- Client - Client is used to
query information about devices on a Linux system from the Linux kernel and the udev device manager.
- Device - The Device class
is used to get information about a specific device.
- Enumerator - Enumerator
is used to lookup and sort devices.
- DeviceNumber - Corresponds to the standard
dev_t type as defined by POSIX (Until bug 584517 is resolved this work-around is needed).
- DeviceType - Enumeration used to specify a the
type of a device.