nf-hwnclx-hwnunregisterclient.md

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NF:hwnclx.HwNUnregisterClient	HwNUnregisterClient function (hwnclx.h)	Unregisters the hardware notification client driver and its callback functions with the class extension. This function should be invoked when the client driver is unloaded.	gpiobtn\hwnunregisterclient.htm	gpiobtn	02/15/2018	HwNUnregisterClient function	HwNUnregisterClient, HwNUnregisterClient function, gpiobtn.hwnunregisterclient, hwnclx/HwNUnregisterClient	hwnclx.h		Windows	Windows 10, version 1709	Windows Server 2016										Mshwnclxstub.lib		PASSIVE_LEVEL	Windows	HWN_CLX_EXPORT_INDEX, *PHWN_CLX_EXPORT_INDEX	HwNUnregisterClient hwnclx/HwNUnregisterClient	APIRef kbSyntax	LibDef	Mshwnclxstub.lib Mshwnclxstub.dll	HwNUnregisterClient

HwNUnregisterClient function

-description

Unregisters the hardware notification client driver and its callback functions with the class extension. This function should be invoked when the client driver is unloaded.

-parameters

-param Driver [in]

Handle to the client drivers framework driver object.

-returns

Returns STATUS_SUCCESS if function succeeds. Returns STATUS_INVALID_PARAMETER if corresponding client driver can't be found. Otherwise, it returns one of the error status values defined in Ntstatus.h.

-syntax

FORCEINLINE NTSTATUS  HwNUnregisterClient(
  _In_ WDFDRIVER  Driver
);

-see-also

Hardware notifications support

Hardware notifications reference