/*
 * atastat.c -- issue a real IOCATARAIDSTATUS ioctl on /dev/ata
 * (DF-2496 test21 helper; run as root: ./atastat <lun>)
 */
#include <sys/types.h>
#include <sys/ioctl.h>
#include <sys/nata.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int
main(int argc, char **argv)
{
	struct ata_ioc_raid_status st;
	int fd;

	if (argc < 2) {
		fprintf(stderr, "usage: atastat <lun>\n");
		exit(1);
	}
	fd = open("/dev/ata", O_RDONLY);
	if (fd < 0) {
		perror("open /dev/ata");
		exit(1);
	}
	memset(&st, 0, sizeof(st));
	st.lun = atoi(argv[1]);
	printf("atastat: ioctl IOCATARAIDSTATUS lun=%d ...\n", st.lun);
	if (ioctl(fd, IOCATARAIDSTATUS, &st) < 0) {
		perror("ioctl");
		close(fd);
		exit(1);
	}
	printf("atastat: ok type=%u total_disks=%u interleave=%u "
	       "status=%u progress=%u\n",
	       st.type, st.total_disks, st.interleave, st.status,
	       st.progress);
	close(fd);
	exit(0);
}