C++ (Cpp) PMINIPORTWAVERTSTREAM Exemples

Exemple #1

Fichier : wavestream.cpp Projet : kxproject/kx-1010-driver

STDMETHODIMP WaveStream::NonDelegatingQueryInterface(IN REFIID Interface,OUT PVOID *Object)
{
    PAGED_CODE();

    ASSERT(Object);

    if (IsEqualGUIDAligned(Interface,IID_IUnknown))
    {
        *Object = PVOID(PUNKNOWN(PMINIPORTWAVERTSTREAM(this)));
    }
    else
    if (IsEqualGUIDAligned(Interface,IID_IMiniportWaveRTStream))
    {
        *Object = PVOID(PMINIPORTWAVERTSTREAM(this));
    }
    else
    if (IsEqualGUIDAligned(Interface,IID_IMiniportWaveRTStreamNotification))
    {
        *Object = PVOID(PMINIPORTWAVERTSTREAMNOTIFICATION(this));
    }
    else
    {
        *Object = NULL;
    }

    if (*Object)
    {
        PUNKNOWN(*Object)->AddRef();
        return STATUS_SUCCESS;
    }

    return STATUS_INVALID_PARAMETER;
}

Exemple #2

Fichier : wavestream.cpp Projet : kxproject/kx-1010-driver

NTSTATUS WaveStream::PropertyPrivate(IN PPCPROPERTY_REQUEST   PropertyRequest)
{
	PAGED_CODE();

	ASSERT(PropertyRequest);

    Wave *wave = (Wave *)(PMINIPORTWAVERT)PropertyRequest->MajorTarget;
    WaveStream *wave_stream = (WaveStream *)PMINIPORTWAVERTSTREAM(PropertyRequest->MinorTarget);

    if(valid_object(wave,Wave) || valid_object(wave_stream,WaveStream))
    {
    	return wave->GetAdapter()->PropertyPrivate(PropertyRequest, wave, wave_stream);
    }
    else
    {
    	debug("!! WaveStream::Private: invalid property targets: %p / %p\n",wave,wave_stream);
    	return STATUS_INVALID_PARAMETER;
    }
}

Exemple #3

Fichier : minwavertstream.cpp Projet : Realhram/wdk81

CMiniportWaveRTStream::NonDelegatingQueryInterface
( 
    _In_ REFIID  Interface,
    _COM_Outptr_ PVOID * Object 
)
/*++

Routine Description:

  QueryInterface

Arguments:

  Interface - GUID

  Object - interface pointer to be returned

Return Value:

  NT status code.

--*/
{
    PAGED_CODE();

    ASSERT(Object);

    if (IsEqualGUIDAligned(Interface, IID_IUnknown))
    {
        *Object = PVOID(PUNKNOWN(PMINIPORTWAVERTSTREAM(this)));
    }
    else if (IsEqualGUIDAligned(Interface, IID_IMiniportWaveRTStream))
    {
        *Object = PVOID(PMINIPORTWAVERTSTREAM(this));
    }
    else if (IsEqualGUIDAligned(Interface, IID_IMiniportWaveRTStreamNotification))
    {
        *Object = PVOID(PMINIPORTWAVERTSTREAMNOTIFICATION(this));
    }
    else if (IsEqualGUIDAligned(Interface, IID_IMiniportStreamAudioEngineNode))
    {
        *Object = (PVOID)(IMiniportStreamAudioEngineNode*)this;
    }
    else if (IsEqualGUIDAligned(Interface, IID_IMiniportStreamAudioEngineNode2))
    {
        *Object = (PVOID)(IMiniportStreamAudioEngineNode2*)this;
    }
    else if (IsEqualGUIDAligned(Interface, IID_IDrmAudioStream))
    {
        *Object = (PVOID)(IDrmAudioStream*)this;
    }
    else
    {
        *Object = NULL;
    }

    if (*Object)
    {
        PUNKNOWN(*Object)->AddRef();
        return STATUS_SUCCESS;
    }

    return STATUS_INVALID_PARAMETER;
} // NonDelegatingQueryInterface