1999-01-24 08:50:01 +08:00
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/* v3_lib.c */
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/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
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* project 1999.
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*/
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/* ====================================================================
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* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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/* X509 v3 extension utilities */
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1999-02-22 09:26:40 +08:00
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#include <stdio.h>
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#include "cryptlib.h"
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#include "conf.h"
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1999-01-24 08:50:01 +08:00
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#include "x509v3.h"
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static STACK *ext_list = NULL;
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1999-03-05 07:29:51 +08:00
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static int ext_cmp(X509V3_EXT_METHOD **a, X509V3_EXT_METHOD **b);
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1999-01-24 08:50:01 +08:00
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static void ext_list_free(X509V3_EXT_METHOD *ext);
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1999-04-20 05:31:43 +08:00
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int X509V3_EXT_add(X509V3_EXT_METHOD *ext)
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1999-01-24 08:50:01 +08:00
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{
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if(!ext_list && !(ext_list = sk_new(ext_cmp))) {
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1999-04-15 07:44:41 +08:00
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X509V3err(X509V3_F_X509V3_EXT_ADD,ERR_R_MALLOC_FAILURE);
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1999-01-24 08:50:01 +08:00
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return 0;
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}
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if(!sk_push(ext_list, (char *)ext)) {
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1999-04-15 07:44:41 +08:00
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X509V3err(X509V3_F_X509V3_EXT_ADD,ERR_R_MALLOC_FAILURE);
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1999-01-24 08:50:01 +08:00
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return 0;
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}
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return 1;
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}
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1999-04-20 05:31:43 +08:00
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static int ext_cmp(X509V3_EXT_METHOD **a, X509V3_EXT_METHOD **b)
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1999-01-24 08:50:01 +08:00
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{
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return ((*a)->ext_nid - (*b)->ext_nid);
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}
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1999-04-20 05:31:43 +08:00
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X509V3_EXT_METHOD *X509V3_EXT_get_nid(int nid)
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1999-01-24 08:50:01 +08:00
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{
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X509V3_EXT_METHOD tmp;
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int idx;
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tmp.ext_nid = nid;
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if(!ext_list || (tmp.ext_nid < 0) ) return NULL;
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idx = sk_find(ext_list, (char *)&tmp);
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if(idx == -1) return NULL;
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return (X509V3_EXT_METHOD *)sk_value(ext_list, idx);
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}
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1999-04-20 05:31:43 +08:00
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X509V3_EXT_METHOD *X509V3_EXT_get(X509_EXTENSION *ext)
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1999-01-24 08:50:01 +08:00
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{
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int nid;
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if((nid = OBJ_obj2nid(ext->object)) == NID_undef) return NULL;
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return X509V3_EXT_get_nid(nid);
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}
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1999-04-20 05:31:43 +08:00
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int X509V3_EXT_add_list(X509V3_EXT_METHOD *extlist)
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1999-01-24 08:50:01 +08:00
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{
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for(;extlist->ext_nid!=-1;extlist++)
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if(!X509V3_EXT_add(extlist)) return 0;
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return 1;
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}
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1999-04-20 05:31:43 +08:00
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int X509V3_EXT_add_alias(int nid_to, int nid_from)
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1999-01-24 08:50:01 +08:00
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{
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X509V3_EXT_METHOD *ext, *tmpext;
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if(!(ext = X509V3_EXT_get_nid(nid_from))) {
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X509V3err(X509V3_F_X509V3_EXT_ADD_ALIAS,X509V3_R_EXTENSION_NOT_FOUND);
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return 0;
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}
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if(!(tmpext = (X509V3_EXT_METHOD *)Malloc(sizeof(X509V3_EXT_METHOD)))) {
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X509V3err(X509V3_F_X509V3_EXT_ADD_ALIAS,ERR_R_MALLOC_FAILURE);
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return 0;
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}
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*tmpext = *ext;
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tmpext->ext_nid = nid_to;
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1999-02-10 09:12:59 +08:00
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tmpext->ext_flags |= X509V3_EXT_DYNAMIC;
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1999-01-24 08:50:01 +08:00
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return 1;
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}
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1999-04-20 05:31:43 +08:00
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void X509V3_EXT_cleanup(void)
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1999-01-24 08:50:01 +08:00
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{
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sk_pop_free(ext_list, ext_list_free);
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}
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1999-04-20 05:31:43 +08:00
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static void ext_list_free(X509V3_EXT_METHOD *ext)
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1999-01-24 08:50:01 +08:00
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{
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if(ext->ext_flags & X509V3_EXT_DYNAMIC) Free(ext);
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}
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1999-02-10 09:12:59 +08:00
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extern X509V3_EXT_METHOD v3_bcons, v3_nscert, v3_key_usage, v3_ext_ku;
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1999-03-27 22:06:25 +08:00
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extern X509V3_EXT_METHOD v3_pkey_usage_period, v3_sxnet;
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1999-02-10 09:12:59 +08:00
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extern X509V3_EXT_METHOD v3_ns_ia5_list[], v3_alt[], v3_skey_id, v3_akey_id;
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1999-04-22 01:44:45 +08:00
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extern X509V3_EXT_METHOD v3_crl_num, v3_crl_reason, v3_cpols, v3_crld;
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1999-02-19 09:29:29 +08:00
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1999-04-20 05:31:43 +08:00
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int X509V3_add_standard_extensions(void)
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1999-01-24 08:50:01 +08:00
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{
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X509V3_EXT_add_list(v3_ns_ia5_list);
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1999-02-07 08:14:12 +08:00
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X509V3_EXT_add_list(v3_alt);
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1999-01-24 08:50:01 +08:00
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X509V3_EXT_add(&v3_bcons);
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X509V3_EXT_add(&v3_nscert);
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X509V3_EXT_add(&v3_key_usage);
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X509V3_EXT_add(&v3_ext_ku);
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1999-02-10 09:12:59 +08:00
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X509V3_EXT_add(&v3_skey_id);
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X509V3_EXT_add(&v3_akey_id);
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1999-02-18 07:22:57 +08:00
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X509V3_EXT_add(&v3_pkey_usage_period);
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1999-02-19 09:29:29 +08:00
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X509V3_EXT_add(&v3_crl_num);
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1999-03-27 22:06:25 +08:00
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X509V3_EXT_add(&v3_sxnet);
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1999-02-20 09:15:41 +08:00
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X509V3_EXT_add(&v3_crl_reason);
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1999-04-19 07:21:03 +08:00
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X509V3_EXT_add(&v3_cpols);
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1999-04-22 01:44:45 +08:00
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X509V3_EXT_add(&v3_crld);
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1999-01-24 08:50:01 +08:00
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return 1;
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}
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1999-02-18 07:22:57 +08:00
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/* Return an extension internal structure */
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1999-04-20 09:10:33 +08:00
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void *X509V3_EXT_d2i(X509_EXTENSION *ext)
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1999-02-18 07:22:57 +08:00
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{
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X509V3_EXT_METHOD *method;
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unsigned char *p;
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if(!(method = X509V3_EXT_get(ext)) || !method->d2i) return NULL;
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p = ext->value->data;
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return method->d2i(NULL, &p, ext->value->length);
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}
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