1 /* v3_bitst.c */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) 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 #include <stdio.h>
58 #include <string.h>
59
60 #include <openssl/conf.h>
61 #include <openssl/err.h>
62 #include <openssl/obj.h>
63 #include <openssl/x509v3.h>
64
65
66 static const BIT_STRING_BITNAME ns_cert_type_table[] = {
67 {0, "SSL Client", "client"},
68 {1, "SSL Server", "server"},
69 {2, "S/MIME", "email"},
70 {3, "Object Signing", "objsign"},
71 {4, "Unused", "reserved"},
72 {5, "SSL CA", "sslCA"},
73 {6, "S/MIME CA", "emailCA"},
74 {7, "Object Signing CA", "objCA"},
75 {-1, NULL, NULL}
76 };
77
78 static const BIT_STRING_BITNAME key_usage_type_table[] = {
79 {0, "Digital Signature", "digitalSignature"},
80 {1, "Non Repudiation", "nonRepudiation"},
81 {2, "Key Encipherment", "keyEncipherment"},
82 {3, "Data Encipherment", "dataEncipherment"},
83 {4, "Key Agreement", "keyAgreement"},
84 {5, "Certificate Sign", "keyCertSign"},
85 {6, "CRL Sign", "cRLSign"},
86 {7, "Encipher Only", "encipherOnly"},
87 {8, "Decipher Only", "decipherOnly"},
88 {-1, NULL, NULL}
89 };
90
91
92
93 const X509V3_EXT_METHOD v3_nscert = EXT_BITSTRING(NID_netscape_cert_type, ns_cert_type_table);
94 const X509V3_EXT_METHOD v3_key_usage = EXT_BITSTRING(NID_key_usage, key_usage_type_table);
95
STACK_OF(CONF_VALUE)96 STACK_OF(CONF_VALUE) *i2v_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
97 ASN1_BIT_STRING *bits, STACK_OF(CONF_VALUE) *ret)
98 {
99 const BIT_STRING_BITNAME *bnam;
100 for(bnam =method->usr_data; bnam->lname; bnam++) {
101 if(ASN1_BIT_STRING_get_bit(bits, bnam->bitnum))
102 X509V3_add_value(bnam->lname, NULL, &ret);
103 }
104 return ret;
105 }
106
v2i_ASN1_BIT_STRING(X509V3_EXT_METHOD * method,X509V3_CTX * ctx,STACK_OF (CONF_VALUE)* nval)107 ASN1_BIT_STRING *v2i_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
108 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
109 {
110 CONF_VALUE *val;
111 ASN1_BIT_STRING *bs;
112 size_t i;
113 const BIT_STRING_BITNAME *bnam;
114 if(!(bs = M_ASN1_BIT_STRING_new())) {
115 OPENSSL_PUT_ERROR(X509V3, v2i_ASN1_BIT_STRING, ERR_R_MALLOC_FAILURE);
116 return NULL;
117 }
118 for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
119 val = sk_CONF_VALUE_value(nval, i);
120 for(bnam = method->usr_data; bnam->lname; bnam++) {
121 if(!strcmp(bnam->sname, val->name) ||
122 !strcmp(bnam->lname, val->name) ) {
123 if(!ASN1_BIT_STRING_set_bit(bs, bnam->bitnum, 1)) {
124 OPENSSL_PUT_ERROR(X509V3, v2i_ASN1_BIT_STRING, ERR_R_MALLOC_FAILURE);
125 M_ASN1_BIT_STRING_free(bs);
126 return NULL;
127 }
128 break;
129 }
130 }
131 if(!bnam->lname) {
132 OPENSSL_PUT_ERROR(X509V3, v2i_ASN1_BIT_STRING, X509V3_R_UNKNOWN_BIT_STRING_ARGUMENT);
133 X509V3_conf_err(val);
134 M_ASN1_BIT_STRING_free(bs);
135 return NULL;
136 }
137 }
138 return bs;
139 }
140
141
142