• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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 #include <stdio.h>
59 
60 #include <openssl/asn1t.h>
61 #include <openssl/conf.h>
62 #include <openssl/err.h>
63 #include <openssl/obj.h>
64 #include <openssl/x509v3.h>
65 
66 static void *v2i_POLICY_MAPPINGS(const X509V3_EXT_METHOD *method,
67                                  X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
68 static STACK_OF(CONF_VALUE) *i2v_POLICY_MAPPINGS(const X509V3_EXT_METHOD
69                                                  *method, void *pmps, STACK_OF(CONF_VALUE)
70                                                  *extlist);
71 
72 const 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 
83 ASN1_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 
88 ASN1_ITEM_TEMPLATE(POLICY_MAPPINGS) =
89         ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, POLICY_MAPPINGS,
90                                                                 POLICY_MAPPING)
91 ASN1_ITEM_TEMPLATE_END(POLICY_MAPPINGS)
92 
93 IMPLEMENT_ASN1_ALLOC_FUNCTIONS(POLICY_MAPPING)
94 
95 static 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     size_t 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 
v2i_POLICY_MAPPINGS(const X509V3_EXT_METHOD * method,X509V3_CTX * ctx,STACK_OF (CONF_VALUE)* nval)113 static 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     size_t i;
121 
122     if (!(pmaps = sk_POLICY_MAPPING_new_null())) {
123         OPENSSL_PUT_ERROR(X509V3, 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             OPENSSL_PUT_ERROR(X509V3, X509V3_R_INVALID_OBJECT_IDENTIFIER);
132             X509V3_conf_err(val);
133             return NULL;
134         }
135         obj1 = OBJ_txt2obj(val->name, 0);
136         obj2 = OBJ_txt2obj(val->value, 0);
137         if (!obj1 || !obj2) {
138             sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
139             OPENSSL_PUT_ERROR(X509V3, X509V3_R_INVALID_OBJECT_IDENTIFIER);
140             X509V3_conf_err(val);
141             return NULL;
142         }
143         pmap = POLICY_MAPPING_new();
144         if (!pmap) {
145             sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
146             OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
147             return NULL;
148         }
149         pmap->issuerDomainPolicy = obj1;
150         pmap->subjectDomainPolicy = obj2;
151         sk_POLICY_MAPPING_push(pmaps, pmap);
152     }
153     return pmaps;
154 }
155