CDrmPort2 Class Reference

Inheritance diagram for CDrmPort2:

Collaboration diagram for CDrmPort2:

Public Member Functions
STDMETHODIMP	QueryInterface (REFIID InterfaceId, PVOID *Interface)
	CDrmPort2 (IUnknown *OuterUnknown)
virtual	~CDrmPort2 ()
Public Member Functions inherited from CUnknownImpl< IDrmPort2 >
	STDMETHODIMP_ (ULONG) AddRef()
	STDMETHODIMP_ (ULONG) Release()

Public Attributes
	IMP_IDrmPort2

Additional Inherited Members
Protected Member Functions inherited from CUnknownImpl< IDrmPort2 >
	CUnknownImpl ()
virtual	~CUnknownImpl ()

Detailed Description

Definition at line 14 of file drm_port.cpp.

Constructor & Destructor Documentation

CDrmPort2()

CDrmPort2::CDrmPort2 ( IUnknown *  OuterUnknown )

inline

Definition at line 20 of file drm_port.cpp.

{}

~CDrmPort2()

virtual CDrmPort2::~CDrmPort2 ( )

inlinevirtual

Definition at line 21 of file drm_port.cpp.

{}

Member Function Documentation

QueryInterface()

NTSTATUS NTAPI CDrmPort2::QueryInterface	(	REFIID	InterfaceId,
		PVOID *	Interface
	)

Definition at line 26 of file drm_port.cpp.

{
    UNICODE_STRING GuidString;
 
    if (IsEqualGUIDAligned(refiid, IID_IDrmPort) ||
        IsEqualGUIDAligned(refiid, IID_IDrmPort2) ||
        IsEqualGUIDAligned(refiid, IID_IUnknown))
    {
        *Output = PVOID(PUNKNOWN(this));
        PUNKNOWN(*Output)->AddRef();
        return STATUS_SUCCESS;
    }
 
    if (RtlStringFromGUID(refiid, &GuidString) == STATUS_SUCCESS)
    {
        DPRINT("IDrmPort2_QueryInterface no interface!!! iface %S\n", GuidString.Buffer);
        RtlFreeUnicodeString(&GuidString);
    }
    return STATUS_UNSUCCESSFUL;
}

Member Data Documentation

IMP_IDrmPort2

CDrmPort2::IMP_IDrmPort2

Definition at line 19 of file drm_port.cpp.

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

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