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os/ossrv/ssl/libcrypto/src/crypto/asn1/x_x509a.c
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib. 
     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)
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