1 /* v3_bitst.c */ 2 /* Written by Dr Stephen N Henson (steve (at) 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 (at) 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 (at) cryptsoft.com). This product includes software written by Tim 55 * Hudson (tjh (at) 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 BIT_STRING_BITNAME ns_cert_type_table[] = { 65 {0, "SSL Client", "client"}, 66 {1, "SSL Server", "server"}, 67 {2, "S/MIME", "email"}, 68 {3, "Object Signing", "objsign"}, 69 {4, "Unused", "reserved"}, 70 {5, "SSL CA", "sslCA"}, 71 {6, "S/MIME CA", "emailCA"}, 72 {7, "Object Signing CA", "objCA"}, 73 {-1, NULL, NULL} 74 }; 75 76 static BIT_STRING_BITNAME key_usage_type_table[] = { 77 {0, "Digital Signature", "digitalSignature"}, 78 {1, "Non Repudiation", "nonRepudiation"}, 79 {2, "Key Encipherment", "keyEncipherment"}, 80 {3, "Data Encipherment", "dataEncipherment"}, 81 {4, "Key Agreement", "keyAgreement"}, 82 {5, "Certificate Sign", "keyCertSign"}, 83 {6, "CRL Sign", "cRLSign"}, 84 {7, "Encipher Only", "encipherOnly"}, 85 {8, "Decipher Only", "decipherOnly"}, 86 {-1, NULL, NULL} 87 }; 88 89 90 91 const X509V3_EXT_METHOD v3_nscert = EXT_BITSTRING(NID_netscape_cert_type, ns_cert_type_table); 92 const X509V3_EXT_METHOD v3_key_usage = EXT_BITSTRING(NID_key_usage, key_usage_type_table); 93 94 STACK_OF(CONF_VALUE) *i2v_ASN1_BIT_STRING(X509V3_EXT_METHOD *method, 95 ASN1_BIT_STRING *bits, STACK_OF(CONF_VALUE) *ret) 96 { 97 BIT_STRING_BITNAME *bnam; 98 for(bnam =method->usr_data; bnam->lname; bnam++) { 99 if(ASN1_BIT_STRING_get_bit(bits, bnam->bitnum)) 100 X509V3_add_value(bnam->lname, NULL, &ret); 101 } 102 return ret; 103 } 104 105 ASN1_BIT_STRING *v2i_ASN1_BIT_STRING(X509V3_EXT_METHOD *method, 106 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval) 107 { 108 CONF_VALUE *val; 109 ASN1_BIT_STRING *bs; 110 int i; 111 BIT_STRING_BITNAME *bnam; 112 if(!(bs = M_ASN1_BIT_STRING_new())) { 113 X509V3err(X509V3_F_V2I_ASN1_BIT_STRING,ERR_R_MALLOC_FAILURE); 114 return NULL; 115 } 116 for(i = 0; i < sk_CONF_VALUE_num(nval); i++) { 117 val = sk_CONF_VALUE_value(nval, i); 118 for(bnam = method->usr_data; bnam->lname; bnam++) { 119 if(!strcmp(bnam->sname, val->name) || 120 !strcmp(bnam->lname, val->name) ) { 121 if(!ASN1_BIT_STRING_set_bit(bs, bnam->bitnum, 1)) { 122 X509V3err(X509V3_F_V2I_ASN1_BIT_STRING, 123 ERR_R_MALLOC_FAILURE); 124 M_ASN1_BIT_STRING_free(bs); 125 return NULL; 126 } 127 break; 128 } 129 } 130 if(!bnam->lname) { 131 X509V3err(X509V3_F_V2I_ASN1_BIT_STRING, 132 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
