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