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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> |
d02b48c6 RE |
136 | #include "ssl_locl.h" |
137 | ||
6b691a5c | 138 | int SSL_get_ex_data_X509_STORE_CTX_idx(void) |
dfeab068 | 139 | { |
3ac82faa | 140 | static volatile int ssl_x509_store_ctx_idx= -1; |
dfeab068 RE |
141 | |
142 | if (ssl_x509_store_ctx_idx < 0) | |
143 | { | |
3ac82faa BM |
144 | /* any write lock will do; usually this branch |
145 | * will only be taken once anyway */ | |
146 | CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX); | |
147 | ||
148 | if (ssl_x509_store_ctx_idx < 0) | |
149 | { | |
150 | ssl_x509_store_ctx_idx=X509_STORE_CTX_get_ex_new_index( | |
151 | 0,"SSL for verify callback",NULL,NULL,NULL); | |
152 | } | |
153 | ||
154 | CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX); | |
dfeab068 | 155 | } |
3ac82faa | 156 | return ssl_x509_store_ctx_idx; |
dfeab068 RE |
157 | } |
158 | ||
6b691a5c | 159 | CERT *ssl_cert_new(void) |
d02b48c6 RE |
160 | { |
161 | CERT *ret; | |
162 | ||
26a3a48d | 163 | ret=(CERT *)OPENSSL_malloc(sizeof(CERT)); |
d02b48c6 RE |
164 | if (ret == NULL) |
165 | { | |
166 | SSLerr(SSL_F_SSL_CERT_NEW,ERR_R_MALLOC_FAILURE); | |
167 | return(NULL); | |
168 | } | |
169 | memset(ret,0,sizeof(CERT)); | |
d02b48c6 RE |
170 | |
171 | ret->key= &(ret->pkeys[SSL_PKEY_RSA_ENC]); | |
172 | ret->references=1; | |
173 | ||
174 | return(ret); | |
175 | } | |
176 | ||
ca8e5b9b BM |
177 | CERT *ssl_cert_dup(CERT *cert) |
178 | { | |
179 | CERT *ret; | |
180 | int i; | |
181 | ||
26a3a48d | 182 | ret = (CERT *)OPENSSL_malloc(sizeof(CERT)); |
ca8e5b9b BM |
183 | if (ret == NULL) |
184 | { | |
185 | SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_MALLOC_FAILURE); | |
186 | return(NULL); | |
187 | } | |
188 | ||
189 | memset(ret, 0, sizeof(CERT)); | |
190 | ||
ca8e5b9b BM |
191 | ret->key = &ret->pkeys[cert->key - &cert->pkeys[0]]; |
192 | /* or ret->key = ret->pkeys + (cert->key - cert->pkeys), | |
193 | * if you find that more readable */ | |
194 | ||
195 | ret->valid = cert->valid; | |
196 | ret->mask = cert->mask; | |
197 | ret->export_mask = cert->export_mask; | |
198 | ||
bc36ee62 | 199 | #ifndef OPENSSL_NO_RSA |
ca8e5b9b BM |
200 | if (cert->rsa_tmp != NULL) |
201 | { | |
6ac4e8bd | 202 | RSA_up_ref(cert->rsa_tmp); |
ca8e5b9b | 203 | ret->rsa_tmp = cert->rsa_tmp; |
ca8e5b9b BM |
204 | } |
205 | ret->rsa_tmp_cb = cert->rsa_tmp_cb; | |
206 | #endif | |
207 | ||
bc36ee62 | 208 | #ifndef OPENSSL_NO_DH |
ca8e5b9b BM |
209 | if (cert->dh_tmp != NULL) |
210 | { | |
e11f0de6 | 211 | /* DH parameters don't have a reference count */ |
ca8e5b9b BM |
212 | ret->dh_tmp = DHparams_dup(cert->dh_tmp); |
213 | if (ret->dh_tmp == NULL) | |
214 | { | |
448e2f9b | 215 | SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_DH_LIB); |
ca8e5b9b BM |
216 | goto err; |
217 | } | |
e11f0de6 BM |
218 | if (cert->dh_tmp->priv_key) |
219 | { | |
220 | BIGNUM *b = BN_dup(cert->dh_tmp->priv_key); | |
221 | if (!b) | |
222 | { | |
448e2f9b | 223 | SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_BN_LIB); |
e11f0de6 BM |
224 | goto err; |
225 | } | |
226 | ret->dh_tmp->priv_key = b; | |
227 | } | |
228 | if (cert->dh_tmp->pub_key) | |
229 | { | |
230 | BIGNUM *b = BN_dup(cert->dh_tmp->pub_key); | |
231 | if (!b) | |
232 | { | |
448e2f9b | 233 | SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_BN_LIB); |
e11f0de6 BM |
234 | goto err; |
235 | } | |
236 | ret->dh_tmp->pub_key = b; | |
237 | } | |
ca8e5b9b BM |
238 | } |
239 | ret->dh_tmp_cb = cert->dh_tmp_cb; | |
240 | #endif | |
241 | ||
ea262260 BM |
242 | #ifndef OPENSSL_NO_ECDH |
243 | if (cert->ecdh_tmp) | |
244 | { | |
245 | EC_KEY_up_ref(cert->ecdh_tmp); | |
246 | ret->ecdh_tmp = cert->ecdh_tmp; | |
247 | } | |
248 | ret->ecdh_tmp_cb = cert->ecdh_tmp_cb; | |
249 | #endif | |
250 | ||
ca8e5b9b BM |
251 | for (i = 0; i < SSL_PKEY_NUM; i++) |
252 | { | |
253 | if (cert->pkeys[i].x509 != NULL) | |
254 | { | |
255 | ret->pkeys[i].x509 = cert->pkeys[i].x509; | |
256 | CRYPTO_add(&ret->pkeys[i].x509->references, 1, | |
257 | CRYPTO_LOCK_X509); | |
258 | } | |
259 | ||
260 | if (cert->pkeys[i].privatekey != NULL) | |
261 | { | |
262 | ret->pkeys[i].privatekey = cert->pkeys[i].privatekey; | |
263 | CRYPTO_add(&ret->pkeys[i].privatekey->references, 1, | |
264 | CRYPTO_LOCK_EVP_PKEY); | |
265 | ||
266 | switch(i) | |
267 | { | |
268 | /* If there was anything special to do for | |
269 | * certain types of keys, we'd do it here. | |
270 | * (Nothing at the moment, I think.) */ | |
271 | ||
272 | case SSL_PKEY_RSA_ENC: | |
273 | case SSL_PKEY_RSA_SIGN: | |
274 | /* We have an RSA key. */ | |
275 | break; | |
276 | ||
277 | case SSL_PKEY_DSA_SIGN: | |
278 | /* We have a DSA key. */ | |
279 | break; | |
280 | ||
281 | case SSL_PKEY_DH_RSA: | |
282 | case SSL_PKEY_DH_DSA: | |
283 | /* We have a DH key. */ | |
284 | break; | |
ea262260 BM |
285 | |
286 | case SSL_PKEY_ECC: | |
287 | /* We have an ECC key */ | |
288 | break; | |
289 | ||
ca8e5b9b BM |
290 | default: |
291 | /* Can't happen. */ | |
292 | SSLerr(SSL_F_SSL_CERT_DUP, SSL_R_LIBRARY_BUG); | |
293 | } | |
294 | } | |
295 | } | |
296 | ||
ca8e5b9b BM |
297 | /* ret->extra_certs *should* exist, but currently the own certificate |
298 | * chain is held inside SSL_CTX */ | |
299 | ||
300 | ret->references=1; | |
301 | ||
302 | return(ret); | |
303 | ||
bc36ee62 | 304 | #ifndef OPENSSL_NO_DH /* avoid 'unreferenced label' warning if OPENSSL_NO_DH is defined */ |
ca8e5b9b | 305 | err: |
3c758be8 | 306 | #endif |
bc36ee62 | 307 | #ifndef OPENSSL_NO_RSA |
ca8e5b9b BM |
308 | if (ret->rsa_tmp != NULL) |
309 | RSA_free(ret->rsa_tmp); | |
310 | #endif | |
bc36ee62 | 311 | #ifndef OPENSSL_NO_DH |
ca8e5b9b BM |
312 | if (ret->dh_tmp != NULL) |
313 | DH_free(ret->dh_tmp); | |
314 | #endif | |
ea262260 BM |
315 | #ifndef OPENSSL_NO_ECDH |
316 | if (ret->ecdh_tmp != NULL) | |
317 | EC_KEY_free(ret->ecdh_tmp); | |
318 | #endif | |
ca8e5b9b BM |
319 | |
320 | for (i = 0; i < SSL_PKEY_NUM; i++) | |
321 | { | |
322 | if (ret->pkeys[i].x509 != NULL) | |
323 | X509_free(ret->pkeys[i].x509); | |
324 | if (ret->pkeys[i].privatekey != NULL) | |
325 | EVP_PKEY_free(ret->pkeys[i].privatekey); | |
326 | } | |
327 | ||
328 | return NULL; | |
329 | } | |
330 | ||
331 | ||
eb90a483 | 332 | void ssl_cert_free(CERT *c) |
d02b48c6 RE |
333 | { |
334 | int i; | |
335 | ||
e03ddfae BL |
336 | if(c == NULL) |
337 | return; | |
338 | ||
d02b48c6 | 339 | i=CRYPTO_add(&c->references,-1,CRYPTO_LOCK_SSL_CERT); |
58964a49 RE |
340 | #ifdef REF_PRINT |
341 | REF_PRINT("CERT",c); | |
342 | #endif | |
d02b48c6 RE |
343 | if (i > 0) return; |
344 | #ifdef REF_CHECK | |
345 | if (i < 0) | |
346 | { | |
347 | fprintf(stderr,"ssl_cert_free, bad reference count\n"); | |
348 | abort(); /* ok */ | |
349 | } | |
350 | #endif | |
351 | ||
bc36ee62 | 352 | #ifndef OPENSSL_NO_RSA |
d02b48c6 RE |
353 | if (c->rsa_tmp) RSA_free(c->rsa_tmp); |
354 | #endif | |
bc36ee62 | 355 | #ifndef OPENSSL_NO_DH |
d02b48c6 RE |
356 | if (c->dh_tmp) DH_free(c->dh_tmp); |
357 | #endif | |
ea262260 BM |
358 | #ifndef OPENSSL_NO_ECDH |
359 | if (c->ecdh_tmp) EC_KEY_free(c->ecdh_tmp); | |
360 | #endif | |
d02b48c6 RE |
361 | |
362 | for (i=0; i<SSL_PKEY_NUM; i++) | |
363 | { | |
364 | if (c->pkeys[i].x509 != NULL) | |
365 | X509_free(c->pkeys[i].x509); | |
366 | if (c->pkeys[i].privatekey != NULL) | |
367 | EVP_PKEY_free(c->pkeys[i].privatekey); | |
368 | #if 0 | |
369 | if (c->pkeys[i].publickey != NULL) | |
370 | EVP_PKEY_free(c->pkeys[i].publickey); | |
371 | #endif | |
372 | } | |
26a3a48d | 373 | OPENSSL_free(c); |
d02b48c6 RE |
374 | } |
375 | ||
ca8e5b9b BM |
376 | int ssl_cert_inst(CERT **o) |
377 | { | |
378 | /* Create a CERT if there isn't already one | |
379 | * (which cannot really happen, as it is initially created in | |
380 | * SSL_CTX_new; but the earlier code usually allows for that one | |
381 | * being non-existant, so we follow that behaviour, as it might | |
1c3e0a19 BM |
382 | * turn out that there actually is a reason for it -- but I'm |
383 | * not sure that *all* of the existing code could cope with | |
384 | * s->cert being NULL, otherwise we could do without the | |
385 | * initialization in SSL_CTX_new). | |
386 | */ | |
387 | ||
ca8e5b9b BM |
388 | if (o == NULL) |
389 | { | |
390 | SSLerr(SSL_F_SSL_CERT_INST, ERR_R_PASSED_NULL_PARAMETER); | |
391 | return(0); | |
392 | } | |
393 | if (*o == NULL) | |
394 | { | |
395 | if ((*o = ssl_cert_new()) == NULL) | |
396 | { | |
397 | SSLerr(SSL_F_SSL_CERT_INST, ERR_R_MALLOC_FAILURE); | |
398 | return(0); | |
399 | } | |
400 | } | |
401 | return(1); | |
402 | } | |
403 | ||
b56bce4f BM |
404 | |
405 | SESS_CERT *ssl_sess_cert_new(void) | |
15d21c2d | 406 | { |
b56bce4f BM |
407 | SESS_CERT *ret; |
408 | ||
26a3a48d | 409 | ret = OPENSSL_malloc(sizeof *ret); |
b56bce4f | 410 | if (ret == NULL) |
15d21c2d | 411 | { |
b56bce4f BM |
412 | SSLerr(SSL_F_SSL_SESS_CERT_NEW, ERR_R_MALLOC_FAILURE); |
413 | return NULL; | |
15d21c2d | 414 | } |
b56bce4f BM |
415 | |
416 | memset(ret, 0 ,sizeof *ret); | |
417 | ret->peer_key = &(ret->peer_pkeys[SSL_PKEY_RSA_ENC]); | |
418 | ret->references = 1; | |
419 | ||
420 | return ret; | |
421 | } | |
422 | ||
423 | void ssl_sess_cert_free(SESS_CERT *sc) | |
424 | { | |
425 | int i; | |
426 | ||
427 | if (sc == NULL) | |
428 | return; | |
429 | ||
430 | i = CRYPTO_add(&sc->references, -1, CRYPTO_LOCK_SSL_SESS_CERT); | |
431 | #ifdef REF_PRINT | |
432 | REF_PRINT("SESS_CERT", sc); | |
433 | #endif | |
434 | if (i > 0) | |
435 | return; | |
436 | #ifdef REF_CHECK | |
437 | if (i < 0) | |
15d21c2d | 438 | { |
b56bce4f BM |
439 | fprintf(stderr,"ssl_sess_cert_free, bad reference count\n"); |
440 | abort(); /* ok */ | |
15d21c2d | 441 | } |
ca8e5b9b | 442 | #endif |
15d21c2d | 443 | |
b56bce4f BM |
444 | /* i == 0 */ |
445 | if (sc->cert_chain != NULL) | |
446 | sk_X509_pop_free(sc->cert_chain, X509_free); | |
447 | for (i = 0; i < SSL_PKEY_NUM; i++) | |
448 | { | |
449 | if (sc->peer_pkeys[i].x509 != NULL) | |
450 | X509_free(sc->peer_pkeys[i].x509); | |
451 | #if 0 /* We don't have the peer's private key. These lines are just | |
452 | * here as a reminder that we're still using a not-quite-appropriate | |
453 | * data structure. */ | |
454 | if (sc->peer_pkeys[i].privatekey != NULL) | |
455 | EVP_PKEY_free(sc->peer_pkeys[i].privatekey); | |
456 | #endif | |
457 | } | |
458 | ||
bc36ee62 | 459 | #ifndef OPENSSL_NO_RSA |
b56bce4f BM |
460 | if (sc->peer_rsa_tmp != NULL) |
461 | RSA_free(sc->peer_rsa_tmp); | |
462 | #endif | |
bc36ee62 | 463 | #ifndef OPENSSL_NO_DH |
b56bce4f BM |
464 | if (sc->peer_dh_tmp != NULL) |
465 | DH_free(sc->peer_dh_tmp); | |
466 | #endif | |
ea262260 BM |
467 | #ifndef OPENSSL_NO_ECDH |
468 | if (sc->peer_ecdh_tmp != NULL) | |
469 | EC_KEY_free(sc->peer_ecdh_tmp); | |
470 | #endif | |
b56bce4f | 471 | |
26a3a48d | 472 | OPENSSL_free(sc); |
b56bce4f BM |
473 | } |
474 | ||
475 | int ssl_set_peer_cert_type(SESS_CERT *sc,int type) | |
d02b48c6 | 476 | { |
b56bce4f | 477 | sc->peer_cert_type = type; |
d02b48c6 RE |
478 | return(1); |
479 | } | |
480 | ||
f73e07cf | 481 | int ssl_verify_cert_chain(SSL *s,STACK_OF(X509) *sk) |
d02b48c6 RE |
482 | { |
483 | X509 *x; | |
484 | int i; | |
485 | X509_STORE_CTX ctx; | |
486 | ||
f73e07cf | 487 | if ((sk == NULL) || (sk_X509_num(sk) == 0)) |
d02b48c6 RE |
488 | return(0); |
489 | ||
f73e07cf | 490 | x=sk_X509_value(sk,0); |
79aa04ef GT |
491 | if(!X509_STORE_CTX_init(&ctx,s->ctx->cert_store,x,sk)) |
492 | { | |
493 | SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN,ERR_R_X509_LIB); | |
494 | return(0); | |
495 | } | |
7f89714e BM |
496 | if (SSL_get_verify_depth(s) >= 0) |
497 | X509_STORE_CTX_set_depth(&ctx, SSL_get_verify_depth(s)); | |
dd9d233e | 498 | X509_STORE_CTX_set_ex_data(&ctx,SSL_get_ex_data_X509_STORE_CTX_idx(),s); |
3ac82faa | 499 | |
bb7cd4e3 DSH |
500 | /* We need to set the verify purpose. The purpose can be determined by |
501 | * the context: if its a server it will verify SSL client certificates | |
502 | * or vice versa. | |
3ac82faa BM |
503 | */ |
504 | if (s->server) | |
505 | i = X509_PURPOSE_SSL_CLIENT; | |
506 | else | |
507 | i = X509_PURPOSE_SSL_SERVER; | |
bb7cd4e3 DSH |
508 | |
509 | X509_STORE_CTX_purpose_inherit(&ctx, i, s->purpose, s->trust); | |
d02b48c6 | 510 | |
e32c852e | 511 | if (s->verify_callback) |
be2e2c32 | 512 | X509_STORE_CTX_set_verify_cb(&ctx, s->verify_callback); |
1f0c9ad7 | 513 | |
d02b48c6 | 514 | if (s->ctx->app_verify_callback != NULL) |
023ec151 BM |
515 | #if 1 /* new with OpenSSL 0.9.7 */ |
516 | i=s->ctx->app_verify_callback(&ctx, s->ctx->app_verify_arg); | |
517 | #else | |
204cf1ab | 518 | i=s->ctx->app_verify_callback(&ctx); /* should pass app_verify_arg */ |
023ec151 | 519 | #endif |
d02b48c6 | 520 | else |
dfeab068 | 521 | { |
bc36ee62 | 522 | #ifndef OPENSSL_NO_X509_VERIFY |
d02b48c6 | 523 | i=X509_verify_cert(&ctx); |
dfeab068 RE |
524 | #else |
525 | i=0; | |
526 | ctx.error=X509_V_ERR_APPLICATION_VERIFICATION; | |
527 | SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN,SSL_R_NO_VERIFY_CALLBACK); | |
528 | #endif | |
529 | } | |
d02b48c6 | 530 | |
d02b48c6 | 531 | s->verify_result=ctx.error; |
dfeab068 | 532 | X509_STORE_CTX_cleanup(&ctx); |
d02b48c6 RE |
533 | |
534 | return(i); | |
535 | } | |
536 | ||
3822740c | 537 | static void set_client_CA_list(STACK_OF(X509_NAME) **ca_list,STACK_OF(X509_NAME) *name_list) |
d02b48c6 RE |
538 | { |
539 | if (*ca_list != NULL) | |
f73e07cf | 540 | sk_X509_NAME_pop_free(*ca_list,X509_NAME_free); |
d02b48c6 | 541 | |
3822740c | 542 | *ca_list=name_list; |
d02b48c6 RE |
543 | } |
544 | ||
838d25a1 | 545 | STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk) |
d02b48c6 RE |
546 | { |
547 | int i; | |
838d25a1 | 548 | STACK_OF(X509_NAME) *ret; |
d02b48c6 RE |
549 | X509_NAME *name; |
550 | ||
838d25a1 BL |
551 | ret=sk_X509_NAME_new_null(); |
552 | for (i=0; i<sk_X509_NAME_num(sk); i++) | |
d02b48c6 | 553 | { |
838d25a1 BL |
554 | name=X509_NAME_dup(sk_X509_NAME_value(sk,i)); |
555 | if ((name == NULL) || !sk_X509_NAME_push(ret,name)) | |
d02b48c6 | 556 | { |
838d25a1 | 557 | sk_X509_NAME_pop_free(ret,X509_NAME_free); |
d02b48c6 RE |
558 | return(NULL); |
559 | } | |
560 | } | |
561 | return(ret); | |
562 | } | |
563 | ||
3822740c | 564 | void SSL_set_client_CA_list(SSL *s,STACK_OF(X509_NAME) *name_list) |
d02b48c6 | 565 | { |
3822740c | 566 | set_client_CA_list(&(s->client_CA),name_list); |
d02b48c6 RE |
567 | } |
568 | ||
3822740c | 569 | void SSL_CTX_set_client_CA_list(SSL_CTX *ctx,STACK_OF(X509_NAME) *name_list) |
d02b48c6 | 570 | { |
3822740c | 571 | set_client_CA_list(&(ctx->client_CA),name_list); |
d02b48c6 RE |
572 | } |
573 | ||
f73e07cf | 574 | STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(SSL_CTX *ctx) |
d02b48c6 RE |
575 | { |
576 | return(ctx->client_CA); | |
577 | } | |
578 | ||
f73e07cf | 579 | STACK_OF(X509_NAME) *SSL_get_client_CA_list(SSL *s) |
d02b48c6 RE |
580 | { |
581 | if (s->type == SSL_ST_CONNECT) | |
582 | { /* we are in the client */ | |
58964a49 RE |
583 | if (((s->version>>8) == SSL3_VERSION_MAJOR) && |
584 | (s->s3 != NULL)) | |
d02b48c6 RE |
585 | return(s->s3->tmp.ca_names); |
586 | else | |
587 | return(NULL); | |
588 | } | |
589 | else | |
590 | { | |
591 | if (s->client_CA != NULL) | |
592 | return(s->client_CA); | |
593 | else | |
594 | return(s->ctx->client_CA); | |
595 | } | |
596 | } | |
597 | ||
f73e07cf | 598 | static int add_client_CA(STACK_OF(X509_NAME) **sk,X509 *x) |
d02b48c6 RE |
599 | { |
600 | X509_NAME *name; | |
601 | ||
602 | if (x == NULL) return(0); | |
f73e07cf | 603 | if ((*sk == NULL) && ((*sk=sk_X509_NAME_new_null()) == NULL)) |
d02b48c6 RE |
604 | return(0); |
605 | ||
606 | if ((name=X509_NAME_dup(X509_get_subject_name(x))) == NULL) | |
607 | return(0); | |
608 | ||
f73e07cf | 609 | if (!sk_X509_NAME_push(*sk,name)) |
d02b48c6 RE |
610 | { |
611 | X509_NAME_free(name); | |
612 | return(0); | |
613 | } | |
614 | return(1); | |
615 | } | |
616 | ||
eb90a483 | 617 | int SSL_add_client_CA(SSL *ssl,X509 *x) |
d02b48c6 RE |
618 | { |
619 | return(add_client_CA(&(ssl->client_CA),x)); | |
620 | } | |
621 | ||
eb90a483 | 622 | int SSL_CTX_add_client_CA(SSL_CTX *ctx,X509 *x) |
d02b48c6 RE |
623 | { |
624 | return(add_client_CA(&(ctx->client_CA),x)); | |
625 | } | |
626 | ||
ccd86b68 | 627 | static int xname_cmp(const X509_NAME * const *a, const X509_NAME * const *b) |
d02b48c6 RE |
628 | { |
629 | return(X509_NAME_cmp(*a,*b)); | |
630 | } | |
631 | ||
bc36ee62 | 632 | #ifndef OPENSSL_NO_STDIO |
eb90a483 BL |
633 | /*! |
634 | * Load CA certs from a file into a ::STACK. Note that it is somewhat misnamed; | |
635 | * it doesn't really have anything to do with clients (except that a common use | |
636 | * for a stack of CAs is to send it to the client). Actually, it doesn't have | |
637 | * much to do with CAs, either, since it will load any old cert. | |
638 | * \param file the file containing one or more certs. | |
639 | * \return a ::STACK containing the certs. | |
640 | */ | |
f73e07cf | 641 | STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file) |
d02b48c6 RE |
642 | { |
643 | BIO *in; | |
644 | X509 *x=NULL; | |
645 | X509_NAME *xn=NULL; | |
f73e07cf | 646 | STACK_OF(X509_NAME) *ret,*sk; |
d02b48c6 | 647 | |
62324627 | 648 | ret=sk_X509_NAME_new_null(); |
bb7cd4e3 | 649 | sk=sk_X509_NAME_new(xname_cmp); |
58964a49 RE |
650 | |
651 | in=BIO_new(BIO_s_file_internal()); | |
652 | ||
d02b48c6 RE |
653 | if ((ret == NULL) || (sk == NULL) || (in == NULL)) |
654 | { | |
655 | SSLerr(SSL_F_SSL_LOAD_CLIENT_CA_FILE,ERR_R_MALLOC_FAILURE); | |
656 | goto err; | |
657 | } | |
658 | ||
659 | if (!BIO_read_filename(in,file)) | |
660 | goto err; | |
661 | ||
662 | for (;;) | |
663 | { | |
74678cc2 | 664 | if (PEM_read_bio_X509(in,&x,NULL,NULL) == NULL) |
d02b48c6 RE |
665 | break; |
666 | if ((xn=X509_get_subject_name(x)) == NULL) goto err; | |
667 | /* check for duplicates */ | |
668 | xn=X509_NAME_dup(xn); | |
669 | if (xn == NULL) goto err; | |
f73e07cf | 670 | if (sk_X509_NAME_find(sk,xn) >= 0) |
d02b48c6 RE |
671 | X509_NAME_free(xn); |
672 | else | |
673 | { | |
f73e07cf BL |
674 | sk_X509_NAME_push(sk,xn); |
675 | sk_X509_NAME_push(ret,xn); | |
d02b48c6 RE |
676 | } |
677 | } | |
678 | ||
679 | if (0) | |
680 | { | |
681 | err: | |
f73e07cf | 682 | if (ret != NULL) sk_X509_NAME_pop_free(ret,X509_NAME_free); |
d02b48c6 RE |
683 | ret=NULL; |
684 | } | |
f73e07cf | 685 | if (sk != NULL) sk_X509_NAME_free(sk); |
d02b48c6 RE |
686 | if (in != NULL) BIO_free(in); |
687 | if (x != NULL) X509_free(x); | |
688 | return(ret); | |
689 | } | |
58964a49 | 690 | #endif |
d02b48c6 | 691 | |
eb90a483 BL |
692 | /*! |
693 | * Add a file of certs to a stack. | |
694 | * \param stack the stack to add to. | |
695 | * \param file the file to add from. All certs in this file that are not | |
696 | * already in the stack will be added. | |
697 | * \return 1 for success, 0 for failure. Note that in the case of failure some | |
698 | * certs may have been added to \c stack. | |
699 | */ | |
700 | ||
661b361b BL |
701 | int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, |
702 | const char *file) | |
eb90a483 | 703 | { |
2ea09100 BM |
704 | BIO *in; |
705 | X509 *x=NULL; | |
706 | X509_NAME *xn=NULL; | |
707 | int ret=1; | |
ccd86b68 | 708 | int (*oldcmp)(const X509_NAME * const *a, const X509_NAME * const *b); |
eb90a483 | 709 | |
2ea09100 BM |
710 | oldcmp=sk_X509_NAME_set_cmp_func(stack,xname_cmp); |
711 | ||
712 | in=BIO_new(BIO_s_file_internal()); | |
713 | ||
714 | if (in == NULL) | |
715 | { | |
716 | SSLerr(SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK,ERR_R_MALLOC_FAILURE); | |
717 | goto err; | |
718 | } | |
719 | ||
720 | if (!BIO_read_filename(in,file)) | |
721 | goto err; | |
722 | ||
723 | for (;;) | |
724 | { | |
725 | if (PEM_read_bio_X509(in,&x,NULL,NULL) == NULL) | |
726 | break; | |
727 | if ((xn=X509_get_subject_name(x)) == NULL) goto err; | |
728 | xn=X509_NAME_dup(xn); | |
729 | if (xn == NULL) goto err; | |
730 | if (sk_X509_NAME_find(stack,xn) >= 0) | |
731 | X509_NAME_free(xn); | |
732 | else | |
733 | sk_X509_NAME_push(stack,xn); | |
734 | } | |
eb90a483 | 735 | |
2ea09100 BM |
736 | if (0) |
737 | { | |
eb90a483 | 738 | err: |
2ea09100 BM |
739 | ret=0; |
740 | } | |
741 | if(in != NULL) | |
742 | BIO_free(in); | |
743 | if(x != NULL) | |
744 | X509_free(x); | |
745 | ||
746 | sk_X509_NAME_set_cmp_func(stack,oldcmp); | |
eb90a483 | 747 | |
2ea09100 BM |
748 | return ret; |
749 | } | |
eb90a483 BL |
750 | |
751 | /*! | |
752 | * Add a directory of certs to a stack. | |
753 | * \param stack the stack to append to. | |
754 | * \param dir the directory to append from. All files in this directory will be | |
755 | * examined as potential certs. Any that are acceptable to | |
72e442a3 | 756 | * SSL_add_dir_cert_subjects_to_stack() that are not already in the stack will be |
eb90a483 BL |
757 | * included. |
758 | * \return 1 for success, 0 for failure. Note that in the case of failure some | |
759 | * certs may have been added to \c stack. | |
760 | */ | |
761 | ||
bc36ee62 RL |
762 | #ifndef OPENSSL_SYS_WIN32 |
763 | #ifndef OPENSSL_SYS_VMS /* XXXX This may be fixed in the future */ | |
a3faebd1 | 764 | #ifndef OPENSSL_SYS_MACINTOSH_CLASSIC /* XXXXX: Better scheme needed! */ |
06c68491 | 765 | |
661b361b BL |
766 | int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, |
767 | const char *dir) | |
eb90a483 | 768 | { |
2ea09100 BM |
769 | DIR *d; |
770 | struct dirent *dstruct; | |
771 | int ret = 0; | |
eb90a483 | 772 | |
2ea09100 BM |
773 | CRYPTO_w_lock(CRYPTO_LOCK_READDIR); |
774 | d = opendir(dir); | |
eb90a483 | 775 | |
2ea09100 BM |
776 | /* Note that a side effect is that the CAs will be sorted by name */ |
777 | if(!d) | |
778 | { | |
779 | SYSerr(SYS_F_OPENDIR, get_last_sys_error()); | |
780 | ERR_add_error_data(3, "opendir('", dir, "')"); | |
781 | SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK, ERR_R_SYS_LIB); | |
782 | goto err; | |
783 | } | |
eb90a483 | 784 | |
2ea09100 BM |
785 | while((dstruct=readdir(d))) |
786 | { | |
787 | char buf[1024]; | |
788 | int r; | |
789 | ||
790 | if(strlen(dir)+strlen(dstruct->d_name)+2 > sizeof buf) | |
791 | { | |
792 | SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,SSL_R_PATH_TOO_LONG); | |
793 | goto err; | |
794 | } | |
795 | ||
796 | r = BIO_snprintf(buf,sizeof buf,"%s/%s",dir,dstruct->d_name); | |
27545970 | 797 | if (r <= 0 || r >= (int)sizeof(buf)) |
2ea09100 BM |
798 | goto err; |
799 | if(!SSL_add_file_cert_subjects_to_stack(stack,buf)) | |
800 | goto err; | |
801 | } | |
802 | ret = 1; | |
eb90a483 | 803 | |
2a82c7cf | 804 | err: |
6176df94 | 805 | if (d) closedir(d); |
2ea09100 BM |
806 | CRYPTO_w_unlock(CRYPTO_LOCK_READDIR); |
807 | return ret; | |
808 | } | |
06c68491 DSH |
809 | |
810 | #endif | |
7d7d2cbc | 811 | #endif |
285046ec | 812 | |
0e9035ac | 813 | #else /* OPENSSL_SYS_WIN32 */ |
285046ec RL |
814 | |
815 | int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, | |
816 | const char *dir) | |
817 | { | |
818 | WIN32_FIND_DATA FindFileData; | |
819 | HANDLE hFind; | |
820 | int ret = 0; | |
0bf23d9b RL |
821 | #ifdef OPENSSL_SYS_WINCE |
822 | WCHAR* wdir = NULL; | |
823 | #endif | |
285046ec RL |
824 | |
825 | CRYPTO_w_lock(CRYPTO_LOCK_READDIR); | |
826 | ||
0bf23d9b RL |
827 | #ifdef OPENSSL_SYS_WINCE |
828 | /* convert strings to UNICODE */ | |
829 | { | |
830 | BOOL result = FALSE; | |
831 | int i; | |
832 | wdir = malloc((strlen(dir)+1)*2); | |
833 | if (wdir == NULL) | |
834 | goto err_noclose; | |
835 | for (i=0; i<(int)strlen(dir)+1; i++) | |
836 | wdir[i] = (short)dir[i]; | |
837 | } | |
838 | #endif | |
839 | ||
840 | #ifdef OPENSSL_SYS_WINCE | |
841 | hFind = FindFirstFile(wdir, &FindFileData); | |
842 | #else | |
285046ec | 843 | hFind = FindFirstFile(dir, &FindFileData); |
0bf23d9b | 844 | #endif |
285046ec RL |
845 | /* Note that a side effect is that the CAs will be sorted by name */ |
846 | if(hFind == INVALID_HANDLE_VALUE) | |
847 | { | |
848 | SYSerr(SYS_F_OPENDIR, get_last_sys_error()); | |
849 | ERR_add_error_data(3, "opendir('", dir, "')"); | |
850 | SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK, ERR_R_SYS_LIB); | |
6176df94 | 851 | goto err_noclose; |
285046ec RL |
852 | } |
853 | ||
854 | do | |
855 | { | |
856 | char buf[1024]; | |
857 | int r; | |
858 | ||
0bf23d9b RL |
859 | #ifdef OPENSSL_SYS_WINCE |
860 | if(strlen(dir)+_tcslen(FindFileData.cFileName)+2 > sizeof buf) | |
861 | #else | |
285046ec | 862 | if(strlen(dir)+strlen(FindFileData.cFileName)+2 > sizeof buf) |
0bf23d9b | 863 | #endif |
285046ec RL |
864 | { |
865 | SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,SSL_R_PATH_TOO_LONG); | |
866 | goto err; | |
867 | } | |
868 | ||
869 | r = BIO_snprintf(buf,sizeof buf,"%s/%s",dir,FindFileData.cFileName); | |
870 | if (r <= 0 || r >= sizeof buf) | |
871 | goto err; | |
872 | if(!SSL_add_file_cert_subjects_to_stack(stack,buf)) | |
873 | goto err; | |
874 | } | |
875 | while (FindNextFile(hFind, &FindFileData) != FALSE); | |
285046ec RL |
876 | ret = 1; |
877 | ||
6176df94 RL |
878 | err: |
879 | FindClose(hFind); | |
d4294c89 | 880 | err_noclose: |
0bf23d9b RL |
881 | #ifdef OPENSSL_SYS_WINCE |
882 | if (wdir != NULL) | |
883 | free(wdir); | |
884 | #endif | |
285046ec RL |
885 | CRYPTO_w_unlock(CRYPTO_LOCK_READDIR); |
886 | return ret; | |
887 | } | |
888 | ||
17f389bb | 889 | #endif |