pcy_data.c revision 296465 
1/* pcy_data.c */
2/*
3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
4 * 2004.
5 */
6/* ====================================================================
7 * Copyright (c) 2004 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 "cryptlib.h"
61#include <openssl/x509.h>
62#include <openssl/x509v3.h>
63
64#include "pcy_int.h"
65
66/* Policy Node routines */
67
68void policy_data_free(X509_POLICY_DATA *data)
69{
70    ASN1_OBJECT_free(data->valid_policy);
71    /* Don't free qualifiers if shared */
72    if (!(data->flags & POLICY_DATA_FLAG_SHARED_QUALIFIERS))
73        sk_POLICYQUALINFO_pop_free(data->qualifier_set, POLICYQUALINFO_free);
74    sk_ASN1_OBJECT_pop_free(data->expected_policy_set, ASN1_OBJECT_free);
75    OPENSSL_free(data);
76}
77
78/*
79 * Create a data based on an existing policy. If 'id' is NULL use the oid in
80 * the policy, otherwise use 'id'. This behaviour covers the two types of
81 * data in RFC3280: data with from a CertificatePolcies extension and
82 * additional data with just the qualifiers of anyPolicy and ID from another
83 * source.
84 */
85
86X509_POLICY_DATA *policy_data_new(POLICYINFO *policy, ASN1_OBJECT *id,
87                                  int crit)
88{
89    X509_POLICY_DATA *ret;
90    if (!policy && !id)
91        return NULL;
92    if (id) {
93        id = OBJ_dup(id);
94        if (!id)
95            return NULL;
96    }
97    ret = OPENSSL_malloc(sizeof(X509_POLICY_DATA));
98    if (!ret)
99        return NULL;
100    ret->expected_policy_set = sk_ASN1_OBJECT_new_null();
101    if (!ret->expected_policy_set) {
102        OPENSSL_free(ret);
103        if (id)
104            ASN1_OBJECT_free(id);
105        return NULL;
106    }
107
108    if (crit)
109        ret->flags = POLICY_DATA_FLAG_CRITICAL;
110    else
111        ret->flags = 0;
112
113    if (id)
114        ret->valid_policy = id;
115    else {
116        ret->valid_policy = policy->policyid;
117        policy->policyid = NULL;
118    }
119
120    if (policy) {
121        ret->qualifier_set = policy->qualifiers;
122        policy->qualifiers = NULL;
123    } else
124        ret->qualifier_set = NULL;
125
126    return ret;
127}
128