v3_pmaps.c revision 167612 
1/* v3_pmaps.c */
2/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
3 * project.
4 */
5/* ====================================================================
6 * Copyright (c) 2003 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
60#include <stdio.h>
61#include "cryptlib.h"
62#include <openssl/asn1t.h>
63#include <openssl/conf.h>
64#include <openssl/x509v3.h>
65
66static void *v2i_POLICY_MAPPINGS(X509V3_EXT_METHOD *method,
67				X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
68static STACK_OF(CONF_VALUE) *i2v_POLICY_MAPPINGS(X509V3_EXT_METHOD *method,
69				void *pmps, STACK_OF(CONF_VALUE) *extlist);
70
71const X509V3_EXT_METHOD v3_policy_mappings = {
72	NID_policy_mappings, 0,
73	ASN1_ITEM_ref(POLICY_MAPPINGS),
74	0,0,0,0,
75	0,0,
76	i2v_POLICY_MAPPINGS,
77	v2i_POLICY_MAPPINGS,
78	0,0,
79	NULL
80};
81
82ASN1_SEQUENCE(POLICY_MAPPING) = {
83	ASN1_SIMPLE(POLICY_MAPPING, issuerDomainPolicy, ASN1_OBJECT),
84	ASN1_SIMPLE(POLICY_MAPPING, subjectDomainPolicy, ASN1_OBJECT)
85} ASN1_SEQUENCE_END(POLICY_MAPPING)
86
87ASN1_ITEM_TEMPLATE(POLICY_MAPPINGS) =
88	ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, POLICY_MAPPINGS,
89								POLICY_MAPPING)
90ASN1_ITEM_TEMPLATE_END(POLICY_MAPPINGS)
91
92IMPLEMENT_ASN1_ALLOC_FUNCTIONS(POLICY_MAPPING)
93
94
95static STACK_OF(CONF_VALUE) *i2v_POLICY_MAPPINGS(X509V3_EXT_METHOD *method,
96		void *a, STACK_OF(CONF_VALUE) *ext_list)
97{
98	POLICY_MAPPINGS *pmaps = a;
99	POLICY_MAPPING *pmap;
100	int i;
101	char obj_tmp1[80];
102	char obj_tmp2[80];
103	for(i = 0; i < sk_POLICY_MAPPING_num(pmaps); i++) {
104		pmap = sk_POLICY_MAPPING_value(pmaps, i);
105		i2t_ASN1_OBJECT(obj_tmp1, 80, pmap->issuerDomainPolicy);
106		i2t_ASN1_OBJECT(obj_tmp2, 80, pmap->subjectDomainPolicy);
107		X509V3_add_value(obj_tmp1, obj_tmp2, &ext_list);
108	}
109	return ext_list;
110}
111
112static void *v2i_POLICY_MAPPINGS(X509V3_EXT_METHOD *method,
113				X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
114{
115	POLICY_MAPPINGS *pmaps;
116	POLICY_MAPPING *pmap;
117	ASN1_OBJECT *obj1, *obj2;
118	CONF_VALUE *val;
119	int i;
120
121	if(!(pmaps = sk_POLICY_MAPPING_new_null())) {
122		X509V3err(X509V3_F_V2I_POLICY_MAPPINGS,ERR_R_MALLOC_FAILURE);
123		return NULL;
124	}
125
126	for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
127		val = sk_CONF_VALUE_value(nval, i);
128		if(!val->value || !val->name) {
129			sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
130			X509V3err(X509V3_F_V2I_POLICY_MAPPINGS,X509V3_R_INVALID_OBJECT_IDENTIFIER);
131			X509V3_conf_err(val);
132			return NULL;
133		}
134		obj1 = OBJ_txt2obj(val->name, 0);
135		obj2 = OBJ_txt2obj(val->value, 0);
136		if(!obj1 || !obj2) {
137			sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
138			X509V3err(X509V3_F_V2I_POLICY_MAPPINGS,X509V3_R_INVALID_OBJECT_IDENTIFIER);
139			X509V3_conf_err(val);
140			return NULL;
141		}
142		pmap = POLICY_MAPPING_new();
143		if (!pmap) {
144			sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
145			X509V3err(X509V3_F_V2I_POLICY_MAPPINGS,ERR_R_MALLOC_FAILURE);
146			return NULL;
147		}
148		pmap->issuerDomainPolicy = obj1;
149		pmap->subjectDomainPolicy = obj2;
150		sk_POLICY_MAPPING_push(pmaps, pmap);
151	}
152	return pmaps;
153}
154