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-rw-r--r--src/lib/libssl/ssl_cert.c730
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diff --git a/src/lib/libssl/ssl_cert.c b/src/lib/libssl/ssl_cert.c
deleted file mode 100644
index 4fe805212b..0000000000
--- a/src/lib/libssl/ssl_cert.c
+++ /dev/null
@@ -1,730 +0,0 @@
1/* $OpenBSD: ssl_cert.c,v 1.105 2022/11/26 16:08:55 tb Exp $ */
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/* ====================================================================
59 * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved.
60 *
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
63 * are met:
64 *
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
67 *
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
71 * distribution.
72 *
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 *
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
82 *
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
86 *
87 * 6. Redistributions of any form whatsoever must retain the following
88 * acknowledgment:
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 *
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
105 *
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
109 *
110 */
111/* ====================================================================
112 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
113 * ECC cipher suite support in OpenSSL originally developed by
114 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
115 */
116
117#include <sys/types.h>
118
119#include <dirent.h>
120#include <stdio.h>
121#include <unistd.h>
122
123#include <openssl/bio.h>
124#include <openssl/bn.h>
125#include <openssl/dh.h>
126#include <openssl/objects.h>
127#include <openssl/opensslconf.h>
128#include <openssl/pem.h>
129#include <openssl/x509v3.h>
130
131#include "ssl_local.h"
132
133int
134SSL_get_ex_data_X509_STORE_CTX_idx(void)
135{
136 static volatile int ssl_x509_store_ctx_idx = -1;
137 int got_write_lock = 0;
138
139 CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX);
140
141 if (ssl_x509_store_ctx_idx < 0) {
142 CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX);
143 CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
144 got_write_lock = 1;
145
146 if (ssl_x509_store_ctx_idx < 0) {
147 ssl_x509_store_ctx_idx =
148 X509_STORE_CTX_get_ex_new_index(
149 0, "SSL for verify callback", NULL, NULL, NULL);
150 }
151 }
152
153 if (got_write_lock)
154 CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);
155 else
156 CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX);
157
158 return ssl_x509_store_ctx_idx;
159}
160
161SSL_CERT *
162ssl_cert_new(void)
163{
164 SSL_CERT *ret;
165
166 ret = calloc(1, sizeof(SSL_CERT));
167 if (ret == NULL) {
168 SSLerrorx(ERR_R_MALLOC_FAILURE);
169 return (NULL);
170 }
171 ret->key = &(ret->pkeys[SSL_PKEY_RSA]);
172 ret->references = 1;
173 ret->security_cb = ssl_security_default_cb;
174 ret->security_level = OPENSSL_TLS_SECURITY_LEVEL;
175 ret->security_ex_data = NULL;
176 return (ret);
177}
178
179SSL_CERT *
180ssl_cert_dup(SSL_CERT *cert)
181{
182 SSL_CERT *ret;
183 int i;
184
185 ret = calloc(1, sizeof(SSL_CERT));
186 if (ret == NULL) {
187 SSLerrorx(ERR_R_MALLOC_FAILURE);
188 return (NULL);
189 }
190
191 /*
192 * same as ret->key = ret->pkeys + (cert->key - cert->pkeys),
193 * if you find that more readable
194 */
195 ret->key = &ret->pkeys[cert->key - &cert->pkeys[0]];
196
197 ret->valid = cert->valid;
198 ret->mask_k = cert->mask_k;
199 ret->mask_a = cert->mask_a;
200
201 if (cert->dhe_params != NULL) {
202 ret->dhe_params = DHparams_dup(cert->dhe_params);
203 if (ret->dhe_params == NULL) {
204 SSLerrorx(ERR_R_DH_LIB);
205 goto err;
206 }
207 }
208 ret->dhe_params_cb = cert->dhe_params_cb;
209 ret->dhe_params_auto = cert->dhe_params_auto;
210
211 for (i = 0; i < SSL_PKEY_NUM; i++) {
212 if (cert->pkeys[i].x509 != NULL) {
213 ret->pkeys[i].x509 = cert->pkeys[i].x509;
214 X509_up_ref(ret->pkeys[i].x509);
215 }
216
217 if (cert->pkeys[i].privatekey != NULL) {
218 ret->pkeys[i].privatekey = cert->pkeys[i].privatekey;
219 EVP_PKEY_up_ref(ret->pkeys[i].privatekey);
220 switch (i) {
221 /*
222 * If there was anything special to do for
223 * certain types of keys, we'd do it here.
224 * (Nothing at the moment, I think.)
225 */
226
227 case SSL_PKEY_RSA:
228 /* We have an RSA key. */
229 break;
230
231 case SSL_PKEY_ECC:
232 /* We have an ECC key */
233 break;
234
235 case SSL_PKEY_GOST01:
236 /* We have a GOST key */
237 break;
238
239 default:
240 /* Can't happen. */
241 SSLerrorx(SSL_R_LIBRARY_BUG);
242 }
243 }
244
245 if (cert->pkeys[i].chain != NULL) {
246 if ((ret->pkeys[i].chain =
247 X509_chain_up_ref(cert->pkeys[i].chain)) == NULL)
248 goto err;
249 }
250 }
251
252 ret->security_cb = cert->security_cb;
253 ret->security_level = cert->security_level;
254 ret->security_ex_data = cert->security_ex_data;
255
256 /*
257 * ret->extra_certs *should* exist, but currently the own certificate
258 * chain is held inside SSL_CTX
259 */
260
261 ret->references = 1;
262
263 return (ret);
264
265 err:
266 DH_free(ret->dhe_params);
267
268 for (i = 0; i < SSL_PKEY_NUM; i++) {
269 X509_free(ret->pkeys[i].x509);
270 EVP_PKEY_free(ret->pkeys[i].privatekey);
271 sk_X509_pop_free(ret->pkeys[i].chain, X509_free);
272 }
273 free (ret);
274 return NULL;
275}
276
277
278void
279ssl_cert_free(SSL_CERT *c)
280{
281 int i;
282
283 if (c == NULL)
284 return;
285
286 i = CRYPTO_add(&c->references, -1, CRYPTO_LOCK_SSL_CERT);
287 if (i > 0)
288 return;
289
290 DH_free(c->dhe_params);
291
292 for (i = 0; i < SSL_PKEY_NUM; i++) {
293 X509_free(c->pkeys[i].x509);
294 EVP_PKEY_free(c->pkeys[i].privatekey);
295 sk_X509_pop_free(c->pkeys[i].chain, X509_free);
296 }
297
298 free(c);
299}
300
301SSL_CERT *
302ssl_get0_cert(SSL_CTX *ctx, SSL *ssl)
303{
304 if (ssl != NULL)
305 return ssl->cert;
306
307 return ctx->cert;
308}
309
310int
311ssl_cert_set0_chain(SSL_CTX *ctx, SSL *ssl, STACK_OF(X509) *chain)
312{
313 SSL_CERT *ssl_cert;
314 SSL_CERT_PKEY *cpk;
315 X509 *x509;
316 int ssl_err;
317 int i;
318
319 if ((ssl_cert = ssl_get0_cert(ctx, ssl)) == NULL)
320 return 0;
321
322 if ((cpk = ssl_cert->key) == NULL)
323 return 0;
324
325 for (i = 0; i < sk_X509_num(chain); i++) {
326 x509 = sk_X509_value(chain, i);
327 if (!ssl_security_cert(ctx, ssl, x509, 0, &ssl_err)) {
328 SSLerrorx(ssl_err);
329 return 0;
330 }
331 }
332
333 sk_X509_pop_free(cpk->chain, X509_free);
334 cpk->chain = chain;
335
336 return 1;
337}
338
339int
340ssl_cert_set1_chain(SSL_CTX *ctx, SSL *ssl, STACK_OF(X509) *chain)
341{
342 STACK_OF(X509) *new_chain = NULL;
343
344 if (chain != NULL) {
345 if ((new_chain = X509_chain_up_ref(chain)) == NULL)
346 return 0;
347 }
348 if (!ssl_cert_set0_chain(ctx, ssl, new_chain)) {
349 sk_X509_pop_free(new_chain, X509_free);
350 return 0;
351 }
352
353 return 1;
354}
355
356int
357ssl_cert_add0_chain_cert(SSL_CTX *ctx, SSL *ssl, X509 *cert)
358{
359 SSL_CERT *ssl_cert;
360 SSL_CERT_PKEY *cpk;
361 int ssl_err;
362
363 if ((ssl_cert = ssl_get0_cert(ctx, ssl)) == NULL)
364 return 0;
365
366 if ((cpk = ssl_cert->key) == NULL)
367 return 0;
368
369 if (!ssl_security_cert(ctx, ssl, cert, 0, &ssl_err)) {
370 SSLerrorx(ssl_err);
371 return 0;
372 }
373
374 if (cpk->chain == NULL) {
375 if ((cpk->chain = sk_X509_new_null()) == NULL)
376 return 0;
377 }
378 if (!sk_X509_push(cpk->chain, cert))
379 return 0;
380
381 return 1;
382}
383
384int
385ssl_cert_add1_chain_cert(SSL_CTX *ctx, SSL *ssl, X509 *cert)
386{
387 if (!ssl_cert_add0_chain_cert(ctx, ssl, cert))
388 return 0;
389
390 X509_up_ref(cert);
391
392 return 1;
393}
394
395int
396ssl_verify_cert_chain(SSL *s, STACK_OF(X509) *certs)
397{
398 X509_STORE_CTX *ctx = NULL;
399 X509_VERIFY_PARAM *param;
400 X509 *cert;
401 int ret = 0;
402
403 if (sk_X509_num(certs) < 1)
404 goto err;
405
406 if ((ctx = X509_STORE_CTX_new()) == NULL)
407 goto err;
408
409 cert = sk_X509_value(certs, 0);
410 if (!X509_STORE_CTX_init(ctx, s->ctx->cert_store, cert, certs)) {
411 SSLerror(s, ERR_R_X509_LIB);
412 goto err;
413 }
414 X509_STORE_CTX_set_ex_data(ctx, SSL_get_ex_data_X509_STORE_CTX_idx(), s);
415
416 /*
417 * We need to inherit the verify parameters. These can be
418 * determined by the context: if its a server it will verify
419 * SSL client certificates or vice versa.
420 */
421 X509_STORE_CTX_set_default(ctx, s->server ? "ssl_client" : "ssl_server");
422
423 param = X509_STORE_CTX_get0_param(ctx);
424
425 X509_VERIFY_PARAM_set_auth_level(param, SSL_get_security_level(s));
426
427 /*
428 * Anything non-default in "param" should overwrite anything
429 * in the ctx.
430 */
431 X509_VERIFY_PARAM_set1(param, s->param);
432
433 if (s->verify_callback)
434 X509_STORE_CTX_set_verify_cb(ctx, s->verify_callback);
435
436 if (s->ctx->app_verify_callback != NULL)
437 ret = s->ctx->app_verify_callback(ctx,
438 s->ctx->app_verify_arg);
439 else
440 ret = X509_verify_cert(ctx);
441
442 s->verify_result = X509_STORE_CTX_get_error(ctx);
443 sk_X509_pop_free(s->verified_chain, X509_free);
444 s->verified_chain = NULL;
445 if (X509_STORE_CTX_get0_chain(ctx) != NULL) {
446 s->verified_chain = X509_STORE_CTX_get1_chain(ctx);
447 if (s->verified_chain == NULL) {
448 SSLerrorx(ERR_R_MALLOC_FAILURE);
449 ret = 0;
450 }
451 }
452
453 err:
454 X509_STORE_CTX_free(ctx);
455
456 return (ret);
457}
458
459static void
460set_client_CA_list(STACK_OF(X509_NAME) **ca_list,
461 STACK_OF(X509_NAME) *name_list)
462{
463 sk_X509_NAME_pop_free(*ca_list, X509_NAME_free);
464 *ca_list = name_list;
465}
466
467STACK_OF(X509_NAME) *
468SSL_dup_CA_list(const STACK_OF(X509_NAME) *sk)
469{
470 int i;
471 STACK_OF(X509_NAME) *ret;
472 X509_NAME *name = NULL;
473
474 if ((ret = sk_X509_NAME_new_null()) == NULL)
475 goto err;
476
477 for (i = 0; i < sk_X509_NAME_num(sk); i++) {
478 if ((name = X509_NAME_dup(sk_X509_NAME_value(sk, i))) == NULL)
479 goto err;
480 if (!sk_X509_NAME_push(ret, name))
481 goto err;
482 }
483 return (ret);
484
485 err:
486 X509_NAME_free(name);
487 sk_X509_NAME_pop_free(ret, X509_NAME_free);
488 return NULL;
489}
490
491void
492SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list)
493{
494 set_client_CA_list(&(s->client_CA), name_list);
495}
496
497void
498SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list)
499{
500 set_client_CA_list(&(ctx->client_CA), name_list);
501}
502
503STACK_OF(X509_NAME) *
504SSL_CTX_get_client_CA_list(const SSL_CTX *ctx)
505{
506 return (ctx->client_CA);
507}
508
509STACK_OF(X509_NAME) *
510SSL_get_client_CA_list(const SSL *s)
511{
512 if (!s->server) {
513 /* We are in the client. */
514 if ((s->version >> 8) == SSL3_VERSION_MAJOR)
515 return (s->s3->hs.tls12.ca_names);
516 else
517 return (NULL);
518 } else {
519 if (s->client_CA != NULL)
520 return (s->client_CA);
521 else
522 return (s->ctx->client_CA);
523 }
524}
525
526static int
527add_client_CA(STACK_OF(X509_NAME) **sk, X509 *x)
528{
529 X509_NAME *name;
530
531 if (x == NULL)
532 return (0);
533 if ((*sk == NULL) && ((*sk = sk_X509_NAME_new_null()) == NULL))
534 return (0);
535
536 if ((name = X509_NAME_dup(X509_get_subject_name(x))) == NULL)
537 return (0);
538
539 if (!sk_X509_NAME_push(*sk, name)) {
540 X509_NAME_free(name);
541 return (0);
542 }
543 return (1);
544}
545
546int
547SSL_add_client_CA(SSL *ssl, X509 *x)
548{
549 return (add_client_CA(&(ssl->client_CA), x));
550}
551
552int
553SSL_CTX_add_client_CA(SSL_CTX *ctx, X509 *x)
554{
555 return (add_client_CA(&(ctx->client_CA), x));
556}
557
558static int
559xname_cmp(const X509_NAME * const *a, const X509_NAME * const *b)
560{
561 return (X509_NAME_cmp(*a, *b));
562}
563
564/*!
565 * Load CA certs from a file into a ::STACK. Note that it is somewhat misnamed;
566 * it doesn't really have anything to do with clients (except that a common use
567 * for a stack of CAs is to send it to the client). Actually, it doesn't have
568 * much to do with CAs, either, since it will load any old cert.
569 * \param file the file containing one or more certs.
570 * \return a ::STACK containing the certs.
571 */
572STACK_OF(X509_NAME) *
573SSL_load_client_CA_file(const char *file)
574{
575 BIO *in;
576 X509 *x = NULL;
577 X509_NAME *xn = NULL;
578 STACK_OF(X509_NAME) *ret = NULL, *sk;
579
580 sk = sk_X509_NAME_new(xname_cmp);
581
582 in = BIO_new(BIO_s_file());
583
584 if ((sk == NULL) || (in == NULL)) {
585 SSLerrorx(ERR_R_MALLOC_FAILURE);
586 goto err;
587 }
588
589 if (!BIO_read_filename(in, file))
590 goto err;
591
592 for (;;) {
593 if (PEM_read_bio_X509(in, &x, NULL, NULL) == NULL)
594 break;
595 if (ret == NULL) {
596 ret = sk_X509_NAME_new_null();
597 if (ret == NULL) {
598 SSLerrorx(ERR_R_MALLOC_FAILURE);
599 goto err;
600 }
601 }
602 if ((xn = X509_get_subject_name(x)) == NULL)
603 goto err;
604 /* check for duplicates */
605 xn = X509_NAME_dup(xn);
606 if (xn == NULL)
607 goto err;
608 if (sk_X509_NAME_find(sk, xn) >= 0)
609 X509_NAME_free(xn);
610 else {
611 if (!sk_X509_NAME_push(sk, xn))
612 goto err;
613 if (!sk_X509_NAME_push(ret, xn))
614 goto err;
615 }
616 }
617
618 if (0) {
619 err:
620 sk_X509_NAME_pop_free(ret, X509_NAME_free);
621 ret = NULL;
622 }
623 sk_X509_NAME_free(sk);
624 BIO_free(in);
625 X509_free(x);
626 if (ret != NULL)
627 ERR_clear_error();
628
629 return (ret);
630}
631
632/*!
633 * Add a file of certs to a stack.
634 * \param stack the stack to add to.
635 * \param file the file to add from. All certs in this file that are not
636 * already in the stack will be added.
637 * \return 1 for success, 0 for failure. Note that in the case of failure some
638 * certs may have been added to \c stack.
639 */
640
641int
642SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack,
643 const char *file)
644{
645 BIO *in;
646 X509 *x = NULL;
647 X509_NAME *xn = NULL;
648 int ret = 1;
649 int (*oldcmp)(const X509_NAME * const *a, const X509_NAME * const *b);
650
651 oldcmp = sk_X509_NAME_set_cmp_func(stack, xname_cmp);
652
653 in = BIO_new(BIO_s_file());
654
655 if (in == NULL) {
656 SSLerrorx(ERR_R_MALLOC_FAILURE);
657 goto err;
658 }
659
660 if (!BIO_read_filename(in, file))
661 goto err;
662
663 for (;;) {
664 if (PEM_read_bio_X509(in, &x, NULL, NULL) == NULL)
665 break;
666 if ((xn = X509_get_subject_name(x)) == NULL)
667 goto err;
668 xn = X509_NAME_dup(xn);
669 if (xn == NULL)
670 goto err;
671 if (sk_X509_NAME_find(stack, xn) >= 0)
672 X509_NAME_free(xn);
673 else
674 if (!sk_X509_NAME_push(stack, xn))
675 goto err;
676 }
677
678 ERR_clear_error();
679
680 if (0) {
681 err:
682 ret = 0;
683 }
684 BIO_free(in);
685 X509_free(x);
686
687 (void)sk_X509_NAME_set_cmp_func(stack, oldcmp);
688
689 return ret;
690}
691
692/*!
693 * Add a directory of certs to a stack.
694 * \param stack the stack to append to.
695 * \param dir the directory to append from. All files in this directory will be
696 * examined as potential certs. Any that are acceptable to
697 * SSL_add_dir_cert_subjects_to_stack() that are not already in the stack will
698 * be included.
699 * \return 1 for success, 0 for failure. Note that in the case of failure some
700 * certs may have been added to \c stack.
701 */
702
703int
704SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, const char *dir)
705{
706 DIR *dirp = NULL;
707 char *path = NULL;
708 int ret = 0;
709
710 dirp = opendir(dir);
711 if (dirp) {
712 struct dirent *dp;
713 while ((dp = readdir(dirp)) != NULL) {
714 if (asprintf(&path, "%s/%s", dir, dp->d_name) != -1) {
715 ret = SSL_add_file_cert_subjects_to_stack(
716 stack, path);
717 free(path);
718 }
719 if (!ret)
720 break;
721 }
722 (void) closedir(dirp);
723 }
724 if (!ret) {
725 SYSerror(errno);
726 ERR_asprintf_error_data("opendir ('%s')", dir);
727 SSLerrorx(ERR_R_SYS_LIB);
728 }
729 return ret;
730}
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2026-02-11 16:57:48 +0000