// 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 "ilbcdecoderconfigci.h"

 // MUX //

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

 	{

 	// attempt to open the interface link with the

 	// remote slave device

 	iRemoteHandle = -1;

 	TUid slaveId = {KMmfUidCustomInterfaceIlbcDecoderIntfcDeMux};

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

 	if (handle >= 0)

 		{

 		iRemoteHandle = handle;

 		}

 	return iRemoteHandle;

 	}

 void CMMFIlbcDecoderIntfcMux::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 CMMFIlbcDecoderIntfcMux::PassDestructorKey(TUid aDestructorKey)

 	{

 	// store the destructor key

 	iKey = aDestructorKey;

 	}

 void CMMFIlbcDecoderIntfcMux::CompleteConstructL(MMMFDevSoundCustomInterfaceMuxUtility* aCustomUtility)

 	{

 	// store a pointer to the utility

 	iUtility = aCustomUtility;

 	}

 MMMFDevSoundCustomInterfaceMuxPlugin* CMMFIlbcDecoderIntfcMux::NewL()

 	{

 	CMMFIlbcDecoderIntfcMux* self = new (ELeave) CMMFIlbcDecoderIntfcMux;

 	return self;

 	}

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

 	{

 	MIlbcDecoderIntfc* interface = this;

 	return interface;

 	}

 CMMFIlbcDecoderIntfcMux::CMMFIlbcDecoderIntfcMux() :

 iRemoteHandle(-1)

 	{

 	}

 CMMFIlbcDecoderIntfcMux::~CMMFIlbcDecoderIntfcMux()

 	{

 	}

 // from MIlbcDecoderIntfc

 TInt CMMFIlbcDecoderIntfcMux::SetDecoderMode(TDecodeMode aDecodeMode)

 	{

 	TInt result = KErrBadHandle;

 	if (iRemoteHandle > 0)

 		{

 		// send the decodeMode in the sync command

 		TPckgBuf<TDecodeMode> decodeMode(aDecodeMode);

 		// any return code other than zero is an error

 		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,

 												EMMFDevSoundCIIlbcDecoderIntfcSetDecoderMode,

 												decodeMode);

 		}

 	return result;

 	}

 // from MIlbcDecoderIntfc

 TInt CMMFIlbcDecoderIntfcMux::SetComfortNoiseGeneration(TBool aCng)

 	{

 	TInt result = KErrBadHandle;

 	if (iRemoteHandle > 0)

 		{

 		// send the cng in the sync command

 		TPckgBuf<TBool> cng(aCng);

 		// any return code other than zero is an error

 		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,

 												EMMFDevSoundCIIlbcDecoderIntfcSetComfortNoiseGeneration,

 												cng);

 		}

 	return result;

 	}

 // from MIlbcDecoderIntfc

 TInt CMMFIlbcDecoderIntfcMux::GetComfortNoiseGeneration(TBool& aCng)

 	{

 	TInt result = KErrBadHandle;

 	if (iRemoteHandle > 0)

 		{

 		// holds the returned value.

 		TPckgBuf<TBool> retCng;

 		// any return code other than zero is an error

 		result = iUtility->SendSlaveSyncCommandResult(iRemoteHandle,

 													  EMMFDevSoundCIIlbcDecoderIntfcGetComfortNoiseGeneration,

 													  KNullDesC8,

 													  retCng);

 		// assign return values to aCng. Do nothing if there is an error

 		if(result == KErrNone)

 			{

 			aCng = retCng();

 			}

 		}

 	return result;

 	}

 // DEMUX //	

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

 	{

 	return KErrNone;

 	}

 void CMMFIlbcDecoderIntfcDeMux::Release()

 	{

 	TUid key = iKey;

 	delete this;

 	// tell ECom to destroy us

 	REComSession::DestroyedImplementation(key);

 	}

 void CMMFIlbcDecoderIntfcDeMux::PassDestructorKey(TUid aDestructorKey)

 	{

 	// store the destructor key

 	iKey = aDestructorKey;

 	}

 void CMMFIlbcDecoderIntfcDeMux::SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget)

 	{

 	iTarget = aTarget;

 	}

 void CMMFIlbcDecoderIntfcDeMux::CompleteConstructL(MMMFDevSoundCustomInterfaceDeMuxUtility* aCustomUtility)

 	{

 	// store a pointer to the utility

 	iUtility = aCustomUtility;

 	}

 void CMMFIlbcDecoderIntfcDeMux::RefreshL()

 	{

 	// refetch the Ilbc decoder intfc custom interface if we already have a target

 	if (iTarget)

 		{

 		iInterfaceIlbcDecoderIntfc = static_cast <MIlbcDecoderIntfc*> (iTarget->CustomInterface(KUidIlbcDecoderIntfc));

 		if (!iInterfaceIlbcDecoderIntfc)

 			{

 			iInterfaceIlbcDecoderIntfc = NULL;

 			User::Leave(KErrNotSupported);

 			}

 		}

 	}

 MMMFDevSoundCustomInterfaceDeMuxPlugin* CMMFIlbcDecoderIntfcDeMux::NewL()

 	{

 	CMMFIlbcDecoderIntfcDeMux* self = new (ELeave) CMMFIlbcDecoderIntfcDeMux;

 	return self;

 	}

 CMMFIlbcDecoderIntfcDeMux::CMMFIlbcDecoderIntfcDeMux()

 	{

 	}

 CMMFIlbcDecoderIntfcDeMux::~CMMFIlbcDecoderIntfcDeMux()

 	{

 	}

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

 	{

 	// fetch the Ilbc decoder intfc Hw Device custom interface

 	iInterfaceIlbcDecoderIntfc = static_cast<MIlbcDecoderIntfc*> (iTarget->CustomInterface(KUidIlbcDecoderIntfc)); 

 	if (!iInterfaceIlbcDecoderIntfc)

 		{

 		iInterfaceIlbcDecoderIntfc = NULL;

 		User::Leave(KErrNotSupported);

 		}

 	return KErrNone;

 	}

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

 	{

 	// nothing to do

 	}

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

 // using DeMux utility

 TInt CMMFIlbcDecoderIntfcDeMux::DoSendSlaveSyncCommandL(const RMmfIpcMessage& aMessage)

 	{

 	TMMFDevSoundCIMessageData data;

 	TInt result = KErrGeneral;

 	// decode message

 	iUtility->GetSyncMessageDataL(aMessage, data);

 	switch (data.iCommand)

 		{

 		case EMMFDevSoundCIIlbcDecoderIntfcSetDecoderMode:

 			{

 			TPckgBuf<MIlbcDecoderIntfc::TDecodeMode> decodeMode; 

 			iUtility->ReadFromInputDesL(aMessage, &decodeMode);

 			result = DoSetDecoderMode(decodeMode());

 			break;

 			}

 		case EMMFDevSoundCIIlbcDecoderIntfcSetComfortNoiseGeneration:

 			{

 			TPckgBuf<TBool> cng; 

 			iUtility->ReadFromInputDesL(aMessage, &cng);

 			result = DoSetComfortNoiseGenerationL(cng());

 			break;

 			}

 		default:

 			{

 			User::Leave(KErrNotSupported);

 			}

 		}

 	return result;

 	}

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

 // using DeMux utility

 TInt CMMFIlbcDecoderIntfcDeMux::DoSendSlaveSyncCommandResultL(const RMmfIpcMessage& aMessage)

 	{

 	TMMFDevSoundCIMessageData data;

 	TInt result = KErrGeneral;

 	// decode message

 	iUtility->GetSyncMessageDataL(aMessage, data);

 	switch (data.iCommand)

 		{

 		case EMMFDevSoundCIIlbcDecoderIntfcGetComfortNoiseGeneration:

 			{

 			TPckgBuf<TBool> cng; 

 			iUtility->ReadFromInputDesL(aMessage, &cng);

 			result = DoGetComfortNoiseGenerationL(cng());

 			TPckgBuf<TBool> des(cng());

 			iUtility->WriteToOutputDesL(aMessage, des);

 			break;

 			}

 		default:

 			{

 			User::Leave(KErrNotSupported);

 			}

 		}

 	return result;

 	}

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

 	{

 	// not used in this interface

 	}

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

 	{

 	// not used in this interface

 	}

 // Ilbc decoder intfc custom interface implementation

 TInt CMMFIlbcDecoderIntfcDeMux::DoSetDecoderMode(MIlbcDecoderIntfc::TDecodeMode aDecodeMode)

 	{

 	TInt result = KErrNotFound;

 	if (iInterfaceIlbcDecoderIntfc)

 		{

 		result = iInterfaceIlbcDecoderIntfc->SetDecoderMode(aDecodeMode);

 		}

 	return result;

 	}

 // Ilbc decoder intfc custom interface implementation

 TInt CMMFIlbcDecoderIntfcDeMux::DoSetComfortNoiseGenerationL(TBool aCng)

 	{

 	TInt result = KErrNotFound;

 	if (iInterfaceIlbcDecoderIntfc)

 		{

 		result = iInterfaceIlbcDecoderIntfc->SetComfortNoiseGeneration(aCng);

 		}

 	return result;

 	}

 // Ilbc decoder intfc custom interface implementation

 TInt CMMFIlbcDecoderIntfcDeMux::DoGetComfortNoiseGenerationL(TBool& aCng)

 	{

 	TInt result = KErrNotFound;

 	if (iInterfaceIlbcDecoderIntfc)

 		{

 		result = iInterfaceIlbcDecoderIntfc->GetComfortNoiseGeneration(aCng);

 		}

 	return result;

 	}

 //

 // ImplementationTable

 //

 const TImplementationProxy ImplementationTable[] = 

 	{

 	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceIlbcDecoderIntfcMux,	CMMFIlbcDecoderIntfcMux::NewL),

 	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceIlbcDecoderIntfcDeMux,	CMMFIlbcDecoderIntfcDeMux::NewL),

 	};

 //

 // ImplementationGroupProxy

 //

 EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)

 	{

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

 	return ImplementationTable;

 	}