84 lines
1.8 KiB
C
84 lines
1.8 KiB
C
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/*
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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 <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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FILE *fd;
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size_t size, i, total, blksize = BUFSIZ;
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int need_comma = 0;
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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 = fopen ( argv[1], "rb" );
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if ( fd == NULL )
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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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fseek(fd, 0, SEEK_END);
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size = ftell(fd);
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rewind(fd);
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ident = make_ident ( argv[1] );
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printf ( "static const unsigned char __attribute__((section (\"._%s\"))) %s[] = {", ident, ident );
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for ( total = 0; total < size; )
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{
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if ( size - total < blksize ) blksize = size - total;
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if ( fread ( buf, 1, blksize, fd ) != blksize )
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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 < blksize; 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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fclose ( fd );
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free ( ident );
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return 0;
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}
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