nkeynes@185: /* Converts a binary file into a C integer array (for inclusion in
nkeynes@185:    a source file) 
nkeynes@185: 
nkeynes@185:    (c)2000 Dan Potter
nkeynes@185: 
nkeynes@185:    $Id: bin2c.c,v 1.1 2006-07-11 01:35:23 nkeynes Exp $
nkeynes@185:    Note: Licensed under the new BSD license, see README.KOS  -NK
nkeynes@185: */
nkeynes@185: 
nkeynes@185: #include <stdio.h>
nkeynes@185: 
nkeynes@185: void convert(char *ifn, char *ofn, char *prefix) {
nkeynes@185: 	FILE *i, *o;
nkeynes@185: 	unsigned char buffer[2048];
nkeynes@185: 	int red, left, lc, q;
nkeynes@185: 	char buf[BUFSIZ];
nkeynes@185: 
nkeynes@185: 	i = fopen(ifn, "rb");
nkeynes@185: 	o = fopen(ofn, "w");
nkeynes@185: 	if (!i || !o) {
nkeynes@185: 		printf("error: can't open input or output file\n");
nkeynes@185: 		return;
nkeynes@185: 	}
nkeynes@185: 
nkeynes@185: 	fseek(i, 0, SEEK_END); left = ftell(i); fseek(i, 0, SEEK_SET);
nkeynes@185: 	setbuf(o, buf);
nkeynes@185: 
nkeynes@185: 	fprintf(o, "const int %s_size = %d;\n", prefix, left);
nkeynes@185: 	fprintf(o, "const unsigned char %s_data[%d] =", prefix, left);
nkeynes@185: 	fprintf(o, "{\n\t");
nkeynes@185: 
nkeynes@185: 	lc = 0;
nkeynes@185: 	while(left > 0) {
nkeynes@185: 		red = fread(buffer, 1, 2048, i);
nkeynes@185: 		left -= red;
nkeynes@185: 		for (q=0; q<red; q++) {
nkeynes@185: 			fprintf(o, "0x%02x, ", buffer[q]);
nkeynes@185: 			if ((++lc) >= 8) {
nkeynes@185: 				lc = 0;
nkeynes@185: 				fprintf(o, "\n\t");
nkeynes@185: 			}
nkeynes@185: 		}
nkeynes@185: 	}
nkeynes@185: 
nkeynes@185: 	fprintf(o, "\n};\n");
nkeynes@185: 	fclose(i); fclose(o);
nkeynes@185: }
nkeynes@185: 
nkeynes@185: int main(int argc, char **argv) {
nkeynes@185: 
nkeynes@185: 	char *prefix;
nkeynes@185: 
nkeynes@185: 	argc--;
nkeynes@185: 	if (argc != 2 && argc != 3) {
nkeynes@185: 		printf("usage: bin2c <input> <output> [prefix]\n");
nkeynes@185: 		return 0;
nkeynes@185: 	}
nkeynes@185: 
nkeynes@185: 	prefix = (argc == 3) ? argv[3] : "file";
nkeynes@185: 	convert(argv[1], argv[2], prefix);
nkeynes@185: 	return 0;
nkeynes@185: }
nkeynes@185: