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58964a49 | 1 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
2 | * All rights reserved. |
3 | * | |
4 | * This package is an SSL implementation written | |
5 | * by Eric Young (eay@cryptsoft.com). | |
6 | * The implementation was written so as to conform with Netscapes SSL. | |
0f113f3e | 7 | * |
d02b48c6 RE |
8 | * This library is free for commercial and non-commercial use as long as |
9 | * the following conditions are aheared to. The following conditions | |
10 | * apply to all code found in this distribution, be it the RC4, RSA, | |
11 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
12 | * included with this distribution is covered by the same copyright terms | |
13 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
0f113f3e | 14 | * |
d02b48c6 RE |
15 | * Copyright remains Eric Young's, and as such any Copyright notices in |
16 | * the code are not to be removed. | |
17 | * If this package is used in a product, Eric Young should be given attribution | |
18 | * as the author of the parts of the library used. | |
19 | * This can be in the form of a textual message at program startup or | |
20 | * in documentation (online or textual) provided with the package. | |
0f113f3e | 21 | * |
d02b48c6 RE |
22 | * Redistribution and use in source and binary forms, with or without |
23 | * modification, are permitted provided that the following conditions | |
24 | * are met: | |
25 | * 1. Redistributions of source code must retain the copyright | |
26 | * notice, this list of conditions and the following disclaimer. | |
27 | * 2. Redistributions in binary form must reproduce the above copyright | |
28 | * notice, this list of conditions and the following disclaimer in the | |
29 | * documentation and/or other materials provided with the distribution. | |
30 | * 3. All advertising materials mentioning features or use of this software | |
31 | * must display the following acknowledgement: | |
32 | * "This product includes cryptographic software written by | |
33 | * Eric Young (eay@cryptsoft.com)" | |
34 | * The word 'cryptographic' can be left out if the rouines from the library | |
35 | * being used are not cryptographic related :-). | |
0f113f3e | 36 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
37 | * the apps directory (application code) you must include an acknowledgement: |
38 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 39 | * |
d02b48c6 RE |
40 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
41 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
42 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
43 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
44 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
45 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
46 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
48 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
49 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
50 | * SUCH DAMAGE. | |
0f113f3e | 51 | * |
d02b48c6 RE |
52 | * The licence and distribution terms for any publically available version or |
53 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
54 | * copied and put under another distribution licence | |
55 | * [including the GNU Public Licence.] | |
56 | */ | |
57 | ||
58 | #include <stdio.h> | |
b39fc560 | 59 | #include "internal/cryptlib.h" |
ec577822 BM |
60 | #include <openssl/lhash.h> |
61 | #include <openssl/x509.h> | |
e3e57192 | 62 | #include "internal/x509_int.h" |
926a56bf | 63 | #include <openssl/x509v3.h> |
0930251d | 64 | #include "x509_lcl.h" |
d02b48c6 | 65 | |
6b691a5c | 66 | X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method) |
0f113f3e MC |
67 | { |
68 | X509_LOOKUP *ret; | |
69 | ||
64b25758 | 70 | ret = OPENSSL_zalloc(sizeof(*ret)); |
0f113f3e MC |
71 | if (ret == NULL) |
72 | return NULL; | |
73 | ||
0f113f3e | 74 | ret->method = method; |
0f113f3e MC |
75 | if ((method->new_item != NULL) && !method->new_item(ret)) { |
76 | OPENSSL_free(ret); | |
77 | return NULL; | |
78 | } | |
79 | return ret; | |
80 | } | |
d02b48c6 | 81 | |
6b691a5c | 82 | void X509_LOOKUP_free(X509_LOOKUP *ctx) |
0f113f3e MC |
83 | { |
84 | if (ctx == NULL) | |
85 | return; | |
86 | if ((ctx->method != NULL) && (ctx->method->free != NULL)) | |
87 | (*ctx->method->free) (ctx); | |
88 | OPENSSL_free(ctx); | |
89 | } | |
d02b48c6 | 90 | |
6b691a5c | 91 | int X509_LOOKUP_init(X509_LOOKUP *ctx) |
0f113f3e MC |
92 | { |
93 | if (ctx->method == NULL) | |
94 | return 0; | |
95 | if (ctx->method->init != NULL) | |
96 | return ctx->method->init(ctx); | |
97 | else | |
98 | return 1; | |
99 | } | |
d02b48c6 | 100 | |
6b691a5c | 101 | int X509_LOOKUP_shutdown(X509_LOOKUP *ctx) |
0f113f3e MC |
102 | { |
103 | if (ctx->method == NULL) | |
104 | return 0; | |
105 | if (ctx->method->shutdown != NULL) | |
106 | return ctx->method->shutdown(ctx); | |
107 | else | |
108 | return 1; | |
109 | } | |
d02b48c6 | 110 | |
303c0028 | 111 | int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc, long argl, |
0f113f3e MC |
112 | char **ret) |
113 | { | |
114 | if (ctx->method == NULL) | |
115 | return -1; | |
116 | if (ctx->method->ctrl != NULL) | |
117 | return ctx->method->ctrl(ctx, cmd, argc, argl, ret); | |
118 | else | |
119 | return 1; | |
120 | } | |
d02b48c6 | 121 | |
6b691a5c | 122 | int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name, |
0f113f3e MC |
123 | X509_OBJECT *ret) |
124 | { | |
125 | if ((ctx->method == NULL) || (ctx->method->get_by_subject == NULL)) | |
126 | return X509_LU_FAIL; | |
127 | if (ctx->skip) | |
128 | return 0; | |
129 | return ctx->method->get_by_subject(ctx, type, name, ret); | |
130 | } | |
d02b48c6 | 131 | |
6b691a5c | 132 | int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name, |
0f113f3e MC |
133 | ASN1_INTEGER *serial, X509_OBJECT *ret) |
134 | { | |
135 | if ((ctx->method == NULL) || (ctx->method->get_by_issuer_serial == NULL)) | |
136 | return X509_LU_FAIL; | |
137 | return ctx->method->get_by_issuer_serial(ctx, type, name, serial, ret); | |
138 | } | |
d02b48c6 | 139 | |
6b691a5c | 140 | int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type, |
0f113f3e MC |
141 | unsigned char *bytes, int len, |
142 | X509_OBJECT *ret) | |
143 | { | |
144 | if ((ctx->method == NULL) || (ctx->method->get_by_fingerprint == NULL)) | |
145 | return X509_LU_FAIL; | |
146 | return ctx->method->get_by_fingerprint(ctx, type, bytes, len, ret); | |
147 | } | |
d02b48c6 | 148 | |
6b691a5c | 149 | int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str, int len, |
0f113f3e MC |
150 | X509_OBJECT *ret) |
151 | { | |
152 | if ((ctx->method == NULL) || (ctx->method->get_by_alias == NULL)) | |
153 | return X509_LU_FAIL; | |
154 | return ctx->method->get_by_alias(ctx, type, str, len, ret); | |
155 | } | |
156 | ||
157 | static int x509_object_cmp(const X509_OBJECT *const *a, | |
158 | const X509_OBJECT *const *b) | |
159 | { | |
160 | int ret; | |
161 | ||
162 | ret = ((*a)->type - (*b)->type); | |
163 | if (ret) | |
164 | return ret; | |
165 | switch ((*a)->type) { | |
166 | case X509_LU_X509: | |
167 | ret = X509_subject_name_cmp((*a)->data.x509, (*b)->data.x509); | |
168 | break; | |
169 | case X509_LU_CRL: | |
170 | ret = X509_CRL_cmp((*a)->data.crl, (*b)->data.crl); | |
171 | break; | |
172 | default: | |
173 | /* abort(); */ | |
174 | return 0; | |
175 | } | |
176 | return ret; | |
177 | } | |
d02b48c6 | 178 | |
6b691a5c | 179 | X509_STORE *X509_STORE_new(void) |
0f113f3e MC |
180 | { |
181 | X509_STORE *ret; | |
182 | ||
64b25758 | 183 | if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL) |
0f113f3e | 184 | return NULL; |
90945fa3 MC |
185 | if ((ret->objs = sk_X509_OBJECT_new(x509_object_cmp)) == NULL) |
186 | goto err; | |
0f113f3e | 187 | ret->cache = 1; |
90945fa3 MC |
188 | if ((ret->get_cert_methods = sk_X509_LOOKUP_new_null()) == NULL) |
189 | goto err; | |
0f113f3e MC |
190 | |
191 | if ((ret->param = X509_VERIFY_PARAM_new()) == NULL) | |
90945fa3 | 192 | goto err; |
0f113f3e | 193 | |
90945fa3 MC |
194 | if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509_STORE, ret, &ret->ex_data)) |
195 | goto err; | |
0f113f3e MC |
196 | |
197 | ret->references = 1; | |
198 | return ret; | |
90945fa3 MC |
199 | err: |
200 | X509_VERIFY_PARAM_free(ret->param); | |
201 | sk_X509_OBJECT_free(ret->objs); | |
202 | sk_X509_LOOKUP_free(ret->get_cert_methods); | |
203 | OPENSSL_free(ret); | |
204 | return NULL; | |
0f113f3e | 205 | } |
d02b48c6 | 206 | |
6b691a5c | 207 | static void cleanup(X509_OBJECT *a) |
0f113f3e | 208 | { |
222561fe RS |
209 | if (!a) |
210 | return; | |
0f113f3e MC |
211 | if (a->type == X509_LU_X509) { |
212 | X509_free(a->data.x509); | |
213 | } else if (a->type == X509_LU_CRL) { | |
214 | X509_CRL_free(a->data.crl); | |
215 | } else { | |
216 | /* abort(); */ | |
217 | } | |
218 | ||
219 | OPENSSL_free(a); | |
220 | } | |
d02b48c6 | 221 | |
6b691a5c | 222 | void X509_STORE_free(X509_STORE *vfy) |
0f113f3e MC |
223 | { |
224 | int i; | |
225 | STACK_OF(X509_LOOKUP) *sk; | |
226 | X509_LOOKUP *lu; | |
d02b48c6 | 227 | |
0f113f3e MC |
228 | if (vfy == NULL) |
229 | return; | |
e03ddfae | 230 | |
0f113f3e | 231 | i = CRYPTO_add(&vfy->references, -1, CRYPTO_LOCK_X509_STORE); |
bff9ce4d | 232 | #ifdef REF_PRINT |
0f113f3e | 233 | REF_PRINT("X509_STORE", vfy); |
bff9ce4d | 234 | #endif |
0f113f3e MC |
235 | if (i > 0) |
236 | return; | |
bff9ce4d | 237 | #ifdef REF_CHECK |
0f113f3e MC |
238 | if (i < 0) { |
239 | fprintf(stderr, "X509_STORE_free, bad reference count\n"); | |
240 | abort(); /* ok */ | |
241 | } | |
bff9ce4d DSH |
242 | #endif |
243 | ||
0f113f3e MC |
244 | sk = vfy->get_cert_methods; |
245 | for (i = 0; i < sk_X509_LOOKUP_num(sk); i++) { | |
246 | lu = sk_X509_LOOKUP_value(sk, i); | |
247 | X509_LOOKUP_shutdown(lu); | |
248 | X509_LOOKUP_free(lu); | |
249 | } | |
250 | sk_X509_LOOKUP_free(sk); | |
251 | sk_X509_OBJECT_pop_free(vfy->objs, cleanup); | |
252 | ||
253 | CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509_STORE, vfy, &vfy->ex_data); | |
222561fe | 254 | X509_VERIFY_PARAM_free(vfy->param); |
0f113f3e MC |
255 | OPENSSL_free(vfy); |
256 | } | |
d02b48c6 | 257 | |
6b691a5c | 258 | X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m) |
0f113f3e MC |
259 | { |
260 | int i; | |
261 | STACK_OF(X509_LOOKUP) *sk; | |
262 | X509_LOOKUP *lu; | |
263 | ||
264 | sk = v->get_cert_methods; | |
265 | for (i = 0; i < sk_X509_LOOKUP_num(sk); i++) { | |
266 | lu = sk_X509_LOOKUP_value(sk, i); | |
267 | if (m == lu->method) { | |
268 | return lu; | |
269 | } | |
270 | } | |
271 | /* a new one */ | |
272 | lu = X509_LOOKUP_new(m); | |
273 | if (lu == NULL) | |
274 | return NULL; | |
275 | else { | |
276 | lu->store_ctx = v; | |
277 | if (sk_X509_LOOKUP_push(v->get_cert_methods, lu)) | |
278 | return lu; | |
279 | else { | |
280 | X509_LOOKUP_free(lu); | |
281 | return NULL; | |
282 | } | |
283 | } | |
284 | } | |
d02b48c6 | 285 | |
bca3f06b RS |
286 | int X509_STORE_get_by_subject(X509_STORE_CTX *vs, X509_LOOKUP_TYPE type, |
287 | X509_NAME *name, X509_OBJECT *ret) | |
0f113f3e MC |
288 | { |
289 | X509_STORE *ctx = vs->ctx; | |
290 | X509_LOOKUP *lu; | |
291 | X509_OBJECT stmp, *tmp; | |
292 | int i, j; | |
293 | ||
294 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
295 | tmp = X509_OBJECT_retrieve_by_subject(ctx->objs, type, name); | |
296 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
297 | ||
298 | if (tmp == NULL || type == X509_LU_CRL) { | |
299 | for (i = vs->current_method; | |
300 | i < sk_X509_LOOKUP_num(ctx->get_cert_methods); i++) { | |
301 | lu = sk_X509_LOOKUP_value(ctx->get_cert_methods, i); | |
302 | j = X509_LOOKUP_by_subject(lu, type, name, &stmp); | |
303 | if (j < 0) { | |
304 | vs->current_method = j; | |
305 | return j; | |
306 | } else if (j) { | |
307 | tmp = &stmp; | |
308 | break; | |
309 | } | |
310 | } | |
311 | vs->current_method = 0; | |
312 | if (tmp == NULL) | |
313 | return 0; | |
314 | } | |
315 | ||
35a1cc90 MC |
316 | /*- if (ret->data.ptr != NULL) |
317 | X509_OBJECT_free_contents(ret); */ | |
0f113f3e MC |
318 | |
319 | ret->type = tmp->type; | |
320 | ret->data.ptr = tmp->data.ptr; | |
321 | ||
322 | X509_OBJECT_up_ref_count(ret); | |
323 | ||
324 | return 1; | |
325 | } | |
d02b48c6 | 326 | |
2f043896 | 327 | int X509_STORE_add_cert(X509_STORE *ctx, X509 *x) |
0f113f3e MC |
328 | { |
329 | X509_OBJECT *obj; | |
330 | int ret = 1; | |
331 | ||
332 | if (x == NULL) | |
333 | return 0; | |
b4faea50 | 334 | obj = OPENSSL_malloc(sizeof(*obj)); |
0f113f3e MC |
335 | if (obj == NULL) { |
336 | X509err(X509_F_X509_STORE_ADD_CERT, ERR_R_MALLOC_FAILURE); | |
337 | return 0; | |
338 | } | |
339 | obj->type = X509_LU_X509; | |
340 | obj->data.x509 = x; | |
341 | ||
342 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
343 | ||
344 | X509_OBJECT_up_ref_count(obj); | |
345 | ||
346 | if (X509_OBJECT_retrieve_match(ctx->objs, obj)) { | |
347 | X509_OBJECT_free_contents(obj); | |
348 | OPENSSL_free(obj); | |
349 | X509err(X509_F_X509_STORE_ADD_CERT, | |
350 | X509_R_CERT_ALREADY_IN_HASH_TABLE); | |
351 | ret = 0; | |
352 | } else | |
353 | sk_X509_OBJECT_push(ctx->objs, obj); | |
354 | ||
355 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
356 | ||
357 | return ret; | |
358 | } | |
2f043896 DSH |
359 | |
360 | int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x) | |
0f113f3e MC |
361 | { |
362 | X509_OBJECT *obj; | |
363 | int ret = 1; | |
364 | ||
365 | if (x == NULL) | |
366 | return 0; | |
b4faea50 | 367 | obj = OPENSSL_malloc(sizeof(*obj)); |
0f113f3e MC |
368 | if (obj == NULL) { |
369 | X509err(X509_F_X509_STORE_ADD_CRL, ERR_R_MALLOC_FAILURE); | |
370 | return 0; | |
371 | } | |
372 | obj->type = X509_LU_CRL; | |
373 | obj->data.crl = x; | |
374 | ||
375 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
376 | ||
377 | X509_OBJECT_up_ref_count(obj); | |
378 | ||
379 | if (X509_OBJECT_retrieve_match(ctx->objs, obj)) { | |
380 | X509_OBJECT_free_contents(obj); | |
381 | OPENSSL_free(obj); | |
382 | X509err(X509_F_X509_STORE_ADD_CRL, X509_R_CERT_ALREADY_IN_HASH_TABLE); | |
383 | ret = 0; | |
384 | } else | |
385 | sk_X509_OBJECT_push(ctx->objs, obj); | |
386 | ||
387 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
388 | ||
389 | return ret; | |
390 | } | |
2f043896 | 391 | |
6b691a5c | 392 | void X509_OBJECT_up_ref_count(X509_OBJECT *a) |
0f113f3e MC |
393 | { |
394 | switch (a->type) { | |
bca3f06b RS |
395 | default: |
396 | break; | |
0f113f3e | 397 | case X509_LU_X509: |
05f0fb9f | 398 | X509_up_ref(a->data.x509); |
0f113f3e MC |
399 | break; |
400 | case X509_LU_CRL: | |
65cbf983 | 401 | X509_CRL_up_ref(a->data.crl); |
0f113f3e MC |
402 | break; |
403 | } | |
404 | } | |
d02b48c6 | 405 | |
6b691a5c | 406 | void X509_OBJECT_free_contents(X509_OBJECT *a) |
0f113f3e | 407 | { |
222561fe RS |
408 | if (!a) |
409 | return; | |
0f113f3e | 410 | switch (a->type) { |
bca3f06b RS |
411 | default: |
412 | break; | |
0f113f3e MC |
413 | case X509_LU_X509: |
414 | X509_free(a->data.x509); | |
415 | break; | |
416 | case X509_LU_CRL: | |
417 | X509_CRL_free(a->data.crl); | |
418 | break; | |
419 | } | |
420 | } | |
d02b48c6 | 421 | |
4d50a2b4 | 422 | static int x509_object_idx_cnt(STACK_OF(X509_OBJECT) *h, int type, |
0f113f3e MC |
423 | X509_NAME *name, int *pnmatch) |
424 | { | |
425 | X509_OBJECT stmp; | |
426 | X509 x509_s; | |
0f113f3e | 427 | X509_CRL crl_s; |
0f113f3e MC |
428 | int idx; |
429 | ||
430 | stmp.type = type; | |
431 | switch (type) { | |
432 | case X509_LU_X509: | |
433 | stmp.data.x509 = &x509_s; | |
5cf6abd8 | 434 | x509_s.cert_info.subject = name; |
0f113f3e MC |
435 | break; |
436 | case X509_LU_CRL: | |
437 | stmp.data.crl = &crl_s; | |
7aef39a7 | 438 | crl_s.crl.issuer = name; |
0f113f3e MC |
439 | break; |
440 | default: | |
441 | /* abort(); */ | |
442 | return -1; | |
443 | } | |
444 | ||
445 | idx = sk_X509_OBJECT_find(h, &stmp); | |
446 | if (idx >= 0 && pnmatch) { | |
447 | int tidx; | |
448 | const X509_OBJECT *tobj, *pstmp; | |
449 | *pnmatch = 1; | |
450 | pstmp = &stmp; | |
451 | for (tidx = idx + 1; tidx < sk_X509_OBJECT_num(h); tidx++) { | |
452 | tobj = sk_X509_OBJECT_value(h, tidx); | |
453 | if (x509_object_cmp(&tobj, &pstmp)) | |
454 | break; | |
455 | (*pnmatch)++; | |
456 | } | |
457 | } | |
458 | return idx; | |
459 | } | |
4d50a2b4 DSH |
460 | |
461 | int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type, | |
0f113f3e MC |
462 | X509_NAME *name) |
463 | { | |
464 | return x509_object_idx_cnt(h, type, name, NULL); | |
465 | } | |
466 | ||
467 | X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h, | |
468 | int type, X509_NAME *name) | |
469 | { | |
470 | int idx; | |
471 | idx = X509_OBJECT_idx_by_subject(h, type, name); | |
472 | if (idx == -1) | |
473 | return NULL; | |
474 | return sk_X509_OBJECT_value(h, idx); | |
475 | } | |
11262391 | 476 | |
c5957688 | 477 | STACK_OF(X509) *X509_STORE_get1_certs(X509_STORE_CTX *ctx, X509_NAME *nm) |
0f113f3e MC |
478 | { |
479 | int i, idx, cnt; | |
480 | STACK_OF(X509) *sk; | |
481 | X509 *x; | |
482 | X509_OBJECT *obj; | |
483 | sk = sk_X509_new_null(); | |
484 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
485 | idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_X509, nm, &cnt); | |
486 | if (idx < 0) { | |
487 | /* | |
488 | * Nothing found in cache: do lookup to possibly add new objects to | |
489 | * cache | |
490 | */ | |
491 | X509_OBJECT xobj; | |
492 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
493 | if (!X509_STORE_get_by_subject(ctx, X509_LU_X509, nm, &xobj)) { | |
494 | sk_X509_free(sk); | |
495 | return NULL; | |
496 | } | |
497 | X509_OBJECT_free_contents(&xobj); | |
498 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
499 | idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_X509, nm, &cnt); | |
500 | if (idx < 0) { | |
501 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
502 | sk_X509_free(sk); | |
503 | return NULL; | |
504 | } | |
505 | } | |
506 | for (i = 0; i < cnt; i++, idx++) { | |
507 | obj = sk_X509_OBJECT_value(ctx->ctx->objs, idx); | |
508 | x = obj->data.x509; | |
05f0fb9f | 509 | X509_up_ref(x); |
0f113f3e MC |
510 | if (!sk_X509_push(sk, x)) { |
511 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
512 | X509_free(x); | |
513 | sk_X509_pop_free(sk, X509_free); | |
514 | return NULL; | |
515 | } | |
516 | } | |
517 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
518 | return sk; | |
519 | ||
520 | } | |
4d50a2b4 | 521 | |
c5957688 | 522 | STACK_OF(X509_CRL) *X509_STORE_get1_crls(X509_STORE_CTX *ctx, X509_NAME *nm) |
0f113f3e MC |
523 | { |
524 | int i, idx, cnt; | |
525 | STACK_OF(X509_CRL) *sk; | |
526 | X509_CRL *x; | |
527 | X509_OBJECT *obj, xobj; | |
528 | sk = sk_X509_CRL_new_null(); | |
0f113f3e MC |
529 | |
530 | /* | |
531 | * Always do lookup to possibly add new CRLs to cache | |
532 | */ | |
0f113f3e MC |
533 | if (!X509_STORE_get_by_subject(ctx, X509_LU_CRL, nm, &xobj)) { |
534 | sk_X509_CRL_free(sk); | |
535 | return NULL; | |
536 | } | |
537 | X509_OBJECT_free_contents(&xobj); | |
538 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
539 | idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_CRL, nm, &cnt); | |
540 | if (idx < 0) { | |
541 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
542 | sk_X509_CRL_free(sk); | |
543 | return NULL; | |
544 | } | |
545 | ||
546 | for (i = 0; i < cnt; i++, idx++) { | |
547 | obj = sk_X509_OBJECT_value(ctx->ctx->objs, idx); | |
548 | x = obj->data.crl; | |
65cbf983 | 549 | X509_CRL_up_ref(x); |
0f113f3e MC |
550 | if (!sk_X509_CRL_push(sk, x)) { |
551 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
552 | X509_CRL_free(x); | |
553 | sk_X509_CRL_pop_free(sk, X509_CRL_free); | |
554 | return NULL; | |
555 | } | |
556 | } | |
557 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
558 | return sk; | |
559 | } | |
560 | ||
561 | X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, | |
562 | X509_OBJECT *x) | |
563 | { | |
564 | int idx, i; | |
565 | X509_OBJECT *obj; | |
566 | idx = sk_X509_OBJECT_find(h, x); | |
567 | if (idx == -1) | |
568 | return NULL; | |
569 | if ((x->type != X509_LU_X509) && (x->type != X509_LU_CRL)) | |
570 | return sk_X509_OBJECT_value(h, idx); | |
571 | for (i = idx; i < sk_X509_OBJECT_num(h); i++) { | |
572 | obj = sk_X509_OBJECT_value(h, i); | |
573 | if (x509_object_cmp | |
574 | ((const X509_OBJECT **)&obj, (const X509_OBJECT **)&x)) | |
575 | return NULL; | |
576 | if (x->type == X509_LU_X509) { | |
577 | if (!X509_cmp(obj->data.x509, x->data.x509)) | |
578 | return obj; | |
579 | } else if (x->type == X509_LU_CRL) { | |
580 | if (!X509_CRL_match(obj->data.crl, x->data.crl)) | |
581 | return obj; | |
582 | } else | |
583 | return obj; | |
584 | } | |
585 | return NULL; | |
586 | } | |
d02b48c6 | 587 | |
1d97c843 TH |
588 | /*- |
589 | * Try to get issuer certificate from store. Due to limitations | |
2f043896 DSH |
590 | * of the API this can only retrieve a single certificate matching |
591 | * a given subject name. However it will fill the cache with all | |
a8397553 | 592 | * matching certificates, so we can examine the cache for all |
2f043896 DSH |
593 | * matches. |
594 | * | |
595 | * Return values are: | |
596 | * 1 lookup successful. | |
597 | * 0 certificate not found. | |
598 | * -1 some other error. | |
599 | */ | |
2f043896 | 600 | int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x) |
0f113f3e MC |
601 | { |
602 | X509_NAME *xn; | |
603 | X509_OBJECT obj, *pobj; | |
604 | int i, ok, idx, ret; | |
605 | *issuer = NULL; | |
606 | xn = X509_get_issuer_name(x); | |
607 | ok = X509_STORE_get_by_subject(ctx, X509_LU_X509, xn, &obj); | |
608 | if (ok != X509_LU_X509) { | |
609 | if (ok == X509_LU_RETRY) { | |
610 | X509_OBJECT_free_contents(&obj); | |
611 | X509err(X509_F_X509_STORE_CTX_GET1_ISSUER, X509_R_SHOULD_RETRY); | |
612 | return -1; | |
613 | } else if (ok != X509_LU_FAIL) { | |
614 | X509_OBJECT_free_contents(&obj); | |
615 | /* not good :-(, break anyway */ | |
616 | return -1; | |
617 | } | |
618 | return 0; | |
619 | } | |
620 | /* If certificate matches all OK */ | |
621 | if (ctx->check_issued(ctx, x, obj.data.x509)) { | |
622 | if (x509_check_cert_time(ctx, obj.data.x509, 1)) { | |
623 | *issuer = obj.data.x509; | |
624 | return 1; | |
625 | } | |
626 | } | |
627 | X509_OBJECT_free_contents(&obj); | |
628 | ||
629 | /* Else find index of first cert accepted by 'check_issued' */ | |
630 | ret = 0; | |
631 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
632 | idx = X509_OBJECT_idx_by_subject(ctx->ctx->objs, X509_LU_X509, xn); | |
633 | if (idx != -1) { /* should be true as we've had at least one | |
634 | * match */ | |
635 | /* Look through all matching certs for suitable issuer */ | |
636 | for (i = idx; i < sk_X509_OBJECT_num(ctx->ctx->objs); i++) { | |
637 | pobj = sk_X509_OBJECT_value(ctx->ctx->objs, i); | |
638 | /* See if we've run past the matches */ | |
639 | if (pobj->type != X509_LU_X509) | |
640 | break; | |
641 | if (X509_NAME_cmp(xn, X509_get_subject_name(pobj->data.x509))) | |
642 | break; | |
643 | if (ctx->check_issued(ctx, x, pobj->data.x509)) { | |
644 | *issuer = pobj->data.x509; | |
645 | ret = 1; | |
646 | /* | |
647 | * If times check, exit with match, | |
648 | * otherwise keep looking. Leave last | |
649 | * match in issuer so we return nearest | |
650 | * match if no certificate time is OK. | |
651 | */ | |
652 | ||
653 | if (x509_check_cert_time(ctx, *issuer, 1)) | |
654 | break; | |
655 | } | |
656 | } | |
657 | } | |
658 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
659 | if (*issuer) | |
05f0fb9f | 660 | X509_up_ref(*issuer); |
0f113f3e MC |
661 | return ret; |
662 | } | |
d02b48c6 | 663 | |
5d7c222d | 664 | int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags) |
0f113f3e MC |
665 | { |
666 | return X509_VERIFY_PARAM_set_flags(ctx->param, flags); | |
667 | } | |
5d7c222d DSH |
668 | |
669 | int X509_STORE_set_depth(X509_STORE *ctx, int depth) | |
0f113f3e MC |
670 | { |
671 | X509_VERIFY_PARAM_set_depth(ctx->param, depth); | |
672 | return 1; | |
673 | } | |
bdee69f7 | 674 | |
926a56bf | 675 | int X509_STORE_set_purpose(X509_STORE *ctx, int purpose) |
0f113f3e MC |
676 | { |
677 | return X509_VERIFY_PARAM_set_purpose(ctx->param, purpose); | |
678 | } | |
926a56bf DSH |
679 | |
680 | int X509_STORE_set_trust(X509_STORE *ctx, int trust) | |
0f113f3e MC |
681 | { |
682 | return X509_VERIFY_PARAM_set_trust(ctx->param, trust); | |
683 | } | |
5d7c222d DSH |
684 | |
685 | int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *param) | |
0f113f3e MC |
686 | { |
687 | return X509_VERIFY_PARAM_set1(ctx->param, param); | |
688 | } | |
926a56bf | 689 | |
a5b37fca | 690 | void X509_STORE_set_verify_cb(X509_STORE *ctx, |
0f113f3e MC |
691 | int (*verify_cb) (int, X509_STORE_CTX *)) |
692 | { | |
693 | ctx->verify_cb = verify_cb; | |
694 | } | |
a5b37fca | 695 | |
2c340864 | 696 | void X509_STORE_set_lookup_crls_cb(X509_STORE *ctx, |
0f113f3e MC |
697 | STACK_OF(X509_CRL) *(*cb) (X509_STORE_CTX |
698 | *ctx, | |
699 | X509_NAME *nm)) | |
700 | { | |
701 | ctx->lookup_crls = cb; | |
702 | } | |
2c340864 DSH |
703 | |
704 | X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx) | |
0f113f3e MC |
705 | { |
706 | return ctx->ctx; | |
707 | } |