v3_pmaps.c revision 296341 
1/* v3_pmaps.c */
2/*
3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
4 * project.
5 */
6/* ====================================================================
7 * Copyright (c) 2003 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 <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(const X509V3_EXT_METHOD *method,
67                                 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
68static STACK_OF(CONF_VALUE) *i2v_POLICY_MAPPINGS(const X509V3_EXT_METHOD
69                                                 *method, void *pmps, STACK_OF(CONF_VALUE)
70                                                 *extlist);
71
72const X509V3_EXT_METHOD v3_policy_mappings = {
73    NID_policy_mappings, 0,
74    ASN1_ITEM_ref(POLICY_MAPPINGS),
75    0, 0, 0, 0,
76    0, 0,
77    i2v_POLICY_MAPPINGS,
78    v2i_POLICY_MAPPINGS,
79    0, 0,
80    NULL
81};
82
83ASN1_SEQUENCE(POLICY_MAPPING) = {
84        ASN1_SIMPLE(POLICY_MAPPING, issuerDomainPolicy, ASN1_OBJECT),
85        ASN1_SIMPLE(POLICY_MAPPING, subjectDomainPolicy, ASN1_OBJECT)
86} ASN1_SEQUENCE_END(POLICY_MAPPING)
87
88ASN1_ITEM_TEMPLATE(POLICY_MAPPINGS) =
89        ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, POLICY_MAPPINGS,
90                                                                POLICY_MAPPING)
91ASN1_ITEM_TEMPLATE_END(POLICY_MAPPINGS)
92
93IMPLEMENT_ASN1_ALLOC_FUNCTIONS(POLICY_MAPPING)
94
95static STACK_OF(CONF_VALUE) *i2v_POLICY_MAPPINGS(const X509V3_EXT_METHOD
96                                                 *method, void *a, STACK_OF(CONF_VALUE)
97                                                 *ext_list)
98{
99    POLICY_MAPPINGS *pmaps = a;
100    POLICY_MAPPING *pmap;
101    int i;
102    char obj_tmp1[80];
103    char obj_tmp2[80];
104    for (i = 0; i < sk_POLICY_MAPPING_num(pmaps); i++) {
105        pmap = sk_POLICY_MAPPING_value(pmaps, i);
106        i2t_ASN1_OBJECT(obj_tmp1, 80, pmap->issuerDomainPolicy);
107        i2t_ASN1_OBJECT(obj_tmp2, 80, pmap->subjectDomainPolicy);
108        X509V3_add_value(obj_tmp1, obj_tmp2, &ext_list);
109    }
110    return ext_list;
111}
112
113static void *v2i_POLICY_MAPPINGS(const X509V3_EXT_METHOD *method,
114                                 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
115{
116    POLICY_MAPPINGS *pmaps;
117    POLICY_MAPPING *pmap;
118    ASN1_OBJECT *obj1, *obj2;
119    CONF_VALUE *val;
120    int i;
121
122    if (!(pmaps = sk_POLICY_MAPPING_new_null())) {
123        X509V3err(X509V3_F_V2I_POLICY_MAPPINGS, ERR_R_MALLOC_FAILURE);
124        return NULL;
125    }
126
127    for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
128        val = sk_CONF_VALUE_value(nval, i);
129        if (!val->value || !val->name) {
130            sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
131            X509V3err(X509V3_F_V2I_POLICY_MAPPINGS,
132                      X509V3_R_INVALID_OBJECT_IDENTIFIER);
133            X509V3_conf_err(val);
134            return NULL;
135        }
136        obj1 = OBJ_txt2obj(val->name, 0);
137        obj2 = OBJ_txt2obj(val->value, 0);
138        if (!obj1 || !obj2) {
139            sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
140            X509V3err(X509V3_F_V2I_POLICY_MAPPINGS,
141                      X509V3_R_INVALID_OBJECT_IDENTIFIER);
142            X509V3_conf_err(val);
143            return NULL;
144        }
145        pmap = POLICY_MAPPING_new();
146        if (!pmap) {
147            sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
148            X509V3err(X509V3_F_V2I_POLICY_MAPPINGS, ERR_R_MALLOC_FAILURE);
149            return NULL;
150        }
151        pmap->issuerDomainPolicy = obj1;
152        pmap->subjectDomainPolicy = obj2;
153        sk_POLICY_MAPPING_push(pmaps, pmap);
154    }
155    return pmaps;
156}
157