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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 | */ | |
60 | ||
61 | #include <stdio.h> | |
ec577822 BM |
62 | #include <openssl/objects.h> |
63 | #include <openssl/lhash.h> | |
bb7cd4e3 | 64 | #include <openssl/x509v3.h> |
d02b48c6 RE |
65 | #include "ssl_locl.h" |
66 | ||
b4cadc6e | 67 | char *SSL_version_str=OPENSSL_VERSION_TEXT; |
58964a49 RE |
68 | |
69 | static STACK *ssl_meth=NULL; | |
70 | static STACK *ssl_ctx_meth=NULL; | |
71 | static int ssl_meth_num=0; | |
72 | static int ssl_ctx_meth_num=0; | |
d02b48c6 | 73 | |
7f0dae32 | 74 | OPENSSL_GLOBAL SSL3_ENC_METHOD ssl3_undef_enc_method={ |
245206ea BM |
75 | /* evil casts, but these functions are only called if there's a libraryr bug */ |
76 | (int (*)(SSL *,int))ssl_undefined_function, | |
77 | (int (*)(SSL *, unsigned char *, int))ssl_undefined_function, | |
58964a49 | 78 | ssl_undefined_function, |
245206ea BM |
79 | (int (*)(SSL *, unsigned char *, unsigned char *, int))ssl_undefined_function, |
80 | (int (*)(SSL*, int))ssl_undefined_function, | |
81 | (int (*)(SSL *, EVP_MD_CTX *, EVP_MD_CTX *, const char*, int, unsigned char *))ssl_undefined_function | |
58964a49 | 82 | }; |
d02b48c6 | 83 | |
4f43d0e7 | 84 | int SSL_clear(SSL *s) |
d02b48c6 RE |
85 | { |
86 | int state; | |
87 | ||
413c4f45 MC |
88 | if (s->method == NULL) |
89 | { | |
90 | SSLerr(SSL_F_SSL_CLEAR,SSL_R_NO_METHOD_SPECIFIED); | |
91 | return(0); | |
92 | } | |
d02b48c6 RE |
93 | |
94 | s->error=0; | |
95 | s->hit=0; | |
413c4f45 | 96 | s->shutdown=0; |
d02b48c6 | 97 | |
413c4f45 | 98 | #if 0 |
d02b48c6 RE |
99 | /* This is set if we are doing dynamic renegotiation so keep |
100 | * the old cipher. It is sort of a SSL_clear_lite :-) */ | |
413c4f45 MC |
101 | if (s->new_session) return(1); |
102 | #endif | |
d02b48c6 RE |
103 | |
104 | state=s->state; /* Keep to check if we throw away the session-id */ | |
105 | s->type=0; | |
106 | ||
413c4f45 MC |
107 | s->state=SSL_ST_BEFORE|((s->server)?SSL_ST_ACCEPT:SSL_ST_CONNECT); |
108 | ||
d02b48c6 | 109 | s->version=s->method->version; |
413c4f45 | 110 | s->client_version=s->version; |
d02b48c6 | 111 | s->rwstate=SSL_NOTHING; |
d02b48c6 | 112 | s->rstate=SSL_ST_READ_HEADER; |
413c4f45 | 113 | s->read_ahead=s->ctx->read_ahead; |
d02b48c6 RE |
114 | |
115 | if (s->init_buf != NULL) | |
116 | { | |
117 | BUF_MEM_free(s->init_buf); | |
118 | s->init_buf=NULL; | |
119 | } | |
120 | ||
121 | ssl_clear_cipher_ctx(s); | |
122 | ||
123 | if (ssl_clear_bad_session(s)) | |
124 | { | |
125 | SSL_SESSION_free(s->session); | |
126 | s->session=NULL; | |
127 | } | |
128 | ||
d02b48c6 RE |
129 | s->first_packet=0; |
130 | ||
413c4f45 MC |
131 | #if 1 |
132 | /* Check to see if we were changed into a different method, if | |
133 | * so, revert back if we are not doing session-id reuse. */ | |
134 | if ((s->session == NULL) && (s->method != s->ctx->method)) | |
135 | { | |
136 | s->method->ssl_free(s); | |
137 | s->method=s->ctx->method; | |
138 | if (!s->method->ssl_new(s)) | |
139 | return(0); | |
140 | } | |
141 | else | |
142 | #endif | |
143 | s->method->ssl_clear(s); | |
144 | return(1); | |
d02b48c6 RE |
145 | } |
146 | ||
4f43d0e7 BL |
147 | /** Used to change an SSL_CTXs default SSL method type */ |
148 | int SSL_CTX_set_ssl_version(SSL_CTX *ctx,SSL_METHOD *meth) | |
d02b48c6 | 149 | { |
f73e07cf | 150 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
151 | |
152 | ctx->method=meth; | |
153 | ||
154 | sk=ssl_create_cipher_list(ctx->method,&(ctx->cipher_list), | |
155 | &(ctx->cipher_list_by_id),SSL_DEFAULT_CIPHER_LIST); | |
f73e07cf | 156 | if ((sk == NULL) || (sk_SSL_CIPHER_num(sk) <= 0)) |
d02b48c6 RE |
157 | { |
158 | SSLerr(SSL_F_SSL_CTX_SET_SSL_VERSION,SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS); | |
159 | return(0); | |
160 | } | |
161 | return(1); | |
162 | } | |
163 | ||
4f43d0e7 | 164 | SSL *SSL_new(SSL_CTX *ctx) |
d02b48c6 RE |
165 | { |
166 | SSL *s; | |
167 | ||
168 | if (ctx == NULL) | |
169 | { | |
170 | SSLerr(SSL_F_SSL_NEW,SSL_R_NULL_SSL_CTX); | |
171 | return(NULL); | |
172 | } | |
173 | if (ctx->method == NULL) | |
174 | { | |
175 | SSLerr(SSL_F_SSL_NEW,SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION); | |
176 | return(NULL); | |
177 | } | |
178 | ||
179 | s=(SSL *)Malloc(sizeof(SSL)); | |
180 | if (s == NULL) goto err; | |
181 | memset(s,0,sizeof(SSL)); | |
182 | ||
ca8e5b9b | 183 | if (ctx->cert != NULL) |
d02b48c6 | 184 | { |
ca8e5b9b BM |
185 | /* Earlier library versions used to copy the pointer to |
186 | * the CERT, not its contents; only when setting new | |
187 | * parameters for the per-SSL copy, ssl_cert_new would be | |
188 | * called (and the direct reference to the per-SSL_CTX | |
189 | * settings would be lost, but those still were indirectly | |
190 | * accessed for various purposes, and for that reason they | |
191 | * used to be known as s->ctx->default_cert). | |
192 | * Now we don't look at the SSL_CTX's CERT after having | |
193 | * duplicated it once. */ | |
194 | ||
195 | s->cert = ssl_cert_dup(ctx->cert); | |
196 | if (s->cert == NULL) | |
197 | goto err; | |
d02b48c6 RE |
198 | } |
199 | else | |
ca8e5b9b | 200 | s->cert=NULL; /* Cannot really happen (see SSL_CTX_new) */ |
4eb77b26 BM |
201 | s->sid_ctx_length=ctx->sid_ctx_length; |
202 | memcpy(&s->sid_ctx,&ctx->sid_ctx,sizeof(s->sid_ctx)); | |
413c4f45 | 203 | s->verify_mode=ctx->verify_mode; |
7f89714e | 204 | s->verify_depth=ctx->verify_depth; |
d02b48c6 | 205 | s->verify_callback=ctx->default_verify_callback; |
13938ace DSH |
206 | s->purpose = ctx->purpose; |
207 | s->trust = ctx->trust; | |
d02b48c6 RE |
208 | CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX); |
209 | s->ctx=ctx; | |
210 | ||
211 | s->verify_result=X509_V_OK; | |
212 | ||
213 | s->method=ctx->method; | |
214 | ||
215 | if (!s->method->ssl_new(s)) | |
d02b48c6 | 216 | goto err; |
d02b48c6 RE |
217 | |
218 | s->quiet_shutdown=ctx->quiet_shutdown; | |
58964a49 | 219 | s->references=1; |
413c4f45 | 220 | s->server=(ctx->method->ssl_accept == ssl_undefined_function)?0:1; |
58964a49 | 221 | s->options=ctx->options; |
e1056435 | 222 | s->mode=ctx->mode; |
d02b48c6 | 223 | SSL_clear(s); |
58964a49 RE |
224 | |
225 | CRYPTO_new_ex_data(ssl_meth,(char *)s,&s->ex_data); | |
226 | ||
d02b48c6 RE |
227 | return(s); |
228 | err: | |
ca8e5b9b BM |
229 | if (s != NULL) |
230 | { | |
231 | if (s->cert != NULL) | |
232 | ssl_cert_free(s->cert); | |
233 | if (s->ctx != NULL) | |
234 | SSL_CTX_free(s->ctx); /* decrement reference count */ | |
235 | Free(s); | |
236 | } | |
d02b48c6 RE |
237 | SSLerr(SSL_F_SSL_NEW,ERR_R_MALLOC_FAILURE); |
238 | return(NULL); | |
239 | } | |
240 | ||
4eb77b26 BM |
241 | int SSL_CTX_set_session_id_context(SSL_CTX *ctx,const unsigned char *sid_ctx, |
242 | unsigned int sid_ctx_len) | |
243 | { | |
244 | if(sid_ctx_len > SSL_MAX_SID_CTX_LENGTH) | |
245 | { | |
246 | SSLerr(SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT,SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG); | |
247 | return 0; | |
248 | } | |
249 | ctx->sid_ctx_length=sid_ctx_len; | |
250 | memcpy(ctx->sid_ctx,sid_ctx,sid_ctx_len); | |
251 | ||
252 | return 1; | |
253 | } | |
254 | ||
b4cadc6e BL |
255 | int SSL_set_session_id_context(SSL *ssl,const unsigned char *sid_ctx, |
256 | unsigned int sid_ctx_len) | |
257 | { | |
258 | if(sid_ctx_len > SSL_MAX_SID_CTX_LENGTH) | |
259 | { | |
260 | SSLerr(SSL_F_SSL_SET_SESSION_ID_CONTEXT,SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG); | |
261 | return 0; | |
262 | } | |
263 | ssl->sid_ctx_length=sid_ctx_len; | |
264 | memcpy(ssl->sid_ctx,sid_ctx,sid_ctx_len); | |
265 | ||
266 | return 1; | |
267 | } | |
268 | ||
bb7cd4e3 DSH |
269 | int SSL_CTX_set_purpose(SSL_CTX *s, int purpose) |
270 | { | |
271 | if(X509_PURPOSE_get_by_id(purpose) == -1) { | |
272 | SSLerr(SSL_F_SSL_CTX_SET_PURPOSE, SSL_R_INVALID_PURPOSE); | |
273 | return 0; | |
274 | } | |
275 | s->purpose = purpose; | |
276 | return 1; | |
277 | } | |
278 | ||
279 | int SSL_set_purpose(SSL *s, int purpose) | |
280 | { | |
281 | if(X509_PURPOSE_get_by_id(purpose) == -1) { | |
282 | SSLerr(SSL_F_SSL_SET_PURPOSE, SSL_R_INVALID_PURPOSE); | |
283 | return 0; | |
284 | } | |
285 | s->purpose = purpose; | |
286 | return 1; | |
287 | } | |
288 | ||
289 | int SSL_CTX_set_trust(SSL_CTX *s, int trust) | |
290 | { | |
291 | if(X509_TRUST_get_by_id(trust) == -1) { | |
292 | SSLerr(SSL_F_SSL_CTX_SET_TRUST, SSL_R_INVALID_TRUST); | |
293 | return 0; | |
294 | } | |
295 | s->trust = trust; | |
296 | return 1; | |
297 | } | |
298 | ||
299 | int SSL_set_trust(SSL *s, int trust) | |
300 | { | |
301 | if(X509_TRUST_get_by_id(trust) == -1) { | |
302 | SSLerr(SSL_F_SSL_SET_TRUST, SSL_R_INVALID_TRUST); | |
303 | return 0; | |
304 | } | |
305 | s->trust = trust; | |
306 | return 1; | |
307 | } | |
308 | ||
4f43d0e7 | 309 | void SSL_free(SSL *s) |
d02b48c6 | 310 | { |
58964a49 RE |
311 | int i; |
312 | ||
e03ddfae BL |
313 | if(s == NULL) |
314 | return; | |
315 | ||
58964a49 RE |
316 | i=CRYPTO_add(&s->references,-1,CRYPTO_LOCK_SSL); |
317 | #ifdef REF_PRINT | |
318 | REF_PRINT("SSL",s); | |
319 | #endif | |
320 | if (i > 0) return; | |
321 | #ifdef REF_CHECK | |
322 | if (i < 0) | |
323 | { | |
324 | fprintf(stderr,"SSL_free, bad reference count\n"); | |
325 | abort(); /* ok */ | |
326 | } | |
327 | #endif | |
328 | ||
329 | CRYPTO_free_ex_data(ssl_meth,(char *)s,&s->ex_data); | |
330 | ||
d02b48c6 RE |
331 | if (s->bbio != NULL) |
332 | { | |
333 | /* If the buffering BIO is in place, pop it off */ | |
334 | if (s->bbio == s->wbio) | |
335 | { | |
336 | s->wbio=BIO_pop(s->wbio); | |
337 | } | |
338 | BIO_free(s->bbio); | |
58964a49 | 339 | s->bbio=NULL; |
d02b48c6 RE |
340 | } |
341 | if (s->rbio != NULL) | |
342 | BIO_free_all(s->rbio); | |
343 | if ((s->wbio != NULL) && (s->wbio != s->rbio)) | |
344 | BIO_free_all(s->wbio); | |
345 | ||
346 | if (s->init_buf != NULL) BUF_MEM_free(s->init_buf); | |
347 | ||
348 | /* add extra stuff */ | |
f73e07cf BL |
349 | if (s->cipher_list != NULL) sk_SSL_CIPHER_free(s->cipher_list); |
350 | if (s->cipher_list_by_id != NULL) sk_SSL_CIPHER_free(s->cipher_list_by_id); | |
d02b48c6 RE |
351 | |
352 | /* Make the next call work :-) */ | |
353 | if (s->session != NULL) | |
354 | { | |
355 | ssl_clear_bad_session(s); | |
356 | SSL_SESSION_free(s->session); | |
357 | } | |
358 | ||
359 | ssl_clear_cipher_ctx(s); | |
360 | ||
361 | if (s->cert != NULL) ssl_cert_free(s->cert); | |
362 | /* Free up if allocated */ | |
363 | ||
364 | if (s->ctx) SSL_CTX_free(s->ctx); | |
365 | ||
366 | if (s->client_CA != NULL) | |
f73e07cf | 367 | sk_X509_NAME_pop_free(s->client_CA,X509_NAME_free); |
d02b48c6 RE |
368 | |
369 | if (s->method != NULL) s->method->ssl_free(s); | |
370 | ||
371 | Free((char *)s); | |
372 | } | |
373 | ||
4f43d0e7 | 374 | void SSL_set_bio(SSL *s,BIO *rbio,BIO *wbio) |
d02b48c6 RE |
375 | { |
376 | /* If the output buffering BIO is still in place, remove it | |
377 | */ | |
378 | if (s->bbio != NULL) | |
379 | { | |
380 | if (s->wbio == s->bbio) | |
381 | { | |
382 | s->wbio=s->wbio->next_bio; | |
383 | s->bbio->next_bio=NULL; | |
384 | } | |
385 | } | |
386 | if ((s->rbio != NULL) && (s->rbio != rbio)) | |
387 | BIO_free_all(s->rbio); | |
388 | if ((s->wbio != NULL) && (s->wbio != wbio) && (s->rbio != s->wbio)) | |
389 | BIO_free_all(s->wbio); | |
390 | s->rbio=rbio; | |
391 | s->wbio=wbio; | |
392 | } | |
393 | ||
4f43d0e7 | 394 | BIO *SSL_get_rbio(SSL *s) |
d02b48c6 RE |
395 | { return(s->rbio); } |
396 | ||
4f43d0e7 | 397 | BIO *SSL_get_wbio(SSL *s) |
d02b48c6 RE |
398 | { return(s->wbio); } |
399 | ||
4f43d0e7 | 400 | int SSL_get_fd(SSL *s) |
d02b48c6 RE |
401 | { |
402 | int ret= -1; | |
403 | BIO *b,*r; | |
404 | ||
405 | b=SSL_get_rbio(s); | |
406 | r=BIO_find_type(b,BIO_TYPE_DESCRIPTOR); | |
407 | if (r != NULL) | |
408 | BIO_get_fd(r,&ret); | |
409 | return(ret); | |
410 | } | |
411 | ||
412 | #ifndef NO_SOCK | |
4f43d0e7 | 413 | int SSL_set_fd(SSL *s,int fd) |
d02b48c6 RE |
414 | { |
415 | int ret=0; | |
416 | BIO *bio=NULL; | |
417 | ||
418 | bio=BIO_new(BIO_s_socket()); | |
419 | ||
420 | if (bio == NULL) | |
421 | { | |
422 | SSLerr(SSL_F_SSL_SET_FD,ERR_R_BUF_LIB); | |
423 | goto err; | |
424 | } | |
425 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
426 | SSL_set_bio(s,bio,bio); | |
427 | ret=1; | |
428 | err: | |
429 | return(ret); | |
430 | } | |
431 | ||
4f43d0e7 | 432 | int SSL_set_wfd(SSL *s,int fd) |
d02b48c6 RE |
433 | { |
434 | int ret=0; | |
435 | BIO *bio=NULL; | |
436 | ||
58964a49 RE |
437 | if ((s->rbio == NULL) || (BIO_method_type(s->rbio) != BIO_TYPE_SOCKET) |
438 | || ((int)BIO_get_fd(s->rbio,NULL) != fd)) | |
439 | { | |
440 | bio=BIO_new(BIO_s_socket()); | |
d02b48c6 | 441 | |
58964a49 RE |
442 | if (bio == NULL) |
443 | { SSLerr(SSL_F_SSL_SET_WFD,ERR_R_BUF_LIB); goto err; } | |
444 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
445 | SSL_set_bio(s,SSL_get_rbio(s),bio); | |
446 | } | |
447 | else | |
448 | SSL_set_bio(s,SSL_get_rbio(s),SSL_get_rbio(s)); | |
d02b48c6 RE |
449 | ret=1; |
450 | err: | |
451 | return(ret); | |
452 | } | |
453 | ||
4f43d0e7 | 454 | int SSL_set_rfd(SSL *s,int fd) |
d02b48c6 RE |
455 | { |
456 | int ret=0; | |
457 | BIO *bio=NULL; | |
458 | ||
58964a49 RE |
459 | if ((s->wbio == NULL) || (BIO_method_type(s->wbio) != BIO_TYPE_SOCKET) |
460 | || ((int)BIO_get_fd(s->wbio,NULL) != fd)) | |
d02b48c6 | 461 | { |
58964a49 RE |
462 | bio=BIO_new(BIO_s_socket()); |
463 | ||
464 | if (bio == NULL) | |
465 | { | |
466 | SSLerr(SSL_F_SSL_SET_RFD,ERR_R_BUF_LIB); | |
467 | goto err; | |
468 | } | |
469 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
470 | SSL_set_bio(s,bio,SSL_get_wbio(s)); | |
d02b48c6 | 471 | } |
58964a49 RE |
472 | else |
473 | SSL_set_bio(s,SSL_get_wbio(s),SSL_get_wbio(s)); | |
d02b48c6 RE |
474 | ret=1; |
475 | err: | |
476 | return(ret); | |
477 | } | |
478 | #endif | |
479 | ||
ca03109c BM |
480 | |
481 | /* return length of latest Finished message we sent, copy to 'buf' */ | |
482 | size_t SSL_get_finished(SSL *s, void *buf, size_t count) | |
483 | { | |
484 | size_t ret = 0; | |
485 | ||
486 | if (s->s3 != NULL) | |
487 | { | |
488 | ret = s->s3->tmp.finish_md_len; | |
489 | if (count > ret) | |
490 | count = ret; | |
491 | memcpy(buf, s->s3->tmp.finish_md, count); | |
492 | } | |
493 | return ret; | |
494 | } | |
495 | ||
496 | /* return length of latest Finished message we expected, copy to 'buf' */ | |
497 | size_t SSL_get_peer_finished(SSL *s, void *buf, size_t count) | |
498 | { | |
499 | size_t ret = 0; | |
500 | ||
501 | if (s->s3 != NULL) | |
502 | { | |
503 | ret = s->s3->tmp.peer_finish_md_len; | |
504 | if (count > ret) | |
505 | count = ret; | |
506 | memcpy(buf, s->s3->tmp.peer_finish_md, count); | |
507 | } | |
508 | return ret; | |
509 | } | |
510 | ||
511 | ||
4f43d0e7 | 512 | int SSL_get_verify_mode(SSL *s) |
d02b48c6 RE |
513 | { |
514 | return(s->verify_mode); | |
515 | } | |
516 | ||
7f89714e BM |
517 | int SSL_get_verify_depth(SSL *s) |
518 | { | |
519 | return(s->verify_depth); | |
520 | } | |
521 | ||
a06c602e | 522 | int (*SSL_get_verify_callback(SSL *s))(int,X509_STORE_CTX *) |
d02b48c6 RE |
523 | { |
524 | return(s->verify_callback); | |
525 | } | |
526 | ||
4f43d0e7 | 527 | int SSL_CTX_get_verify_mode(SSL_CTX *ctx) |
d02b48c6 | 528 | { |
413c4f45 | 529 | return(ctx->verify_mode); |
d02b48c6 RE |
530 | } |
531 | ||
7f89714e BM |
532 | int SSL_CTX_get_verify_depth(SSL_CTX *ctx) |
533 | { | |
534 | return(ctx->verify_depth); | |
535 | } | |
536 | ||
a06c602e | 537 | int (*SSL_CTX_get_verify_callback(SSL_CTX *ctx))(int,X509_STORE_CTX *) |
d02b48c6 RE |
538 | { |
539 | return(ctx->default_verify_callback); | |
540 | } | |
541 | ||
49bc2624 BL |
542 | void SSL_set_verify(SSL *s,int mode, |
543 | int (*callback)(int ok,X509_STORE_CTX *ctx)) | |
d02b48c6 RE |
544 | { |
545 | s->verify_mode=mode; | |
546 | if (callback != NULL) | |
547 | s->verify_callback=callback; | |
548 | } | |
549 | ||
7f89714e BM |
550 | void SSL_set_verify_depth(SSL *s,int depth) |
551 | { | |
552 | s->verify_depth=depth; | |
553 | } | |
554 | ||
4f43d0e7 | 555 | void SSL_set_read_ahead(SSL *s,int yes) |
d02b48c6 RE |
556 | { |
557 | s->read_ahead=yes; | |
558 | } | |
559 | ||
4f43d0e7 | 560 | int SSL_get_read_ahead(SSL *s) |
d02b48c6 RE |
561 | { |
562 | return(s->read_ahead); | |
563 | } | |
564 | ||
4f43d0e7 | 565 | int SSL_pending(SSL *s) |
d02b48c6 RE |
566 | { |
567 | return(s->method->ssl_pending(s)); | |
568 | } | |
569 | ||
4f43d0e7 | 570 | X509 *SSL_get_peer_certificate(SSL *s) |
d02b48c6 RE |
571 | { |
572 | X509 *r; | |
573 | ||
574 | if ((s == NULL) || (s->session == NULL)) | |
575 | r=NULL; | |
576 | else | |
577 | r=s->session->peer; | |
578 | ||
579 | if (r == NULL) return(r); | |
580 | ||
581 | CRYPTO_add(&r->references,1,CRYPTO_LOCK_X509); | |
582 | ||
583 | return(r); | |
584 | } | |
585 | ||
f73e07cf | 586 | STACK_OF(X509) *SSL_get_peer_cert_chain(SSL *s) |
d02b48c6 | 587 | { |
f73e07cf | 588 | STACK_OF(X509) *r; |
d02b48c6 | 589 | |
9d5cceac | 590 | if ((s == NULL) || (s->session == NULL) || (s->session->sess_cert == NULL)) |
d02b48c6 RE |
591 | r=NULL; |
592 | else | |
9d5cceac | 593 | r=s->session->sess_cert->cert_chain; |
d02b48c6 RE |
594 | |
595 | return(r); | |
596 | } | |
597 | ||
598 | /* Now in theory, since the calling process own 't' it should be safe to | |
599 | * modify. We need to be able to read f without being hassled */ | |
4f43d0e7 | 600 | void SSL_copy_session_id(SSL *t,SSL *f) |
d02b48c6 RE |
601 | { |
602 | CERT *tmp; | |
603 | ||
604 | /* Do we need to to SSL locking? */ | |
605 | SSL_set_session(t,SSL_get_session(f)); | |
606 | ||
607 | /* what if we are setup as SSLv2 but want to talk SSLv3 or | |
608 | * vice-versa */ | |
609 | if (t->method != f->method) | |
610 | { | |
611 | t->method->ssl_free(t); /* cleanup current */ | |
612 | t->method=f->method; /* change method */ | |
613 | t->method->ssl_new(t); /* setup new */ | |
614 | } | |
615 | ||
616 | tmp=t->cert; | |
617 | if (f->cert != NULL) | |
618 | { | |
619 | CRYPTO_add(&f->cert->references,1,CRYPTO_LOCK_SSL_CERT); | |
620 | t->cert=f->cert; | |
621 | } | |
622 | else | |
623 | t->cert=NULL; | |
624 | if (tmp != NULL) ssl_cert_free(tmp); | |
b4cadc6e | 625 | SSL_set_session_id_context(t,f->sid_ctx,f->sid_ctx_length); |
d02b48c6 RE |
626 | } |
627 | ||
58964a49 | 628 | /* Fix this so it checks all the valid key/cert options */ |
4f43d0e7 | 629 | int SSL_CTX_check_private_key(SSL_CTX *ctx) |
d02b48c6 RE |
630 | { |
631 | if ( (ctx == NULL) || | |
ca8e5b9b BM |
632 | (ctx->cert == NULL) || |
633 | (ctx->cert->key->x509 == NULL)) | |
d02b48c6 RE |
634 | { |
635 | SSLerr(SSL_F_SSL_CTX_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); | |
636 | return(0); | |
637 | } | |
ca8e5b9b | 638 | if (ctx->cert->key->privatekey == NULL) |
d02b48c6 RE |
639 | { |
640 | SSLerr(SSL_F_SSL_CTX_CHECK_PRIVATE_KEY,SSL_R_NO_PRIVATE_KEY_ASSIGNED); | |
641 | return(0); | |
642 | } | |
ca8e5b9b | 643 | return(X509_check_private_key(ctx->cert->key->x509, ctx->cert->key->privatekey)); |
d02b48c6 RE |
644 | } |
645 | ||
58964a49 | 646 | /* Fix this function so that it takes an optional type parameter */ |
4f43d0e7 | 647 | int SSL_check_private_key(SSL *ssl) |
d02b48c6 RE |
648 | { |
649 | if (ssl == NULL) | |
650 | { | |
651 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,ERR_R_PASSED_NULL_PARAMETER); | |
652 | return(0); | |
653 | } | |
f3e67ac1 | 654 | if (ssl->cert == NULL) |
2b8e4959 BM |
655 | { |
656 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); | |
f3e67ac1 | 657 | return 0; |
2b8e4959 | 658 | } |
d02b48c6 RE |
659 | if (ssl->cert->key->x509 == NULL) |
660 | { | |
661 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); | |
662 | return(0); | |
663 | } | |
664 | if (ssl->cert->key->privatekey == NULL) | |
665 | { | |
666 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_PRIVATE_KEY_ASSIGNED); | |
667 | return(0); | |
668 | } | |
669 | return(X509_check_private_key(ssl->cert->key->x509, | |
670 | ssl->cert->key->privatekey)); | |
671 | } | |
672 | ||
4f43d0e7 | 673 | int SSL_accept(SSL *s) |
d02b48c6 | 674 | { |
b31b04d9 BM |
675 | if (s->handshake_func == 0) |
676 | /* Not properly initialized yet */ | |
677 | SSL_set_accept_state(s); | |
678 | ||
d02b48c6 RE |
679 | return(s->method->ssl_accept(s)); |
680 | } | |
681 | ||
4f43d0e7 | 682 | int SSL_connect(SSL *s) |
d02b48c6 | 683 | { |
b31b04d9 BM |
684 | if (s->handshake_func == 0) |
685 | /* Not properly initialized yet */ | |
686 | SSL_set_connect_state(s); | |
687 | ||
d02b48c6 RE |
688 | return(s->method->ssl_connect(s)); |
689 | } | |
690 | ||
4f43d0e7 | 691 | long SSL_get_default_timeout(SSL *s) |
d02b48c6 RE |
692 | { |
693 | return(s->method->get_timeout()); | |
694 | } | |
695 | ||
4f43d0e7 | 696 | int SSL_read(SSL *s,char *buf,int num) |
d02b48c6 | 697 | { |
b31b04d9 BM |
698 | if (s->handshake_func == 0) |
699 | { | |
ff712220 | 700 | SSLerr(SSL_F_SSL_READ, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
701 | return -1; |
702 | } | |
703 | ||
d02b48c6 RE |
704 | if (s->shutdown & SSL_RECEIVED_SHUTDOWN) |
705 | { | |
706 | s->rwstate=SSL_NOTHING; | |
707 | return(0); | |
708 | } | |
709 | return(s->method->ssl_read(s,buf,num)); | |
710 | } | |
711 | ||
4f43d0e7 | 712 | int SSL_peek(SSL *s,char *buf,int num) |
d02b48c6 RE |
713 | { |
714 | if (s->shutdown & SSL_RECEIVED_SHUTDOWN) | |
715 | { | |
716 | return(0); | |
717 | } | |
718 | return(s->method->ssl_peek(s,buf,num)); | |
719 | } | |
720 | ||
4f43d0e7 | 721 | int SSL_write(SSL *s,const char *buf,int num) |
d02b48c6 | 722 | { |
b31b04d9 BM |
723 | if (s->handshake_func == 0) |
724 | { | |
ff712220 | 725 | SSLerr(SSL_F_SSL_WRITE, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
726 | return -1; |
727 | } | |
728 | ||
d02b48c6 RE |
729 | if (s->shutdown & SSL_SENT_SHUTDOWN) |
730 | { | |
731 | s->rwstate=SSL_NOTHING; | |
732 | SSLerr(SSL_F_SSL_WRITE,SSL_R_PROTOCOL_IS_SHUTDOWN); | |
733 | return(-1); | |
734 | } | |
735 | return(s->method->ssl_write(s,buf,num)); | |
736 | } | |
737 | ||
4f43d0e7 | 738 | int SSL_shutdown(SSL *s) |
d02b48c6 | 739 | { |
d3407350 | 740 | /* Note that this function behaves differently from what one might |
e2e3d5ce BM |
741 | * expect. Return values are 0 for no success (yet), |
742 | * 1 for success; but calling it once is usually not enough, | |
743 | * even if blocking I/O is used (see ssl3_shutdown). | |
744 | */ | |
745 | ||
b31b04d9 BM |
746 | if (s->handshake_func == 0) |
747 | { | |
ff712220 | 748 | SSLerr(SSL_F_SSL_SHUTDOWN, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
749 | return -1; |
750 | } | |
751 | ||
d02b48c6 RE |
752 | if ((s != NULL) && !SSL_in_init(s)) |
753 | return(s->method->ssl_shutdown(s)); | |
754 | else | |
755 | return(1); | |
756 | } | |
757 | ||
4f43d0e7 | 758 | int SSL_renegotiate(SSL *s) |
d02b48c6 | 759 | { |
58964a49 | 760 | s->new_session=1; |
d02b48c6 RE |
761 | return(s->method->ssl_renegotiate(s)); |
762 | } | |
763 | ||
4f43d0e7 | 764 | long SSL_ctrl(SSL *s,int cmd,long larg,char *parg) |
d02b48c6 | 765 | { |
413c4f45 MC |
766 | long l; |
767 | ||
768 | switch (cmd) | |
769 | { | |
770 | case SSL_CTRL_GET_READ_AHEAD: | |
771 | return(s->read_ahead); | |
772 | case SSL_CTRL_SET_READ_AHEAD: | |
773 | l=s->read_ahead; | |
774 | s->read_ahead=larg; | |
775 | return(l); | |
776 | case SSL_CTRL_OPTIONS: | |
777 | return(s->options|=larg); | |
e1056435 BM |
778 | case SSL_CTRL_MODE: |
779 | return(s->mode|=larg); | |
413c4f45 MC |
780 | default: |
781 | return(s->method->ssl_ctrl(s,cmd,larg,parg)); | |
782 | } | |
d02b48c6 RE |
783 | } |
784 | ||
4f43d0e7 | 785 | long SSL_CTX_ctrl(SSL_CTX *ctx,int cmd,long larg,char *parg) |
d02b48c6 | 786 | { |
413c4f45 MC |
787 | long l; |
788 | ||
789 | switch (cmd) | |
790 | { | |
791 | case SSL_CTRL_GET_READ_AHEAD: | |
792 | return(ctx->read_ahead); | |
793 | case SSL_CTRL_SET_READ_AHEAD: | |
794 | l=ctx->read_ahead; | |
795 | ctx->read_ahead=larg; | |
796 | return(l); | |
797 | ||
798 | case SSL_CTRL_SET_SESS_CACHE_SIZE: | |
799 | l=ctx->session_cache_size; | |
800 | ctx->session_cache_size=larg; | |
801 | return(l); | |
802 | case SSL_CTRL_GET_SESS_CACHE_SIZE: | |
803 | return(ctx->session_cache_size); | |
804 | case SSL_CTRL_SET_SESS_CACHE_MODE: | |
805 | l=ctx->session_cache_mode; | |
806 | ctx->session_cache_mode=larg; | |
807 | return(l); | |
808 | case SSL_CTRL_GET_SESS_CACHE_MODE: | |
809 | return(ctx->session_cache_mode); | |
810 | ||
811 | case SSL_CTRL_SESS_NUMBER: | |
812 | return(ctx->sessions->num_items); | |
813 | case SSL_CTRL_SESS_CONNECT: | |
814 | return(ctx->stats.sess_connect); | |
815 | case SSL_CTRL_SESS_CONNECT_GOOD: | |
816 | return(ctx->stats.sess_connect_good); | |
817 | case SSL_CTRL_SESS_CONNECT_RENEGOTIATE: | |
818 | return(ctx->stats.sess_connect_renegotiate); | |
819 | case SSL_CTRL_SESS_ACCEPT: | |
820 | return(ctx->stats.sess_accept); | |
821 | case SSL_CTRL_SESS_ACCEPT_GOOD: | |
822 | return(ctx->stats.sess_accept_good); | |
823 | case SSL_CTRL_SESS_ACCEPT_RENEGOTIATE: | |
824 | return(ctx->stats.sess_accept_renegotiate); | |
825 | case SSL_CTRL_SESS_HIT: | |
826 | return(ctx->stats.sess_hit); | |
827 | case SSL_CTRL_SESS_CB_HIT: | |
828 | return(ctx->stats.sess_cb_hit); | |
829 | case SSL_CTRL_SESS_MISSES: | |
830 | return(ctx->stats.sess_miss); | |
831 | case SSL_CTRL_SESS_TIMEOUTS: | |
832 | return(ctx->stats.sess_timeout); | |
833 | case SSL_CTRL_SESS_CACHE_FULL: | |
834 | return(ctx->stats.sess_cache_full); | |
835 | case SSL_CTRL_OPTIONS: | |
836 | return(ctx->options|=larg); | |
e1056435 BM |
837 | case SSL_CTRL_MODE: |
838 | return(ctx->mode|=larg); | |
413c4f45 MC |
839 | default: |
840 | return(ctx->method->ssl_ctx_ctrl(ctx,cmd,larg,parg)); | |
841 | } | |
d02b48c6 RE |
842 | } |
843 | ||
4f43d0e7 | 844 | int ssl_cipher_id_cmp(SSL_CIPHER *a,SSL_CIPHER *b) |
d02b48c6 RE |
845 | { |
846 | long l; | |
847 | ||
848 | l=a->id-b->id; | |
849 | if (l == 0L) | |
850 | return(0); | |
851 | else | |
852 | return((l > 0)?1:-1); | |
853 | } | |
854 | ||
4f43d0e7 | 855 | int ssl_cipher_ptr_id_cmp(SSL_CIPHER **ap,SSL_CIPHER **bp) |
d02b48c6 RE |
856 | { |
857 | long l; | |
858 | ||
859 | l=(*ap)->id-(*bp)->id; | |
860 | if (l == 0L) | |
861 | return(0); | |
862 | else | |
863 | return((l > 0)?1:-1); | |
864 | } | |
865 | ||
4f43d0e7 | 866 | /** return a STACK of the ciphers available for the SSL and in order of |
d02b48c6 | 867 | * preference */ |
f73e07cf | 868 | STACK_OF(SSL_CIPHER) *SSL_get_ciphers(SSL *s) |
d02b48c6 RE |
869 | { |
870 | if ((s != NULL) && (s->cipher_list != NULL)) | |
871 | { | |
872 | return(s->cipher_list); | |
873 | } | |
58964a49 | 874 | else if ((s->ctx != NULL) && |
d02b48c6 RE |
875 | (s->ctx->cipher_list != NULL)) |
876 | { | |
877 | return(s->ctx->cipher_list); | |
878 | } | |
879 | return(NULL); | |
880 | } | |
881 | ||
4f43d0e7 | 882 | /** return a STACK of the ciphers available for the SSL and in order of |
d02b48c6 | 883 | * algorithm id */ |
f73e07cf | 884 | STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s) |
d02b48c6 RE |
885 | { |
886 | if ((s != NULL) && (s->cipher_list_by_id != NULL)) | |
887 | { | |
888 | return(s->cipher_list_by_id); | |
889 | } | |
890 | else if ((s != NULL) && (s->ctx != NULL) && | |
891 | (s->ctx->cipher_list_by_id != NULL)) | |
892 | { | |
893 | return(s->ctx->cipher_list_by_id); | |
894 | } | |
895 | return(NULL); | |
896 | } | |
897 | ||
4f43d0e7 | 898 | /** The old interface to get the same thing as SSL_get_ciphers() */ |
e778802f | 899 | const char *SSL_get_cipher_list(SSL *s,int n) |
d02b48c6 RE |
900 | { |
901 | SSL_CIPHER *c; | |
f73e07cf | 902 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
903 | |
904 | if (s == NULL) return(NULL); | |
905 | sk=SSL_get_ciphers(s); | |
f73e07cf | 906 | if ((sk == NULL) || (sk_SSL_CIPHER_num(sk) <= n)) |
d02b48c6 | 907 | return(NULL); |
f73e07cf | 908 | c=sk_SSL_CIPHER_value(sk,n); |
d02b48c6 RE |
909 | if (c == NULL) return(NULL); |
910 | return(c->name); | |
911 | } | |
912 | ||
4f43d0e7 BL |
913 | /** specify the ciphers to be used by defaut by the SSL_CTX */ |
914 | int SSL_CTX_set_cipher_list(SSL_CTX *ctx,char *str) | |
d02b48c6 | 915 | { |
f73e07cf | 916 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
917 | |
918 | sk=ssl_create_cipher_list(ctx->method,&ctx->cipher_list, | |
919 | &ctx->cipher_list_by_id,str); | |
920 | /* XXXX */ | |
921 | return((sk == NULL)?0:1); | |
922 | } | |
923 | ||
4f43d0e7 BL |
924 | /** specify the ciphers to be used by the SSL */ |
925 | int SSL_set_cipher_list(SSL *s,char *str) | |
d02b48c6 | 926 | { |
f73e07cf | 927 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
928 | |
929 | sk=ssl_create_cipher_list(s->ctx->method,&s->cipher_list, | |
930 | &s->cipher_list_by_id,str); | |
931 | /* XXXX */ | |
932 | return((sk == NULL)?0:1); | |
933 | } | |
934 | ||
935 | /* works well for SSLv2, not so good for SSLv3 */ | |
4f43d0e7 | 936 | char *SSL_get_shared_ciphers(SSL *s,char *buf,int len) |
d02b48c6 | 937 | { |
e778802f BL |
938 | char *p; |
939 | const char *cp; | |
f73e07cf | 940 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
941 | SSL_CIPHER *c; |
942 | int i; | |
943 | ||
944 | if ((s->session == NULL) || (s->session->ciphers == NULL) || | |
945 | (len < 2)) | |
946 | return(NULL); | |
947 | ||
948 | p=buf; | |
949 | sk=s->session->ciphers; | |
f73e07cf | 950 | for (i=0; i<sk_SSL_CIPHER_num(sk); i++) |
d02b48c6 | 951 | { |
58964a49 RE |
952 | /* Decrement for either the ':' or a '\0' */ |
953 | len--; | |
f73e07cf | 954 | c=sk_SSL_CIPHER_value(sk,i); |
d02b48c6 RE |
955 | for (cp=c->name; *cp; ) |
956 | { | |
58964a49 | 957 | if (len-- == 0) |
d02b48c6 RE |
958 | { |
959 | *p='\0'; | |
960 | return(buf); | |
961 | } | |
962 | else | |
963 | *(p++)= *(cp++); | |
964 | } | |
965 | *(p++)=':'; | |
966 | } | |
967 | p[-1]='\0'; | |
968 | return(buf); | |
969 | } | |
970 | ||
f73e07cf | 971 | int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p) |
d02b48c6 RE |
972 | { |
973 | int i,j=0; | |
974 | SSL_CIPHER *c; | |
975 | unsigned char *q; | |
976 | ||
977 | if (sk == NULL) return(0); | |
978 | q=p; | |
979 | ||
f73e07cf | 980 | for (i=0; i<sk_SSL_CIPHER_num(sk); i++) |
d02b48c6 | 981 | { |
f73e07cf | 982 | c=sk_SSL_CIPHER_value(sk,i); |
d02b48c6 RE |
983 | j=ssl_put_cipher_by_char(s,c,p); |
984 | p+=j; | |
985 | } | |
986 | return(p-q); | |
987 | } | |
988 | ||
f73e07cf BL |
989 | STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num, |
990 | STACK_OF(SSL_CIPHER) **skp) | |
d02b48c6 RE |
991 | { |
992 | SSL_CIPHER *c; | |
f73e07cf | 993 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
994 | int i,n; |
995 | ||
996 | n=ssl_put_cipher_by_char(s,NULL,NULL); | |
997 | if ((num%n) != 0) | |
998 | { | |
999 | SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST); | |
1000 | return(NULL); | |
1001 | } | |
1002 | if ((skp == NULL) || (*skp == NULL)) | |
f73e07cf | 1003 | sk=sk_SSL_CIPHER_new(NULL); /* change perhaps later */ |
d02b48c6 RE |
1004 | else |
1005 | { | |
1006 | sk= *skp; | |
f73e07cf | 1007 | sk_SSL_CIPHER_zero(sk); |
d02b48c6 RE |
1008 | } |
1009 | ||
1010 | for (i=0; i<num; i+=n) | |
1011 | { | |
1012 | c=ssl_get_cipher_by_char(s,p); | |
1013 | p+=n; | |
1014 | if (c != NULL) | |
1015 | { | |
f73e07cf | 1016 | if (!sk_SSL_CIPHER_push(sk,c)) |
d02b48c6 RE |
1017 | { |
1018 | SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,ERR_R_MALLOC_FAILURE); | |
1019 | goto err; | |
1020 | } | |
1021 | } | |
1022 | } | |
1023 | ||
1024 | if (skp != NULL) | |
1025 | *skp=sk; | |
1026 | return(sk); | |
1027 | err: | |
1028 | if ((skp == NULL) || (*skp == NULL)) | |
f73e07cf | 1029 | sk_SSL_CIPHER_free(sk); |
d02b48c6 RE |
1030 | return(NULL); |
1031 | } | |
1032 | ||
4f43d0e7 | 1033 | unsigned long SSL_SESSION_hash(SSL_SESSION *a) |
d02b48c6 RE |
1034 | { |
1035 | unsigned long l; | |
1036 | ||
dfeab068 RE |
1037 | l=(unsigned long) |
1038 | ((unsigned int) a->session_id[0] )| | |
1039 | ((unsigned int) a->session_id[1]<< 8L)| | |
1040 | ((unsigned long)a->session_id[2]<<16L)| | |
1041 | ((unsigned long)a->session_id[3]<<24L); | |
d02b48c6 RE |
1042 | return(l); |
1043 | } | |
1044 | ||
4f43d0e7 | 1045 | int SSL_SESSION_cmp(SSL_SESSION *a,SSL_SESSION *b) |
d02b48c6 | 1046 | { |
58964a49 RE |
1047 | if (a->ssl_version != b->ssl_version) |
1048 | return(1); | |
1049 | if (a->session_id_length != b->session_id_length) | |
1050 | return(1); | |
1051 | return(memcmp(a->session_id,b->session_id,a->session_id_length)); | |
d02b48c6 RE |
1052 | } |
1053 | ||
4f43d0e7 | 1054 | SSL_CTX *SSL_CTX_new(SSL_METHOD *meth) |
d02b48c6 | 1055 | { |
dfeab068 | 1056 | SSL_CTX *ret=NULL; |
d02b48c6 RE |
1057 | |
1058 | if (meth == NULL) | |
1059 | { | |
1060 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_NULL_SSL_METHOD_PASSED); | |
1061 | return(NULL); | |
1062 | } | |
dfeab068 RE |
1063 | |
1064 | if (SSL_get_ex_data_X509_STORE_CTX_idx() < 0) | |
1065 | { | |
1066 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_X509_VERIFICATION_SETUP_PROBLEMS); | |
1067 | goto err; | |
1068 | } | |
d02b48c6 RE |
1069 | ret=(SSL_CTX *)Malloc(sizeof(SSL_CTX)); |
1070 | if (ret == NULL) | |
1071 | goto err; | |
1072 | ||
1073 | memset(ret,0,sizeof(SSL_CTX)); | |
1074 | ||
1075 | ret->method=meth; | |
1076 | ||
1077 | ret->cert_store=NULL; | |
1078 | ret->session_cache_mode=SSL_SESS_CACHE_SERVER; | |
58964a49 RE |
1079 | ret->session_cache_size=SSL_SESSION_CACHE_MAX_SIZE_DEFAULT; |
1080 | ret->session_cache_head=NULL; | |
1081 | ret->session_cache_tail=NULL; | |
d02b48c6 RE |
1082 | |
1083 | /* We take the system default */ | |
1084 | ret->session_timeout=meth->get_timeout(); | |
1085 | ||
1086 | ret->new_session_cb=NULL; | |
1087 | ret->remove_session_cb=NULL; | |
1088 | ret->get_session_cb=NULL; | |
1089 | ||
413c4f45 | 1090 | memset((char *)&ret->stats,0,sizeof(ret->stats)); |
d02b48c6 RE |
1091 | |
1092 | ret->references=1; | |
1093 | ret->quiet_shutdown=0; | |
1094 | ||
1095 | /* ret->cipher=NULL;*/ | |
1096 | /* ret->s2->challenge=NULL; | |
1097 | ret->master_key=NULL; | |
1098 | ret->key_arg=NULL; | |
1099 | ret->s2->conn_id=NULL; */ | |
1100 | ||
1101 | ret->info_callback=NULL; | |
1102 | ||
1103 | ret->app_verify_callback=NULL; | |
1104 | ret->app_verify_arg=NULL; | |
1105 | ||
413c4f45 MC |
1106 | ret->read_ahead=0; |
1107 | ret->verify_mode=SSL_VERIFY_NONE; | |
7f89714e | 1108 | ret->verify_depth=-1; /* Don't impose a limit (but x509_lu.c does) */ |
d02b48c6 | 1109 | ret->default_verify_callback=NULL; |
ca8e5b9b | 1110 | if ((ret->cert=ssl_cert_new()) == NULL) |
d02b48c6 RE |
1111 | goto err; |
1112 | ||
1113 | ret->default_passwd_callback=NULL; | |
74678cc2 | 1114 | ret->default_passwd_callback_userdata=NULL; |
d02b48c6 RE |
1115 | ret->client_cert_cb=NULL; |
1116 | ||
58964a49 | 1117 | ret->sessions=lh_new(SSL_SESSION_hash,SSL_SESSION_cmp); |
d02b48c6 RE |
1118 | if (ret->sessions == NULL) goto err; |
1119 | ret->cert_store=X509_STORE_new(); | |
1120 | if (ret->cert_store == NULL) goto err; | |
1121 | ||
1122 | ssl_create_cipher_list(ret->method, | |
1123 | &ret->cipher_list,&ret->cipher_list_by_id, | |
1124 | SSL_DEFAULT_CIPHER_LIST); | |
f73e07cf BL |
1125 | if (ret->cipher_list == NULL |
1126 | || sk_SSL_CIPHER_num(ret->cipher_list) <= 0) | |
d02b48c6 RE |
1127 | { |
1128 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_LIBRARY_HAS_NO_CIPHERS); | |
1129 | goto err2; | |
1130 | } | |
1131 | ||
58964a49 RE |
1132 | if ((ret->rsa_md5=EVP_get_digestbyname("ssl2-md5")) == NULL) |
1133 | { | |
1134 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES); | |
1135 | goto err2; | |
1136 | } | |
1137 | if ((ret->md5=EVP_get_digestbyname("ssl3-md5")) == NULL) | |
1138 | { | |
1139 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES); | |
1140 | goto err2; | |
1141 | } | |
1142 | if ((ret->sha1=EVP_get_digestbyname("ssl3-sha1")) == NULL) | |
1143 | { | |
1144 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES); | |
1145 | goto err2; | |
1146 | } | |
1147 | ||
f73e07cf | 1148 | if ((ret->client_CA=sk_X509_NAME_new_null()) == NULL) |
d02b48c6 RE |
1149 | goto err; |
1150 | ||
58964a49 RE |
1151 | CRYPTO_new_ex_data(ssl_ctx_meth,(char *)ret,&ret->ex_data); |
1152 | ||
dfeab068 | 1153 | ret->extra_certs=NULL; |
413c4f45 | 1154 | ret->comp_methods=SSL_COMP_get_compression_methods(); |
dfeab068 | 1155 | |
d02b48c6 RE |
1156 | return(ret); |
1157 | err: | |
1158 | SSLerr(SSL_F_SSL_CTX_NEW,ERR_R_MALLOC_FAILURE); | |
1159 | err2: | |
1160 | if (ret != NULL) SSL_CTX_free(ret); | |
1161 | return(NULL); | |
1162 | } | |
1163 | ||
f73e07cf BL |
1164 | static void SSL_COMP_free(SSL_COMP *comp) |
1165 | { Free(comp); } | |
1166 | ||
4f43d0e7 | 1167 | void SSL_CTX_free(SSL_CTX *a) |
d02b48c6 RE |
1168 | { |
1169 | int i; | |
1170 | ||
1171 | if (a == NULL) return; | |
1172 | ||
1173 | i=CRYPTO_add(&a->references,-1,CRYPTO_LOCK_SSL_CTX); | |
58964a49 RE |
1174 | #ifdef REF_PRINT |
1175 | REF_PRINT("SSL_CTX",a); | |
1176 | #endif | |
d02b48c6 RE |
1177 | if (i > 0) return; |
1178 | #ifdef REF_CHECK | |
1179 | if (i < 0) | |
1180 | { | |
1181 | fprintf(stderr,"SSL_CTX_free, bad reference count\n"); | |
1182 | abort(); /* ok */ | |
1183 | } | |
1184 | #endif | |
58964a49 | 1185 | CRYPTO_free_ex_data(ssl_ctx_meth,(char *)a,&a->ex_data); |
d02b48c6 RE |
1186 | |
1187 | if (a->sessions != NULL) | |
1188 | { | |
1189 | SSL_CTX_flush_sessions(a,0); | |
1190 | lh_free(a->sessions); | |
1191 | } | |
1192 | if (a->cert_store != NULL) | |
1193 | X509_STORE_free(a->cert_store); | |
1194 | if (a->cipher_list != NULL) | |
f73e07cf | 1195 | sk_SSL_CIPHER_free(a->cipher_list); |
d02b48c6 | 1196 | if (a->cipher_list_by_id != NULL) |
f73e07cf | 1197 | sk_SSL_CIPHER_free(a->cipher_list_by_id); |
ca8e5b9b BM |
1198 | if (a->cert != NULL) |
1199 | ssl_cert_free(a->cert); | |
d02b48c6 | 1200 | if (a->client_CA != NULL) |
f73e07cf | 1201 | sk_X509_NAME_pop_free(a->client_CA,X509_NAME_free); |
dfeab068 | 1202 | if (a->extra_certs != NULL) |
f73e07cf | 1203 | sk_X509_pop_free(a->extra_certs,X509_free); |
413c4f45 | 1204 | if (a->comp_methods != NULL) |
f73e07cf | 1205 | sk_SSL_COMP_pop_free(a->comp_methods,SSL_COMP_free); |
d02b48c6 RE |
1206 | Free((char *)a); |
1207 | } | |
1208 | ||
3ae76679 | 1209 | void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb) |
d02b48c6 RE |
1210 | { |
1211 | ctx->default_passwd_callback=cb; | |
1212 | } | |
1213 | ||
74678cc2 BM |
1214 | void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx,void *u) |
1215 | { | |
1216 | ctx->default_passwd_callback_userdata=u; | |
1217 | } | |
1218 | ||
a74c55cd | 1219 | void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx,int (*cb)(),char *arg) |
d02b48c6 | 1220 | { |
204cf1ab BM |
1221 | /* now |
1222 | * int (*cb)(X509_STORE_CTX *), | |
1223 | * but should be | |
1224 | * int (*cb)(X509_STORE_CTX *, void *arg) | |
1225 | */ | |
d02b48c6 | 1226 | ctx->app_verify_callback=cb; |
5e636919 | 1227 | ctx->app_verify_arg=arg; /* never used */ |
d02b48c6 RE |
1228 | } |
1229 | ||
4f43d0e7 | 1230 | void SSL_CTX_set_verify(SSL_CTX *ctx,int mode,int (*cb)(int, X509_STORE_CTX *)) |
d02b48c6 | 1231 | { |
413c4f45 | 1232 | ctx->verify_mode=mode; |
d02b48c6 RE |
1233 | ctx->default_verify_callback=cb; |
1234 | /* This needs cleaning up EAY EAY EAY */ | |
1235 | X509_STORE_set_verify_cb_func(ctx->cert_store,cb); | |
1236 | } | |
1237 | ||
7f89714e BM |
1238 | void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth) |
1239 | { | |
1240 | ctx->verify_depth=depth; | |
1241 | } | |
1242 | ||
ca8e5b9b | 1243 | void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher) |
d02b48c6 RE |
1244 | { |
1245 | CERT_PKEY *cpk; | |
1246 | int rsa_enc,rsa_tmp,rsa_sign,dh_tmp,dh_rsa,dh_dsa,dsa_sign; | |
1247 | int rsa_enc_export,dh_rsa_export,dh_dsa_export; | |
60e31c3a | 1248 | int rsa_tmp_export,dh_tmp_export,kl; |
d02b48c6 RE |
1249 | unsigned long mask,emask; |
1250 | ||
f415fa32 | 1251 | if (c == NULL) return; |
d02b48c6 | 1252 | |
60e31c3a BL |
1253 | kl=SSL_C_EXPORT_PKEYLENGTH(cipher); |
1254 | ||
d02b48c6 | 1255 | #ifndef NO_RSA |
ca8e5b9b BM |
1256 | rsa_tmp=(c->rsa_tmp != NULL || c->rsa_tmp_cb != NULL); |
1257 | rsa_tmp_export=(c->rsa_tmp_cb != NULL || | |
60e31c3a | 1258 | (rsa_tmp && RSA_size(c->rsa_tmp)*8 <= kl)); |
d02b48c6 RE |
1259 | #else |
1260 | rsa_tmp=rsa_tmp_export=0; | |
1261 | #endif | |
1262 | #ifndef NO_DH | |
ca8e5b9b BM |
1263 | dh_tmp=(c->dh_tmp != NULL || c->dh_tmp_cb != NULL); |
1264 | dh_tmp_export=(c->dh_tmp_cb != NULL || | |
60e31c3a | 1265 | (dh_tmp && DH_size(c->dh_tmp)*8 <= kl)); |
d02b48c6 RE |
1266 | #else |
1267 | dh_tmp=dh_tmp_export=0; | |
1268 | #endif | |
1269 | ||
1270 | cpk= &(c->pkeys[SSL_PKEY_RSA_ENC]); | |
60e31c3a BL |
1271 | rsa_enc= (cpk->x509 != NULL && cpk->privatekey != NULL); |
1272 | rsa_enc_export=(rsa_enc && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
d02b48c6 | 1273 | cpk= &(c->pkeys[SSL_PKEY_RSA_SIGN]); |
60e31c3a | 1274 | rsa_sign=(cpk->x509 != NULL && cpk->privatekey != NULL); |
d02b48c6 | 1275 | cpk= &(c->pkeys[SSL_PKEY_DSA_SIGN]); |
60e31c3a | 1276 | dsa_sign=(cpk->x509 != NULL && cpk->privatekey != NULL); |
d02b48c6 | 1277 | cpk= &(c->pkeys[SSL_PKEY_DH_RSA]); |
60e31c3a BL |
1278 | dh_rsa= (cpk->x509 != NULL && cpk->privatekey != NULL); |
1279 | dh_rsa_export=(dh_rsa && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
d02b48c6 RE |
1280 | cpk= &(c->pkeys[SSL_PKEY_DH_DSA]); |
1281 | /* FIX THIS EAY EAY EAY */ | |
60e31c3a BL |
1282 | dh_dsa= (cpk->x509 != NULL && cpk->privatekey != NULL); |
1283 | dh_dsa_export=(dh_dsa && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
d02b48c6 RE |
1284 | |
1285 | mask=0; | |
1286 | emask=0; | |
1287 | ||
1288 | #ifdef CIPHER_DEBUG | |
f415fa32 BL |
1289 | printf("rt=%d rte=%d dht=%d re=%d ree=%d rs=%d ds=%d dhr=%d dhd=%d\n", |
1290 | rsa_tmp,rsa_tmp_export,dh_tmp, | |
1291 | rsa_enc,rsa_enc_export,rsa_sign,dsa_sign,dh_rsa,dh_dsa); | |
d02b48c6 RE |
1292 | #endif |
1293 | ||
1294 | if (rsa_enc || (rsa_tmp && rsa_sign)) | |
1295 | mask|=SSL_kRSA; | |
f415fa32 | 1296 | if (rsa_enc_export || (rsa_tmp_export && (rsa_sign || rsa_enc))) |
d02b48c6 RE |
1297 | emask|=SSL_kRSA; |
1298 | ||
1299 | #if 0 | |
1300 | /* The match needs to be both kEDH and aRSA or aDSA, so don't worry */ | |
1301 | if ( (dh_tmp || dh_rsa || dh_dsa) && | |
1302 | (rsa_enc || rsa_sign || dsa_sign)) | |
1303 | mask|=SSL_kEDH; | |
1304 | if ((dh_tmp_export || dh_rsa_export || dh_dsa_export) && | |
1305 | (rsa_enc || rsa_sign || dsa_sign)) | |
1306 | emask|=SSL_kEDH; | |
1307 | #endif | |
1308 | ||
1309 | if (dh_tmp_export) | |
1310 | emask|=SSL_kEDH; | |
1311 | ||
1312 | if (dh_tmp) | |
1313 | mask|=SSL_kEDH; | |
1314 | ||
1315 | if (dh_rsa) mask|=SSL_kDHr; | |
1316 | if (dh_rsa_export) emask|=SSL_kDHr; | |
1317 | ||
1318 | if (dh_dsa) mask|=SSL_kDHd; | |
1319 | if (dh_dsa_export) emask|=SSL_kDHd; | |
1320 | ||
1321 | if (rsa_enc || rsa_sign) | |
1322 | { | |
1323 | mask|=SSL_aRSA; | |
1324 | emask|=SSL_aRSA; | |
1325 | } | |
1326 | ||
1327 | if (dsa_sign) | |
1328 | { | |
1329 | mask|=SSL_aDSS; | |
1330 | emask|=SSL_aDSS; | |
1331 | } | |
1332 | ||
1333 | #ifdef SSL_ALLOW_ADH | |
1334 | mask|=SSL_aNULL; | |
1335 | emask|=SSL_aNULL; | |
1336 | #endif | |
1337 | ||
1338 | c->mask=mask; | |
1339 | c->export_mask=emask; | |
1340 | c->valid=1; | |
1341 | } | |
1342 | ||
1343 | /* THIS NEEDS CLEANING UP */ | |
4f43d0e7 | 1344 | X509 *ssl_get_server_send_cert(SSL *s) |
d02b48c6 RE |
1345 | { |
1346 | unsigned long alg,mask,kalg; | |
1347 | CERT *c; | |
df63a389 | 1348 | int i,is_export; |
d02b48c6 RE |
1349 | |
1350 | c=s->cert; | |
ca8e5b9b | 1351 | ssl_set_cert_masks(c, s->s3->tmp.new_cipher); |
d02b48c6 | 1352 | alg=s->s3->tmp.new_cipher->algorithms; |
df63a389 UM |
1353 | is_export=SSL_IS_EXPORT(alg); |
1354 | mask=is_export?c->export_mask:c->mask; | |
d02b48c6 RE |
1355 | kalg=alg&(SSL_MKEY_MASK|SSL_AUTH_MASK); |
1356 | ||
1357 | if (kalg & SSL_kDHr) | |
1358 | i=SSL_PKEY_DH_RSA; | |
1359 | else if (kalg & SSL_kDHd) | |
1360 | i=SSL_PKEY_DH_DSA; | |
1361 | else if (kalg & SSL_aDSS) | |
1362 | i=SSL_PKEY_DSA_SIGN; | |
1363 | else if (kalg & SSL_aRSA) | |
1364 | { | |
1365 | if (c->pkeys[SSL_PKEY_RSA_ENC].x509 == NULL) | |
1366 | i=SSL_PKEY_RSA_SIGN; | |
1367 | else | |
1368 | i=SSL_PKEY_RSA_ENC; | |
1369 | } | |
1370 | else /* if (kalg & SSL_aNULL) */ | |
1371 | { | |
1372 | SSLerr(SSL_F_SSL_GET_SERVER_SEND_CERT,SSL_R_INTERNAL_ERROR); | |
1373 | return(NULL); | |
1374 | } | |
1375 | if (c->pkeys[i].x509 == NULL) return(NULL); | |
1376 | return(c->pkeys[i].x509); | |
1377 | } | |
1378 | ||
4f43d0e7 | 1379 | EVP_PKEY *ssl_get_sign_pkey(SSL *s,SSL_CIPHER *cipher) |
d02b48c6 RE |
1380 | { |
1381 | unsigned long alg; | |
1382 | CERT *c; | |
1383 | ||
1384 | alg=cipher->algorithms; | |
1385 | c=s->cert; | |
1386 | ||
1387 | if ((alg & SSL_aDSS) && | |
1388 | (c->pkeys[SSL_PKEY_DSA_SIGN].privatekey != NULL)) | |
1389 | return(c->pkeys[SSL_PKEY_DSA_SIGN].privatekey); | |
1390 | else if (alg & SSL_aRSA) | |
1391 | { | |
1392 | if (c->pkeys[SSL_PKEY_RSA_SIGN].privatekey != NULL) | |
1393 | return(c->pkeys[SSL_PKEY_RSA_SIGN].privatekey); | |
1394 | else if (c->pkeys[SSL_PKEY_RSA_ENC].privatekey != NULL) | |
1395 | return(c->pkeys[SSL_PKEY_RSA_ENC].privatekey); | |
1396 | else | |
1397 | return(NULL); | |
1398 | } | |
1399 | else /* if (alg & SSL_aNULL) */ | |
1400 | { | |
1401 | SSLerr(SSL_F_SSL_GET_SIGN_PKEY,SSL_R_INTERNAL_ERROR); | |
1402 | return(NULL); | |
1403 | } | |
1404 | } | |
1405 | ||
4f43d0e7 | 1406 | void ssl_update_cache(SSL *s,int mode) |
d02b48c6 | 1407 | { |
58964a49 RE |
1408 | int i; |
1409 | ||
1410 | /* If the session_id_length is 0, we are not supposed to cache it, | |
1411 | * and it would be rather hard to do anyway :-) */ | |
1412 | if (s->session->session_id_length == 0) return; | |
1413 | ||
d02b48c6 RE |
1414 | if ((s->ctx->session_cache_mode & mode) |
1415 | && (!s->hit) | |
1416 | && SSL_CTX_add_session(s->ctx,s->session) | |
1417 | && (s->ctx->new_session_cb != NULL)) | |
1418 | { | |
58964a49 | 1419 | CRYPTO_add(&s->session->references,1,CRYPTO_LOCK_SSL_SESSION); |
d02b48c6 RE |
1420 | if (!s->ctx->new_session_cb(s,s->session)) |
1421 | SSL_SESSION_free(s->session); | |
1422 | } | |
1423 | ||
1424 | /* auto flush every 255 connections */ | |
58964a49 RE |
1425 | i=s->ctx->session_cache_mode; |
1426 | if ((!(i & SSL_SESS_CACHE_NO_AUTO_CLEAR)) && | |
1427 | ((i & mode) == mode)) | |
1428 | { | |
1429 | if ( (((mode & SSL_SESS_CACHE_CLIENT) | |
413c4f45 MC |
1430 | ?s->ctx->stats.sess_connect_good |
1431 | :s->ctx->stats.sess_accept_good) & 0xff) == 0xff) | |
58964a49 RE |
1432 | { |
1433 | SSL_CTX_flush_sessions(s->ctx,time(NULL)); | |
1434 | } | |
1435 | } | |
d02b48c6 RE |
1436 | } |
1437 | ||
4f43d0e7 | 1438 | SSL_METHOD *SSL_get_ssl_method(SSL *s) |
d02b48c6 RE |
1439 | { |
1440 | return(s->method); | |
1441 | } | |
1442 | ||
4f43d0e7 | 1443 | int SSL_set_ssl_method(SSL *s,SSL_METHOD *meth) |
d02b48c6 RE |
1444 | { |
1445 | int conn= -1; | |
1446 | int ret=1; | |
1447 | ||
1448 | if (s->method != meth) | |
1449 | { | |
1450 | if (s->handshake_func != NULL) | |
1451 | conn=(s->handshake_func == s->method->ssl_connect); | |
1452 | ||
1453 | if (s->method->version == meth->version) | |
1454 | s->method=meth; | |
1455 | else | |
1456 | { | |
1457 | s->method->ssl_free(s); | |
1458 | s->method=meth; | |
1459 | ret=s->method->ssl_new(s); | |
1460 | } | |
1461 | ||
1462 | if (conn == 1) | |
1463 | s->handshake_func=meth->ssl_connect; | |
1464 | else if (conn == 0) | |
1465 | s->handshake_func=meth->ssl_accept; | |
1466 | } | |
1467 | return(ret); | |
1468 | } | |
1469 | ||
4f43d0e7 | 1470 | int SSL_get_error(SSL *s,int i) |
d02b48c6 RE |
1471 | { |
1472 | int reason; | |
413c4f45 | 1473 | unsigned long l; |
d02b48c6 RE |
1474 | BIO *bio; |
1475 | ||
1476 | if (i > 0) return(SSL_ERROR_NONE); | |
1477 | ||
413c4f45 MC |
1478 | /* Make things return SSL_ERROR_SYSCALL when doing SSL_do_handshake |
1479 | * etc, where we do encode the error */ | |
1480 | if ((l=ERR_peek_error()) != 0) | |
1481 | { | |
1482 | if (ERR_GET_LIB(l) == ERR_LIB_SYS) | |
1483 | return(SSL_ERROR_SYSCALL); | |
1484 | else | |
1485 | return(SSL_ERROR_SSL); | |
1486 | } | |
d02b48c6 RE |
1487 | |
1488 | if ((i < 0) && SSL_want_read(s)) | |
1489 | { | |
1490 | bio=SSL_get_rbio(s); | |
1491 | if (BIO_should_read(bio)) | |
1492 | return(SSL_ERROR_WANT_READ); | |
1493 | else if (BIO_should_write(bio)) | |
3a66e306 BM |
1494 | /* This one doesn't make too much sense ... We never try |
1495 | * to write to the rbio, and an application program where | |
1496 | * rbio and wbio are separate couldn't even know what it | |
1497 | * should wait for. | |
1498 | * However if we ever set s->rwstate incorrectly | |
1499 | * (so that we have SSL_want_read(s) instead of | |
1500 | * SSL_want_write(s)) and rbio and wbio *are* the same, | |
1501 | * this test works around that bug; so it might be safer | |
1502 | * to keep it. */ | |
d02b48c6 RE |
1503 | return(SSL_ERROR_WANT_WRITE); |
1504 | else if (BIO_should_io_special(bio)) | |
1505 | { | |
1506 | reason=BIO_get_retry_reason(bio); | |
1507 | if (reason == BIO_RR_CONNECT) | |
1508 | return(SSL_ERROR_WANT_CONNECT); | |
1509 | else | |
1510 | return(SSL_ERROR_SYSCALL); /* unknown */ | |
1511 | } | |
1512 | } | |
1513 | ||
1514 | if ((i < 0) && SSL_want_write(s)) | |
1515 | { | |
1516 | bio=SSL_get_wbio(s); | |
1517 | if (BIO_should_write(bio)) | |
1518 | return(SSL_ERROR_WANT_WRITE); | |
1519 | else if (BIO_should_read(bio)) | |
3a66e306 | 1520 | /* See above (SSL_want_read(s) with BIO_should_write(bio)) */ |
d02b48c6 RE |
1521 | return(SSL_ERROR_WANT_READ); |
1522 | else if (BIO_should_io_special(bio)) | |
1523 | { | |
1524 | reason=BIO_get_retry_reason(bio); | |
1525 | if (reason == BIO_RR_CONNECT) | |
1526 | return(SSL_ERROR_WANT_CONNECT); | |
1527 | else | |
1528 | return(SSL_ERROR_SYSCALL); | |
1529 | } | |
1530 | } | |
1531 | if ((i < 0) && SSL_want_x509_lookup(s)) | |
1532 | { | |
1533 | return(SSL_ERROR_WANT_X509_LOOKUP); | |
1534 | } | |
1535 | ||
1536 | if (i == 0) | |
1537 | { | |
58964a49 | 1538 | if (s->version == SSL2_VERSION) |
d02b48c6 RE |
1539 | { |
1540 | /* assume it is the socket being closed */ | |
1541 | return(SSL_ERROR_ZERO_RETURN); | |
1542 | } | |
1543 | else | |
1544 | { | |
1545 | if ((s->shutdown & SSL_RECEIVED_SHUTDOWN) && | |
58964a49 | 1546 | (s->s3->warn_alert == SSL_AD_CLOSE_NOTIFY)) |
d02b48c6 RE |
1547 | return(SSL_ERROR_ZERO_RETURN); |
1548 | } | |
1549 | } | |
1550 | return(SSL_ERROR_SYSCALL); | |
1551 | } | |
1552 | ||
4f43d0e7 | 1553 | int SSL_do_handshake(SSL *s) |
d02b48c6 | 1554 | { |
58964a49 RE |
1555 | int ret=1; |
1556 | ||
d02b48c6 RE |
1557 | if (s->handshake_func == NULL) |
1558 | { | |
58964a49 | 1559 | SSLerr(SSL_F_SSL_DO_HANDSHAKE,SSL_R_CONNECTION_TYPE_NOT_SET); |
d02b48c6 RE |
1560 | return(-1); |
1561 | } | |
dfeab068 RE |
1562 | |
1563 | s->method->ssl_renegotiate_check(s); | |
1564 | ||
d02b48c6 | 1565 | if (SSL_in_init(s) || SSL_in_before(s)) |
58964a49 RE |
1566 | { |
1567 | ret=s->handshake_func(s); | |
1568 | } | |
1569 | return(ret); | |
d02b48c6 RE |
1570 | } |
1571 | ||
1572 | /* For the next 2 functions, SSL_clear() sets shutdown and so | |
1573 | * one of these calls will reset it */ | |
4f43d0e7 | 1574 | void SSL_set_accept_state(SSL *s) |
d02b48c6 | 1575 | { |
413c4f45 | 1576 | s->server=1; |
d02b48c6 RE |
1577 | s->shutdown=0; |
1578 | s->state=SSL_ST_ACCEPT|SSL_ST_BEFORE; | |
1579 | s->handshake_func=s->method->ssl_accept; | |
1580 | /* clear the current cipher */ | |
1581 | ssl_clear_cipher_ctx(s); | |
1582 | } | |
1583 | ||
4f43d0e7 | 1584 | void SSL_set_connect_state(SSL *s) |
d02b48c6 | 1585 | { |
413c4f45 | 1586 | s->server=0; |
d02b48c6 RE |
1587 | s->shutdown=0; |
1588 | s->state=SSL_ST_CONNECT|SSL_ST_BEFORE; | |
1589 | s->handshake_func=s->method->ssl_connect; | |
1590 | /* clear the current cipher */ | |
1591 | ssl_clear_cipher_ctx(s); | |
1592 | } | |
1593 | ||
4f43d0e7 | 1594 | int ssl_undefined_function(SSL *s) |
d02b48c6 RE |
1595 | { |
1596 | SSLerr(SSL_F_SSL_UNDEFINED_FUNCTION,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
1597 | return(0); | |
1598 | } | |
1599 | ||
4f43d0e7 | 1600 | SSL_METHOD *ssl_bad_method(int ver) |
d02b48c6 RE |
1601 | { |
1602 | SSLerr(SSL_F_SSL_BAD_METHOD,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
1603 | return(NULL); | |
1604 | } | |
1605 | ||
4f43d0e7 | 1606 | char *SSL_get_version(SSL *s) |
d02b48c6 | 1607 | { |
58964a49 RE |
1608 | if (s->version == TLS1_VERSION) |
1609 | return("TLSv1"); | |
1610 | else if (s->version == SSL3_VERSION) | |
d02b48c6 | 1611 | return("SSLv3"); |
58964a49 | 1612 | else if (s->version == SSL2_VERSION) |
d02b48c6 RE |
1613 | return("SSLv2"); |
1614 | else | |
1615 | return("unknown"); | |
1616 | } | |
1617 | ||
4f43d0e7 | 1618 | SSL *SSL_dup(SSL *s) |
8a41eb70 | 1619 | { |
f73e07cf | 1620 | STACK_OF(X509_NAME) *sk; |
d02b48c6 | 1621 | X509_NAME *xn; |
b1c4fe36 | 1622 | SSL *ret; |
d02b48c6 RE |
1623 | int i; |
1624 | ||
b4cadc6e BL |
1625 | if ((ret=SSL_new(SSL_get_SSL_CTX(s))) == NULL) |
1626 | return(NULL); | |
d02b48c6 | 1627 | |
8a41eb70 BM |
1628 | if (s->session != NULL) |
1629 | { | |
1630 | /* This copies session-id, SSL_METHOD, sid_ctx, and 'cert' */ | |
1631 | SSL_copy_session_id(ret,s); | |
1632 | } | |
1633 | else | |
1634 | { | |
1635 | /* No session has been established yet, so we have to expect | |
1636 | * that s->cert or ret->cert will be changed later -- | |
1637 | * they should not both point to the same object, | |
1638 | * and thus we can't use SSL_copy_session_id. */ | |
1639 | ||
1640 | ret->method = s->method; | |
1641 | ret->method->ssl_new(ret); | |
1642 | ||
1643 | if (s->cert != NULL) | |
1644 | { | |
1645 | ret->cert = ssl_cert_dup(s->cert); | |
1646 | if (ret->cert == NULL) | |
1647 | goto err; | |
1648 | } | |
1649 | ||
1650 | SSL_set_session_id_context(ret, | |
1651 | s->sid_ctx, s->sid_ctx_length); | |
1652 | } | |
d02b48c6 RE |
1653 | |
1654 | SSL_set_read_ahead(ret,SSL_get_read_ahead(s)); | |
1655 | SSL_set_verify(ret,SSL_get_verify_mode(s), | |
1656 | SSL_get_verify_callback(s)); | |
7f89714e | 1657 | SSL_set_verify_depth(ret,SSL_get_verify_depth(s)); |
d02b48c6 RE |
1658 | |
1659 | SSL_set_info_callback(ret,SSL_get_info_callback(s)); | |
1660 | ||
1661 | ret->debug=s->debug; | |
58964a49 | 1662 | ret->options=s->options; |
d02b48c6 RE |
1663 | |
1664 | /* copy app data, a little dangerous perhaps */ | |
58964a49 RE |
1665 | if (!CRYPTO_dup_ex_data(ssl_meth,&ret->ex_data,&s->ex_data)) |
1666 | goto err; | |
d02b48c6 RE |
1667 | |
1668 | /* setup rbio, and wbio */ | |
1669 | if (s->rbio != NULL) | |
1670 | { | |
1671 | if (!BIO_dup_state(s->rbio,(char *)&ret->rbio)) | |
1672 | goto err; | |
1673 | } | |
1674 | if (s->wbio != NULL) | |
1675 | { | |
1676 | if (s->wbio != s->rbio) | |
1677 | { | |
58964a49 | 1678 | if (!BIO_dup_state(s->wbio,(char *)&ret->wbio)) |
d02b48c6 RE |
1679 | goto err; |
1680 | } | |
1681 | else | |
1682 | ret->wbio=ret->rbio; | |
1683 | } | |
1684 | ||
1685 | /* dup the cipher_list and cipher_list_by_id stacks */ | |
1686 | if (s->cipher_list != NULL) | |
1687 | { | |
f73e07cf | 1688 | if ((ret->cipher_list=sk_SSL_CIPHER_dup(s->cipher_list)) == NULL) |
d02b48c6 RE |
1689 | goto err; |
1690 | } | |
1691 | if (s->cipher_list_by_id != NULL) | |
f73e07cf | 1692 | if ((ret->cipher_list_by_id=sk_SSL_CIPHER_dup(s->cipher_list_by_id)) |
d02b48c6 RE |
1693 | == NULL) |
1694 | goto err; | |
1695 | ||
1696 | /* Dup the client_CA list */ | |
1697 | if (s->client_CA != NULL) | |
1698 | { | |
f73e07cf | 1699 | if ((sk=sk_X509_NAME_dup(s->client_CA)) == NULL) goto err; |
d02b48c6 | 1700 | ret->client_CA=sk; |
f73e07cf | 1701 | for (i=0; i<sk_X509_NAME_num(sk); i++) |
d02b48c6 | 1702 | { |
f73e07cf BL |
1703 | xn=sk_X509_NAME_value(sk,i); |
1704 | if (sk_X509_NAME_set(sk,i,X509_NAME_dup(xn)) == NULL) | |
d02b48c6 RE |
1705 | { |
1706 | X509_NAME_free(xn); | |
1707 | goto err; | |
1708 | } | |
1709 | } | |
1710 | } | |
1711 | ||
1712 | ret->shutdown=s->shutdown; | |
1713 | ret->state=s->state; | |
1714 | ret->handshake_func=s->handshake_func; | |
413c4f45 | 1715 | ret->server=s->server; |
d02b48c6 RE |
1716 | |
1717 | if (0) | |
1718 | { | |
1719 | err: | |
1720 | if (ret != NULL) SSL_free(ret); | |
1721 | ret=NULL; | |
1722 | } | |
1723 | return(ret); | |
1724 | } | |
1725 | ||
4f43d0e7 | 1726 | void ssl_clear_cipher_ctx(SSL *s) |
d02b48c6 | 1727 | { |
8a41eb70 BM |
1728 | if (s->enc_read_ctx != NULL) |
1729 | { | |
1730 | EVP_CIPHER_CTX_cleanup(s->enc_read_ctx); | |
1731 | Free(s->enc_read_ctx); | |
1732 | s->enc_read_ctx=NULL; | |
1733 | } | |
1734 | if (s->enc_write_ctx != NULL) | |
1735 | { | |
1736 | EVP_CIPHER_CTX_cleanup(s->enc_write_ctx); | |
1737 | Free(s->enc_write_ctx); | |
1738 | s->enc_write_ctx=NULL; | |
1739 | } | |
413c4f45 MC |
1740 | if (s->expand != NULL) |
1741 | { | |
1742 | COMP_CTX_free(s->expand); | |
1743 | s->expand=NULL; | |
1744 | } | |
1745 | if (s->compress != NULL) | |
1746 | { | |
1747 | COMP_CTX_free(s->compress); | |
1748 | s->compress=NULL; | |
1749 | } | |
d02b48c6 RE |
1750 | } |
1751 | ||
58964a49 | 1752 | /* Fix this function so that it takes an optional type parameter */ |
4f43d0e7 | 1753 | X509 *SSL_get_certificate(SSL *s) |
d02b48c6 RE |
1754 | { |
1755 | if (s->cert != NULL) | |
1756 | return(s->cert->key->x509); | |
1757 | else | |
1758 | return(NULL); | |
1759 | } | |
1760 | ||
58964a49 | 1761 | /* Fix this function so that it takes an optional type parameter */ |
4f43d0e7 | 1762 | EVP_PKEY *SSL_get_privatekey(SSL *s) |
d02b48c6 RE |
1763 | { |
1764 | if (s->cert != NULL) | |
1765 | return(s->cert->key->privatekey); | |
1766 | else | |
1767 | return(NULL); | |
1768 | } | |
1769 | ||
4f43d0e7 | 1770 | SSL_CIPHER *SSL_get_current_cipher(SSL *s) |
d02b48c6 | 1771 | { |
b1c4fe36 BM |
1772 | if ((s->session != NULL) && (s->session->cipher != NULL)) |
1773 | return(s->session->cipher); | |
1774 | return(NULL); | |
d02b48c6 RE |
1775 | } |
1776 | ||
4f43d0e7 | 1777 | int ssl_init_wbio_buffer(SSL *s,int push) |
58964a49 RE |
1778 | { |
1779 | BIO *bbio; | |
1780 | ||
1781 | if (s->bbio == NULL) | |
1782 | { | |
1783 | bbio=BIO_new(BIO_f_buffer()); | |
1784 | if (bbio == NULL) return(0); | |
1785 | s->bbio=bbio; | |
1786 | } | |
1787 | else | |
1788 | { | |
1789 | bbio=s->bbio; | |
1790 | if (s->bbio == s->wbio) | |
1791 | s->wbio=BIO_pop(s->wbio); | |
1792 | } | |
d58d092b | 1793 | (void)BIO_reset(bbio); |
58964a49 RE |
1794 | /* if (!BIO_set_write_buffer_size(bbio,16*1024)) */ |
1795 | if (!BIO_set_read_buffer_size(bbio,1)) | |
1796 | { | |
1797 | SSLerr(SSL_F_SSL_INIT_WBIO_BUFFER,ERR_R_BUF_LIB); | |
1798 | return(0); | |
1799 | } | |
1800 | if (push) | |
1801 | { | |
1802 | if (s->wbio != bbio) | |
1803 | s->wbio=BIO_push(bbio,s->wbio); | |
1804 | } | |
1805 | else | |
1806 | { | |
1807 | if (s->wbio == bbio) | |
1808 | s->wbio=BIO_pop(bbio); | |
1809 | } | |
1810 | return(1); | |
1811 | } | |
413c4f45 | 1812 | |
4f43d0e7 | 1813 | void ssl_free_wbio_buffer(SSL *s) |
413c4f45 MC |
1814 | { |
1815 | BIO *under; | |
1816 | ||
1817 | if (s->bbio == NULL) return; | |
1818 | ||
1819 | if (s->bbio == s->wbio) | |
1820 | { | |
1821 | /* remove buffering */ | |
1822 | under=BIO_pop(s->wbio); | |
1823 | if (under != NULL) | |
1824 | s->wbio=under; | |
1825 | else | |
1826 | abort(); /* ok */ | |
1827 | } | |
1828 | BIO_free(s->bbio); | |
1829 | s->bbio=NULL; | |
1830 | } | |
58964a49 | 1831 | |
4f43d0e7 | 1832 | void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx,int mode) |
58964a49 RE |
1833 | { |
1834 | ctx->quiet_shutdown=mode; | |
1835 | } | |
1836 | ||
4f43d0e7 | 1837 | int SSL_CTX_get_quiet_shutdown(SSL_CTX *ctx) |
58964a49 RE |
1838 | { |
1839 | return(ctx->quiet_shutdown); | |
1840 | } | |
1841 | ||
4f43d0e7 | 1842 | void SSL_set_quiet_shutdown(SSL *s,int mode) |
58964a49 RE |
1843 | { |
1844 | s->quiet_shutdown=mode; | |
1845 | } | |
1846 | ||
4f43d0e7 | 1847 | int SSL_get_quiet_shutdown(SSL *s) |
58964a49 RE |
1848 | { |
1849 | return(s->quiet_shutdown); | |
1850 | } | |
1851 | ||
4f43d0e7 | 1852 | void SSL_set_shutdown(SSL *s,int mode) |
58964a49 RE |
1853 | { |
1854 | s->shutdown=mode; | |
1855 | } | |
1856 | ||
4f43d0e7 | 1857 | int SSL_get_shutdown(SSL *s) |
58964a49 RE |
1858 | { |
1859 | return(s->shutdown); | |
1860 | } | |
1861 | ||
4f43d0e7 | 1862 | int SSL_version(SSL *s) |
58964a49 RE |
1863 | { |
1864 | return(s->version); | |
1865 | } | |
1866 | ||
4f43d0e7 | 1867 | SSL_CTX *SSL_get_SSL_CTX(SSL *ssl) |
58964a49 RE |
1868 | { |
1869 | return(ssl->ctx); | |
1870 | } | |
1871 | ||
dfeab068 | 1872 | #ifndef NO_STDIO |
4f43d0e7 | 1873 | int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx) |
58964a49 RE |
1874 | { |
1875 | return(X509_STORE_set_default_paths(ctx->cert_store)); | |
1876 | } | |
1877 | ||
303c0028 BM |
1878 | int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile, |
1879 | const char *CApath) | |
58964a49 RE |
1880 | { |
1881 | return(X509_STORE_load_locations(ctx->cert_store,CAfile,CApath)); | |
1882 | } | |
dfeab068 | 1883 | #endif |
58964a49 | 1884 | |
4f43d0e7 | 1885 | void SSL_set_info_callback(SSL *ssl,void (*cb)()) |
58964a49 RE |
1886 | { |
1887 | ssl->info_callback=cb; | |
1888 | } | |
1889 | ||
6b691a5c | 1890 | void (*SSL_get_info_callback(SSL *ssl))(void) |
58964a49 | 1891 | { |
dfeab068 | 1892 | return((void (*)())ssl->info_callback); |
58964a49 RE |
1893 | } |
1894 | ||
4f43d0e7 | 1895 | int SSL_state(SSL *ssl) |
58964a49 RE |
1896 | { |
1897 | return(ssl->state); | |
1898 | } | |
1899 | ||
4f43d0e7 | 1900 | void SSL_set_verify_result(SSL *ssl,long arg) |
58964a49 RE |
1901 | { |
1902 | ssl->verify_result=arg; | |
1903 | } | |
1904 | ||
4f43d0e7 | 1905 | long SSL_get_verify_result(SSL *ssl) |
58964a49 RE |
1906 | { |
1907 | return(ssl->verify_result); | |
1908 | } | |
1909 | ||
4f43d0e7 BL |
1910 | int SSL_get_ex_new_index(long argl,char *argp,int (*new_func)(), |
1911 | int (*dup_func)(),void (*free_func)()) | |
b1c4fe36 | 1912 | { |
58964a49 RE |
1913 | ssl_meth_num++; |
1914 | return(CRYPTO_get_ex_new_index(ssl_meth_num-1, | |
1915 | &ssl_meth,argl,argp,new_func,dup_func,free_func)); | |
b1c4fe36 | 1916 | } |
58964a49 | 1917 | |
4f43d0e7 | 1918 | int SSL_set_ex_data(SSL *s,int idx,void *arg) |
58964a49 RE |
1919 | { |
1920 | return(CRYPTO_set_ex_data(&s->ex_data,idx,arg)); | |
1921 | } | |
1922 | ||
4f43d0e7 | 1923 | void *SSL_get_ex_data(SSL *s,int idx) |
58964a49 RE |
1924 | { |
1925 | return(CRYPTO_get_ex_data(&s->ex_data,idx)); | |
1926 | } | |
1927 | ||
4f43d0e7 BL |
1928 | int SSL_CTX_get_ex_new_index(long argl,char *argp,int (*new_func)(), |
1929 | int (*dup_func)(),void (*free_func)()) | |
b1c4fe36 | 1930 | { |
58964a49 RE |
1931 | ssl_ctx_meth_num++; |
1932 | return(CRYPTO_get_ex_new_index(ssl_ctx_meth_num-1, | |
1933 | &ssl_ctx_meth,argl,argp,new_func,dup_func,free_func)); | |
b1c4fe36 | 1934 | } |
58964a49 | 1935 | |
4f43d0e7 | 1936 | int SSL_CTX_set_ex_data(SSL_CTX *s,int idx,void *arg) |
58964a49 RE |
1937 | { |
1938 | return(CRYPTO_set_ex_data(&s->ex_data,idx,arg)); | |
1939 | } | |
1940 | ||
4f43d0e7 | 1941 | void *SSL_CTX_get_ex_data(SSL_CTX *s,int idx) |
58964a49 RE |
1942 | { |
1943 | return(CRYPTO_get_ex_data(&s->ex_data,idx)); | |
1944 | } | |
1945 | ||
4f43d0e7 | 1946 | int ssl_ok(SSL *s) |
dfeab068 RE |
1947 | { |
1948 | return(1); | |
1949 | } | |
1950 | ||
4f43d0e7 | 1951 | X509_STORE *SSL_CTX_get_cert_store(SSL_CTX *ctx) |
413c4f45 MC |
1952 | { |
1953 | return(ctx->cert_store); | |
1954 | } | |
1955 | ||
4f43d0e7 | 1956 | void SSL_CTX_set_cert_store(SSL_CTX *ctx,X509_STORE *store) |
413c4f45 MC |
1957 | { |
1958 | if (ctx->cert_store != NULL) | |
1959 | X509_STORE_free(ctx->cert_store); | |
1960 | ctx->cert_store=store; | |
1961 | } | |
1962 | ||
4f43d0e7 | 1963 | int SSL_want(SSL *s) |
413c4f45 MC |
1964 | { |
1965 | return(s->rwstate); | |
1966 | } | |
1967 | ||
4f43d0e7 BL |
1968 | /*! |
1969 | * \brief Set the callback for generating temporary RSA keys. | |
1970 | * \param ctx the SSL context. | |
1971 | * \param cb the callback | |
1972 | */ | |
1973 | ||
79df9d62 | 1974 | #ifndef NO_RSA |
df63a389 UM |
1975 | void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,RSA *(*cb)(SSL *ssl, |
1976 | int is_export, | |
60e31c3a | 1977 | int keylength)) |
f8c3c05d | 1978 | { SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_RSA_CB,0,(char *)cb); } |
79df9d62 UM |
1979 | #endif |
1980 | ||
1981 | #ifndef NO_RSA | |
df63a389 | 1982 | void SSL_set_tmp_rsa_callback(SSL *ssl,RSA *(*cb)(SSL *ssl,int is_export, |
79df9d62 UM |
1983 | int keylength)) |
1984 | { SSL_ctrl(ssl,SSL_CTRL_SET_TMP_RSA_CB,0,(char *)cb); } | |
1985 | #endif | |
f8c3c05d | 1986 | |
4f43d0e7 BL |
1987 | #ifdef DOXYGEN |
1988 | /*! | |
1989 | * \brief The RSA temporary key callback function. | |
1990 | * \param ssl the SSL session. | |
df63a389 UM |
1991 | * \param is_export \c TRUE if the temp RSA key is for an export ciphersuite. |
1992 | * \param keylength if \c is_export is \c TRUE, then \c keylength is the size | |
1993 | * of the required key in bits. | |
4f43d0e7 BL |
1994 | * \return the temporary RSA key. |
1995 | * \sa SSL_CTX_set_tmp_rsa_callback, SSL_set_tmp_rsa_callback | |
1996 | */ | |
1997 | ||
df63a389 | 1998 | RSA *cb(SSL *ssl,int is_export,int keylength) |
4f43d0e7 BL |
1999 | {} |
2000 | #endif | |
2001 | ||
2002 | /*! | |
2003 | * \brief Set the callback for generating temporary DH keys. | |
2004 | * \param ctx the SSL context. | |
2005 | * \param dh the callback | |
2006 | */ | |
2007 | ||
79df9d62 | 2008 | #ifndef NO_DH |
df63a389 | 2009 | void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,DH *(*dh)(SSL *ssl,int is_export, |
60e31c3a | 2010 | int keylength)) |
f8c3c05d BL |
2011 | { SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH_CB,0,(char *)dh); } |
2012 | ||
df63a389 | 2013 | void SSL_set_tmp_dh_callback(SSL *ssl,DH *(*dh)(SSL *ssl,int is_export, |
15d21c2d RE |
2014 | int keylength)) |
2015 | { SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH_CB,0,(char *)dh); } | |
79df9d62 | 2016 | #endif |
15d21c2d | 2017 | |
58964a49 RE |
2018 | #if defined(_WINDLL) && defined(WIN16) |
2019 | #include "../crypto/bio/bss_file.c" | |
2020 | #endif | |
f73e07cf BL |
2021 | |
2022 | IMPLEMENT_STACK_OF(SSL_CIPHER) | |
2023 | IMPLEMENT_STACK_OF(SSL_COMP) |