[thirdparty/openssl.git] / crypto / asn1 / x_x509a.c

/* a_x509a.c */
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
 * project 1999.
 */
/* ====================================================================
 * Copyright (c) 1999 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
 *    licensing@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).
 *
 */

#include <stdio.h>
#include "cryptlib.h"
#include <openssl/evp.h>
#include <openssl/asn1t.h>
#include <openssl/x509.h>

/* X509_CERT_AUX routines. These are used to encode additional
 * user modifiable data about a certificate. This data is
 * appended to the X509 encoding when the *_X509_AUX routines
 * are used. This means that the "traditional" X509 routines
 * will simply ignore the extra data. 
 */

static X509_CERT_AUX *aux_get(X509 *x);

ASN1_SEQUENCE(X509_CERT_AUX) = {
	ASN1_SEQUENCE_OF_OPT(X509_CERT_AUX, trust, ASN1_OBJECT),
	ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, reject, ASN1_OBJECT, 0),
	ASN1_OPT(X509_CERT_AUX, alias, ASN1_UTF8STRING),
	ASN1_OPT(X509_CERT_AUX, keyid, ASN1_OCTET_STRING),
	ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, other, X509_ALGOR, 1)
} ASN1_SEQUENCE_END(X509_CERT_AUX)

IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_AUX)

static X509_CERT_AUX *aux_get(X509 *x)
{
	if(!x) return NULL;
	if(!x->aux && !(x->aux = X509_CERT_AUX_new())) return NULL;
	return x->aux;
}

int X509_alias_set1(X509 *x, unsigned char *name, int len)
{
	X509_CERT_AUX *aux;
	if (!name)
		{
		if (!x || !x->aux || !x->aux->alias)
			return 1;
		ASN1_UTF8STRING_free(x->aux->alias);
		x->aux->alias = NULL;
		return 1;
		}
	if(!(aux = aux_get(x))) return 0;
	if(!aux->alias && !(aux->alias = ASN1_UTF8STRING_new())) return 0;
	return ASN1_STRING_set(aux->alias, name, len);
}

int X509_keyid_set1(X509 *x, unsigned char *id, int len)
{
	X509_CERT_AUX *aux;
	if (!id)
		{
		if (!x || !x->aux || !x->aux->keyid)
			return 1;
		ASN1_OCTET_STRING_free(x->aux->keyid);
		x->aux->keyid = NULL;
		return 1;
		}
	if(!(aux = aux_get(x))) return 0;
	if(!aux->keyid && !(aux->keyid = ASN1_OCTET_STRING_new())) return 0;
	return ASN1_STRING_set(aux->keyid, id, len);
}

unsigned char *X509_alias_get0(X509 *x, int *len)
{
	if(!x->aux || !x->aux->alias) return NULL;
	if(len) *len = x->aux->alias->length;
	return x->aux->alias->data;
}

unsigned char *X509_keyid_get0(X509 *x, int *len)
{
	if(!x->aux || !x->aux->keyid) return NULL;
	if(len) *len = x->aux->keyid->length;
	return x->aux->keyid->data;
}

int X509_add1_trust_object(X509 *x, ASN1_OBJECT *obj)
	{
	X509_CERT_AUX *aux;
	ASN1_OBJECT *objtmp = NULL;
	if (obj)
		{
		objtmp = OBJ_dup(obj);
		if (!objtmp)
			return 0;
		}
	if(!(aux = aux_get(x)))
		goto err;
	if(!aux->trust && !(aux->trust = sk_ASN1_OBJECT_new_null()))
			goto err;
	if (!objtmp || sk_ASN1_OBJECT_push(aux->trust, objtmp))
		return 1;
	err:
	if (objtmp)
		ASN1_OBJECT_free(objtmp);
	return 0;
	}

int X509_add1_reject_object(X509 *x, ASN1_OBJECT *obj)
{
	X509_CERT_AUX *aux;
	ASN1_OBJECT *objtmp;
	if(!(objtmp = OBJ_dup(obj))) return 0;
	if(!(aux = aux_get(x))) return 0;
	if(!aux->reject
		&& !(aux->reject = sk_ASN1_OBJECT_new_null())) return 0;
	return sk_ASN1_OBJECT_push(aux->reject, objtmp);
}

void X509_trust_clear(X509 *x)
{
	if(x->aux && x->aux->trust) {
		sk_ASN1_OBJECT_pop_free(x->aux->trust, ASN1_OBJECT_free);
		x->aux->trust = NULL;
	}
}

void X509_reject_clear(X509 *x)
{
	if(x->aux && x->aux->reject) {
		sk_ASN1_OBJECT_pop_free(x->aux->reject, ASN1_OBJECT_free);
		x->aux->reject = NULL;
	}
}

ASN1_SEQUENCE(X509_CERT_PAIR) = {
	ASN1_EXP_OPT(X509_CERT_PAIR, forward, X509, 0),
	ASN1_EXP_OPT(X509_CERT_PAIR, reverse, X509, 1)
} ASN1_SEQUENCE_END(X509_CERT_PAIR)

IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_PAIR)
Commit	Line	Data
ce1b4fe1	1	/* a_x509a.c */
2e597528	2	/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
ce1b4fe1 DSH	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>
9d6b1ce6	62	#include <openssl/asn1t.h>
ce1b4fe1 DSH	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
9d6b1ce6 DSH	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)
d339187b	80	} ASN1_SEQUENCE_END(X509_CERT_AUX)
ce1b4fe1	81
9d6b1ce6	82	IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_AUX)
ce1b4fe1 DSH	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
6d0d5431	91	int X509_alias_set1(X509 x, unsigned char name, int len)
ce1b4fe1 DSH	92	{
ce1b4fe1 DSH	93	X509_CERT_AUX *aux;
9a48b07e DSH	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	}
ce1b4fe1 DSH	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
84b65340 DSH	107	int X509_keyid_set1(X509 x, unsigned char id, int len)
	108	{
	109	X509_CERT_AUX *aux;
9a48b07e DSH	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	}
84b65340 DSH	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
6d0d5431	123	unsigned char X509_alias_get0(X509 x, int *len)
ce1b4fe1 DSH	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
9a48b07e DSH	130	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
c7cb16a8	137	int X509_add1_trust_object(X509 x, ASN1_OBJECT obj)
85c9ba23	138	{
ce1b4fe1	139	X509_CERT_AUX *aux;
85c9ba23 DSH	140	ASN1_OBJECT *objtmp = NULL;
	141	if (obj)
	142	{
	143	objtmp = OBJ_dup(obj);
	144	if (!objtmp)
	145	return 0;
	146	}
	147	if(!(aux = aux_get(x)))
	148	goto err;
	149	if(!aux->trust && !(aux->trust = sk_ASN1_OBJECT_new_null()))
	150	goto err;
	151	if (!objtmp \|\| sk_ASN1_OBJECT_push(aux->trust, objtmp))
	152	return 1;
	153	err:
	154	if (objtmp)
	155	ASN1_OBJECT_free(objtmp);
	156	return 0;
	157	}
ce1b4fe1	158
c7cb16a8	159	int X509_add1_reject_object(X509 x, ASN1_OBJECT obj)
ce1b4fe1 DSH	160	{
ce1b4fe1 DSH	161	X509_CERT_AUX *aux;
6447cce3 DSH	162	ASN1_OBJECT *objtmp;
6447cce3 DSH	163	if(!(objtmp = OBJ_dup(obj))) return 0;
ce1b4fe1	164	if(!(aux = aux_get(x))) return 0;
6447cce3 DSH	165	if(!aux->reject
	166	&& !(aux->reject = sk_ASN1_OBJECT_new_null())) return 0;
	167	return sk_ASN1_OBJECT_push(aux->reject, objtmp);
ce1b4fe1 DSH	168	}
ce1b4fe1 DSH	169
6447cce3	170	void X509_trust_clear(X509 *x)
ce1b4fe1	171	{
6447cce3 DSH	172	if(x->aux && x->aux->trust) {
	173	sk_ASN1_OBJECT_pop_free(x->aux->trust, ASN1_OBJECT_free);
	174	x->aux->trust = NULL;
	175	}
ce1b4fe1 DSH	176	}
ce1b4fe1 DSH	177
6447cce3	178	void X509_reject_clear(X509 *x)
ce1b4fe1	179	{
6447cce3 DSH	180	if(x->aux && x->aux->reject) {
	181	sk_ASN1_OBJECT_pop_free(x->aux->reject, ASN1_OBJECT_free);
	182	x->aux->reject = NULL;
	183	}
ce1b4fe1 DSH	184	}
ce1b4fe1 DSH	185
711f1a3c RL	186	ASN1_SEQUENCE(X509_CERT_PAIR) = {
	187	ASN1_EXP_OPT(X509_CERT_PAIR, forward, X509, 0),
	188	ASN1_EXP_OPT(X509_CERT_PAIR, reverse, X509, 1)
406c6f69	189	} ASN1_SEQUENCE_END(X509_CERT_PAIR)
711f1a3c RL	190
711f1a3c RL	191	IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_PAIR)