Support for certificate status TLS extension.
[openssl.git] / crypto / x509v3 / v3_pmaps.c
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
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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
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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)
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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
66 static void *v2i_POLICY_MAPPINGS(X509V3_EXT_METHOD *method,
67                                 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
68 static STACK_OF(CONF_VALUE) *i2v_POLICY_MAPPINGS(X509V3_EXT_METHOD *method,
69                                 void *pmps, STACK_OF(CONF_VALUE) *extlist);
70
71 const 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
82 ASN1_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
87 ASN1_ITEM_TEMPLATE(POLICY_MAPPINGS) = 
88         ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, POLICY_MAPPINGS,
89                                                                 POLICY_MAPPING)
90 ASN1_ITEM_TEMPLATE_END(POLICY_MAPPINGS)
91
92 IMPLEMENT_ASN1_ALLOC_FUNCTIONS(POLICY_MAPPING)
93
94
95 static 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
112 static 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 }