mbedtls/programs/x509/crl_app.c

168 lines
4.1 KiB
C

/*
* CRL reading application
*
* Copyright (C) 2006-2010, Brainspark B.V.
*
* This file is part of PolarSSL (http://www.polarssl.org)
* Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
*
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _CRT_SECURE_NO_DEPRECATE
#define _CRT_SECURE_NO_DEPRECATE 1
#endif
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include "polarssl/config.h"
#include "polarssl/x509.h"
#define DFL_FILENAME "crl.pem"
#define DFL_DEBUG_LEVEL 0
/*
* global options
*/
struct options
{
char *filename; /* filename of the certificate file */
int debug_level; /* level of debugging */
} opt;
void my_debug( void *ctx, int level, const char *str )
{
if( level < opt.debug_level )
{
fprintf( (FILE *) ctx, "%s", str );
fflush( (FILE *) ctx );
}
}
#define USAGE \
"\n usage: crl_app param=<>...\n" \
"\n acceptable parameters:\n" \
" filename=%%s default: cert.crt\n" \
" debug_level=%%d default: 0 (disabled)\n" \
"\n"
#if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_RSA_C) || \
!defined(POLARSSL_X509_PARSE_C) || !defined(POLARSSL_FS_IO)
int main( void )
{
printf("POLARSSL_BIGNUM_C and/or POLARSSL_RSA_C and/or "
"POLARSSL_X509_PARSE_C and/or POLARSSL_FS_IO not defined.\n");
return( 0 );
}
#else
int main( int argc, char *argv[] )
{
int ret = 0;
unsigned char buf[1024];
x509_crl crl;
int i, j, n;
char *p, *q;
/*
* Set to sane values
*/
memset( &crl, 0, sizeof( x509_crl ) );
if( argc == 0 )
{
usage:
printf( USAGE );
goto exit;
}
opt.filename = DFL_FILENAME;
opt.debug_level = DFL_DEBUG_LEVEL;
for( i = 1; i < argc; i++ )
{
n = strlen( argv[i] );
for( j = 0; j < n; j++ )
{
if( argv[i][j] >= 'A' && argv[i][j] <= 'Z' )
argv[i][j] |= 0x20;
}
p = argv[i];
if( ( q = strchr( p, '=' ) ) == NULL )
goto usage;
*q++ = '\0';
if( strcmp( p, "filename" ) == 0 )
opt.filename = q;
else if( strcmp( p, "debug_level" ) == 0 )
{
opt.debug_level = atoi( q );
if( opt.debug_level < 0 || opt.debug_level > 65535 )
goto usage;
}
else
goto usage;
}
/*
* 1.1. Load the CRL
*/
printf( "\n . Loading the CRL ..." );
fflush( stdout );
ret = x509parse_crlfile( &crl, opt.filename );
if( ret != 0 )
{
printf( " failed\n ! x509parse_crl returned %d\n\n", ret );
x509_crl_free( &crl );
goto exit;
}
printf( " ok\n" );
/*
* 1.2 Print the CRL
*/
printf( " . CRL information ...\n" );
ret = x509parse_crl_info( (char *) buf, sizeof( buf ) - 1, " ", &crl );
if( ret == -1 )
{
printf( " failed\n ! x509parse_crl_info returned %d\n\n", ret );
x509_crl_free( &crl );
goto exit;
}
printf( "%s\n", buf );
exit:
x509_crl_free( &crl );
#ifdef WIN32
printf( " + Press Enter to exit this program.\n" );
fflush( stdout ); getchar();
#endif
return( ret );
}
#endif /* POLARSSL_BIGNUM_C && POLARSSL_RSA_C && POLARSSL_X509_PARSE_C &&
POLARSSL_FS_IO */