![]() ![]() In addition, file system filter drivers must support file system-specific features such as caching, locking, sparse files, disk quotas, compression, security, recoverability, reparse points, and volume mount points. Getting and setting file, directory, and volume information ![]() These operations include:Ĭreating, opening, closing, and enumerating files and directories In contrast, a file system filter driver works in conjunction with one or more file systems to manage file I/O operations. For example, a DVD storage driver controls a DVD drive. See Configuring an INF File for a Modifying. Specify the FilterClass to determine the order in a stack of modifying filters. Specify the primary service name of the filter for the CoServices attribute. See Specifying Filter Driver Binding Relationships. File system filter drivers are not device driversĪ device driver is a software component that controls a particular hardware I/O device. Set the UpperRange, LowerRange, and FilterMediaTypes entries. See Guidelines for Porting Legacy Filter Drivers to port any remaining legacy filters to be minifilter drivers. Filter developers should develop file system minifilter drivers with Filter Manager support instead of legacy file system filter drivers.
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