openssl/crypto/asn1/t_bitst.c
2008-11-05 18:36:57 +00:00

102 lines
3.7 KiB
C

/* t_bitst.c */
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 1999.
*/
/* ====================================================================
* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <stdio.h>
#include "cryptlib.h"
#include <openssl/conf.h>
#include <openssl/x509v3.h>
int ASN1_BIT_STRING_name_print(BIO *out, ASN1_BIT_STRING *bs,
BIT_STRING_BITNAME *tbl, int indent)
{
BIT_STRING_BITNAME *bnam;
char first = 1;
BIO_printf(out, "%*s", indent, "");
for(bnam = tbl; bnam->lname; bnam++) {
if(ASN1_BIT_STRING_get_bit(bs, bnam->bitnum)) {
if(!first) BIO_puts(out, ", ");
BIO_puts(out, bnam->lname);
first = 0;
}
}
BIO_puts(out, "\n");
return 1;
}
int ASN1_BIT_STRING_set_asc(ASN1_BIT_STRING *bs, char *name, int value,
BIT_STRING_BITNAME *tbl)
{
int bitnum;
bitnum = ASN1_BIT_STRING_num_asc(name, tbl);
if(bitnum < 0) return 0;
if(bs) {
if(!ASN1_BIT_STRING_set_bit(bs, bitnum, value))
return 0;
}
return 1;
}
int ASN1_BIT_STRING_num_asc(char *name, BIT_STRING_BITNAME *tbl)
{
BIT_STRING_BITNAME *bnam;
for(bnam = tbl; bnam->lname; bnam++) {
if(!strcmp(bnam->sname, name) ||
!strcmp(bnam->lname, name) ) return bnam->bitnum;
}
return -1;
}