use 'p' as conversion specifier for printf to avoid truncation of
[openssl.git] / crypto / x509v3 / v3_extku.c
1 /* v3_extku.c */
2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
3  * project 1999.
4  */
5 /* ====================================================================
6  * Copyright (c) 1999 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
26  *    endorse or promote products derived from this software without
27  *    prior written permission. For written permission, please contact
28  *    licensing@OpenSSL.org.
29  *
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
41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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)
47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50  * OF THE POSSIBILITY OF SUCH DAMAGE.
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_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,
67                                 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
68 static STACK_OF(CONF_VALUE) *i2v_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,
69                 void *eku, STACK_OF(CONF_VALUE) *extlist);
70
71 X509V3_EXT_METHOD v3_ext_ku = {
72         NID_ext_key_usage, 0,
73         ASN1_ITEM_ref(EXTENDED_KEY_USAGE),
74         0,0,0,0,
75         0,0,
76         i2v_EXTENDED_KEY_USAGE,
77         v2i_EXTENDED_KEY_USAGE,
78         0,0,
79         NULL
80 };
81
82 /* NB OCSP acceptable responses also is a SEQUENCE OF OBJECT */
83 X509V3_EXT_METHOD v3_ocsp_accresp = {
84         NID_id_pkix_OCSP_acceptableResponses, 0,
85         ASN1_ITEM_ref(EXTENDED_KEY_USAGE),
86         0,0,0,0,
87         0,0,
88         i2v_EXTENDED_KEY_USAGE,
89         v2i_EXTENDED_KEY_USAGE,
90         0,0,
91         NULL
92 };
93
94 ASN1_ITEM_TEMPLATE(EXTENDED_KEY_USAGE) = 
95         ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, EXTENDED_KEY_USAGE, ASN1_OBJECT)
96 ASN1_ITEM_TEMPLATE_END(EXTENDED_KEY_USAGE)
97
98 IMPLEMENT_ASN1_FUNCTIONS(EXTENDED_KEY_USAGE)
99
100 static STACK_OF(CONF_VALUE) *i2v_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,
101                 void *a, STACK_OF(CONF_VALUE) *ext_list)
102 {
103         EXTENDED_KEY_USAGE *eku = a;
104         int i;
105         ASN1_OBJECT *obj;
106         char obj_tmp[80];
107         for(i = 0; i < sk_ASN1_OBJECT_num(eku); i++) {
108                 obj = sk_ASN1_OBJECT_value(eku, i);
109                 i2t_ASN1_OBJECT(obj_tmp, 80, obj);
110                 X509V3_add_value(NULL, obj_tmp, &ext_list);
111         }
112         return ext_list;
113 }
114
115 static void *v2i_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,
116                                 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
117 {
118         EXTENDED_KEY_USAGE *extku;
119         char *extval;
120         ASN1_OBJECT *objtmp;
121         CONF_VALUE *val;
122         int i;
123
124         if(!(extku = sk_ASN1_OBJECT_new_null())) {
125                 X509V3err(X509V3_F_V2I_EXT_KU,ERR_R_MALLOC_FAILURE);
126                 return NULL;
127         }
128
129         for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
130                 val = sk_CONF_VALUE_value(nval, i);
131                 if(val->value) extval = val->value;
132                 else extval = val->name;
133                 if(!(objtmp = OBJ_txt2obj(extval, 0))) {
134                         sk_ASN1_OBJECT_pop_free(extku, ASN1_OBJECT_free);
135                         X509V3err(X509V3_F_V2I_EXT_KU,X509V3_R_INVALID_OBJECT_IDENTIFIER);
136                         X509V3_conf_err(val);
137                         return NULL;
138                 }
139                 sk_ASN1_OBJECT_push(extku, objtmp);
140         }
141         return extku;
142 }