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d02b48c6 | 1 | /* crypto/x509/x509_lu.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. | |
0f113f3e | 8 | * |
d02b48c6 RE |
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). | |
0f113f3e | 15 | * |
d02b48c6 RE |
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. | |
0f113f3e | 22 | * |
d02b48c6 RE |
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 :-). | |
0f113f3e | 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
38 | * the apps directory (application code) you must include an acknowledgement: |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 40 | * |
d02b48c6 RE |
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. | |
0f113f3e | 52 | * |
d02b48c6 RE |
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 | */ | |
58 | ||
59 | #include <stdio.h> | |
b39fc560 | 60 | #include "internal/cryptlib.h" |
ec577822 BM |
61 | #include <openssl/lhash.h> |
62 | #include <openssl/x509.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 | ||
b4faea50 | 70 | ret = OPENSSL_malloc(sizeof(*ret)); |
0f113f3e MC |
71 | if (ret == NULL) |
72 | return NULL; | |
73 | ||
74 | ret->init = 0; | |
75 | ret->skip = 0; | |
76 | ret->method = method; | |
77 | ret->method_data = NULL; | |
78 | ret->store_ctx = NULL; | |
79 | if ((method->new_item != NULL) && !method->new_item(ret)) { | |
80 | OPENSSL_free(ret); | |
81 | return NULL; | |
82 | } | |
83 | return ret; | |
84 | } | |
d02b48c6 | 85 | |
6b691a5c | 86 | void X509_LOOKUP_free(X509_LOOKUP *ctx) |
0f113f3e MC |
87 | { |
88 | if (ctx == NULL) | |
89 | return; | |
90 | if ((ctx->method != NULL) && (ctx->method->free != NULL)) | |
91 | (*ctx->method->free) (ctx); | |
92 | OPENSSL_free(ctx); | |
93 | } | |
d02b48c6 | 94 | |
6b691a5c | 95 | int X509_LOOKUP_init(X509_LOOKUP *ctx) |
0f113f3e MC |
96 | { |
97 | if (ctx->method == NULL) | |
98 | return 0; | |
99 | if (ctx->method->init != NULL) | |
100 | return ctx->method->init(ctx); | |
101 | else | |
102 | return 1; | |
103 | } | |
d02b48c6 | 104 | |
6b691a5c | 105 | int X509_LOOKUP_shutdown(X509_LOOKUP *ctx) |
0f113f3e MC |
106 | { |
107 | if (ctx->method == NULL) | |
108 | return 0; | |
109 | if (ctx->method->shutdown != NULL) | |
110 | return ctx->method->shutdown(ctx); | |
111 | else | |
112 | return 1; | |
113 | } | |
d02b48c6 | 114 | |
303c0028 | 115 | int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc, long argl, |
0f113f3e MC |
116 | char **ret) |
117 | { | |
118 | if (ctx->method == NULL) | |
119 | return -1; | |
120 | if (ctx->method->ctrl != NULL) | |
121 | return ctx->method->ctrl(ctx, cmd, argc, argl, ret); | |
122 | else | |
123 | return 1; | |
124 | } | |
d02b48c6 | 125 | |
6b691a5c | 126 | int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name, |
0f113f3e MC |
127 | X509_OBJECT *ret) |
128 | { | |
129 | if ((ctx->method == NULL) || (ctx->method->get_by_subject == NULL)) | |
130 | return X509_LU_FAIL; | |
131 | if (ctx->skip) | |
132 | return 0; | |
133 | return ctx->method->get_by_subject(ctx, type, name, ret); | |
134 | } | |
d02b48c6 | 135 | |
6b691a5c | 136 | int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name, |
0f113f3e MC |
137 | ASN1_INTEGER *serial, X509_OBJECT *ret) |
138 | { | |
139 | if ((ctx->method == NULL) || (ctx->method->get_by_issuer_serial == NULL)) | |
140 | return X509_LU_FAIL; | |
141 | return ctx->method->get_by_issuer_serial(ctx, type, name, serial, ret); | |
142 | } | |
d02b48c6 | 143 | |
6b691a5c | 144 | int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type, |
0f113f3e MC |
145 | unsigned char *bytes, int len, |
146 | X509_OBJECT *ret) | |
147 | { | |
148 | if ((ctx->method == NULL) || (ctx->method->get_by_fingerprint == NULL)) | |
149 | return X509_LU_FAIL; | |
150 | return ctx->method->get_by_fingerprint(ctx, type, bytes, len, ret); | |
151 | } | |
d02b48c6 | 152 | |
6b691a5c | 153 | int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str, int len, |
0f113f3e MC |
154 | X509_OBJECT *ret) |
155 | { | |
156 | if ((ctx->method == NULL) || (ctx->method->get_by_alias == NULL)) | |
157 | return X509_LU_FAIL; | |
158 | return ctx->method->get_by_alias(ctx, type, str, len, ret); | |
159 | } | |
160 | ||
161 | static int x509_object_cmp(const X509_OBJECT *const *a, | |
162 | const X509_OBJECT *const *b) | |
163 | { | |
164 | int ret; | |
165 | ||
166 | ret = ((*a)->type - (*b)->type); | |
167 | if (ret) | |
168 | return ret; | |
169 | switch ((*a)->type) { | |
170 | case X509_LU_X509: | |
171 | ret = X509_subject_name_cmp((*a)->data.x509, (*b)->data.x509); | |
172 | break; | |
173 | case X509_LU_CRL: | |
174 | ret = X509_CRL_cmp((*a)->data.crl, (*b)->data.crl); | |
175 | break; | |
176 | default: | |
177 | /* abort(); */ | |
178 | return 0; | |
179 | } | |
180 | return ret; | |
181 | } | |
d02b48c6 | 182 | |
6b691a5c | 183 | X509_STORE *X509_STORE_new(void) |
0f113f3e MC |
184 | { |
185 | X509_STORE *ret; | |
186 | ||
b4faea50 | 187 | if ((ret = OPENSSL_malloc(sizeof(*ret))) == NULL) |
0f113f3e MC |
188 | return NULL; |
189 | ret->objs = sk_X509_OBJECT_new(x509_object_cmp); | |
190 | ret->cache = 1; | |
191 | ret->get_cert_methods = sk_X509_LOOKUP_new_null(); | |
192 | ret->verify = 0; | |
193 | ret->verify_cb = 0; | |
194 | ||
195 | if ((ret->param = X509_VERIFY_PARAM_new()) == NULL) | |
196 | return NULL; | |
197 | ||
198 | ret->get_issuer = 0; | |
199 | ret->check_issued = 0; | |
200 | ret->check_revocation = 0; | |
201 | ret->get_crl = 0; | |
202 | ret->check_crl = 0; | |
203 | ret->cert_crl = 0; | |
204 | ret->lookup_certs = 0; | |
205 | ret->lookup_crls = 0; | |
206 | ret->cleanup = 0; | |
207 | ||
208 | if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509_STORE, ret, &ret->ex_data)) { | |
209 | sk_X509_OBJECT_free(ret->objs); | |
210 | OPENSSL_free(ret); | |
211 | return NULL; | |
212 | } | |
213 | ||
214 | ret->references = 1; | |
215 | return ret; | |
216 | } | |
d02b48c6 | 217 | |
6b691a5c | 218 | static void cleanup(X509_OBJECT *a) |
0f113f3e | 219 | { |
222561fe RS |
220 | if (!a) |
221 | return; | |
0f113f3e MC |
222 | if (a->type == X509_LU_X509) { |
223 | X509_free(a->data.x509); | |
224 | } else if (a->type == X509_LU_CRL) { | |
225 | X509_CRL_free(a->data.crl); | |
226 | } else { | |
227 | /* abort(); */ | |
228 | } | |
229 | ||
230 | OPENSSL_free(a); | |
231 | } | |
d02b48c6 | 232 | |
6b691a5c | 233 | void X509_STORE_free(X509_STORE *vfy) |
0f113f3e MC |
234 | { |
235 | int i; | |
236 | STACK_OF(X509_LOOKUP) *sk; | |
237 | X509_LOOKUP *lu; | |
d02b48c6 | 238 | |
0f113f3e MC |
239 | if (vfy == NULL) |
240 | return; | |
e03ddfae | 241 | |
0f113f3e | 242 | i = CRYPTO_add(&vfy->references, -1, CRYPTO_LOCK_X509_STORE); |
bff9ce4d | 243 | #ifdef REF_PRINT |
0f113f3e | 244 | REF_PRINT("X509_STORE", vfy); |
bff9ce4d | 245 | #endif |
0f113f3e MC |
246 | if (i > 0) |
247 | return; | |
bff9ce4d | 248 | #ifdef REF_CHECK |
0f113f3e MC |
249 | if (i < 0) { |
250 | fprintf(stderr, "X509_STORE_free, bad reference count\n"); | |
251 | abort(); /* ok */ | |
252 | } | |
bff9ce4d DSH |
253 | #endif |
254 | ||
0f113f3e MC |
255 | sk = vfy->get_cert_methods; |
256 | for (i = 0; i < sk_X509_LOOKUP_num(sk); i++) { | |
257 | lu = sk_X509_LOOKUP_value(sk, i); | |
258 | X509_LOOKUP_shutdown(lu); | |
259 | X509_LOOKUP_free(lu); | |
260 | } | |
261 | sk_X509_LOOKUP_free(sk); | |
262 | sk_X509_OBJECT_pop_free(vfy->objs, cleanup); | |
263 | ||
264 | CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509_STORE, vfy, &vfy->ex_data); | |
222561fe | 265 | X509_VERIFY_PARAM_free(vfy->param); |
0f113f3e MC |
266 | OPENSSL_free(vfy); |
267 | } | |
d02b48c6 | 268 | |
6b691a5c | 269 | X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m) |
0f113f3e MC |
270 | { |
271 | int i; | |
272 | STACK_OF(X509_LOOKUP) *sk; | |
273 | X509_LOOKUP *lu; | |
274 | ||
275 | sk = v->get_cert_methods; | |
276 | for (i = 0; i < sk_X509_LOOKUP_num(sk); i++) { | |
277 | lu = sk_X509_LOOKUP_value(sk, i); | |
278 | if (m == lu->method) { | |
279 | return lu; | |
280 | } | |
281 | } | |
282 | /* a new one */ | |
283 | lu = X509_LOOKUP_new(m); | |
284 | if (lu == NULL) | |
285 | return NULL; | |
286 | else { | |
287 | lu->store_ctx = v; | |
288 | if (sk_X509_LOOKUP_push(v->get_cert_methods, lu)) | |
289 | return lu; | |
290 | else { | |
291 | X509_LOOKUP_free(lu); | |
292 | return NULL; | |
293 | } | |
294 | } | |
295 | } | |
d02b48c6 | 296 | |
6b691a5c | 297 | int X509_STORE_get_by_subject(X509_STORE_CTX *vs, int type, X509_NAME *name, |
0f113f3e MC |
298 | X509_OBJECT *ret) |
299 | { | |
300 | X509_STORE *ctx = vs->ctx; | |
301 | X509_LOOKUP *lu; | |
302 | X509_OBJECT stmp, *tmp; | |
303 | int i, j; | |
304 | ||
305 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
306 | tmp = X509_OBJECT_retrieve_by_subject(ctx->objs, type, name); | |
307 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
308 | ||
309 | if (tmp == NULL || type == X509_LU_CRL) { | |
310 | for (i = vs->current_method; | |
311 | i < sk_X509_LOOKUP_num(ctx->get_cert_methods); i++) { | |
312 | lu = sk_X509_LOOKUP_value(ctx->get_cert_methods, i); | |
313 | j = X509_LOOKUP_by_subject(lu, type, name, &stmp); | |
314 | if (j < 0) { | |
315 | vs->current_method = j; | |
316 | return j; | |
317 | } else if (j) { | |
318 | tmp = &stmp; | |
319 | break; | |
320 | } | |
321 | } | |
322 | vs->current_method = 0; | |
323 | if (tmp == NULL) | |
324 | return 0; | |
325 | } | |
326 | ||
35a1cc90 MC |
327 | /*- if (ret->data.ptr != NULL) |
328 | X509_OBJECT_free_contents(ret); */ | |
0f113f3e MC |
329 | |
330 | ret->type = tmp->type; | |
331 | ret->data.ptr = tmp->data.ptr; | |
332 | ||
333 | X509_OBJECT_up_ref_count(ret); | |
334 | ||
335 | return 1; | |
336 | } | |
d02b48c6 | 337 | |
2f043896 | 338 | int X509_STORE_add_cert(X509_STORE *ctx, X509 *x) |
0f113f3e MC |
339 | { |
340 | X509_OBJECT *obj; | |
341 | int ret = 1; | |
342 | ||
343 | if (x == NULL) | |
344 | return 0; | |
b4faea50 | 345 | obj = OPENSSL_malloc(sizeof(*obj)); |
0f113f3e MC |
346 | if (obj == NULL) { |
347 | X509err(X509_F_X509_STORE_ADD_CERT, ERR_R_MALLOC_FAILURE); | |
348 | return 0; | |
349 | } | |
350 | obj->type = X509_LU_X509; | |
351 | obj->data.x509 = x; | |
352 | ||
353 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
354 | ||
355 | X509_OBJECT_up_ref_count(obj); | |
356 | ||
357 | if (X509_OBJECT_retrieve_match(ctx->objs, obj)) { | |
358 | X509_OBJECT_free_contents(obj); | |
359 | OPENSSL_free(obj); | |
360 | X509err(X509_F_X509_STORE_ADD_CERT, | |
361 | X509_R_CERT_ALREADY_IN_HASH_TABLE); | |
362 | ret = 0; | |
363 | } else | |
364 | sk_X509_OBJECT_push(ctx->objs, obj); | |
365 | ||
366 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
367 | ||
368 | return ret; | |
369 | } | |
2f043896 DSH |
370 | |
371 | int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x) | |
0f113f3e MC |
372 | { |
373 | X509_OBJECT *obj; | |
374 | int ret = 1; | |
375 | ||
376 | if (x == NULL) | |
377 | return 0; | |
b4faea50 | 378 | obj = OPENSSL_malloc(sizeof(*obj)); |
0f113f3e MC |
379 | if (obj == NULL) { |
380 | X509err(X509_F_X509_STORE_ADD_CRL, ERR_R_MALLOC_FAILURE); | |
381 | return 0; | |
382 | } | |
383 | obj->type = X509_LU_CRL; | |
384 | obj->data.crl = x; | |
385 | ||
386 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
387 | ||
388 | X509_OBJECT_up_ref_count(obj); | |
389 | ||
390 | if (X509_OBJECT_retrieve_match(ctx->objs, obj)) { | |
391 | X509_OBJECT_free_contents(obj); | |
392 | OPENSSL_free(obj); | |
393 | X509err(X509_F_X509_STORE_ADD_CRL, X509_R_CERT_ALREADY_IN_HASH_TABLE); | |
394 | ret = 0; | |
395 | } else | |
396 | sk_X509_OBJECT_push(ctx->objs, obj); | |
397 | ||
398 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
399 | ||
400 | return ret; | |
401 | } | |
2f043896 | 402 | |
6b691a5c | 403 | void X509_OBJECT_up_ref_count(X509_OBJECT *a) |
0f113f3e MC |
404 | { |
405 | switch (a->type) { | |
406 | case X509_LU_X509: | |
407 | CRYPTO_add(&a->data.x509->references, 1, CRYPTO_LOCK_X509); | |
408 | break; | |
409 | case X509_LU_CRL: | |
410 | CRYPTO_add(&a->data.crl->references, 1, CRYPTO_LOCK_X509_CRL); | |
411 | break; | |
412 | } | |
413 | } | |
d02b48c6 | 414 | |
6b691a5c | 415 | void X509_OBJECT_free_contents(X509_OBJECT *a) |
0f113f3e | 416 | { |
222561fe RS |
417 | if (!a) |
418 | return; | |
0f113f3e MC |
419 | switch (a->type) { |
420 | case X509_LU_X509: | |
421 | X509_free(a->data.x509); | |
422 | break; | |
423 | case X509_LU_CRL: | |
424 | X509_CRL_free(a->data.crl); | |
425 | break; | |
426 | } | |
427 | } | |
d02b48c6 | 428 | |
4d50a2b4 | 429 | static int x509_object_idx_cnt(STACK_OF(X509_OBJECT) *h, int type, |
0f113f3e MC |
430 | X509_NAME *name, int *pnmatch) |
431 | { | |
432 | X509_OBJECT stmp; | |
433 | X509 x509_s; | |
434 | X509_CINF cinf_s; | |
435 | X509_CRL crl_s; | |
436 | X509_CRL_INFO crl_info_s; | |
437 | int idx; | |
438 | ||
439 | stmp.type = type; | |
440 | switch (type) { | |
441 | case X509_LU_X509: | |
442 | stmp.data.x509 = &x509_s; | |
443 | x509_s.cert_info = &cinf_s; | |
444 | cinf_s.subject = name; | |
445 | break; | |
446 | case X509_LU_CRL: | |
447 | stmp.data.crl = &crl_s; | |
448 | crl_s.crl = &crl_info_s; | |
449 | crl_info_s.issuer = name; | |
450 | break; | |
451 | default: | |
452 | /* abort(); */ | |
453 | return -1; | |
454 | } | |
455 | ||
456 | idx = sk_X509_OBJECT_find(h, &stmp); | |
457 | if (idx >= 0 && pnmatch) { | |
458 | int tidx; | |
459 | const X509_OBJECT *tobj, *pstmp; | |
460 | *pnmatch = 1; | |
461 | pstmp = &stmp; | |
462 | for (tidx = idx + 1; tidx < sk_X509_OBJECT_num(h); tidx++) { | |
463 | tobj = sk_X509_OBJECT_value(h, tidx); | |
464 | if (x509_object_cmp(&tobj, &pstmp)) | |
465 | break; | |
466 | (*pnmatch)++; | |
467 | } | |
468 | } | |
469 | return idx; | |
470 | } | |
4d50a2b4 DSH |
471 | |
472 | int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type, | |
0f113f3e MC |
473 | X509_NAME *name) |
474 | { | |
475 | return x509_object_idx_cnt(h, type, name, NULL); | |
476 | } | |
477 | ||
478 | X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h, | |
479 | int type, X509_NAME *name) | |
480 | { | |
481 | int idx; | |
482 | idx = X509_OBJECT_idx_by_subject(h, type, name); | |
483 | if (idx == -1) | |
484 | return NULL; | |
485 | return sk_X509_OBJECT_value(h, idx); | |
486 | } | |
11262391 | 487 | |
c5957688 | 488 | STACK_OF(X509) *X509_STORE_get1_certs(X509_STORE_CTX *ctx, X509_NAME *nm) |
0f113f3e MC |
489 | { |
490 | int i, idx, cnt; | |
491 | STACK_OF(X509) *sk; | |
492 | X509 *x; | |
493 | X509_OBJECT *obj; | |
494 | sk = sk_X509_new_null(); | |
495 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
496 | idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_X509, nm, &cnt); | |
497 | if (idx < 0) { | |
498 | /* | |
499 | * Nothing found in cache: do lookup to possibly add new objects to | |
500 | * cache | |
501 | */ | |
502 | X509_OBJECT xobj; | |
503 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
504 | if (!X509_STORE_get_by_subject(ctx, X509_LU_X509, nm, &xobj)) { | |
505 | sk_X509_free(sk); | |
506 | return NULL; | |
507 | } | |
508 | X509_OBJECT_free_contents(&xobj); | |
509 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
510 | idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_X509, nm, &cnt); | |
511 | if (idx < 0) { | |
512 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
513 | sk_X509_free(sk); | |
514 | return NULL; | |
515 | } | |
516 | } | |
517 | for (i = 0; i < cnt; i++, idx++) { | |
518 | obj = sk_X509_OBJECT_value(ctx->ctx->objs, idx); | |
519 | x = obj->data.x509; | |
520 | CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509); | |
521 | if (!sk_X509_push(sk, x)) { | |
522 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
523 | X509_free(x); | |
524 | sk_X509_pop_free(sk, X509_free); | |
525 | return NULL; | |
526 | } | |
527 | } | |
528 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
529 | return sk; | |
530 | ||
531 | } | |
4d50a2b4 | 532 | |
c5957688 | 533 | STACK_OF(X509_CRL) *X509_STORE_get1_crls(X509_STORE_CTX *ctx, X509_NAME *nm) |
0f113f3e MC |
534 | { |
535 | int i, idx, cnt; | |
536 | STACK_OF(X509_CRL) *sk; | |
537 | X509_CRL *x; | |
538 | X509_OBJECT *obj, xobj; | |
539 | sk = sk_X509_CRL_new_null(); | |
540 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
541 | /* Check cache first */ | |
542 | idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_CRL, nm, &cnt); | |
543 | ||
544 | /* | |
545 | * Always do lookup to possibly add new CRLs to cache | |
546 | */ | |
547 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
548 | if (!X509_STORE_get_by_subject(ctx, X509_LU_CRL, nm, &xobj)) { | |
549 | sk_X509_CRL_free(sk); | |
550 | return NULL; | |
551 | } | |
552 | X509_OBJECT_free_contents(&xobj); | |
553 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
554 | idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_CRL, nm, &cnt); | |
555 | if (idx < 0) { | |
556 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
557 | sk_X509_CRL_free(sk); | |
558 | return NULL; | |
559 | } | |
560 | ||
561 | for (i = 0; i < cnt; i++, idx++) { | |
562 | obj = sk_X509_OBJECT_value(ctx->ctx->objs, idx); | |
563 | x = obj->data.crl; | |
564 | CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509_CRL); | |
565 | if (!sk_X509_CRL_push(sk, x)) { | |
566 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
567 | X509_CRL_free(x); | |
568 | sk_X509_CRL_pop_free(sk, X509_CRL_free); | |
569 | return NULL; | |
570 | } | |
571 | } | |
572 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
573 | return sk; | |
574 | } | |
575 | ||
576 | X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, | |
577 | X509_OBJECT *x) | |
578 | { | |
579 | int idx, i; | |
580 | X509_OBJECT *obj; | |
581 | idx = sk_X509_OBJECT_find(h, x); | |
582 | if (idx == -1) | |
583 | return NULL; | |
584 | if ((x->type != X509_LU_X509) && (x->type != X509_LU_CRL)) | |
585 | return sk_X509_OBJECT_value(h, idx); | |
586 | for (i = idx; i < sk_X509_OBJECT_num(h); i++) { | |
587 | obj = sk_X509_OBJECT_value(h, i); | |
588 | if (x509_object_cmp | |
589 | ((const X509_OBJECT **)&obj, (const X509_OBJECT **)&x)) | |
590 | return NULL; | |
591 | if (x->type == X509_LU_X509) { | |
592 | if (!X509_cmp(obj->data.x509, x->data.x509)) | |
593 | return obj; | |
594 | } else if (x->type == X509_LU_CRL) { | |
595 | if (!X509_CRL_match(obj->data.crl, x->data.crl)) | |
596 | return obj; | |
597 | } else | |
598 | return obj; | |
599 | } | |
600 | return NULL; | |
601 | } | |
d02b48c6 | 602 | |
1d97c843 TH |
603 | /*- |
604 | * Try to get issuer certificate from store. Due to limitations | |
2f043896 DSH |
605 | * of the API this can only retrieve a single certificate matching |
606 | * a given subject name. However it will fill the cache with all | |
a8397553 | 607 | * matching certificates, so we can examine the cache for all |
2f043896 DSH |
608 | * matches. |
609 | * | |
610 | * Return values are: | |
611 | * 1 lookup successful. | |
612 | * 0 certificate not found. | |
613 | * -1 some other error. | |
614 | */ | |
2f043896 | 615 | int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x) |
0f113f3e MC |
616 | { |
617 | X509_NAME *xn; | |
618 | X509_OBJECT obj, *pobj; | |
619 | int i, ok, idx, ret; | |
620 | *issuer = NULL; | |
621 | xn = X509_get_issuer_name(x); | |
622 | ok = X509_STORE_get_by_subject(ctx, X509_LU_X509, xn, &obj); | |
623 | if (ok != X509_LU_X509) { | |
624 | if (ok == X509_LU_RETRY) { | |
625 | X509_OBJECT_free_contents(&obj); | |
626 | X509err(X509_F_X509_STORE_CTX_GET1_ISSUER, X509_R_SHOULD_RETRY); | |
627 | return -1; | |
628 | } else if (ok != X509_LU_FAIL) { | |
629 | X509_OBJECT_free_contents(&obj); | |
630 | /* not good :-(, break anyway */ | |
631 | return -1; | |
632 | } | |
633 | return 0; | |
634 | } | |
635 | /* If certificate matches all OK */ | |
636 | if (ctx->check_issued(ctx, x, obj.data.x509)) { | |
637 | if (x509_check_cert_time(ctx, obj.data.x509, 1)) { | |
638 | *issuer = obj.data.x509; | |
639 | return 1; | |
640 | } | |
641 | } | |
642 | X509_OBJECT_free_contents(&obj); | |
643 | ||
644 | /* Else find index of first cert accepted by 'check_issued' */ | |
645 | ret = 0; | |
646 | CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); | |
647 | idx = X509_OBJECT_idx_by_subject(ctx->ctx->objs, X509_LU_X509, xn); | |
648 | if (idx != -1) { /* should be true as we've had at least one | |
649 | * match */ | |
650 | /* Look through all matching certs for suitable issuer */ | |
651 | for (i = idx; i < sk_X509_OBJECT_num(ctx->ctx->objs); i++) { | |
652 | pobj = sk_X509_OBJECT_value(ctx->ctx->objs, i); | |
653 | /* See if we've run past the matches */ | |
654 | if (pobj->type != X509_LU_X509) | |
655 | break; | |
656 | if (X509_NAME_cmp(xn, X509_get_subject_name(pobj->data.x509))) | |
657 | break; | |
658 | if (ctx->check_issued(ctx, x, pobj->data.x509)) { | |
659 | *issuer = pobj->data.x509; | |
660 | ret = 1; | |
661 | /* | |
662 | * If times check, exit with match, | |
663 | * otherwise keep looking. Leave last | |
664 | * match in issuer so we return nearest | |
665 | * match if no certificate time is OK. | |
666 | */ | |
667 | ||
668 | if (x509_check_cert_time(ctx, *issuer, 1)) | |
669 | break; | |
670 | } | |
671 | } | |
672 | } | |
673 | CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); | |
674 | if (*issuer) | |
675 | CRYPTO_add(&(*issuer)->references, 1, CRYPTO_LOCK_X509); | |
676 | return ret; | |
677 | } | |
d02b48c6 | 678 | |
5d7c222d | 679 | int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags) |
0f113f3e MC |
680 | { |
681 | return X509_VERIFY_PARAM_set_flags(ctx->param, flags); | |
682 | } | |
5d7c222d DSH |
683 | |
684 | int X509_STORE_set_depth(X509_STORE *ctx, int depth) | |
0f113f3e MC |
685 | { |
686 | X509_VERIFY_PARAM_set_depth(ctx->param, depth); | |
687 | return 1; | |
688 | } | |
bdee69f7 | 689 | |
926a56bf | 690 | int X509_STORE_set_purpose(X509_STORE *ctx, int purpose) |
0f113f3e MC |
691 | { |
692 | return X509_VERIFY_PARAM_set_purpose(ctx->param, purpose); | |
693 | } | |
926a56bf DSH |
694 | |
695 | int X509_STORE_set_trust(X509_STORE *ctx, int trust) | |
0f113f3e MC |
696 | { |
697 | return X509_VERIFY_PARAM_set_trust(ctx->param, trust); | |
698 | } | |
5d7c222d DSH |
699 | |
700 | int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *param) | |
0f113f3e MC |
701 | { |
702 | return X509_VERIFY_PARAM_set1(ctx->param, param); | |
703 | } | |
926a56bf | 704 | |
a5b37fca | 705 | void X509_STORE_set_verify_cb(X509_STORE *ctx, |
0f113f3e MC |
706 | int (*verify_cb) (int, X509_STORE_CTX *)) |
707 | { | |
708 | ctx->verify_cb = verify_cb; | |
709 | } | |
a5b37fca | 710 | |
2c340864 | 711 | void X509_STORE_set_lookup_crls_cb(X509_STORE *ctx, |
0f113f3e MC |
712 | STACK_OF(X509_CRL) *(*cb) (X509_STORE_CTX |
713 | *ctx, | |
714 | X509_NAME *nm)) | |
715 | { | |
716 | ctx->lookup_crls = cb; | |
717 | } | |
2c340864 DSH |
718 | |
719 | X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx) | |
0f113f3e MC |
720 | { |
721 | return ctx->ctx; | |
722 | } |