// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

#include <ecom/implementationproxy.h>

#include <ecom/implementationproxy.h>

#include <ecom/ecom.h>

#include <s32mem.h>

#include "underflowautostopcontrolci.h"

// MUX //

TInt CMMFUnderflowAutoStopControlMux::OpenInterface(TUid /*aInterfaceId*/)

	{

	// attempt to open the interface link with the

	// remote slave device

	iRemoteHandle = -1;

	TUid slaveId = {KMmfUidCustomInterfaceUnderflowAutoStopCtrlDeMux};

	TInt handle = iUtility->OpenSlave(slaveId, KNullDesC8);

	if (handle >= 0)

		{

		iRemoteHandle = handle;

		}

	return iRemoteHandle;

	}

void CMMFUnderflowAutoStopControlMux::Release()

	{

	// close the slave device if it exists

	if (iRemoteHandle > 0)

		{

		// we assume the slave is closed correctly

		iUtility->CloseSlave(iRemoteHandle);

		}

	TUid key = iKey;

	delete this;

	// tell ECom to destroy us

	REComSession::DestroyedImplementation(key);

	}

void CMMFUnderflowAutoStopControlMux::PassDestructorKey(TUid aDestructorKey)

	{

	// store the destructor key

	iKey = aDestructorKey;

	}

void CMMFUnderflowAutoStopControlMux::CompleteConstructL(MMMFDevSoundCustomInterfaceMuxUtility* aCustomUtility)

	{

	// store a pointer to the utility

	iUtility = aCustomUtility;

	}

MMMFDevSoundCustomInterfaceMuxPlugin* CMMFUnderflowAutoStopControlMux::NewL()

	{

	CMMFUnderflowAutoStopControlMux* self = new (ELeave) CMMFUnderflowAutoStopControlMux;

	return self;

	}

TAny* CMMFUnderflowAutoStopControlMux::CustomInterface(TUid /*aInterfaceId*/)

	{

	MMMFUnderflowAutoStopControl* interface = this;

	return interface;

	}

CMMFUnderflowAutoStopControlMux::CMMFUnderflowAutoStopControlMux() :

	iRemoteHandle(-1)

	{

	}

CMMFUnderflowAutoStopControlMux::~CMMFUnderflowAutoStopControlMux()

	{

	}

// from MMMFUnderflowAutoStopControl

TInt CMMFUnderflowAutoStopControlMux::MmuascTurnOffUnderflowAutoStop ()

	{

	TInt result = KErrGeneral;

	if (iRemoteHandle > 0)

		{

		// any return code other than zero is an error

		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,

												EMMFDevSoundCIUnderflowAutoStopCtrlTurnOffUnderflowAutoStop,

												KNullDesC8);

		}

	return result;

	}

// DEMUX //	

TInt CMMFUnderflowAutoStopControlDeMux::OpenInterface(TUid /*aInterfaceId*/)

	{

	return KErrNone;

	}

void CMMFUnderflowAutoStopControlDeMux::Release()

	{

	TUid key = iKey;

	delete this;

	// tell ECom to destroy us

	REComSession::DestroyedImplementation(key);

	}

void CMMFUnderflowAutoStopControlDeMux::PassDestructorKey(TUid aDestructorKey)

	{

	// store the destructor key

	iKey = aDestructorKey;

	}

void CMMFUnderflowAutoStopControlDeMux::SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget)

	{

	iTarget = aTarget;

	}

void CMMFUnderflowAutoStopControlDeMux::CompleteConstructL(MMMFDevSoundCustomInterfaceDeMuxUtility* aCustomUtility)

	{

	// store a pointer to the utility

	iUtility = aCustomUtility;

	}

void CMMFUnderflowAutoStopControlDeMux::RefreshL()

	{

	// refetch the UnderflowAutoStop Control  custom interface if we already have a target

	if (iTarget)

		{

		iInterfaceUnderflowAutoStopCtrl = static_cast <MMMFUnderflowAutoStopControl*> (iTarget->CustomInterface(KUidUnderflowAutoStopControl));

		if (!iInterfaceUnderflowAutoStopCtrl)

			{

			iInterfaceUnderflowAutoStopCtrl = NULL;

			User::Leave(KErrNotSupported);

			}

		}

	}

MMMFDevSoundCustomInterfaceDeMuxPlugin* CMMFUnderflowAutoStopControlDeMux::NewL()

	{

	CMMFUnderflowAutoStopControlDeMux* self = new (ELeave) CMMFUnderflowAutoStopControlDeMux;

	return self;

	}

CMMFUnderflowAutoStopControlDeMux::CMMFUnderflowAutoStopControlDeMux()

	{

	}

CMMFUnderflowAutoStopControlDeMux::~CMMFUnderflowAutoStopControlDeMux()

	{

	}

TInt CMMFUnderflowAutoStopControlDeMux::DoOpenSlaveL(TUid /*aInterface*/, const TDesC8& /*aPackageBuf*/)

	{

	// fetch the UnderflowAutoStop Control  Hw Device custom interface

	iInterfaceUnderflowAutoStopCtrl = static_cast<MMMFUnderflowAutoStopControl*> (iTarget->CustomInterface(KUidUnderflowAutoStopControl)); 

	if (!iInterfaceUnderflowAutoStopCtrl)

		{

		iInterfaceUnderflowAutoStopCtrl = NULL;

		User::Leave(KErrNotSupported);

		}

	return KErrNone;

	}

void CMMFUnderflowAutoStopControlDeMux::DoCloseSlaveL(TInt /*aHandle*/)

	{

	// nothing to do

	}

// original RMessage is supplied so that remote demux plugin can extract necessary details

// using DeMux utility

TInt CMMFUnderflowAutoStopControlDeMux::DoSendSlaveSyncCommandL(const RMmfIpcMessage& aMessage)

	{

	TMMFDevSoundCIMessageData data;

	TInt result = KErrGeneral;

	// decode message

	iUtility->GetSyncMessageDataL(aMessage, data);

	switch (data.iCommand)

		{

		case EMMFDevSoundCIUnderflowAutoStopCtrlTurnOffUnderflowAutoStop:

			{

			result = DoMmuascTurnOffUnderflowAutoStopL();

			break;

			}

		default:

			{

			User::Leave(KErrNotSupported);

			}

		}

	return result;

	}

// original RMessage is supplied so that remote demux plugin can extract necessary details

// using DeMux utility

TInt CMMFUnderflowAutoStopControlDeMux::DoSendSlaveSyncCommandResultL(const RMmfIpcMessage& /*aMessage*/)

	{

	return KErrNone;

	}

void CMMFUnderflowAutoStopControlDeMux::DoSendSlaveAsyncCommandL(const RMmfIpcMessage& /*aMessage*/)

	{

	// not used in this interface

	}

void CMMFUnderflowAutoStopControlDeMux::DoSendSlaveAsyncCommandResultL(const RMmfIpcMessage& /*aMessage*/)

	{

	// not used in this interface

	}

TInt CMMFUnderflowAutoStopControlDeMux::DoMmuascTurnOffUnderflowAutoStopL()

	{

	TInt result = KErrNotFound;

	if (iInterfaceUnderflowAutoStopCtrl)

		{

		result = iInterfaceUnderflowAutoStopCtrl->MmuascTurnOffUnderflowAutoStop();

		}

	return result;

	}

//

// ImplementationTable

//

const TImplementationProxy ImplementationTable[] = 

	{

	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceUnderflowAutoStopCtrlMux,		CMMFUnderflowAutoStopControlMux::NewL),

	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceUnderflowAutoStopCtrlDeMux,	CMMFUnderflowAutoStopControlDeMux::NewL),

	};

//

// ImplementationGroupProxy

//

EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)

	{

	aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy);

	return ImplementationTable;

	}