rlm@0: #include "demo_util.h"
rlm@0: 
rlm@0: #include <assert.h>
rlm@0: #include <string.h>
rlm@0: #include <stdlib.h>
rlm@0: #include <stdio.h>
rlm@0: 
rlm@0: /* Copyright (C) 2007 Shay Green. This module is free software; you
rlm@0: can redistribute it and/or modify it under the terms of the GNU Lesser
rlm@0: General Public License as published by the Free Software Foundation; either
rlm@0: version 2.1 of the License, or (at your option) any later version. This
rlm@0: module is distributed in the hope that it will be useful, but WITHOUT ANY
rlm@0: WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
rlm@0: FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
rlm@0: details. You should have received a copy of the GNU Lesser General Public
rlm@0: License along with this module; if not, write to the Free Software Foundation,
rlm@0: Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */
rlm@0: 
rlm@0: unsigned char* load_file( const char* path, long* size_out )
rlm@0: {
rlm@0: 	size_t size;
rlm@0: 	unsigned char* data;
rlm@0: 	
rlm@0: 	FILE* in = fopen( path, "rb" );
rlm@0: 	if ( !in ) error( "Couldn't open file" );
rlm@0: 	
rlm@0: 	fseek( in, 0, SEEK_END );
rlm@0: 	size = ftell( in );
rlm@0: 	if ( size_out )
rlm@0: 		*size_out = size;
rlm@0: 	rewind( in );
rlm@0: 	
rlm@0: 	data = (unsigned char*) malloc( size );
rlm@0: 	if ( !data ) error( "Out of memory" );
rlm@0: 	
rlm@0: 	if ( fread( data, 1, size, in ) < size ) error( "Couldn't read file" );
rlm@0: 	fclose( in );
rlm@0: 	
rlm@0: 	return data;
rlm@0: }
rlm@0: 
rlm@0: void write_file( const char* path, void const* in, long size )
rlm@0: {
rlm@0: 	FILE* out = fopen( path, "wb" );
rlm@0: 	if ( !out ) error( "Couldn't create file" );
rlm@0: 	if ( (long) fwrite( in, 1, size, out ) < size ) error( "Couldn't write file" );
rlm@0: 	fclose( out );
rlm@0: }
rlm@0: 
rlm@0: void error( const char* str )
rlm@0: {
rlm@0: 	if ( str )
rlm@0: 	{
rlm@0: 		fprintf( stderr, "Error: %s\n", str );
rlm@0: 		exit( EXIT_FAILURE );
rlm@0: 	}
rlm@0: }