#include <xolatile/xtandard.h>

static void echo_byte (uchar byte) {
	output ("0123456789ABCDEF" + byte / 16, 1);
	output ("0123456789ABCDEF" + byte % 16, 1);

	output (" ", 1);
}

int main (int argc, char * * argv) {
	int     file   = 0;
	ulong   size   = 0;
	uchar * buffer = null;

	if (argc != 2) {
		print ("> xop input_file\n");

		return (log_failure);
	}

	file = file_open (argv [1], file_flag_read);
	size = file_size (argv [1]);

	buffer = allocate (size * sizeof (* buffer));

	file_read (file, buffer, size);

	file = file_close (file);

	for (ulong offset = 0; offset < size; ++offset) {
		if (buffer [offset] == 0x90) {
			echo ("\n");
		}

		echo_byte (buffer [offset]);
	}

	echo ("\n");

	buffer = deallocate (buffer);

	return (log_success);
}