<!--- name: CDFS File System Driver platform: WDM language: cpp category: FileSystem description: The CD-ROM file system driver (cdfs) sample is a file system driver for removable media. samplefwlink: http://go.microsoft.com/fwlink/p/?LinkId=617642 --->

CDFS File System Driver

The CD-ROM file system driver (cdfs) sample is a sample file system driver that you can use to write new file systems.

Cdfs is a read-only file system that addresses various issues such as accessing data on disk, interacting with the cache manager, and handling various I/O operations such as opening files, performing reads on a file, retrieving information on a file, and performing various control operations on the file system. The Cdfs file system is included with the Microsoft Windows operating system.

Universal Windows Driver Compliant

This sample builds a Universal Windows Driver. It uses only APIs and DDIs that are included in OneCoreUAP.