v3_pmaps.c revision 296465 
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(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,
70                                                 STACK_OF(CONF_VALUE)
71                                                 *extlist);
72
73const X509V3_EXT_METHOD v3_policy_mappings = {
74    NID_policy_mappings, 0,
75    ASN1_ITEM_ref(POLICY_MAPPINGS),
76    0, 0, 0, 0,
77    0, 0,
78    i2v_POLICY_MAPPINGS,
79    v2i_POLICY_MAPPINGS,
80    0, 0,
81    NULL
82};
83
84ASN1_SEQUENCE(POLICY_MAPPING) = {
85        ASN1_SIMPLE(POLICY_MAPPING, issuerDomainPolicy, ASN1_OBJECT),
86        ASN1_SIMPLE(POLICY_MAPPING, subjectDomainPolicy, ASN1_OBJECT)
87} ASN1_SEQUENCE_END(POLICY_MAPPING)
88
89ASN1_ITEM_TEMPLATE(POLICY_MAPPINGS) =
90        ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, POLICY_MAPPINGS,
91                                                                POLICY_MAPPING)
92ASN1_ITEM_TEMPLATE_END(POLICY_MAPPINGS)
93
94IMPLEMENT_ASN1_ALLOC_FUNCTIONS(POLICY_MAPPING)
95
96static STACK_OF(CONF_VALUE) *i2v_POLICY_MAPPINGS(X509V3_EXT_METHOD *method,
97                                                 void *a, STACK_OF(CONF_VALUE)
98                                                 *ext_list)
99{
100    POLICY_MAPPINGS *pmaps = a;
101    POLICY_MAPPING *pmap;
102    int i;
103    char obj_tmp1[80];
104    char obj_tmp2[80];
105    for (i = 0; i < sk_POLICY_MAPPING_num(pmaps); i++) {
106        pmap = sk_POLICY_MAPPING_value(pmaps, i);
107        i2t_ASN1_OBJECT(obj_tmp1, 80, pmap->issuerDomainPolicy);
108        i2t_ASN1_OBJECT(obj_tmp2, 80, pmap->subjectDomainPolicy);
109        X509V3_add_value(obj_tmp1, obj_tmp2, &ext_list);
110    }
111    return ext_list;
112}
113
114static void *v2i_POLICY_MAPPINGS(X509V3_EXT_METHOD *method,
115                                 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
116{
117    POLICY_MAPPINGS *pmaps;
118    POLICY_MAPPING *pmap;
119    ASN1_OBJECT *obj1, *obj2;
120    CONF_VALUE *val;
121    int i;
122
123    if (!(pmaps = sk_POLICY_MAPPING_new_null())) {
124        X509V3err(X509V3_F_V2I_POLICY_MAPPINGS, ERR_R_MALLOC_FAILURE);
125        return NULL;
126    }
127
128    for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
129        val = sk_CONF_VALUE_value(nval, i);
130        if (!val->value || !val->name) {
131            sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
132            X509V3err(X509V3_F_V2I_POLICY_MAPPINGS,
133                      X509V3_R_INVALID_OBJECT_IDENTIFIER);
134            X509V3_conf_err(val);
135            return NULL;
136        }
137        obj1 = OBJ_txt2obj(val->name, 0);
138        obj2 = OBJ_txt2obj(val->value, 0);
139        if (!obj1 || !obj2) {
140            sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
141            X509V3err(X509V3_F_V2I_POLICY_MAPPINGS,
142                      X509V3_R_INVALID_OBJECT_IDENTIFIER);
143            X509V3_conf_err(val);
144            return NULL;
145        }
146        pmap = POLICY_MAPPING_new();
147        if (!pmap) {
148            sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
149            X509V3err(X509V3_F_V2I_POLICY_MAPPINGS, ERR_R_MALLOC_FAILURE);
150            return NULL;
151        }
152        pmap->issuerDomainPolicy = obj1;
153        pmap->subjectDomainPolicy = obj2;
154        sk_POLICY_MAPPING_push(pmaps, pmap);
155    }
156    return pmaps;
157}
158