1 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
2 * project 1999. */
3 /* ====================================================================
4 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
16 * distribution.
17 *
18 * 3. All advertising materials mentioning features or use of this
19 * software must display the following acknowledgment:
20 * "This product includes software developed by the OpenSSL Project
21 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
22 *
23 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
24 * endorse or promote products derived from this software without
25 * prior written permission. For written permission, please contact
26 * licensing@OpenSSL.org.
27 *
28 * 5. Products derived from this software may not be called "OpenSSL"
29 * nor may "OpenSSL" appear in their names without prior written
30 * permission of the OpenSSL Project.
31 *
32 * 6. Redistributions of any form whatsoever must retain the following
33 * acknowledgment:
34 * "This product includes software developed by the OpenSSL Project
35 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
36 *
37 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
38 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
39 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
40 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
41 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
43 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
44 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
45 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
46 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
47 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
48 * OF THE POSSIBILITY OF SUCH DAMAGE.
49 * ====================================================================
50 *
51 * This product includes cryptographic software written by Eric Young
52 * (eay@cryptsoft.com). This product includes software written by Tim
53 * Hudson (tjh@cryptsoft.com). */
54
55 #include <stdio.h>
56
57 #include <openssl/asn1t.h>
58 #include <openssl/evp.h>
59 #include <openssl/obj.h>
60 #include <openssl/x509.h>
61
62
63 /* X509_CERT_AUX routines. These are used to encode additional
64 * user modifiable data about a certificate. This data is
65 * appended to the X509 encoding when the *_X509_AUX routines
66 * are used. This means that the "traditional" X509 routines
67 * will simply ignore the extra data. */
68
69 static X509_CERT_AUX *aux_get(X509 *x);
70
71 ASN1_SEQUENCE(X509_CERT_AUX) = {
72 ASN1_SEQUENCE_OF_OPT(X509_CERT_AUX, trust, ASN1_OBJECT),
73 ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, reject, ASN1_OBJECT, 0),
74 ASN1_OPT(X509_CERT_AUX, alias, ASN1_UTF8STRING),
75 ASN1_OPT(X509_CERT_AUX, keyid, ASN1_OCTET_STRING),
76 ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, other, X509_ALGOR, 1)
77 } ASN1_SEQUENCE_END(X509_CERT_AUX)
78
79 IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_AUX)
80
81 static X509_CERT_AUX *aux_get(X509 *x)
82 {
83 if(!x) return NULL;
84 if(!x->aux && !(x->aux = X509_CERT_AUX_new())) return NULL;
85 return x->aux;
86 }
87
X509_alias_set1(X509 * x,unsigned char * name,int len)88 int X509_alias_set1(X509 *x, unsigned char *name, int len)
89 {
90 X509_CERT_AUX *aux;
91 if (!name)
92 {
93 if (!x || !x->aux || !x->aux->alias)
94 return 1;
95 ASN1_UTF8STRING_free(x->aux->alias);
96 x->aux->alias = NULL;
97 return 1;
98 }
99 if(!(aux = aux_get(x))) return 0;
100 if(!aux->alias && !(aux->alias = ASN1_UTF8STRING_new())) return 0;
101 return ASN1_STRING_set(aux->alias, name, len);
102 }
103
X509_keyid_set1(X509 * x,unsigned char * id,int len)104 int X509_keyid_set1(X509 *x, unsigned char *id, int len)
105 {
106 X509_CERT_AUX *aux;
107 if (!id)
108 {
109 if (!x || !x->aux || !x->aux->keyid)
110 return 1;
111 ASN1_OCTET_STRING_free(x->aux->keyid);
112 x->aux->keyid = NULL;
113 return 1;
114 }
115 if(!(aux = aux_get(x))) return 0;
116 if(!aux->keyid && !(aux->keyid = ASN1_OCTET_STRING_new())) return 0;
117 return ASN1_STRING_set(aux->keyid, id, len);
118 }
119
X509_alias_get0(X509 * x,int * len)120 unsigned char *X509_alias_get0(X509 *x, int *len)
121 {
122 if(!x->aux || !x->aux->alias) return NULL;
123 if(len) *len = x->aux->alias->length;
124 return x->aux->alias->data;
125 }
126
X509_keyid_get0(X509 * x,int * len)127 unsigned char *X509_keyid_get0(X509 *x, int *len)
128 {
129 if(!x->aux || !x->aux->keyid) return NULL;
130 if(len) *len = x->aux->keyid->length;
131 return x->aux->keyid->data;
132 }
133
X509_add1_trust_object(X509 * x,ASN1_OBJECT * obj)134 int X509_add1_trust_object(X509 *x, ASN1_OBJECT *obj)
135 {
136 ASN1_OBJECT *objtmp = OBJ_dup(obj);
137 if (objtmp == NULL)
138 goto err;
139 X509_CERT_AUX *aux = aux_get(x);
140 if (aux->trust == NULL)
141 {
142 aux->trust = sk_ASN1_OBJECT_new_null();
143 if (aux->trust == NULL)
144 goto err;
145 }
146 if (!sk_ASN1_OBJECT_push(aux->trust, objtmp))
147 goto err;
148 return 1;
149
150 err:
151 ASN1_OBJECT_free(objtmp);
152 return 0;
153 }
154
X509_add1_reject_object(X509 * x,ASN1_OBJECT * obj)155 int X509_add1_reject_object(X509 *x, ASN1_OBJECT *obj)
156 {
157 ASN1_OBJECT *objtmp = OBJ_dup(obj);
158 if (objtmp == NULL)
159 goto err;
160 X509_CERT_AUX *aux = aux_get(x);
161 if (aux->reject == NULL)
162 {
163 aux->reject = sk_ASN1_OBJECT_new_null();
164 if (aux->reject == NULL)
165 goto err;
166 }
167 if (!sk_ASN1_OBJECT_push(aux->reject, objtmp))
168 goto err;
169 return 1;
170
171 err:
172 ASN1_OBJECT_free(objtmp);
173 return 0;
174 }
175
X509_trust_clear(X509 * x)176 void X509_trust_clear(X509 *x)
177 {
178 if(x->aux && x->aux->trust) {
179 sk_ASN1_OBJECT_pop_free(x->aux->trust, ASN1_OBJECT_free);
180 x->aux->trust = NULL;
181 }
182 }
183
X509_reject_clear(X509 * x)184 void X509_reject_clear(X509 *x)
185 {
186 if(x->aux && x->aux->reject) {
187 sk_ASN1_OBJECT_pop_free(x->aux->reject, ASN1_OBJECT_free);
188 x->aux->reject = NULL;
189 }
190 }
191
192 ASN1_SEQUENCE(X509_CERT_PAIR) = {
193 ASN1_EXP_OPT(X509_CERT_PAIR, forward, X509, 0),
194 ASN1_EXP_OPT(X509_CERT_PAIR, reverse, X509, 1)
195 } ASN1_SEQUENCE_END(X509_CERT_PAIR)
196
197 IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_PAIR)
198