2 * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 #include "internal/cryptlib.h"
12 #include <openssl/evp.h>
13 #include <openssl/asn1t.h>
14 #include <openssl/x509.h>
15 #include "crypto/x509.h"
17 DEFINE_STACK_OF(ASN1_OBJECT)
20 * X509_CERT_AUX routines. These are used to encode additional user
21 * modifiable data about a certificate. This data is appended to the X509
22 * encoding when the *_X509_AUX routines are used. This means that the
23 * "traditional" X509 routines will simply ignore the extra data.
26 static X509_CERT_AUX *aux_get(X509 *x);
28 ASN1_SEQUENCE(X509_CERT_AUX) = {
29 ASN1_SEQUENCE_OF_OPT(X509_CERT_AUX, trust, ASN1_OBJECT),
30 ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, reject, ASN1_OBJECT, 0),
31 ASN1_OPT(X509_CERT_AUX, alias, ASN1_UTF8STRING),
32 ASN1_OPT(X509_CERT_AUX, keyid, ASN1_OCTET_STRING),
33 ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, other, X509_ALGOR, 1)
34 } ASN1_SEQUENCE_END(X509_CERT_AUX)
36 IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_AUX)
38 int X509_trusted(const X509 *x)
40 return x->aux ? 1 : 0;
43 static X509_CERT_AUX *aux_get(X509 *x)
47 if (x->aux == NULL && (x->aux = X509_CERT_AUX_new()) == NULL)
52 int X509_alias_set1(X509 *x, const unsigned char *name, int len)
56 if (!x || !x->aux || !x->aux->alias)
58 ASN1_UTF8STRING_free(x->aux->alias);
62 if ((aux = aux_get(x)) == NULL)
64 if (aux->alias == NULL && (aux->alias = ASN1_UTF8STRING_new()) == NULL)
66 return ASN1_STRING_set(aux->alias, name, len);
69 int X509_keyid_set1(X509 *x, const unsigned char *id, int len)
73 if (!x || !x->aux || !x->aux->keyid)
75 ASN1_OCTET_STRING_free(x->aux->keyid);
79 if ((aux = aux_get(x)) == NULL)
81 if (aux->keyid == NULL
82 && (aux->keyid = ASN1_OCTET_STRING_new()) == NULL)
84 return ASN1_STRING_set(aux->keyid, id, len);
87 unsigned char *X509_alias_get0(X509 *x, int *len)
89 if (!x->aux || !x->aux->alias)
92 *len = x->aux->alias->length;
93 return x->aux->alias->data;
96 unsigned char *X509_keyid_get0(X509 *x, int *len)
98 if (!x->aux || !x->aux->keyid)
101 *len = x->aux->keyid->length;
102 return x->aux->keyid->data;
105 int X509_add1_trust_object(X509 *x, const ASN1_OBJECT *obj)
108 ASN1_OBJECT *objtmp = NULL;
110 objtmp = OBJ_dup(obj);
114 if ((aux = aux_get(x)) == NULL)
116 if (aux->trust == NULL
117 && (aux->trust = sk_ASN1_OBJECT_new_null()) == NULL)
119 if (!objtmp || sk_ASN1_OBJECT_push(aux->trust, objtmp))
122 ASN1_OBJECT_free(objtmp);
126 int X509_add1_reject_object(X509 *x, const ASN1_OBJECT *obj)
130 if ((objtmp = OBJ_dup(obj)) == NULL)
132 if ((aux = aux_get(x)) == NULL)
134 if (aux->reject == NULL
135 && (aux->reject = sk_ASN1_OBJECT_new_null()) == NULL)
137 return sk_ASN1_OBJECT_push(aux->reject, objtmp);
139 ASN1_OBJECT_free(objtmp);
143 void X509_trust_clear(X509 *x)
146 sk_ASN1_OBJECT_pop_free(x->aux->trust, ASN1_OBJECT_free);
147 x->aux->trust = NULL;
151 void X509_reject_clear(X509 *x)
154 sk_ASN1_OBJECT_pop_free(x->aux->reject, ASN1_OBJECT_free);
155 x->aux->reject = NULL;
159 STACK_OF(ASN1_OBJECT) *X509_get0_trust_objects(X509 *x)
162 return x->aux->trust;
166 STACK_OF(ASN1_OBJECT) *X509_get0_reject_objects(X509 *x)
169 return x->aux->reject;