android13/external/ltp/lib/tst_ioctl.c

38 lines
728 B
C

// SPDX-License-Identifier: GPL-2.0-or-later
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/ioctl.h>
#include <linux/fs.h>
#define TST_NO_DEFAULT_MAIN
#include "tst_test.h"
int tst_fibmap(const char *filename)
{
/* test if FIBMAP ioctl is supported */
int fd, block = 0;
fd = open(filename, O_RDWR | O_CREAT, 0666);
if (fd < 0) {
tst_res(TWARN | TERRNO,
"open(%s, O_RDWR | O_CREAT, 0666) failed", filename);
return -1;
}
if (ioctl(fd, FIBMAP, &block)) {
tst_res(TINFO | TERRNO, "FIBMAP ioctl is NOT supported");
close(fd);
return 1;
}
tst_res(TINFO, "FIBMAP ioctl is supported");
if (close(fd)) {
tst_res(TWARN | TERRNO, "close(fd) failed");
return -1;
}
return 0;
}