CBDAPinControl Class Reference

Inheritance diagram for CBDAPinControl:

Collaboration diagram for CBDAPinControl:

Public Member Functions
STDMETHODIMP	QueryInterface (REFIID InterfaceId, PVOID *Interface)
	STDMETHODIMP_ (ULONG) AddRef()
	STDMETHODIMP_ (ULONG) Release()
HRESULT STDMETHODCALLTYPE	GetPinID (ULONG *pulPinID)
HRESULT STDMETHODCALLTYPE	GetPinType (ULONG *pulPinType)
HRESULT STDMETHODCALLTYPE	RegistrationContext (ULONG *pulRegistrationCtx)
	CBDAPinControl (HANDLE hFile, IBDA_NetworkProvider *pProvider, IPin *pConnectedPin, ULONG RegistrationCtx)
virtual	~CBDAPinControl ()
HRESULT	GetPinID ([in, out] ULONG *pulPinID)
HRESULT	GetPinType ([in, out] ULONG *pulPinType)
HRESULT	RegistrationContext ([in, out] ULONG *pulRegistrationCtx)
Public Member Functions inherited from IUnknown
HRESULT	QueryInterface ([in] REFIID riid, [out, iid_is(riid)] void **ppvObject)
ULONG	AddRef ()
ULONG	Release ()

Protected Attributes
LONG	m_Ref
HANDLE	m_Handle
IBDA_NetworkProvider *	m_pProvider
IPin *	m_pConnectedPin
ULONG	m_RegistrationCtx

Additional Inherited Members
Public Types inherited from IUnknown
typedef IUnknown *	LPUNKNOWN

Detailed Description

Definition at line 19 of file pincontrol.cpp.

Constructor & Destructor Documentation

CBDAPinControl()

CBDAPinControl::CBDAPinControl ( HANDLE  hFile, IBDA_NetworkProvider *  pProvider, IPin *  pConnectedPin, ULONG  RegistrationCtx  )

inline

Definition at line 45 of file pincontrol.cpp.

: m_Ref(0), m_Handle(hFile), m_pProvider(pProvider), m_pConnectedPin(pConnectedPin), m_RegistrationCtx(RegistrationCtx){};

~CBDAPinControl()

virtual CBDAPinControl::~CBDAPinControl ( )

inlinevirtual

Definition at line 46 of file pincontrol.cpp.

    {
        //m_pConnectedPin->Release();
        //m_pProvider->Release();
    };

Member Function Documentation

GetPinID()

HRESULT STDMETHODCALLTYPE CBDAPinControl::GetPinID

(

ULONG *

pulPinID

)

Implements IBDA_PinControl.

Definition at line 87 of file pincontrol.cpp.

{
    KSPROPERTY Property;
    ULONG BytesReturned;
    HRESULT hr;
 
    // setup request
    Property.Set = KSPROPSETID_BdaPinControl;
    Property.Id = KSPROPERTY_BDA_PIN_ID;
    Property.Flags = KSPROPERTY_TYPE_GET;
 
    // perform request
    hr = KsSynchronousDeviceControl(m_Handle, IOCTL_KS_PROPERTY, (PVOID)&Property, sizeof(KSPROPERTY), pulPinID, sizeof(ULONG), &BytesReturned);
 
#ifdef BDAPLGIN_TRACE
    WCHAR Buffer[100];
    swprintf(Buffer, L"CBDAPinControl::GetPinID: hr %lx pulPinID %lu BytesReturned %lx\n", hr, *pulPinID, BytesReturned);
    OutputDebugStringW(Buffer);
#endif
 
    return hr;
}

GetPinType()

HRESULT STDMETHODCALLTYPE CBDAPinControl::GetPinType

(

ULONG *

pulPinType

)

Implements IBDA_PinControl.

Definition at line 112 of file pincontrol.cpp.

{
    KSPROPERTY Property;
    ULONG BytesReturned;
    HRESULT hr;
 
    // setup request
    Property.Set = KSPROPSETID_BdaPinControl;
    Property.Id = KSPROPERTY_BDA_PIN_TYPE;
    Property.Flags = KSPROPERTY_TYPE_GET;
 
    // perform request
    hr = KsSynchronousDeviceControl(m_Handle, IOCTL_KS_PROPERTY, (PVOID)&Property, sizeof(KSPROPERTY), pulPinType, sizeof(ULONG), &BytesReturned);
 
#ifdef BDAPLGIN_TRACE
    WCHAR Buffer[100];
    swprintf(Buffer, L"CBDAPinControl::GetPinType: hr %lx pulPinType %lu BytesReturned %lx\n", hr, *pulPinType, BytesReturned);
    OutputDebugStringW(Buffer);
#endif
 
    return hr;
}

QueryInterface()

HRESULT STDMETHODCALLTYPE CBDAPinControl::QueryInterface	(	REFIID	InterfaceId,
		PVOID *	Interface
	)

Definition at line 62 of file pincontrol.cpp.

{
    *Output = NULL;
    if (IsEqualGUID(refiid, IID_IUnknown))
    {
        *Output = PVOID(this);
        reinterpret_cast<IUnknown*>(*Output)->AddRef();
        return NOERROR;
    }
    if (IsEqualGUID(refiid, IID_IBDA_PinControl))
    {
        *Output = (IBDA_PinControl*)(this);
        reinterpret_cast<IBDA_PinControl*>(*Output)->AddRef();
        return NOERROR;
    }
DebugBreak();
    return E_NOINTERFACE;
}

RegistrationContext()

HRESULT STDMETHODCALLTYPE CBDAPinControl::RegistrationContext

(

ULONG *

pulRegistrationCtx

)

Implements IBDA_PinControl.

Definition at line 137 of file pincontrol.cpp.

{
#ifdef BDAPLGIN_TRACE
    OutputDebugStringW(L"CBDAPinControl::RegistrationContext\n");
#endif
 
    if (!pulRegistrationCtx)
    {
        // invalid argument
        return E_POINTER;
    }
 
    if (m_RegistrationCtx)
    {
        // is registered
        *pulRegistrationCtx = m_RegistrationCtx;
        return NOERROR;
    }
 
    //pin not registered
    return E_FAIL;
}

STDMETHODIMP_() [1/2]

CBDAPinControl::STDMETHODIMP_ ( ULONG  )

inline

Definition at line 24 of file pincontrol.cpp.

    {
        InterlockedIncrement(&m_Ref);
        return m_Ref;
    }

STDMETHODIMP_() [2/2]

CBDAPinControl::STDMETHODIMP_ ( ULONG  )

inline

Definition at line 29 of file pincontrol.cpp.

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

Member Data Documentation

m_Handle

HANDLE CBDAPinControl::m_Handle

protected

Definition at line 54 of file pincontrol.cpp.

Referenced by GetPinID(), and GetPinType().

m_pConnectedPin

IPin* CBDAPinControl::m_pConnectedPin

protected

Definition at line 56 of file pincontrol.cpp.

m_pProvider

IBDA_NetworkProvider* CBDAPinControl::m_pProvider

protected

Definition at line 55 of file pincontrol.cpp.

m_Ref

LONG CBDAPinControl::m_Ref

protected

Definition at line 53 of file pincontrol.cpp.

Referenced by STDMETHODIMP_().

m_RegistrationCtx

ULONG CBDAPinControl::m_RegistrationCtx

protected

Definition at line 57 of file pincontrol.cpp.

Referenced by RegistrationContext().

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

• dll/directx/bdaplgin/pincontrol.cpp