// Copyright (c) 2008-2009 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/ecom.h>

#include <s32mem.h>				

#include "devsoundciutestdevices.hrh"

#include "MMFDevSoundCIMuxDeMuxPluginImp.h"

// MUX //

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

	{

	// attempt to open the interface link with the

	// remote slave device

	iRemoteHandle = -1;

	TUid slaveId = {KUidMmfDevSoundCustomInterfaceDeMuxPlugin};

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

	if (handle >= 0)

		{

		iRemoteHandle = handle;

		}

	return iRemoteHandle;

	}

void CMMFDevSoundCIMuxPluginImp::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 CMMFDevSoundCIMuxPluginImp::PassDestructorKey(TUid aDestructorKey)

	{

	// store the destructor key

	iKey = aDestructorKey;

	}

void CMMFDevSoundCIMuxPluginImp::CompleteConstructL(MMMFDevSoundCustomInterfaceMuxUtility* aCustomUtility)

	{

	// store a pointer to the the MMFDevSoundCustomMuxUtility class

	iUtility = aCustomUtility;

	}

MMMFDevSoundCustomInterfaceMuxPlugin* CMMFDevSoundCIMuxPluginImp::NewL()

	{

	CMMFDevSoundCIMuxPluginImp* self = new (ELeave) CMMFDevSoundCIMuxPluginImp;

	return self;

	}

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

	{

	MMMFDevSoundCIMuxPluginInterface* interface = this;

	return interface;

	}

CMMFDevSoundCIMuxPluginImp::CMMFDevSoundCIMuxPluginImp()

	{

	}

CMMFDevSoundCIMuxPluginImp::~CMMFDevSoundCIMuxPluginImp()

	{

	}

TInt CMMFDevSoundCIMuxPluginImp::DevSoundCIMuxStopHeapFail()

	{

	TInt result = -1;

	if (iRemoteHandle > 0)

		{	

		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,

												EMMFDevSoundCIMuxDemuxStopHeapFail,

												KNullDesC8); 

		}

	return result;

	}

TInt CMMFDevSoundCIMuxPluginImp::DevSoundCIMuxCauseHeapFail(TInt aFailCount)

	{

	TInt result = -1;

	if (iRemoteHandle > 0)

		{

		TPckgBuf<TInt> failCount(aFailCount);  

		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,

												EMMFDevSoundCIMuxDemuxCauseHeapFail,

												failCount);  

		}

	return result;

	}

TInt CMMFDevSoundCIMuxPluginImp::DevSoundCIMuxCheckHeapFail()

	{

	TInt result = -1;

	TPckgBuf<TInt> responsePckg;

	if (iRemoteHandle > 0)

		{

		result = iUtility->SendSlaveSyncCommandResult(iRemoteHandle,

												EMMFDevSoundCIMuxDemuxCheckHeapFail,

												KNullDesC8,

												responsePckg);  

		}

	User::LeaveIfError(result);

	return responsePckg();

	}

// DEMUX //

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

	{

	return KErrNone;

	}

void CMMFDevSoundCIDemuxPluginImp::Release()

	{

	TUid key = iKey;

	delete this;

	// tell ECom to destroy us

	REComSession::DestroyedImplementation(key);

	}

void CMMFDevSoundCIDemuxPluginImp::PassDestructorKey(TUid aDestructorKey)

	{

	// store the destructor key

	iKey = aDestructorKey;

	}

void CMMFDevSoundCIDemuxPluginImp::SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget)

	{

	iTarget = aTarget;

	}

void CMMFDevSoundCIDemuxPluginImp::CompleteConstructL(MMMFDevSoundCustomInterfaceDeMuxUtility* aCustomUtility)

	{

	// store a pointer to the MMFDevSoundCustomDeMuxUtility class

	iUtility = aCustomUtility;

	}

void CMMFDevSoundCIDemuxPluginImp::RefreshL()

	{

	// Nothing to do in this implementation

	}

MMMFDevSoundCustomInterfaceDeMuxPlugin* CMMFDevSoundCIDemuxPluginImp::NewL()

	{

	CMMFDevSoundCIDemuxPluginImp* self = new (ELeave) CMMFDevSoundCIDemuxPluginImp;

	return self;

	}

CMMFDevSoundCIDemuxPluginImp::CMMFDevSoundCIDemuxPluginImp()

	{

	}

CMMFDevSoundCIDemuxPluginImp::~CMMFDevSoundCIDemuxPluginImp()

	{

	// Nothing to do in this implementation

	}

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

	{

	// Nothing to do in this implementation

	return KErrNone;

	}

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

	{

	// Nothing to do in this implementation

	}

TInt CMMFDevSoundCIDemuxPluginImp::DoSendSlaveSyncCommandL(const RMmfIpcMessage& aMessage)

	{

	TMMFDevSoundCIMessageData data;

	TInt result = KErrNotSupported;

	// decode message

	iUtility->GetSyncMessageDataL(aMessage, data);

	switch (data.iCommand)

		{

		case EMMFDevSoundCIMuxDemuxCauseHeapFail:

			{

			result = KErrNone;

			TPckgBuf<TInt> failCount;				//Create an empty TPckgBuf<INT TYPE> to be empty

			iUtility->ReadFromInputDesL(aMessage, &failCount);  //readFromInputDesL treats this as a descriptor and populates it

			User::__DbgSetAllocFail(RHeap::EUser,RHeap::EFailNext, failCount());

			break;

			}

		case EMMFDevSoundCIMuxDemuxStopHeapFail:

			{

			result = KErrNone;

			User::__DbgSetAllocFail(RHeap::EUser,RHeap::EFailNext,NULL);

			break;

			}

		default:

			{

			User::Leave(KErrNotSupported);

			}

		}

	return result;

	}

TInt CMMFDevSoundCIDemuxPluginImp::DoSendSlaveSyncCommandResultL(const RMmfIpcMessage& aMessage)  //This method returns an error to Client Side

	{

	TMMFDevSoundCIMessageData data;

	TInt result = KErrNotSupported;

	// decode message

	iUtility->GetSyncMessageDataL(aMessage, data); 

	switch (data.iCommand)

		{

		case EMMFDevSoundCIMuxDemuxCheckHeapFail:

			{

			result = KErrNone;

			TPckgBuf<TBool> failCheck; 

			TAny *testAlloc = User::Alloc(1);	

			if ( testAlloc == NULL )

				{

				failCheck = EFalse;

				User::__DbgSetAllocFail(RHeap::EUser,RHeap::EFailNext,NULL);

				}

			else

				{

				failCheck = ETrue;

				User::Free(testAlloc);	

				}

			iUtility->WriteToOutputDesL(aMessage, failCheck);

			break;

			}

		default:

			{

			User::Leave(KErrNotSupported);

			}

		}

	return result;

	}

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

	{

	// not used in this interface

	}

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

	{

	// not used in this interface

	}