3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
6 /* ====================================================================
7 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
35 * 6. Redistributions of any form whatsoever must retain the following
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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 * ====================================================================
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).
61 #include "internal/cryptlib.h"
62 #include <openssl/evp.h>
63 #include <openssl/asn1t.h>
64 #include <openssl/x509.h>
65 #include "internal/x509_int.h"
68 * X509_CERT_AUX routines. These are used to encode additional user
69 * modifiable data about a certificate. This data is appended to the X509
70 * encoding when the *_X509_AUX routines are used. This means that the
71 * "traditional" X509 routines will simply ignore the extra data.
74 static X509_CERT_AUX *aux_get(X509 *x);
76 ASN1_SEQUENCE(X509_CERT_AUX) = {
77 ASN1_SEQUENCE_OF_OPT(X509_CERT_AUX, trust, ASN1_OBJECT),
78 ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, reject, ASN1_OBJECT, 0),
79 ASN1_OPT(X509_CERT_AUX, alias, ASN1_UTF8STRING),
80 ASN1_OPT(X509_CERT_AUX, keyid, ASN1_OCTET_STRING),
81 ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, other, X509_ALGOR, 1)
82 } ASN1_SEQUENCE_END(X509_CERT_AUX)
84 IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_AUX)
86 int X509_trusted(const X509 *x)
88 return x->aux ? 1 : 0;
91 static X509_CERT_AUX *aux_get(X509 *x)
95 if (x->aux == NULL && (x->aux = X509_CERT_AUX_new()) == NULL)
100 int X509_alias_set1(X509 *x, unsigned char *name, int len)
104 if (!x || !x->aux || !x->aux->alias)
106 ASN1_UTF8STRING_free(x->aux->alias);
107 x->aux->alias = NULL;
110 if ((aux = aux_get(x)) == NULL)
112 if (aux->alias == NULL && (aux->alias = ASN1_UTF8STRING_new()) == NULL)
114 return ASN1_STRING_set(aux->alias, name, len);
117 int X509_keyid_set1(X509 *x, unsigned char *id, int len)
121 if (!x || !x->aux || !x->aux->keyid)
123 ASN1_OCTET_STRING_free(x->aux->keyid);
124 x->aux->keyid = NULL;
127 if ((aux = aux_get(x)) == NULL)
129 if (aux->keyid ==NULL
130 && (aux->keyid = ASN1_OCTET_STRING_new()) == NULL)
132 return ASN1_STRING_set(aux->keyid, id, len);
135 unsigned char *X509_alias_get0(X509 *x, int *len)
137 if (!x->aux || !x->aux->alias)
140 *len = x->aux->alias->length;
141 return x->aux->alias->data;
144 unsigned char *X509_keyid_get0(X509 *x, int *len)
146 if (!x->aux || !x->aux->keyid)
149 *len = x->aux->keyid->length;
150 return x->aux->keyid->data;
153 int X509_add1_trust_object(X509 *x, ASN1_OBJECT *obj)
156 ASN1_OBJECT *objtmp = NULL;
158 objtmp = OBJ_dup(obj);
162 if ((aux = aux_get(x)) == NULL)
164 if (aux->trust == NULL
165 && (aux->trust = sk_ASN1_OBJECT_new_null()) == NULL)
167 if (!objtmp || sk_ASN1_OBJECT_push(aux->trust, objtmp))
170 ASN1_OBJECT_free(objtmp);
174 int X509_add1_reject_object(X509 *x, ASN1_OBJECT *obj)
178 if ((objtmp = OBJ_dup(obj)) == NULL)
180 if ((aux = aux_get(x)) == NULL)
182 if (aux->reject == NULL
183 && (aux->reject = sk_ASN1_OBJECT_new_null()) == NULL)
185 return sk_ASN1_OBJECT_push(aux->reject, objtmp);
187 ASN1_OBJECT_free(objtmp);
191 void X509_trust_clear(X509 *x)
194 sk_ASN1_OBJECT_pop_free(x->aux->trust, ASN1_OBJECT_free);
195 x->aux->trust = NULL;
199 void X509_reject_clear(X509 *x)
202 sk_ASN1_OBJECT_pop_free(x->aux->reject, ASN1_OBJECT_free);
203 x->aux->reject = NULL;
207 STACK_OF(ASN1_OBJECT) *X509_get0_trust_objects(X509 *x)
210 return x->aux->trust;
214 STACK_OF(ASN1_OBJECT) *X509_get0_reject_objects(X509 *x)
217 return x->aux->reject;