1 /*! \file ssl/ssl_cert.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
58 /* ====================================================================
59 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
87 * 6. Redistributions of any form whatsoever must retain the following
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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 * ====================================================================
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).
115 #ifndef NO_SYS_TYPES_H
116 # include <sys/types.h>
119 #if !defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_SYS_VMS) && !defined(NeXT) && !defined(MAC_OS_pre_X)
130 #define dirent direct
133 #include <openssl/objects.h>
134 #include <openssl/bio.h>
135 #include <openssl/pem.h>
136 #include <openssl/x509v3.h>
137 #include "ssl_locl.h"
138 #include <openssl/fips.h>
140 int SSL_get_ex_data_X509_STORE_CTX_idx(void)
142 static volatile int ssl_x509_store_ctx_idx= -1;
143 int got_write_lock = 0;
145 CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX);
147 if (ssl_x509_store_ctx_idx < 0)
149 CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX);
150 CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
153 if (ssl_x509_store_ctx_idx < 0)
155 ssl_x509_store_ctx_idx=X509_STORE_CTX_get_ex_new_index(
156 0,"SSL for verify callback",NULL,NULL,NULL);
161 CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);
163 CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX);
165 return ssl_x509_store_ctx_idx;
168 CERT *ssl_cert_new(void)
172 ret=(CERT *)OPENSSL_malloc(sizeof(CERT));
175 SSLerr(SSL_F_SSL_CERT_NEW,ERR_R_MALLOC_FAILURE);
178 memset(ret,0,sizeof(CERT));
180 ret->key= &(ret->pkeys[SSL_PKEY_RSA_ENC]);
186 CERT *ssl_cert_dup(CERT *cert)
191 ret = (CERT *)OPENSSL_malloc(sizeof(CERT));
194 SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_MALLOC_FAILURE);
198 memset(ret, 0, sizeof(CERT));
200 ret->key = &ret->pkeys[cert->key - &cert->pkeys[0]];
201 /* or ret->key = ret->pkeys + (cert->key - cert->pkeys),
202 * if you find that more readable */
204 ret->valid = cert->valid;
205 ret->mask = cert->mask;
206 ret->export_mask = cert->export_mask;
208 #ifndef OPENSSL_NO_RSA
209 if (cert->rsa_tmp != NULL)
211 RSA_up_ref(cert->rsa_tmp);
212 ret->rsa_tmp = cert->rsa_tmp;
214 ret->rsa_tmp_cb = cert->rsa_tmp_cb;
217 #ifndef OPENSSL_NO_DH
218 if (cert->dh_tmp != NULL)
220 /* DH parameters don't have a reference count */
221 ret->dh_tmp = DHparams_dup(cert->dh_tmp);
222 if (ret->dh_tmp == NULL)
224 SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_DH_LIB);
227 if (cert->dh_tmp->priv_key)
229 BIGNUM *b = BN_dup(cert->dh_tmp->priv_key);
232 SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_BN_LIB);
235 ret->dh_tmp->priv_key = b;
237 if (cert->dh_tmp->pub_key)
239 BIGNUM *b = BN_dup(cert->dh_tmp->pub_key);
242 SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_BN_LIB);
245 ret->dh_tmp->pub_key = b;
248 ret->dh_tmp_cb = cert->dh_tmp_cb;
251 for (i = 0; i < SSL_PKEY_NUM; i++)
253 if (cert->pkeys[i].x509 != NULL)
255 ret->pkeys[i].x509 = cert->pkeys[i].x509;
256 CRYPTO_add(&ret->pkeys[i].x509->references, 1,
260 if (cert->pkeys[i].privatekey != NULL)
262 ret->pkeys[i].privatekey = cert->pkeys[i].privatekey;
263 CRYPTO_add(&ret->pkeys[i].privatekey->references, 1,
264 CRYPTO_LOCK_EVP_PKEY);
268 /* If there was anything special to do for
269 * certain types of keys, we'd do it here.
270 * (Nothing at the moment, I think.) */
272 case SSL_PKEY_RSA_ENC:
273 case SSL_PKEY_RSA_SIGN:
274 /* We have an RSA key. */
277 case SSL_PKEY_DSA_SIGN:
278 /* We have a DSA key. */
281 case SSL_PKEY_DH_RSA:
282 case SSL_PKEY_DH_DSA:
283 /* We have a DH key. */
288 SSLerr(SSL_F_SSL_CERT_DUP, SSL_R_LIBRARY_BUG);
293 /* ret->extra_certs *should* exist, but currently the own certificate
294 * chain is held inside SSL_CTX */
300 #ifndef OPENSSL_NO_DH /* avoid 'unreferenced label' warning if OPENSSL_NO_DH is defined */
303 #ifndef OPENSSL_NO_RSA
304 if (ret->rsa_tmp != NULL)
305 RSA_free(ret->rsa_tmp);
307 #ifndef OPENSSL_NO_DH
308 if (ret->dh_tmp != NULL)
309 DH_free(ret->dh_tmp);
312 for (i = 0; i < SSL_PKEY_NUM; i++)
314 if (ret->pkeys[i].x509 != NULL)
315 X509_free(ret->pkeys[i].x509);
316 if (ret->pkeys[i].privatekey != NULL)
317 EVP_PKEY_free(ret->pkeys[i].privatekey);
324 void ssl_cert_free(CERT *c)
331 i=CRYPTO_add(&c->references,-1,CRYPTO_LOCK_SSL_CERT);
339 fprintf(stderr,"ssl_cert_free, bad reference count\n");
344 #ifndef OPENSSL_NO_RSA
345 if (c->rsa_tmp) RSA_free(c->rsa_tmp);
347 #ifndef OPENSSL_NO_DH
348 if (c->dh_tmp) DH_free(c->dh_tmp);
351 for (i=0; i<SSL_PKEY_NUM; i++)
353 if (c->pkeys[i].x509 != NULL)
354 X509_free(c->pkeys[i].x509);
355 if (c->pkeys[i].privatekey != NULL)
356 EVP_PKEY_free(c->pkeys[i].privatekey);
358 if (c->pkeys[i].publickey != NULL)
359 EVP_PKEY_free(c->pkeys[i].publickey);
365 int ssl_cert_inst(CERT **o)
367 /* Create a CERT if there isn't already one
368 * (which cannot really happen, as it is initially created in
369 * SSL_CTX_new; but the earlier code usually allows for that one
370 * being non-existant, so we follow that behaviour, as it might
371 * turn out that there actually is a reason for it -- but I'm
372 * not sure that *all* of the existing code could cope with
373 * s->cert being NULL, otherwise we could do without the
374 * initialization in SSL_CTX_new).
379 SSLerr(SSL_F_SSL_CERT_INST, ERR_R_PASSED_NULL_PARAMETER);
384 if ((*o = ssl_cert_new()) == NULL)
386 SSLerr(SSL_F_SSL_CERT_INST, ERR_R_MALLOC_FAILURE);
394 SESS_CERT *ssl_sess_cert_new(void)
398 ret = OPENSSL_malloc(sizeof *ret);
401 SSLerr(SSL_F_SSL_SESS_CERT_NEW, ERR_R_MALLOC_FAILURE);
405 memset(ret, 0 ,sizeof *ret);
406 ret->peer_key = &(ret->peer_pkeys[SSL_PKEY_RSA_ENC]);
412 void ssl_sess_cert_free(SESS_CERT *sc)
419 i = CRYPTO_add(&sc->references, -1, CRYPTO_LOCK_SSL_SESS_CERT);
421 REF_PRINT("SESS_CERT", sc);
428 fprintf(stderr,"ssl_sess_cert_free, bad reference count\n");
434 if (sc->cert_chain != NULL)
435 sk_X509_pop_free(sc->cert_chain, X509_free);
436 for (i = 0; i < SSL_PKEY_NUM; i++)
438 if (sc->peer_pkeys[i].x509 != NULL)
439 X509_free(sc->peer_pkeys[i].x509);
440 #if 0 /* We don't have the peer's private key. These lines are just
441 * here as a reminder that we're still using a not-quite-appropriate
443 if (sc->peer_pkeys[i].privatekey != NULL)
444 EVP_PKEY_free(sc->peer_pkeys[i].privatekey);
448 #ifndef OPENSSL_NO_RSA
449 if (sc->peer_rsa_tmp != NULL)
450 RSA_free(sc->peer_rsa_tmp);
452 #ifndef OPENSSL_NO_DH
453 if (sc->peer_dh_tmp != NULL)
454 DH_free(sc->peer_dh_tmp);
460 int ssl_set_peer_cert_type(SESS_CERT *sc,int type)
462 sc->peer_cert_type = type;
466 int ssl_verify_cert_chain(SSL *s,STACK_OF(X509) *sk)
472 if ((sk == NULL) || (sk_X509_num(sk) == 0))
475 x=sk_X509_value(sk,0);
476 if(!X509_STORE_CTX_init(&ctx,s->ctx->cert_store,x,sk))
478 SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN,ERR_R_X509_LIB);
481 if (SSL_get_verify_depth(s) >= 0)
482 X509_STORE_CTX_set_depth(&ctx, SSL_get_verify_depth(s));
483 X509_STORE_CTX_set_ex_data(&ctx,SSL_get_ex_data_X509_STORE_CTX_idx(),s);
485 /* We need to set the verify purpose. The purpose can be determined by
486 * the context: if its a server it will verify SSL client certificates
490 i = X509_PURPOSE_SSL_CLIENT;
492 i = X509_PURPOSE_SSL_SERVER;
494 X509_STORE_CTX_purpose_inherit(&ctx, i, s->purpose, s->trust);
496 if (s->verify_callback)
497 X509_STORE_CTX_set_verify_cb(&ctx, s->verify_callback);
499 if (s->ctx->app_verify_callback != NULL)
500 #if 1 /* new with OpenSSL 0.9.7 */
501 i=s->ctx->app_verify_callback(&ctx, s->ctx->app_verify_arg);
503 i=s->ctx->app_verify_callback(&ctx); /* should pass app_verify_arg */
507 #ifndef OPENSSL_NO_X509_VERIFY
508 i=X509_verify_cert(&ctx);
511 ctx.error=X509_V_ERR_APPLICATION_VERIFICATION;
512 SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN,SSL_R_NO_VERIFY_CALLBACK);
516 s->verify_result=ctx.error;
517 X509_STORE_CTX_cleanup(&ctx);
522 static void set_client_CA_list(STACK_OF(X509_NAME) **ca_list,STACK_OF(X509_NAME) *name_list)
524 if (*ca_list != NULL)
525 sk_X509_NAME_pop_free(*ca_list,X509_NAME_free);
530 STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk)
533 STACK_OF(X509_NAME) *ret;
536 ret=sk_X509_NAME_new_null();
537 for (i=0; i<sk_X509_NAME_num(sk); i++)
539 name=X509_NAME_dup(sk_X509_NAME_value(sk,i));
540 if ((name == NULL) || !sk_X509_NAME_push(ret,name))
542 sk_X509_NAME_pop_free(ret,X509_NAME_free);
549 void SSL_set_client_CA_list(SSL *s,STACK_OF(X509_NAME) *name_list)
551 set_client_CA_list(&(s->client_CA),name_list);
554 void SSL_CTX_set_client_CA_list(SSL_CTX *ctx,STACK_OF(X509_NAME) *name_list)
556 set_client_CA_list(&(ctx->client_CA),name_list);
559 STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *ctx)
561 return(ctx->client_CA);
564 STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s)
566 if (s->type == SSL_ST_CONNECT)
567 { /* we are in the client */
568 if (((s->version>>8) == SSL3_VERSION_MAJOR) &&
570 return(s->s3->tmp.ca_names);
576 if (s->client_CA != NULL)
577 return(s->client_CA);
579 return(s->ctx->client_CA);
583 static int add_client_CA(STACK_OF(X509_NAME) **sk,X509 *x)
587 if (x == NULL) return(0);
588 if ((*sk == NULL) && ((*sk=sk_X509_NAME_new_null()) == NULL))
591 if ((name=X509_NAME_dup(X509_get_subject_name(x))) == NULL)
594 if (!sk_X509_NAME_push(*sk,name))
596 X509_NAME_free(name);
602 int SSL_add_client_CA(SSL *ssl,X509 *x)
604 return(add_client_CA(&(ssl->client_CA),x));
607 int SSL_CTX_add_client_CA(SSL_CTX *ctx,X509 *x)
609 return(add_client_CA(&(ctx->client_CA),x));
612 static int xname_cmp(const X509_NAME * const *a, const X509_NAME * const *b)
614 return(X509_NAME_cmp(*a,*b));
617 #ifndef OPENSSL_NO_STDIO
619 * Load CA certs from a file into a ::STACK. Note that it is somewhat misnamed;
620 * it doesn't really have anything to do with clients (except that a common use
621 * for a stack of CAs is to send it to the client). Actually, it doesn't have
622 * much to do with CAs, either, since it will load any old cert.
623 * \param file the file containing one or more certs.
624 * \return a ::STACK containing the certs.
626 STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file)
631 STACK_OF(X509_NAME) *ret = NULL,*sk;
633 sk=sk_X509_NAME_new(xname_cmp);
635 in=BIO_new(BIO_s_file_internal());
637 if ((sk == NULL) || (in == NULL))
639 SSLerr(SSL_F_SSL_LOAD_CLIENT_CA_FILE,ERR_R_MALLOC_FAILURE);
643 if (!BIO_read_filename(in,file))
648 if (PEM_read_bio_X509(in,&x,NULL,NULL) == NULL)
652 ret = sk_X509_NAME_new_null();
655 SSLerr(SSL_F_SSL_LOAD_CLIENT_CA_FILE,ERR_R_MALLOC_FAILURE);
659 if ((xn=X509_get_subject_name(x)) == NULL) goto err;
660 /* check for duplicates */
661 xn=X509_NAME_dup(xn);
662 if (xn == NULL) goto err;
663 if (sk_X509_NAME_find(sk,xn) >= 0)
667 sk_X509_NAME_push(sk,xn);
668 sk_X509_NAME_push(ret,xn);
675 if (ret != NULL) sk_X509_NAME_pop_free(ret,X509_NAME_free);
678 if (sk != NULL) sk_X509_NAME_free(sk);
679 if (in != NULL) BIO_free(in);
680 if (x != NULL) X509_free(x);
688 * Add a file of certs to a stack.
689 * \param stack the stack to add to.
690 * \param file the file to add from. All certs in this file that are not
691 * already in the stack will be added.
692 * \return 1 for success, 0 for failure. Note that in the case of failure some
693 * certs may have been added to \c stack.
696 int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack,
703 int (*oldcmp)(const X509_NAME * const *a, const X509_NAME * const *b);
705 oldcmp=sk_X509_NAME_set_cmp_func(stack,xname_cmp);
707 in=BIO_new(BIO_s_file_internal());
711 SSLerr(SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK,ERR_R_MALLOC_FAILURE);
715 if (!BIO_read_filename(in,file))
720 if (PEM_read_bio_X509(in,&x,NULL,NULL) == NULL)
722 if ((xn=X509_get_subject_name(x)) == NULL) goto err;
723 xn=X509_NAME_dup(xn);
724 if (xn == NULL) goto err;
725 if (sk_X509_NAME_find(stack,xn) >= 0)
728 sk_X509_NAME_push(stack,xn);
741 sk_X509_NAME_set_cmp_func(stack,oldcmp);
747 * Add a directory of certs to a stack.
748 * \param stack the stack to append to.
749 * \param dir the directory to append from. All files in this directory will be
750 * examined as potential certs. Any that are acceptable to
751 * SSL_add_dir_cert_subjects_to_stack() that are not already in the stack will be
753 * \return 1 for success, 0 for failure. Note that in the case of failure some
754 * certs may have been added to \c stack.
757 #ifndef OPENSSL_SYS_WIN32
758 #ifndef OPENSSL_SYS_VMS /* XXXX This may be fixed in the future */
759 #ifndef OPENSSL_SYS_MACINTOSH_CLASSIC /* XXXXX: Better scheme needed! */
761 int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack,
765 struct dirent *dstruct;
768 CRYPTO_w_lock(CRYPTO_LOCK_READDIR);
771 /* Note that a side effect is that the CAs will be sorted by name */
774 SYSerr(SYS_F_OPENDIR, get_last_sys_error());
775 ERR_add_error_data(3, "opendir('", dir, "')");
776 SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK, ERR_R_SYS_LIB);
780 while((dstruct=readdir(d)))
785 if(strlen(dir)+strlen(dstruct->d_name)+2 > sizeof buf)
787 SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,SSL_R_PATH_TOO_LONG);
791 r = BIO_snprintf(buf,sizeof buf,"%s/%s",dir,dstruct->d_name);
792 if (r <= 0 || r >= sizeof buf)
794 if(!SSL_add_file_cert_subjects_to_stack(stack,buf))
801 CRYPTO_w_unlock(CRYPTO_LOCK_READDIR);
808 #else /* OPENSSL_SYS_WIN32 */
810 #if defined(_WIN32_WCE)
812 # error "WinCE comes in UNICODE flavor only..."
814 # if _WIN32_WCE<101 && !defined(OPENSSL_NO_MULTIBYTE)
815 # define OPENSSL_NO_MULTIBYTE
817 # ifndef FindFirstFile
818 # define FindFirstFile FindFirstFileW
820 # ifndef FindNextFile
821 # define FindNextFile FindNextFileW
825 int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack,
828 WIN32_FIND_DATA FindFileData;
832 size_t i,len_0 = strlen(dir)+1; /* len_0 accounts for trailing 0 */
833 char buf[1024],*slash;
835 if (len_0 > (sizeof(buf)-14)) /* 14 is just some value... */
837 SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,SSL_R_PATH_TOO_LONG);
841 CRYPTO_w_lock(CRYPTO_LOCK_READDIR);
843 if (sizeof(TCHAR) != sizeof(char))
845 wdir = (TCHAR *)malloc(len_0*sizeof(TCHAR));
848 #ifndef OPENSSL_NO_MULTIBYTE
849 if (!MultiByteToWideChar(CP_ACP,0,dir,len_0,
850 (WCHAR *)wdir,len_0))
852 for (i=0;i<len_0;i++) wdir[i]=(TCHAR)dir[i];
854 hFind = FindFirstFile(wdir, &FindFileData);
856 else hFind = FindFirstFile((const TCHAR *)dir, &FindFileData);
858 /* Note that a side effect is that the CAs will be sorted by name */
859 if(hFind == INVALID_HANDLE_VALUE)
861 SYSerr(SYS_F_OPENDIR, get_last_sys_error());
862 ERR_add_error_data(3, "opendir('", dir, "')");
863 SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK, ERR_R_SYS_LIB);
867 strncpy(buf,dir,sizeof(buf)); /* strcpy is safe too... */
868 buf[len_0-1]='/'; /* no trailing zero! */
872 const TCHAR *fnam=FindFileData.cFileName;
873 size_t flen_0=_tcslen(fnam)+1;
875 if (flen_0 > (sizeof(buf)-len_0))
877 SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,SSL_R_PATH_TOO_LONG);
880 /* else strcpy would be safe too... */
882 if (sizeof(TCHAR) != sizeof(char))
884 #ifndef OPENSSL_NO_MULTIBYTE
885 if (!WideCharToMultiByte(CP_ACP,0,
886 (WCHAR *)fnam,flen_0,
887 slash,sizeof(buf)-len_0,
890 for (i=0;i<flen_0;i++) slash[i]=(char)fnam[i];
892 else strncpy(slash,(const char *)fnam,sizeof(buf)-len_0);
894 if(!SSL_add_file_cert_subjects_to_stack(stack,buf))
897 while (FindNextFile(hFind, &FindFileData) != FALSE);
906 CRYPTO_w_unlock(CRYPTO_LOCK_READDIR);