CPortWaveRTStreamInit Class Reference

Inheritance diagram for CPortWaveRTStreamInit:

Collaboration diagram for CPortWaveRTStreamInit:

Public Member Functions
STDMETHODIMP	QueryInterface (REFIID InterfaceId, PVOID *Interface)
	STDMETHODIMP_ (ULONG) AddRef()
	STDMETHODIMP_ (ULONG) Release()
	CPortWaveRTStreamInit (IUnknown *OuterUnknown)
virtual	~CPortWaveRTStreamInit ()

Public Attributes
	IMP_IPortWaveRTStreamInit

Protected Attributes
LONG	m_Ref

Detailed Description

Definition at line 17 of file port_wavertstream.cpp.

Constructor & Destructor Documentation

CPortWaveRTStreamInit()

CPortWaveRTStreamInit::CPortWaveRTStreamInit ( IUnknown *  OuterUnknown )

inline

Definition at line 39 of file port_wavertstream.cpp.

{}

~CPortWaveRTStreamInit()

virtual CPortWaveRTStreamInit::~CPortWaveRTStreamInit ( )

inlinevirtual

Definition at line 40 of file port_wavertstream.cpp.

{}

Member Function Documentation

QueryInterface()

NTSTATUS NTAPI CPortWaveRTStreamInit::QueryInterface	(	REFIID	InterfaceId,
		PVOID *	Interface
	)

Definition at line 49 of file port_wavertstream.cpp.

{

    DPRINT("IPortWaveRTStream_fnQueryInterface entered\n");

    if (IsEqualGUIDAligned(refiid, IID_IPortWaveRTStream) ||
        IsEqualGUIDAligned(refiid, IID_IUnknown))
    {
        *Output = PVOID(PPORTWAVERTSTREAM(this));
        PUNKNOWN(*Output)->AddRef();
        return STATUS_SUCCESS;
    }
    return STATUS_UNSUCCESSFUL;
}

STDMETHODIMP_() [1/2]

CPortWaveRTStreamInit::STDMETHODIMP_ ( ULONG  )

inline

Definition at line 22 of file port_wavertstream.cpp.

    {
        InterlockedIncrement(&m_Ref);
        return m_Ref;
    }

STDMETHODIMP_() [2/2]

CPortWaveRTStreamInit::STDMETHODIMP_ ( ULONG  )

inline

Definition at line 27 of file port_wavertstream.cpp.

    {
        InterlockedDecrement(&m_Ref);

        if (!m_Ref)
        {
            delete this;
            return 0;
        }
        return m_Ref;
    }

Member Data Documentation

IMP_IPortWaveRTStreamInit

CPortWaveRTStreamInit::IMP_IPortWaveRTStreamInit

Definition at line 38 of file port_wavertstream.cpp.

m_Ref

LONG CPortWaveRTStreamInit::m_Ref

protected

Definition at line 43 of file port_wavertstream.cpp.

Referenced by STDMETHODIMP_().

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The documentation for this class was generated from the following file:

• drivers/wdm/audio/backpln/portcls/port_wavertstream.cpp