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eb90a483 | 1 | /*! \file ssl/ssl_cert.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
3 | * All rights reserved. |
4 | * | |
5 | * This package is an SSL implementation written | |
6 | * by Eric Young (eay@cryptsoft.com). | |
7 | * The implementation was written so as to conform with Netscapes SSL. | |
8 | * | |
9 | * This library is free for commercial and non-commercial use as long as | |
10 | * the following conditions are aheared to. The following conditions | |
11 | * apply to all code found in this distribution, be it the RC4, RSA, | |
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
13 | * included with this distribution is covered by the same copyright terms | |
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
15 | * | |
16 | * Copyright remains Eric Young's, and as such any Copyright notices in | |
17 | * the code are not to be removed. | |
18 | * If this package is used in a product, Eric Young should be given attribution | |
19 | * as the author of the parts of the library used. | |
20 | * This can be in the form of a textual message at program startup or | |
21 | * in documentation (online or textual) provided with the package. | |
22 | * | |
23 | * Redistribution and use in source and binary forms, with or without | |
24 | * modification, are permitted provided that the following conditions | |
25 | * are met: | |
26 | * 1. Redistributions of source code must retain the copyright | |
27 | * notice, this list of conditions and the following disclaimer. | |
28 | * 2. Redistributions in binary form must reproduce the above copyright | |
29 | * notice, this list of conditions and the following disclaimer in the | |
30 | * documentation and/or other materials provided with the distribution. | |
31 | * 3. All advertising materials mentioning features or use of this software | |
32 | * must display the following acknowledgement: | |
33 | * "This product includes cryptographic software written by | |
34 | * Eric Young (eay@cryptsoft.com)" | |
35 | * The word 'cryptographic' can be left out if the rouines from the library | |
36 | * being used are not cryptographic related :-). | |
37 | * 4. If you include any Windows specific code (or a derivative thereof) from | |
38 | * the apps directory (application code) you must include an acknowledgement: | |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
40 | * | |
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | |
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
51 | * SUCH DAMAGE. | |
52 | * | |
53 | * The licence and distribution terms for any publically available version or | |
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
55 | * copied and put under another distribution licence | |
56 | * [including the GNU Public Licence.] | |
57 | */ | |
ca8e5b9b BM |
58 | /* ==================================================================== |
59 | * Copyright (c) 1999 The OpenSSL Project. All rights reserved. | |
60 | * | |
61 | * Redistribution and use in source and binary forms, with or without | |
62 | * modification, are permitted provided that the following conditions | |
63 | * are met: | |
64 | * | |
65 | * 1. Redistributions of source code must retain the above copyright | |
66 | * notice, this list of conditions and the following disclaimer. | |
67 | * | |
68 | * 2. Redistributions in binary form must reproduce the above copyright | |
69 | * notice, this list of conditions and the following disclaimer in | |
70 | * the documentation and/or other materials provided with the | |
71 | * distribution. | |
72 | * | |
73 | * 3. All advertising materials mentioning features or use of this | |
74 | * software must display the following acknowledgment: | |
75 | * "This product includes software developed by the OpenSSL Project | |
76 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
77 | * | |
78 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
79 | * endorse or promote products derived from this software without | |
80 | * prior written permission. For written permission, please contact | |
81 | * openssl-core@OpenSSL.org. | |
82 | * | |
83 | * 5. Products derived from this software may not be called "OpenSSL" | |
84 | * nor may "OpenSSL" appear in their names without prior written | |
85 | * permission of the OpenSSL Project. | |
86 | * | |
87 | * 6. Redistributions of any form whatsoever must retain the following | |
88 | * acknowledgment: | |
89 | * "This product includes software developed by the OpenSSL Project | |
90 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
91 | * | |
92 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
93 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
94 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
95 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
96 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
97 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
98 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
99 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
100 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
101 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
102 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
103 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
104 | * ==================================================================== | |
105 | */ | |
ea262260 BM |
106 | /* ==================================================================== |
107 | * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. | |
108 | * ECC cipher suite support in OpenSSL originally developed by | |
109 | * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. | |
110 | */ | |
d02b48c6 RE |
111 | |
112 | #include <stdio.h> | |
17f389bb | 113 | |
41d2a336 | 114 | #include "e_os.h" |
17f389bb AP |
115 | #ifndef NO_SYS_TYPES_H |
116 | # include <sys/types.h> | |
117 | #endif | |
118 | ||
bc36ee62 | 119 | #if !defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_SYS_VMS) && !defined(NeXT) && !defined(MAC_OS_pre_X) |
eb90a483 | 120 | #include <dirent.h> |
06c68491 | 121 | #endif |
17f389bb | 122 | |
285046ec RL |
123 | #if defined(WIN32) |
124 | #include <windows.h> | |
125 | #endif | |
126 | ||
1444ba8d UM |
127 | #ifdef NeXT |
128 | #include <sys/dir.h> | |
129 | #define dirent direct | |
7d7d2cbc | 130 | #endif |
17f389bb | 131 | |
ec577822 BM |
132 | #include <openssl/objects.h> |
133 | #include <openssl/bio.h> | |
134 | #include <openssl/pem.h> | |
bb7cd4e3 | 135 | #include <openssl/x509v3.h> |
60a938c6 | 136 | #include <openssl/dh.h> |
d095b68d | 137 | #include <openssl/bn.h> |
d02b48c6 RE |
138 | #include "ssl_locl.h" |
139 | ||
6b691a5c | 140 | int SSL_get_ex_data_X509_STORE_CTX_idx(void) |
dfeab068 | 141 | { |
3ac82faa | 142 | static volatile int ssl_x509_store_ctx_idx= -1; |
dfeab068 RE |
143 | |
144 | if (ssl_x509_store_ctx_idx < 0) | |
145 | { | |
3ac82faa BM |
146 | /* any write lock will do; usually this branch |
147 | * will only be taken once anyway */ | |
148 | CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX); | |
149 | ||
150 | if (ssl_x509_store_ctx_idx < 0) | |
151 | { | |
152 | ssl_x509_store_ctx_idx=X509_STORE_CTX_get_ex_new_index( | |
153 | 0,"SSL for verify callback",NULL,NULL,NULL); | |
154 | } | |
155 | ||
156 | CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX); | |
dfeab068 | 157 | } |
3ac82faa | 158 | return ssl_x509_store_ctx_idx; |
dfeab068 RE |
159 | } |
160 | ||
6b691a5c | 161 | CERT *ssl_cert_new(void) |
d02b48c6 RE |
162 | { |
163 | CERT *ret; | |
164 | ||
26a3a48d | 165 | ret=(CERT *)OPENSSL_malloc(sizeof(CERT)); |
d02b48c6 RE |
166 | if (ret == NULL) |
167 | { | |
168 | SSLerr(SSL_F_SSL_CERT_NEW,ERR_R_MALLOC_FAILURE); | |
169 | return(NULL); | |
170 | } | |
171 | memset(ret,0,sizeof(CERT)); | |
d02b48c6 RE |
172 | |
173 | ret->key= &(ret->pkeys[SSL_PKEY_RSA_ENC]); | |
174 | ret->references=1; | |
175 | ||
176 | return(ret); | |
177 | } | |
178 | ||
ca8e5b9b BM |
179 | CERT *ssl_cert_dup(CERT *cert) |
180 | { | |
181 | CERT *ret; | |
182 | int i; | |
183 | ||
26a3a48d | 184 | ret = (CERT *)OPENSSL_malloc(sizeof(CERT)); |
ca8e5b9b BM |
185 | if (ret == NULL) |
186 | { | |
187 | SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_MALLOC_FAILURE); | |
188 | return(NULL); | |
189 | } | |
190 | ||
191 | memset(ret, 0, sizeof(CERT)); | |
192 | ||
ca8e5b9b BM |
193 | ret->key = &ret->pkeys[cert->key - &cert->pkeys[0]]; |
194 | /* or ret->key = ret->pkeys + (cert->key - cert->pkeys), | |
195 | * if you find that more readable */ | |
196 | ||
197 | ret->valid = cert->valid; | |
198 | ret->mask = cert->mask; | |
199 | ret->export_mask = cert->export_mask; | |
200 | ||
bc36ee62 | 201 | #ifndef OPENSSL_NO_RSA |
ca8e5b9b BM |
202 | if (cert->rsa_tmp != NULL) |
203 | { | |
6ac4e8bd | 204 | RSA_up_ref(cert->rsa_tmp); |
ca8e5b9b | 205 | ret->rsa_tmp = cert->rsa_tmp; |
ca8e5b9b BM |
206 | } |
207 | ret->rsa_tmp_cb = cert->rsa_tmp_cb; | |
208 | #endif | |
209 | ||
bc36ee62 | 210 | #ifndef OPENSSL_NO_DH |
ca8e5b9b BM |
211 | if (cert->dh_tmp != NULL) |
212 | { | |
e11f0de6 | 213 | /* DH parameters don't have a reference count */ |
ca8e5b9b BM |
214 | ret->dh_tmp = DHparams_dup(cert->dh_tmp); |
215 | if (ret->dh_tmp == NULL) | |
216 | { | |
448e2f9b | 217 | SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_DH_LIB); |
ca8e5b9b BM |
218 | goto err; |
219 | } | |
e11f0de6 BM |
220 | if (cert->dh_tmp->priv_key) |
221 | { | |
222 | BIGNUM *b = BN_dup(cert->dh_tmp->priv_key); | |
223 | if (!b) | |
224 | { | |
448e2f9b | 225 | SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_BN_LIB); |
e11f0de6 BM |
226 | goto err; |
227 | } | |
228 | ret->dh_tmp->priv_key = b; | |
229 | } | |
230 | if (cert->dh_tmp->pub_key) | |
231 | { | |
232 | BIGNUM *b = BN_dup(cert->dh_tmp->pub_key); | |
233 | if (!b) | |
234 | { | |
448e2f9b | 235 | SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_BN_LIB); |
e11f0de6 BM |
236 | goto err; |
237 | } | |
238 | ret->dh_tmp->pub_key = b; | |
239 | } | |
ca8e5b9b BM |
240 | } |
241 | ret->dh_tmp_cb = cert->dh_tmp_cb; | |
242 | #endif | |
243 | ||
ea262260 BM |
244 | #ifndef OPENSSL_NO_ECDH |
245 | if (cert->ecdh_tmp) | |
246 | { | |
247 | EC_KEY_up_ref(cert->ecdh_tmp); | |
248 | ret->ecdh_tmp = cert->ecdh_tmp; | |
249 | } | |
250 | ret->ecdh_tmp_cb = cert->ecdh_tmp_cb; | |
251 | #endif | |
252 | ||
ca8e5b9b BM |
253 | for (i = 0; i < SSL_PKEY_NUM; i++) |
254 | { | |
255 | if (cert->pkeys[i].x509 != NULL) | |
256 | { | |
257 | ret->pkeys[i].x509 = cert->pkeys[i].x509; | |
258 | CRYPTO_add(&ret->pkeys[i].x509->references, 1, | |
259 | CRYPTO_LOCK_X509); | |
260 | } | |
261 | ||
262 | if (cert->pkeys[i].privatekey != NULL) | |
263 | { | |
264 | ret->pkeys[i].privatekey = cert->pkeys[i].privatekey; | |
265 | CRYPTO_add(&ret->pkeys[i].privatekey->references, 1, | |
266 | CRYPTO_LOCK_EVP_PKEY); | |
267 | ||
268 | switch(i) | |
269 | { | |
270 | /* If there was anything special to do for | |
271 | * certain types of keys, we'd do it here. | |
272 | * (Nothing at the moment, I think.) */ | |
273 | ||
274 | case SSL_PKEY_RSA_ENC: | |
275 | case SSL_PKEY_RSA_SIGN: | |
276 | /* We have an RSA key. */ | |
277 | break; | |
278 | ||
279 | case SSL_PKEY_DSA_SIGN: | |
280 | /* We have a DSA key. */ | |
281 | break; | |
282 | ||
283 | case SSL_PKEY_DH_RSA: | |
284 | case SSL_PKEY_DH_DSA: | |
285 | /* We have a DH key. */ | |
286 | break; | |
ea262260 BM |
287 | |
288 | case SSL_PKEY_ECC: | |
289 | /* We have an ECC key */ | |
290 | break; | |
291 | ||
ca8e5b9b BM |
292 | default: |
293 | /* Can't happen. */ | |
294 | SSLerr(SSL_F_SSL_CERT_DUP, SSL_R_LIBRARY_BUG); | |
295 | } | |
296 | } | |
297 | } | |
298 | ||
ca8e5b9b BM |
299 | /* ret->extra_certs *should* exist, but currently the own certificate |
300 | * chain is held inside SSL_CTX */ | |
301 | ||
302 | ret->references=1; | |
303 | ||
304 | return(ret); | |
305 | ||
bc36ee62 | 306 | #ifndef OPENSSL_NO_DH /* avoid 'unreferenced label' warning if OPENSSL_NO_DH is defined */ |
ca8e5b9b | 307 | err: |
3c758be8 | 308 | #endif |
bc36ee62 | 309 | #ifndef OPENSSL_NO_RSA |
ca8e5b9b BM |
310 | if (ret->rsa_tmp != NULL) |
311 | RSA_free(ret->rsa_tmp); | |
312 | #endif | |
bc36ee62 | 313 | #ifndef OPENSSL_NO_DH |
ca8e5b9b BM |
314 | if (ret->dh_tmp != NULL) |
315 | DH_free(ret->dh_tmp); | |
316 | #endif | |
ea262260 BM |
317 | #ifndef OPENSSL_NO_ECDH |
318 | if (ret->ecdh_tmp != NULL) | |
319 | EC_KEY_free(ret->ecdh_tmp); | |
320 | #endif | |
ca8e5b9b BM |
321 | |
322 | for (i = 0; i < SSL_PKEY_NUM; i++) | |
323 | { | |
324 | if (ret->pkeys[i].x509 != NULL) | |
325 | X509_free(ret->pkeys[i].x509); | |
326 | if (ret->pkeys[i].privatekey != NULL) | |
327 | EVP_PKEY_free(ret->pkeys[i].privatekey); | |
328 | } | |
329 | ||
330 | return NULL; | |
331 | } | |
332 | ||
333 | ||
eb90a483 | 334 | void ssl_cert_free(CERT *c) |
d02b48c6 RE |
335 | { |
336 | int i; | |
337 | ||
e03ddfae BL |
338 | if(c == NULL) |
339 | return; | |
340 | ||
d02b48c6 | 341 | i=CRYPTO_add(&c->references,-1,CRYPTO_LOCK_SSL_CERT); |
58964a49 RE |
342 | #ifdef REF_PRINT |
343 | REF_PRINT("CERT",c); | |
344 | #endif | |
d02b48c6 RE |
345 | if (i > 0) return; |
346 | #ifdef REF_CHECK | |
347 | if (i < 0) | |
348 | { | |
349 | fprintf(stderr,"ssl_cert_free, bad reference count\n"); | |
350 | abort(); /* ok */ | |
351 | } | |
352 | #endif | |
353 | ||
bc36ee62 | 354 | #ifndef OPENSSL_NO_RSA |
d02b48c6 RE |
355 | if (c->rsa_tmp) RSA_free(c->rsa_tmp); |
356 | #endif | |
bc36ee62 | 357 | #ifndef OPENSSL_NO_DH |
d02b48c6 RE |
358 | if (c->dh_tmp) DH_free(c->dh_tmp); |
359 | #endif | |
ea262260 BM |
360 | #ifndef OPENSSL_NO_ECDH |
361 | if (c->ecdh_tmp) EC_KEY_free(c->ecdh_tmp); | |
362 | #endif | |
d02b48c6 RE |
363 | |
364 | for (i=0; i<SSL_PKEY_NUM; i++) | |
365 | { | |
366 | if (c->pkeys[i].x509 != NULL) | |
367 | X509_free(c->pkeys[i].x509); | |
368 | if (c->pkeys[i].privatekey != NULL) | |
369 | EVP_PKEY_free(c->pkeys[i].privatekey); | |
370 | #if 0 | |
371 | if (c->pkeys[i].publickey != NULL) | |
372 | EVP_PKEY_free(c->pkeys[i].publickey); | |
373 | #endif | |
374 | } | |
26a3a48d | 375 | OPENSSL_free(c); |
d02b48c6 RE |
376 | } |
377 | ||
ca8e5b9b BM |
378 | int ssl_cert_inst(CERT **o) |
379 | { | |
380 | /* Create a CERT if there isn't already one | |
381 | * (which cannot really happen, as it is initially created in | |
382 | * SSL_CTX_new; but the earlier code usually allows for that one | |
383 | * being non-existant, so we follow that behaviour, as it might | |
1c3e0a19 BM |
384 | * turn out that there actually is a reason for it -- but I'm |
385 | * not sure that *all* of the existing code could cope with | |
386 | * s->cert being NULL, otherwise we could do without the | |
387 | * initialization in SSL_CTX_new). | |
388 | */ | |
389 | ||
ca8e5b9b BM |
390 | if (o == NULL) |
391 | { | |
392 | SSLerr(SSL_F_SSL_CERT_INST, ERR_R_PASSED_NULL_PARAMETER); | |
393 | return(0); | |
394 | } | |
395 | if (*o == NULL) | |
396 | { | |
397 | if ((*o = ssl_cert_new()) == NULL) | |
398 | { | |
399 | SSLerr(SSL_F_SSL_CERT_INST, ERR_R_MALLOC_FAILURE); | |
400 | return(0); | |
401 | } | |
402 | } | |
403 | return(1); | |
404 | } | |
405 | ||
b56bce4f BM |
406 | |
407 | SESS_CERT *ssl_sess_cert_new(void) | |
15d21c2d | 408 | { |
b56bce4f BM |
409 | SESS_CERT *ret; |
410 | ||
26a3a48d | 411 | ret = OPENSSL_malloc(sizeof *ret); |
b56bce4f | 412 | if (ret == NULL) |
15d21c2d | 413 | { |
b56bce4f BM |
414 | SSLerr(SSL_F_SSL_SESS_CERT_NEW, ERR_R_MALLOC_FAILURE); |
415 | return NULL; | |
15d21c2d | 416 | } |
b56bce4f BM |
417 | |
418 | memset(ret, 0 ,sizeof *ret); | |
419 | ret->peer_key = &(ret->peer_pkeys[SSL_PKEY_RSA_ENC]); | |
420 | ret->references = 1; | |
421 | ||
422 | return ret; | |
423 | } | |
424 | ||
425 | void ssl_sess_cert_free(SESS_CERT *sc) | |
426 | { | |
427 | int i; | |
428 | ||
429 | if (sc == NULL) | |
430 | return; | |
431 | ||
432 | i = CRYPTO_add(&sc->references, -1, CRYPTO_LOCK_SSL_SESS_CERT); | |
433 | #ifdef REF_PRINT | |
434 | REF_PRINT("SESS_CERT", sc); | |
435 | #endif | |
436 | if (i > 0) | |
437 | return; | |
438 | #ifdef REF_CHECK | |
439 | if (i < 0) | |
15d21c2d | 440 | { |
b56bce4f BM |
441 | fprintf(stderr,"ssl_sess_cert_free, bad reference count\n"); |
442 | abort(); /* ok */ | |
15d21c2d | 443 | } |
ca8e5b9b | 444 | #endif |
15d21c2d | 445 | |
b56bce4f BM |
446 | /* i == 0 */ |
447 | if (sc->cert_chain != NULL) | |
448 | sk_X509_pop_free(sc->cert_chain, X509_free); | |
449 | for (i = 0; i < SSL_PKEY_NUM; i++) | |
450 | { | |
451 | if (sc->peer_pkeys[i].x509 != NULL) | |
452 | X509_free(sc->peer_pkeys[i].x509); | |
453 | #if 0 /* We don't have the peer's private key. These lines are just | |
454 | * here as a reminder that we're still using a not-quite-appropriate | |
455 | * data structure. */ | |
456 | if (sc->peer_pkeys[i].privatekey != NULL) | |
457 | EVP_PKEY_free(sc->peer_pkeys[i].privatekey); | |
458 | #endif | |
459 | } | |
460 | ||
bc36ee62 | 461 | #ifndef OPENSSL_NO_RSA |
b56bce4f BM |
462 | if (sc->peer_rsa_tmp != NULL) |
463 | RSA_free(sc->peer_rsa_tmp); | |
464 | #endif | |
bc36ee62 | 465 | #ifndef OPENSSL_NO_DH |
b56bce4f BM |
466 | if (sc->peer_dh_tmp != NULL) |
467 | DH_free(sc->peer_dh_tmp); | |
468 | #endif | |
ea262260 BM |
469 | #ifndef OPENSSL_NO_ECDH |
470 | if (sc->peer_ecdh_tmp != NULL) | |
471 | EC_KEY_free(sc->peer_ecdh_tmp); | |
472 | #endif | |
b56bce4f | 473 | |
26a3a48d | 474 | OPENSSL_free(sc); |
b56bce4f BM |
475 | } |
476 | ||
477 | int ssl_set_peer_cert_type(SESS_CERT *sc,int type) | |
d02b48c6 | 478 | { |
b56bce4f | 479 | sc->peer_cert_type = type; |
d02b48c6 RE |
480 | return(1); |
481 | } | |
482 | ||
f73e07cf | 483 | int ssl_verify_cert_chain(SSL *s,STACK_OF(X509) *sk) |
d02b48c6 RE |
484 | { |
485 | X509 *x; | |
486 | int i; | |
487 | X509_STORE_CTX ctx; | |
488 | ||
f73e07cf | 489 | if ((sk == NULL) || (sk_X509_num(sk) == 0)) |
d02b48c6 RE |
490 | return(0); |
491 | ||
f73e07cf | 492 | x=sk_X509_value(sk,0); |
79aa04ef GT |
493 | if(!X509_STORE_CTX_init(&ctx,s->ctx->cert_store,x,sk)) |
494 | { | |
495 | SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN,ERR_R_X509_LIB); | |
496 | return(0); | |
497 | } | |
7f89714e BM |
498 | if (SSL_get_verify_depth(s) >= 0) |
499 | X509_STORE_CTX_set_depth(&ctx, SSL_get_verify_depth(s)); | |
dd9d233e | 500 | X509_STORE_CTX_set_ex_data(&ctx,SSL_get_ex_data_X509_STORE_CTX_idx(),s); |
3ac82faa | 501 | |
bb7cd4e3 DSH |
502 | /* We need to set the verify purpose. The purpose can be determined by |
503 | * the context: if its a server it will verify SSL client certificates | |
504 | * or vice versa. | |
3ac82faa BM |
505 | */ |
506 | if (s->server) | |
507 | i = X509_PURPOSE_SSL_CLIENT; | |
508 | else | |
509 | i = X509_PURPOSE_SSL_SERVER; | |
bb7cd4e3 DSH |
510 | |
511 | X509_STORE_CTX_purpose_inherit(&ctx, i, s->purpose, s->trust); | |
d02b48c6 | 512 | |
e32c852e | 513 | if (s->verify_callback) |
be2e2c32 | 514 | X509_STORE_CTX_set_verify_cb(&ctx, s->verify_callback); |
1f0c9ad7 | 515 | |
d02b48c6 | 516 | if (s->ctx->app_verify_callback != NULL) |
023ec151 BM |
517 | #if 1 /* new with OpenSSL 0.9.7 */ |
518 | i=s->ctx->app_verify_callback(&ctx, s->ctx->app_verify_arg); | |
519 | #else | |
204cf1ab | 520 | i=s->ctx->app_verify_callback(&ctx); /* should pass app_verify_arg */ |
023ec151 | 521 | #endif |
d02b48c6 | 522 | else |
dfeab068 | 523 | { |
bc36ee62 | 524 | #ifndef OPENSSL_NO_X509_VERIFY |
d02b48c6 | 525 | i=X509_verify_cert(&ctx); |
dfeab068 RE |
526 | #else |
527 | i=0; | |
528 | ctx.error=X509_V_ERR_APPLICATION_VERIFICATION; | |
529 | SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN,SSL_R_NO_VERIFY_CALLBACK); | |
530 | #endif | |
531 | } | |
d02b48c6 | 532 | |
d02b48c6 | 533 | s->verify_result=ctx.error; |
dfeab068 | 534 | X509_STORE_CTX_cleanup(&ctx); |
d02b48c6 RE |
535 | |
536 | return(i); | |
537 | } | |
538 | ||
3822740c | 539 | static void set_client_CA_list(STACK_OF(X509_NAME) **ca_list,STACK_OF(X509_NAME) *name_list) |
d02b48c6 RE |
540 | { |
541 | if (*ca_list != NULL) | |
f73e07cf | 542 | sk_X509_NAME_pop_free(*ca_list,X509_NAME_free); |
d02b48c6 | 543 | |
3822740c | 544 | *ca_list=name_list; |
d02b48c6 RE |
545 | } |
546 | ||
838d25a1 | 547 | STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk) |
d02b48c6 RE |
548 | { |
549 | int i; | |
838d25a1 | 550 | STACK_OF(X509_NAME) *ret; |
d02b48c6 RE |
551 | X509_NAME *name; |
552 | ||
838d25a1 BL |
553 | ret=sk_X509_NAME_new_null(); |
554 | for (i=0; i<sk_X509_NAME_num(sk); i++) | |
d02b48c6 | 555 | { |
838d25a1 BL |
556 | name=X509_NAME_dup(sk_X509_NAME_value(sk,i)); |
557 | if ((name == NULL) || !sk_X509_NAME_push(ret,name)) | |
d02b48c6 | 558 | { |
838d25a1 | 559 | sk_X509_NAME_pop_free(ret,X509_NAME_free); |
d02b48c6 RE |
560 | return(NULL); |
561 | } | |
562 | } | |
563 | return(ret); | |
564 | } | |
565 | ||
3822740c | 566 | void SSL_set_client_CA_list(SSL *s,STACK_OF(X509_NAME) *name_list) |
d02b48c6 | 567 | { |
3822740c | 568 | set_client_CA_list(&(s->client_CA),name_list); |
d02b48c6 RE |
569 | } |
570 | ||
3822740c | 571 | void SSL_CTX_set_client_CA_list(SSL_CTX *ctx,STACK_OF(X509_NAME) *name_list) |
d02b48c6 | 572 | { |
3822740c | 573 | set_client_CA_list(&(ctx->client_CA),name_list); |
d02b48c6 RE |
574 | } |
575 | ||
f73e07cf | 576 | STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(SSL_CTX *ctx) |
d02b48c6 RE |
577 | { |
578 | return(ctx->client_CA); | |
579 | } | |
580 | ||
f73e07cf | 581 | STACK_OF(X509_NAME) *SSL_get_client_CA_list(SSL *s) |
d02b48c6 RE |
582 | { |
583 | if (s->type == SSL_ST_CONNECT) | |
584 | { /* we are in the client */ | |
58964a49 RE |
585 | if (((s->version>>8) == SSL3_VERSION_MAJOR) && |
586 | (s->s3 != NULL)) | |
d02b48c6 RE |
587 | return(s->s3->tmp.ca_names); |
588 | else | |
589 | return(NULL); | |
590 | } | |
591 | else | |
592 | { | |
593 | if (s->client_CA != NULL) | |
594 | return(s->client_CA); | |
595 | else | |
596 | return(s->ctx->client_CA); | |
597 | } | |
598 | } | |
599 | ||
f73e07cf | 600 | static int add_client_CA(STACK_OF(X509_NAME) **sk,X509 *x) |
d02b48c6 RE |
601 | { |
602 | X509_NAME *name; | |
603 | ||
604 | if (x == NULL) return(0); | |
f73e07cf | 605 | if ((*sk == NULL) && ((*sk=sk_X509_NAME_new_null()) == NULL)) |
d02b48c6 RE |
606 | return(0); |
607 | ||
608 | if ((name=X509_NAME_dup(X509_get_subject_name(x))) == NULL) | |
609 | return(0); | |
610 | ||
f73e07cf | 611 | if (!sk_X509_NAME_push(*sk,name)) |
d02b48c6 RE |
612 | { |
613 | X509_NAME_free(name); | |
614 | return(0); | |
615 | } | |
616 | return(1); | |
617 | } | |
618 | ||
eb90a483 | 619 | int SSL_add_client_CA(SSL *ssl,X509 *x) |
d02b48c6 RE |
620 | { |
621 | return(add_client_CA(&(ssl->client_CA),x)); | |
622 | } | |
623 | ||
eb90a483 | 624 | int SSL_CTX_add_client_CA(SSL_CTX *ctx,X509 *x) |
d02b48c6 RE |
625 | { |
626 | return(add_client_CA(&(ctx->client_CA),x)); | |
627 | } | |
628 | ||
ccd86b68 | 629 | static int xname_cmp(const X509_NAME * const *a, const X509_NAME * const *b) |
d02b48c6 RE |
630 | { |
631 | return(X509_NAME_cmp(*a,*b)); | |
632 | } | |
633 | ||
bc36ee62 | 634 | #ifndef OPENSSL_NO_STDIO |
eb90a483 BL |
635 | /*! |
636 | * Load CA certs from a file into a ::STACK. Note that it is somewhat misnamed; | |
637 | * it doesn't really have anything to do with clients (except that a common use | |
638 | * for a stack of CAs is to send it to the client). Actually, it doesn't have | |
639 | * much to do with CAs, either, since it will load any old cert. | |
640 | * \param file the file containing one or more certs. | |
641 | * \return a ::STACK containing the certs. | |
642 | */ | |
f73e07cf | 643 | STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file) |
d02b48c6 RE |
644 | { |
645 | BIO *in; | |
646 | X509 *x=NULL; | |
647 | X509_NAME *xn=NULL; | |
f73e07cf | 648 | STACK_OF(X509_NAME) *ret,*sk; |
d02b48c6 | 649 | |
62324627 | 650 | ret=sk_X509_NAME_new_null(); |
bb7cd4e3 | 651 | sk=sk_X509_NAME_new(xname_cmp); |
58964a49 RE |
652 | |
653 | in=BIO_new(BIO_s_file_internal()); | |
654 | ||
d02b48c6 RE |
655 | if ((ret == NULL) || (sk == NULL) || (in == NULL)) |
656 | { | |
657 | SSLerr(SSL_F_SSL_LOAD_CLIENT_CA_FILE,ERR_R_MALLOC_FAILURE); | |
658 | goto err; | |
659 | } | |
660 | ||
661 | if (!BIO_read_filename(in,file)) | |
662 | goto err; | |
663 | ||
664 | for (;;) | |
665 | { | |
74678cc2 | 666 | if (PEM_read_bio_X509(in,&x,NULL,NULL) == NULL) |
d02b48c6 RE |
667 | break; |
668 | if ((xn=X509_get_subject_name(x)) == NULL) goto err; | |
669 | /* check for duplicates */ | |
670 | xn=X509_NAME_dup(xn); | |
671 | if (xn == NULL) goto err; | |
f73e07cf | 672 | if (sk_X509_NAME_find(sk,xn) >= 0) |
d02b48c6 RE |
673 | X509_NAME_free(xn); |
674 | else | |
675 | { | |
f73e07cf BL |
676 | sk_X509_NAME_push(sk,xn); |
677 | sk_X509_NAME_push(ret,xn); | |
d02b48c6 RE |
678 | } |
679 | } | |
680 | ||
681 | if (0) | |
682 | { | |
683 | err: | |
f73e07cf | 684 | if (ret != NULL) sk_X509_NAME_pop_free(ret,X509_NAME_free); |
d02b48c6 RE |
685 | ret=NULL; |
686 | } | |
f73e07cf | 687 | if (sk != NULL) sk_X509_NAME_free(sk); |
d02b48c6 RE |
688 | if (in != NULL) BIO_free(in); |
689 | if (x != NULL) X509_free(x); | |
690 | return(ret); | |
691 | } | |
58964a49 | 692 | #endif |
d02b48c6 | 693 | |
eb90a483 BL |
694 | /*! |
695 | * Add a file of certs to a stack. | |
696 | * \param stack the stack to add to. | |
697 | * \param file the file to add from. All certs in this file that are not | |
698 | * already in the stack will be added. | |
699 | * \return 1 for success, 0 for failure. Note that in the case of failure some | |
700 | * certs may have been added to \c stack. | |
701 | */ | |
702 | ||
661b361b BL |
703 | int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, |
704 | const char *file) | |
eb90a483 | 705 | { |
2ea09100 BM |
706 | BIO *in; |
707 | X509 *x=NULL; | |
708 | X509_NAME *xn=NULL; | |
709 | int ret=1; | |
ccd86b68 | 710 | int (*oldcmp)(const X509_NAME * const *a, const X509_NAME * const *b); |
eb90a483 | 711 | |
2ea09100 BM |
712 | oldcmp=sk_X509_NAME_set_cmp_func(stack,xname_cmp); |
713 | ||
714 | in=BIO_new(BIO_s_file_internal()); | |
715 | ||
716 | if (in == NULL) | |
717 | { | |
718 | SSLerr(SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK,ERR_R_MALLOC_FAILURE); | |
719 | goto err; | |
720 | } | |
721 | ||
722 | if (!BIO_read_filename(in,file)) | |
723 | goto err; | |
724 | ||
725 | for (;;) | |
726 | { | |
727 | if (PEM_read_bio_X509(in,&x,NULL,NULL) == NULL) | |
728 | break; | |
729 | if ((xn=X509_get_subject_name(x)) == NULL) goto err; | |
730 | xn=X509_NAME_dup(xn); | |
731 | if (xn == NULL) goto err; | |
732 | if (sk_X509_NAME_find(stack,xn) >= 0) | |
733 | X509_NAME_free(xn); | |
734 | else | |
735 | sk_X509_NAME_push(stack,xn); | |
736 | } | |
eb90a483 | 737 | |
2ea09100 BM |
738 | if (0) |
739 | { | |
eb90a483 | 740 | err: |
2ea09100 BM |
741 | ret=0; |
742 | } | |
743 | if(in != NULL) | |
744 | BIO_free(in); | |
745 | if(x != NULL) | |
746 | X509_free(x); | |
747 | ||
748 | sk_X509_NAME_set_cmp_func(stack,oldcmp); | |
eb90a483 | 749 | |
2ea09100 BM |
750 | return ret; |
751 | } | |
eb90a483 BL |
752 | |
753 | /*! | |
754 | * Add a directory of certs to a stack. | |
755 | * \param stack the stack to append to. | |
756 | * \param dir the directory to append from. All files in this directory will be | |
757 | * examined as potential certs. Any that are acceptable to | |
72e442a3 | 758 | * SSL_add_dir_cert_subjects_to_stack() that are not already in the stack will be |
eb90a483 BL |
759 | * included. |
760 | * \return 1 for success, 0 for failure. Note that in the case of failure some | |
761 | * certs may have been added to \c stack. | |
762 | */ | |
763 | ||
bc36ee62 RL |
764 | #ifndef OPENSSL_SYS_WIN32 |
765 | #ifndef OPENSSL_SYS_VMS /* XXXX This may be fixed in the future */ | |
a3faebd1 | 766 | #ifndef OPENSSL_SYS_MACINTOSH_CLASSIC /* XXXXX: Better scheme needed! */ |
06c68491 | 767 | |
661b361b BL |
768 | int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, |
769 | const char *dir) | |
eb90a483 | 770 | { |
2ea09100 BM |
771 | DIR *d; |
772 | struct dirent *dstruct; | |
773 | int ret = 0; | |
eb90a483 | 774 | |
2ea09100 BM |
775 | CRYPTO_w_lock(CRYPTO_LOCK_READDIR); |
776 | d = opendir(dir); | |
eb90a483 | 777 | |
2ea09100 BM |
778 | /* Note that a side effect is that the CAs will be sorted by name */ |
779 | if(!d) | |
780 | { | |
781 | SYSerr(SYS_F_OPENDIR, get_last_sys_error()); | |
782 | ERR_add_error_data(3, "opendir('", dir, "')"); | |
783 | SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK, ERR_R_SYS_LIB); | |
784 | goto err; | |
785 | } | |
eb90a483 | 786 | |
2ea09100 BM |
787 | while((dstruct=readdir(d))) |
788 | { | |
789 | char buf[1024]; | |
790 | int r; | |
791 | ||
792 | if(strlen(dir)+strlen(dstruct->d_name)+2 > sizeof buf) | |
793 | { | |
794 | SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,SSL_R_PATH_TOO_LONG); | |
795 | goto err; | |
796 | } | |
797 | ||
798 | r = BIO_snprintf(buf,sizeof buf,"%s/%s",dir,dstruct->d_name); | |
27545970 | 799 | if (r <= 0 || r >= (int)sizeof(buf)) |
2ea09100 BM |
800 | goto err; |
801 | if(!SSL_add_file_cert_subjects_to_stack(stack,buf)) | |
802 | goto err; | |
803 | } | |
804 | ret = 1; | |
eb90a483 | 805 | |
2a82c7cf | 806 | err: |
6176df94 | 807 | if (d) closedir(d); |
2ea09100 BM |
808 | CRYPTO_w_unlock(CRYPTO_LOCK_READDIR); |
809 | return ret; | |
810 | } | |
06c68491 DSH |
811 | |
812 | #endif | |
7d7d2cbc | 813 | #endif |
285046ec | 814 | |
0e9035ac | 815 | #else /* OPENSSL_SYS_WIN32 */ |
285046ec RL |
816 | |
817 | int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, | |
818 | const char *dir) | |
819 | { | |
820 | WIN32_FIND_DATA FindFileData; | |
821 | HANDLE hFind; | |
822 | int ret = 0; | |
0bf23d9b RL |
823 | #ifdef OPENSSL_SYS_WINCE |
824 | WCHAR* wdir = NULL; | |
825 | #endif | |
285046ec RL |
826 | |
827 | CRYPTO_w_lock(CRYPTO_LOCK_READDIR); | |
828 | ||
0bf23d9b RL |
829 | #ifdef OPENSSL_SYS_WINCE |
830 | /* convert strings to UNICODE */ | |
831 | { | |
832 | BOOL result = FALSE; | |
833 | int i; | |
834 | wdir = malloc((strlen(dir)+1)*2); | |
835 | if (wdir == NULL) | |
836 | goto err_noclose; | |
837 | for (i=0; i<(int)strlen(dir)+1; i++) | |
838 | wdir[i] = (short)dir[i]; | |
839 | } | |
840 | #endif | |
841 | ||
842 | #ifdef OPENSSL_SYS_WINCE | |
843 | hFind = FindFirstFile(wdir, &FindFileData); | |
844 | #else | |
285046ec | 845 | hFind = FindFirstFile(dir, &FindFileData); |
0bf23d9b | 846 | #endif |
285046ec RL |
847 | /* Note that a side effect is that the CAs will be sorted by name */ |
848 | if(hFind == INVALID_HANDLE_VALUE) | |
849 | { | |
850 | SYSerr(SYS_F_OPENDIR, get_last_sys_error()); | |
851 | ERR_add_error_data(3, "opendir('", dir, "')"); | |
852 | SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK, ERR_R_SYS_LIB); | |
6176df94 | 853 | goto err_noclose; |
285046ec RL |
854 | } |
855 | ||
856 | do | |
857 | { | |
858 | char buf[1024]; | |
859 | int r; | |
860 | ||
0bf23d9b RL |
861 | #ifdef OPENSSL_SYS_WINCE |
862 | if(strlen(dir)+_tcslen(FindFileData.cFileName)+2 > sizeof buf) | |
863 | #else | |
285046ec | 864 | if(strlen(dir)+strlen(FindFileData.cFileName)+2 > sizeof buf) |
0bf23d9b | 865 | #endif |
285046ec RL |
866 | { |
867 | SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,SSL_R_PATH_TOO_LONG); | |
868 | goto err; | |
869 | } | |
870 | ||
871 | r = BIO_snprintf(buf,sizeof buf,"%s/%s",dir,FindFileData.cFileName); | |
872 | if (r <= 0 || r >= sizeof buf) | |
873 | goto err; | |
874 | if(!SSL_add_file_cert_subjects_to_stack(stack,buf)) | |
875 | goto err; | |
876 | } | |
877 | while (FindNextFile(hFind, &FindFileData) != FALSE); | |
285046ec RL |
878 | ret = 1; |
879 | ||
6176df94 RL |
880 | err: |
881 | FindClose(hFind); | |
d4294c89 | 882 | err_noclose: |
0bf23d9b RL |
883 | #ifdef OPENSSL_SYS_WINCE |
884 | if (wdir != NULL) | |
885 | free(wdir); | |
886 | #endif | |
285046ec RL |
887 | CRYPTO_w_unlock(CRYPTO_LOCK_READDIR); |
888 | return ret; | |
889 | } | |
890 | ||
17f389bb | 891 | #endif |