18 lines
294 B
C
18 lines
294 B
C
|
#include "common.h"
|
||
|
|
||
|
int disksize(int fd, unsigned long long *sectors) {
|
||
|
int err;
|
||
|
long sz;
|
||
|
long long b;
|
||
|
|
||
|
err = ioctl (fd, BLKGETSIZE, &sz);
|
||
|
if (err)
|
||
|
return err;
|
||
|
err = ioctl(fd, BLKGETSIZE64, &b);
|
||
|
if (err || b == 0 || b == sz)
|
||
|
*sectors = sz;
|
||
|
else
|
||
|
*sectors = (b >> 9);
|
||
|
return 0;
|
||
|
}
|