// 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 "g729decoderconfigci.h"

// MUX //

TInt CMMFG729DecoderIntfcMux::OpenInterface(TUid /*aInterfaceId*/)

	{

	// attempt to open the interface link with the

	// remote slave device

	iRemoteHandle = -1;

	TUid slaveId = {KMmfUidCustomInterfaceG729DecoderIntfcDeMux};

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

	if (handle >= 0)

		{

		iRemoteHandle = handle;

		}

	return iRemoteHandle;

	}

void CMMFG729DecoderIntfcMux::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 CMMFG729DecoderIntfcMux::PassDestructorKey(TUid aDestructorKey)

	{

	// store the destructor key

	iKey = aDestructorKey;

	}

void CMMFG729DecoderIntfcMux::CompleteConstructL(MMMFDevSoundCustomInterfaceMuxUtility* aCustomUtility)

	{

	// store a pointer to the utility

	iUtility = aCustomUtility;

	}

MMMFDevSoundCustomInterfaceMuxPlugin* CMMFG729DecoderIntfcMux::NewL()

	{

	CMMFG729DecoderIntfcMux* self = new (ELeave) CMMFG729DecoderIntfcMux;

	return self;

	}

TAny* CMMFG729DecoderIntfcMux::CustomInterface(TUid /*aInterfaceId*/)

	{

	MG729DecoderIntfc* interface = this;

	return interface;

	}

CMMFG729DecoderIntfcMux::CMMFG729DecoderIntfcMux() :

	iRemoteHandle(-1)

	{

	}

CMMFG729DecoderIntfcMux::~CMMFG729DecoderIntfcMux()

	{

	}

// from MG729DecoderIntfc

TInt CMMFG729DecoderIntfcMux::BadLsfNextBuffer()

	{

	TInt result = KErrBadHandle;

	if (iRemoteHandle > 0)

		{

		// any return code other than zero is an error

		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,

												EMMFDevSoundCIG729DecoderIntfcBadLsfNextBuffer,

												KNullDesC8);

		}

	return result;

	}

// DEMUX //	

TInt CMMFG729DecoderIntfcDeMux::OpenInterface(TUid /*aInterfaceId*/)

	{

	return KErrNone;

	}

void CMMFG729DecoderIntfcDeMux::Release()

	{

	TUid key = iKey;

	delete this;

	// tell ECom to destroy us

	REComSession::DestroyedImplementation(key);

	}

void CMMFG729DecoderIntfcDeMux::PassDestructorKey(TUid aDestructorKey)

	{

	// store the destructor key

	iKey = aDestructorKey;

	}

void CMMFG729DecoderIntfcDeMux::SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget)

	{

	iTarget = aTarget;

	}

void CMMFG729DecoderIntfcDeMux::CompleteConstructL(MMMFDevSoundCustomInterfaceDeMuxUtility* aCustomUtility)

	{

	// store a pointer to the utility

	iUtility = aCustomUtility;

	}

void CMMFG729DecoderIntfcDeMux::RefreshL()

	{

	// refetch the G729 decoder intfc custom interface if we already have a target

	if (iTarget)

		{

		iInterfaceG729DecoderIntfc = static_cast <MG729DecoderIntfc*> (iTarget->CustomInterface(KUidG729DecoderIntfc));

		if (!iInterfaceG729DecoderIntfc)

			{

			iInterfaceG729DecoderIntfc = NULL;

			User::Leave(KErrNotSupported);

			}

		}

	}

MMMFDevSoundCustomInterfaceDeMuxPlugin* CMMFG729DecoderIntfcDeMux::NewL()

	{

	CMMFG729DecoderIntfcDeMux* self = new (ELeave) CMMFG729DecoderIntfcDeMux;

	return self;

	}

CMMFG729DecoderIntfcDeMux::CMMFG729DecoderIntfcDeMux()

	{

	}

CMMFG729DecoderIntfcDeMux::~CMMFG729DecoderIntfcDeMux()

	{

	}

TInt CMMFG729DecoderIntfcDeMux::DoOpenSlaveL(TUid /*aInterface*/, const TDesC8& /*aPackageBuf*/)

	{

	// fetch the G729 decoder intfc Hw Device custom interface

	iInterfaceG729DecoderIntfc = static_cast<MG729DecoderIntfc*> (iTarget->CustomInterface(KUidG729DecoderIntfc));

	if (!iInterfaceG729DecoderIntfc)

		{

		iInterfaceG729DecoderIntfc = NULL;

		User::Leave(KErrNotSupported);

		}

	return KErrNone;

	}

void CMMFG729DecoderIntfcDeMux::DoCloseSlaveL(TInt /*aHandle*/)

	{

	// nothing to do

	}

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

// using DeMux utility

TInt CMMFG729DecoderIntfcDeMux::DoSendSlaveSyncCommandL(const RMmfIpcMessage& aMessage)

	{

	TMMFDevSoundCIMessageData data;

	TInt result = KErrGeneral;

	// decode message

	iUtility->GetSyncMessageDataL(aMessage, data);

	switch (data.iCommand)

		{

		case EMMFDevSoundCIG729DecoderIntfcBadLsfNextBuffer:

			{

			result = DoBadLsfNextBufferL();

			break;

			}

		default:

			{

			User::Leave(KErrNotSupported);

			}

		}

	return result;

	}

TInt CMMFG729DecoderIntfcDeMux::DoSendSlaveSyncCommandResultL(const RMmfIpcMessage& /*aMessage*/)

	{

	return KErrNone;

	}

void CMMFG729DecoderIntfcDeMux::DoSendSlaveAsyncCommandL(const RMmfIpcMessage& /*aMessage*/)

	{

	// not used in this interface

	}

void CMMFG729DecoderIntfcDeMux::DoSendSlaveAsyncCommandResultL(const RMmfIpcMessage& /*aMessage*/)

	{

	// not used in this interface

	}

TInt CMMFG729DecoderIntfcDeMux::DoBadLsfNextBufferL()

	{

	TInt result = KErrNotFound;

	if (iInterfaceG729DecoderIntfc)

		{

		result = iInterfaceG729DecoderIntfc->BadLsfNextBuffer();

		}

	return result;

	}

//

// ImplementationTable

//

const TImplementationProxy ImplementationTable[] = 

	{

	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceG729DecoderIntfcMux,	CMMFG729DecoderIntfcMux::NewL),

	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceG729DecoderIntfcDeMux,	CMMFG729DecoderIntfcDeMux::NewL),

	};

//

// ImplementationGroupProxy

//

EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)

	{

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

	return ImplementationTable;

	}