path	mode	size
..	drwxr-xr-x
camera	drwxr-xr-x
cameracalibration	drwxr-xr-x
channel	drwxr-xr-x
dhsdk	drwxr-xr-x
external	drwxr-xr-x
hiksdk	drwxr-xr-x
radar	drwxr-xr-x
tower	drwxr-xr-x
uav	drwxr-xr-x