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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 | ||
bbb8de09 BM |
61 | |
62 | #include <assert.h> | |
d02b48c6 | 63 | #include <stdio.h> |
ec577822 BM |
64 | #include <openssl/objects.h> |
65 | #include <openssl/lhash.h> | |
bb7cd4e3 | 66 | #include <openssl/x509v3.h> |
d02b48c6 RE |
67 | #include "ssl_locl.h" |
68 | ||
9d1a01be | 69 | const char *SSL_version_str=OPENSSL_VERSION_TEXT; |
58964a49 | 70 | |
dd9d233e DSH |
71 | static STACK_OF(CRYPTO_EX_DATA_FUNCS) *ssl_meth=NULL; |
72 | static STACK_OF(CRYPTO_EX_DATA_FUNCS) *ssl_ctx_meth=NULL; | |
58964a49 RE |
73 | static int ssl_meth_num=0; |
74 | static int ssl_ctx_meth_num=0; | |
d02b48c6 | 75 | |
7f0dae32 | 76 | OPENSSL_GLOBAL SSL3_ENC_METHOD ssl3_undef_enc_method={ |
dd9d233e | 77 | /* evil casts, but these functions are only called if there's a library bug */ |
245206ea BM |
78 | (int (*)(SSL *,int))ssl_undefined_function, |
79 | (int (*)(SSL *, unsigned char *, int))ssl_undefined_function, | |
58964a49 | 80 | ssl_undefined_function, |
245206ea BM |
81 | (int (*)(SSL *, unsigned char *, unsigned char *, int))ssl_undefined_function, |
82 | (int (*)(SSL*, int))ssl_undefined_function, | |
83 | (int (*)(SSL *, EVP_MD_CTX *, EVP_MD_CTX *, const char*, int, unsigned char *))ssl_undefined_function | |
58964a49 | 84 | }; |
d02b48c6 | 85 | |
4f43d0e7 | 86 | int SSL_clear(SSL *s) |
d02b48c6 RE |
87 | { |
88 | int state; | |
89 | ||
413c4f45 MC |
90 | if (s->method == NULL) |
91 | { | |
92 | SSLerr(SSL_F_SSL_CLEAR,SSL_R_NO_METHOD_SPECIFIED); | |
93 | return(0); | |
94 | } | |
d02b48c6 RE |
95 | |
96 | s->error=0; | |
97 | s->hit=0; | |
413c4f45 | 98 | s->shutdown=0; |
d02b48c6 | 99 | |
a2a01589 BM |
100 | #if 0 /* Disabled since version 1.10 of this file (early return not |
101 | * needed because SSL_clear is not called when doing renegotiation) */ | |
d02b48c6 RE |
102 | /* This is set if we are doing dynamic renegotiation so keep |
103 | * the old cipher. It is sort of a SSL_clear_lite :-) */ | |
413c4f45 | 104 | if (s->new_session) return(1); |
a2a01589 BM |
105 | #else |
106 | if (s->new_session) | |
107 | { | |
108 | SSLerr(SSL_F_SSL_CLEAR,SSL_R_INTERNAL_ERROR); | |
109 | return 0; | |
110 | } | |
413c4f45 | 111 | #endif |
d02b48c6 RE |
112 | |
113 | state=s->state; /* Keep to check if we throw away the session-id */ | |
114 | s->type=0; | |
115 | ||
413c4f45 MC |
116 | s->state=SSL_ST_BEFORE|((s->server)?SSL_ST_ACCEPT:SSL_ST_CONNECT); |
117 | ||
d02b48c6 | 118 | s->version=s->method->version; |
413c4f45 | 119 | s->client_version=s->version; |
d02b48c6 | 120 | s->rwstate=SSL_NOTHING; |
d02b48c6 | 121 | s->rstate=SSL_ST_READ_HEADER; |
544ebbce | 122 | #if 0 |
413c4f45 | 123 | s->read_ahead=s->ctx->read_ahead; |
544ebbce | 124 | #endif |
d02b48c6 RE |
125 | |
126 | if (s->init_buf != NULL) | |
127 | { | |
128 | BUF_MEM_free(s->init_buf); | |
129 | s->init_buf=NULL; | |
130 | } | |
131 | ||
132 | ssl_clear_cipher_ctx(s); | |
133 | ||
134 | if (ssl_clear_bad_session(s)) | |
135 | { | |
136 | SSL_SESSION_free(s->session); | |
137 | s->session=NULL; | |
138 | } | |
139 | ||
d02b48c6 RE |
140 | s->first_packet=0; |
141 | ||
413c4f45 MC |
142 | #if 1 |
143 | /* Check to see if we were changed into a different method, if | |
144 | * so, revert back if we are not doing session-id reuse. */ | |
145 | if ((s->session == NULL) && (s->method != s->ctx->method)) | |
146 | { | |
147 | s->method->ssl_free(s); | |
148 | s->method=s->ctx->method; | |
149 | if (!s->method->ssl_new(s)) | |
150 | return(0); | |
151 | } | |
152 | else | |
153 | #endif | |
154 | s->method->ssl_clear(s); | |
155 | return(1); | |
d02b48c6 RE |
156 | } |
157 | ||
4f43d0e7 BL |
158 | /** Used to change an SSL_CTXs default SSL method type */ |
159 | int SSL_CTX_set_ssl_version(SSL_CTX *ctx,SSL_METHOD *meth) | |
d02b48c6 | 160 | { |
f73e07cf | 161 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
162 | |
163 | ctx->method=meth; | |
164 | ||
165 | sk=ssl_create_cipher_list(ctx->method,&(ctx->cipher_list), | |
166 | &(ctx->cipher_list_by_id),SSL_DEFAULT_CIPHER_LIST); | |
f73e07cf | 167 | if ((sk == NULL) || (sk_SSL_CIPHER_num(sk) <= 0)) |
d02b48c6 RE |
168 | { |
169 | SSLerr(SSL_F_SSL_CTX_SET_SSL_VERSION,SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS); | |
170 | return(0); | |
171 | } | |
172 | return(1); | |
173 | } | |
174 | ||
4f43d0e7 | 175 | SSL *SSL_new(SSL_CTX *ctx) |
d02b48c6 RE |
176 | { |
177 | SSL *s; | |
178 | ||
179 | if (ctx == NULL) | |
180 | { | |
181 | SSLerr(SSL_F_SSL_NEW,SSL_R_NULL_SSL_CTX); | |
182 | return(NULL); | |
183 | } | |
184 | if (ctx->method == NULL) | |
185 | { | |
186 | SSLerr(SSL_F_SSL_NEW,SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION); | |
187 | return(NULL); | |
188 | } | |
189 | ||
26a3a48d | 190 | s=(SSL *)OPENSSL_malloc(sizeof(SSL)); |
d02b48c6 RE |
191 | if (s == NULL) goto err; |
192 | memset(s,0,sizeof(SSL)); | |
193 | ||
bc36ee62 | 194 | #ifndef OPENSSL_NO_KRB5 |
f9b3bff6 | 195 | s->kssl_ctx = kssl_ctx_new(); |
bc36ee62 | 196 | #endif /* OPENSSL_NO_KRB5 */ |
f9b3bff6 | 197 | |
ca8e5b9b | 198 | if (ctx->cert != NULL) |
d02b48c6 | 199 | { |
ca8e5b9b BM |
200 | /* Earlier library versions used to copy the pointer to |
201 | * the CERT, not its contents; only when setting new | |
202 | * parameters for the per-SSL copy, ssl_cert_new would be | |
203 | * called (and the direct reference to the per-SSL_CTX | |
204 | * settings would be lost, but those still were indirectly | |
205 | * accessed for various purposes, and for that reason they | |
206 | * used to be known as s->ctx->default_cert). | |
207 | * Now we don't look at the SSL_CTX's CERT after having | |
208 | * duplicated it once. */ | |
209 | ||
210 | s->cert = ssl_cert_dup(ctx->cert); | |
211 | if (s->cert == NULL) | |
212 | goto err; | |
d02b48c6 RE |
213 | } |
214 | else | |
ca8e5b9b | 215 | s->cert=NULL; /* Cannot really happen (see SSL_CTX_new) */ |
4eb77b26 BM |
216 | s->sid_ctx_length=ctx->sid_ctx_length; |
217 | memcpy(&s->sid_ctx,&ctx->sid_ctx,sizeof(s->sid_ctx)); | |
413c4f45 | 218 | s->verify_mode=ctx->verify_mode; |
7f89714e | 219 | s->verify_depth=ctx->verify_depth; |
d02b48c6 | 220 | s->verify_callback=ctx->default_verify_callback; |
dc644fe2 | 221 | s->generate_session_id=ctx->generate_session_id; |
13938ace DSH |
222 | s->purpose = ctx->purpose; |
223 | s->trust = ctx->trust; | |
d02b48c6 RE |
224 | CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX); |
225 | s->ctx=ctx; | |
226 | ||
227 | s->verify_result=X509_V_OK; | |
228 | ||
229 | s->method=ctx->method; | |
230 | ||
231 | if (!s->method->ssl_new(s)) | |
d02b48c6 | 232 | goto err; |
d02b48c6 RE |
233 | |
234 | s->quiet_shutdown=ctx->quiet_shutdown; | |
58964a49 | 235 | s->references=1; |
413c4f45 | 236 | s->server=(ctx->method->ssl_accept == ssl_undefined_function)?0:1; |
58964a49 | 237 | s->options=ctx->options; |
e1056435 | 238 | s->mode=ctx->mode; |
086a32d7 | 239 | s->read_ahead=ctx->read_ahead; /* used to happen in SSL_clear */ |
d02b48c6 | 240 | SSL_clear(s); |
58964a49 | 241 | |
dd9d233e | 242 | CRYPTO_new_ex_data(ssl_meth,s,&s->ex_data); |
58964a49 | 243 | |
d02b48c6 RE |
244 | return(s); |
245 | err: | |
ca8e5b9b BM |
246 | if (s != NULL) |
247 | { | |
248 | if (s->cert != NULL) | |
249 | ssl_cert_free(s->cert); | |
250 | if (s->ctx != NULL) | |
251 | SSL_CTX_free(s->ctx); /* decrement reference count */ | |
26a3a48d | 252 | OPENSSL_free(s); |
ca8e5b9b | 253 | } |
d02b48c6 RE |
254 | SSLerr(SSL_F_SSL_NEW,ERR_R_MALLOC_FAILURE); |
255 | return(NULL); | |
256 | } | |
257 | ||
4eb77b26 BM |
258 | int SSL_CTX_set_session_id_context(SSL_CTX *ctx,const unsigned char *sid_ctx, |
259 | unsigned int sid_ctx_len) | |
260 | { | |
261 | if(sid_ctx_len > SSL_MAX_SID_CTX_LENGTH) | |
262 | { | |
263 | SSLerr(SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT,SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG); | |
264 | return 0; | |
265 | } | |
266 | ctx->sid_ctx_length=sid_ctx_len; | |
267 | memcpy(ctx->sid_ctx,sid_ctx,sid_ctx_len); | |
268 | ||
269 | return 1; | |
270 | } | |
271 | ||
b4cadc6e BL |
272 | int SSL_set_session_id_context(SSL *ssl,const unsigned char *sid_ctx, |
273 | unsigned int sid_ctx_len) | |
274 | { | |
275 | if(sid_ctx_len > SSL_MAX_SID_CTX_LENGTH) | |
276 | { | |
277 | SSLerr(SSL_F_SSL_SET_SESSION_ID_CONTEXT,SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG); | |
278 | return 0; | |
279 | } | |
280 | ssl->sid_ctx_length=sid_ctx_len; | |
281 | memcpy(ssl->sid_ctx,sid_ctx,sid_ctx_len); | |
282 | ||
283 | return 1; | |
284 | } | |
285 | ||
dc644fe2 GT |
286 | int SSL_CTX_set_generate_session_id(SSL_CTX *ctx, GEN_SESSION_CB cb) |
287 | { | |
288 | CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX); | |
289 | ctx->generate_session_id = cb; | |
290 | CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX); | |
291 | return 1; | |
292 | } | |
293 | ||
294 | int SSL_set_generate_session_id(SSL *ssl, GEN_SESSION_CB cb) | |
295 | { | |
296 | CRYPTO_w_lock(CRYPTO_LOCK_SSL); | |
297 | ssl->generate_session_id = cb; | |
298 | CRYPTO_w_unlock(CRYPTO_LOCK_SSL); | |
299 | return 1; | |
300 | } | |
301 | ||
302 | int SSL_CTX_has_matching_session_id(const SSL_CTX *ctx, const unsigned char *id, | |
303 | unsigned int id_len) | |
304 | { | |
305 | /* A quick examination of SSL_SESSION_hash and SSL_SESSION_cmp shows how | |
306 | * we can "construct" a session to give us the desired check - ie. to | |
307 | * find if there's a session in the hash table that would conflict with | |
308 | * any new session built out of this id/id_len and the ssl_version in | |
309 | * use by this SSL_CTX. */ | |
310 | SSL_SESSION r, *p; | |
311 | r.ssl_version = ctx->method->version; | |
312 | r.session_id_length = id_len; | |
313 | memcpy(r.session_id, id, id_len); | |
314 | ||
315 | CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX); | |
316 | p = (SSL_SESSION *)lh_retrieve(ctx->sessions, &r); | |
317 | CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX); | |
318 | return (p != NULL); | |
319 | } | |
320 | ||
bb7cd4e3 DSH |
321 | int SSL_CTX_set_purpose(SSL_CTX *s, int purpose) |
322 | { | |
323 | if(X509_PURPOSE_get_by_id(purpose) == -1) { | |
324 | SSLerr(SSL_F_SSL_CTX_SET_PURPOSE, SSL_R_INVALID_PURPOSE); | |
325 | return 0; | |
326 | } | |
327 | s->purpose = purpose; | |
328 | return 1; | |
329 | } | |
330 | ||
331 | int SSL_set_purpose(SSL *s, int purpose) | |
332 | { | |
333 | if(X509_PURPOSE_get_by_id(purpose) == -1) { | |
334 | SSLerr(SSL_F_SSL_SET_PURPOSE, SSL_R_INVALID_PURPOSE); | |
335 | return 0; | |
336 | } | |
337 | s->purpose = purpose; | |
338 | return 1; | |
339 | } | |
340 | ||
341 | int SSL_CTX_set_trust(SSL_CTX *s, int trust) | |
342 | { | |
343 | if(X509_TRUST_get_by_id(trust) == -1) { | |
344 | SSLerr(SSL_F_SSL_CTX_SET_TRUST, SSL_R_INVALID_TRUST); | |
345 | return 0; | |
346 | } | |
347 | s->trust = trust; | |
348 | return 1; | |
349 | } | |
350 | ||
351 | int SSL_set_trust(SSL *s, int trust) | |
352 | { | |
353 | if(X509_TRUST_get_by_id(trust) == -1) { | |
354 | SSLerr(SSL_F_SSL_SET_TRUST, SSL_R_INVALID_TRUST); | |
355 | return 0; | |
356 | } | |
357 | s->trust = trust; | |
358 | return 1; | |
359 | } | |
360 | ||
4f43d0e7 | 361 | void SSL_free(SSL *s) |
d02b48c6 | 362 | { |
58964a49 RE |
363 | int i; |
364 | ||
e03ddfae BL |
365 | if(s == NULL) |
366 | return; | |
367 | ||
58964a49 RE |
368 | i=CRYPTO_add(&s->references,-1,CRYPTO_LOCK_SSL); |
369 | #ifdef REF_PRINT | |
370 | REF_PRINT("SSL",s); | |
371 | #endif | |
372 | if (i > 0) return; | |
373 | #ifdef REF_CHECK | |
374 | if (i < 0) | |
375 | { | |
376 | fprintf(stderr,"SSL_free, bad reference count\n"); | |
377 | abort(); /* ok */ | |
378 | } | |
379 | #endif | |
380 | ||
381 | CRYPTO_free_ex_data(ssl_meth,(char *)s,&s->ex_data); | |
382 | ||
d02b48c6 RE |
383 | if (s->bbio != NULL) |
384 | { | |
385 | /* If the buffering BIO is in place, pop it off */ | |
386 | if (s->bbio == s->wbio) | |
387 | { | |
388 | s->wbio=BIO_pop(s->wbio); | |
389 | } | |
390 | BIO_free(s->bbio); | |
58964a49 | 391 | s->bbio=NULL; |
d02b48c6 RE |
392 | } |
393 | if (s->rbio != NULL) | |
394 | BIO_free_all(s->rbio); | |
395 | if ((s->wbio != NULL) && (s->wbio != s->rbio)) | |
396 | BIO_free_all(s->wbio); | |
397 | ||
398 | if (s->init_buf != NULL) BUF_MEM_free(s->init_buf); | |
399 | ||
400 | /* add extra stuff */ | |
f73e07cf BL |
401 | if (s->cipher_list != NULL) sk_SSL_CIPHER_free(s->cipher_list); |
402 | if (s->cipher_list_by_id != NULL) sk_SSL_CIPHER_free(s->cipher_list_by_id); | |
d02b48c6 RE |
403 | |
404 | /* Make the next call work :-) */ | |
405 | if (s->session != NULL) | |
406 | { | |
407 | ssl_clear_bad_session(s); | |
408 | SSL_SESSION_free(s->session); | |
409 | } | |
410 | ||
411 | ssl_clear_cipher_ctx(s); | |
412 | ||
413 | if (s->cert != NULL) ssl_cert_free(s->cert); | |
414 | /* Free up if allocated */ | |
415 | ||
416 | if (s->ctx) SSL_CTX_free(s->ctx); | |
417 | ||
418 | if (s->client_CA != NULL) | |
f73e07cf | 419 | sk_X509_NAME_pop_free(s->client_CA,X509_NAME_free); |
d02b48c6 RE |
420 | |
421 | if (s->method != NULL) s->method->ssl_free(s); | |
422 | ||
26a3a48d | 423 | OPENSSL_free(s); |
d02b48c6 RE |
424 | } |
425 | ||
4f43d0e7 | 426 | void SSL_set_bio(SSL *s,BIO *rbio,BIO *wbio) |
d02b48c6 RE |
427 | { |
428 | /* If the output buffering BIO is still in place, remove it | |
429 | */ | |
430 | if (s->bbio != NULL) | |
431 | { | |
432 | if (s->wbio == s->bbio) | |
433 | { | |
434 | s->wbio=s->wbio->next_bio; | |
435 | s->bbio->next_bio=NULL; | |
436 | } | |
437 | } | |
438 | if ((s->rbio != NULL) && (s->rbio != rbio)) | |
439 | BIO_free_all(s->rbio); | |
440 | if ((s->wbio != NULL) && (s->wbio != wbio) && (s->rbio != s->wbio)) | |
441 | BIO_free_all(s->wbio); | |
442 | s->rbio=rbio; | |
443 | s->wbio=wbio; | |
444 | } | |
445 | ||
4f43d0e7 | 446 | BIO *SSL_get_rbio(SSL *s) |
d02b48c6 RE |
447 | { return(s->rbio); } |
448 | ||
4f43d0e7 | 449 | BIO *SSL_get_wbio(SSL *s) |
d02b48c6 RE |
450 | { return(s->wbio); } |
451 | ||
4f43d0e7 | 452 | int SSL_get_fd(SSL *s) |
d02b48c6 RE |
453 | { |
454 | int ret= -1; | |
455 | BIO *b,*r; | |
456 | ||
457 | b=SSL_get_rbio(s); | |
458 | r=BIO_find_type(b,BIO_TYPE_DESCRIPTOR); | |
459 | if (r != NULL) | |
460 | BIO_get_fd(r,&ret); | |
461 | return(ret); | |
462 | } | |
463 | ||
bc36ee62 | 464 | #ifndef OPENSSL_NO_SOCK |
4f43d0e7 | 465 | int SSL_set_fd(SSL *s,int fd) |
d02b48c6 RE |
466 | { |
467 | int ret=0; | |
468 | BIO *bio=NULL; | |
469 | ||
470 | bio=BIO_new(BIO_s_socket()); | |
471 | ||
472 | if (bio == NULL) | |
473 | { | |
474 | SSLerr(SSL_F_SSL_SET_FD,ERR_R_BUF_LIB); | |
475 | goto err; | |
476 | } | |
477 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
478 | SSL_set_bio(s,bio,bio); | |
479 | ret=1; | |
480 | err: | |
481 | return(ret); | |
482 | } | |
483 | ||
4f43d0e7 | 484 | int SSL_set_wfd(SSL *s,int fd) |
d02b48c6 RE |
485 | { |
486 | int ret=0; | |
487 | BIO *bio=NULL; | |
488 | ||
58964a49 RE |
489 | if ((s->rbio == NULL) || (BIO_method_type(s->rbio) != BIO_TYPE_SOCKET) |
490 | || ((int)BIO_get_fd(s->rbio,NULL) != fd)) | |
491 | { | |
492 | bio=BIO_new(BIO_s_socket()); | |
d02b48c6 | 493 | |
58964a49 RE |
494 | if (bio == NULL) |
495 | { SSLerr(SSL_F_SSL_SET_WFD,ERR_R_BUF_LIB); goto err; } | |
496 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
497 | SSL_set_bio(s,SSL_get_rbio(s),bio); | |
498 | } | |
499 | else | |
500 | SSL_set_bio(s,SSL_get_rbio(s),SSL_get_rbio(s)); | |
d02b48c6 RE |
501 | ret=1; |
502 | err: | |
503 | return(ret); | |
504 | } | |
505 | ||
4f43d0e7 | 506 | int SSL_set_rfd(SSL *s,int fd) |
d02b48c6 RE |
507 | { |
508 | int ret=0; | |
509 | BIO *bio=NULL; | |
510 | ||
58964a49 RE |
511 | if ((s->wbio == NULL) || (BIO_method_type(s->wbio) != BIO_TYPE_SOCKET) |
512 | || ((int)BIO_get_fd(s->wbio,NULL) != fd)) | |
d02b48c6 | 513 | { |
58964a49 RE |
514 | bio=BIO_new(BIO_s_socket()); |
515 | ||
516 | if (bio == NULL) | |
517 | { | |
518 | SSLerr(SSL_F_SSL_SET_RFD,ERR_R_BUF_LIB); | |
519 | goto err; | |
520 | } | |
521 | BIO_set_fd(bio,fd,BIO_NOCLOSE); | |
522 | SSL_set_bio(s,bio,SSL_get_wbio(s)); | |
d02b48c6 | 523 | } |
58964a49 RE |
524 | else |
525 | SSL_set_bio(s,SSL_get_wbio(s),SSL_get_wbio(s)); | |
d02b48c6 RE |
526 | ret=1; |
527 | err: | |
528 | return(ret); | |
529 | } | |
530 | #endif | |
531 | ||
ca03109c BM |
532 | |
533 | /* return length of latest Finished message we sent, copy to 'buf' */ | |
534 | size_t SSL_get_finished(SSL *s, void *buf, size_t count) | |
535 | { | |
536 | size_t ret = 0; | |
537 | ||
538 | if (s->s3 != NULL) | |
539 | { | |
540 | ret = s->s3->tmp.finish_md_len; | |
541 | if (count > ret) | |
542 | count = ret; | |
543 | memcpy(buf, s->s3->tmp.finish_md, count); | |
544 | } | |
545 | return ret; | |
546 | } | |
547 | ||
548 | /* return length of latest Finished message we expected, copy to 'buf' */ | |
549 | size_t SSL_get_peer_finished(SSL *s, void *buf, size_t count) | |
550 | { | |
551 | size_t ret = 0; | |
552 | ||
553 | if (s->s3 != NULL) | |
554 | { | |
555 | ret = s->s3->tmp.peer_finish_md_len; | |
556 | if (count > ret) | |
557 | count = ret; | |
558 | memcpy(buf, s->s3->tmp.peer_finish_md, count); | |
559 | } | |
560 | return ret; | |
561 | } | |
562 | ||
563 | ||
4f43d0e7 | 564 | int SSL_get_verify_mode(SSL *s) |
d02b48c6 RE |
565 | { |
566 | return(s->verify_mode); | |
567 | } | |
568 | ||
7f89714e BM |
569 | int SSL_get_verify_depth(SSL *s) |
570 | { | |
571 | return(s->verify_depth); | |
572 | } | |
573 | ||
a06c602e | 574 | int (*SSL_get_verify_callback(SSL *s))(int,X509_STORE_CTX *) |
d02b48c6 RE |
575 | { |
576 | return(s->verify_callback); | |
577 | } | |
578 | ||
4f43d0e7 | 579 | int SSL_CTX_get_verify_mode(SSL_CTX *ctx) |
d02b48c6 | 580 | { |
413c4f45 | 581 | return(ctx->verify_mode); |
d02b48c6 RE |
582 | } |
583 | ||
7f89714e BM |
584 | int SSL_CTX_get_verify_depth(SSL_CTX *ctx) |
585 | { | |
586 | return(ctx->verify_depth); | |
587 | } | |
588 | ||
a06c602e | 589 | int (*SSL_CTX_get_verify_callback(SSL_CTX *ctx))(int,X509_STORE_CTX *) |
d02b48c6 RE |
590 | { |
591 | return(ctx->default_verify_callback); | |
592 | } | |
593 | ||
49bc2624 BL |
594 | void SSL_set_verify(SSL *s,int mode, |
595 | int (*callback)(int ok,X509_STORE_CTX *ctx)) | |
d02b48c6 RE |
596 | { |
597 | s->verify_mode=mode; | |
598 | if (callback != NULL) | |
599 | s->verify_callback=callback; | |
600 | } | |
601 | ||
7f89714e BM |
602 | void SSL_set_verify_depth(SSL *s,int depth) |
603 | { | |
604 | s->verify_depth=depth; | |
605 | } | |
606 | ||
4f43d0e7 | 607 | void SSL_set_read_ahead(SSL *s,int yes) |
d02b48c6 RE |
608 | { |
609 | s->read_ahead=yes; | |
610 | } | |
611 | ||
4f43d0e7 | 612 | int SSL_get_read_ahead(SSL *s) |
d02b48c6 RE |
613 | { |
614 | return(s->read_ahead); | |
615 | } | |
616 | ||
4f43d0e7 | 617 | int SSL_pending(SSL *s) |
d02b48c6 | 618 | { |
24b44446 BM |
619 | /* SSL_pending cannot work properly if read-ahead is enabled |
620 | * (SSL_[CTX_]ctrl(..., SSL_CTRL_SET_READ_AHEAD, 1, NULL)), | |
621 | * and it is impossible to fix since SSL_pending cannot report | |
622 | * errors that may be observed while scanning the new data. | |
623 | * (Note that SSL_pending() is often used as a boolean value, | |
624 | * so we'd better not return -1.) | |
625 | */ | |
d02b48c6 RE |
626 | return(s->method->ssl_pending(s)); |
627 | } | |
628 | ||
4f43d0e7 | 629 | X509 *SSL_get_peer_certificate(SSL *s) |
d02b48c6 RE |
630 | { |
631 | X509 *r; | |
632 | ||
633 | if ((s == NULL) || (s->session == NULL)) | |
634 | r=NULL; | |
635 | else | |
636 | r=s->session->peer; | |
637 | ||
638 | if (r == NULL) return(r); | |
639 | ||
640 | CRYPTO_add(&r->references,1,CRYPTO_LOCK_X509); | |
641 | ||
642 | return(r); | |
643 | } | |
644 | ||
f73e07cf | 645 | STACK_OF(X509) *SSL_get_peer_cert_chain(SSL *s) |
d02b48c6 | 646 | { |
f73e07cf | 647 | STACK_OF(X509) *r; |
d02b48c6 | 648 | |
9d5cceac | 649 | if ((s == NULL) || (s->session == NULL) || (s->session->sess_cert == NULL)) |
d02b48c6 RE |
650 | r=NULL; |
651 | else | |
9d5cceac | 652 | r=s->session->sess_cert->cert_chain; |
d02b48c6 | 653 | |
98e04f9e BM |
654 | /* If we are a client, cert_chain includes the peer's own |
655 | * certificate; if we are a server, it does not. */ | |
656 | ||
d02b48c6 RE |
657 | return(r); |
658 | } | |
659 | ||
660 | /* Now in theory, since the calling process own 't' it should be safe to | |
661 | * modify. We need to be able to read f without being hassled */ | |
4f43d0e7 | 662 | void SSL_copy_session_id(SSL *t,SSL *f) |
d02b48c6 RE |
663 | { |
664 | CERT *tmp; | |
665 | ||
666 | /* Do we need to to SSL locking? */ | |
667 | SSL_set_session(t,SSL_get_session(f)); | |
668 | ||
669 | /* what if we are setup as SSLv2 but want to talk SSLv3 or | |
670 | * vice-versa */ | |
671 | if (t->method != f->method) | |
672 | { | |
673 | t->method->ssl_free(t); /* cleanup current */ | |
674 | t->method=f->method; /* change method */ | |
675 | t->method->ssl_new(t); /* setup new */ | |
676 | } | |
677 | ||
678 | tmp=t->cert; | |
679 | if (f->cert != NULL) | |
680 | { | |
681 | CRYPTO_add(&f->cert->references,1,CRYPTO_LOCK_SSL_CERT); | |
682 | t->cert=f->cert; | |
683 | } | |
684 | else | |
685 | t->cert=NULL; | |
686 | if (tmp != NULL) ssl_cert_free(tmp); | |
b4cadc6e | 687 | SSL_set_session_id_context(t,f->sid_ctx,f->sid_ctx_length); |
d02b48c6 RE |
688 | } |
689 | ||
58964a49 | 690 | /* Fix this so it checks all the valid key/cert options */ |
4f43d0e7 | 691 | int SSL_CTX_check_private_key(SSL_CTX *ctx) |
d02b48c6 RE |
692 | { |
693 | if ( (ctx == NULL) || | |
ca8e5b9b BM |
694 | (ctx->cert == NULL) || |
695 | (ctx->cert->key->x509 == NULL)) | |
d02b48c6 RE |
696 | { |
697 | SSLerr(SSL_F_SSL_CTX_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); | |
698 | return(0); | |
699 | } | |
ca8e5b9b | 700 | if (ctx->cert->key->privatekey == NULL) |
d02b48c6 RE |
701 | { |
702 | SSLerr(SSL_F_SSL_CTX_CHECK_PRIVATE_KEY,SSL_R_NO_PRIVATE_KEY_ASSIGNED); | |
703 | return(0); | |
704 | } | |
ca8e5b9b | 705 | return(X509_check_private_key(ctx->cert->key->x509, ctx->cert->key->privatekey)); |
d02b48c6 RE |
706 | } |
707 | ||
58964a49 | 708 | /* Fix this function so that it takes an optional type parameter */ |
4f43d0e7 | 709 | int SSL_check_private_key(SSL *ssl) |
d02b48c6 RE |
710 | { |
711 | if (ssl == NULL) | |
712 | { | |
713 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,ERR_R_PASSED_NULL_PARAMETER); | |
714 | return(0); | |
715 | } | |
f3e67ac1 | 716 | if (ssl->cert == NULL) |
2b8e4959 BM |
717 | { |
718 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); | |
f3e67ac1 | 719 | return 0; |
2b8e4959 | 720 | } |
d02b48c6 RE |
721 | if (ssl->cert->key->x509 == NULL) |
722 | { | |
723 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED); | |
724 | return(0); | |
725 | } | |
726 | if (ssl->cert->key->privatekey == NULL) | |
727 | { | |
728 | SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_PRIVATE_KEY_ASSIGNED); | |
729 | return(0); | |
730 | } | |
731 | return(X509_check_private_key(ssl->cert->key->x509, | |
732 | ssl->cert->key->privatekey)); | |
733 | } | |
734 | ||
4f43d0e7 | 735 | int SSL_accept(SSL *s) |
d02b48c6 | 736 | { |
b31b04d9 BM |
737 | if (s->handshake_func == 0) |
738 | /* Not properly initialized yet */ | |
739 | SSL_set_accept_state(s); | |
740 | ||
d02b48c6 RE |
741 | return(s->method->ssl_accept(s)); |
742 | } | |
743 | ||
4f43d0e7 | 744 | int SSL_connect(SSL *s) |
d02b48c6 | 745 | { |
b31b04d9 BM |
746 | if (s->handshake_func == 0) |
747 | /* Not properly initialized yet */ | |
748 | SSL_set_connect_state(s); | |
749 | ||
d02b48c6 RE |
750 | return(s->method->ssl_connect(s)); |
751 | } | |
752 | ||
4f43d0e7 | 753 | long SSL_get_default_timeout(SSL *s) |
d02b48c6 RE |
754 | { |
755 | return(s->method->get_timeout()); | |
756 | } | |
757 | ||
4f43d0e7 | 758 | int SSL_read(SSL *s,char *buf,int num) |
d02b48c6 | 759 | { |
b31b04d9 BM |
760 | if (s->handshake_func == 0) |
761 | { | |
ff712220 | 762 | SSLerr(SSL_F_SSL_READ, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
763 | return -1; |
764 | } | |
765 | ||
d02b48c6 RE |
766 | if (s->shutdown & SSL_RECEIVED_SHUTDOWN) |
767 | { | |
768 | s->rwstate=SSL_NOTHING; | |
769 | return(0); | |
770 | } | |
771 | return(s->method->ssl_read(s,buf,num)); | |
772 | } | |
773 | ||
4f43d0e7 | 774 | int SSL_peek(SSL *s,char *buf,int num) |
d02b48c6 RE |
775 | { |
776 | if (s->shutdown & SSL_RECEIVED_SHUTDOWN) | |
777 | { | |
778 | return(0); | |
779 | } | |
780 | return(s->method->ssl_peek(s,buf,num)); | |
781 | } | |
782 | ||
4f43d0e7 | 783 | int SSL_write(SSL *s,const char *buf,int num) |
d02b48c6 | 784 | { |
b31b04d9 BM |
785 | if (s->handshake_func == 0) |
786 | { | |
ff712220 | 787 | SSLerr(SSL_F_SSL_WRITE, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
788 | return -1; |
789 | } | |
790 | ||
d02b48c6 RE |
791 | if (s->shutdown & SSL_SENT_SHUTDOWN) |
792 | { | |
793 | s->rwstate=SSL_NOTHING; | |
794 | SSLerr(SSL_F_SSL_WRITE,SSL_R_PROTOCOL_IS_SHUTDOWN); | |
795 | return(-1); | |
796 | } | |
797 | return(s->method->ssl_write(s,buf,num)); | |
798 | } | |
799 | ||
4f43d0e7 | 800 | int SSL_shutdown(SSL *s) |
d02b48c6 | 801 | { |
d3407350 | 802 | /* Note that this function behaves differently from what one might |
e2e3d5ce BM |
803 | * expect. Return values are 0 for no success (yet), |
804 | * 1 for success; but calling it once is usually not enough, | |
805 | * even if blocking I/O is used (see ssl3_shutdown). | |
806 | */ | |
807 | ||
b31b04d9 BM |
808 | if (s->handshake_func == 0) |
809 | { | |
ff712220 | 810 | SSLerr(SSL_F_SSL_SHUTDOWN, SSL_R_UNINITIALIZED); |
b31b04d9 BM |
811 | return -1; |
812 | } | |
813 | ||
d02b48c6 RE |
814 | if ((s != NULL) && !SSL_in_init(s)) |
815 | return(s->method->ssl_shutdown(s)); | |
816 | else | |
817 | return(1); | |
818 | } | |
819 | ||
4f43d0e7 | 820 | int SSL_renegotiate(SSL *s) |
d02b48c6 | 821 | { |
58964a49 | 822 | s->new_session=1; |
d02b48c6 RE |
823 | return(s->method->ssl_renegotiate(s)); |
824 | } | |
825 | ||
4f43d0e7 | 826 | long SSL_ctrl(SSL *s,int cmd,long larg,char *parg) |
d02b48c6 | 827 | { |
413c4f45 MC |
828 | long l; |
829 | ||
830 | switch (cmd) | |
831 | { | |
832 | case SSL_CTRL_GET_READ_AHEAD: | |
833 | return(s->read_ahead); | |
834 | case SSL_CTRL_SET_READ_AHEAD: | |
835 | l=s->read_ahead; | |
836 | s->read_ahead=larg; | |
837 | return(l); | |
838 | case SSL_CTRL_OPTIONS: | |
839 | return(s->options|=larg); | |
e1056435 BM |
840 | case SSL_CTRL_MODE: |
841 | return(s->mode|=larg); | |
413c4f45 MC |
842 | default: |
843 | return(s->method->ssl_ctrl(s,cmd,larg,parg)); | |
844 | } | |
d02b48c6 RE |
845 | } |
846 | ||
d3442bc7 RL |
847 | long SSL_callback_ctrl(SSL *s, int cmd, void (*fp)()) |
848 | { | |
849 | switch(cmd) | |
850 | { | |
851 | default: | |
852 | return(s->method->ssl_callback_ctrl(s,cmd,fp)); | |
853 | } | |
854 | } | |
855 | ||
1e7396be RL |
856 | struct lhash_st *SSL_CTX_sessions(SSL_CTX *ctx) |
857 | { | |
858 | return ctx->sessions; | |
859 | } | |
860 | ||
4f43d0e7 | 861 | long SSL_CTX_ctrl(SSL_CTX *ctx,int cmd,long larg,char *parg) |
d02b48c6 | 862 | { |
413c4f45 MC |
863 | long l; |
864 | ||
865 | switch (cmd) | |
866 | { | |
867 | case SSL_CTRL_GET_READ_AHEAD: | |
868 | return(ctx->read_ahead); | |
869 | case SSL_CTRL_SET_READ_AHEAD: | |
870 | l=ctx->read_ahead; | |
871 | ctx->read_ahead=larg; | |
872 | return(l); | |
873 | ||
874 | case SSL_CTRL_SET_SESS_CACHE_SIZE: | |
875 | l=ctx->session_cache_size; | |
876 | ctx->session_cache_size=larg; | |
877 | return(l); | |
878 | case SSL_CTRL_GET_SESS_CACHE_SIZE: | |
879 | return(ctx->session_cache_size); | |
880 | case SSL_CTRL_SET_SESS_CACHE_MODE: | |
881 | l=ctx->session_cache_mode; | |
882 | ctx->session_cache_mode=larg; | |
883 | return(l); | |
884 | case SSL_CTRL_GET_SESS_CACHE_MODE: | |
885 | return(ctx->session_cache_mode); | |
886 | ||
887 | case SSL_CTRL_SESS_NUMBER: | |
888 | return(ctx->sessions->num_items); | |
889 | case SSL_CTRL_SESS_CONNECT: | |
890 | return(ctx->stats.sess_connect); | |
891 | case SSL_CTRL_SESS_CONNECT_GOOD: | |
892 | return(ctx->stats.sess_connect_good); | |
893 | case SSL_CTRL_SESS_CONNECT_RENEGOTIATE: | |
894 | return(ctx->stats.sess_connect_renegotiate); | |
895 | case SSL_CTRL_SESS_ACCEPT: | |
896 | return(ctx->stats.sess_accept); | |
897 | case SSL_CTRL_SESS_ACCEPT_GOOD: | |
898 | return(ctx->stats.sess_accept_good); | |
899 | case SSL_CTRL_SESS_ACCEPT_RENEGOTIATE: | |
900 | return(ctx->stats.sess_accept_renegotiate); | |
901 | case SSL_CTRL_SESS_HIT: | |
902 | return(ctx->stats.sess_hit); | |
903 | case SSL_CTRL_SESS_CB_HIT: | |
904 | return(ctx->stats.sess_cb_hit); | |
905 | case SSL_CTRL_SESS_MISSES: | |
906 | return(ctx->stats.sess_miss); | |
907 | case SSL_CTRL_SESS_TIMEOUTS: | |
908 | return(ctx->stats.sess_timeout); | |
909 | case SSL_CTRL_SESS_CACHE_FULL: | |
910 | return(ctx->stats.sess_cache_full); | |
911 | case SSL_CTRL_OPTIONS: | |
912 | return(ctx->options|=larg); | |
e1056435 BM |
913 | case SSL_CTRL_MODE: |
914 | return(ctx->mode|=larg); | |
413c4f45 MC |
915 | default: |
916 | return(ctx->method->ssl_ctx_ctrl(ctx,cmd,larg,parg)); | |
917 | } | |
d02b48c6 RE |
918 | } |
919 | ||
d3442bc7 RL |
920 | long SSL_CTX_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)()) |
921 | { | |
922 | switch(cmd) | |
923 | { | |
924 | default: | |
925 | return(ctx->method->ssl_ctx_callback_ctrl(ctx,cmd,fp)); | |
926 | } | |
927 | } | |
928 | ||
ccd86b68 | 929 | int ssl_cipher_id_cmp(const SSL_CIPHER *a, const SSL_CIPHER *b) |
d02b48c6 RE |
930 | { |
931 | long l; | |
932 | ||
933 | l=a->id-b->id; | |
934 | if (l == 0L) | |
935 | return(0); | |
936 | else | |
937 | return((l > 0)?1:-1); | |
938 | } | |
939 | ||
ccd86b68 GT |
940 | int ssl_cipher_ptr_id_cmp(const SSL_CIPHER * const *ap, |
941 | const SSL_CIPHER * const *bp) | |
d02b48c6 RE |
942 | { |
943 | long l; | |
944 | ||
945 | l=(*ap)->id-(*bp)->id; | |
946 | if (l == 0L) | |
947 | return(0); | |
948 | else | |
949 | return((l > 0)?1:-1); | |
950 | } | |
951 | ||
4f43d0e7 | 952 | /** return a STACK of the ciphers available for the SSL and in order of |
d02b48c6 | 953 | * preference */ |
f73e07cf | 954 | STACK_OF(SSL_CIPHER) *SSL_get_ciphers(SSL *s) |
d02b48c6 RE |
955 | { |
956 | if ((s != NULL) && (s->cipher_list != NULL)) | |
957 | { | |
958 | return(s->cipher_list); | |
959 | } | |
58964a49 | 960 | else if ((s->ctx != NULL) && |
d02b48c6 RE |
961 | (s->ctx->cipher_list != NULL)) |
962 | { | |
963 | return(s->ctx->cipher_list); | |
964 | } | |
965 | return(NULL); | |
966 | } | |
967 | ||
4f43d0e7 | 968 | /** return a STACK of the ciphers available for the SSL and in order of |
d02b48c6 | 969 | * algorithm id */ |
f73e07cf | 970 | STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s) |
d02b48c6 RE |
971 | { |
972 | if ((s != NULL) && (s->cipher_list_by_id != NULL)) | |
973 | { | |
974 | return(s->cipher_list_by_id); | |
975 | } | |
976 | else if ((s != NULL) && (s->ctx != NULL) && | |
977 | (s->ctx->cipher_list_by_id != NULL)) | |
978 | { | |
979 | return(s->ctx->cipher_list_by_id); | |
980 | } | |
981 | return(NULL); | |
982 | } | |
983 | ||
4f43d0e7 | 984 | /** The old interface to get the same thing as SSL_get_ciphers() */ |
e778802f | 985 | const char *SSL_get_cipher_list(SSL *s,int n) |
d02b48c6 RE |
986 | { |
987 | SSL_CIPHER *c; | |
f73e07cf | 988 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
989 | |
990 | if (s == NULL) return(NULL); | |
991 | sk=SSL_get_ciphers(s); | |
f73e07cf | 992 | if ((sk == NULL) || (sk_SSL_CIPHER_num(sk) <= n)) |
d02b48c6 | 993 | return(NULL); |
f73e07cf | 994 | c=sk_SSL_CIPHER_value(sk,n); |
d02b48c6 RE |
995 | if (c == NULL) return(NULL); |
996 | return(c->name); | |
997 | } | |
998 | ||
25f923dd | 999 | /** specify the ciphers to be used by default by the SSL_CTX */ |
018e57c7 | 1000 | int SSL_CTX_set_cipher_list(SSL_CTX *ctx, const char *str) |
d02b48c6 | 1001 | { |
f73e07cf | 1002 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1003 | |
1004 | sk=ssl_create_cipher_list(ctx->method,&ctx->cipher_list, | |
1005 | &ctx->cipher_list_by_id,str); | |
1006 | /* XXXX */ | |
1007 | return((sk == NULL)?0:1); | |
1008 | } | |
1009 | ||
4f43d0e7 | 1010 | /** specify the ciphers to be used by the SSL */ |
018e57c7 | 1011 | int SSL_set_cipher_list(SSL *s,const char *str) |
d02b48c6 | 1012 | { |
f73e07cf | 1013 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1014 | |
1015 | sk=ssl_create_cipher_list(s->ctx->method,&s->cipher_list, | |
1016 | &s->cipher_list_by_id,str); | |
1017 | /* XXXX */ | |
1018 | return((sk == NULL)?0:1); | |
1019 | } | |
1020 | ||
1021 | /* works well for SSLv2, not so good for SSLv3 */ | |
4f43d0e7 | 1022 | char *SSL_get_shared_ciphers(SSL *s,char *buf,int len) |
d02b48c6 | 1023 | { |
e778802f BL |
1024 | char *p; |
1025 | const char *cp; | |
f73e07cf | 1026 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1027 | SSL_CIPHER *c; |
1028 | int i; | |
1029 | ||
1030 | if ((s->session == NULL) || (s->session->ciphers == NULL) || | |
1031 | (len < 2)) | |
1032 | return(NULL); | |
1033 | ||
1034 | p=buf; | |
1035 | sk=s->session->ciphers; | |
f73e07cf | 1036 | for (i=0; i<sk_SSL_CIPHER_num(sk); i++) |
d02b48c6 | 1037 | { |
58964a49 RE |
1038 | /* Decrement for either the ':' or a '\0' */ |
1039 | len--; | |
f73e07cf | 1040 | c=sk_SSL_CIPHER_value(sk,i); |
d02b48c6 RE |
1041 | for (cp=c->name; *cp; ) |
1042 | { | |
58964a49 | 1043 | if (len-- == 0) |
d02b48c6 RE |
1044 | { |
1045 | *p='\0'; | |
1046 | return(buf); | |
1047 | } | |
1048 | else | |
1049 | *(p++)= *(cp++); | |
1050 | } | |
1051 | *(p++)=':'; | |
1052 | } | |
1053 | p[-1]='\0'; | |
1054 | return(buf); | |
1055 | } | |
1056 | ||
f73e07cf | 1057 | int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p) |
d02b48c6 RE |
1058 | { |
1059 | int i,j=0; | |
1060 | SSL_CIPHER *c; | |
1061 | unsigned char *q; | |
1062 | ||
1063 | if (sk == NULL) return(0); | |
1064 | q=p; | |
1065 | ||
f73e07cf | 1066 | for (i=0; i<sk_SSL_CIPHER_num(sk); i++) |
d02b48c6 | 1067 | { |
f73e07cf | 1068 | c=sk_SSL_CIPHER_value(sk,i); |
d02b48c6 RE |
1069 | j=ssl_put_cipher_by_char(s,c,p); |
1070 | p+=j; | |
1071 | } | |
1072 | return(p-q); | |
1073 | } | |
1074 | ||
f73e07cf BL |
1075 | STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num, |
1076 | STACK_OF(SSL_CIPHER) **skp) | |
d02b48c6 RE |
1077 | { |
1078 | SSL_CIPHER *c; | |
f73e07cf | 1079 | STACK_OF(SSL_CIPHER) *sk; |
d02b48c6 RE |
1080 | int i,n; |
1081 | ||
1082 | n=ssl_put_cipher_by_char(s,NULL,NULL); | |
1083 | if ((num%n) != 0) | |
1084 | { | |
1085 | SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST); | |
1086 | return(NULL); | |
1087 | } | |
1088 | if ((skp == NULL) || (*skp == NULL)) | |
62324627 | 1089 | sk=sk_SSL_CIPHER_new_null(); /* change perhaps later */ |
d02b48c6 RE |
1090 | else |
1091 | { | |
1092 | sk= *skp; | |
f73e07cf | 1093 | sk_SSL_CIPHER_zero(sk); |
d02b48c6 RE |
1094 | } |
1095 | ||
1096 | for (i=0; i<num; i+=n) | |
1097 | { | |
1098 | c=ssl_get_cipher_by_char(s,p); | |
1099 | p+=n; | |
1100 | if (c != NULL) | |
1101 | { | |
f73e07cf | 1102 | if (!sk_SSL_CIPHER_push(sk,c)) |
d02b48c6 RE |
1103 | { |
1104 | SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,ERR_R_MALLOC_FAILURE); | |
1105 | goto err; | |
1106 | } | |
1107 | } | |
1108 | } | |
1109 | ||
1110 | if (skp != NULL) | |
1111 | *skp=sk; | |
1112 | return(sk); | |
1113 | err: | |
1114 | if ((skp == NULL) || (*skp == NULL)) | |
f73e07cf | 1115 | sk_SSL_CIPHER_free(sk); |
d02b48c6 RE |
1116 | return(NULL); |
1117 | } | |
1118 | ||
4f43d0e7 | 1119 | unsigned long SSL_SESSION_hash(SSL_SESSION *a) |
d02b48c6 RE |
1120 | { |
1121 | unsigned long l; | |
1122 | ||
dfeab068 RE |
1123 | l=(unsigned long) |
1124 | ((unsigned int) a->session_id[0] )| | |
1125 | ((unsigned int) a->session_id[1]<< 8L)| | |
1126 | ((unsigned long)a->session_id[2]<<16L)| | |
1127 | ((unsigned long)a->session_id[3]<<24L); | |
d02b48c6 RE |
1128 | return(l); |
1129 | } | |
1130 | ||
dc644fe2 GT |
1131 | /* NB: If this function (or indeed the hash function which uses a sort of |
1132 | * coarser function than this one) is changed, ensure | |
1133 | * SSL_CTX_has_matching_session_id() is checked accordingly. It relies on being | |
1134 | * able to construct an SSL_SESSION that will collide with any existing session | |
1135 | * with a matching session ID. */ | |
4f43d0e7 | 1136 | int SSL_SESSION_cmp(SSL_SESSION *a,SSL_SESSION *b) |
d02b48c6 | 1137 | { |
58964a49 RE |
1138 | if (a->ssl_version != b->ssl_version) |
1139 | return(1); | |
1140 | if (a->session_id_length != b->session_id_length) | |
1141 | return(1); | |
1142 | return(memcmp(a->session_id,b->session_id,a->session_id_length)); | |
d02b48c6 RE |
1143 | } |
1144 | ||
d0fa136c GT |
1145 | /* These wrapper functions should remain rather than redeclaring |
1146 | * SSL_SESSION_hash and SSL_SESSION_cmp for void* types and casting each | |
1147 | * variable. The reason is that the functions aren't static, they're exposed via | |
1148 | * ssl.h. */ | |
97b17195 GT |
1149 | static IMPLEMENT_LHASH_HASH_FN(SSL_SESSION_hash, SSL_SESSION *) |
1150 | static IMPLEMENT_LHASH_COMP_FN(SSL_SESSION_cmp, SSL_SESSION *) | |
1151 | ||
4f43d0e7 | 1152 | SSL_CTX *SSL_CTX_new(SSL_METHOD *meth) |
d02b48c6 | 1153 | { |
dfeab068 | 1154 | SSL_CTX *ret=NULL; |
d02b48c6 RE |
1155 | |
1156 | if (meth == NULL) | |
1157 | { | |
1158 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_NULL_SSL_METHOD_PASSED); | |
1159 | return(NULL); | |
1160 | } | |
dfeab068 RE |
1161 | |
1162 | if (SSL_get_ex_data_X509_STORE_CTX_idx() < 0) | |
1163 | { | |
1164 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_X509_VERIFICATION_SETUP_PROBLEMS); | |
1165 | goto err; | |
1166 | } | |
26a3a48d | 1167 | ret=(SSL_CTX *)OPENSSL_malloc(sizeof(SSL_CTX)); |
d02b48c6 RE |
1168 | if (ret == NULL) |
1169 | goto err; | |
1170 | ||
1171 | memset(ret,0,sizeof(SSL_CTX)); | |
1172 | ||
1173 | ret->method=meth; | |
1174 | ||
1175 | ret->cert_store=NULL; | |
1176 | ret->session_cache_mode=SSL_SESS_CACHE_SERVER; | |
58964a49 RE |
1177 | ret->session_cache_size=SSL_SESSION_CACHE_MAX_SIZE_DEFAULT; |
1178 | ret->session_cache_head=NULL; | |
1179 | ret->session_cache_tail=NULL; | |
d02b48c6 RE |
1180 | |
1181 | /* We take the system default */ | |
1182 | ret->session_timeout=meth->get_timeout(); | |
1183 | ||
1184 | ret->new_session_cb=NULL; | |
1185 | ret->remove_session_cb=NULL; | |
1186 | ret->get_session_cb=NULL; | |
dc644fe2 | 1187 | ret->generate_session_id=NULL; |
d02b48c6 | 1188 | |
413c4f45 | 1189 | memset((char *)&ret->stats,0,sizeof(ret->stats)); |
d02b48c6 RE |
1190 | |
1191 | ret->references=1; | |
1192 | ret->quiet_shutdown=0; | |
1193 | ||
1194 | /* ret->cipher=NULL;*/ | |
1195 | /* ret->s2->challenge=NULL; | |
1196 | ret->master_key=NULL; | |
1197 | ret->key_arg=NULL; | |
1198 | ret->s2->conn_id=NULL; */ | |
1199 | ||
1200 | ret->info_callback=NULL; | |
1201 | ||
1202 | ret->app_verify_callback=NULL; | |
1203 | ret->app_verify_arg=NULL; | |
1204 | ||
413c4f45 MC |
1205 | ret->read_ahead=0; |
1206 | ret->verify_mode=SSL_VERIFY_NONE; | |
7f89714e | 1207 | ret->verify_depth=-1; /* Don't impose a limit (but x509_lu.c does) */ |
d02b48c6 | 1208 | ret->default_verify_callback=NULL; |
ca8e5b9b | 1209 | if ((ret->cert=ssl_cert_new()) == NULL) |
d02b48c6 RE |
1210 | goto err; |
1211 | ||
1212 | ret->default_passwd_callback=NULL; | |
74678cc2 | 1213 | ret->default_passwd_callback_userdata=NULL; |
d02b48c6 RE |
1214 | ret->client_cert_cb=NULL; |
1215 | ||
97b17195 GT |
1216 | ret->sessions=lh_new(LHASH_HASH_FN(SSL_SESSION_hash), |
1217 | LHASH_COMP_FN(SSL_SESSION_cmp)); | |
d02b48c6 RE |
1218 | if (ret->sessions == NULL) goto err; |
1219 | ret->cert_store=X509_STORE_new(); | |
1220 | if (ret->cert_store == NULL) goto err; | |
1221 | ||
1222 | ssl_create_cipher_list(ret->method, | |
1223 | &ret->cipher_list,&ret->cipher_list_by_id, | |
1224 | SSL_DEFAULT_CIPHER_LIST); | |
f73e07cf BL |
1225 | if (ret->cipher_list == NULL |
1226 | || sk_SSL_CIPHER_num(ret->cipher_list) <= 0) | |
d02b48c6 RE |
1227 | { |
1228 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_LIBRARY_HAS_NO_CIPHERS); | |
1229 | goto err2; | |
1230 | } | |
1231 | ||
58964a49 RE |
1232 | if ((ret->rsa_md5=EVP_get_digestbyname("ssl2-md5")) == NULL) |
1233 | { | |
1234 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES); | |
1235 | goto err2; | |
1236 | } | |
1237 | if ((ret->md5=EVP_get_digestbyname("ssl3-md5")) == NULL) | |
1238 | { | |
1239 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES); | |
1240 | goto err2; | |
1241 | } | |
1242 | if ((ret->sha1=EVP_get_digestbyname("ssl3-sha1")) == NULL) | |
1243 | { | |
1244 | SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES); | |
1245 | goto err2; | |
1246 | } | |
1247 | ||
f73e07cf | 1248 | if ((ret->client_CA=sk_X509_NAME_new_null()) == NULL) |
d02b48c6 RE |
1249 | goto err; |
1250 | ||
58964a49 RE |
1251 | CRYPTO_new_ex_data(ssl_ctx_meth,(char *)ret,&ret->ex_data); |
1252 | ||
dfeab068 | 1253 | ret->extra_certs=NULL; |
413c4f45 | 1254 | ret->comp_methods=SSL_COMP_get_compression_methods(); |
dfeab068 | 1255 | |
d02b48c6 RE |
1256 | return(ret); |
1257 | err: | |
1258 | SSLerr(SSL_F_SSL_CTX_NEW,ERR_R_MALLOC_FAILURE); | |
1259 | err2: | |
1260 | if (ret != NULL) SSL_CTX_free(ret); | |
1261 | return(NULL); | |
1262 | } | |
1263 | ||
0826c85f | 1264 | #if 0 |
f73e07cf | 1265 | static void SSL_COMP_free(SSL_COMP *comp) |
26a3a48d | 1266 | { OPENSSL_free(comp); } |
0826c85f | 1267 | #endif |
f73e07cf | 1268 | |
4f43d0e7 | 1269 | void SSL_CTX_free(SSL_CTX *a) |
d02b48c6 RE |
1270 | { |
1271 | int i; | |
1272 | ||
1273 | if (a == NULL) return; | |
1274 | ||
1275 | i=CRYPTO_add(&a->references,-1,CRYPTO_LOCK_SSL_CTX); | |
58964a49 RE |
1276 | #ifdef REF_PRINT |
1277 | REF_PRINT("SSL_CTX",a); | |
1278 | #endif | |
d02b48c6 RE |
1279 | if (i > 0) return; |
1280 | #ifdef REF_CHECK | |
1281 | if (i < 0) | |
1282 | { | |
1283 | fprintf(stderr,"SSL_CTX_free, bad reference count\n"); | |
1284 | abort(); /* ok */ | |
1285 | } | |
1286 | #endif | |
58964a49 | 1287 | CRYPTO_free_ex_data(ssl_ctx_meth,(char *)a,&a->ex_data); |
d02b48c6 RE |
1288 | |
1289 | if (a->sessions != NULL) | |
1290 | { | |
1291 | SSL_CTX_flush_sessions(a,0); | |
1292 | lh_free(a->sessions); | |
1293 | } | |
1294 | if (a->cert_store != NULL) | |
1295 | X509_STORE_free(a->cert_store); | |
1296 | if (a->cipher_list != NULL) | |
f73e07cf | 1297 | sk_SSL_CIPHER_free(a->cipher_list); |
d02b48c6 | 1298 | if (a->cipher_list_by_id != NULL) |
f73e07cf | 1299 | sk_SSL_CIPHER_free(a->cipher_list_by_id); |
ca8e5b9b BM |
1300 | if (a->cert != NULL) |
1301 | ssl_cert_free(a->cert); | |
d02b48c6 | 1302 | if (a->client_CA != NULL) |
f73e07cf | 1303 | sk_X509_NAME_pop_free(a->client_CA,X509_NAME_free); |
dfeab068 | 1304 | if (a->extra_certs != NULL) |
f73e07cf | 1305 | sk_X509_pop_free(a->extra_certs,X509_free); |
cd9b7d7c | 1306 | #if 0 /* This should never be done, since it removes a global database */ |
413c4f45 | 1307 | if (a->comp_methods != NULL) |
f73e07cf | 1308 | sk_SSL_COMP_pop_free(a->comp_methods,SSL_COMP_free); |
cd9b7d7c RL |
1309 | #else |
1310 | a->comp_methods = NULL; | |
1311 | #endif | |
26a3a48d | 1312 | OPENSSL_free(a); |
d02b48c6 RE |
1313 | } |
1314 | ||
3ae76679 | 1315 | void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb) |
d02b48c6 RE |
1316 | { |
1317 | ctx->default_passwd_callback=cb; | |
1318 | } | |
1319 | ||
74678cc2 BM |
1320 | void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx,void *u) |
1321 | { | |
1322 | ctx->default_passwd_callback_userdata=u; | |
1323 | } | |
1324 | ||
a74c55cd | 1325 | void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx,int (*cb)(),char *arg) |
d02b48c6 | 1326 | { |
204cf1ab BM |
1327 | /* now |
1328 | * int (*cb)(X509_STORE_CTX *), | |
1329 | * but should be | |
1330 | * int (*cb)(X509_STORE_CTX *, void *arg) | |
1331 | */ | |
d02b48c6 | 1332 | ctx->app_verify_callback=cb; |
5e636919 | 1333 | ctx->app_verify_arg=arg; /* never used */ |
d02b48c6 RE |
1334 | } |
1335 | ||
4f43d0e7 | 1336 | void SSL_CTX_set_verify(SSL_CTX *ctx,int mode,int (*cb)(int, X509_STORE_CTX *)) |
d02b48c6 | 1337 | { |
413c4f45 | 1338 | ctx->verify_mode=mode; |
d02b48c6 RE |
1339 | ctx->default_verify_callback=cb; |
1340 | /* This needs cleaning up EAY EAY EAY */ | |
1341 | X509_STORE_set_verify_cb_func(ctx->cert_store,cb); | |
1342 | } | |
1343 | ||
7f89714e BM |
1344 | void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth) |
1345 | { | |
1346 | ctx->verify_depth=depth; | |
1347 | } | |
1348 | ||
ca8e5b9b | 1349 | void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher) |
d02b48c6 RE |
1350 | { |
1351 | CERT_PKEY *cpk; | |
1352 | int rsa_enc,rsa_tmp,rsa_sign,dh_tmp,dh_rsa,dh_dsa,dsa_sign; | |
1353 | int rsa_enc_export,dh_rsa_export,dh_dsa_export; | |
60e31c3a | 1354 | int rsa_tmp_export,dh_tmp_export,kl; |
d02b48c6 RE |
1355 | unsigned long mask,emask; |
1356 | ||
f415fa32 | 1357 | if (c == NULL) return; |
d02b48c6 | 1358 | |
60e31c3a BL |
1359 | kl=SSL_C_EXPORT_PKEYLENGTH(cipher); |
1360 | ||
bc36ee62 | 1361 | #ifndef OPENSSL_NO_RSA |
ca8e5b9b BM |
1362 | rsa_tmp=(c->rsa_tmp != NULL || c->rsa_tmp_cb != NULL); |
1363 | rsa_tmp_export=(c->rsa_tmp_cb != NULL || | |
60e31c3a | 1364 | (rsa_tmp && RSA_size(c->rsa_tmp)*8 <= kl)); |
d02b48c6 RE |
1365 | #else |
1366 | rsa_tmp=rsa_tmp_export=0; | |
1367 | #endif | |
bc36ee62 | 1368 | #ifndef OPENSSL_NO_DH |
ca8e5b9b BM |
1369 | dh_tmp=(c->dh_tmp != NULL || c->dh_tmp_cb != NULL); |
1370 | dh_tmp_export=(c->dh_tmp_cb != NULL || | |
60e31c3a | 1371 | (dh_tmp && DH_size(c->dh_tmp)*8 <= kl)); |
d02b48c6 RE |
1372 | #else |
1373 | dh_tmp=dh_tmp_export=0; | |
1374 | #endif | |
1375 | ||
1376 | cpk= &(c->pkeys[SSL_PKEY_RSA_ENC]); | |
60e31c3a BL |
1377 | rsa_enc= (cpk->x509 != NULL && cpk->privatekey != NULL); |
1378 | rsa_enc_export=(rsa_enc && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
d02b48c6 | 1379 | cpk= &(c->pkeys[SSL_PKEY_RSA_SIGN]); |
60e31c3a | 1380 | rsa_sign=(cpk->x509 != NULL && cpk->privatekey != NULL); |
d02b48c6 | 1381 | cpk= &(c->pkeys[SSL_PKEY_DSA_SIGN]); |
60e31c3a | 1382 | dsa_sign=(cpk->x509 != NULL && cpk->privatekey != NULL); |
d02b48c6 | 1383 | cpk= &(c->pkeys[SSL_PKEY_DH_RSA]); |
60e31c3a BL |
1384 | dh_rsa= (cpk->x509 != NULL && cpk->privatekey != NULL); |
1385 | dh_rsa_export=(dh_rsa && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
d02b48c6 RE |
1386 | cpk= &(c->pkeys[SSL_PKEY_DH_DSA]); |
1387 | /* FIX THIS EAY EAY EAY */ | |
60e31c3a BL |
1388 | dh_dsa= (cpk->x509 != NULL && cpk->privatekey != NULL); |
1389 | dh_dsa_export=(dh_dsa && EVP_PKEY_size(cpk->privatekey)*8 <= kl); | |
d02b48c6 RE |
1390 | |
1391 | mask=0; | |
1392 | emask=0; | |
1393 | ||
1394 | #ifdef CIPHER_DEBUG | |
f415fa32 BL |
1395 | printf("rt=%d rte=%d dht=%d re=%d ree=%d rs=%d ds=%d dhr=%d dhd=%d\n", |
1396 | rsa_tmp,rsa_tmp_export,dh_tmp, | |
1397 | rsa_enc,rsa_enc_export,rsa_sign,dsa_sign,dh_rsa,dh_dsa); | |
d02b48c6 RE |
1398 | #endif |
1399 | ||
1400 | if (rsa_enc || (rsa_tmp && rsa_sign)) | |
1401 | mask|=SSL_kRSA; | |
f415fa32 | 1402 | if (rsa_enc_export || (rsa_tmp_export && (rsa_sign || rsa_enc))) |
d02b48c6 RE |
1403 | emask|=SSL_kRSA; |
1404 | ||
1405 | #if 0 | |
1406 | /* The match needs to be both kEDH and aRSA or aDSA, so don't worry */ | |
1407 | if ( (dh_tmp || dh_rsa || dh_dsa) && | |
1408 | (rsa_enc || rsa_sign || dsa_sign)) | |
1409 | mask|=SSL_kEDH; | |
1410 | if ((dh_tmp_export || dh_rsa_export || dh_dsa_export) && | |
1411 | (rsa_enc || rsa_sign || dsa_sign)) | |
1412 | emask|=SSL_kEDH; | |
1413 | #endif | |
1414 | ||
1415 | if (dh_tmp_export) | |
1416 | emask|=SSL_kEDH; | |
1417 | ||
1418 | if (dh_tmp) | |
1419 | mask|=SSL_kEDH; | |
1420 | ||
1421 | if (dh_rsa) mask|=SSL_kDHr; | |
1422 | if (dh_rsa_export) emask|=SSL_kDHr; | |
1423 | ||
1424 | if (dh_dsa) mask|=SSL_kDHd; | |
1425 | if (dh_dsa_export) emask|=SSL_kDHd; | |
1426 | ||
1427 | if (rsa_enc || rsa_sign) | |
1428 | { | |
1429 | mask|=SSL_aRSA; | |
1430 | emask|=SSL_aRSA; | |
1431 | } | |
1432 | ||
1433 | if (dsa_sign) | |
1434 | { | |
1435 | mask|=SSL_aDSS; | |
1436 | emask|=SSL_aDSS; | |
1437 | } | |
1438 | ||
d02b48c6 RE |
1439 | mask|=SSL_aNULL; |
1440 | emask|=SSL_aNULL; | |
d02b48c6 | 1441 | |
bc36ee62 | 1442 | #ifndef OPENSSL_NO_KRB5 |
f9b3bff6 RL |
1443 | mask|=SSL_kKRB5|SSL_aKRB5; |
1444 | emask|=SSL_kKRB5|SSL_aKRB5; | |
1445 | #endif | |
1446 | ||
d02b48c6 RE |
1447 | c->mask=mask; |
1448 | c->export_mask=emask; | |
1449 | c->valid=1; | |
1450 | } | |
1451 | ||
1452 | /* THIS NEEDS CLEANING UP */ | |
4f43d0e7 | 1453 | X509 *ssl_get_server_send_cert(SSL *s) |
d02b48c6 RE |
1454 | { |
1455 | unsigned long alg,mask,kalg; | |
1456 | CERT *c; | |
df63a389 | 1457 | int i,is_export; |
d02b48c6 RE |
1458 | |
1459 | c=s->cert; | |
ca8e5b9b | 1460 | ssl_set_cert_masks(c, s->s3->tmp.new_cipher); |
d02b48c6 | 1461 | alg=s->s3->tmp.new_cipher->algorithms; |
018e57c7 | 1462 | is_export=SSL_C_IS_EXPORT(s->s3->tmp.new_cipher); |
df63a389 | 1463 | mask=is_export?c->export_mask:c->mask; |
d02b48c6 RE |
1464 | kalg=alg&(SSL_MKEY_MASK|SSL_AUTH_MASK); |
1465 | ||
1466 | if (kalg & SSL_kDHr) | |
1467 | i=SSL_PKEY_DH_RSA; | |
1468 | else if (kalg & SSL_kDHd) | |
1469 | i=SSL_PKEY_DH_DSA; | |
1470 | else if (kalg & SSL_aDSS) | |
1471 | i=SSL_PKEY_DSA_SIGN; | |
1472 | else if (kalg & SSL_aRSA) | |
1473 | { | |
1474 | if (c->pkeys[SSL_PKEY_RSA_ENC].x509 == NULL) | |
1475 | i=SSL_PKEY_RSA_SIGN; | |
1476 | else | |
1477 | i=SSL_PKEY_RSA_ENC; | |
1478 | } | |
f9b3bff6 RL |
1479 | else if (kalg & SSL_aKRB5) |
1480 | { | |
1481 | /* VRS something else here? */ | |
1482 | return(NULL); | |
1483 | } | |
d02b48c6 RE |
1484 | else /* if (kalg & SSL_aNULL) */ |
1485 | { | |
1486 | SSLerr(SSL_F_SSL_GET_SERVER_SEND_CERT,SSL_R_INTERNAL_ERROR); | |
1487 | return(NULL); | |
1488 | } | |
1489 | if (c->pkeys[i].x509 == NULL) return(NULL); | |
1490 | return(c->pkeys[i].x509); | |
1491 | } | |
1492 | ||
4f43d0e7 | 1493 | EVP_PKEY *ssl_get_sign_pkey(SSL *s,SSL_CIPHER *cipher) |
d02b48c6 RE |
1494 | { |
1495 | unsigned long alg; | |
1496 | CERT *c; | |
1497 | ||
1498 | alg=cipher->algorithms; | |
1499 | c=s->cert; | |
1500 | ||
1501 | if ((alg & SSL_aDSS) && | |
1502 | (c->pkeys[SSL_PKEY_DSA_SIGN].privatekey != NULL)) | |
1503 | return(c->pkeys[SSL_PKEY_DSA_SIGN].privatekey); | |
1504 | else if (alg & SSL_aRSA) | |
1505 | { | |
1506 | if (c->pkeys[SSL_PKEY_RSA_SIGN].privatekey != NULL) | |
1507 | return(c->pkeys[SSL_PKEY_RSA_SIGN].privatekey); | |
1508 | else if (c->pkeys[SSL_PKEY_RSA_ENC].privatekey != NULL) | |
1509 | return(c->pkeys[SSL_PKEY_RSA_ENC].privatekey); | |
1510 | else | |
1511 | return(NULL); | |
1512 | } | |
1513 | else /* if (alg & SSL_aNULL) */ | |
1514 | { | |
1515 | SSLerr(SSL_F_SSL_GET_SIGN_PKEY,SSL_R_INTERNAL_ERROR); | |
1516 | return(NULL); | |
1517 | } | |
1518 | } | |
1519 | ||
4f43d0e7 | 1520 | void ssl_update_cache(SSL *s,int mode) |
d02b48c6 | 1521 | { |
58964a49 RE |
1522 | int i; |
1523 | ||
1524 | /* If the session_id_length is 0, we are not supposed to cache it, | |
1525 | * and it would be rather hard to do anyway :-) */ | |
1526 | if (s->session->session_id_length == 0) return; | |
1527 | ||
d02b48c6 RE |
1528 | if ((s->ctx->session_cache_mode & mode) |
1529 | && (!s->hit) | |
1530 | && SSL_CTX_add_session(s->ctx,s->session) | |
1531 | && (s->ctx->new_session_cb != NULL)) | |
1532 | { | |
58964a49 | 1533 | CRYPTO_add(&s->session->references,1,CRYPTO_LOCK_SSL_SESSION); |
d02b48c6 RE |
1534 | if (!s->ctx->new_session_cb(s,s->session)) |
1535 | SSL_SESSION_free(s->session); | |
1536 | } | |
1537 | ||
1538 | /* auto flush every 255 connections */ | |
58964a49 RE |
1539 | i=s->ctx->session_cache_mode; |
1540 | if ((!(i & SSL_SESS_CACHE_NO_AUTO_CLEAR)) && | |
1541 | ((i & mode) == mode)) | |
1542 | { | |
1543 | if ( (((mode & SSL_SESS_CACHE_CLIENT) | |
413c4f45 MC |
1544 | ?s->ctx->stats.sess_connect_good |
1545 | :s->ctx->stats.sess_accept_good) & 0xff) == 0xff) | |
58964a49 RE |
1546 | { |
1547 | SSL_CTX_flush_sessions(s->ctx,time(NULL)); | |
1548 | } | |
1549 | } | |
d02b48c6 RE |
1550 | } |
1551 | ||
4f43d0e7 | 1552 | SSL_METHOD *SSL_get_ssl_method(SSL *s) |
d02b48c6 RE |
1553 | { |
1554 | return(s->method); | |
1555 | } | |
1556 | ||
4f43d0e7 | 1557 | int SSL_set_ssl_method(SSL *s,SSL_METHOD *meth) |
d02b48c6 RE |
1558 | { |
1559 | int conn= -1; | |
1560 | int ret=1; | |
1561 | ||
1562 | if (s->method != meth) | |
1563 | { | |
1564 | if (s->handshake_func != NULL) | |
1565 | conn=(s->handshake_func == s->method->ssl_connect); | |
1566 | ||
1567 | if (s->method->version == meth->version) | |
1568 | s->method=meth; | |
1569 | else | |
1570 | { | |
1571 | s->method->ssl_free(s); | |
1572 | s->method=meth; | |
1573 | ret=s->method->ssl_new(s); | |
1574 | } | |
1575 | ||
1576 | if (conn == 1) | |
1577 | s->handshake_func=meth->ssl_connect; | |
1578 | else if (conn == 0) | |
1579 | s->handshake_func=meth->ssl_accept; | |
1580 | } | |
1581 | return(ret); | |
1582 | } | |
1583 | ||
4f43d0e7 | 1584 | int SSL_get_error(SSL *s,int i) |
d02b48c6 RE |
1585 | { |
1586 | int reason; | |
413c4f45 | 1587 | unsigned long l; |
d02b48c6 RE |
1588 | BIO *bio; |
1589 | ||
1590 | if (i > 0) return(SSL_ERROR_NONE); | |
1591 | ||
413c4f45 MC |
1592 | /* Make things return SSL_ERROR_SYSCALL when doing SSL_do_handshake |
1593 | * etc, where we do encode the error */ | |
1594 | if ((l=ERR_peek_error()) != 0) | |
1595 | { | |
1596 | if (ERR_GET_LIB(l) == ERR_LIB_SYS) | |
1597 | return(SSL_ERROR_SYSCALL); | |
1598 | else | |
1599 | return(SSL_ERROR_SSL); | |
1600 | } | |
d02b48c6 RE |
1601 | |
1602 | if ((i < 0) && SSL_want_read(s)) | |
1603 | { | |
1604 | bio=SSL_get_rbio(s); | |
1605 | if (BIO_should_read(bio)) | |
1606 | return(SSL_ERROR_WANT_READ); | |
1607 | else if (BIO_should_write(bio)) | |
3a66e306 BM |
1608 | /* This one doesn't make too much sense ... We never try |
1609 | * to write to the rbio, and an application program where | |
1610 | * rbio and wbio are separate couldn't even know what it | |
1611 | * should wait for. | |
1612 | * However if we ever set s->rwstate incorrectly | |
1613 | * (so that we have SSL_want_read(s) instead of | |
1614 | * SSL_want_write(s)) and rbio and wbio *are* the same, | |
1615 | * this test works around that bug; so it might be safer | |
1616 | * to keep it. */ | |
d02b48c6 RE |
1617 | return(SSL_ERROR_WANT_WRITE); |
1618 | else if (BIO_should_io_special(bio)) | |
1619 | { | |
1620 | reason=BIO_get_retry_reason(bio); | |
1621 | if (reason == BIO_RR_CONNECT) | |
1622 | return(SSL_ERROR_WANT_CONNECT); | |
924046ce DSH |
1623 | else if (reason == BIO_RR_ACCEPT) |
1624 | return(SSL_ERROR_WANT_ACCEPT); | |
d02b48c6 RE |
1625 | else |
1626 | return(SSL_ERROR_SYSCALL); /* unknown */ | |
1627 | } | |
1628 | } | |
1629 | ||
1630 | if ((i < 0) && SSL_want_write(s)) | |
1631 | { | |
1632 | bio=SSL_get_wbio(s); | |
1633 | if (BIO_should_write(bio)) | |
1634 | return(SSL_ERROR_WANT_WRITE); | |
1635 | else if (BIO_should_read(bio)) | |
3a66e306 | 1636 | /* See above (SSL_want_read(s) with BIO_should_write(bio)) */ |
d02b48c6 RE |
1637 | return(SSL_ERROR_WANT_READ); |
1638 | else if (BIO_should_io_special(bio)) | |
1639 | { | |
1640 | reason=BIO_get_retry_reason(bio); | |
1641 | if (reason == BIO_RR_CONNECT) | |
1642 | return(SSL_ERROR_WANT_CONNECT); | |
924046ce DSH |
1643 | else if (reason == BIO_RR_ACCEPT) |
1644 | return(SSL_ERROR_WANT_ACCEPT); | |
d02b48c6 RE |
1645 | else |
1646 | return(SSL_ERROR_SYSCALL); | |
1647 | } | |
1648 | } | |
1649 | if ((i < 0) && SSL_want_x509_lookup(s)) | |
1650 | { | |
1651 | return(SSL_ERROR_WANT_X509_LOOKUP); | |
1652 | } | |
1653 | ||
1654 | if (i == 0) | |
1655 | { | |
58964a49 | 1656 | if (s->version == SSL2_VERSION) |
d02b48c6 RE |
1657 | { |
1658 | /* assume it is the socket being closed */ | |
1659 | return(SSL_ERROR_ZERO_RETURN); | |
1660 | } | |
1661 | else | |
1662 | { | |
1663 | if ((s->shutdown & SSL_RECEIVED_SHUTDOWN) && | |
58964a49 | 1664 | (s->s3->warn_alert == SSL_AD_CLOSE_NOTIFY)) |
d02b48c6 RE |
1665 | return(SSL_ERROR_ZERO_RETURN); |
1666 | } | |
1667 | } | |
1668 | return(SSL_ERROR_SYSCALL); | |
1669 | } | |
1670 | ||
4f43d0e7 | 1671 | int SSL_do_handshake(SSL *s) |
d02b48c6 | 1672 | { |
58964a49 RE |
1673 | int ret=1; |
1674 | ||
d02b48c6 RE |
1675 | if (s->handshake_func == NULL) |
1676 | { | |
58964a49 | 1677 | SSLerr(SSL_F_SSL_DO_HANDSHAKE,SSL_R_CONNECTION_TYPE_NOT_SET); |
d02b48c6 RE |
1678 | return(-1); |
1679 | } | |
dfeab068 RE |
1680 | |
1681 | s->method->ssl_renegotiate_check(s); | |
1682 | ||
d02b48c6 | 1683 | if (SSL_in_init(s) || SSL_in_before(s)) |
58964a49 RE |
1684 | { |
1685 | ret=s->handshake_func(s); | |
1686 | } | |
1687 | return(ret); | |
d02b48c6 RE |
1688 | } |
1689 | ||
1690 | /* For the next 2 functions, SSL_clear() sets shutdown and so | |
1691 | * one of these calls will reset it */ | |
4f43d0e7 | 1692 | void SSL_set_accept_state(SSL *s) |
d02b48c6 | 1693 | { |
413c4f45 | 1694 | s->server=1; |
d02b48c6 RE |
1695 | s->shutdown=0; |
1696 | s->state=SSL_ST_ACCEPT|SSL_ST_BEFORE; | |
1697 | s->handshake_func=s->method->ssl_accept; | |
1698 | /* clear the current cipher */ | |
1699 | ssl_clear_cipher_ctx(s); | |
1700 | } | |
1701 | ||
4f43d0e7 | 1702 | void SSL_set_connect_state(SSL *s) |
d02b48c6 | 1703 | { |
413c4f45 | 1704 | s->server=0; |
d02b48c6 RE |
1705 | s->shutdown=0; |
1706 | s->state=SSL_ST_CONNECT|SSL_ST_BEFORE; | |
1707 | s->handshake_func=s->method->ssl_connect; | |
1708 | /* clear the current cipher */ | |
1709 | ssl_clear_cipher_ctx(s); | |
1710 | } | |
1711 | ||
4f43d0e7 | 1712 | int ssl_undefined_function(SSL *s) |
d02b48c6 RE |
1713 | { |
1714 | SSLerr(SSL_F_SSL_UNDEFINED_FUNCTION,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
1715 | return(0); | |
1716 | } | |
1717 | ||
4f43d0e7 | 1718 | SSL_METHOD *ssl_bad_method(int ver) |
d02b48c6 RE |
1719 | { |
1720 | SSLerr(SSL_F_SSL_BAD_METHOD,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
1721 | return(NULL); | |
1722 | } | |
1723 | ||
9d1a01be | 1724 | const char *SSL_get_version(SSL *s) |
d02b48c6 | 1725 | { |
58964a49 RE |
1726 | if (s->version == TLS1_VERSION) |
1727 | return("TLSv1"); | |
1728 | else if (s->version == SSL3_VERSION) | |
d02b48c6 | 1729 | return("SSLv3"); |
58964a49 | 1730 | else if (s->version == SSL2_VERSION) |
d02b48c6 RE |
1731 | return("SSLv2"); |
1732 | else | |
1733 | return("unknown"); | |
1734 | } | |
1735 | ||
4f43d0e7 | 1736 | SSL *SSL_dup(SSL *s) |
8a41eb70 | 1737 | { |
f73e07cf | 1738 | STACK_OF(X509_NAME) *sk; |
d02b48c6 | 1739 | X509_NAME *xn; |
b1c4fe36 | 1740 | SSL *ret; |
d02b48c6 RE |
1741 | int i; |
1742 | ||
b4cadc6e BL |
1743 | if ((ret=SSL_new(SSL_get_SSL_CTX(s))) == NULL) |
1744 | return(NULL); | |
d02b48c6 | 1745 | |
8a41eb70 BM |
1746 | if (s->session != NULL) |
1747 | { | |
1748 | /* This copies session-id, SSL_METHOD, sid_ctx, and 'cert' */ | |
1749 | SSL_copy_session_id(ret,s); | |
1750 | } | |
1751 | else | |
1752 | { | |
1753 | /* No session has been established yet, so we have to expect | |
1754 | * that s->cert or ret->cert will be changed later -- | |
1755 | * they should not both point to the same object, | |
1756 | * and thus we can't use SSL_copy_session_id. */ | |
1757 | ||
1758 | ret->method = s->method; | |
1759 | ret->method->ssl_new(ret); | |
1760 | ||
1761 | if (s->cert != NULL) | |
1762 | { | |
34d69d3b RL |
1763 | if (ret->cert != NULL) |
1764 | { | |
1765 | ssl_cert_free(ret->cert); | |
1766 | } | |
8a41eb70 BM |
1767 | ret->cert = ssl_cert_dup(s->cert); |
1768 | if (ret->cert == NULL) | |
1769 | goto err; | |
1770 | } | |
1771 | ||
1772 | SSL_set_session_id_context(ret, | |
1773 | s->sid_ctx, s->sid_ctx_length); | |
1774 | } | |
d02b48c6 RE |
1775 | |
1776 | SSL_set_read_ahead(ret,SSL_get_read_ahead(s)); | |
1777 | SSL_set_verify(ret,SSL_get_verify_mode(s), | |
1778 | SSL_get_verify_callback(s)); | |
7f89714e | 1779 | SSL_set_verify_depth(ret,SSL_get_verify_depth(s)); |
d02b48c6 RE |
1780 | |
1781 | SSL_set_info_callback(ret,SSL_get_info_callback(s)); | |
1782 | ||
1783 | ret->debug=s->debug; | |
58964a49 | 1784 | ret->options=s->options; |
d02b48c6 RE |
1785 | |
1786 | /* copy app data, a little dangerous perhaps */ | |
58964a49 RE |
1787 | if (!CRYPTO_dup_ex_data(ssl_meth,&ret->ex_data,&s->ex_data)) |
1788 | goto err; | |
d02b48c6 RE |
1789 | |
1790 | /* setup rbio, and wbio */ | |
1791 | if (s->rbio != NULL) | |
1792 | { | |
1793 | if (!BIO_dup_state(s->rbio,(char *)&ret->rbio)) | |
1794 | goto err; | |
1795 | } | |
1796 | if (s->wbio != NULL) | |
1797 | { | |
1798 | if (s->wbio != s->rbio) | |
1799 | { | |
58964a49 | 1800 | if (!BIO_dup_state(s->wbio,(char *)&ret->wbio)) |
d02b48c6 RE |
1801 | goto err; |
1802 | } | |
1803 | else | |
1804 | ret->wbio=ret->rbio; | |
1805 | } | |
1806 | ||
1807 | /* dup the cipher_list and cipher_list_by_id stacks */ | |
1808 | if (s->cipher_list != NULL) | |
1809 | { | |
f73e07cf | 1810 | if ((ret->cipher_list=sk_SSL_CIPHER_dup(s->cipher_list)) == NULL) |
d02b48c6 RE |
1811 | goto err; |
1812 | } | |
1813 | if (s->cipher_list_by_id != NULL) | |
f73e07cf | 1814 | if ((ret->cipher_list_by_id=sk_SSL_CIPHER_dup(s->cipher_list_by_id)) |
d02b48c6 RE |
1815 | == NULL) |
1816 | goto err; | |
1817 | ||
1818 | /* Dup the client_CA list */ | |
1819 | if (s->client_CA != NULL) | |
1820 | { | |
f73e07cf | 1821 | if ((sk=sk_X509_NAME_dup(s->client_CA)) == NULL) goto err; |
d02b48c6 | 1822 | ret->client_CA=sk; |
f73e07cf | 1823 | for (i=0; i<sk_X509_NAME_num(sk); i++) |
d02b48c6 | 1824 | { |
f73e07cf BL |
1825 | xn=sk_X509_NAME_value(sk,i); |
1826 | if (sk_X509_NAME_set(sk,i,X509_NAME_dup(xn)) == NULL) | |
d02b48c6 RE |
1827 | { |
1828 | X509_NAME_free(xn); | |
1829 | goto err; | |
1830 | } | |
1831 | } | |
1832 | } | |
1833 | ||
1834 | ret->shutdown=s->shutdown; | |
1835 | ret->state=s->state; | |
1836 | ret->handshake_func=s->handshake_func; | |
413c4f45 | 1837 | ret->server=s->server; |
d02b48c6 RE |
1838 | |
1839 | if (0) | |
1840 | { | |
1841 | err: | |
1842 | if (ret != NULL) SSL_free(ret); | |
1843 | ret=NULL; | |
1844 | } | |
1845 | return(ret); | |
1846 | } | |
1847 | ||
4f43d0e7 | 1848 | void ssl_clear_cipher_ctx(SSL *s) |
d02b48c6 | 1849 | { |
8a41eb70 BM |
1850 | if (s->enc_read_ctx != NULL) |
1851 | { | |
1852 | EVP_CIPHER_CTX_cleanup(s->enc_read_ctx); | |
26a3a48d | 1853 | OPENSSL_free(s->enc_read_ctx); |
8a41eb70 BM |
1854 | s->enc_read_ctx=NULL; |
1855 | } | |
1856 | if (s->enc_write_ctx != NULL) | |
1857 | { | |
1858 | EVP_CIPHER_CTX_cleanup(s->enc_write_ctx); | |
26a3a48d | 1859 | OPENSSL_free(s->enc_write_ctx); |
8a41eb70 BM |
1860 | s->enc_write_ctx=NULL; |
1861 | } | |
413c4f45 MC |
1862 | if (s->expand != NULL) |
1863 | { | |
1864 | COMP_CTX_free(s->expand); | |
1865 | s->expand=NULL; | |
1866 | } | |
1867 | if (s->compress != NULL) | |
1868 | { | |
1869 | COMP_CTX_free(s->compress); | |
1870 | s->compress=NULL; | |
1871 | } | |
d02b48c6 RE |
1872 | } |
1873 | ||
58964a49 | 1874 | /* Fix this function so that it takes an optional type parameter */ |
4f43d0e7 | 1875 | X509 *SSL_get_certificate(SSL *s) |
d02b48c6 RE |
1876 | { |
1877 | if (s->cert != NULL) | |
1878 | return(s->cert->key->x509); | |
1879 | else | |
1880 | return(NULL); | |
1881 | } | |
1882 | ||
58964a49 | 1883 | /* Fix this function so that it takes an optional type parameter */ |
4f43d0e7 | 1884 | EVP_PKEY *SSL_get_privatekey(SSL *s) |
d02b48c6 RE |
1885 | { |
1886 | if (s->cert != NULL) | |
1887 | return(s->cert->key->privatekey); | |
1888 | else | |
1889 | return(NULL); | |
1890 | } | |
1891 | ||
4f43d0e7 | 1892 | SSL_CIPHER *SSL_get_current_cipher(SSL *s) |
d02b48c6 | 1893 | { |
b1c4fe36 BM |
1894 | if ((s->session != NULL) && (s->session->cipher != NULL)) |
1895 | return(s->session->cipher); | |
1896 | return(NULL); | |
d02b48c6 RE |
1897 | } |
1898 | ||
4f43d0e7 | 1899 | int ssl_init_wbio_buffer(SSL *s,int push) |
58964a49 RE |
1900 | { |
1901 | BIO *bbio; | |
1902 | ||
1903 | if (s->bbio == NULL) | |
1904 | { | |
1905 | bbio=BIO_new(BIO_f_buffer()); | |
1906 | if (bbio == NULL) return(0); | |
1907 | s->bbio=bbio; | |
1908 | } | |
1909 | else | |
1910 | { | |
1911 | bbio=s->bbio; | |
1912 | if (s->bbio == s->wbio) | |
1913 | s->wbio=BIO_pop(s->wbio); | |
1914 | } | |
d58d092b | 1915 | (void)BIO_reset(bbio); |
58964a49 RE |
1916 | /* if (!BIO_set_write_buffer_size(bbio,16*1024)) */ |
1917 | if (!BIO_set_read_buffer_size(bbio,1)) | |
1918 | { | |
1919 | SSLerr(SSL_F_SSL_INIT_WBIO_BUFFER,ERR_R_BUF_LIB); | |
1920 | return(0); | |
1921 | } | |
1922 | if (push) | |
1923 | { | |
1924 | if (s->wbio != bbio) | |
1925 | s->wbio=BIO_push(bbio,s->wbio); | |
1926 | } | |
1927 | else | |
1928 | { | |
1929 | if (s->wbio == bbio) | |
1930 | s->wbio=BIO_pop(bbio); | |
1931 | } | |
1932 | return(1); | |
1933 | } | |
413c4f45 | 1934 | |
4f43d0e7 | 1935 | void ssl_free_wbio_buffer(SSL *s) |
413c4f45 | 1936 | { |
413c4f45 MC |
1937 | if (s->bbio == NULL) return; |
1938 | ||
1939 | if (s->bbio == s->wbio) | |
1940 | { | |
1941 | /* remove buffering */ | |
bbb8de09 BM |
1942 | s->wbio=BIO_pop(s->wbio); |
1943 | #ifdef REF_CHECK /* not the usual REF_CHECK, but this avoids adding one more preprocessor symbol */ | |
1944 | assert(s->wbio != NULL); | |
1945 | #endif | |
1946 | } | |
413c4f45 MC |
1947 | BIO_free(s->bbio); |
1948 | s->bbio=NULL; | |
1949 | } | |
58964a49 | 1950 | |
4f43d0e7 | 1951 | void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx,int mode) |
58964a49 RE |
1952 | { |
1953 | ctx->quiet_shutdown=mode; | |
1954 | } | |
1955 | ||
4f43d0e7 | 1956 | int SSL_CTX_get_quiet_shutdown(SSL_CTX *ctx) |
58964a49 RE |
1957 | { |
1958 | return(ctx->quiet_shutdown); | |
1959 | } | |
1960 | ||
4f43d0e7 | 1961 | void SSL_set_quiet_shutdown(SSL *s,int mode) |
58964a49 RE |
1962 | { |
1963 | s->quiet_shutdown=mode; | |
1964 | } | |
1965 | ||
4f43d0e7 | 1966 | int SSL_get_quiet_shutdown(SSL *s) |
58964a49 RE |
1967 | { |
1968 | return(s->quiet_shutdown); | |
1969 | } | |
1970 | ||
4f43d0e7 | 1971 | void SSL_set_shutdown(SSL *s,int mode) |
58964a49 RE |
1972 | { |
1973 | s->shutdown=mode; | |
1974 | } | |
1975 | ||
4f43d0e7 | 1976 | int SSL_get_shutdown(SSL *s) |
58964a49 RE |
1977 | { |
1978 | return(s->shutdown); | |
1979 | } | |
1980 | ||
4f43d0e7 | 1981 | int SSL_version(SSL *s) |
58964a49 RE |
1982 | { |
1983 | return(s->version); | |
1984 | } | |
1985 | ||
4f43d0e7 | 1986 | SSL_CTX *SSL_get_SSL_CTX(SSL *ssl) |
58964a49 RE |
1987 | { |
1988 | return(ssl->ctx); | |
1989 | } | |
1990 | ||
bc36ee62 | 1991 | #ifndef OPENSSL_NO_STDIO |
4f43d0e7 | 1992 | int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx) |
58964a49 RE |
1993 | { |
1994 | return(X509_STORE_set_default_paths(ctx->cert_store)); | |
1995 | } | |
1996 | ||
303c0028 BM |
1997 | int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile, |
1998 | const char *CApath) | |
58964a49 RE |
1999 | { |
2000 | return(X509_STORE_load_locations(ctx->cert_store,CAfile,CApath)); | |
2001 | } | |
dfeab068 | 2002 | #endif |
58964a49 | 2003 | |
4f43d0e7 | 2004 | void SSL_set_info_callback(SSL *ssl,void (*cb)()) |
58964a49 RE |
2005 | { |
2006 | ssl->info_callback=cb; | |
2007 | } | |
2008 | ||
6b691a5c | 2009 | void (*SSL_get_info_callback(SSL *ssl))(void) |
58964a49 | 2010 | { |
dfeab068 | 2011 | return((void (*)())ssl->info_callback); |
58964a49 RE |
2012 | } |
2013 | ||
4f43d0e7 | 2014 | int SSL_state(SSL *ssl) |
58964a49 RE |
2015 | { |
2016 | return(ssl->state); | |
2017 | } | |
2018 | ||
4f43d0e7 | 2019 | void SSL_set_verify_result(SSL *ssl,long arg) |
58964a49 RE |
2020 | { |
2021 | ssl->verify_result=arg; | |
2022 | } | |
2023 | ||
4f43d0e7 | 2024 | long SSL_get_verify_result(SSL *ssl) |
58964a49 RE |
2025 | { |
2026 | return(ssl->verify_result); | |
2027 | } | |
2028 | ||
dd9d233e DSH |
2029 | int SSL_get_ex_new_index(long argl,void *argp,CRYPTO_EX_new *new_func, |
2030 | CRYPTO_EX_dup *dup_func,CRYPTO_EX_free *free_func) | |
b1c4fe36 | 2031 | { |
58964a49 RE |
2032 | ssl_meth_num++; |
2033 | return(CRYPTO_get_ex_new_index(ssl_meth_num-1, | |
2034 | &ssl_meth,argl,argp,new_func,dup_func,free_func)); | |
b1c4fe36 | 2035 | } |
58964a49 | 2036 | |
4f43d0e7 | 2037 | int SSL_set_ex_data(SSL *s,int idx,void *arg) |
58964a49 RE |
2038 | { |
2039 | return(CRYPTO_set_ex_data(&s->ex_data,idx,arg)); | |
2040 | } | |
2041 | ||
4f43d0e7 | 2042 | void *SSL_get_ex_data(SSL *s,int idx) |
58964a49 RE |
2043 | { |
2044 | return(CRYPTO_get_ex_data(&s->ex_data,idx)); | |
2045 | } | |
2046 | ||
dd9d233e DSH |
2047 | int SSL_CTX_get_ex_new_index(long argl,void *argp,CRYPTO_EX_new *new_func, |
2048 | CRYPTO_EX_dup *dup_func,CRYPTO_EX_free *free_func) | |
b1c4fe36 | 2049 | { |
58964a49 RE |
2050 | ssl_ctx_meth_num++; |
2051 | return(CRYPTO_get_ex_new_index(ssl_ctx_meth_num-1, | |
2052 | &ssl_ctx_meth,argl,argp,new_func,dup_func,free_func)); | |
b1c4fe36 | 2053 | } |
58964a49 | 2054 | |
4f43d0e7 | 2055 | int SSL_CTX_set_ex_data(SSL_CTX *s,int idx,void *arg) |
58964a49 RE |
2056 | { |
2057 | return(CRYPTO_set_ex_data(&s->ex_data,idx,arg)); | |
2058 | } | |
2059 | ||
4f43d0e7 | 2060 | void *SSL_CTX_get_ex_data(SSL_CTX *s,int idx) |
58964a49 RE |
2061 | { |
2062 | return(CRYPTO_get_ex_data(&s->ex_data,idx)); | |
2063 | } | |
2064 | ||
4f43d0e7 | 2065 | int ssl_ok(SSL *s) |
dfeab068 RE |
2066 | { |
2067 | return(1); | |
2068 | } | |
2069 | ||
4f43d0e7 | 2070 | X509_STORE *SSL_CTX_get_cert_store(SSL_CTX *ctx) |
413c4f45 MC |
2071 | { |
2072 | return(ctx->cert_store); | |
2073 | } | |
2074 | ||
4f43d0e7 | 2075 | void SSL_CTX_set_cert_store(SSL_CTX *ctx,X509_STORE *store) |
413c4f45 MC |
2076 | { |
2077 | if (ctx->cert_store != NULL) | |
2078 | X509_STORE_free(ctx->cert_store); | |
2079 | ctx->cert_store=store; | |
2080 | } | |
2081 | ||
4f43d0e7 | 2082 | int SSL_want(SSL *s) |
413c4f45 MC |
2083 | { |
2084 | return(s->rwstate); | |
2085 | } | |
2086 | ||
4f43d0e7 BL |
2087 | /*! |
2088 | * \brief Set the callback for generating temporary RSA keys. | |
2089 | * \param ctx the SSL context. | |
2090 | * \param cb the callback | |
2091 | */ | |
2092 | ||
bc36ee62 | 2093 | #ifndef OPENSSL_NO_RSA |
df63a389 UM |
2094 | void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,RSA *(*cb)(SSL *ssl, |
2095 | int is_export, | |
60e31c3a | 2096 | int keylength)) |
a9188d4e | 2097 | { |
d3442bc7 | 2098 | SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_RSA_CB,(void (*)())cb); |
a9188d4e | 2099 | } |
79df9d62 | 2100 | |
d3442bc7 RL |
2101 | void SSL_set_tmp_rsa_callback(SSL *ssl,RSA *(*cb)(SSL *ssl, |
2102 | int is_export, | |
2103 | int keylength)) | |
a9188d4e | 2104 | { |
d3442bc7 | 2105 | SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_RSA_CB,(void (*)())cb); |
a9188d4e | 2106 | } |
79df9d62 | 2107 | #endif |
f8c3c05d | 2108 | |
4f43d0e7 BL |
2109 | #ifdef DOXYGEN |
2110 | /*! | |
2111 | * \brief The RSA temporary key callback function. | |
2112 | * \param ssl the SSL session. | |
df63a389 UM |
2113 | * \param is_export \c TRUE if the temp RSA key is for an export ciphersuite. |
2114 | * \param keylength if \c is_export is \c TRUE, then \c keylength is the size | |
2115 | * of the required key in bits. | |
4f43d0e7 BL |
2116 | * \return the temporary RSA key. |
2117 | * \sa SSL_CTX_set_tmp_rsa_callback, SSL_set_tmp_rsa_callback | |
2118 | */ | |
2119 | ||
df63a389 | 2120 | RSA *cb(SSL *ssl,int is_export,int keylength) |
4f43d0e7 BL |
2121 | {} |
2122 | #endif | |
2123 | ||
2124 | /*! | |
2125 | * \brief Set the callback for generating temporary DH keys. | |
2126 | * \param ctx the SSL context. | |
2127 | * \param dh the callback | |
2128 | */ | |
2129 | ||
bc36ee62 | 2130 | #ifndef OPENSSL_NO_DH |
df63a389 | 2131 | void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,DH *(*dh)(SSL *ssl,int is_export, |
60e31c3a | 2132 | int keylength)) |
a9188d4e | 2133 | { |
d3442bc7 | 2134 | SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_DH_CB,(void (*)())dh); |
a9188d4e | 2135 | } |
f8c3c05d | 2136 | |
df63a389 | 2137 | void SSL_set_tmp_dh_callback(SSL *ssl,DH *(*dh)(SSL *ssl,int is_export, |
d3442bc7 | 2138 | int keylength)) |
a9188d4e | 2139 | { |
d3442bc7 | 2140 | SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_DH_CB,(void (*)())dh); |
a9188d4e | 2141 | } |
79df9d62 | 2142 | #endif |
15d21c2d | 2143 | |
bc36ee62 | 2144 | #if defined(_WINDLL) && defined(OPENSSL_SYS_WIN16) |
58964a49 RE |
2145 | #include "../crypto/bio/bss_file.c" |
2146 | #endif | |
f73e07cf BL |
2147 | |
2148 | IMPLEMENT_STACK_OF(SSL_CIPHER) | |
2149 | IMPLEMENT_STACK_OF(SSL_COMP) |