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diff --git a/filesys/miniFilter/cdo/ReadMe.md b/filesys/miniFilter/cdo/ReadMe.md new file mode 100644 index 00000000..750de7b7 --- /dev/null +++ b/filesys/miniFilter/cdo/ReadMe.md @@ -0,0 +1,16 @@ +CDO File System Minifilter Driver +================================= + +The CDO minifilter sample is an example if you intend to use a control device object (CDO) with your minifilters. + +Although the filter manager infrastructure provides a message interface for communication between applications and minifilters, you might need explicit CDOs while the minifilters interface with legacy software. This sample shows how to create and use a CDO with minifilters. + +## Universal Compliant +This sample builds a Windows Universal driver. It uses only APIs and DDIs that are included in Windows Core. + +Design and Operation +-------------------- + +When the CDO minifilter is deployed, it creates a CDO object named "FileSystem\\Filters\\CdoSample" in the Microsoft Windows object namespace and enables applications to open it and perform certain operations on it. + +For more information on file system minifilter design, start with the [File System Minifilter Drivers](http://msdn.microsoft.com/en-us/library/windows/hardware/ff540402) section in the Installable File Systems Design Guide. |