bool CoreUnix::FilesystemSupportsUnixPermissions (const DevicePath &devicePath) const
{
File device;
device.Open (devicePath);
Buffer bootSector (device.GetDeviceSectorSize());
device.SeekAt (0);
device.ReadCompleteBuffer (bootSector);
byte *b = bootSector.Ptr();
return memcmp (b + 3, "NTFS", 4) != 0
&& memcmp (b + 54, "FAT", 3) != 0
&& memcmp (b + 82, "FAT32", 5) != 0
&& memcmp (b + 3, "EXFAT", 5) != 0;
}
uint32 CoreUnix::GetDeviceSectorSize (const DevicePath &devicePath) const
{
File dev;
dev.Open (devicePath);
return dev.GetDeviceSectorSize();
}