Line data Source code
1 : /* a_x509a.c */
2 : /*
3 : * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
4 : * 1999.
5 : */
6 : /* ====================================================================
7 : * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
8 : *
9 : * Redistribution and use in source and binary forms, with or without
10 : * modification, are permitted provided that the following conditions
11 : * are met:
12 : *
13 : * 1. Redistributions of source code must retain the above copyright
14 : * notice, this list of conditions and the following disclaimer.
15 : *
16 : * 2. Redistributions in binary form must reproduce the above copyright
17 : * notice, this list of conditions and the following disclaimer in
18 : * the documentation and/or other materials provided with the
19 : * distribution.
20 : *
21 : * 3. All advertising materials mentioning features or use of this
22 : * software must display the following acknowledgment:
23 : * "This product includes software developed by the OpenSSL Project
24 : * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 : *
26 : * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 : * endorse or promote products derived from this software without
28 : * prior written permission. For written permission, please contact
29 : * licensing@OpenSSL.org.
30 : *
31 : * 5. Products derived from this software may not be called "OpenSSL"
32 : * nor may "OpenSSL" appear in their names without prior written
33 : * permission of the OpenSSL Project.
34 : *
35 : * 6. Redistributions of any form whatsoever must retain the following
36 : * acknowledgment:
37 : * "This product includes software developed by the OpenSSL Project
38 : * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 : *
40 : * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 : * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 : * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 : * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 : * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 : * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 : * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 : * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 : * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 : * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 : * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 : * OF THE POSSIBILITY OF SUCH DAMAGE.
52 : * ====================================================================
53 : *
54 : * This product includes cryptographic software written by Eric Young
55 : * (eay@cryptsoft.com). This product includes software written by Tim
56 : * Hudson (tjh@cryptsoft.com).
57 : *
58 : */
59 :
60 : #include <stdio.h>
61 : #include "cryptlib.h"
62 : #include <openssl/evp.h>
63 : #include <openssl/asn1t.h>
64 : #include <openssl/x509.h>
65 :
66 : /*
67 : * X509_CERT_AUX routines. These are used to encode additional user
68 : * modifiable data about a certificate. This data is appended to the X509
69 : * encoding when the *_X509_AUX routines are used. This means that the
70 : * "traditional" X509 routines will simply ignore the extra data.
71 : */
72 :
73 : static X509_CERT_AUX *aux_get(X509 *x);
74 :
75 : ASN1_SEQUENCE(X509_CERT_AUX) = {
76 : ASN1_SEQUENCE_OF_OPT(X509_CERT_AUX, trust, ASN1_OBJECT),
77 : ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, reject, ASN1_OBJECT, 0),
78 : ASN1_OPT(X509_CERT_AUX, alias, ASN1_UTF8STRING),
79 : ASN1_OPT(X509_CERT_AUX, keyid, ASN1_OCTET_STRING),
80 : ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, other, X509_ALGOR, 1)
81 : } ASN1_SEQUENCE_END(X509_CERT_AUX)
82 :
83 1681 : IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_AUX)
84 :
85 0 : static X509_CERT_AUX *aux_get(X509 *x)
86 : {
87 0 : if (!x)
88 : return NULL;
89 0 : if (!x->aux && !(x->aux = X509_CERT_AUX_new()))
90 : return NULL;
91 0 : return x->aux;
92 : }
93 :
94 0 : int X509_alias_set1(X509 *x, unsigned char *name, int len)
95 : {
96 : X509_CERT_AUX *aux;
97 0 : if (!name) {
98 0 : if (!x || !x->aux || !x->aux->alias)
99 : return 1;
100 0 : ASN1_UTF8STRING_free(x->aux->alias);
101 0 : x->aux->alias = NULL;
102 0 : return 1;
103 : }
104 0 : if (!(aux = aux_get(x)))
105 : return 0;
106 0 : if (!aux->alias && !(aux->alias = ASN1_UTF8STRING_new()))
107 : return 0;
108 0 : return ASN1_STRING_set(aux->alias, name, len);
109 : }
110 :
111 0 : int X509_keyid_set1(X509 *x, unsigned char *id, int len)
112 : {
113 : X509_CERT_AUX *aux;
114 0 : if (!id) {
115 0 : if (!x || !x->aux || !x->aux->keyid)
116 : return 1;
117 0 : ASN1_OCTET_STRING_free(x->aux->keyid);
118 0 : x->aux->keyid = NULL;
119 0 : return 1;
120 : }
121 0 : if (!(aux = aux_get(x)))
122 : return 0;
123 0 : if (!aux->keyid && !(aux->keyid = ASN1_OCTET_STRING_new()))
124 : return 0;
125 0 : return ASN1_STRING_set(aux->keyid, id, len);
126 : }
127 :
128 0 : unsigned char *X509_alias_get0(X509 *x, int *len)
129 : {
130 0 : if (!x->aux || !x->aux->alias)
131 : return NULL;
132 0 : if (len)
133 0 : *len = x->aux->alias->length;
134 0 : return x->aux->alias->data;
135 : }
136 :
137 0 : unsigned char *X509_keyid_get0(X509 *x, int *len)
138 : {
139 0 : if (!x->aux || !x->aux->keyid)
140 : return NULL;
141 0 : if (len)
142 0 : *len = x->aux->keyid->length;
143 0 : return x->aux->keyid->data;
144 : }
145 :
146 0 : int X509_add1_trust_object(X509 *x, ASN1_OBJECT *obj)
147 : {
148 : X509_CERT_AUX *aux;
149 : ASN1_OBJECT *objtmp;
150 0 : if (!(objtmp = OBJ_dup(obj)))
151 : return 0;
152 0 : if (!(aux = aux_get(x)))
153 : return 0;
154 0 : if (!aux->trust && !(aux->trust = sk_ASN1_OBJECT_new_null()))
155 : return 0;
156 0 : return sk_ASN1_OBJECT_push(aux->trust, objtmp);
157 : }
158 :
159 0 : int X509_add1_reject_object(X509 *x, ASN1_OBJECT *obj)
160 : {
161 : X509_CERT_AUX *aux;
162 : ASN1_OBJECT *objtmp;
163 0 : if (!(objtmp = OBJ_dup(obj)))
164 : return 0;
165 0 : if (!(aux = aux_get(x)))
166 : return 0;
167 0 : if (!aux->reject && !(aux->reject = sk_ASN1_OBJECT_new_null()))
168 : return 0;
169 0 : return sk_ASN1_OBJECT_push(aux->reject, objtmp);
170 : }
171 :
172 0 : void X509_trust_clear(X509 *x)
173 : {
174 0 : if (x->aux && x->aux->trust) {
175 0 : sk_ASN1_OBJECT_pop_free(x->aux->trust, ASN1_OBJECT_free);
176 0 : x->aux->trust = NULL;
177 : }
178 0 : }
179 :
180 0 : void X509_reject_clear(X509 *x)
181 : {
182 0 : if (x->aux && x->aux->reject) {
183 0 : sk_ASN1_OBJECT_pop_free(x->aux->reject, ASN1_OBJECT_free);
184 0 : x->aux->reject = NULL;
185 : }
186 0 : }
187 :
188 : ASN1_SEQUENCE(X509_CERT_PAIR) = {
189 : ASN1_EXP_OPT(X509_CERT_PAIR, forward, X509, 0),
190 : ASN1_EXP_OPT(X509_CERT_PAIR, reverse, X509, 1)
191 : } ASN1_SEQUENCE_END(X509_CERT_PAIR)
192 :
193 0 : IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_PAIR)
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