IWDFDevice::ConfigureRequestDispatching method (wudfddi.h)

[Warning: UMDF 2 is the latest version of UMDF and supersedes UMDF 1. All new UMDF drivers should be written using UMDF 2. No new features are being added to UMDF 1 and there is limited support for UMDF 1 on newer versions of Windows 10. Universal Windows drivers must use UMDF 2. For more info, see Getting Started with UMDF.]

The ConfigureRequestDispatching method configures the queuing of I/O requests of the specified type to the specified I/O queue.

Syntax

HRESULT ConfigureRequestDispatching(
  [in] IWDFIoQueue      *pQueue,
  [in] WDF_REQUEST_TYPE RequestType,
  [in] BOOL             Forward
);

Parameters

[in] pQueue

A pointer to the IWDFIoQueue interface for the I/O queue to configure.

[in] RequestType

A WDF_REQUEST_TYPE-typed value that identifies the request type to be queued. The only valid WDF_REQUEST_TYPE values are WdfRequestCreate, WdfRequestRead, WdfRequestWrite, and WdfRequestDeviceIoControl.

[in] Forward

A BOOL value that specifies whether requests of the specified type are queued. TRUE indicates to enable queuing requests; FALSE indicates to disable queuing requests.

Return value

ConfigureRequestDispatching returns S_OK if the operation succeeds. Otherwise, this method returns one of the error codes that are defined in Winerror.h.

Requirements

See also

IWDFDevice

IWDFIoQueue

WDF_REQUEST_TYPE