Coverage Report

Created: 2024-11-21 07:03

/src/openssl/crypto/x509/x509_lu.c
Line
Count
Source (jump to first uncovered line)
1
/*
2
 * Copyright 1995-2024 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", 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", 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
static int ossl_x509_store_ctx_get_by_subject(const X509_STORE_CTX *ctx,
321
                                              X509_LOOKUP_TYPE type,
322
                                              const X509_NAME *name,
323
                                              X509_OBJECT *ret)
324
0
{
325
0
    X509_STORE *store = ctx->store;
326
0
    X509_LOOKUP *lu;
327
0
    X509_OBJECT stmp, *tmp;
328
0
    int i, j;
329
330
0
    if (store == NULL)
331
0
        return 0;
332
333
0
    stmp.type = X509_LU_NONE;
334
0
    stmp.data.x509 = NULL;
335
336
0
    if (!x509_store_read_lock(store))
337
0
        return 0;
338
    /* Should already be sorted...but just in case */
339
0
    if (!sk_X509_OBJECT_is_sorted(store->objs)) {
340
0
        X509_STORE_unlock(store);
341
        /* Take a write lock instead of a read lock */
342
0
        if (!X509_STORE_lock(store))
343
0
            return 0;
344
        /*
345
         * Another thread might have sorted it in the meantime. But if so,
346
         * sk_X509_OBJECT_sort() exits early.
347
         */
348
0
        sk_X509_OBJECT_sort(store->objs);
349
0
    }
350
0
    tmp = X509_OBJECT_retrieve_by_subject(store->objs, type, name);
351
0
    X509_STORE_unlock(store);
352
353
0
    if (tmp == NULL || type == X509_LU_CRL) {
354
0
        for (i = 0; i < sk_X509_LOOKUP_num(store->get_cert_methods); i++) {
355
0
            lu = sk_X509_LOOKUP_value(store->get_cert_methods, i);
356
0
            if (lu->skip)
357
0
                continue;
358
0
            if (lu->method == NULL)
359
0
                return -1;
360
0
            j = X509_LOOKUP_by_subject_ex(lu, type, name, &stmp,
361
0
                                          ctx->libctx, ctx->propq);
362
0
            if (j != 0) { /* non-zero value is considered success here */
363
0
                tmp = &stmp;
364
0
                break;
365
0
            }
366
0
        }
367
0
        if (tmp == NULL)
368
0
            return 0;
369
0
    }
370
371
0
    if (ret != NULL) {
372
0
        if (!X509_OBJECT_up_ref_count(tmp))
373
0
            return -1;
374
0
        ret->type = tmp->type;
375
0
        ret->data = tmp->data;
376
0
    }
377
0
    return 1;
378
0
}
379
380
/* Also fill the cache |ctx->store->objs| with all matching certificates. */
381
int X509_STORE_CTX_get_by_subject(const X509_STORE_CTX *ctx,
382
                                  X509_LOOKUP_TYPE type,
383
                                  const X509_NAME *name, X509_OBJECT *ret)
384
0
{
385
0
    return ossl_x509_store_ctx_get_by_subject(ctx, type, name, ret) > 0;
386
0
}
387
388
static int x509_store_add(X509_STORE *store, void *x, int crl)
389
0
{
390
0
    X509_OBJECT *obj;
391
0
    int ret = 0, added = 0;
392
393
0
    if (x == NULL)
394
0
        return 0;
395
0
    obj = X509_OBJECT_new();
396
0
    if (obj == NULL)
397
0
        return 0;
398
399
0
    if (crl) {
400
0
        obj->type = X509_LU_CRL;
401
0
        obj->data.crl = (X509_CRL *)x;
402
0
    } else {
403
0
        obj->type = X509_LU_X509;
404
0
        obj->data.x509 = (X509 *)x;
405
0
    }
406
0
    if (!X509_OBJECT_up_ref_count(obj)) {
407
0
        obj->type = X509_LU_NONE;
408
0
        X509_OBJECT_free(obj);
409
0
        return 0;
410
0
    }
411
412
0
    if (!X509_STORE_lock(store)) {
413
0
        obj->type = X509_LU_NONE;
414
0
        X509_OBJECT_free(obj);
415
0
        return 0;
416
0
    }
417
418
0
    if (X509_OBJECT_retrieve_match(store->objs, obj)) {
419
0
        ret = 1;
420
0
    } else {
421
0
        added = sk_X509_OBJECT_push(store->objs, obj);
422
0
        ret = added != 0;
423
0
    }
424
0
    X509_STORE_unlock(store);
425
426
0
    if (added == 0)             /* obj not pushed */
427
0
        X509_OBJECT_free(obj);
428
429
0
    return ret;
430
0
}
431
432
int X509_STORE_add_cert(X509_STORE *xs, X509 *x)
433
0
{
434
0
    if (!x509_store_add(xs, x, 0)) {
435
0
        ERR_raise(ERR_LIB_X509, ERR_R_X509_LIB);
436
0
        return 0;
437
0
    }
438
0
    return 1;
439
0
}
440
441
int X509_STORE_add_crl(X509_STORE *xs, X509_CRL *x)
442
0
{
443
0
    if (!x509_store_add(xs, x, 1)) {
444
0
        ERR_raise(ERR_LIB_X509, ERR_R_X509_LIB);
445
0
        return 0;
446
0
    }
447
0
    return 1;
448
0
}
449
450
int X509_OBJECT_up_ref_count(X509_OBJECT *a)
451
0
{
452
0
    switch (a->type) {
453
0
    case X509_LU_NONE:
454
0
        break;
455
0
    case X509_LU_X509:
456
0
        return X509_up_ref(a->data.x509);
457
0
    case X509_LU_CRL:
458
0
        return X509_CRL_up_ref(a->data.crl);
459
0
    }
460
0
    return 1;
461
0
}
462
463
X509 *X509_OBJECT_get0_X509(const X509_OBJECT *a)
464
0
{
465
0
    if (a == NULL || a->type != X509_LU_X509)
466
0
        return NULL;
467
0
    return a->data.x509;
468
0
}
469
470
X509_CRL *X509_OBJECT_get0_X509_CRL(const X509_OBJECT *a)
471
0
{
472
0
    if (a == NULL || a->type != X509_LU_CRL)
473
0
        return NULL;
474
0
    return a->data.crl;
475
0
}
476
477
X509_LOOKUP_TYPE X509_OBJECT_get_type(const X509_OBJECT *a)
478
0
{
479
0
    return a->type;
480
0
}
481
482
X509_OBJECT *X509_OBJECT_new(void)
483
0
{
484
0
    X509_OBJECT *ret = OPENSSL_zalloc(sizeof(*ret));
485
486
0
    if (ret == NULL)
487
0
        return NULL;
488
0
    ret->type = X509_LU_NONE;
489
0
    return ret;
490
0
}
491
492
static void x509_object_free_internal(X509_OBJECT *a)
493
0
{
494
0
    if (a == NULL)
495
0
        return;
496
0
    switch (a->type) {
497
0
    case X509_LU_NONE:
498
0
        break;
499
0
    case X509_LU_X509:
500
0
        X509_free(a->data.x509);
501
0
        break;
502
0
    case X509_LU_CRL:
503
0
        X509_CRL_free(a->data.crl);
504
0
        break;
505
0
    }
506
0
}
507
508
int X509_OBJECT_set1_X509(X509_OBJECT *a, X509 *obj)
509
0
{
510
0
    if (a == NULL || !X509_up_ref(obj))
511
0
        return 0;
512
513
0
    x509_object_free_internal(a);
514
0
    a->type = X509_LU_X509;
515
0
    a->data.x509 = obj;
516
0
    return 1;
517
0
}
518
519
int X509_OBJECT_set1_X509_CRL(X509_OBJECT *a, X509_CRL *obj)
520
0
{
521
0
    if (a == NULL || !X509_CRL_up_ref(obj))
522
0
        return 0;
523
524
0
    x509_object_free_internal(a);
525
0
    a->type = X509_LU_CRL;
526
0
    a->data.crl = obj;
527
0
    return 1;
528
0
}
529
530
void X509_OBJECT_free(X509_OBJECT *a)
531
0
{
532
0
    x509_object_free_internal(a);
533
0
    OPENSSL_free(a);
534
0
}
535
536
/* Returns -1 if not found, but also on error */
537
static int x509_object_idx_cnt(STACK_OF(X509_OBJECT) *h, X509_LOOKUP_TYPE type,
538
                               const X509_NAME *name, int *pnmatch)
539
0
{
540
0
    X509_OBJECT stmp;
541
0
    X509 x509_s;
542
0
    X509_CRL crl_s;
543
544
0
    stmp.type = type;
545
0
    switch (type) {
546
0
    case X509_LU_X509:
547
0
        stmp.data.x509 = &x509_s;
548
0
        x509_s.cert_info.subject = (X509_NAME *)name; /* won't modify it */
549
0
        break;
550
0
    case X509_LU_CRL:
551
0
        stmp.data.crl = &crl_s;
552
0
        crl_s.crl.issuer = (X509_NAME *)name; /* won't modify it */
553
0
        break;
554
0
    case X509_LU_NONE:
555
0
    default:
556
        /* abort(); */
557
0
        return -1;
558
0
    }
559
560
    /* Assumes h is locked for read if applicable */
561
0
    return sk_X509_OBJECT_find_all(h, &stmp, pnmatch);
562
0
}
563
564
/* Assumes h is locked for read if applicable */
565
int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, X509_LOOKUP_TYPE type,
566
                               const X509_NAME *name)
567
0
{
568
0
    return x509_object_idx_cnt(h, type, name, NULL);
569
0
}
570
571
/* Assumes h is locked for read if applicable */
572
X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,
573
                                             X509_LOOKUP_TYPE type,
574
                                             const X509_NAME *name)
575
0
{
576
0
    int idx = X509_OBJECT_idx_by_subject(h, type, name);
577
578
0
    if (idx == -1)
579
0
        return NULL;
580
0
    return sk_X509_OBJECT_value(h, idx);
581
0
}
582
583
STACK_OF(X509_OBJECT) *X509_STORE_get0_objects(const X509_STORE *xs)
584
0
{
585
0
    return xs->objs;
586
0
}
587
588
static X509_OBJECT *x509_object_dup(const X509_OBJECT *obj)
589
0
{
590
0
    X509_OBJECT *ret = X509_OBJECT_new();
591
0
    if (ret == NULL)
592
0
        return NULL;
593
594
0
    ret->type = obj->type;
595
0
    ret->data = obj->data;
596
0
    X509_OBJECT_up_ref_count(ret);
597
0
    return ret;
598
0
}
599
600
STACK_OF(X509_OBJECT) *X509_STORE_get1_objects(X509_STORE *store)
601
0
{
602
0
    STACK_OF(X509_OBJECT) *objs;
603
604
0
    if (store == NULL) {
605
0
        ERR_raise(ERR_LIB_X509, ERR_R_PASSED_NULL_PARAMETER);
606
0
        return NULL;
607
0
    }
608
609
0
    if (!x509_store_read_lock(store))
610
0
        return NULL;
611
612
0
    objs = sk_X509_OBJECT_deep_copy(store->objs, x509_object_dup,
613
0
                                    X509_OBJECT_free);
614
0
    X509_STORE_unlock(store);
615
0
    return objs;
616
0
}
617
618
STACK_OF(X509) *X509_STORE_get1_all_certs(X509_STORE *store)
619
0
{
620
0
    STACK_OF(X509) *sk;
621
0
    STACK_OF(X509_OBJECT) *objs;
622
0
    int i;
623
624
0
    if (store == NULL) {
625
0
        ERR_raise(ERR_LIB_X509, ERR_R_PASSED_NULL_PARAMETER);
626
0
        return NULL;
627
0
    }
628
0
    if ((sk = sk_X509_new_null()) == NULL)
629
0
        return NULL;
630
0
    if (!X509_STORE_lock(store))
631
0
        goto out_free;
632
633
0
    sk_X509_OBJECT_sort(store->objs);
634
0
    objs = X509_STORE_get0_objects(store);
635
0
    for (i = 0; i < sk_X509_OBJECT_num(objs); i++) {
636
0
        X509 *cert = X509_OBJECT_get0_X509(sk_X509_OBJECT_value(objs, i));
637
638
0
        if (cert != NULL
639
0
            && !X509_add_cert(sk, cert, X509_ADD_FLAG_UP_REF))
640
0
            goto err;
641
0
    }
642
0
    X509_STORE_unlock(store);
643
0
    return sk;
644
645
0
 err:
646
0
    X509_STORE_unlock(store);
647
0
 out_free:
648
0
    OSSL_STACK_OF_X509_free(sk);
649
0
    return NULL;
650
0
}
651
652
/*-
653
 * Collect from |ctx->store| all certs with subject matching |nm|.
654
 * Returns NULL on internal/fatal error, empty stack if not found.
655
 */
656
STACK_OF(X509) *X509_STORE_CTX_get1_certs(X509_STORE_CTX *ctx,
657
                                          const X509_NAME *nm)
658
0
{
659
0
    int i, idx, cnt;
660
0
    STACK_OF(X509) *sk = NULL;
661
0
    X509 *x;
662
0
    X509_OBJECT *obj;
663
0
    X509_STORE *store = ctx->store;
664
665
0
    if (store == NULL)
666
0
        return sk_X509_new_null();
667
668
0
    if (!X509_STORE_lock(store))
669
0
        return NULL;
670
671
0
    sk_X509_OBJECT_sort(store->objs);
672
0
    idx = x509_object_idx_cnt(store->objs, X509_LU_X509, nm, &cnt);
673
0
    if (idx < 0) {
674
        /*
675
         * Nothing found in cache: do lookup to possibly add new objects to
676
         * cache
677
         */
678
0
        X509_STORE_unlock(store);
679
0
        i = ossl_x509_store_ctx_get_by_subject(ctx, X509_LU_X509, nm, NULL);
680
0
        if (i <= 0)
681
0
            return i < 0 ? NULL : sk_X509_new_null();
682
0
        if (!X509_STORE_lock(store))
683
0
            return NULL;
684
0
        sk_X509_OBJECT_sort(store->objs);
685
0
        idx = x509_object_idx_cnt(store->objs, X509_LU_X509, nm, &cnt);
686
0
    }
687
688
0
    sk = sk_X509_new_null();
689
0
    if (idx < 0 || sk == NULL)
690
0
        goto end;
691
0
    for (i = 0; i < cnt; i++, idx++) {
692
0
        obj = sk_X509_OBJECT_value(store->objs, idx);
693
0
        x = obj->data.x509;
694
0
        if (!X509_add_cert(sk, x, X509_ADD_FLAG_UP_REF)) {
695
0
            X509_STORE_unlock(store);
696
0
            OSSL_STACK_OF_X509_free(sk);
697
0
            return NULL;
698
0
        }
699
0
    }
700
0
 end:
701
0
    X509_STORE_unlock(store);
702
0
    return sk;
703
0
}
704
705
/* Returns NULL on internal/fatal error, empty stack if not found */
706
STACK_OF(X509_CRL) *X509_STORE_CTX_get1_crls(const X509_STORE_CTX *ctx,
707
                                             const X509_NAME *nm)
708
0
{
709
0
    int i = 1, idx, cnt;
710
0
    STACK_OF(X509_CRL) *sk;
711
0
    X509_CRL *x;
712
0
    X509_OBJECT *obj;
713
0
    X509_STORE *store = ctx->store;
714
715
    /* Always do lookup to possibly add new CRLs to cache */
716
0
    i = ossl_x509_store_ctx_get_by_subject(ctx, X509_LU_CRL, nm, NULL);
717
0
    if (i < 0)
718
0
        return NULL;
719
0
    sk = sk_X509_CRL_new_null();
720
0
    if (i == 0)
721
0
        return sk;
722
0
    if (!X509_STORE_lock(store)) {
723
0
        sk_X509_CRL_free(sk);
724
0
        return NULL;
725
0
    }
726
0
    sk_X509_OBJECT_sort(store->objs);
727
0
    idx = x509_object_idx_cnt(store->objs, X509_LU_CRL, nm, &cnt);
728
0
    if (idx < 0) {
729
0
        X509_STORE_unlock(store);
730
0
        return sk;
731
0
    }
732
733
0
    for (i = 0; i < cnt; i++, idx++) {
734
0
        obj = sk_X509_OBJECT_value(store->objs, idx);
735
0
        x = obj->data.crl;
736
0
        if (!X509_CRL_up_ref(x)) {
737
0
            X509_STORE_unlock(store);
738
0
            sk_X509_CRL_pop_free(sk, X509_CRL_free);
739
0
            return NULL;
740
0
        }
741
0
        if (!sk_X509_CRL_push(sk, x)) {
742
0
            X509_STORE_unlock(store);
743
0
            X509_CRL_free(x);
744
0
            sk_X509_CRL_pop_free(sk, X509_CRL_free);
745
0
            return NULL;
746
0
        }
747
0
    }
748
0
    X509_STORE_unlock(store);
749
0
    return sk;
750
0
}
751
752
X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h,
753
                                        X509_OBJECT *x)
754
0
{
755
0
    int idx, i, num;
756
0
    X509_OBJECT *obj;
757
758
0
    idx = sk_X509_OBJECT_find(h, x);
759
0
    if (idx < 0)
760
0
        return NULL;
761
0
    if ((x->type != X509_LU_X509) && (x->type != X509_LU_CRL))
762
0
        return sk_X509_OBJECT_value(h, idx);
763
0
    for (i = idx, num = sk_X509_OBJECT_num(h); i < num; i++) {
764
0
        obj = sk_X509_OBJECT_value(h, i);
765
0
        if (x509_object_cmp((const X509_OBJECT **)&obj,
766
0
                            (const X509_OBJECT **)&x))
767
0
            return NULL;
768
0
        if (x->type == X509_LU_X509) {
769
0
            if (!X509_cmp(obj->data.x509, x->data.x509))
770
0
                return obj;
771
0
        } else if (x->type == X509_LU_CRL) {
772
0
            if (X509_CRL_match(obj->data.crl, x->data.crl) == 0)
773
0
                return obj;
774
0
        } else {
775
0
            return obj;
776
0
        }
777
0
    }
778
0
    return NULL;
779
0
}
780
781
int X509_STORE_set_flags(X509_STORE *xs, unsigned long flags)
782
0
{
783
0
    return X509_VERIFY_PARAM_set_flags(xs->param, flags);
784
0
}
785
786
int X509_STORE_set_depth(X509_STORE *xs, int depth)
787
0
{
788
0
    X509_VERIFY_PARAM_set_depth(xs->param, depth);
789
0
    return 1;
790
0
}
791
792
int X509_STORE_set_purpose(X509_STORE *xs, int purpose)
793
0
{
794
0
    return X509_VERIFY_PARAM_set_purpose(xs->param, purpose);
795
0
}
796
797
int X509_STORE_set_trust(X509_STORE *xs, int trust)
798
0
{
799
0
    return X509_VERIFY_PARAM_set_trust(xs->param, trust);
800
0
}
801
802
int X509_STORE_set1_param(X509_STORE *xs, const X509_VERIFY_PARAM *param)
803
0
{
804
0
    return X509_VERIFY_PARAM_set1(xs->param, param);
805
0
}
806
807
X509_VERIFY_PARAM *X509_STORE_get0_param(const X509_STORE *xs)
808
0
{
809
0
    return xs->param;
810
0
}
811
812
void X509_STORE_set_verify(X509_STORE *xs, X509_STORE_CTX_verify_fn verify)
813
0
{
814
0
    xs->verify = verify;
815
0
}
816
817
X509_STORE_CTX_verify_fn X509_STORE_get_verify(const X509_STORE *xs)
818
0
{
819
0
    return xs->verify;
820
0
}
821
822
void X509_STORE_set_verify_cb(X509_STORE *xs,
823
                              X509_STORE_CTX_verify_cb verify_cb)
824
0
{
825
0
    xs->verify_cb = verify_cb;
826
0
}
827
828
X509_STORE_CTX_verify_cb X509_STORE_get_verify_cb(const X509_STORE *xs)
829
0
{
830
0
    return xs->verify_cb;
831
0
}
832
833
void X509_STORE_set_get_issuer(X509_STORE *xs,
834
                               X509_STORE_CTX_get_issuer_fn get_issuer)
835
0
{
836
0
    xs->get_issuer = get_issuer;
837
0
}
838
839
X509_STORE_CTX_get_issuer_fn X509_STORE_get_get_issuer(const X509_STORE *xs)
840
0
{
841
0
    return xs->get_issuer;
842
0
}
843
844
void X509_STORE_set_check_issued(X509_STORE *xs,
845
                                 X509_STORE_CTX_check_issued_fn check_issued)
846
0
{
847
0
    xs->check_issued = check_issued;
848
0
}
849
850
X509_STORE_CTX_check_issued_fn X509_STORE_get_check_issued(const X509_STORE *xs)
851
0
{
852
0
    return xs->check_issued;
853
0
}
854
855
void X509_STORE_set_check_revocation(X509_STORE *xs,
856
                                     X509_STORE_CTX_check_revocation_fn cb)
857
0
{
858
0
    xs->check_revocation = cb;
859
0
}
860
861
X509_STORE_CTX_check_revocation_fn X509_STORE_get_check_revocation(const X509_STORE *xs)
862
0
{
863
0
    return xs->check_revocation;
864
0
}
865
866
void X509_STORE_set_get_crl(X509_STORE *xs,
867
                            X509_STORE_CTX_get_crl_fn get_crl)
868
0
{
869
0
    xs->get_crl = get_crl;
870
0
}
871
872
X509_STORE_CTX_get_crl_fn X509_STORE_get_get_crl(const X509_STORE *xs)
873
0
{
874
0
    return xs->get_crl;
875
0
}
876
877
void X509_STORE_set_check_crl(X509_STORE *xs,
878
                              X509_STORE_CTX_check_crl_fn check_crl)
879
0
{
880
0
    xs->check_crl = check_crl;
881
0
}
882
883
X509_STORE_CTX_check_crl_fn X509_STORE_get_check_crl(const X509_STORE *xs)
884
0
{
885
0
    return xs->check_crl;
886
0
}
887
888
void X509_STORE_set_cert_crl(X509_STORE *xs,
889
                             X509_STORE_CTX_cert_crl_fn cert_crl)
890
0
{
891
0
    xs->cert_crl = cert_crl;
892
0
}
893
894
X509_STORE_CTX_cert_crl_fn X509_STORE_get_cert_crl(const X509_STORE *xs)
895
0
{
896
0
    return xs->cert_crl;
897
0
}
898
899
void X509_STORE_set_check_policy(X509_STORE *xs,
900
                                 X509_STORE_CTX_check_policy_fn check_policy)
901
0
{
902
0
    xs->check_policy = check_policy;
903
0
}
904
905
X509_STORE_CTX_check_policy_fn X509_STORE_get_check_policy(const X509_STORE *xs)
906
0
{
907
0
    return xs->check_policy;
908
0
}
909
910
void X509_STORE_set_lookup_certs(X509_STORE *xs,
911
                                 X509_STORE_CTX_lookup_certs_fn lookup_certs)
912
0
{
913
0
    xs->lookup_certs = lookup_certs;
914
0
}
915
916
X509_STORE_CTX_lookup_certs_fn X509_STORE_get_lookup_certs(const X509_STORE *xs)
917
0
{
918
0
    return xs->lookup_certs;
919
0
}
920
921
void X509_STORE_set_lookup_crls(X509_STORE *xs,
922
                                X509_STORE_CTX_lookup_crls_fn lookup_crls)
923
0
{
924
0
    xs->lookup_crls = lookup_crls;
925
0
}
926
927
X509_STORE_CTX_lookup_crls_fn X509_STORE_get_lookup_crls(const X509_STORE *xs)
928
0
{
929
0
    return xs->lookup_crls;
930
0
}
931
932
void X509_STORE_set_cleanup(X509_STORE *xs,
933
                            X509_STORE_CTX_cleanup_fn cleanup)
934
0
{
935
0
    xs->cleanup = cleanup;
936
0
}
937
938
X509_STORE_CTX_cleanup_fn X509_STORE_get_cleanup(const X509_STORE *xs)
939
0
{
940
0
    return xs->cleanup;
941
0
}
942
943
int X509_STORE_set_ex_data(X509_STORE *xs, int idx, void *data)
944
0
{
945
0
    return CRYPTO_set_ex_data(&xs->ex_data, idx, data);
946
0
}
947
948
void *X509_STORE_get_ex_data(const X509_STORE *xs, int idx)
949
0
{
950
0
    return CRYPTO_get_ex_data(&xs->ex_data, idx);
951
0
}
952
953
X509_STORE *X509_STORE_CTX_get0_store(const X509_STORE_CTX *ctx)
954
0
{
955
0
    return ctx->store;
956
0
}