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 "internal/x509_int.h"
18 * X509_CERT_AUX routines. These are used to encode additional user
19 * modifiable data about a certificate. This data is appended to the X509
20 * encoding when the *_X509_AUX routines are used. This means that the
21 * "traditional" X509 routines will simply ignore the extra data.
24 static X509_CERT_AUX *aux_get(X509 *x);
26 ASN1_SEQUENCE(X509_CERT_AUX) = {
27 ASN1_SEQUENCE_OF_OPT(X509_CERT_AUX, trust, ASN1_OBJECT),
28 ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, reject, ASN1_OBJECT, 0),
29 ASN1_OPT(X509_CERT_AUX, alias, ASN1_UTF8STRING),
30 ASN1_OPT(X509_CERT_AUX, keyid, ASN1_OCTET_STRING),
31 ASN1_IMP_SEQUENCE_OF_OPT(X509_CERT_AUX, other, X509_ALGOR, 1)
32 } ASN1_SEQUENCE_END(X509_CERT_AUX)
34 IMPLEMENT_ASN1_FUNCTIONS(X509_CERT_AUX)
36 int X509_trusted(const X509 *x)
38 return x->aux ? 1 : 0;
41 static X509_CERT_AUX *aux_get(X509 *x)
45 if (x->aux == NULL && (x->aux = X509_CERT_AUX_new()) == NULL)
50 int X509_alias_set1(X509 *x, const unsigned char *name, int len)
54 if (!x || !x->aux || !x->aux->alias)
56 ASN1_UTF8STRING_free(x->aux->alias);
60 if ((aux = aux_get(x)) == NULL)
62 if (aux->alias == NULL && (aux->alias = ASN1_UTF8STRING_new()) == NULL)
64 return ASN1_STRING_set(aux->alias, name, len);
67 int X509_keyid_set1(X509 *x, const unsigned char *id, int len)
71 if (!x || !x->aux || !x->aux->keyid)
73 ASN1_OCTET_STRING_free(x->aux->keyid);
77 if ((aux = aux_get(x)) == NULL)
79 if (aux->keyid == NULL
80 && (aux->keyid = ASN1_OCTET_STRING_new()) == NULL)
82 return ASN1_STRING_set(aux->keyid, id, len);
85 unsigned char *X509_alias_get0(X509 *x, int *len)
87 if (!x->aux || !x->aux->alias)
90 *len = x->aux->alias->length;
91 return x->aux->alias->data;
94 unsigned char *X509_keyid_get0(X509 *x, int *len)
96 if (!x->aux || !x->aux->keyid)
99 *len = x->aux->keyid->length;
100 return x->aux->keyid->data;
103 int X509_add1_trust_object(X509 *x, const ASN1_OBJECT *obj)
106 ASN1_OBJECT *objtmp = NULL;
108 objtmp = OBJ_dup(obj);
112 if ((aux = aux_get(x)) == NULL)
114 if (aux->trust == NULL
115 && (aux->trust = sk_ASN1_OBJECT_new_null()) == NULL)
117 if (!objtmp || sk_ASN1_OBJECT_push(aux->trust, objtmp))
120 ASN1_OBJECT_free(objtmp);
124 int X509_add1_reject_object(X509 *x, const ASN1_OBJECT *obj)
128 if ((objtmp = OBJ_dup(obj)) == NULL)
130 if ((aux = aux_get(x)) == NULL)
132 if (aux->reject == NULL
133 && (aux->reject = sk_ASN1_OBJECT_new_null()) == NULL)
135 return sk_ASN1_OBJECT_push(aux->reject, objtmp);
137 ASN1_OBJECT_free(objtmp);
141 void X509_trust_clear(X509 *x)
144 sk_ASN1_OBJECT_pop_free(x->aux->trust, ASN1_OBJECT_free);
145 x->aux->trust = NULL;
149 void X509_reject_clear(X509 *x)
152 sk_ASN1_OBJECT_pop_free(x->aux->reject, ASN1_OBJECT_free);
153 x->aux->reject = NULL;
157 STACK_OF(ASN1_OBJECT) *X509_get0_trust_objects(X509 *x)
160 return x->aux->trust;
164 STACK_OF(ASN1_OBJECT) *X509_get0_reject_objects(X509 *x)
167 return x->aux->reject;