WdfRequestIsFromUserModeDriver function

• 02/26/2018
• 2 minutes to read

[Applies to UMDF only]

The WdfRequestIsFromUserModeDriver method indicates whether an I/O request came from a user-mode driver or an application.

Syntax

BOOLEAN WdfRequestIsFromUserModeDriver(
  WDFREQUEST Request
);

Parameters

Request

A handle to a framework request object.

Return Value

WdfRequestIsFromUserModeDriver returns TRUE if the specified I/O request is from a user-mode driver. The method returns FALSE if the current I/O request came from an application.

Remarks

If your driver supports kernel-mode clients, it should call WdfRequestIsFromUserModeDriver only if WdfRequestGetRequestorMode returns WdfUserMode.

Requirements

See Also

WdfRequestGetRequestorMode