1 /* v3_extku.c */
2 /*
3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
4 * 1999.
5 */
6 /* ====================================================================
7 * Copyright (c) 1999 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
66 static void *v2i_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,
67 X509V3_CTX *ctx,
68 STACK_OF(CONF_VALUE) *nval);
69 static STACK_OF(CONF_VALUE) *i2v_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,
70 void *eku,
71 STACK_OF(CONF_VALUE)
72 *extlist);
73
74 const X509V3_EXT_METHOD v3_ext_ku = {
75 NID_ext_key_usage, 0,
76 ASN1_ITEM_ref(EXTENDED_KEY_USAGE),
77 0, 0, 0, 0,
78 0, 0,
79 i2v_EXTENDED_KEY_USAGE,
80 v2i_EXTENDED_KEY_USAGE,
81 0, 0,
82 NULL
83 };
84
85 /* NB OCSP acceptable responses also is a SEQUENCE OF OBJECT */
86 const X509V3_EXT_METHOD v3_ocsp_accresp = {
87 NID_id_pkix_OCSP_acceptableResponses, 0,
88 ASN1_ITEM_ref(EXTENDED_KEY_USAGE),
89 0, 0, 0, 0,
90 0, 0,
91 i2v_EXTENDED_KEY_USAGE,
92 v2i_EXTENDED_KEY_USAGE,
93 0, 0,
94 NULL
95 };
96
ASN1_ITEM_TEMPLATE(EXTENDED_KEY_USAGE)97 ASN1_ITEM_TEMPLATE(EXTENDED_KEY_USAGE) =
98 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, EXTENDED_KEY_USAGE, ASN1_OBJECT)
99 ASN1_ITEM_TEMPLATE_END(EXTENDED_KEY_USAGE)
100
101 IMPLEMENT_ASN1_FUNCTIONS(EXTENDED_KEY_USAGE)
102
103 static STACK_OF(CONF_VALUE) *i2v_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,
104 void *a,
105 STACK_OF(CONF_VALUE)
106 *ext_list)
107 {
108 EXTENDED_KEY_USAGE *eku = a;
109 int i;
110 ASN1_OBJECT *obj;
111 char obj_tmp[80];
112 for (i = 0; i < sk_ASN1_OBJECT_num(eku); i++) {
113 obj = sk_ASN1_OBJECT_value(eku, i);
114 i2t_ASN1_OBJECT(obj_tmp, 80, obj);
115 X509V3_add_value(NULL, obj_tmp, &ext_list);
116 }
117 return ext_list;
118 }
119
v2i_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD * method,X509V3_CTX * ctx,STACK_OF (CONF_VALUE)* nval)120 static void *v2i_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,
121 X509V3_CTX *ctx,
122 STACK_OF(CONF_VALUE) *nval)
123 {
124 EXTENDED_KEY_USAGE *extku;
125 char *extval;
126 ASN1_OBJECT *objtmp;
127 CONF_VALUE *val;
128 int i;
129
130 if (!(extku = sk_ASN1_OBJECT_new_null())) {
131 X509V3err(X509V3_F_V2I_EXTENDED_KEY_USAGE, ERR_R_MALLOC_FAILURE);
132 return NULL;
133 }
134
135 for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
136 val = sk_CONF_VALUE_value(nval, i);
137 if (val->value)
138 extval = val->value;
139 else
140 extval = val->name;
141 if (!(objtmp = OBJ_txt2obj(extval, 0))) {
142 sk_ASN1_OBJECT_pop_free(extku, ASN1_OBJECT_free);
143 X509V3err(X509V3_F_V2I_EXTENDED_KEY_USAGE,
144 X509V3_R_INVALID_OBJECT_IDENTIFIER);
145 X509V3_conf_err(val);
146 return NULL;
147 }
148 sk_ASN1_OBJECT_push(extku, objtmp);
149 }
150 return extku;
151 }
152