1 /* crypto/x509/x509_lu.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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
58 #include <string.h>
59
60 #include <openssl/err.h>
61 #include <openssl/mem.h>
62 #include <openssl/thread.h>
63 #include <openssl/x509.h>
64 #include <openssl/x509v3.h>
65
66 #include "../internal.h"
67 #include "internal.h"
68
X509_LOOKUP_new(X509_LOOKUP_METHOD * method)69 X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method)
70 {
71 X509_LOOKUP *ret;
72
73 ret = (X509_LOOKUP *)OPENSSL_malloc(sizeof(X509_LOOKUP));
74 if (ret == NULL)
75 return NULL;
76
77 ret->init = 0;
78 ret->skip = 0;
79 ret->method = method;
80 ret->method_data = NULL;
81 ret->store_ctx = NULL;
82 if ((method->new_item != NULL) && !method->new_item(ret)) {
83 OPENSSL_free(ret);
84 return NULL;
85 }
86 return ret;
87 }
88
X509_LOOKUP_free(X509_LOOKUP * ctx)89 void X509_LOOKUP_free(X509_LOOKUP *ctx)
90 {
91 if (ctx == NULL)
92 return;
93 if ((ctx->method != NULL) && (ctx->method->free != NULL))
94 (*ctx->method->free) (ctx);
95 OPENSSL_free(ctx);
96 }
97
X509_LOOKUP_init(X509_LOOKUP * ctx)98 int X509_LOOKUP_init(X509_LOOKUP *ctx)
99 {
100 if (ctx->method == NULL)
101 return 0;
102 if (ctx->method->init != NULL)
103 return ctx->method->init(ctx);
104 else
105 return 1;
106 }
107
X509_LOOKUP_shutdown(X509_LOOKUP * ctx)108 int X509_LOOKUP_shutdown(X509_LOOKUP *ctx)
109 {
110 if (ctx->method == NULL)
111 return 0;
112 if (ctx->method->shutdown != NULL)
113 return ctx->method->shutdown(ctx);
114 else
115 return 1;
116 }
117
X509_LOOKUP_ctrl(X509_LOOKUP * ctx,int cmd,const char * argc,long argl,char ** ret)118 int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc, long argl,
119 char **ret)
120 {
121 if (ctx->method == NULL)
122 return -1;
123 if (ctx->method->ctrl != NULL)
124 return ctx->method->ctrl(ctx, cmd, argc, argl, ret);
125 else
126 return 1;
127 }
128
X509_LOOKUP_by_subject(X509_LOOKUP * ctx,int type,X509_NAME * name,X509_OBJECT * ret)129 int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name,
130 X509_OBJECT *ret)
131 {
132 if ((ctx->method == NULL) || (ctx->method->get_by_subject == NULL))
133 return 0;
134 if (ctx->skip)
135 return 0;
136 return ctx->method->get_by_subject(ctx, type, name, ret) > 0;
137 }
138
X509_LOOKUP_by_issuer_serial(X509_LOOKUP * ctx,int type,X509_NAME * name,ASN1_INTEGER * serial,X509_OBJECT * ret)139 int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name,
140 ASN1_INTEGER *serial, X509_OBJECT *ret)
141 {
142 if ((ctx->method == NULL) || (ctx->method->get_by_issuer_serial == NULL))
143 return 0;
144 return ctx->method->get_by_issuer_serial(ctx, type, name, serial, ret) > 0;
145 }
146
X509_LOOKUP_by_fingerprint(X509_LOOKUP * ctx,int type,unsigned char * bytes,int len,X509_OBJECT * ret)147 int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type,
148 unsigned char *bytes, int len,
149 X509_OBJECT *ret)
150 {
151 if ((ctx->method == NULL) || (ctx->method->get_by_fingerprint == NULL))
152 return 0;
153 return ctx->method->get_by_fingerprint(ctx, type, bytes, len, ret) > 0;
154 }
155
X509_LOOKUP_by_alias(X509_LOOKUP * ctx,int type,char * str,int len,X509_OBJECT * ret)156 int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str, int len,
157 X509_OBJECT *ret)
158 {
159 if ((ctx->method == NULL) || (ctx->method->get_by_alias == NULL))
160 return 0;
161 return ctx->method->get_by_alias(ctx, type, str, len, ret) > 0;
162 }
163
x509_object_cmp(const X509_OBJECT ** a,const X509_OBJECT ** b)164 static int x509_object_cmp(const X509_OBJECT **a, const X509_OBJECT **b)
165 {
166 int ret;
167
168 ret = ((*a)->type - (*b)->type);
169 if (ret)
170 return ret;
171 switch ((*a)->type) {
172 case X509_LU_X509:
173 ret = X509_subject_name_cmp((*a)->data.x509, (*b)->data.x509);
174 break;
175 case X509_LU_CRL:
176 ret = X509_CRL_cmp((*a)->data.crl, (*b)->data.crl);
177 break;
178 default:
179 /* abort(); */
180 return 0;
181 }
182 return ret;
183 }
184
X509_STORE_new(void)185 X509_STORE *X509_STORE_new(void)
186 {
187 X509_STORE *ret;
188
189 if ((ret = (X509_STORE *)OPENSSL_malloc(sizeof(X509_STORE))) == NULL)
190 return NULL;
191 OPENSSL_memset(ret, 0, sizeof(*ret));
192 CRYPTO_MUTEX_init(&ret->objs_lock);
193 ret->objs = sk_X509_OBJECT_new(x509_object_cmp);
194 if (ret->objs == NULL)
195 goto err;
196 ret->cache = 1;
197 ret->get_cert_methods = sk_X509_LOOKUP_new_null();
198 if (ret->get_cert_methods == NULL)
199 goto err;
200 ret->param = X509_VERIFY_PARAM_new();
201 if (ret->param == NULL)
202 goto err;
203
204 ret->references = 1;
205 return ret;
206 err:
207 if (ret) {
208 CRYPTO_MUTEX_cleanup(&ret->objs_lock);
209 if (ret->param)
210 X509_VERIFY_PARAM_free(ret->param);
211 if (ret->get_cert_methods)
212 sk_X509_LOOKUP_free(ret->get_cert_methods);
213 if (ret->objs)
214 sk_X509_OBJECT_free(ret->objs);
215 OPENSSL_free(ret);
216 }
217 return NULL;
218 }
219
X509_STORE_up_ref(X509_STORE * store)220 int X509_STORE_up_ref(X509_STORE *store)
221 {
222 CRYPTO_refcount_inc(&store->references);
223 return 1;
224 }
225
cleanup(X509_OBJECT * a)226 static void cleanup(X509_OBJECT *a)
227 {
228 if (a == NULL) {
229 return;
230 }
231 if (a->type == X509_LU_X509) {
232 X509_free(a->data.x509);
233 } else if (a->type == X509_LU_CRL) {
234 X509_CRL_free(a->data.crl);
235 } else {
236 /* abort(); */
237 }
238
239 OPENSSL_free(a);
240 }
241
X509_STORE_free(X509_STORE * vfy)242 void X509_STORE_free(X509_STORE *vfy)
243 {
244 size_t j;
245 STACK_OF(X509_LOOKUP) *sk;
246 X509_LOOKUP *lu;
247
248 if (vfy == NULL)
249 return;
250
251 if (!CRYPTO_refcount_dec_and_test_zero(&vfy->references)) {
252 return;
253 }
254
255 CRYPTO_MUTEX_cleanup(&vfy->objs_lock);
256
257 sk = vfy->get_cert_methods;
258 for (j = 0; j < sk_X509_LOOKUP_num(sk); j++) {
259 lu = sk_X509_LOOKUP_value(sk, j);
260 X509_LOOKUP_shutdown(lu);
261 X509_LOOKUP_free(lu);
262 }
263 sk_X509_LOOKUP_free(sk);
264 sk_X509_OBJECT_pop_free(vfy->objs, cleanup);
265
266 if (vfy->param)
267 X509_VERIFY_PARAM_free(vfy->param);
268 OPENSSL_free(vfy);
269 }
270
X509_STORE_add_lookup(X509_STORE * v,X509_LOOKUP_METHOD * m)271 X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m)
272 {
273 size_t i;
274 STACK_OF(X509_LOOKUP) *sk;
275 X509_LOOKUP *lu;
276
277 sk = v->get_cert_methods;
278 for (i = 0; i < sk_X509_LOOKUP_num(sk); i++) {
279 lu = sk_X509_LOOKUP_value(sk, i);
280 if (m == lu->method) {
281 return lu;
282 }
283 }
284 /* a new one */
285 lu = X509_LOOKUP_new(m);
286 if (lu == NULL)
287 return NULL;
288 else {
289 lu->store_ctx = v;
290 if (sk_X509_LOOKUP_push(v->get_cert_methods, lu))
291 return lu;
292 else {
293 X509_LOOKUP_free(lu);
294 return NULL;
295 }
296 }
297 }
298
X509_STORE_get_by_subject(X509_STORE_CTX * vs,int type,X509_NAME * name,X509_OBJECT * ret)299 int X509_STORE_get_by_subject(X509_STORE_CTX *vs, int type, X509_NAME *name,
300 X509_OBJECT *ret)
301 {
302 X509_STORE *ctx = vs->ctx;
303 X509_LOOKUP *lu;
304 X509_OBJECT stmp, *tmp;
305 int i;
306
307 CRYPTO_MUTEX_lock_write(&ctx->objs_lock);
308 tmp = X509_OBJECT_retrieve_by_subject(ctx->objs, type, name);
309 CRYPTO_MUTEX_unlock_write(&ctx->objs_lock);
310
311 if (tmp == NULL || type == X509_LU_CRL) {
312 for (i = 0; i < (int)sk_X509_LOOKUP_num(ctx->get_cert_methods); i++) {
313 lu = sk_X509_LOOKUP_value(ctx->get_cert_methods, i);
314 if (X509_LOOKUP_by_subject(lu, type, name, &stmp)) {
315 tmp = &stmp;
316 break;
317 }
318 }
319 if (tmp == NULL)
320 return 0;
321 }
322
323 /*
324 * if (ret->data.ptr != NULL) X509_OBJECT_free_contents(ret);
325 */
326
327 ret->type = tmp->type;
328 ret->data.ptr = tmp->data.ptr;
329
330 X509_OBJECT_up_ref_count(ret);
331
332 return 1;
333 }
334
X509_STORE_add_cert(X509_STORE * ctx,X509 * x)335 int X509_STORE_add_cert(X509_STORE *ctx, X509 *x)
336 {
337 X509_OBJECT *obj;
338 int ret = 1;
339
340 if (x == NULL)
341 return 0;
342 obj = (X509_OBJECT *)OPENSSL_malloc(sizeof(X509_OBJECT));
343 if (obj == NULL) {
344 OPENSSL_PUT_ERROR(X509, ERR_R_MALLOC_FAILURE);
345 return 0;
346 }
347 obj->type = X509_LU_X509;
348 obj->data.x509 = x;
349
350 CRYPTO_MUTEX_lock_write(&ctx->objs_lock);
351
352 X509_OBJECT_up_ref_count(obj);
353
354 if (X509_OBJECT_retrieve_match(ctx->objs, obj)) {
355 X509_OBJECT_free_contents(obj);
356 OPENSSL_free(obj);
357 OPENSSL_PUT_ERROR(X509, X509_R_CERT_ALREADY_IN_HASH_TABLE);
358 ret = 0;
359 } else if (!sk_X509_OBJECT_push(ctx->objs, obj)) {
360 X509_OBJECT_free_contents(obj);
361 OPENSSL_free(obj);
362 OPENSSL_PUT_ERROR(X509, ERR_R_MALLOC_FAILURE);
363 ret = 0;
364 }
365
366 CRYPTO_MUTEX_unlock_write(&ctx->objs_lock);
367
368 return ret;
369 }
370
X509_STORE_add_crl(X509_STORE * ctx,X509_CRL * x)371 int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x)
372 {
373 X509_OBJECT *obj;
374 int ret = 1;
375
376 if (x == NULL)
377 return 0;
378 obj = (X509_OBJECT *)OPENSSL_malloc(sizeof(X509_OBJECT));
379 if (obj == NULL) {
380 OPENSSL_PUT_ERROR(X509, ERR_R_MALLOC_FAILURE);
381 return 0;
382 }
383 obj->type = X509_LU_CRL;
384 obj->data.crl = x;
385
386 CRYPTO_MUTEX_lock_write(&ctx->objs_lock);
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 OPENSSL_PUT_ERROR(X509, X509_R_CERT_ALREADY_IN_HASH_TABLE);
394 ret = 0;
395 } else if (!sk_X509_OBJECT_push(ctx->objs, obj)) {
396 X509_OBJECT_free_contents(obj);
397 OPENSSL_free(obj);
398 OPENSSL_PUT_ERROR(X509, ERR_R_MALLOC_FAILURE);
399 ret = 0;
400 }
401
402 CRYPTO_MUTEX_unlock_write(&ctx->objs_lock);
403
404 return ret;
405 }
406
X509_OBJECT_up_ref_count(X509_OBJECT * a)407 int X509_OBJECT_up_ref_count(X509_OBJECT *a)
408 {
409 switch (a->type) {
410 case X509_LU_X509:
411 X509_up_ref(a->data.x509);
412 break;
413 case X509_LU_CRL:
414 X509_CRL_up_ref(a->data.crl);
415 break;
416 }
417 return 1;
418 }
419
X509_OBJECT_free_contents(X509_OBJECT * a)420 void X509_OBJECT_free_contents(X509_OBJECT *a)
421 {
422 switch (a->type) {
423 case X509_LU_X509:
424 X509_free(a->data.x509);
425 break;
426 case X509_LU_CRL:
427 X509_CRL_free(a->data.crl);
428 break;
429 }
430 }
431
X509_OBJECT_get_type(const X509_OBJECT * a)432 int X509_OBJECT_get_type(const X509_OBJECT *a)
433 {
434 return a->type;
435 }
436
X509_OBJECT_get0_X509(const X509_OBJECT * a)437 X509 *X509_OBJECT_get0_X509(const X509_OBJECT *a)
438 {
439 if (a == NULL || a->type != X509_LU_X509) {
440 return NULL;
441 }
442 return a->data.x509;
443 }
444
x509_object_idx_cnt(STACK_OF (X509_OBJECT)* h,int type,X509_NAME * name,int * pnmatch)445 static int x509_object_idx_cnt(STACK_OF(X509_OBJECT) *h, int type,
446 X509_NAME *name, int *pnmatch)
447 {
448 X509_OBJECT stmp;
449 X509 x509_s;
450 X509_CINF cinf_s;
451 X509_CRL crl_s;
452 X509_CRL_INFO crl_info_s;
453
454 stmp.type = type;
455 switch (type) {
456 case X509_LU_X509:
457 stmp.data.x509 = &x509_s;
458 x509_s.cert_info = &cinf_s;
459 cinf_s.subject = name;
460 break;
461 case X509_LU_CRL:
462 stmp.data.crl = &crl_s;
463 crl_s.crl = &crl_info_s;
464 crl_info_s.issuer = name;
465 break;
466 default:
467 /* abort(); */
468 return -1;
469 }
470
471 size_t idx;
472 sk_X509_OBJECT_sort(h);
473 if (!sk_X509_OBJECT_find(h, &idx, &stmp))
474 return -1;
475
476 if (pnmatch != NULL) {
477 int tidx;
478 const X509_OBJECT *tobj, *pstmp;
479 *pnmatch = 1;
480 pstmp = &stmp;
481 for (tidx = idx + 1; tidx < (int)sk_X509_OBJECT_num(h); tidx++) {
482 tobj = sk_X509_OBJECT_value(h, tidx);
483 if (x509_object_cmp(&tobj, &pstmp))
484 break;
485 (*pnmatch)++;
486 }
487 }
488
489 return idx;
490 }
491
X509_OBJECT_idx_by_subject(STACK_OF (X509_OBJECT)* h,int type,X509_NAME * name)492 int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type,
493 X509_NAME *name)
494 {
495 return x509_object_idx_cnt(h, type, name, NULL);
496 }
497
X509_OBJECT_retrieve_by_subject(STACK_OF (X509_OBJECT)* h,int type,X509_NAME * name)498 X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,
499 int type, X509_NAME *name)
500 {
501 int idx;
502 idx = X509_OBJECT_idx_by_subject(h, type, name);
503 if (idx == -1)
504 return NULL;
505 return sk_X509_OBJECT_value(h, idx);
506 }
507
STACK_OF(X509_OBJECT)508 STACK_OF(X509_OBJECT) *X509_STORE_get0_objects(X509_STORE *st)
509 {
510 return st->objs;
511 }
512
STACK_OF(X509)513 STACK_OF (X509) * X509_STORE_get1_certs(X509_STORE_CTX *ctx, X509_NAME *nm)
514 {
515 int i, idx, cnt;
516 STACK_OF(X509) *sk;
517 X509 *x;
518 X509_OBJECT *obj;
519 sk = sk_X509_new_null();
520 if (sk == NULL)
521 return NULL;
522 CRYPTO_MUTEX_lock_write(&ctx->ctx->objs_lock);
523 idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_X509, nm, &cnt);
524 if (idx < 0) {
525 /*
526 * Nothing found in cache: do lookup to possibly add new objects to
527 * cache
528 */
529 X509_OBJECT xobj;
530 CRYPTO_MUTEX_unlock_write(&ctx->ctx->objs_lock);
531 if (!X509_STORE_get_by_subject(ctx, X509_LU_X509, nm, &xobj)) {
532 sk_X509_free(sk);
533 return NULL;
534 }
535 X509_OBJECT_free_contents(&xobj);
536 CRYPTO_MUTEX_lock_write(&ctx->ctx->objs_lock);
537 idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_X509, nm, &cnt);
538 if (idx < 0) {
539 CRYPTO_MUTEX_unlock_write(&ctx->ctx->objs_lock);
540 sk_X509_free(sk);
541 return NULL;
542 }
543 }
544 for (i = 0; i < cnt; i++, idx++) {
545 obj = sk_X509_OBJECT_value(ctx->ctx->objs, idx);
546 x = obj->data.x509;
547 if (!sk_X509_push(sk, x)) {
548 CRYPTO_MUTEX_unlock_write(&ctx->ctx->objs_lock);
549 sk_X509_pop_free(sk, X509_free);
550 return NULL;
551 }
552 X509_up_ref(x);
553 }
554 CRYPTO_MUTEX_unlock_write(&ctx->ctx->objs_lock);
555 return sk;
556
557 }
558
STACK_OF(X509_CRL)559 STACK_OF (X509_CRL) * X509_STORE_get1_crls(X509_STORE_CTX *ctx, X509_NAME *nm)
560 {
561 int i, idx, cnt;
562 STACK_OF(X509_CRL) *sk;
563 X509_CRL *x;
564 X509_OBJECT *obj, xobj;
565 sk = sk_X509_CRL_new_null();
566 if (sk == NULL)
567 return NULL;
568
569 /* Always do lookup to possibly add new CRLs to cache. */
570 if (!X509_STORE_get_by_subject(ctx, X509_LU_CRL, nm, &xobj)) {
571 sk_X509_CRL_free(sk);
572 return NULL;
573 }
574 X509_OBJECT_free_contents(&xobj);
575 CRYPTO_MUTEX_lock_write(&ctx->ctx->objs_lock);
576 idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_CRL, nm, &cnt);
577 if (idx < 0) {
578 CRYPTO_MUTEX_unlock_write(&ctx->ctx->objs_lock);
579 sk_X509_CRL_free(sk);
580 return NULL;
581 }
582
583 for (i = 0; i < cnt; i++, idx++) {
584 obj = sk_X509_OBJECT_value(ctx->ctx->objs, idx);
585 x = obj->data.crl;
586 X509_CRL_up_ref(x);
587 if (!sk_X509_CRL_push(sk, x)) {
588 CRYPTO_MUTEX_unlock_write(&ctx->ctx->objs_lock);
589 X509_CRL_free(x);
590 sk_X509_CRL_pop_free(sk, X509_CRL_free);
591 return NULL;
592 }
593 }
594 CRYPTO_MUTEX_unlock_write(&ctx->ctx->objs_lock);
595 return sk;
596 }
597
X509_OBJECT_retrieve_match(STACK_OF (X509_OBJECT)* h,X509_OBJECT * x)598 X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h,
599 X509_OBJECT *x)
600 {
601 size_t idx, i;
602 X509_OBJECT *obj;
603
604 sk_X509_OBJECT_sort(h);
605 if (!sk_X509_OBJECT_find(h, &idx, x)) {
606 return NULL;
607 }
608 if ((x->type != X509_LU_X509) && (x->type != X509_LU_CRL))
609 return sk_X509_OBJECT_value(h, idx);
610 for (i = idx; i < sk_X509_OBJECT_num(h); i++) {
611 obj = sk_X509_OBJECT_value(h, i);
612 if (x509_object_cmp
613 ((const X509_OBJECT **)&obj, (const X509_OBJECT **)&x))
614 return NULL;
615 if (x->type == X509_LU_X509) {
616 if (!X509_cmp(obj->data.x509, x->data.x509))
617 return obj;
618 } else if (x->type == X509_LU_CRL) {
619 if (!X509_CRL_match(obj->data.crl, x->data.crl))
620 return obj;
621 } else
622 return obj;
623 }
624 return NULL;
625 }
626
627 /*
628 * Try to get issuer certificate from store. Due to limitations of the API
629 * this can only retrieve a single certificate matching a given subject name.
630 * However it will fill the cache with all matching certificates, so we can
631 * examine the cache for all matches. Return values are: 1 lookup
632 * successful. 0 certificate not found. -1 some other error.
633 */
X509_STORE_CTX_get1_issuer(X509 ** issuer,X509_STORE_CTX * ctx,X509 * x)634 int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x)
635 {
636 X509_NAME *xn;
637 X509_OBJECT obj, *pobj;
638 int idx, ret;
639 size_t i;
640 xn = X509_get_issuer_name(x);
641 if (!X509_STORE_get_by_subject(ctx, X509_LU_X509, xn, &obj))
642 return 0;
643 /* If certificate matches all OK */
644 if (ctx->check_issued(ctx, x, obj.data.x509)) {
645 *issuer = obj.data.x509;
646 return 1;
647 }
648 X509_OBJECT_free_contents(&obj);
649
650 /* Else find index of first cert accepted by 'check_issued' */
651 ret = 0;
652 CRYPTO_MUTEX_lock_write(&ctx->ctx->objs_lock);
653 idx = X509_OBJECT_idx_by_subject(ctx->ctx->objs, X509_LU_X509, xn);
654 if (idx != -1) { /* should be true as we've had at least one
655 * match */
656 /* Look through all matching certs for suitable issuer */
657 for (i = idx; i < sk_X509_OBJECT_num(ctx->ctx->objs); i++) {
658 pobj = sk_X509_OBJECT_value(ctx->ctx->objs, i);
659 /* See if we've run past the matches */
660 if (pobj->type != X509_LU_X509)
661 break;
662 if (X509_NAME_cmp(xn, X509_get_subject_name(pobj->data.x509)))
663 break;
664 if (ctx->check_issued(ctx, x, pobj->data.x509)) {
665 *issuer = pobj->data.x509;
666 X509_OBJECT_up_ref_count(pobj);
667 ret = 1;
668 break;
669 }
670 }
671 }
672 CRYPTO_MUTEX_unlock_write(&ctx->ctx->objs_lock);
673 return ret;
674 }
675
X509_STORE_set_flags(X509_STORE * ctx,unsigned long flags)676 int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags)
677 {
678 return X509_VERIFY_PARAM_set_flags(ctx->param, flags);
679 }
680
X509_STORE_set_depth(X509_STORE * ctx,int depth)681 int X509_STORE_set_depth(X509_STORE *ctx, int depth)
682 {
683 X509_VERIFY_PARAM_set_depth(ctx->param, depth);
684 return 1;
685 }
686
X509_STORE_set_purpose(X509_STORE * ctx,int purpose)687 int X509_STORE_set_purpose(X509_STORE *ctx, int purpose)
688 {
689 return X509_VERIFY_PARAM_set_purpose(ctx->param, purpose);
690 }
691
X509_STORE_set_trust(X509_STORE * ctx,int trust)692 int X509_STORE_set_trust(X509_STORE *ctx, int trust)
693 {
694 return X509_VERIFY_PARAM_set_trust(ctx->param, trust);
695 }
696
X509_STORE_set1_param(X509_STORE * ctx,X509_VERIFY_PARAM * param)697 int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *param)
698 {
699 return X509_VERIFY_PARAM_set1(ctx->param, param);
700 }
701
X509_STORE_get0_param(X509_STORE * ctx)702 X509_VERIFY_PARAM *X509_STORE_get0_param(X509_STORE *ctx)
703 {
704 return ctx->param;
705 }
706
X509_STORE_set_verify(X509_STORE * ctx,X509_STORE_CTX_verify_fn verify)707 void X509_STORE_set_verify(X509_STORE *ctx, X509_STORE_CTX_verify_fn verify)
708 {
709 ctx->verify = verify;
710 }
711
X509_STORE_get_verify(X509_STORE * ctx)712 X509_STORE_CTX_verify_fn X509_STORE_get_verify(X509_STORE *ctx)
713 {
714 return ctx->verify;
715 }
716
X509_STORE_set_verify_cb(X509_STORE * ctx,X509_STORE_CTX_verify_cb verify_cb)717 void X509_STORE_set_verify_cb(X509_STORE *ctx,
718 X509_STORE_CTX_verify_cb verify_cb)
719 {
720 ctx->verify_cb = verify_cb;
721 }
722
X509_STORE_get_verify_cb(X509_STORE * ctx)723 X509_STORE_CTX_verify_cb X509_STORE_get_verify_cb(X509_STORE *ctx)
724 {
725 return ctx->verify_cb;
726 }
727
X509_STORE_set_get_issuer(X509_STORE * ctx,X509_STORE_CTX_get_issuer_fn get_issuer)728 void X509_STORE_set_get_issuer(X509_STORE *ctx,
729 X509_STORE_CTX_get_issuer_fn get_issuer)
730 {
731 ctx->get_issuer = get_issuer;
732 }
733
X509_STORE_get_get_issuer(X509_STORE * ctx)734 X509_STORE_CTX_get_issuer_fn X509_STORE_get_get_issuer(X509_STORE *ctx)
735 {
736 return ctx->get_issuer;
737 }
738
X509_STORE_set_check_issued(X509_STORE * ctx,X509_STORE_CTX_check_issued_fn check_issued)739 void X509_STORE_set_check_issued(X509_STORE *ctx,
740 X509_STORE_CTX_check_issued_fn check_issued)
741 {
742 ctx->check_issued = check_issued;
743 }
744
X509_STORE_get_check_issued(X509_STORE * ctx)745 X509_STORE_CTX_check_issued_fn X509_STORE_get_check_issued(X509_STORE *ctx)
746 {
747 return ctx->check_issued;
748 }
749
X509_STORE_set_check_revocation(X509_STORE * ctx,X509_STORE_CTX_check_revocation_fn check_revocation)750 void X509_STORE_set_check_revocation(X509_STORE *ctx,
751 X509_STORE_CTX_check_revocation_fn check_revocation)
752 {
753 ctx->check_revocation = check_revocation;
754 }
755
X509_STORE_get_check_revocation(X509_STORE * ctx)756 X509_STORE_CTX_check_revocation_fn X509_STORE_get_check_revocation(X509_STORE *ctx)
757 {
758 return ctx->check_revocation;
759 }
760
X509_STORE_set_get_crl(X509_STORE * ctx,X509_STORE_CTX_get_crl_fn get_crl)761 void X509_STORE_set_get_crl(X509_STORE *ctx,
762 X509_STORE_CTX_get_crl_fn get_crl)
763 {
764 ctx->get_crl = get_crl;
765 }
766
X509_STORE_get_get_crl(X509_STORE * ctx)767 X509_STORE_CTX_get_crl_fn X509_STORE_get_get_crl(X509_STORE *ctx)
768 {
769 return ctx->get_crl;
770 }
771
X509_STORE_set_check_crl(X509_STORE * ctx,X509_STORE_CTX_check_crl_fn check_crl)772 void X509_STORE_set_check_crl(X509_STORE *ctx,
773 X509_STORE_CTX_check_crl_fn check_crl)
774 {
775 ctx->check_crl = check_crl;
776 }
777
X509_STORE_get_check_crl(X509_STORE * ctx)778 X509_STORE_CTX_check_crl_fn X509_STORE_get_check_crl(X509_STORE *ctx)
779 {
780 return ctx->check_crl;
781 }
782
X509_STORE_set_cert_crl(X509_STORE * ctx,X509_STORE_CTX_cert_crl_fn cert_crl)783 void X509_STORE_set_cert_crl(X509_STORE *ctx,
784 X509_STORE_CTX_cert_crl_fn cert_crl)
785 {
786 ctx->cert_crl = cert_crl;
787 }
788
X509_STORE_get_cert_crl(X509_STORE * ctx)789 X509_STORE_CTX_cert_crl_fn X509_STORE_get_cert_crl(X509_STORE *ctx)
790 {
791 return ctx->cert_crl;
792 }
793
X509_STORE_set_lookup_certs(X509_STORE * ctx,X509_STORE_CTX_lookup_certs_fn lookup_certs)794 void X509_STORE_set_lookup_certs(X509_STORE *ctx,
795 X509_STORE_CTX_lookup_certs_fn lookup_certs)
796 {
797 ctx->lookup_certs = lookup_certs;
798 }
799
X509_STORE_get_lookup_certs(X509_STORE * ctx)800 X509_STORE_CTX_lookup_certs_fn X509_STORE_get_lookup_certs(X509_STORE *ctx)
801 {
802 return ctx->lookup_certs;
803 }
804
X509_STORE_set_lookup_crls(X509_STORE * ctx,X509_STORE_CTX_lookup_crls_fn lookup_crls)805 void X509_STORE_set_lookup_crls(X509_STORE *ctx,
806 X509_STORE_CTX_lookup_crls_fn lookup_crls)
807 {
808 ctx->lookup_crls = lookup_crls;
809 }
810
X509_STORE_get_lookup_crls(X509_STORE * ctx)811 X509_STORE_CTX_lookup_crls_fn X509_STORE_get_lookup_crls(X509_STORE *ctx)
812 {
813 return ctx->lookup_crls;
814 }
815
X509_STORE_set_cleanup(X509_STORE * ctx,X509_STORE_CTX_cleanup_fn ctx_cleanup)816 void X509_STORE_set_cleanup(X509_STORE *ctx,
817 X509_STORE_CTX_cleanup_fn ctx_cleanup)
818 {
819 ctx->cleanup = ctx_cleanup;
820 }
821
X509_STORE_get_cleanup(X509_STORE * ctx)822 X509_STORE_CTX_cleanup_fn X509_STORE_get_cleanup(X509_STORE *ctx)
823 {
824 return ctx->cleanup;
825 }
826
X509_STORE_CTX_get0_store(X509_STORE_CTX * ctx)827 X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx)
828 {
829 return ctx->ctx;
830 }
831