* we centralize it in one call.
*/
static int64_t
-call_blockdev (char *device, char *switc, int extraarg, int prints)
+call_blockdev (const char *device, const char *switc, int extraarg, int prints)
{
int r;
int64_t rv;
char *out, *err;
const char *argv[] = {
- "/sbin/blockdev",
+ "blockdev",
switc,
NULL,
NULL,
};
char buf[64];
- RESOLVE_DEVICE (device, return -1);
-
if (extraarg > 0) {
snprintf (buf, sizeof buf, "%d", extraarg);
argv[2] = buf;
if (sscanf (out, "%" SCNi64, &rv) != 1) {
reply_with_error ("%s: expected output, but got nothing", argv[0]);
free (out);
+ free (err);
return -1;
}
}
free (out);
+ free (err);
return rv;
}
int
-do_blockdev_setro (char *device)
+do_blockdev_setro (const char *device)
{
return (int) call_blockdev (device, "--setro", 0, 0);
}
int
-do_blockdev_setrw (char *device)
+do_blockdev_setrw (const char *device)
{
return (int) call_blockdev (device, "--setrw", 0, 0);
}
int
-do_blockdev_getro (char *device)
+do_blockdev_getro (const char *device)
{
return (int) call_blockdev (device, "--getro", 0, 1);
}
int
-do_blockdev_getss (char *device)
+do_blockdev_getss (const char *device)
{
return (int) call_blockdev (device, "--getss", 0, 1);
}
int
-do_blockdev_getbsz (char *device)
+do_blockdev_getbsz (const char *device)
{
return (int) call_blockdev (device, "--getbsz", 0, 1);
}
int
-do_blockdev_setbsz (char *device, int blocksize)
+do_blockdev_setbsz (const char *device, int blocksize)
{
if (blocksize <= 0 /* || blocksize >= what? */) {
- reply_with_error ("blockdev_setbsz: blocksize must be > 0");
+ reply_with_error ("blocksize must be > 0");
return -1;
}
return (int) call_blockdev (device, "--setbsz", blocksize, 0);
}
int64_t
-do_blockdev_getsz (char *device)
+do_blockdev_getsz (const char *device)
{
return call_blockdev (device, "--getsz", 0, 1);
}
int64_t
-do_blockdev_getsize64 (char *device)
+do_blockdev_getsize64 (const char *device)
{
return call_blockdev (device, "--getsize64", 0, 1);
}
int
-do_blockdev_flushbufs (char *device)
+do_blockdev_flushbufs (const char *device)
{
return call_blockdev (device, "--flushbufs", 0, 0);
}
int
-do_blockdev_rereadpt (char *device)
+do_blockdev_rereadpt (const char *device)
{
return call_blockdev (device, "--rereadpt", 0, 0);
}