WdfChildListGetDevice メソッド

The WdfChildListGetDevice method returns a handle to the framework device object that represents the parent device of a specified child list.

構文

WDFDEVICE WdfChildListGetDevice(
  [in]  WDFCHILDLIST ChildList
);

パラメーター

ChildList [in]

A handle to a framework child-list object.

戻り値

WdfChildListGetDevice returns a handle to a framework device object.

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

解説

For more information about child lists, see Dynamic Enumeration.

The following code example obtains a handle to the device object that represents the parent device of a child list.

WDFDEVICE parentDevice;

parentDevice = WdfChildListGetDevice(ChildList);

要件

バージョン

Available in version 1.0 and later versions of KMDF.

ヘッダー

Wdfchildlist.h (includeWdf.h)

ライブラリ

Wdf<MajorVersionNumber>000.sys (see Framework Library Versions.)

IRQL

<= DISPATCH_LEVEL

 

 

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