111 lines
2.6 KiB
C
111 lines
2.6 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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* Some modifications were made by Gwilym Kuiper (kuiper.gwilym@gmail.com)
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* I have decided not to change the licence.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <assert.h>
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#ifdef USE_BZ2
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#include <bzlib.h>
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#endif
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int
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main ( int argc, char* argv[] )
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{
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char *buf;
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char* ident;
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unsigned int i, file_size, need_comma;
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FILE *f_input, *f_output;
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#ifdef USE_BZ2
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char *bz2_buf;
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unsigned int uncompressed_size, bz2_size;
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#endif
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if (argc < 4) {
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fprintf(stderr, "Usage: %s binary_file output_file array_name\n", argv[0]);
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return -1;
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}
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f_input = fopen(argv[1], "rb");
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if (f_input == NULL) {
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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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// Get the file length
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fseek(f_input, 0, SEEK_END);
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file_size = ftell(f_input);
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fseek(f_input, 0, SEEK_SET);
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file_size++;
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buf = (char *)malloc(file_size);
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assert(buf);
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fread(buf, file_size, 1, f_input);
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fclose(f_input);
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#ifdef USE_BZ2
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// allocate for bz2.
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bz2_size = ((file_size) * 1.01) + 600; // as per the documentation
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bz2_buf = (char *)malloc(bz2_size);
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assert(bz2_buf);
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// compress the data
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int status = BZ2_bzBuffToBuffCompress(bz2_buf, &bz2_size, buf, file_size, 9, 1, 0);
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if(status != BZ_OK) {
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fprintf(stderr, "Failed to compress data: error %i\n", status);
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return -1;
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}
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// and be very lazy
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free(buf);
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uncompressed_size = file_size;
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file_size = bz2_size;
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buf = bz2_buf;
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#endif
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f_output = fopen(argv[2], "w");
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if (f_output == NULL)
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{
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fprintf(stderr, "%s: can't open %s for writing\n", argv[0], argv[1]);
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return -1;
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}
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ident = argv[3];
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need_comma = 0;
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fprintf (f_output, "const unsigned char %s[] = {", ident, file_size);
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for (i = 0; i < file_size; ++i)
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{
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if (need_comma) fprintf(f_output, ",");
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else need_comma = 1;
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if (( i % 11 ) == 0) fprintf(f_output, "\n\t");
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fprintf(f_output, "0x%.2x", buf[i] & 0xff);
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}
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fprintf(f_output, "\n};\n\n");
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//fprintf(f_output, "const int %s_length = %i;\n", ident, file_size);
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#ifdef USE_BZ2
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fprintf(f_output, "const int %s_length_uncompressed = %i;\n", ident, uncompressed_size);
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#endif
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fclose(f_output);
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return 0;
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}
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