78 lines
1.7 KiB
C
78 lines
1.7 KiB
C
/*
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* This is bin2c program, which allows you to convert binary file to
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* C language array, for use as embedded resource, for instance you can
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* embed graphics or audio file directly into your program.
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* This is public domain software, use it on your own risk.
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* Contact Serge Fukanchik at fuxx@mail.ru if you have any questions.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <ctype.h>
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#include <unistd.h>
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/* Replace . with _ */
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char*
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make_ident ( char* name )
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{
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char* ret;
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char* p;
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ret = strdup ( name );
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for ( p = ret; p[0]; p++ )
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{
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if ( !isalnum ( p[0] ) ) p[0] = '_';
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}
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return ret;
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}
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int
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main ( int argc, char* argv[] )
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{
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unsigned char buf[BUFSIZ];
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char* ident;
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int fd, i, total, rd, need_comma;
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if ( argc < 2 )
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{
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fprintf ( stderr, "Usage: %s binary_file > output_file\n", argv[0] );
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return -1;
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}
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fd = open ( argv[1], O_RDONLY );
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if ( fd == -1 )
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{
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fprintf ( stderr, "%s: can't open %s for reading\n", argv[0], argv[1] );
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return -1;
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}
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ident = make_ident ( (argc > 2) ? argv[2] : argv[1] );
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printf ( "static const unsigned char __attribute__((section (\"._%s\"))) %s[] = {", ident, ident );
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for ( total = 0, need_comma = 0; ( rd = read ( fd, buf, BUFSIZ ) ) != 0; )
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{
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if ( rd == -1 )
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{
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fprintf ( stderr, "%s: file read error\n", argv[0] );
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return -1;
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}
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for ( i = 0; i < rd; i++ )
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{
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if ( need_comma ) printf ( ", " );
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else need_comma = 1;
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if ( ( total % 11 ) == 0 ) printf ( "\n\t" );
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printf ( "0x%.2x", buf[i] );
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total++;
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}
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}
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printf ( "\n};\n" );
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close ( fd );
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free ( ident );
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return 0;
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}
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