677 | fprintf(stderr,"SSL_CTX_free, bad reference count\n"); | |
1678 | abort(); /* ok */ | |
1679 | } | |
1680 | #endif | |
1681 | ||
5d7c222d DSH |
1682 | if (a->param) |
1683 | X509_VERIFY_PARAM_free(a->param); | |
1684 | ||
82a20fb0 LJ |
1685 | /* |
1686 | * Free internal session cache. However: the remove_cb() may reference | |
1687 | * the ex_data of SSL_CTX, thus the ex_data store can only be removed | |
1688 | * after the sessions were flushed. | |
1689 | * As the ex_data handling routines might also touch the session cache, | |
1690 | * the most secure solution seems to be: empty (flush) the cache, then | |
1691 | * free ex_data, then finally free the cache. | |
1692 | * (See ticket [openssl.org #212].) | |
1693 | */ | |
d02b48c6 | 1694 | if (a->sessions != NULL) |
d02b48c6 | 1695 | SSL_CTX_flush_sessions(a,0); |
82a20fb0 LJ |
1696 | |
1697 | CRYPTO_free_ex_data(CRYPTO_EX_INDEX_SSL_CTX, a, &a->ex_data); | |
1698 | ||
1699 | if (a->sessions != NULL) | |
d02b48c6 | 1700 | lh_free(a->sessions); |
82a20fb0 | 1701 | |
d02b48c6 RE |
1702 | if (a->cert_store != NULL) |
1703 | X509_STORE_free(a->cert_store); | |
1704 | if (a->cipher_list != NULL) | |
f73e07cf | 1705 | sk_SSL_CIPHER_free(a->cipher_list); |
d02b48c6 | 1706 | if (a->cipher_list_by_id != NULL) |
f73e07cf | 1707 | sk_SSL_CIPHER_free(a->cipher_list_by_id); |
ca8e5b9b BM |
1708 | if (a->cert != NULL) |
1709 | ssl_cert_free(a->cert); | |
d02b48c6 | 1710 | if (a->client_CA != NULL) |
f73e07cf | 1711 | sk_X509_NAME_pop_free(a->client_CA,X509_NAME_free); |
dfeab068 | 1712 | if (a->extra_certs != NULL) |
f73e07cf | 1713 | sk_X509_pop_free(a->extra_certs,X509_free); |
cd9b7d7c | 1714 | #if 0 /* This should never be done, since it removes a global database */ |
413c4f45 | 1715 | if (a->comp_methods != NULL) |
f73e07cf | 1716 | sk_SSL_COMP_pop_free(a->comp_methods,SSL_COMP_free); |
cd9b7d7c RL |
1717 | #else |
1718 | a->comp_methods = NULL; | |
59137156 DSH |
1719 | #endif |
1720 | #ifndef OPENSSL_NO_ENGINE | |
1721 | if (a->client_cert_engine) | |
1722 | ENGINE_finish(a->client_cert_engine); | |
cd9b7d7c | 1723 | #endif |
26a3a48d | 1724 | OPENSSL_free(a); |
d02b48c6 RE |
1725 | } |
1726 | ||
3ae76679 | 1727 | void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb) |
d02b48c6 RE |
1728 | { |
1729 | ctx->default_passwd_callback=cb; | |
1730 | } | |
1731 | ||
74678cc2 BM |
1732 | void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx,void *u) |
1733 | { | |
1734 | ctx->default_passwd_callback_userdata=u; | |
1735 | } | |
1736 | ||
023ec151 | 1737 | void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx, int (*cb)(X509_STORE_CTX *,void *), void *arg) |
d02b48c6 RE |
1738 | { |
1739 | ctx->app_verify_callback=cb; | |
023ec151 | 1740 | ctx->app_verify_arg=arg; |
d02b48c6 RE |
1741 | } |
1742 | ||
4f43d0e7 | 1743 | void SSL_CTX_set_verify(SSL_CTX *ctx,int mode,int (*cb)(int, X509_STORE_CTX *)) |
d02b48c6 | 1744 | { |
413c4f45 | 1745 | ctx->verify_mode=mode; |
d02b48c6 | 1746 | ctx->default_verify_callback=cb; |
d02b48c6 RE |
1747 | } |
1748 | ||
7f89714e BM |
1749 | void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth) |
1750 | { | |
5d7c222d | 1751 | X509_VERIFY_PARAM_set_depth(ctx->param, depth); |
7f89714e BM |
1752 | } |
1753 | ||
ca8e5b9b | 1754 | void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher) |
d02b48c6 RE |
1755 | { |
1756 | CERT_PKEY *cpk; | |
1757 | int rsa_enc,rsa_tmp,rsa_sign,dh_tmp,dh_rsa,dh_dsa,dsa_sign; | |
1758 | int rsa_enc_export,dh_rsa_export,dh_dsa_export; | |
60e31c3a | 1759 | int rsa_tmp_export,dh_tmp_export,kl; |
d02b48c6 | 1760 | unsigned long mask,emask; |
4913b88f NL |
1761 | int have_ecc_cert, ecdh_ok, ecdsa_ok, ecc_pkey_size; |
1762 | #ifndef OPENSSL_NO_ECDH | |
1763 | int have_ecdh_tmp; | |
1764 | #endif | |
ea262260 BM |
1765 | X509 *x = NULL; |
1766 | EVP_PKEY *ecc_pkey = NULL; | |
1767 | int signature_nid = 0; | |
d02b48c6 | 1768 | |
f415fa32 | 1769 | if (c == NULL) return; |
d02b48c6 | 1770 | |
60e31c3a BL |
1771 | kl=SSL_C_EXPORT_PKEYLENGTH(cipher); |
1772 | ||
bc36ee62 | 1773 | #ifndef OPENSSL_NO_RSA |
ca8e5b9b BM |
1774 | rsa_tmp=(c->rsa_tmp != NULL || c->rsa_tmp_cb != NULL); |
1775 | rsa_tmp_export=(c->rsa_tmp_cb != NULL || | |
60e31c3a | 1776 | (rsa_tmp && RSA_size(c->rsa_tmp)*8 <= kl)); |
d02b48c6 RE |
1777 | #else |
1778 | rsa_tmp=rsa_tmp_export=0; | |
1779 | #endif | |
bc36ee62 | 1780 | #ifndef OPENSSL_NO_DH |
ca8e5b9b BM |
1781 | dh_tmp=(c->dh_tmp != NULL || c->dh_tmp_cb != NULL); |
1782 | dh_tmp_export=(c->dh_tmp_cb != NULL || | |
60e31c3a | 1783 | (dh_tmp && DH_size(c->dh_tmp)*8 <= kl)); |
d02b48c6 RE |
1784 | #else |
1785 | dh_tmp=dh_tmp_export=0; | |
1786 | #endif | |
1787 | ||
ea262260 BM |
1788 | #ifndef OPENSSL_NO_ECDH |
1789 | have_ecdh_tmp=(c->ecdh_tmp != NULL || c->ecdh_tmp_cb != NULL); | |
1790 | #endif | |
d02b48c6 | 1791 | cpk= &(c->pkeys[SSL_PKEY_RSA_ENC]); |
60e31c3a BL |
1792 | rsa_enc= (cpk->x509 != NULL && cpk->privatekey != NULL); |
1793 | rsa_enc_export=(rsa_enc && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
d02b48c6 | 1794 | cpk= &(c->pkeys[SSL_PKEY_RSA_SIGN]); |
60e31c3a | 1795 | rsa_sign=(cpk->x509 != NULL && cpk->privatekey != NULL); |
d02b48c6 | 1796 | cpk= &(c->pkeys[SSL_PKEY_DSA_SIGN]); |
60e31c3a | 1797 | dsa_sign=(cpk->x509 != NULL && cpk->privatekey != NULL); |
d02b48c6 | 1798 | cpk= &(c->pkeys[SSL_PKEY_DH_RSA]); |
60e31c3a BL |
1799 | dh_rsa= (cpk->x509 != NULL && cpk->privatekey != NULL); |
1800 | dh_rsa_export=(dh_rsa && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
d02b48c6 RE |
1801 | cpk= &(c->pkeys[SSL_PKEY_DH_DSA]); |
1802 | /* FIX THIS EAY EAY EAY */ | |
60e31c3a BL |
1803 | dh_dsa= (cpk->x509 != NULL && cpk->privatekey != NULL); |
1804 | dh_dsa_export=(dh_dsa && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
ea262260 BM |
1805 | cpk= &(c->pkeys[SSL_PKEY_ECC]); |
1806 | have_ecc_cert= (cpk->x509 != NULL && cpk->privatekey != NULL); | |
d02b48c6 RE |
1807 | mask=0; |
1808 | emask=0; | |
1809 | ||
1810 | #ifdef CIPHER_DEBUG | |
f415fa32 BL |
1811 | printf("rt=%d rte=%d dht=%d re=%d ree=%d rs=%d ds=%d dhr=%d dhd=%d\n", |
1812 | rsa_tmp,rsa_tmp_export,dh_tmp, | |
1813 | rsa_enc,rsa_enc_export,rsa_sign,dsa_sign,dh_rsa,dh_dsa); | |
d02b48c6 RE |
1814 | #endif |
1815 | ||
1816 | if (rsa_enc || (rsa_tmp && rsa_sign)) | |
1817 | mask|=SSL_kRSA; | |
f415fa32 | 1818 | if (rsa_enc_export || (rsa_tmp_export && (rsa_sign || rsa_enc))) |
d02b48c6 RE |
1819 | emask|=SSL_kRSA; |
1820 | ||
1821 | #if 0 | |
1822 | /* The match needs to be both kEDH and aRSA or aDSA, so don't worry */ | |
1823 | if ( (dh_tmp || dh_rsa || dh_dsa) && | |
1824 | (rsa_enc || rsa_sign || dsa_sign)) | |
1825 | mask|=SSL_kEDH; | |
1826 | if ((dh_tmp_export || dh_rsa_export || dh_dsa_export) && | |
1827 | (rsa_enc || rsa_sign || dsa_sign)) | |
1828 | emask|=SSL_kEDH; | |
1829 | #endif | |
1830 | ||
1831 | if (dh_tmp_export) | |
1832 | emask|=SSL_kEDH; | |
1833 | ||
1834 | if (dh_tmp) | |
1835 | mask|=SSL_kEDH; | |
1836 | ||
1837 | if (dh_rsa) mask|=SSL_kDHr; | |
1838 | if (dh_rsa_export) emask|=SSL_kDHr; | |
1839 | ||
1840 | if (dh_dsa) mask|=SSL_kDHd; | |
1841 | if (dh_dsa_export) emask|=SSL_kDHd; | |
1842 | ||
1843 | if (rsa_enc || rsa_sign) | |
1844 | { | |
1845 | mask|=SSL_aRSA; | |
c4d42351 | 1846 | emask|=SSL_aRSA; |
d02b48c6 RE |
1847 | } |
1848 | ||
1849 | if (dsa_sign) | |
1850 | { | |
1851 | mask|=SSL_aDSS; | |
1852 | emask|=SSL_aDSS; | |
1853 | } | |
1854 | ||
d02b48c6 RE |
1855 | mask|=SSL_aNULL; |
1856 | emask|=SSL_aNULL; | |
d02b48c6 | 1857 | |
bc36ee62 | 1858 | #ifndef OPENSSL_NO_KRB5 |
f9b3bff6 RL |
1859 | mask|=SSL_kKRB5|SSL_aKRB5; |
1860 | emask|=SSL_kKRB5|SSL_aKRB5; | |
1861 | #endif | |
1862 | ||
ea262260 BM |
1863 | /* An ECC certificate may be usable for ECDH and/or |
1864 | * ECDSA cipher suites depending on the key usage extension. | |
1865 | */ | |
1866 | if (have_ecc_cert) | |
1867 | { | |
1868 | /* This call populates extension flags (ex_flags) */ | |
1869 | x = (c->pkeys[SSL_PKEY_ECC]).x509; | |
1870 | X509_check_purpose(x, -1, 0); | |
1871 | ecdh_ok = (x->ex_flags & EXFLAG_KUSAGE) ? | |
1872 | (x->ex_kusage & X509v3_KU_KEY_AGREEMENT) : 1; | |
1873 | ecdsa_ok = (x->ex_flags & EXFLAG_KUSAGE) ? | |
1874 | (x->ex_kusage & X509v3_KU_DIGITAL_SIGNATURE) : 1; | |
1875 | ecc_pkey = X509_get_pubkey(x); | |
1876 | ecc_pkey_size = (ecc_pkey != NULL) ? | |
1877 | EVP_PKEY_bits(ecc_pkey) : 0; | |
1878 | EVP_PKEY_free(ecc_pkey); | |
1879 | if ((x->sig_alg) && (x->sig_alg->algorithm)) | |
1880 | signature_nid = OBJ_obj2nid(x->sig_alg->algorithm); | |
1881 | #ifndef OPENSSL_NO_ECDH | |
1882 | if (ecdh_ok) | |
1883 | { | |
1884 | if ((signature_nid == NID_md5WithRSAEncryption) || | |
1885 | (signature_nid == NID_md4WithRSAEncryption) || | |
1886 | (signature_nid == NID_md2WithRSAEncryption)) | |
1887 | { | |
1888 | mask|=SSL_kECDH|SSL_aRSA; | |
1889 | if (ecc_pkey_size <= 163) | |
1890 | emask|=SSL_kECDH|SSL_aRSA; | |
1891 | } | |
1892 | if (signature_nid == NID_ecdsa_with_SHA1) | |
1893 | { | |
1894 | mask|=SSL_kECDH|SSL_aECDSA; | |
1895 | if (ecc_pkey_size <= 163) | |
1896 | emask|=SSL_kECDH|SSL_aECDSA; | |
1897 | } | |
1898 | } | |
1899 | #endif | |
1900 | #ifndef OPENSSL_NO_ECDSA | |
1901 | if (ecdsa_ok) | |
1902 | { | |
1903 | mask|=SSL_aECDSA; | |
1904 | emask|=SSL_aECDSA; | |
1905 | } | |
1906 | #endif | |
1907 | } | |
1908 | ||
1909 | #ifndef OPENSSL_NO_ECDH | |
1910 | if (have_ecdh_tmp) | |
1911 | { | |
1912 | mask|=SSL_kECDHE; | |
1913 | emask|=SSL_kECDHE; | |
1914 | } | |
1915 | #endif | |
d02b48c6 RE |
1916 | c->mask=mask; |
1917 | c->export_mask=emask; | |
1918 | c->valid=1; | |
1919 | } | |
1920 | ||
ea262260 BM |
1921 | /* This handy macro borrowed from crypto/x509v3/v3_purp.c */ |
1922 | #define ku_reject(x, usage) \ | |
1923 | (((x)->ex_flags & EXFLAG_KUSAGE) && !((x)->ex_kusage & (usage))) | |
1924 | ||
1925 | int check_srvr_ecc_cert_and_alg(X509 *x, SSL_CIPHER *cs) | |
1926 | { | |
1927 | unsigned long alg = cs->algorithms; | |
1928 | EVP_PKEY *pkey = NULL; | |
1929 | int keysize = 0; | |
1930 | int signature_nid = 0; | |
1931 | ||
1932 | if (SSL_C_IS_EXPORT(cs)) | |
1933 | { | |
1934 | /* ECDH key length in export ciphers must be <= 163 bits */ | |
1935 | pkey = X509_get_pubkey(x); | |
1936 | if (pkey == NULL) return 0; | |
1937 | keysize = EVP_PKEY_bits(pkey); | |
1938 | EVP_PKEY_free(pkey); | |
1939 | if (keysize > 163) return 0; | |
1940 | } | |
1941 | ||
1942 | /* This call populates the ex_flags field correctly */ | |
1943 | X509_check_purpose(x, -1, 0); | |
1944 | if ((x->sig_alg) && (x->sig_alg->algorithm)) | |
1945 | signature_nid = OBJ_obj2nid(x->sig_alg->algorithm); | |
1946 | if (alg & SSL_kECDH) | |
1947 | { | |
1948 | /* key usage, if present, must allow key agreement */ | |
1949 | if (ku_reject(x, X509v3_KU_KEY_AGREEMENT)) | |
1950 | { | |
ea262260 BM |
1951 | return 0; |
1952 | } | |
1953 | if (alg & SSL_aECDSA) | |
1954 | { | |
1955 | /* signature alg must be ECDSA */ | |
1956 | if (signature_nid != NID_ecdsa_with_SHA1) | |
1957 | { | |
ea262260 BM |
1958 | return 0; |
1959 | } | |
1960 | } | |
1961 | if (alg & SSL_aRSA) | |
1962 | { | |
1963 | /* signature alg must be RSA */ | |
1964 | if ((signature_nid != NID_md5WithRSAEncryption) && | |
1965 | (signature_nid != NID_md4WithRSAEncryption) && | |
1966 | (signature_nid != NID_md2WithRSAEncryption)) | |
1967 | { | |
ea262260 BM |
1968 | return 0; |
1969 | } | |
1970 | } | |
1971 | } | |
1972 | else if (alg & SSL_aECDSA) | |
1973 | { | |
1974 | /* key usage, if present, must allow signing */ | |
1975 | if (ku_reject(x, X509v3_KU_DIGITAL_SIGNATURE)) | |
1976 | { | |
ea262260 BM |
1977 | return 0; |
1978 | } | |
1979 | } | |
1980 | ||
1981 | return 1; /* all checks are ok */ | |
1982 | } | |
1983 | ||
d02b48c6 | 1984 | /* THIS NEEDS CLEANING UP */ |
71a2440e | 1985 | CERT_PKEY *ssl_get_server_send_pkey(const SSL *s) |
d02b48c6 | 1986 | { |
d8869758 | 1987 | unsigned long alg,kalg; |
d02b48c6 | 1988 | CERT *c; |
d8869758 | 1989 | int i; |
d02b48c6 RE |
1990 | |
1991 | c=s->cert; | |
ca8e5b9b | 1992 | ssl_set_cert_masks(c, s->s3->tmp.new_cipher); |
d02b48c6 | 1993 | alg=s->s3->tmp.new_cipher->algorithms; |
d02b48c6 RE |
1994 | kalg=alg&(SSL_MKEY_MASK|SSL_AUTH_MASK); |
1995 | ||
ea262260 BM |
1996 | if (kalg & SSL_kECDH) |
1997 | { | |
1998 | /* we don't need to look at SSL_kECDHE | |
1999 | * since no certificate is needed for | |
2000 | * anon ECDH and for authenticated | |
2001 | * ECDHE, the check for the auth | |
2002 | * algorithm will set i correctly | |
2003 | * NOTE: For ECDH-RSA, we need an ECC | |
2004 | * not an RSA cert but for ECDHE-RSA | |
2005 | * we need an RSA cert. Placing the | |
2006 | * checks for SSL_kECDH before RSA | |
2007 | * checks ensures the correct cert is chosen. | |
2008 | */ | |
2009 | i=SSL_PKEY_ECC; | |
2010 | } | |
2011 | else if (kalg & SSL_aECDSA) | |
2012 | { | |
2013 | i=SSL_PKEY_ECC; | |
2014 | } | |
2015 | else if (kalg & SSL_kDHr) | |
d02b48c6 RE |
2016 | i=SSL_PKEY_DH_RSA; |
2017 | else if (kalg & SSL_kDHd) | |
2018 | i=SSL_PKEY_DH_DSA; | |
2019 | else if (kalg & SSL_aDSS) | |
2020 | i=SSL_PKEY_DSA_SIGN; | |
2021 | else if (kalg & SSL_aRSA) | |
2022 | { | |
2023 | if (c->pkeys[SSL_PKEY_RSA_ENC].x509 == NULL) | |
2024 | i=SSL_PKEY_RSA_SIGN; | |
2025 | else | |
2026 | i=SSL_PKEY_RSA_ENC; | |
2027 | } | |
f9b3bff6 RL |
2028 | else if (kalg & SSL_aKRB5) |
2029 | { | |
2030 | /* VRS something else here? */ | |
2031 | return(NULL); | |
2032 | } | |
d02b48c6 RE |
2033 | else /* if (kalg & SSL_aNULL) */ |
2034 | { | |
ca3b81c8 | 2035 | SSLerr(SSL_F_SSL_GET_SERVER_SEND_PKEY,ERR_R_INTERNAL_ERROR); |
d02b48c6 RE |
2036 | return(NULL); |
2037 | } | |
ea262260 | 2038 | |
71a2440e DSH |
2039 | return c->pkeys + i; |
2040 | } | |
2041 | ||
2042 | X509 *ssl_get_server_send_cert(const SSL *s) | |
2043 | { | |
2044 | CERT_PKEY *cpk; | |
2045 | cpk = ssl_get_server_send_pkey(s); | |
2046 | if (!cpk) | |
2047 | return NULL; | |
2048 | return cpk->x509; | |
d02b48c6 RE |
2049 | } |
2050 | ||
4f43d0e7 | 2051 | EVP_PKEY *ssl_get_sign_pkey(SSL *s,SSL_CIPHER *cipher) |
d02b48c6 RE |
2052 | { |
2053 | unsigned long alg; | |
2054 | CERT *c; | |
2055 | ||
2056 | alg=cipher->algorithms; | |
2057 | c=s->cert; | |
2058 | ||
2059 | if ((alg & SSL_aDSS) && | |
2060 | (c->pkeys[SSL_PKEY_DSA_SIGN].privatekey != NULL)) | |
2061 | return(c->pkeys[SSL_PKEY_DSA_SIGN].privatekey); | |
2062 | else if (alg & SSL_aRSA) | |
2063 | { | |
2064 | if (c->pkeys[SSL_PKEY_RSA_SIGN].privatekey != NULL) | |
2065 | return(c->pkeys[SSL_PKEY_RSA_SIGN].privatekey); | |
2066 | else if (c->pkeys[SSL_PKEY_RSA_ENC].privatekey != NULL) | |
2067 | return(c->pkeys[SSL_PKEY_RSA_ENC].privatekey); | |
2068 | else | |
2069 | return(NULL); | |
2070 | } | |
ea262260 BM |
2071 | else if ((alg & SSL_aECDSA) && |
2072 | (c->pkeys[SSL_PKEY_ECC].privatekey != NULL)) | |
2073 | return(c->pkeys[SSL_PKEY_ECC].privatekey); | |
d02b48c6 RE |
2074 | else /* if (alg & SSL_aNULL) */ |
2075 | { | |
5277d7cb | 2076 | SSLerr(SSL_F_SSL_GET_SIGN_PKEY,ERR_R_INTERNAL_ERROR); |
d02b48c6 RE |
2077 | return(NULL); |
2078 | } | |
2079 | } | |
2080 | ||
4f43d0e7 | 2081 | void ssl_update_cache(SSL *s,int mode) |
d02b48c6 | 2082 | { |
58964a49 RE |
2083 | int i; |
2084 | ||
2085 | /* If the session_id_length is 0, we are not supposed to cache it, | |
2086 | * and it would be rather hard to do anyway :-) */ | |
2087 | if (s->session->session_id_length == 0) return; | |
2088 | ||
4de920c9 LJ |
2089 | i=s->ctx->session_cache_mode; |
2090 | if ((i & mode) && (!s->hit) | |
e0db2eed | 2091 | && ((i & SSL_SESS_CACHE_NO_INTERNAL_STORE) |
4de920c9 | 2092 | || SSL_CTX_add_session(s->ctx,s->session)) |
d02b48c6 RE |
2093 | && (s->ctx->new_session_cb != NULL)) |
2094 | { | |
58964a49 | 2095 | CRYPTO_add(&s->session->references,1,CRYPTO_LOCK_SSL_SESSION); |
d02b48c6 RE |
2096 | if (!s->ctx->new_session_cb(s,s->session)) |
2097 | SSL_SESSION_free(s->session); | |
2098 | } | |
2099 | ||
2100 | /* auto flush every 255 connections */ | |
58964a49 RE |
2101 | if ((!(i & SSL_SESS_CACHE_NO_AUTO_CLEAR)) && |
2102 | ((i & mode) == mode)) | |
2103 | { | |
2104 | if ( (((mode & SSL_SESS_CACHE_CLIENT) | |
413c4f45 MC |
2105 | ?s->ctx->stats.sess_connect_good |
2106 | :s->ctx->stats.sess_accept_good) & 0xff) == 0xff) | |
58964a49 | 2107 | { |
974d52fd | 2108 | SSL_CTX_flush_sessions(s->ctx,(unsigned long)time(NULL)); |
58964a49 RE |
2109 | } |
2110 | } | |
d02b48c6 RE |
2111 | } |
2112 | ||
4f43d0e7 | 2113 | SSL_METHOD *SSL_get_ssl_method(SSL *s) |
d02b48c6 RE |
2114 | { |
2115 | return(s->method); | |
2116 | } | |
2117 | ||
4f43d0e7 | 2118 | int SSL_set_ssl_method(SSL *s,SSL_METHOD *meth) |
d02b48c6 RE |
2119 | { |
2120 | int conn= -1; | |
2121 | int ret=1; | |
2122 | ||
2123 | if (s->method != meth) | |
2124 | { | |
2125 | if (s->handshake_func != NULL) | |
2126 | conn=(s->handshake_func == s->method->ssl_connect); | |
2127 | ||
2128 | if (s->method->version == meth->version) | |
2129 | s->method=meth; | |
2130 | else | |
2131 | { | |
2132 | s->method->ssl_free(s); | |
2133 | s->method=meth; | |
2134 | ret=s->method->ssl_new(s); | |
2135 | } | |
2136 | ||
2137 | if (conn == 1) | |
2138 | s->handshake_func=meth->ssl_connect; | |
2139 | else if (conn == 0) | |
2140 | s->handshake_func=meth->ssl_accept; | |
2141 | } | |
2142 | return(ret); | |
2143 | } | |
2144 | ||
0821bcd4 | 2145 | int SSL_get_error(const SSL *s,int i) |
d02b48c6 RE |
2146 | { |
2147 | int reason; | |
413c4f45 | 2148 | unsigned long l; |
d02b48c6 RE |
2149 | BIO *bio; |
2150 | ||
2151 | if (i > 0) return(SSL_ERROR_NONE); | |
2152 | ||
413c4f45 MC |
2153 | /* Make things return SSL_ERROR_SYSCALL when doing SSL_do_handshake |
2154 | * etc, where we do encode the error */ | |
2155 | if ((l=ERR_peek_error()) != 0) | |
2156 | { | |
2157 | if (ERR_GET_LIB(l) == ERR_LIB_SYS) | |
2158 | return(SSL_ERROR_SYSCALL); | |
2159 | else | |
2160 | return(SSL_ERROR_SSL); | |
2161 | } | |
d02b48c6 RE |
2162 | |
2163 | if ((i < 0) && SSL_want_read(s)) | |
2164 | { | |
2165 | bio=SSL_get_rbio(s); | |
2166 | if (BIO_should_read(bio)) | |
2167 | return(SSL_ERROR_WANT_READ); | |
2168 | else if (BIO_should_write(bio)) | |
3a66e306 BM |
2169 | /* This one doesn't make too much sense ... We never try |
2170 | * to write to the rbio, and an application program where | |
2171 | * rbio and wbio are separate couldn't even know what it | |
2172 | * should wait for. | |
2173 | * However if we ever set s->rwstate incorrectly | |
2174 | * (so that we have SSL_want_read(s) instead of | |
2175 | * SSL_want_write(s)) and rbio and wbio *are* the same, | |
2176 | * this test works around that bug; so it might be safer | |
2177 | * to keep it. */ | |
d02b48c6 RE |
2178 | return(SSL_ERROR_WANT_WRITE); |
2179 | else if (BIO_should_io_special(bio)) | |
2180 | { | |
2181 | reason=BIO_get_retry_reason(bio); | |
2182 | if (reason == BIO_RR_CONNECT) | |
2183 | return(SSL_ERROR_WANT_CONNECT); | |
924046ce DSH |
2184 | else if (reason == BIO_RR_ACCEPT) |
2185 | return(SSL_ERROR_WANT_ACCEPT); | |
d02b48c6 RE |
2186 | else |
2187 | return(SSL_ERROR_SYSCALL); /* unknown */ | |
2188 | } | |
2189 | } | |
2190 | ||
2191 | if ((i < 0) && SSL_want_write(s)) | |
2192 | { | |
2193 | bio=SSL_get_wbio(s); | |
2194 | if (BIO_should_write(bio)) | |
2195 | return(SSL_ERROR_WANT_WRITE); | |
2196 | else if (BIO_should_read(bio)) | |
3a66e306 | 2197 | /* See above (SSL_want_read(s) with BIO_should_write(bio)) */ |
d02b48c6 RE |
2198 | return(SSL_ERROR_WANT_READ); |
2199 | else if (BIO_should_io_special(bio)) | |
2200 | { | |
2201 | reason=BIO_get_retry_reason(bio); | |
2202 | if (reason == BIO_RR_CONNECT) | |
2203 | return(SSL_ERROR_WANT_CONNECT); | |
924046ce DSH |
2204 | else if (reason == BIO_RR_ACCEPT) |
2205 | return(SSL_ERROR_WANT_ACCEPT); | |
d02b48c6 RE |
2206 | else |
2207 | return(SSL_ERROR_SYSCALL); | |
2208 | } | |
2209 | } | |
2210 | if ((i < 0) && SSL_want_x509_lookup(s)) | |
2211 | { | |
2212 | return(SSL_ERROR_WANT_X509_LOOKUP); | |
2213 | } | |
2214 | ||
2215 | if (i == 0) | |
2216 | { | |
58964a49 | 2217 | if (s->version == SSL2_VERSION) |
d02b48c6 RE |
2218 | { |
2219 | /* assume it is the socket being closed */ | |
2220 | return(SSL_ERROR_ZERO_RETURN); | |
2221 | } | |
2222 | else | |
2223 | { | |
2224 | if ((s->shutdown & SSL_RECEIVED_SHUTDOWN) && | |
58964a49 | 2225 | (s->s3->warn_alert == SSL_AD_CLOSE_NOTIFY)) |
d02b48c6 RE |
2226 | return(SSL_ERROR_ZERO_RETURN); |
2227 | } | |
2228 | } | |
2229 | return(SSL_ERROR_SYSCALL); | |
2230 | } | |
2231 | ||
4f43d0e7 | 2232 | int SSL_do_handshake(SSL *s) |
d02b48c6 | 2233 | { |
58964a49 RE |
2234 | int ret=1; |
2235 | ||
d02b48c6 RE |
2236 | if (s->handshake_func == NULL) |
2237 | { | |
58964a49 | 2238 | SSLerr(SSL_F_SSL_DO_HANDSHAKE,SSL_R_CONNECTION_TYPE_NOT_SET); |
d02b48c6 RE |
2239 | return(-1); |
2240 | } | |
dfeab068 RE |
2241 | |
2242 | s->method->ssl_renegotiate_check(s); | |
2243 | ||
d02b48c6 | 2244 | if (SSL_in_init(s) || SSL_in_before(s)) |
58964a49 RE |
2245 | { |
2246 | ret=s->handshake_func(s); | |
2247 | } | |
2248 | return(ret); | |
d02b48c6 RE |
2249 | } |
2250 | ||
2251 | /* For the next 2 functions, SSL_clear() sets shutdown and so | |
2252 | * one of these calls will reset it */ | |
4f43d0e7 | 2253 | void SSL_set_accept_state(SSL *s) |
d02b48c6 | 2254 | { |
413c4f45 | 2255 | s->server=1; |
d02b48c6 RE |
2256 | s->shutdown=0; |
2257 | s->state=SSL_ST_ACCEPT|SSL_ST_BEFORE; | |
2258 | s->handshake_func=s->method->ssl_accept; | |
2259 | /* clear the current cipher */ | |
2260 | ssl_clear_cipher_ctx(s); | |
2261 | } | |
2262 | ||
4f43d0e7 | 2263 | void SSL_set_connect_state(SSL *s) |
d02b48c6 | 2264 | { |
413c4f45 | 2265 | s->server=0; |
d02b48c6 RE |
2266 | s->shutdown=0; |
2267 | s->state=SSL_ST_CONNECT|SSL_ST_BEFORE; | |
2268 | s->handshake_func=s->method->ssl_connect; | |
2269 | /* clear the current cipher */ | |
2270 | ssl_clear_cipher_ctx(s); | |
2271 | } | |
2272 | ||
4f43d0e7 | 2273 | int ssl_undefined_function(SSL *s) |
d02b48c6 RE |
2274 | { |
2275 | SSLerr(SSL_F_SSL_UNDEFINED_FUNCTION,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
2276 | return(0); | |
2277 | } | |
2278 | ||
41a15c4f BL |
2279 | int ssl_undefined_void_function(void) |
2280 | { | |
2281 | SSLerr(SSL_F_SSL_UNDEFINED_VOID_FUNCTION,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
2282 | return(0); | |
2283 | } | |
2284 | ||
0821bcd4 BL |
2285 | int ssl_undefined_const_function(const SSL *s) |
2286 | { | |
2287 | SSLerr(SSL_F_SSL_UNDEFINED_CONST_FUNCTION,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
2288 | return(0); | |
2289 | } | |
2290 | ||
4f43d0e7 | 2291 | SSL_METHOD *ssl_bad_method(int ver) |
d02b48c6 RE |
2292 | { |
2293 | SSLerr(SSL_F_SSL_BAD_METHOD,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
2294 | return(NULL); | |
2295 | } | |
2296 | ||
0821bcd4 | 2297 | const char *SSL_get_version(const SSL *s) |
d02b48c6 | 2298 | { |
58964a49 RE |
2299 | if (s->version == TLS1_VERSION) |
2300 | return("TLSv1"); | |
2301 | else if (s->version == SSL3_VERSION) | |
d02b48c6 | 2302 | return("SSLv3"); |
58964a49 | 2303 | else if (s->version == SSL2_VERSION) |
d02b48c6 RE |
2304 | return("SSLv2"); |
2305 | else | |
2306 | return("unknown"); | |
2307 | } | |
2308 | ||
4f43d0e7 | 2309 | SSL *SSL_dup(SSL *s) |
8a41eb70 | 2310 | { |
f73e07cf | 2311 | STACK_OF(X509_NAME) *sk; |
d02b48c6 | 2312 | X509_NAME *xn; |
b1c4fe36 | 2313 | SSL *ret; |
d02b48c6 RE |
2314 | int i; |
2315 | ||
b4cadc6e BL |
2316 | if ((ret=SSL_new(SSL_get_SSL_CTX(s))) == NULL) |
2317 | return(NULL); | |
bf21446a BM |
2318 | |
2319 | ret->version = s->version; | |
2320 | ret->type = s->type; | |
2321 | ret->method = s->method; | |
2322 | ||
8a41eb70 BM |
2323 | if (s->session != NULL) |
2324 | { | |
2325 | /* This copies session-id, SSL_METHOD, sid_ctx, and 'cert' */ | |
2326 | SSL_copy_session_id(ret,s); | |
2327 | } | |
2328 | else | |
2329 | { | |
2330 | /* No session has been established yet, so we have to expect | |
2331 | * that s->cert or ret->cert will be changed later -- | |
2332 | * they should not both point to the same object, | |
2333 | * and thus we can't use SSL_copy_session_id. */ | |
2334 | ||
2e60ea76 | 2335 | ret->method->ssl_free(ret); |
8a41eb70 BM |
2336 | ret->method = s->method; |
2337 | ret->method->ssl_new(ret); | |
2338 | ||
2339 | if (s->cert != NULL) | |
2340 | { | |
34d69d3b RL |
2341 | if (ret->cert != NULL) |
2342 | { | |
2343 | ssl_cert_free(ret->cert); | |
2344 | } | |
8a41eb70 BM |
2345 | ret->cert = ssl_cert_dup(s->cert); |
2346 | if (ret->cert == NULL) | |
2347 | goto err; | |
2348 | } | |
2349 | ||
2350 | SSL_set_session_id_context(ret, | |
2351 | s->sid_ctx, s->sid_ctx_length); | |
2352 | } | |
d02b48c6 | 2353 | |
bf21446a BM |
2354 | ret->options=s->options; |
2355 | ret->mode=s->mode; | |
c0f5dd07 | 2356 | SSL_set_max_cert_list(ret,SSL_get_max_cert_list(s)); |
d02b48c6 | 2357 | SSL_set_read_ahead(ret,SSL_get_read_ahead(s)); |
bf21446a BM |
2358 | ret->msg_callback = s->msg_callback; |
2359 | ret->msg_callback_arg = s->msg_callback_arg; | |
d02b48c6 RE |
2360 | SSL_set_verify(ret,SSL_get_verify_mode(s), |
2361 | SSL_get_verify_callback(s)); | |
7f89714e | 2362 | SSL_set_verify_depth(ret,SSL_get_verify_depth(s)); |
bf21446a | 2363 | ret->generate_session_id = s->generate_session_id; |
d02b48c6 RE |
2364 | |
2365 | SSL_set_info_callback(ret,SSL_get_info_callback(s)); | |
2366 | ||
2367 | ret->debug=s->debug; | |
2368 | ||
2369 | /* copy app data, a little dangerous perhaps */ | |
79aa04ef | 2370 | if (!CRYPTO_dup_ex_data(CRYPTO_EX_INDEX_SSL, &ret->ex_data, &s->ex_data)) |
58964a49 | 2371 | goto err; |
d02b48c6 RE |
2372 | |
2373 | /* setup rbio, and wbio */ | |
2374 | if (s->rbio != NULL) | |
2375 | { | |
2376 | if (!BIO_dup_state(s->rbio,(char *)&ret->rbio)) | |
2377 | goto err; | |
2378 | } | |
2379 | if (s->wbio != NULL) | |
2380 | { | |
2381 | if (s->wbio != s->rbio) | |
2382 | { | |
58964a49 | 2383 | if (!BIO_dup_state(s->wbio,(char *)&ret->wbio)) |
d02b48c6 RE |
2384 | goto err; |
2385 | } | |
2386 | else | |
2387 | ret->wbio=ret->rbio; | |
2388 | } | |
bf21446a BM |
2389 | ret->rwstate = s->rwstate; |
2390 | ret->in_handshake = s->in_handshake; | |
2391 | ret->handshake_func = s->handshake_func; | |
2392 | ret->server = s->server; | |
2393 | ret->new_session = s->new_session; | |
2394 | ret->quiet_shutdown = s->quiet_shutdown; | |
2395 | ret->shutdown=s->shutdown; | |
2396 | ret->state=s->state; /* SSL_dup does not really work at any state, though */ | |
2397 | ret->rstate=s->rstate; | |
2398 | ret->init_num = 0; /* would have to copy ret->init_buf, ret->init_msg, ret->init_num, ret->init_off */ | |
2399 | ret->hit=s->hit; | |
5d7c222d DSH |
2400 | |
2401 | X509_VERIFY_PARAM_inherit(ret->param, s->param); | |
d02b48c6 RE |
2402 | |
2403 | /* dup the cipher_list and cipher_list_by_id stacks */ | |
2404 | if (s->cipher_list != NULL) | |
2405 | { | |
f73e07cf | 2406 | if ((ret->cipher_list=sk_SSL_CIPHER_dup(s->cipher_list)) == NULL) |
d02b48c6 RE |
2407 | goto err; |
2408 | } | |
2409 | if (s->cipher_list_by_id != NULL) | |
f73e07cf | 2410 | if ((ret->cipher_list_by_id=sk_SSL_CIPHER_dup(s->cipher_list_by_id)) |
d02b48c6 RE |
2411 | == NULL) |
2412 | goto err; | |
2413 | ||
2414 | /* Dup the client_CA list */ | |
2415 | if (s->client_CA != NULL) | |
2416 | { | |
f73e07cf | 2417 | if ((sk=sk_X509_NAME_dup(s->client_CA)) == NULL) goto err; |
d02b48c6 | 2418 | ret->client_CA=sk; |
f73e07cf | 2419 | for (i=0; i<sk_X509_NAME_num(sk); i++) |
d02b48c6 | 2420 | { |
f73e07cf BL |
2421 | xn=sk_X509_NAME_value(sk,i); |
2422 | if (sk_X509_NAME_set(sk,i,X509_NAME_dup(xn)) == NULL) | |
d02b48c6 RE |
2423 | { |
2424 | X509_NAME_free(xn); | |
2425 | goto err; | |
2426 | } | |
2427 | } | |
2428 | } | |
2429 | ||
d02b48c6 RE |
2430 | if (0) |
2431 | { | |
2432 | err: | |
2433 | if (ret != NULL) SSL_free(ret); | |
2434 | ret=NULL; | |
2435 | } | |
2436 | return(ret); | |
2437 | } | |
2438 | ||
4f43d0e7 | 2439 | void ssl_clear_cipher_ctx(SSL *s) |
d02b48c6 | 2440 | { |
8a41eb70 BM |
2441 | if (s->enc_read_ctx != NULL) |
2442 | { | |
2443 | EVP_CIPHER_CTX_cleanup(s->enc_read_ctx); | |
26a3a48d | 2444 | OPENSSL_free(s->enc_read_ctx); |
8a41eb70 BM |
2445 | s->enc_read_ctx=NULL; |
2446 | } | |
2447 | if (s->enc_write_ctx != NULL) | |
2448 | { | |
2449 | EVP_CIPHER_CTX_cleanup(s->enc_write_ctx); | |
26a3a48d | 2450 | OPENSSL_free(s->enc_write_ctx); |
8a41eb70 BM |
2451 | s->enc_write_ctx=NULL; |
2452 | } | |
54f51116 | 2453 | #ifndef OPENSSL_NO_COMP |
413c4f45 MC |
2454 | if (s->expand != NULL) |
2455 | { | |
2456 | COMP_CTX_free(s->expand); | |
2457 | s->expand=NULL; | |
2458 | } | |
2459 | if (s->compress != NULL) | |
2460 | { | |
2461 | COMP_CTX_free(s->compress); | |
2462 | s->compress=NULL; | |
2463 | } | |
54f51116 | 2464 | #endif |
d02b48c6 RE |
2465 | } |
2466 | ||
58964a49 | 2467 | /* Fix this function so that it takes an optional type parameter */ |
0821bcd4 | 2468 | X509 *SSL_get_certificate(const SSL *s) |
d02b48c6 | 2469 | { |
f751dc47 | 2470 | if (s->cert != NULL) |
d02b48c6 RE |
2471 | return(s->cert->key->x509); |
2472 | else | |
2473 | return(NULL); | |
2474 | } | |
2475 | ||
58964a49 | 2476 | /* Fix this function so that it takes an optional type parameter */ |
4f43d0e7 | 2477 | EVP_PKEY *SSL_get_privatekey(SSL *s) |
d02b48c6 RE |
2478 | { |
2479 | if (s->cert != NULL) | |
2480 | return(s->cert->key->privatekey); | |
2481 | else | |
2482 | return(NULL); | |
2483 | } | |
2484 | ||
0821bcd4 | 2485 | SSL_CIPHER *SSL_get_current_cipher(const SSL *s) |
d02b48c6 | 2486 | { |
b1c4fe36 BM |
2487 | if ((s->session != NULL) && (s->session->cipher != NULL)) |
2488 | return(s->session->cipher); | |
2489 | return(NULL); | |
d02b48c6 | 2490 | } |
54f51116 DSH |
2491 | #ifdef OPENSSL_NO_COMP |
2492 | const void *SSL_get_current_compression(SSL *s) | |
2493 | { | |
2494 | return NULL; | |
2495 | } | |
2496 | const void *SSL_get_current_expansion(SSL *s) | |
2497 | { | |
2498 | return NULL; | |
2499 | } | |
2500 | #else | |
d02b48c6 | 2501 | |
377dcdba RL |
2502 | const COMP_METHOD *SSL_get_current_compression(SSL *s) |
2503 | { | |
2504 | if (s->compress != NULL) | |
2505 | return(s->compress->meth); | |
2506 | return(NULL); | |
2507 | } | |
2508 | ||
2509 | const COMP_METHOD *SSL_get_current_expansion(SSL *s) | |
2510 | { | |
2511 | if (s->expand != NULL) | |
2512 | return(s->expand->meth); | |
2513 | return(NULL); | |
2514 | } | |
54f51116 | 2515 | #endif |
377dcdba | 2516 | |
4f43d0e7 | 2517 | int ssl_init_wbio_buffer(SSL *s,int push) |
58964a49 RE |
2518 | { |
2519 | BIO *bbio; | |
2520 | ||
2521 | if (s->bbio == NULL) | |
2522 | { | |
2523 | bbio=BIO_new(BIO_f_buffer()); | |
2524 | if (bbio == NULL) return(0); | |
2525 | s->bbio=bbio; | |
2526 | } | |
2527 | else | |
2528 | { | |
2529 | bbio=s->bbio; | |
2530 | if (s->bbio == s->wbio) | |
2531 | s->wbio=BIO_pop(s->wbio); | |
2532 | } | |
d58d092b | 2533 | (void)BIO_reset(bbio); |
58964a49 RE |
2534 | /* if (!BIO_set_write_buffer_size(bbio,16*1024)) */ |
2535 | if (!BIO_set_read_buffer_size(bbio,1)) | |
2536 | { | |
2537 | SSLerr(SSL_F_SSL_INIT_WBIO_BUFFER,ERR_R_BUF_LIB); | |
2538 | return(0); | |
2539 | } | |
2540 | if (push) | |
2541 | { | |
2542 | if (s->wbio != bbio) | |
2543 | s->wbio=BIO_push(bbio,s->wbio); | |
2544 | } | |
2545 | else | |
2546 | { | |
2547 | if (s->wbio == bbio) | |
2548 | s->wbio=BIO_pop(bbio); | |
2549 | } | |
2550 | return(1); | |
2551 | } | |
413c4f45 | 2552 | |
4f43d0e7 | 2553 | void ssl_free_wbio_buffer(SSL *s) |
413c4f45 | 2554 | { |
413c4f45 MC |
2555 | if (s->bbio == NULL) return; |
2556 | ||
2557 | if (s->bbio == s->wbio) | |
2558 | { | |
2559 | /* remove buffering */ | |
bbb8de09 BM |
2560 | s->wbio=BIO_pop(s->wbio); |
2561 | #ifdef REF_CHECK /* not the usual REF_CHECK, but this avoids adding one more preprocessor symbol */ | |
2562 | assert(s->wbio != NULL); | |
2563 | #endif | |
2564 | } | |
413c4f45 MC |
2565 | BIO_free(s->bbio); |
2566 | s->bbio=NULL; | |
2567 | } | |
58964a49 | 2568 | |
4f43d0e7 | 2569 | void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx,int mode) |
58964a49 RE |
2570 | { |
2571 | ctx->quiet_shutdown=mode; | |
2572 | } | |
2573 | ||
0821bcd4 | 2574 | int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx) |
58964a49 RE |
2575 | { |
2576 | return(ctx->quiet_shutdown); | |
2577 | } | |
2578 | ||
4f43d0e7 | 2579 | void SSL_set_quiet_shutdown(SSL *s,int mode) |
58964a49 RE |
2580 | { |
2581 | s->quiet_shutdown=mode; | |
2582 | } | |
2583 | ||
0821bcd4 | 2584 | int SSL_get_quiet_shutdown(const SSL *s) |
58964a49 RE |
2585 | { |
2586 | return(s->quiet_shutdown); | |
2587 | } | |
2588 | ||
4f43d0e7 | 2589 | void SSL_set_shutdown(SSL *s,int mode) |
58964a49 RE |
2590 | { |
2591 | s->shutdown=mode; | |
2592 | } | |
2593 | ||
0821bcd4 | 2594 | int SSL_get_shutdown(const SSL *s) |
58964a49 RE |
2595 | { |
2596 | return(s->shutdown); | |
2597 | } | |
2598 | ||
0821bcd4 | 2599 | int SSL_version(const SSL *s) |
58964a49 RE |
2600 | { |
2601 | return(s->version); | |
2602 | } | |
2603 | ||
0821bcd4 | 2604 | SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl) |
58964a49 RE |
2605 | { |
2606 | return(ssl->ctx); | |
2607 | } | |
2608 | ||
865a90eb DSH |
2609 | SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX* ctx) |
2610 | { | |
2611 | if (ssl->ctx == ctx) | |
2612 | return ssl->ctx; | |
2613 | #ifndef OPENSSL_NO_TLSEXT | |
2614 | if (ctx == NULL) | |
2615 | ctx = ssl->initial_ctx; | |
2616 | #endif | |
2617 | if (ssl->cert != NULL) | |
2618 | ssl_cert_free(ssl->cert); | |
2619 | ssl->cert = ssl_cert_dup(ctx->cert); | |
2620 | CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX); | |
2621 | if (ssl->ctx != NULL) | |
2622 | SSL_CTX_free(ssl->ctx); /* decrement reference count */ | |
2623 | ssl->ctx = ctx; | |
2624 | return(ssl->ctx); | |
2625 | } | |
2626 | ||
bc36ee62 | 2627 | #ifndef OPENSSL_NO_STDIO |
4f43d0e7 | 2628 | int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx) |
58964a49 RE |
2629 | { |
2630 | return(X509_STORE_set_default_paths(ctx->cert_store)); | |
2631 | } | |
2632 | ||
303c0028 BM |
2633 | int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile, |
2634 | const char *CApath) | |
58964a49 RE |
2635 | { |
2636 | return(X509_STORE_load_locations(ctx->cert_store,CAfile,CApath)); | |
2637 | } | |
dfeab068 | 2638 | #endif |
58964a49 | 2639 | |
45d87a1f | 2640 | void SSL_set_info_callback(SSL *ssl, |
d4a62400 | 2641 | void (*cb)(const SSL *ssl,int type,int val)) |
58964a49 RE |
2642 | { |
2643 | ssl->info_callback=cb; | |
2644 | } | |
2645 | ||
a50a2126 RL |
2646 | /* One compiler (Diab DCC) doesn't like argument names in returned |
2647 | function pointer. */ | |
d4a62400 | 2648 | void (*SSL_get_info_callback(const SSL *ssl))(const SSL * /*ssl*/,int /*type*/,int /*val*/) |
58964a49 | 2649 | { |
45d87a1f | 2650 | return ssl->info_callback; |
58964a49 RE |
2651 | } |
2652 | ||
0821bcd4 | 2653 | int SSL_state(const SSL *ssl) |
58964a49 RE |
2654 | { |
2655 | return(ssl->state); | |
2656 | } | |
2657 | ||
4f43d0e7 | 2658 | void SSL_set_verify_result(SSL *ssl,long arg) |
58964a49 RE |
2659 | { |
2660 | ssl->verify_result=arg; | |
2661 | } | |
2662 | ||
0821bcd4 | 2663 | long SSL_get_verify_result(const SSL *ssl) |
58964a49 RE |
2664 | { |
2665 | return(ssl->verify_result); | |
2666 | } | |
2667 | ||
dd9d233e DSH |
2668 | int SSL_get_ex_new_index(long argl,void *argp,CRYPTO_EX_new *new_func, |
2669 | CRYPTO_EX_dup *dup_func,CRYPTO_EX_free *free_func) | |
b1c4fe36 | 2670 | { |
79aa04ef GT |
2671 | return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL, argl, argp, |
2672 | new_func, dup_func, free_func); | |
b1c4fe36 | 2673 | } |
58964a49 | 2674 | |
4f43d0e7 | 2675 | int SSL_set_ex_data(SSL *s,int idx,void *arg) |
58964a49 RE |
2676 | { |
2677 | return(CRYPTO_set_ex_data(&s->ex_data,idx,arg)); | |
2678 | } | |
2679 | ||
0821bcd4 | 2680 | void *SSL_get_ex_data(const SSL *s,int idx) |
58964a49 RE |
2681 | { |
2682 | return(CRYPTO_get_ex_data(&s->ex_data,idx)); | |
2683 | } | |
2684 | ||
dd9d233e DSH |
2685 | int SSL_CTX_get_ex_new_index(long argl,void *argp,CRYPTO_EX_new *new_func, |
2686 | CRYPTO_EX_dup *dup_func,CRYPTO_EX_free *free_func) | |
b1c4fe36 | 2687 | { |
79aa04ef GT |
2688 | return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL_CTX, argl, argp, |
2689 | new_func, dup_func, free_func); | |
b1c4fe36 | 2690 | } |
58964a49 | 2691 | |
4f43d0e7 | 2692 | int SSL_CTX_set_ex_data(SSL_CTX *s,int idx,void *arg) |
58964a49 RE |
2693 | { |
2694 | return(CRYPTO_set_ex_data(&s->ex_data,idx,arg)); | |
2695 | } | |
2696 | ||
0821bcd4 | 2697 | void *SSL_CTX_get_ex_data(const SSL_CTX *s,int idx) |
58964a49 RE |
2698 | { |
2699 | return(CRYPTO_get_ex_data(&s->ex_data,idx)); | |
2700 | } | |
2701 | ||
4f43d0e7 | 2702 | int ssl_ok(SSL *s) |
dfeab068 RE |
2703 | { |
2704 | return(1); | |
2705 | } | |
2706 | ||
0821bcd4 | 2707 | X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *ctx) |
413c4f45 MC |
2708 | { |
2709 | return(ctx->cert_store); | |
2710 | } | |
2711 | ||
4f43d0e7 | 2712 | void SSL_CTX_set_cert_store(SSL_CTX *ctx,X509_STORE *store) |
413c4f45 MC |
2713 | { |
2714 | if (ctx->cert_store != NULL) | |
2715 | X509_STORE_free(ctx->cert_store); | |
2716 | ctx->cert_store=store; | |
2717 | } | |
2718 | ||
0821bcd4 | 2719 | int SSL_want(const SSL *s) |
413c4f45 MC |
2720 | { |
2721 | return(s->rwstate); | |
2722 | } | |
2723 | ||
4f43d0e7 BL |
2724 | /*! |
2725 | * \brief Set the callback for generating temporary RSA keys. | |
2726 | * \param ctx the SSL context. | |
2727 | * \param cb the callback | |
2728 | */ | |
2729 | ||
bc36ee62 | 2730 | #ifndef OPENSSL_NO_RSA |
df63a389 UM |
2731 | void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,RSA *(*cb)(SSL *ssl, |
2732 | int is_export, | |
60e31c3a | 2733 | int keylength)) |
a9188d4e | 2734 | { |
41a15c4f | 2735 | SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_RSA_CB,(void (*)(void))cb); |
a9188d4e | 2736 | } |
79df9d62 | 2737 | |
d3442bc7 RL |
2738 | void SSL_set_tmp_rsa_callback(SSL *ssl,RSA *(*cb)(SSL *ssl, |
2739 | int is_export, | |
2740 | int keylength)) | |
a9188d4e | 2741 | { |
41a15c4f | 2742 | SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_RSA_CB,(void (*)(void))cb); |
a9188d4e | 2743 | } |
79df9d62 | 2744 | #endif |
f8c3c05d | 2745 | |
4f43d0e7 BL |
2746 | #ifdef DOXYGEN |
2747 | /*! | |
2748 | * \brief The RSA temporary key callback function. | |
2749 | * \param ssl the SSL session. | |
df63a389 UM |
2750 | * \param is_export \c TRUE if the temp RSA key is for an export ciphersuite. |
2751 | * \param keylength if \c is_export is \c TRUE, then \c keylength is the size | |
2752 | * of the required key in bits. | |
4f43d0e7 BL |
2753 | * \return the temporary RSA key. |
2754 | * \sa SSL_CTX_set_tmp_rsa_callback, SSL_set_tmp_rsa_callback | |
2755 | */ | |
2756 | ||
df63a389 | 2757 | RSA *cb(SSL *ssl,int is_export,int keylength) |
4f43d0e7 BL |
2758 | {} |
2759 | #endif | |
2760 | ||
2761 | /*! | |
2762 | * \brief Set the callback for generating temporary DH keys. | |
2763 | * \param ctx the SSL context. | |
2764 | * \param dh the callback | |
2765 | */ | |
2766 | ||
bc36ee62 | 2767 | #ifndef OPENSSL_NO_DH |
df63a389 | 2768 | void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,DH *(*dh)(SSL *ssl,int is_export, |
60e31c3a | 2769 | int keylength)) |
a661b653 | 2770 | { |
41a15c4f | 2771 | SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_DH_CB,(void (*)(void))dh); |
a661b653 | 2772 | } |
f8c3c05d | 2773 | |
df63a389 | 2774 | void SSL_set_tmp_dh_callback(SSL *ssl,DH *(*dh)(SSL *ssl,int is_export, |
d3442bc7 | 2775 | int keylength)) |
a661b653 | 2776 | { |
41a15c4f | 2777 | SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_DH_CB,(void (*)(void))dh); |
a661b653 | 2778 | } |
79df9d62 | 2779 | #endif |
15d21c2d | 2780 | |
ea262260 BM |
2781 | #ifndef OPENSSL_NO_ECDH |
2782 | void SSL_CTX_set_tmp_ecdh_callback(SSL_CTX *ctx,EC_KEY *(*ecdh)(SSL *ssl,int is_export, | |
2783 | int keylength)) | |
2784 | { | |
41a15c4f | 2785 | SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH_CB,(void (*)(void))ecdh); |
ea262260 BM |
2786 | } |
2787 | ||
2788 | void SSL_set_tmp_ecdh_callback(SSL *ssl,EC_KEY *(*ecdh)(SSL *ssl,int is_export, | |
2789 | int keylength)) | |
2790 | { | |
41a15c4f | 2791 | SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH_CB,(void (*)(void))ecdh); |
ea262260 BM |
2792 | } |
2793 | #endif | |
2794 | ||
a661b653 BM |
2795 | |
2796 | 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)) | |
2797 | { | |
41a15c4f | 2798 | SSL_CTX_callback_ctrl(ctx, SSL_CTRL_SET_MSG_CALLBACK, (void (*)(void))cb); |
a661b653 BM |
2799 | } |
2800 | 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)) | |
2801 | { | |
41a15c4f | 2802 | SSL_callback_ctrl(ssl, SSL_CTRL_SET_MSG_CALLBACK, (void (*)(void))cb); |
a661b653 BM |
2803 | } |
2804 | ||
2805 | ||
2806 | ||
bc36ee62 | 2807 | #if defined(_WINDLL) && defined(OPENSSL_SYS_WIN16) |
58964a49 RE |
2808 | #include "../crypto/bio/bss_file.c" |
2809 | #endif | |
f73e07cf BL |
2810 | |
2811 | IMPLEMENT_STACK_OF(SSL_CIPHER) | |
2812 | IMPLEMENT_STACK_OF(SSL_COMP) |