ssl/libcrypto/src/crypto/asn1/x_x509a.c
changeset 0 e4d67989cc36
equal deleted inserted replaced
-1:000000000000 0:e4d67989cc36
       
     1 /* a_x509a.c */
       
     2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
       
     3  * project 1999.
       
     4  */
       
     5 /* ====================================================================
       
     6  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
       
     7  *
       
     8  * Redistribution and use in source and binary forms, with or without
       
     9  * modification, are permitted provided that the following conditions
       
    10  * are met:
       
    11  *
       
    12  * 1. Redistributions of source code must retain the above copyright
       
    13  *    notice, this list of conditions and the following disclaimer. 
       
    14  *
       
    15  * 2. Redistributions in binary form must reproduce the above copyright
       
    16  *    notice, this list of conditions and the following disclaimer in
       
    17  *    the documentation and/or other materials provided with the
       
    18  *    distribution.
       
    19  *
       
    20  * 3. All advertising materials mentioning features or use of this
       
    21  *    software must display the following acknowledgment:
       
    22  *    "This product includes software developed by the OpenSSL Project
       
    23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
       
    24  *
       
    25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
       
    26  *    endorse or promote products derived from this software without
       
    27  *    prior written permission. For written permission, please contact
       
    28  *    licensing@OpenSSL.org.
       
    29  *
       
    30  * 5. Products derived from this software may not be called "OpenSSL"
       
    31  *    nor may "OpenSSL" appear in their names without prior written
       
    32  *    permission of the OpenSSL Project.
       
    33  *
       
    34  * 6. Redistributions of any form whatsoever must retain the following
       
    35  *    acknowledgment:
       
    36  *    "This product includes software developed by the OpenSSL Project
       
    37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
       
    38  *
       
    39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
       
    40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
       
    41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
       
    42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
       
    43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
       
    44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
       
    45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
       
    46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
       
    47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
       
    48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
       
    49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
       
    50  * OF THE POSSIBILITY OF SUCH DAMAGE.
       
    51  * ====================================================================
       
    52  *
       
    53  * This product includes cryptographic software written by Eric Young
       
    54  * (eay@cryptsoft.com).  This product includes software written by Tim
       
    55  * Hudson (tjh@cryptsoft.com).
       
    56  *
       
    57  */
       
    58 
       
    59 #include <stdio.h>
       
    60 #include "cryptlib.h"
       
    61 #include <openssl/evp.h>
       
    62 #include <openssl/asn1t.h>
       
    63 #include <openssl/x509.h>
       
    64 
       
    65 /* X509_CERT_AUX routines. These are used to encode additional
       
    66  * user modifiable data about a certificate. This data is
       
    67  * appended to the X509 encoding when the *_X509_AUX routines
       
    68  * are used. This means that the "traditional" X509 routines
       
    69  * will simply ignore the extra data. 
       
    70  */
       
    71 
       
    72 static X509_CERT_AUX *aux_get(X509 *x);
       
    73 
       
    74 ASN1_SEQUENCE(X509_CERT_AUX) = {
       
    75 	ASN1_SEQUENCE_OF_OPT(X509_CERT_AUX, trust, ASN1_OBJECT),
       
    76 	ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, reject, ASN1_OBJECT, 0),
       
    77 	ASN1_OPT(X509_CERT_AUX, alias, ASN1_UTF8STRING),
       
    78 	ASN1_OPT(X509_CERT_AUX, keyid, ASN1_OCTET_STRING),
       
    79 	ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, other, X509_ALGOR, 1)
       
    80 } ASN1_SEQUENCE_END(X509_CERT_AUX)
       
    81 
       
    82 IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_AUX)
       
    83 
       
    84 static X509_CERT_AUX *aux_get(X509 *x)
       
    85 {
       
    86 	if(!x) return NULL;
       
    87 	if(!x->aux && !(x->aux = X509_CERT_AUX_new())) return NULL;
       
    88 	return x->aux;
       
    89 }
       
    90 
       
    91 EXPORT_C int X509_alias_set1(X509 *x, unsigned char *name, int len)
       
    92 {
       
    93 	X509_CERT_AUX *aux;
       
    94 	if (!name)
       
    95 		{
       
    96 		if (!x || !x->aux || !x->aux->alias)
       
    97 			return 1;
       
    98 		ASN1_UTF8STRING_free(x->aux->alias);
       
    99 		x->aux->alias = NULL;
       
   100 		return 1;
       
   101 		}
       
   102 	if(!(aux = aux_get(x))) return 0;
       
   103 	if(!aux->alias && !(aux->alias = ASN1_UTF8STRING_new())) return 0;
       
   104 	return ASN1_STRING_set(aux->alias, name, len);
       
   105 }
       
   106 
       
   107 EXPORT_C int X509_keyid_set1(X509 *x, unsigned char *id, int len)
       
   108 {
       
   109 	X509_CERT_AUX *aux;
       
   110 	if (!id)
       
   111 		{
       
   112 		if (!x || !x->aux || !x->aux->keyid)
       
   113 			return 1;
       
   114 		ASN1_OCTET_STRING_free(x->aux->keyid);
       
   115 		x->aux->keyid = NULL;
       
   116 		return 1;
       
   117 		}
       
   118 	if(!(aux = aux_get(x))) return 0;
       
   119 	if(!aux->keyid && !(aux->keyid = ASN1_OCTET_STRING_new())) return 0;
       
   120 	return ASN1_STRING_set(aux->keyid, id, len);
       
   121 }
       
   122 
       
   123 EXPORT_C unsigned char *X509_alias_get0(X509 *x, int *len)
       
   124 {
       
   125 	if(!x->aux || !x->aux->alias) return NULL;
       
   126 	if(len) *len = x->aux->alias->length;
       
   127 	return x->aux->alias->data;
       
   128 }
       
   129 
       
   130 EXPORT_C unsigned char *X509_keyid_get0(X509 *x, int *len)
       
   131 {
       
   132 	if(!x->aux || !x->aux->keyid) return NULL;
       
   133 	if(len) *len = x->aux->keyid->length;
       
   134 	return x->aux->keyid->data;
       
   135 }
       
   136 
       
   137 EXPORT_C int X509_add1_trust_object(X509 *x, ASN1_OBJECT *obj)
       
   138 {
       
   139 	X509_CERT_AUX *aux;
       
   140 	ASN1_OBJECT *objtmp;
       
   141 	if(!(objtmp = OBJ_dup(obj))) return 0;
       
   142 	if(!(aux = aux_get(x))) return 0;
       
   143 	if(!aux->trust
       
   144 		&& !(aux->trust = sk_ASN1_OBJECT_new_null())) return 0;
       
   145 	return sk_ASN1_OBJECT_push(aux->trust, objtmp);
       
   146 }
       
   147 
       
   148 EXPORT_C int X509_add1_reject_object(X509 *x, ASN1_OBJECT *obj)
       
   149 {
       
   150 	X509_CERT_AUX *aux;
       
   151 	ASN1_OBJECT *objtmp;
       
   152 	if(!(objtmp = OBJ_dup(obj))) return 0;
       
   153 	if(!(aux = aux_get(x))) return 0;
       
   154 	if(!aux->reject
       
   155 		&& !(aux->reject = sk_ASN1_OBJECT_new_null())) return 0;
       
   156 	return sk_ASN1_OBJECT_push(aux->reject, objtmp);
       
   157 }
       
   158 
       
   159 EXPORT_C void X509_trust_clear(X509 *x)
       
   160 {
       
   161 	if(x->aux && x->aux->trust) {
       
   162 		sk_ASN1_OBJECT_pop_free(x->aux->trust, ASN1_OBJECT_free);
       
   163 		x->aux->trust = NULL;
       
   164 	}
       
   165 }
       
   166 
       
   167 EXPORT_C void X509_reject_clear(X509 *x)
       
   168 {
       
   169 	if(x->aux && x->aux->reject) {
       
   170 		sk_ASN1_OBJECT_pop_free(x->aux->reject, ASN1_OBJECT_free);
       
   171 		x->aux->reject = NULL;
       
   172 	}
       
   173 }
       
   174 
       
   175 ASN1_SEQUENCE(X509_CERT_PAIR) = {
       
   176 	ASN1_EXP_OPT(X509_CERT_PAIR, forward, X509, 0),
       
   177 	ASN1_EXP_OPT(X509_CERT_PAIR, reverse, X509, 1)
       
   178 } ASN1_SEQUENCE_END(X509_CERT_PAIR)
       
   179 
       
   180 IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_PAIR)