xref: /onnv-gate/usr/src/common/openssl/crypto/asn1/x_x509a.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /* a_x509a.c */
2*0Sstevel@tonic-gate /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
3*0Sstevel@tonic-gate  * project 1999.
4*0Sstevel@tonic-gate  */
5*0Sstevel@tonic-gate /* ====================================================================
6*0Sstevel@tonic-gate  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
7*0Sstevel@tonic-gate  *
8*0Sstevel@tonic-gate  * Redistribution and use in source and binary forms, with or without
9*0Sstevel@tonic-gate  * modification, are permitted provided that the following conditions
10*0Sstevel@tonic-gate  * are met:
11*0Sstevel@tonic-gate  *
12*0Sstevel@tonic-gate  * 1. Redistributions of source code must retain the above copyright
13*0Sstevel@tonic-gate  *    notice, this list of conditions and the following disclaimer.
14*0Sstevel@tonic-gate  *
15*0Sstevel@tonic-gate  * 2. Redistributions in binary form must reproduce the above copyright
16*0Sstevel@tonic-gate  *    notice, this list of conditions and the following disclaimer in
17*0Sstevel@tonic-gate  *    the documentation and/or other materials provided with the
18*0Sstevel@tonic-gate  *    distribution.
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * 3. All advertising materials mentioning features or use of this
21*0Sstevel@tonic-gate  *    software must display the following acknowledgment:
22*0Sstevel@tonic-gate  *    "This product includes software developed by the OpenSSL Project
23*0Sstevel@tonic-gate  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24*0Sstevel@tonic-gate  *
25*0Sstevel@tonic-gate  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26*0Sstevel@tonic-gate  *    endorse or promote products derived from this software without
27*0Sstevel@tonic-gate  *    prior written permission. For written permission, please contact
28*0Sstevel@tonic-gate  *    licensing@OpenSSL.org.
29*0Sstevel@tonic-gate  *
30*0Sstevel@tonic-gate  * 5. Products derived from this software may not be called "OpenSSL"
31*0Sstevel@tonic-gate  *    nor may "OpenSSL" appear in their names without prior written
32*0Sstevel@tonic-gate  *    permission of the OpenSSL Project.
33*0Sstevel@tonic-gate  *
34*0Sstevel@tonic-gate  * 6. Redistributions of any form whatsoever must retain the following
35*0Sstevel@tonic-gate  *    acknowledgment:
36*0Sstevel@tonic-gate  *    "This product includes software developed by the OpenSSL Project
37*0Sstevel@tonic-gate  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38*0Sstevel@tonic-gate  *
39*0Sstevel@tonic-gate  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40*0Sstevel@tonic-gate  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41*0Sstevel@tonic-gate  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42*0Sstevel@tonic-gate  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
43*0Sstevel@tonic-gate  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44*0Sstevel@tonic-gate  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45*0Sstevel@tonic-gate  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46*0Sstevel@tonic-gate  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47*0Sstevel@tonic-gate  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48*0Sstevel@tonic-gate  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49*0Sstevel@tonic-gate  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50*0Sstevel@tonic-gate  * OF THE POSSIBILITY OF SUCH DAMAGE.
51*0Sstevel@tonic-gate  * ====================================================================
52*0Sstevel@tonic-gate  *
53*0Sstevel@tonic-gate  * This product includes cryptographic software written by Eric Young
54*0Sstevel@tonic-gate  * (eay@cryptsoft.com).  This product includes software written by Tim
55*0Sstevel@tonic-gate  * Hudson (tjh@cryptsoft.com).
56*0Sstevel@tonic-gate  *
57*0Sstevel@tonic-gate  */
58*0Sstevel@tonic-gate 
59*0Sstevel@tonic-gate #include <stdio.h>
60*0Sstevel@tonic-gate #include "cryptlib.h"
61*0Sstevel@tonic-gate #include <openssl/evp.h>
62*0Sstevel@tonic-gate #include <openssl/asn1t.h>
63*0Sstevel@tonic-gate #include <openssl/x509.h>
64*0Sstevel@tonic-gate 
65*0Sstevel@tonic-gate /* X509_CERT_AUX routines. These are used to encode additional
66*0Sstevel@tonic-gate  * user modifiable data about a certificate. This data is
67*0Sstevel@tonic-gate  * appended to the X509 encoding when the *_X509_AUX routines
68*0Sstevel@tonic-gate  * are used. This means that the "traditional" X509 routines
69*0Sstevel@tonic-gate  * will simply ignore the extra data.
70*0Sstevel@tonic-gate  */
71*0Sstevel@tonic-gate 
72*0Sstevel@tonic-gate static X509_CERT_AUX *aux_get(X509 *x);
73*0Sstevel@tonic-gate 
74*0Sstevel@tonic-gate ASN1_SEQUENCE(X509_CERT_AUX) = {
75*0Sstevel@tonic-gate 	ASN1_SEQUENCE_OF_OPT(X509_CERT_AUX, trust, ASN1_OBJECT),
76*0Sstevel@tonic-gate 	ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, reject, ASN1_OBJECT, 0),
77*0Sstevel@tonic-gate 	ASN1_OPT(X509_CERT_AUX, alias, ASN1_UTF8STRING),
78*0Sstevel@tonic-gate 	ASN1_OPT(X509_CERT_AUX, keyid, ASN1_OCTET_STRING),
79*0Sstevel@tonic-gate 	ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, other, X509_ALGOR, 1)
80*0Sstevel@tonic-gate } ASN1_SEQUENCE_END(X509_CERT_AUX)
81*0Sstevel@tonic-gate 
82*0Sstevel@tonic-gate IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_AUX)
83*0Sstevel@tonic-gate 
84*0Sstevel@tonic-gate static X509_CERT_AUX *aux_get(X509 *x)
85*0Sstevel@tonic-gate {
86*0Sstevel@tonic-gate 	if(!x) return NULL;
87*0Sstevel@tonic-gate 	if(!x->aux && !(x->aux = X509_CERT_AUX_new())) return NULL;
88*0Sstevel@tonic-gate 	return x->aux;
89*0Sstevel@tonic-gate }
90*0Sstevel@tonic-gate 
91*0Sstevel@tonic-gate int X509_alias_set1(X509 *x, unsigned char *name, int len)
92*0Sstevel@tonic-gate {
93*0Sstevel@tonic-gate 	X509_CERT_AUX *aux;
94*0Sstevel@tonic-gate 	if(!(aux = aux_get(x))) return 0;
95*0Sstevel@tonic-gate 	if(!aux->alias && !(aux->alias = ASN1_UTF8STRING_new())) return 0;
96*0Sstevel@tonic-gate 	return ASN1_STRING_set(aux->alias, name, len);
97*0Sstevel@tonic-gate }
98*0Sstevel@tonic-gate 
99*0Sstevel@tonic-gate int X509_keyid_set1(X509 *x, unsigned char *id, int len)
100*0Sstevel@tonic-gate {
101*0Sstevel@tonic-gate 	X509_CERT_AUX *aux;
102*0Sstevel@tonic-gate 	if(!(aux = aux_get(x))) return 0;
103*0Sstevel@tonic-gate 	if(!aux->keyid && !(aux->keyid = ASN1_OCTET_STRING_new())) return 0;
104*0Sstevel@tonic-gate 	return ASN1_STRING_set(aux->keyid, id, len);
105*0Sstevel@tonic-gate }
106*0Sstevel@tonic-gate 
107*0Sstevel@tonic-gate unsigned char *X509_alias_get0(X509 *x, int *len)
108*0Sstevel@tonic-gate {
109*0Sstevel@tonic-gate 	if(!x->aux || !x->aux->alias) return NULL;
110*0Sstevel@tonic-gate 	if(len) *len = x->aux->alias->length;
111*0Sstevel@tonic-gate 	return x->aux->alias->data;
112*0Sstevel@tonic-gate }
113*0Sstevel@tonic-gate 
114*0Sstevel@tonic-gate int X509_add1_trust_object(X509 *x, ASN1_OBJECT *obj)
115*0Sstevel@tonic-gate {
116*0Sstevel@tonic-gate 	X509_CERT_AUX *aux;
117*0Sstevel@tonic-gate 	ASN1_OBJECT *objtmp;
118*0Sstevel@tonic-gate 	if(!(objtmp = OBJ_dup(obj))) return 0;
119*0Sstevel@tonic-gate 	if(!(aux = aux_get(x))) return 0;
120*0Sstevel@tonic-gate 	if(!aux->trust
121*0Sstevel@tonic-gate 		&& !(aux->trust = sk_ASN1_OBJECT_new_null())) return 0;
122*0Sstevel@tonic-gate 	return sk_ASN1_OBJECT_push(aux->trust, objtmp);
123*0Sstevel@tonic-gate }
124*0Sstevel@tonic-gate 
125*0Sstevel@tonic-gate int X509_add1_reject_object(X509 *x, ASN1_OBJECT *obj)
126*0Sstevel@tonic-gate {
127*0Sstevel@tonic-gate 	X509_CERT_AUX *aux;
128*0Sstevel@tonic-gate 	ASN1_OBJECT *objtmp;
129*0Sstevel@tonic-gate 	if(!(objtmp = OBJ_dup(obj))) return 0;
130*0Sstevel@tonic-gate 	if(!(aux = aux_get(x))) return 0;
131*0Sstevel@tonic-gate 	if(!aux->reject
132*0Sstevel@tonic-gate 		&& !(aux->reject = sk_ASN1_OBJECT_new_null())) return 0;
133*0Sstevel@tonic-gate 	return sk_ASN1_OBJECT_push(aux->reject, objtmp);
134*0Sstevel@tonic-gate }
135*0Sstevel@tonic-gate 
136*0Sstevel@tonic-gate void X509_trust_clear(X509 *x)
137*0Sstevel@tonic-gate {
138*0Sstevel@tonic-gate 	if(x->aux && x->aux->trust) {
139*0Sstevel@tonic-gate 		sk_ASN1_OBJECT_pop_free(x->aux->trust, ASN1_OBJECT_free);
140*0Sstevel@tonic-gate 		x->aux->trust = NULL;
141*0Sstevel@tonic-gate 	}
142*0Sstevel@tonic-gate }
143*0Sstevel@tonic-gate 
144*0Sstevel@tonic-gate void X509_reject_clear(X509 *x)
145*0Sstevel@tonic-gate {
146*0Sstevel@tonic-gate 	if(x->aux && x->aux->reject) {
147*0Sstevel@tonic-gate 		sk_ASN1_OBJECT_pop_free(x->aux->reject, ASN1_OBJECT_free);
148*0Sstevel@tonic-gate 		x->aux->reject = NULL;
149*0Sstevel@tonic-gate 	}
150*0Sstevel@tonic-gate }
151*0Sstevel@tonic-gate 
152