#include <sys/param.h>
#include <sys/mount.h>

#include <ufs/ufs/ufsmount.h>
#include <ufs/ufs/dinode.h>
#include <ufs/ffs/fs.h>

#include <err.h>
#include <libufs.h>
#include <stdint.h>
#include <stdio.h>

int
main(int argc, char **argv)
{
	struct uufsd disk;
	uint8_t block[1024 * 1024];
	int ii = 0;
	const ufs2_daddr_t block_no = 17664;

	if (argc != 2) {
		fprintf(stderr, "Usage: test_ffs <mountpoint|device>\n");
		return (1);
	}

	if (ufs_disk_fillout(&disk, argv[1]) != 0)
		err(1, "ufs_disk_fillout failed");

	if (bread(&disk, block_no, block, sizeof(block)) == -1)
		err(1, "bread failed");

	for (ii = 0; ii < sizeof(block); ii++)
		printf("%02hhx%c", block[ii], ii % 16 == 0 ? '\n' : ' ');

	printf("\n");
	ufs_disk_close(&disk);
	return (0);
}