com-interfaces.md

title	description	ms.date
COM Interfaces	The following COM interfaces are defined in headers included in the WDK.Important  Where possible, use of traditional COM provided by the SDK headers is encouraged. For more information, see COM Fundamentals. .	10/08/2021

COM Interfaces

The following COM interfaces are defined in headers included in the WDK.

Important

Where possible, use of traditional COM provided by the SDK headers is encouraged. For more information, see COM Fundamentals.

unknown.h

PFNCREATEINSTANCE

punknown.h

PFNCREATEINSTANCE

PUNKNOWN

stdunk.h

CUnknown

CUnknown::~CUnknown

CUnknown::GetOuterUnknown

INonDelegatingUnknown::NonDelegatingAddRef

INonDelegatingUnknown::NonDelegatingQueryInterface

INonDelegatingUnknown::NonDelegatingRelease

PNONDELEGATINGUNKNOWN