Coverage Report

Created: 2025-06-13 06:56

/src/openssl/crypto/x509/x509_lu.c
Line
Count
Source (jump to first uncovered line)
1
/*
2
 * Copyright 1995-2025 The OpenSSL Project Authors. All Rights Reserved.
3
 *
4
 * Licensed under the Apache License 2.0 (the "License").  You may not use
5
 * this file except in compliance with the License.  You can obtain a copy
6
 * in the file LICENSE in the source distribution or at
7
 * https://www.openssl.org/source/license.html
8
 */
9
10
#include <stdio.h>
11
#include "internal/cryptlib.h"
12
#include "internal/refcount.h"
13
#include <openssl/x509.h>
14
#include "crypto/x509.h"
15
#include <openssl/x509v3.h>
16
#include "x509_local.h"
17
18
X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method)
19
0
{
20
0
    X509_LOOKUP *ret = OPENSSL_zalloc(sizeof(*ret));
21
22
0
    if (ret == NULL)
23
0
        return NULL;
24
25
0
    ret->method = method;
26
0
    if (method->new_item != NULL && method->new_item(ret) == 0) {
27
0
        OPENSSL_free(ret);
28
0
        return NULL;
29
0
    }
30
0
    return ret;
31
0
}
32
33
void X509_LOOKUP_free(X509_LOOKUP *ctx)
34
0
{
35
0
    if (ctx == NULL)
36
0
        return;
37
0
    if ((ctx->method != NULL) && (ctx->method->free != NULL))
38
0
        (*ctx->method->free) (ctx);
39
0
    OPENSSL_free(ctx);
40
0
}
41
42
int X509_STORE_lock(X509_STORE *xs)
43
0
{
44
0
    return CRYPTO_THREAD_write_lock(xs->lock);
45
0
}
46
47
static int x509_store_read_lock(X509_STORE *xs)
48
0
{
49
0
    return CRYPTO_THREAD_read_lock(xs->lock);
50
0
}
51
52
int X509_STORE_unlock(X509_STORE *xs)
53
0
{
54
0
    return CRYPTO_THREAD_unlock(xs->lock);
55
0
}
56
57
int X509_LOOKUP_init(X509_LOOKUP *ctx)
58
0
{
59
0
    if (ctx->method == NULL)
60
0
        return 0;
61
0
    if (ctx->method->init != NULL)
62
0
        return ctx->method->init(ctx);
63
0
    else
64
0
        return 1;
65
0
}
66
67
int X509_LOOKUP_shutdown(X509_LOOKUP *ctx)
68
0
{
69
0
    if (ctx->method == NULL)
70
0
        return 0;
71
0
    if (ctx->method->shutdown != NULL)
72
0
        return ctx->method->shutdown(ctx);
73
0
    else
74
0
        return 1;
75
0
}
76
77
int X509_LOOKUP_ctrl_ex(X509_LOOKUP *ctx, int cmd, const char *argc, long argl,
78
                        char **ret, OSSL_LIB_CTX *libctx, const char *propq)
79
0
{
80
0
    if (ctx->method == NULL)
81
0
        return -1;
82
0
    if (ctx->method->ctrl_ex != NULL)
83
0
        return ctx->method->ctrl_ex(ctx, cmd, argc, argl, ret, libctx, propq);
84
0
    if (ctx->method->ctrl != NULL)
85
0
        return ctx->method->ctrl(ctx, cmd, argc, argl, ret);
86
0
    return 1;
87
0
}
88
89
int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc, long argl,
90
                     char **ret)
91
0
{
92
0
    return X509_LOOKUP_ctrl_ex(ctx, cmd, argc, argl, ret, NULL, NULL);
93
0
}
94
95
int X509_LOOKUP_by_subject_ex(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
96
                              const X509_NAME *name, X509_OBJECT *ret,
97
                              OSSL_LIB_CTX *libctx, const char *propq)
98
0
{
99
0
    if (ctx->skip
100
0
        || ctx->method == NULL
101
0
        || (ctx->method->get_by_subject == NULL
102
0
            && ctx->method->get_by_subject_ex == NULL))
103
0
        return 0;
104
0
    if (ctx->method->get_by_subject_ex != NULL)
105
0
        return ctx->method->get_by_subject_ex(ctx, type, name, ret, libctx,
106
0
                                              propq);
107
0
    else
108
0
        return ctx->method->get_by_subject(ctx, type, name, ret);
109
0
}
110
111
int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
112
                           const X509_NAME *name, X509_OBJECT *ret)
113
0
{
114
0
    return X509_LOOKUP_by_subject_ex(ctx, type, name, ret, NULL, NULL);
115
0
}
116
117
int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
118
                                 const X509_NAME *name,
119
                                 const ASN1_INTEGER *serial,
120
                                 X509_OBJECT *ret)
121
0
{
122
0
    if ((ctx->method == NULL) || (ctx->method->get_by_issuer_serial == NULL))
123
0
        return 0;
124
0
    return ctx->method->get_by_issuer_serial(ctx, type, name, serial, ret);
125
0
}
126
127
int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
128
                               const unsigned char *bytes, int len,
129
                               X509_OBJECT *ret)
130
0
{
131
0
    if ((ctx->method == NULL) || (ctx->method->get_by_fingerprint == NULL))
132
0
        return 0;
133
0
    return ctx->method->get_by_fingerprint(ctx, type, bytes, len, ret);
134
0
}
135
136
int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
137
                         const char *str, int len, X509_OBJECT *ret)
138
0
{
139
0
    if ((ctx->method == NULL) || (ctx->method->get_by_alias == NULL))
140
0
        return 0;
141
0
    return ctx->method->get_by_alias(ctx, type, str, len, ret);
142
0
}
143
144
int X509_LOOKUP_set_method_data(X509_LOOKUP *ctx, void *data)
145
0
{
146
0
    ctx->method_data = data;
147
0
    return 1;
148
0
}
149
150
void *X509_LOOKUP_get_method_data(const X509_LOOKUP *ctx)
151
0
{
152
0
    return ctx->method_data;
153
0
}
154
155
X509_STORE *X509_LOOKUP_get_store(const X509_LOOKUP *ctx)
156
0
{
157
0
    return ctx->store_ctx;
158
0
}
159
160
static int x509_object_cmp(const X509_OBJECT *const *a,
161
                           const X509_OBJECT *const *b)
162
0
{
163
0
    int ret;
164
165
0
    ret = ((*a)->type - (*b)->type);
166
0
    if (ret)
167
0
        return ret;
168
0
    switch ((*a)->type) {
169
0
    case X509_LU_X509:
170
0
        ret = X509_subject_name_cmp((*a)->data.x509, (*b)->data.x509);
171
0
        break;
172
0
    case X509_LU_CRL:
173
0
        ret = X509_CRL_cmp((*a)->data.crl, (*b)->data.crl);
174
0
        break;
175
0
    case X509_LU_NONE:
176
        /* abort(); */
177
0
        return 0;
178
0
    }
179
0
    return ret;
180
0
}
181
182
X509_STORE *X509_STORE_new(void)
183
0
{
184
0
    X509_STORE *ret = OPENSSL_zalloc(sizeof(*ret));
185
186
0
    if (ret == NULL)
187
0
        return NULL;
188
0
    if ((ret->objs = sk_X509_OBJECT_new(x509_object_cmp)) == NULL) {
189
0
        ERR_raise(ERR_LIB_X509, ERR_R_CRYPTO_LIB);
190
0
        goto err;
191
0
    }
192
0
    ret->cache = 1;
193
0
    if ((ret->get_cert_methods = sk_X509_LOOKUP_new_null()) == NULL) {
194
0
        ERR_raise(ERR_LIB_X509, ERR_R_CRYPTO_LIB);
195
0
        goto err;
196
0
    }
197
198
0
    if ((ret->param = X509_VERIFY_PARAM_new()) == NULL) {
199
0
        ERR_raise(ERR_LIB_X509, ERR_R_X509_LIB);
200
0
        goto err;
201
0
    }
202
0
    if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509_STORE, ret, &ret->ex_data)) {
203
0
        ERR_raise(ERR_LIB_X509, ERR_R_CRYPTO_LIB);
204
0
        goto err;
205
0
    }
206
207
0
    ret->lock = CRYPTO_THREAD_lock_new();
208
0
    if (ret->lock == NULL) {
209
0
        ERR_raise(ERR_LIB_X509, ERR_R_CRYPTO_LIB);
210
0
        goto err;
211
0
    }
212
213
0
    if (!CRYPTO_NEW_REF(&ret->references, 1))
214
0
        goto err;
215
0
    return ret;
216
217
0
err:
218
0
    X509_VERIFY_PARAM_free(ret->param);
219
0
    sk_X509_OBJECT_free(ret->objs);
220
0
    sk_X509_LOOKUP_free(ret->get_cert_methods);
221
0
    CRYPTO_THREAD_lock_free(ret->lock);
222
0
    OPENSSL_free(ret);
223
0
    return NULL;
224
0
}
225
226
void X509_STORE_free(X509_STORE *xs)
227
0
{
228
0
    int i;
229
0
    STACK_OF(X509_LOOKUP) *sk;
230
0
    X509_LOOKUP *lu;
231
232
0
    if (xs == NULL)
233
0
        return;
234
0
    CRYPTO_DOWN_REF(&xs->references, &i);
235
0
    REF_PRINT_COUNT("X509_STORE", i, xs);
236
0
    if (i > 0)
237
0
        return;
238
0
    REF_ASSERT_ISNT(i < 0);
239
240
0
    sk = xs->get_cert_methods;
241
0
    for (i = 0; i < sk_X509_LOOKUP_num(sk); i++) {
242
0
        lu = sk_X509_LOOKUP_value(sk, i);
243
0
        X509_LOOKUP_shutdown(lu);
244
0
        X509_LOOKUP_free(lu);
245
0
    }
246
0
    sk_X509_LOOKUP_free(sk);
247
0
    sk_X509_OBJECT_pop_free(xs->objs, X509_OBJECT_free);
248
249
0
    CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509_STORE, xs, &xs->ex_data);
250
0
    X509_VERIFY_PARAM_free(xs->param);
251
0
    CRYPTO_THREAD_lock_free(xs->lock);
252
0
    CRYPTO_FREE_REF(&xs->references);
253
0
    OPENSSL_free(xs);
254
0
}
255
256
int X509_STORE_up_ref(X509_STORE *xs)
257
0
{
258
0
    int i;
259
260
0
    if (CRYPTO_UP_REF(&xs->references, &i) <= 0)
261
0
        return 0;
262
263
0
    REF_PRINT_COUNT("X509_STORE", i, xs);
264
0
    REF_ASSERT_ISNT(i < 2);
265
0
    return i > 1 ? 1 : 0;
266
0
}
267
268
X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *xs, X509_LOOKUP_METHOD *m)
269
0
{
270
0
    int i;
271
0
    STACK_OF(X509_LOOKUP) *sk;
272
0
    X509_LOOKUP *lu;
273
274
0
    sk = xs->get_cert_methods;
275
0
    for (i = 0; i < sk_X509_LOOKUP_num(sk); i++) {
276
0
        lu = sk_X509_LOOKUP_value(sk, i);
277
0
        if (m == lu->method) {
278
0
            return lu;
279
0
        }
280
0
    }
281
    /* a new one */
282
0
    lu = X509_LOOKUP_new(m);
283
0
    if (lu == NULL) {
284
0
        ERR_raise(ERR_LIB_X509, ERR_R_X509_LIB);
285
0
        return NULL;
286
0
    }
287
288
0
    lu->store_ctx = xs;
289
0
    if (sk_X509_LOOKUP_push(xs->get_cert_methods, lu))
290
0
        return lu;
291
    /* sk_X509_LOOKUP_push() failed */
292
0
    ERR_raise(ERR_LIB_X509, ERR_R_CRYPTO_LIB);
293
0
    X509_LOOKUP_free(lu);
294
0
    return NULL;
295
0
}
296
297
/* Also fill the cache (ctx->store->objs) with all matching certificates. */
298
X509_OBJECT *X509_STORE_CTX_get_obj_by_subject(X509_STORE_CTX *ctx,
299
                                               X509_LOOKUP_TYPE type,
300
                                               const X509_NAME *name)
301
0
{
302
0
    X509_OBJECT *ret = X509_OBJECT_new();
303
304
0
    if (ret == NULL)
305
0
        return NULL;
306
0
    if (!X509_STORE_CTX_get_by_subject(ctx, type, name, ret)) {
307
0
        X509_OBJECT_free(ret);
308
0
        return NULL;
309
0
    }
310
0
    return ret;
311
0
}
312
313
/*
314
 * May be called with |ret| == NULL just for the side effect of
315
 * caching all certs matching the given subject DN in |ctx->store->objs|.
316
 * Returns 1 if successful,
317
 * 0 if not found or X509_LOOKUP_by_subject_ex() returns an error,
318
 * -1 on failure
319
 */
320
int ossl_x509_store_ctx_get_by_subject(const X509_STORE_CTX *ctx, X509_LOOKUP_TYPE type,
321
                                       const X509_NAME *name, X509_OBJECT *ret)
322
0
{
323
0
    X509_STORE *store = ctx->store;
324
0
    X509_LOOKUP *lu;
325
0
    X509_OBJECT stmp, *tmp;
326
0
    int i, j;
327
328
0
    if (store == NULL)
329
0
        return 0;
330
331
0
    stmp.type = X509_LU_NONE;
332
0
    stmp.data.x509 = NULL;
333
334
0
    if (!x509_store_read_lock(store))
335
0
        return 0;
336
    /* Should already be sorted...but just in case */
337
0
    if (!sk_X509_OBJECT_is_sorted(store->objs)) {
338
0
        X509_STORE_unlock(store);
339
        /* Take a write lock instead of a read lock */
340
0
        if (!X509_STORE_lock(store))
341
0
            return 0;
342
        /*
343
         * Another thread might have sorted it in the meantime. But if so,
344
         * sk_X509_OBJECT_sort() exits early.
345
         */
346
0
        sk_X509_OBJECT_sort(store->objs);
347
0
    }
348
0
    tmp = X509_OBJECT_retrieve_by_subject(store->objs, type, name);
349
0
    X509_STORE_unlock(store);
350
351
0
    if (tmp == NULL || type == X509_LU_CRL) {
352
0
        for (i = 0; i < sk_X509_LOOKUP_num(store->get_cert_methods); i++) {
353
0
            lu = sk_X509_LOOKUP_value(store->get_cert_methods, i);
354
0
            if (lu->skip)
355
0
                continue;
356
0
            if (lu->method == NULL)
357
0
                return -1;
358
0
            j = X509_LOOKUP_by_subject_ex(lu, type, name, &stmp,
359
0
                                          ctx->libctx, ctx->propq);
360
0
            if (j != 0) { /* non-zero value is considered success here */
361
0
                tmp = &stmp;
362
0
                break;
363
0
            }
364
0
        }
365
0
        if (tmp == NULL)
366
0
            return 0;
367
0
    }
368
369
0
    if (ret != NULL) {
370
0
        if (!X509_OBJECT_up_ref_count(tmp))
371
0
            return -1;
372
0
        ret->type = tmp->type;
373
0
        ret->data = tmp->data;
374
0
    }
375
0
    return 1;
376
0
}
377
378
/* Also fill the cache |ctx->store->objs| with all matching certificates. */
379
int X509_STORE_CTX_get_by_subject(const X509_STORE_CTX *ctx,
380
                                  X509_LOOKUP_TYPE type,
381
                                  const X509_NAME *name, X509_OBJECT *ret)
382
0
{
383
0
    return ossl_x509_store_ctx_get_by_subject(ctx, type, name, ret) > 0;
384
0
}
385
386
static int x509_store_add(X509_STORE *store, void *x, int crl)
387
0
{
388
0
    X509_OBJECT *obj;
389
0
    int ret = 0, added = 0;
390
391
0
    if (x == NULL)
392
0
        return 0;
393
0
    obj = X509_OBJECT_new();
394
0
    if (obj == NULL)
395
0
        return 0;
396
397
0
    if (crl) {
398
0
        obj->type = X509_LU_CRL;
399
0
        obj->data.crl = (X509_CRL *)x;
400
0
    } else {
401
0
        obj->type = X509_LU_X509;
402
0
        obj->data.x509 = (X509 *)x;
403
0
    }
404
0
    if (!X509_OBJECT_up_ref_count(obj)) {
405
0
        obj->type = X509_LU_NONE;
406
0
        X509_OBJECT_free(obj);
407
0
        return 0;
408
0
    }
409
410
0
    if (!X509_STORE_lock(store)) {
411
0
        obj->type = X509_LU_NONE;
412
0
        X509_OBJECT_free(obj);
413
0
        return 0;
414
0
    }
415
416
0
    if (X509_OBJECT_retrieve_match(store->objs, obj)) {
417
0
        ret = 1;
418
0
    } else {
419
0
        added = sk_X509_OBJECT_push(store->objs, obj);
420
0
        ret = added != 0;
421
0
    }
422
0
    X509_STORE_unlock(store);
423
424
0
    if (added == 0)             /* obj not pushed */
425
0
        X509_OBJECT_free(obj);
426
427
0
    return ret;
428
0
}
429
430
int X509_STORE_add_cert(X509_STORE *xs, X509 *x)
431
0
{
432
0
    if (!x509_store_add(xs, x, 0)) {
433
0
        ERR_raise(ERR_LIB_X509, ERR_R_X509_LIB);
434
0
        return 0;
435
0
    }
436
0
    return 1;
437
0
}
438
439
int X509_STORE_add_crl(X509_STORE *xs, X509_CRL *x)
440
0
{
441
0
    if (!x509_store_add(xs, x, 1)) {
442
0
        ERR_raise(ERR_LIB_X509, ERR_R_X509_LIB);
443
0
        return 0;
444
0
    }
445
0
    return 1;
446
0
}
447
448
int X509_OBJECT_up_ref_count(X509_OBJECT *a)
449
0
{
450
0
    switch (a->type) {
451
0
    case X509_LU_NONE:
452
0
        break;
453
0
    case X509_LU_X509:
454
0
        return X509_up_ref(a->data.x509);
455
0
    case X509_LU_CRL:
456
0
        return X509_CRL_up_ref(a->data.crl);
457
0
    }
458
0
    return 1;
459
0
}
460
461
X509 *X509_OBJECT_get0_X509(const X509_OBJECT *a)
462
0
{
463
0
    if (a == NULL || a->type != X509_LU_X509)
464
0
        return NULL;
465
0
    return a->data.x509;
466
0
}
467
468
X509_CRL *X509_OBJECT_get0_X509_CRL(const X509_OBJECT *a)
469
0
{
470
0
    if (a == NULL || a->type != X509_LU_CRL)
471
0
        return NULL;
472
0
    return a->data.crl;
473
0
}
474
475
X509_LOOKUP_TYPE X509_OBJECT_get_type(const X509_OBJECT *a)
476
0
{
477
0
    return a->type;
478
0
}
479
480
X509_OBJECT *X509_OBJECT_new(void)
481
0
{
482
0
    X509_OBJECT *ret = OPENSSL_zalloc(sizeof(*ret));
483
484
0
    if (ret == NULL)
485
0
        return NULL;
486
0
    ret->type = X509_LU_NONE;
487
0
    return ret;
488
0
}
489
490
static void x509_object_free_internal(X509_OBJECT *a)
491
0
{
492
0
    if (a == NULL)
493
0
        return;
494
0
    switch (a->type) {
495
0
    case X509_LU_NONE:
496
0
        break;
497
0
    case X509_LU_X509:
498
0
        X509_free(a->data.x509);
499
0
        break;
500
0
    case X509_LU_CRL:
501
0
        X509_CRL_free(a->data.crl);
502
0
        break;
503
0
    }
504
0
}
505
506
int X509_OBJECT_set1_X509(X509_OBJECT *a, X509 *obj)
507
0
{
508
0
    if (a == NULL || !X509_up_ref(obj))
509
0
        return 0;
510
511
0
    x509_object_free_internal(a);
512
0
    a->type = X509_LU_X509;
513
0
    a->data.x509 = obj;
514
0
    return 1;
515
0
}
516
517
int X509_OBJECT_set1_X509_CRL(X509_OBJECT *a, X509_CRL *obj)
518
0
{
519
0
    if (a == NULL || !X509_CRL_up_ref(obj))
520
0
        return 0;
521
522
0
    x509_object_free_internal(a);
523
0
    a->type = X509_LU_CRL;
524
0
    a->data.crl = obj;
525
0
    return 1;
526
0
}
527
528
void X509_OBJECT_free(X509_OBJECT *a)
529
0
{
530
0
    x509_object_free_internal(a);
531
0
    OPENSSL_free(a);
532
0
}
533
534
/* Returns -1 if not found, but also on error */
535
static int x509_object_idx_cnt(STACK_OF(X509_OBJECT) *h, X509_LOOKUP_TYPE type,
536
                               const X509_NAME *name, int *pnmatch)
537
0
{
538
0
    X509_OBJECT stmp;
539
0
    X509 x509_s;
540
0
    X509_CRL crl_s;
541
542
0
    stmp.type = type;
543
0
    switch (type) {
544
0
    case X509_LU_X509:
545
0
        stmp.data.x509 = &x509_s;
546
0
        x509_s.cert_info.subject = (X509_NAME *)name; /* won't modify it */
547
0
        break;
548
0
    case X509_LU_CRL:
549
0
        stmp.data.crl = &crl_s;
550
0
        crl_s.crl.issuer = (X509_NAME *)name; /* won't modify it */
551
0
        break;
552
0
    case X509_LU_NONE:
553
0
    default:
554
        /* abort(); */
555
0
        return -1;
556
0
    }
557
558
    /* Assumes h is locked for read if applicable */
559
0
    return sk_X509_OBJECT_find_all(h, &stmp, pnmatch);
560
0
}
561
562
/* Assumes h is locked for read if applicable */
563
int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, X509_LOOKUP_TYPE type,
564
                               const X509_NAME *name)
565
0
{
566
0
    return x509_object_idx_cnt(h, type, name, NULL);
567
0
}
568
569
/* Assumes h is locked for read if applicable */
570
X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,
571
                                             X509_LOOKUP_TYPE type,
572
                                             const X509_NAME *name)
573
0
{
574
0
    int idx = X509_OBJECT_idx_by_subject(h, type, name);
575
576
0
    if (idx == -1)
577
0
        return NULL;
578
0
    return sk_X509_OBJECT_value(h, idx);
579
0
}
580
581
STACK_OF(X509_OBJECT) *X509_STORE_get0_objects(const X509_STORE *xs)
582
0
{
583
0
    return xs->objs;
584
0
}
585
586
static X509_OBJECT *x509_object_dup(const X509_OBJECT *obj)
587
0
{
588
0
    X509_OBJECT *ret = X509_OBJECT_new();
589
0
    if (ret == NULL)
590
0
        return NULL;
591
592
0
    ret->type = obj->type;
593
0
    ret->data = obj->data;
594
0
    X509_OBJECT_up_ref_count(ret);
595
0
    return ret;
596
0
}
597
598
STACK_OF(X509_OBJECT) *X509_STORE_get1_objects(X509_STORE *store)
599
0
{
600
0
    STACK_OF(X509_OBJECT) *objs;
601
602
0
    if (store == NULL) {
603
0
        ERR_raise(ERR_LIB_X509, ERR_R_PASSED_NULL_PARAMETER);
604
0
        return NULL;
605
0
    }
606
607
0
    if (!x509_store_read_lock(store))
608
0
        return NULL;
609
610
0
    objs = sk_X509_OBJECT_deep_copy(store->objs, x509_object_dup,
611
0
                                    X509_OBJECT_free);
612
0
    X509_STORE_unlock(store);
613
0
    return objs;
614
0
}
615
616
STACK_OF(X509) *X509_STORE_get1_all_certs(X509_STORE *store)
617
0
{
618
0
    STACK_OF(X509) *sk;
619
0
    STACK_OF(X509_OBJECT) *objs;
620
0
    int i;
621
622
0
    if (store == NULL) {
623
0
        ERR_raise(ERR_LIB_X509, ERR_R_PASSED_NULL_PARAMETER);
624
0
        return NULL;
625
0
    }
626
0
    if ((sk = sk_X509_new_null()) == NULL)
627
0
        return NULL;
628
0
    if (!X509_STORE_lock(store))
629
0
        goto out_free;
630
631
0
    sk_X509_OBJECT_sort(store->objs);
632
0
    objs = X509_STORE_get0_objects(store);
633
0
    for (i = 0; i < sk_X509_OBJECT_num(objs); i++) {
634
0
        X509 *cert = X509_OBJECT_get0_X509(sk_X509_OBJECT_value(objs, i));
635
636
0
        if (cert != NULL
637
0
            && !X509_add_cert(sk, cert, X509_ADD_FLAG_UP_REF))
638
0
            goto err;
639
0
    }
640
0
    X509_STORE_unlock(store);
641
0
    return sk;
642
643
0
 err:
644
0
    X509_STORE_unlock(store);
645
0
 out_free:
646
0
    OSSL_STACK_OF_X509_free(sk);
647
0
    return NULL;
648
0
}
649
650
/*-
651
 * Collect from |ctx->store| all certs with subject matching |nm|.
652
 * Returns NULL on internal/fatal error, empty stack if not found.
653
 */
654
STACK_OF(X509) *X509_STORE_CTX_get1_certs(X509_STORE_CTX *ctx,
655
                                          const X509_NAME *nm)
656
0
{
657
0
    int i, idx, cnt;
658
0
    STACK_OF(X509) *sk = NULL;
659
0
    X509 *x;
660
0
    X509_OBJECT *obj;
661
0
    X509_STORE *store = ctx->store;
662
663
0
    if (store == NULL)
664
0
        return sk_X509_new_null();
665
666
0
    if (!X509_STORE_lock(store))
667
0
        return NULL;
668
669
0
    sk_X509_OBJECT_sort(store->objs);
670
0
    idx = x509_object_idx_cnt(store->objs, X509_LU_X509, nm, &cnt);
671
0
    if (idx < 0) {
672
        /*
673
         * Nothing found in cache: do lookup to possibly add new objects to
674
         * cache
675
         */
676
0
        X509_STORE_unlock(store);
677
0
        i = ossl_x509_store_ctx_get_by_subject(ctx, X509_LU_X509, nm, NULL);
678
0
        if (i <= 0)
679
0
            return i < 0 ? NULL : sk_X509_new_null();
680
0
        if (!X509_STORE_lock(store))
681
0
            return NULL;
682
0
        sk_X509_OBJECT_sort(store->objs);
683
0
        idx = x509_object_idx_cnt(store->objs, X509_LU_X509, nm, &cnt);
684
0
    }
685
686
0
    sk = sk_X509_new_null();
687
0
    if (idx < 0 || sk == NULL)
688
0
        goto end;
689
0
    for (i = 0; i < cnt; i++, idx++) {
690
0
        obj = sk_X509_OBJECT_value(store->objs, idx);
691
0
        x = obj->data.x509;
692
0
        if (!X509_add_cert(sk, x, X509_ADD_FLAG_UP_REF)) {
693
0
            X509_STORE_unlock(store);
694
0
            OSSL_STACK_OF_X509_free(sk);
695
0
            return NULL;
696
0
        }
697
0
    }
698
0
 end:
699
0
    X509_STORE_unlock(store);
700
0
    return sk;
701
0
}
702
703
/* Returns NULL on internal/fatal error, empty stack if not found */
704
STACK_OF(X509_CRL) *X509_STORE_CTX_get1_crls(const X509_STORE_CTX *ctx,
705
                                             const X509_NAME *nm)
706
0
{
707
0
    int i = 1, idx, cnt;
708
0
    STACK_OF(X509_CRL) *sk;
709
0
    X509_CRL *x;
710
0
    X509_OBJECT *obj;
711
0
    X509_STORE *store = ctx->store;
712
713
    /* Always do lookup to possibly add new CRLs to cache */
714
0
    i = ossl_x509_store_ctx_get_by_subject(ctx, X509_LU_CRL, nm, NULL);
715
0
    if (i < 0)
716
0
        return NULL;
717
0
    sk = sk_X509_CRL_new_null();
718
0
    if (i == 0)
719
0
        return sk;
720
0
    if (!X509_STORE_lock(store)) {
721
0
        sk_X509_CRL_free(sk);
722
0
        return NULL;
723
0
    }
724
0
    sk_X509_OBJECT_sort(store->objs);
725
0
    idx = x509_object_idx_cnt(store->objs, X509_LU_CRL, nm, &cnt);
726
0
    if (idx < 0) {
727
0
        X509_STORE_unlock(store);
728
0
        return sk;
729
0
    }
730
731
0
    for (i = 0; i < cnt; i++, idx++) {
732
0
        obj = sk_X509_OBJECT_value(store->objs, idx);
733
0
        x = obj->data.crl;
734
0
        if (!X509_CRL_up_ref(x)) {
735
0
            X509_STORE_unlock(store);
736
0
            sk_X509_CRL_pop_free(sk, X509_CRL_free);
737
0
            return NULL;
738
0
        }
739
0
        if (!sk_X509_CRL_push(sk, x)) {
740
0
            X509_STORE_unlock(store);
741
0
            X509_CRL_free(x);
742
0
            sk_X509_CRL_pop_free(sk, X509_CRL_free);
743
0
            return NULL;
744
0
        }
745
0
    }
746
0
    X509_STORE_unlock(store);
747
0
    return sk;
748
0
}
749
750
X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h,
751
                                        X509_OBJECT *x)
752
0
{
753
0
    int idx, i, num;
754
0
    X509_OBJECT *obj;
755
756
0
    idx = sk_X509_OBJECT_find(h, x);
757
0
    if (idx < 0)
758
0
        return NULL;
759
0
    if ((x->type != X509_LU_X509) && (x->type != X509_LU_CRL))
760
0
        return sk_X509_OBJECT_value(h, idx);
761
0
    for (i = idx, num = sk_X509_OBJECT_num(h); i < num; i++) {
762
0
        obj = sk_X509_OBJECT_value(h, i);
763
0
        if (x509_object_cmp((const X509_OBJECT **)&obj,
764
0
                            (const X509_OBJECT **)&x))
765
0
            return NULL;
766
0
        if (x->type == X509_LU_X509) {
767
0
            if (!X509_cmp(obj->data.x509, x->data.x509))
768
0
                return obj;
769
0
        } else if (x->type == X509_LU_CRL) {
770
0
            if (X509_CRL_match(obj->data.crl, x->data.crl) == 0)
771
0
                return obj;
772
0
        } else {
773
0
            return obj;
774
0
        }
775
0
    }
776
0
    return NULL;
777
0
}
778
779
int X509_STORE_set_flags(X509_STORE *xs, unsigned long flags)
780
0
{
781
0
    return X509_VERIFY_PARAM_set_flags(xs->param, flags);
782
0
}
783
784
int X509_STORE_set_depth(X509_STORE *xs, int depth)
785
0
{
786
0
    X509_VERIFY_PARAM_set_depth(xs->param, depth);
787
0
    return 1;
788
0
}
789
790
int X509_STORE_set_purpose(X509_STORE *xs, int purpose)
791
0
{
792
0
    return X509_VERIFY_PARAM_set_purpose(xs->param, purpose);
793
0
}
794
795
int X509_STORE_set_trust(X509_STORE *xs, int trust)
796
0
{
797
0
    return X509_VERIFY_PARAM_set_trust(xs->param, trust);
798
0
}
799
800
int X509_STORE_set1_param(X509_STORE *xs, const X509_VERIFY_PARAM *param)
801
0
{
802
0
    return X509_VERIFY_PARAM_set1(xs->param, param);
803
0
}
804
805
X509_VERIFY_PARAM *X509_STORE_get0_param(const X509_STORE *xs)
806
0
{
807
0
    return xs->param;
808
0
}
809
810
void X509_STORE_set_verify(X509_STORE *xs, X509_STORE_CTX_verify_fn verify)
811
0
{
812
0
    xs->verify = verify;
813
0
}
814
815
X509_STORE_CTX_verify_fn X509_STORE_get_verify(const X509_STORE *xs)
816
0
{
817
0
    return xs->verify;
818
0
}
819
820
void X509_STORE_set_verify_cb(X509_STORE *xs,
821
                              X509_STORE_CTX_verify_cb verify_cb)
822
0
{
823
0
    xs->verify_cb = verify_cb;
824
0
}
825
826
X509_STORE_CTX_verify_cb X509_STORE_get_verify_cb(const X509_STORE *xs)
827
0
{
828
0
    return xs->verify_cb;
829
0
}
830
831
void X509_STORE_set_get_issuer(X509_STORE *xs,
832
                               X509_STORE_CTX_get_issuer_fn get_issuer)
833
0
{
834
0
    xs->get_issuer = get_issuer;
835
0
}
836
837
X509_STORE_CTX_get_issuer_fn X509_STORE_get_get_issuer(const X509_STORE *xs)
838
0
{
839
0
    return xs->get_issuer;
840
0
}
841
842
void X509_STORE_set_check_issued(X509_STORE *xs,
843
                                 X509_STORE_CTX_check_issued_fn check_issued)
844
0
{
845
0
    xs->check_issued = check_issued;
846
0
}
847
848
X509_STORE_CTX_check_issued_fn X509_STORE_get_check_issued(const X509_STORE *xs)
849
0
{
850
0
    return xs->check_issued;
851
0
}
852
853
void X509_STORE_set_check_revocation(X509_STORE *xs,
854
                                     X509_STORE_CTX_check_revocation_fn cb)
855
0
{
856
0
    xs->check_revocation = cb;
857
0
}
858
859
X509_STORE_CTX_check_revocation_fn X509_STORE_get_check_revocation(const X509_STORE *xs)
860
0
{
861
0
    return xs->check_revocation;
862
0
}
863
864
void X509_STORE_set_get_crl(X509_STORE *xs,
865
                            X509_STORE_CTX_get_crl_fn get_crl)
866
0
{
867
0
    xs->get_crl = get_crl;
868
0
}
869
870
X509_STORE_CTX_get_crl_fn X509_STORE_get_get_crl(const X509_STORE *xs)
871
0
{
872
0
    return xs->get_crl;
873
0
}
874
875
void X509_STORE_set_check_crl(X509_STORE *xs,
876
                              X509_STORE_CTX_check_crl_fn check_crl)
877
0
{
878
0
    xs->check_crl = check_crl;
879
0
}
880
881
X509_STORE_CTX_check_crl_fn X509_STORE_get_check_crl(const X509_STORE *xs)
882
0
{
883
0
    return xs->check_crl;
884
0
}
885
886
void X509_STORE_set_cert_crl(X509_STORE *xs,
887
                             X509_STORE_CTX_cert_crl_fn cert_crl)
888
0
{
889
0
    xs->cert_crl = cert_crl;
890
0
}
891
892
X509_STORE_CTX_cert_crl_fn X509_STORE_get_cert_crl(const X509_STORE *xs)
893
0
{
894
0
    return xs->cert_crl;
895
0
}
896
897
void X509_STORE_set_check_policy(X509_STORE *xs,
898
                                 X509_STORE_CTX_check_policy_fn check_policy)
899
0
{
900
0
    xs->check_policy = check_policy;
901
0
}
902
903
X509_STORE_CTX_check_policy_fn X509_STORE_get_check_policy(const X509_STORE *xs)
904
0
{
905
0
    return xs->check_policy;
906
0
}
907
908
void X509_STORE_set_lookup_certs(X509_STORE *xs,
909
                                 X509_STORE_CTX_lookup_certs_fn lookup_certs)
910
0
{
911
0
    xs->lookup_certs = lookup_certs;
912
0
}
913
914
X509_STORE_CTX_lookup_certs_fn X509_STORE_get_lookup_certs(const X509_STORE *xs)
915
0
{
916
0
    return xs->lookup_certs;
917
0
}
918
919
void X509_STORE_set_lookup_crls(X509_STORE *xs,
920
                                X509_STORE_CTX_lookup_crls_fn lookup_crls)
921
0
{
922
0
    xs->lookup_crls = lookup_crls;
923
0
}
924
925
X509_STORE_CTX_lookup_crls_fn X509_STORE_get_lookup_crls(const X509_STORE *xs)
926
0
{
927
0
    return xs->lookup_crls;
928
0
}
929
930
void X509_STORE_set_cleanup(X509_STORE *xs,
931
                            X509_STORE_CTX_cleanup_fn cleanup)
932
0
{
933
0
    xs->cleanup = cleanup;
934
0
}
935
936
X509_STORE_CTX_cleanup_fn X509_STORE_get_cleanup(const X509_STORE *xs)
937
0
{
938
0
    return xs->cleanup;
939
0
}
940
941
int X509_STORE_set_ex_data(X509_STORE *xs, int idx, void *data)
942
0
{
943
0
    return CRYPTO_set_ex_data(&xs->ex_data, idx, data);
944
0
}
945
946
void *X509_STORE_get_ex_data(const X509_STORE *xs, int idx)
947
0
{
948
0
    return CRYPTO_get_ex_data(&xs->ex_data, idx);
949
0
}
950
951
X509_STORE *X509_STORE_CTX_get0_store(const X509_STORE_CTX *ctx)
952
0
{
953
0
    return ctx->store;
954
0
}