1/* v3_bitst.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/conf.h> 63#include <openssl/x509v3.h> 64 65static BIT_STRING_BITNAME ns_cert_type_table[] = { 66 {0, "SSL Client", "client"}, 67 {1, "SSL Server", "server"}, 68 {2, "S/MIME", "email"}, 69 {3, "Object Signing", "objsign"}, 70 {4, "Unused", "reserved"}, 71 {5, "SSL CA", "sslCA"}, 72 {6, "S/MIME CA", "emailCA"}, 73 {7, "Object Signing CA", "objCA"}, 74 {-1, NULL, NULL} 75}; 76 77static BIT_STRING_BITNAME key_usage_type_table[] = { 78 {0, "Digital Signature", "digitalSignature"}, 79 {1, "Non Repudiation", "nonRepudiation"}, 80 {2, "Key Encipherment", "keyEncipherment"}, 81 {3, "Data Encipherment", "dataEncipherment"}, 82 {4, "Key Agreement", "keyAgreement"}, 83 {5, "Certificate Sign", "keyCertSign"}, 84 {6, "CRL Sign", "cRLSign"}, 85 {7, "Encipher Only", "encipherOnly"}, 86 {8, "Decipher Only", "decipherOnly"}, 87 {-1, NULL, NULL} 88}; 89 90const X509V3_EXT_METHOD v3_nscert = 91EXT_BITSTRING(NID_netscape_cert_type, ns_cert_type_table); 92const X509V3_EXT_METHOD v3_key_usage = 93EXT_BITSTRING(NID_key_usage, key_usage_type_table); 94 95STACK_OF(CONF_VALUE) *i2v_ASN1_BIT_STRING(X509V3_EXT_METHOD *method, 96 ASN1_BIT_STRING *bits, 97 STACK_OF(CONF_VALUE) *ret) 98{ 99 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 107ASN1_BIT_STRING *v2i_ASN1_BIT_STRING(X509V3_EXT_METHOD *method, 108 X509V3_CTX *ctx, 109 STACK_OF(CONF_VALUE) *nval) 110{ 111 CONF_VALUE *val; 112 ASN1_BIT_STRING *bs; 113 int i; 114 BIT_STRING_BITNAME *bnam; 115 if (!(bs = M_ASN1_BIT_STRING_new())) { 116 X509V3err(X509V3_F_V2I_ASN1_BIT_STRING, ERR_R_MALLOC_FAILURE); 117 return NULL; 118 } 119 for (i = 0; i < sk_CONF_VALUE_num(nval); i++) { 120 val = sk_CONF_VALUE_value(nval, i); 121 for (bnam = method->usr_data; bnam->lname; bnam++) { 122 if (!strcmp(bnam->sname, val->name) || 123 !strcmp(bnam->lname, val->name)) { 124 if (!ASN1_BIT_STRING_set_bit(bs, bnam->bitnum, 1)) { 125 X509V3err(X509V3_F_V2I_ASN1_BIT_STRING, 126 ERR_R_MALLOC_FAILURE); 127 M_ASN1_BIT_STRING_free(bs); 128 return NULL; 129 } 130 break; 131 } 132 } 133 if (!bnam->lname) { 134 X509V3err(X509V3_F_V2I_ASN1_BIT_STRING, 135 X509V3_R_UNKNOWN_BIT_STRING_ARGUMENT); 136 X509V3_conf_err(val); 137 M_ASN1_BIT_STRING_free(bs); 138 return NULL; 139 } 140 } 141 return bs; 142} 143