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lxdream.org :: lxdream/test/bin2c.c
lxdream 0.9.1
released Jun 29
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filename test/bin2c.c
changeset 561:533f6b478071
prev185:6755a04c447f
author nkeynes
date Wed Dec 02 10:36:49 2009 +1000 (14 years ago)
permissions -rw-r--r--
last change Add missing SUBV instruction to the emulation core (translation core is ok),
along with test cases. Thanks to D. Jeff Dionne for pointing this out.
view annotate diff log raw
     1 /* Converts a binary file into a C integer array (for inclusion in
     2    a source file) 
     4    (c)2000 Dan Potter
     6    $Id$
     7    Note: Licensed under the new BSD license, see README.KOS  -NK
     8 */
    10 #include <stdio.h>
    12 void convert(char *ifn, char *ofn, char *prefix) {
    13 	FILE *i, *o;
    14 	unsigned char buffer[2048];
    15 	int red, left, lc, q;
    16 	char buf[BUFSIZ];
    18 	i = fopen(ifn, "rb");
    19 	o = fopen(ofn, "w");
    20 	if (!i || !o) {
    21 		printf("error: can't open input or output file\n");
    22 		return;
    23 	}
    25 	fseek(i, 0, SEEK_END); left = ftell(i); fseek(i, 0, SEEK_SET);
    26 	setbuf(o, buf);
    28 	fprintf(o, "const int %s_size = %d;\n", prefix, left);
    29 	fprintf(o, "const unsigned char %s_data[%d] =", prefix, left);
    30 	fprintf(o, "{\n\t");
    32 	lc = 0;
    33 	while(left > 0) {
    34 		red = fread(buffer, 1, 2048, i);
    35 		left -= red;
    36 		for (q=0; q<red; q++) {
    37 			fprintf(o, "0x%02x, ", buffer[q]);
    38 			if ((++lc) >= 8) {
    39 				lc = 0;
    40 				fprintf(o, "\n\t");
    41 			}
    42 		}
    43 	}
    45 	fprintf(o, "\n};\n");
    46 	fclose(i); fclose(o);
    47 }
    49 int main(int argc, char **argv) {
    51 	char *prefix;
    53 	argc--;
    54 	if (argc != 2 && argc != 3) {
    55 		printf("usage: bin2c <input> <output> [prefix]\n");
    56 		return 0;
    57 	}
    59 	prefix = (argc == 3) ? argv[3] : "file";
    60 	convert(argv[1], argv[2], prefix);
    61 	return 0;
    62 }
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