1 /* pcy_data.c */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3  * project 2004.
4  */
5 /* ====================================================================
6  * Copyright (c) 2004 The OpenSSL Project.  All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in
17  *    the documentation and/or other materials provided with the
18  *    distribution.
19  *
20  * 3. All advertising materials mentioning features or use of this
21  *    software must display the following acknowledgment:
22  *    "This product includes software developed by the OpenSSL Project
23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24  *
25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26  *    endorse or promote products derived from this software without
27  *    prior written permission. For written permission, please contact
28  *    licensing@OpenSSL.org.
29  *
30  * 5. Products derived from this software may not be called "OpenSSL"
31  *    nor may "OpenSSL" appear in their names without prior written
32  *    permission of the OpenSSL Project.
33  *
34  * 6. Redistributions of any form whatsoever must retain the following
35  *    acknowledgment:
36  *    "This product includes software developed by the OpenSSL Project
37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38  *
39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50  * OF THE POSSIBILITY OF SUCH DAMAGE.
51  * ====================================================================
52  *
53  * This product includes cryptographic software written by Eric Young
54  * (eay@cryptsoft.com).  This product includes software written by Tim
55  * Hudson (tjh@cryptsoft.com).
56  *
57  */
58 
59 #include <openssl/mem.h>
60 #include <openssl/obj.h>
61 #include <openssl/x509.h>
62 #include <openssl/x509v3.h>
63 
64 #include "pcy_int.h"
65 
66 
67 /* Policy Node routines */
68 
policy_data_free(X509_POLICY_DATA * data)69 void policy_data_free(X509_POLICY_DATA *data)
70 	{
71 	ASN1_OBJECT_free(data->valid_policy);
72 	/* Don't free qualifiers if shared */
73 	if (!(data->flags & POLICY_DATA_FLAG_SHARED_QUALIFIERS))
74 		sk_POLICYQUALINFO_pop_free(data->qualifier_set,
75 					POLICYQUALINFO_free);
76 	sk_ASN1_OBJECT_pop_free(data->expected_policy_set, ASN1_OBJECT_free);
77 	OPENSSL_free(data);
78 	}
79 
80 /* Create a data based on an existing policy. If 'id' is NULL use the
81  * oid in the policy, otherwise use 'id'. This behaviour covers the two
82  * types of data in RFC3280: data with from a CertificatePolcies extension
83  * and additional data with just the qualifiers of anyPolicy and ID from
84  * another source.
85  */
86 
policy_data_new(POLICYINFO * policy,const ASN1_OBJECT * cid,int crit)87 X509_POLICY_DATA *policy_data_new(POLICYINFO *policy,
88 					const ASN1_OBJECT *cid, int crit)
89 	{
90 	X509_POLICY_DATA *ret;
91 	ASN1_OBJECT *id;
92 	if (!policy && !cid)
93 		return NULL;
94 	if (cid)
95 		{
96 		id = OBJ_dup(cid);
97 		if (!id)
98 			return NULL;
99 		}
100 	else
101 		id = NULL;
102 	ret = OPENSSL_malloc(sizeof(X509_POLICY_DATA));
103 	if (!ret)
104 		return NULL;
105 	ret->expected_policy_set = sk_ASN1_OBJECT_new_null();
106 	if (!ret->expected_policy_set)
107 		{
108 		OPENSSL_free(ret);
109 		if (id)
110 			ASN1_OBJECT_free(id);
111 		return NULL;
112 		}
113 
114 	if (crit)
115 		ret->flags = POLICY_DATA_FLAG_CRITICAL;
116 	else
117 		ret->flags = 0;
118 
119 	if (id)
120 		ret->valid_policy = id;
121 	else
122 		{
123 		ret->valid_policy = policy->policyid;
124 		policy->policyid = NULL;
125 		}
126 
127 	if (policy)
128 		{
129 		ret->qualifier_set = policy->qualifiers;
130 		policy->qualifiers = NULL;
131 		}
132 	else
133 		ret->qualifier_set = NULL;
134 
135 	return ret;
136 	}
137 
138