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WdfRequestIsFromUserModeDriver function (wdfrequest.h)
[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(
[in] WDFREQUEST Request
);
Parameters
[in] 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
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 8.1 |
| Target Platform | Universal |
| Minimum UMDF version | 2.0 |
| Header | wdfrequest.h (include Wdf.h) |
| Library | WUDFx02000.lib |
| DLL | WUDFx02000.dll |
| IRQL | PASSIVE_LEVEL |
See also
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