WdfDpcGetParentObject - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// wdfdpc.h

WDFOBJECT WdfDpcGetParentObject(
  [in] WDFDPC Dpc
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-wdfdpc-wdfdpcgetparentobject)

WdfDpcGetParentObject function

Description

[Applies to KMDF only]

The WdfDpcGetParentObject method returns the parent object of a specified DPC object.

Parameters

Dpc [in]

A handle to a framework DPC object.

Return value

WdfDpcGetParentObject returns a handle to the parent object of a specified DPC object.

A bug check occurs if the driver supplies an invalid object handle.

Remarks

A driver might call WdfDpcGetParentObject from within its EvtDpcFunc callback function.

Examples

The following code example returns a handle to the parent object of a specified DPC object. The WdfDpcCreate code example shows how the specified DPC object was created.

WDFDEVICE Device;

Device = WdfDpcGetParentObject(PDevExt->CompleteWriteDpc);

See also

EvtDpcFunc

View the official Windows Driver Kit DDI reference

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