def disk_devt(disk):
"""
.. c:function:: dev_t disk_devt(struct gendisk *disk)
Get a disk's device number.
"""
return MKDEV(disk.major, disk.first_minor)
def disk_devt(disk: Object) -> Object:
"""
Get a disk's device number.
:param disk: ``struct gendisk *``
:return: ``dev_t``
"""
return Object(disk.prog_, "dev_t", MKDEV(disk.major, disk.first_minor))
def test_loop_part(self):
if not self.loop:
self.skipTest("could not create loop device")
rdev = os.stat(self.loop.fileno()).st_rdev
devt = MKDEV(os.major(rdev), os.minor(rdev))
for part in for_each_partition(self.prog):
if part_devt(part) == devt:
break
else:
self.fail("loop partition not found")
self.assertEqual(part_name(part), os.path.basename(self.loop.name).encode())
def test_loop_disk(self):
if not self.loop:
self.skipTest("could not create loop device")
rdev = os.stat(self.loop.fileno()).st_rdev
devt = MKDEV(os.major(rdev), os.minor(rdev))
for disk in for_each_disk(self.prog):
if disk_devt(disk) == devt:
break
else:
self.fail("loop disk not found")
self.assertEqual(disk_name(disk), os.path.basename(self.loop.name).encode())