diff options
Diffstat (limited to 'openssl/ssl/ssl_cert.c')
| -rw-r--r-- | openssl/ssl/ssl_cert.c | 834 |
1 files changed, 0 insertions, 834 deletions
diff --git a/openssl/ssl/ssl_cert.c b/openssl/ssl/ssl_cert.c deleted file mode 100644 index 27256eea..00000000 --- a/openssl/ssl/ssl_cert.c +++ /dev/null @@ -1,834 +0,0 @@ -/*! \file ssl/ssl_cert.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ -/* ==================================================================== - * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * openssl-core@openssl.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.openssl.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). - * - */ -/* ==================================================================== - * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. - * ECC cipher suite support in OpenSSL originally developed by - * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. - */ - -#include <stdio.h> - -#include "e_os.h" -#ifndef NO_SYS_TYPES_H -# include <sys/types.h> -#endif - -#include "o_dir.h" -#include <openssl/objects.h> -#include <openssl/bio.h> -#include <openssl/pem.h> -#include <openssl/x509v3.h> -#ifndef OPENSSL_NO_DH -#include <openssl/dh.h> -#endif -#include <openssl/bn.h> -#include "ssl_locl.h" - -int SSL_get_ex_data_X509_STORE_CTX_idx(void) - { - static volatile int ssl_x509_store_ctx_idx= -1; - int got_write_lock = 0; - - CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX); - - if (ssl_x509_store_ctx_idx < 0) - { - CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX); - CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX); - got_write_lock = 1; - - if (ssl_x509_store_ctx_idx < 0) - { - ssl_x509_store_ctx_idx=X509_STORE_CTX_get_ex_new_index( - 0,"SSL for verify callback",NULL,NULL,NULL); - } - } - - if (got_write_lock) - CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX); - else - CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX); - - return ssl_x509_store_ctx_idx; - } - -CERT *ssl_cert_new(void) - { - CERT *ret; - - ret=(CERT *)OPENSSL_malloc(sizeof(CERT)); - if (ret == NULL) - { - SSLerr(SSL_F_SSL_CERT_NEW,ERR_R_MALLOC_FAILURE); - return(NULL); - } - memset(ret,0,sizeof(CERT)); - - ret->key= &(ret->pkeys[SSL_PKEY_RSA_ENC]); - ret->references=1; - - return(ret); - } - -CERT *ssl_cert_dup(CERT *cert) - { - CERT *ret; - int i; - - ret = (CERT *)OPENSSL_malloc(sizeof(CERT)); - if (ret == NULL) - { - SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_MALLOC_FAILURE); - return(NULL); - } - - memset(ret, 0, sizeof(CERT)); - - ret->key = &ret->pkeys[cert->key - &cert->pkeys[0]]; - /* or ret->key = ret->pkeys + (cert->key - cert->pkeys), - * if you find that more readable */ - - ret->valid = cert->valid; - ret->mask_k = cert->mask_k; - ret->mask_a = cert->mask_a; - ret->export_mask_k = cert->export_mask_k; - ret->export_mask_a = cert->export_mask_a; - -#ifndef OPENSSL_NO_RSA - if (cert->rsa_tmp != NULL) - { - RSA_up_ref(cert->rsa_tmp); - ret->rsa_tmp = cert->rsa_tmp; - } - ret->rsa_tmp_cb = cert->rsa_tmp_cb; -#endif - -#ifndef OPENSSL_NO_DH - if (cert->dh_tmp != NULL) - { - ret->dh_tmp = DHparams_dup(cert->dh_tmp); - if (ret->dh_tmp == NULL) - { - SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_DH_LIB); - goto err; - } - if (cert->dh_tmp->priv_key) - { - BIGNUM *b = BN_dup(cert->dh_tmp->priv_key); - if (!b) - { - SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_BN_LIB); - goto err; - } - ret->dh_tmp->priv_key = b; - } - if (cert->dh_tmp->pub_key) - { - BIGNUM *b = BN_dup(cert->dh_tmp->pub_key); - if (!b) - { - SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_BN_LIB); - goto err; - } - ret->dh_tmp->pub_key = b; - } - } - ret->dh_tmp_cb = cert->dh_tmp_cb; -#endif - -#ifndef OPENSSL_NO_ECDH - if (cert->ecdh_tmp) - { - ret->ecdh_tmp = EC_KEY_dup(cert->ecdh_tmp); - if (ret->ecdh_tmp == NULL) - { - SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_EC_LIB); - goto err; - } - } - ret->ecdh_tmp_cb = cert->ecdh_tmp_cb; -#endif - - for (i = 0; i < SSL_PKEY_NUM; i++) - { - if (cert->pkeys[i].x509 != NULL) - { - ret->pkeys[i].x509 = cert->pkeys[i].x509; - CRYPTO_add(&ret->pkeys[i].x509->references, 1, - CRYPTO_LOCK_X509); - } - - if (cert->pkeys[i].privatekey != NULL) - { - ret->pkeys[i].privatekey = cert->pkeys[i].privatekey; - CRYPTO_add(&ret->pkeys[i].privatekey->references, 1, - CRYPTO_LOCK_EVP_PKEY); - - switch(i) - { - /* If there was anything special to do for - * certain types of keys, we'd do it here. - * (Nothing at the moment, I think.) */ - - case SSL_PKEY_RSA_ENC: - case SSL_PKEY_RSA_SIGN: - /* We have an RSA key. */ - break; - - case SSL_PKEY_DSA_SIGN: - /* We have a DSA key. */ - break; - - case SSL_PKEY_DH_RSA: - case SSL_PKEY_DH_DSA: - /* We have a DH key. */ - break; - - case SSL_PKEY_ECC: - /* We have an ECC key */ - break; - - default: - /* Can't happen. */ - SSLerr(SSL_F_SSL_CERT_DUP, SSL_R_LIBRARY_BUG); - } - } - } - - /* ret->extra_certs *should* exist, but currently the own certificate - * chain is held inside SSL_CTX */ - - ret->references=1; - - return(ret); - -#if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_ECDH) -err: -#endif -#ifndef OPENSSL_NO_RSA - if (ret->rsa_tmp != NULL) - RSA_free(ret->rsa_tmp); -#endif -#ifndef OPENSSL_NO_DH - if (ret->dh_tmp != NULL) - DH_free(ret->dh_tmp); -#endif -#ifndef OPENSSL_NO_ECDH - if (ret->ecdh_tmp != NULL) - EC_KEY_free(ret->ecdh_tmp); -#endif - - for (i = 0; i < SSL_PKEY_NUM; i++) - { - if (ret->pkeys[i].x509 != NULL) - X509_free(ret->pkeys[i].x509); - if (ret->pkeys[i].privatekey != NULL) - EVP_PKEY_free(ret->pkeys[i].privatekey); - } - - return NULL; - } - - -void ssl_cert_free(CERT *c) - { - int i; - - if(c == NULL) - return; - - i=CRYPTO_add(&c->references,-1,CRYPTO_LOCK_SSL_CERT); -#ifdef REF_PRINT - REF_PRINT("CERT",c); -#endif - if (i > 0) return; -#ifdef REF_CHECK - if (i < 0) - { - fprintf(stderr,"ssl_cert_free, bad reference count\n"); - abort(); /* ok */ - } -#endif - -#ifndef OPENSSL_NO_RSA - if (c->rsa_tmp) RSA_free(c->rsa_tmp); -#endif -#ifndef OPENSSL_NO_DH - if (c->dh_tmp) DH_free(c->dh_tmp); -#endif -#ifndef OPENSSL_NO_ECDH - if (c->ecdh_tmp) EC_KEY_free(c->ecdh_tmp); -#endif - - for (i=0; i<SSL_PKEY_NUM; i++) - { - if (c->pkeys[i].x509 != NULL) - X509_free(c->pkeys[i].x509); - if (c->pkeys[i].privatekey != NULL) - EVP_PKEY_free(c->pkeys[i].privatekey); -#if 0 - if (c->pkeys[i].publickey != NULL) - EVP_PKEY_free(c->pkeys[i].publickey); -#endif - } - OPENSSL_free(c); - } - -int ssl_cert_inst(CERT **o) - { - /* Create a CERT if there isn't already one - * (which cannot really happen, as it is initially created in - * SSL_CTX_new; but the earlier code usually allows for that one - * being non-existant, so we follow that behaviour, as it might - * turn out that there actually is a reason for it -- but I'm - * not sure that *all* of the existing code could cope with - * s->cert being NULL, otherwise we could do without the - * initialization in SSL_CTX_new). - */ - - if (o == NULL) - { - SSLerr(SSL_F_SSL_CERT_INST, ERR_R_PASSED_NULL_PARAMETER); - return(0); - } - if (*o == NULL) - { - if ((*o = ssl_cert_new()) == NULL) - { - SSLerr(SSL_F_SSL_CERT_INST, ERR_R_MALLOC_FAILURE); - return(0); - } - } - return(1); - } - - -SESS_CERT *ssl_sess_cert_new(void) - { - SESS_CERT *ret; - - ret = OPENSSL_malloc(sizeof *ret); - if (ret == NULL) - { - SSLerr(SSL_F_SSL_SESS_CERT_NEW, ERR_R_MALLOC_FAILURE); - return NULL; - } - - memset(ret, 0 ,sizeof *ret); - ret->peer_key = &(ret->peer_pkeys[SSL_PKEY_RSA_ENC]); - ret->references = 1; - - return ret; - } - -void ssl_sess_cert_free(SESS_CERT *sc) - { - int i; - - if (sc == NULL) - return; - - i = CRYPTO_add(&sc->references, -1, CRYPTO_LOCK_SSL_SESS_CERT); -#ifdef REF_PRINT - REF_PRINT("SESS_CERT", sc); -#endif - if (i > 0) - return; -#ifdef REF_CHECK - if (i < 0) - { - fprintf(stderr,"ssl_sess_cert_free, bad reference count\n"); - abort(); /* ok */ - } -#endif - - /* i == 0 */ - if (sc->cert_chain != NULL) - sk_X509_pop_free(sc->cert_chain, X509_free); - for (i = 0; i < SSL_PKEY_NUM; i++) - { - if (sc->peer_pkeys[i].x509 != NULL) - X509_free(sc->peer_pkeys[i].x509); -#if 0 /* We don't have the peer's private key. These lines are just - * here as a reminder that we're still using a not-quite-appropriate - * data structure. */ - if (sc->peer_pkeys[i].privatekey != NULL) - EVP_PKEY_free(sc->peer_pkeys[i].privatekey); -#endif - } - -#ifndef OPENSSL_NO_RSA - if (sc->peer_rsa_tmp != NULL) - RSA_free(sc->peer_rsa_tmp); -#endif -#ifndef OPENSSL_NO_DH - if (sc->peer_dh_tmp != NULL) - DH_free(sc->peer_dh_tmp); -#endif -#ifndef OPENSSL_NO_ECDH - if (sc->peer_ecdh_tmp != NULL) - EC_KEY_free(sc->peer_ecdh_tmp); -#endif - - OPENSSL_free(sc); - } - -int ssl_set_peer_cert_type(SESS_CERT *sc,int type) - { - sc->peer_cert_type = type; - return(1); - } - -int ssl_verify_cert_chain(SSL *s,STACK_OF(X509) *sk) - { - X509 *x; - int i; - X509_STORE_CTX ctx; - - if ((sk == NULL) || (sk_X509_num(sk) == 0)) - return(0); - - x=sk_X509_value(sk,0); - if(!X509_STORE_CTX_init(&ctx,s->ctx->cert_store,x,sk)) - { - SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN,ERR_R_X509_LIB); - return(0); - } -#if 0 - if (SSL_get_verify_depth(s) >= 0) - X509_STORE_CTX_set_depth(&ctx, SSL_get_verify_depth(s)); -#endif - X509_STORE_CTX_set_ex_data(&ctx,SSL_get_ex_data_X509_STORE_CTX_idx(),s); - - /* We need to inherit the verify parameters. These can be determined by - * the context: if its a server it will verify SSL client certificates - * or vice versa. - */ - - X509_STORE_CTX_set_default(&ctx, - s->server ? "ssl_client" : "ssl_server"); - /* Anything non-default in "param" should overwrite anything in the - * ctx. - */ - X509_VERIFY_PARAM_set1(X509_STORE_CTX_get0_param(&ctx), s->param); - - if (s->verify_callback) - X509_STORE_CTX_set_verify_cb(&ctx, s->verify_callback); - - if (s->ctx->app_verify_callback != NULL) -#if 1 /* new with OpenSSL 0.9.7 */ - i=s->ctx->app_verify_callback(&ctx, s->ctx->app_verify_arg); -#else - i=s->ctx->app_verify_callback(&ctx); /* should pass app_verify_arg */ -#endif - else - { -#ifndef OPENSSL_NO_X509_VERIFY - i=X509_verify_cert(&ctx); -#else - i=0; - ctx.error=X509_V_ERR_APPLICATION_VERIFICATION; - SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN,SSL_R_NO_VERIFY_CALLBACK); -#endif - } - - s->verify_result=ctx.error; - X509_STORE_CTX_cleanup(&ctx); - - return(i); - } - -static void set_client_CA_list(STACK_OF(X509_NAME) **ca_list,STACK_OF(X509_NAME) *name_list) - { - if (*ca_list != NULL) - sk_X509_NAME_pop_free(*ca_list,X509_NAME_free); - - *ca_list=name_list; - } - -STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk) - { - int i; - STACK_OF(X509_NAME) *ret; - X509_NAME *name; - - ret=sk_X509_NAME_new_null(); - for (i=0; i<sk_X509_NAME_num(sk); i++) - { - name=X509_NAME_dup(sk_X509_NAME_value(sk,i)); - if ((name == NULL) || !sk_X509_NAME_push(ret,name)) - { - sk_X509_NAME_pop_free(ret,X509_NAME_free); - return(NULL); - } - } - return(ret); - } - -void SSL_set_client_CA_list(SSL *s,STACK_OF(X509_NAME) *name_list) - { - set_client_CA_list(&(s->client_CA),name_list); - } - -void SSL_CTX_set_client_CA_list(SSL_CTX *ctx,STACK_OF(X509_NAME) *name_list) - { - set_client_CA_list(&(ctx->client_CA),name_list); - } - -STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *ctx) - { - return(ctx->client_CA); - } - -STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s) - { - if (s->type == SSL_ST_CONNECT) - { /* we are in the client */ - if (((s->version>>8) == SSL3_VERSION_MAJOR) && - (s->s3 != NULL)) - return(s->s3->tmp.ca_names); - else - return(NULL); - } - else - { - if (s->client_CA != NULL) - return(s->client_CA); - else - return(s->ctx->client_CA); - } - } - -static int add_client_CA(STACK_OF(X509_NAME) **sk,X509 *x) - { - X509_NAME *name; - - if (x == NULL) return(0); - if ((*sk == NULL) && ((*sk=sk_X509_NAME_new_null()) == NULL)) - return(0); - - if ((name=X509_NAME_dup(X509_get_subject_name(x))) == NULL) - return(0); - - if (!sk_X509_NAME_push(*sk,name)) - { - X509_NAME_free(name); - return(0); - } - return(1); - } - -int SSL_add_client_CA(SSL *ssl,X509 *x) - { - return(add_client_CA(&(ssl->client_CA),x)); - } - -int SSL_CTX_add_client_CA(SSL_CTX *ctx,X509 *x) - { - return(add_client_CA(&(ctx->client_CA),x)); - } - -static int xname_cmp(const X509_NAME * const *a, const X509_NAME * const *b) - { - return(X509_NAME_cmp(*a,*b)); - } - -#ifndef OPENSSL_NO_STDIO -/*! - * Load CA certs from a file into a ::STACK. Note that it is somewhat misnamed; - * it doesn't really have anything to do with clients (except that a common use - * for a stack of CAs is to send it to the client). Actually, it doesn't have - * much to do with CAs, either, since it will load any old cert. - * \param file the file containing one or more certs. - * \return a ::STACK containing the certs. - */ -STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file) - { - BIO *in; - X509 *x=NULL; - X509_NAME *xn=NULL; - STACK_OF(X509_NAME) *ret = NULL,*sk; - - sk=sk_X509_NAME_new(xname_cmp); - - in=BIO_new(BIO_s_file_internal()); - - if ((sk == NULL) || (in == NULL)) - { - SSLerr(SSL_F_SSL_LOAD_CLIENT_CA_FILE,ERR_R_MALLOC_FAILURE); - goto err; - } - - if (!BIO_read_filename(in,file)) - goto err; - - for (;;) - { - if (PEM_read_bio_X509(in,&x,NULL,NULL) == NULL) - break; - if (ret == NULL) - { - ret = sk_X509_NAME_new_null(); - if (ret == NULL) - { - SSLerr(SSL_F_SSL_LOAD_CLIENT_CA_FILE,ERR_R_MALLOC_FAILURE); - goto err; - } - } - if ((xn=X509_get_subject_name(x)) == NULL) goto err; - /* check for duplicates */ - xn=X509_NAME_dup(xn); - if (xn == NULL) goto err; - if (sk_X509_NAME_find(sk,xn) >= 0) - X509_NAME_free(xn); - else - { - sk_X509_NAME_push(sk,xn); - sk_X509_NAME_push(ret,xn); - } - } - - if (0) - { -err: - if (ret != NULL) sk_X509_NAME_pop_free(ret,X509_NAME_free); - ret=NULL; - } - if (sk != NULL) sk_X509_NAME_free(sk); - if (in != NULL) BIO_free(in); - if (x != NULL) X509_free(x); - if (ret != NULL) - ERR_clear_error(); - return(ret); - } -#endif - -/*! - * Add a file of certs to a stack. - * \param stack the stack to add to. - * \param file the file to add from. All certs in this file that are not - * already in the stack will be added. - * \return 1 for success, 0 for failure. Note that in the case of failure some - * certs may have been added to \c stack. - */ - -int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, - const char *file) - { - BIO *in; - X509 *x=NULL; - X509_NAME *xn=NULL; - int ret=1; - int (*oldcmp)(const X509_NAME * const *a, const X509_NAME * const *b); - - oldcmp=sk_X509_NAME_set_cmp_func(stack,xname_cmp); - - in=BIO_new(BIO_s_file_internal()); - - if (in == NULL) - { - SSLerr(SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK,ERR_R_MALLOC_FAILURE); - goto err; - } - - if (!BIO_read_filename(in,file)) - goto err; - - for (;;) - { - if (PEM_read_bio_X509(in,&x,NULL,NULL) == NULL) - break; - if ((xn=X509_get_subject_name(x)) == NULL) goto err; - xn=X509_NAME_dup(xn); - if (xn == NULL) goto err; - if (sk_X509_NAME_find(stack,xn) >= 0) - X509_NAME_free(xn); - else - sk_X509_NAME_push(stack,xn); - } - - ERR_clear_error(); - - if (0) - { -err: - ret=0; - } - if(in != NULL) - BIO_free(in); - if(x != NULL) - X509_free(x); - - (void)sk_X509_NAME_set_cmp_func(stack,oldcmp); - - return ret; - } - -/*! - * Add a directory of certs to a stack. - * \param stack the stack to append to. - * \param dir the directory to append from. All files in this directory will be - * examined as potential certs. Any that are acceptable to - * SSL_add_dir_cert_subjects_to_stack() that are not already in the stack will be - * included. - * \return 1 for success, 0 for failure. Note that in the case of failure some - * certs may have been added to \c stack. - */ - -int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, - const char *dir) - { - OPENSSL_DIR_CTX *d = NULL; - const char *filename; - int ret = 0; - - CRYPTO_w_lock(CRYPTO_LOCK_READDIR); - - /* Note that a side effect is that the CAs will be sorted by name */ - - while((filename = OPENSSL_DIR_read(&d, dir))) - { - char buf[1024]; - int r; - - if(strlen(dir)+strlen(filename)+2 > sizeof buf) - { - SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,SSL_R_PATH_TOO_LONG); - goto err; - } - -#ifdef OPENSSL_SYS_VMS - r = BIO_snprintf(buf,sizeof buf,"%s%s",dir,filename); -#else - r = BIO_snprintf(buf,sizeof buf,"%s/%s",dir,filename); -#endif - if (r <= 0 || r >= (int)sizeof(buf)) - goto err; - if(!SSL_add_file_cert_subjects_to_stack(stack,buf)) - goto err; - } - - if (errno) - { - SYSerr(SYS_F_OPENDIR, get_last_sys_error()); - ERR_add_error_data(3, "OPENSSL_DIR_read(&ctx, '", dir, "')"); - SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK, ERR_R_SYS_LIB); - goto err; - } - - ret = 1; - -err: - if (d) OPENSSL_DIR_end(&d); - CRYPTO_w_unlock(CRYPTO_LOCK_READDIR); - return ret; - } - |