Add support for the noCheck OCSP extension. This is
[openssl.git] / crypto / x509v3 / v3_bitst.c
1 /* v3_bitst.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
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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
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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)
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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 #include <stdio.h>
60 #include "cryptlib.h"
61 #include <openssl/conf.h>
62 #include <openssl/x509v3.h>
63
64 static ASN1_BIT_STRING *v2i_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
65                                 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
66 static STACK_OF(CONF_VALUE) *i2v_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
67                                 ASN1_BIT_STRING *bits,
68                                 STACK_OF(CONF_VALUE) *extlist);
69
70 static BIT_STRING_BITNAME ns_cert_type_table[] = {
71 {0, "SSL Client", "client"},
72 {1, "SSL Server", "server"},
73 {2, "S/MIME", "email"},
74 {3, "Object Signing", "objsign"},
75 {4, "Unused", "reserved"},
76 {5, "SSL CA", "sslCA"},
77 {6, "S/MIME CA", "emailCA"},
78 {7, "Object Signing CA", "objCA"},
79 {-1, NULL, NULL}
80 };
81
82 static BIT_STRING_BITNAME key_usage_type_table[] = {
83 {0, "Digital Signature", "digitalSignature"},
84 {1, "Non Repudiation", "nonRepudiation"},
85 {2, "Key Encipherment", "keyEncipherment"},
86 {3, "Data Encipherment", "dataEncipherment"},
87 {4, "Key Agreement", "keyAgreement"},
88 {5, "Certificate Sign", "keyCertSign"},
89 {6, "CRL Sign", "cRLSign"},
90 {7, "Encipher Only", "encipherOnly"},
91 {8, "Decipher Only", "decipherOnly"},
92 {-1, NULL, NULL}
93 };
94
95
96
97 X509V3_EXT_METHOD v3_nscert = EXT_BITSTRING(NID_netscape_cert_type, ns_cert_type_table);
98 X509V3_EXT_METHOD v3_key_usage = EXT_BITSTRING(NID_key_usage, key_usage_type_table);
99
100 static STACK_OF(CONF_VALUE) *i2v_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
101              ASN1_BIT_STRING *bits, STACK_OF(CONF_VALUE) *ret)
102 {
103         BIT_STRING_BITNAME *bnam;
104         for(bnam =method->usr_data; bnam->lname; bnam++) {
105                 if(ASN1_BIT_STRING_get_bit(bits, bnam->bitnum)) 
106                         X509V3_add_value(bnam->lname, NULL, &ret);
107         }
108         return ret;
109 }
110         
111 static ASN1_BIT_STRING *v2i_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
112              X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
113 {
114         CONF_VALUE *val;
115         ASN1_BIT_STRING *bs;
116         int i;
117         BIT_STRING_BITNAME *bnam;
118         if(!(bs = M_ASN1_BIT_STRING_new())) {
119                 X509V3err(X509V3_F_V2I_ASN1_BIT_STRING,ERR_R_MALLOC_FAILURE);
120                 return NULL;
121         }
122         for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
123                 val = sk_CONF_VALUE_value(nval, i);
124                 for(bnam = method->usr_data; bnam->lname; bnam++) {
125                         if(!strcmp(bnam->sname, val->name) ||
126                                 !strcmp(bnam->lname, val->name) ) {
127                                 ASN1_BIT_STRING_set_bit(bs, bnam->bitnum, 1);
128                                 break;
129                         }
130                 }
131                 if(!bnam->lname) {
132                         X509V3err(X509V3_F_V2I_ASN1_BIT_STRING,
133                                         X509V3_R_UNKNOWN_BIT_STRING_ARGUMENT);
134                         X509V3_conf_err(val);
135                         M_ASN1_BIT_STRING_free(bs);
136                         return NULL;
137                 }
138         }
139         return bs;
140 }
141         
142