// 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 "speechencoderconfigci.h"

// MUX //

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

	{

	// attempt to open the interface link with the

	// remote slave device

	iRemoteHandle = -1;

	TUid slaveId = {KMmfUidCustomInterfaceSpeechEncoderConfigDeMux};

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

	if (handle >= 0)

		{

		iRemoteHandle = handle;

		}

	return iRemoteHandle;

	}

void CMMFSpeechEncoderConfigMux::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 CMMFSpeechEncoderConfigMux::PassDestructorKey(TUid aDestructorKey)

	{

	// store the destructor key

	iKey = aDestructorKey;

	}

void CMMFSpeechEncoderConfigMux::CompleteConstructL(MMMFDevSoundCustomInterfaceMuxUtility* aCustomUtility)

	{

	// store a pointer to the utility

	iUtility = aCustomUtility;

	}

MMMFDevSoundCustomInterfaceMuxPlugin* CMMFSpeechEncoderConfigMux::NewL()

	{

	CMMFSpeechEncoderConfigMux* self = new (ELeave) CMMFSpeechEncoderConfigMux;

	return self;

	}

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

	{

	MSpeechEncoderConfig* interface = this;

	return interface;

	}

CMMFSpeechEncoderConfigMux::CMMFSpeechEncoderConfigMux() :

iRemoteHandle(-1)

	{

	}

CMMFSpeechEncoderConfigMux::~CMMFSpeechEncoderConfigMux()

	{

	}

// from MSpeechEncoderConfig

TInt CMMFSpeechEncoderConfigMux::SetVadMode (TBool aVadModeOn)

	{

	TInt result = KErrBadHandle;

	if (iRemoteHandle > 0)

		{

		// send the VadModeOn in the sync command

		TPckgBuf<TBool> vadModeOn(aVadModeOn);

		// any return code other than zero is an error

		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,

												EMMFDevSoundCISpeechEncoderConfigSetVadMode,

												vadModeOn);

		}

	return result;

	}

// from MSpeechEncoderConfig

TInt CMMFSpeechEncoderConfigMux::GetVadMode (TBool& aVadModeOn)

	{

	TInt result = KErrBadHandle;

	if (iRemoteHandle > 0)

		{

		// holds the returned value.

		TPckgBuf<TBool> retVadModeOn;

		// any return code other than zero is an error

		result = iUtility->SendSlaveSyncCommandResult(iRemoteHandle,

													  EMMFDevSoundCISpeechEncoderConfigGetVadMode,

													  KNullDesC8,

													  retVadModeOn);

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

		if(result == KErrNone)

			{

			aVadModeOn = retVadModeOn();

			}

		}

	return result;

	}

// DEMUX //	

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

	{

	return KErrNone;

	}

void CMMFSpeechEncoderConfigDeMux::Release()

	{

	TUid key = iKey;

	delete this;

	// tell ECom to destroy us

	REComSession::DestroyedImplementation(key);

	}

void CMMFSpeechEncoderConfigDeMux::PassDestructorKey(TUid aDestructorKey)

	{

	// store the destructor key

	iKey = aDestructorKey;

	}

void CMMFSpeechEncoderConfigDeMux::SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget)

	{

	iTarget = aTarget;

	}

void CMMFSpeechEncoderConfigDeMux::CompleteConstructL(MMMFDevSoundCustomInterfaceDeMuxUtility* aCustomUtility)

	{

	// store a pointer to the utility

	iUtility = aCustomUtility;

	}

void CMMFSpeechEncoderConfigDeMux::RefreshL()

	{

	// refetch the Speech Encoder Config custom interface if we already have a target

	if (iTarget)

		{

		iInterfaceSpeechEncoderConfig = static_cast <MSpeechEncoderConfig*> (iTarget->CustomInterface(KUidSpeechEncoderConfig));

		if (!iInterfaceSpeechEncoderConfig)

			{

			iInterfaceSpeechEncoderConfig = NULL;

			User::Leave(KErrNotSupported);

			}

		}

	}

MMMFDevSoundCustomInterfaceDeMuxPlugin* CMMFSpeechEncoderConfigDeMux::NewL()

	{

	CMMFSpeechEncoderConfigDeMux* self = new (ELeave) CMMFSpeechEncoderConfigDeMux;

	return self;

	}

CMMFSpeechEncoderConfigDeMux::CMMFSpeechEncoderConfigDeMux()

	{

	}

CMMFSpeechEncoderConfigDeMux::~CMMFSpeechEncoderConfigDeMux()

	{

	}

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

	{

	// fetch the Speech Encoder Config Hw Device custom interface

	iInterfaceSpeechEncoderConfig = static_cast<MSpeechEncoderConfig*> (iTarget->CustomInterface(KUidSpeechEncoderConfig)); 

	if (!iInterfaceSpeechEncoderConfig)

		{

		iInterfaceSpeechEncoderConfig = NULL;

		User::Leave(KErrNotSupported);

		}

	return KErrNone;

	}

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

	{

	// nothing to do

	}

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

// using DeMux utility

TInt CMMFSpeechEncoderConfigDeMux::DoSendSlaveSyncCommandL(const RMmfIpcMessage& aMessage)

	{

	TMMFDevSoundCIMessageData data;

	TInt result = KErrGeneral;

	// decode message

	iUtility->GetSyncMessageDataL(aMessage, data);

	switch (data.iCommand)

		{

		case EMMFDevSoundCISpeechEncoderConfigSetVadMode:

			{

			TPckgBuf<TBool> vadModeOn; 

			iUtility->ReadFromInputDesL(aMessage, &vadModeOn);

			result = DoSetVadModeL(vadModeOn());

			break;

			}

		default:

			{

			User::Leave(KErrNotSupported);

			}

		}

	return result;

	}

TInt CMMFSpeechEncoderConfigDeMux::DoSendSlaveSyncCommandResultL(const RMmfIpcMessage& aMessage)

	{

	TMMFDevSoundCIMessageData data;

	TInt result = KErrNone;

	// decode message

	iUtility->GetSyncMessageDataL(aMessage, data);

	switch (data.iCommand)

		{

		case EMMFDevSoundCISpeechEncoderConfigGetVadMode:

			{

			TPckgBuf<TBool> vadModeOn; 

			iUtility->ReadFromInputDesL(aMessage, &vadModeOn);

			result = DoGetVadModeL(vadModeOn());

			TPckgBuf<TBool> des(vadModeOn());

			iUtility->WriteToOutputDesL(aMessage, des);

			break;

			}

		default:

			{

			User::Leave(KErrNotSupported);

			}

		}

	return result;

	}

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

	{

	// not used in this interface

	}

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

	{

	// not used in this interface

	}

// Speech Encoder Config custom interface implementation

TInt CMMFSpeechEncoderConfigDeMux::DoSetVadModeL(TBool aVadModeOn)

	{

	TInt result = KErrNotFound;

	if (iInterfaceSpeechEncoderConfig)

		{

		result = iInterfaceSpeechEncoderConfig->SetVadMode(aVadModeOn);

		}

	return result;

	}

// Speech Encoder Config custom interface implementation

TInt CMMFSpeechEncoderConfigDeMux::DoGetVadModeL(TBool& aVadModeOn)

	{

	TInt result = KErrNotFound;

	if (iInterfaceSpeechEncoderConfig)

		{

		result = iInterfaceSpeechEncoderConfig->GetVadMode(aVadModeOn);

		}

	return result;

	}

//

// ImplementationTable

//

const TImplementationProxy ImplementationTable[] = 

	{

	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceSpeechEncoderConfigMux,	CMMFSpeechEncoderConfigMux::NewL),

	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceSpeechEncoderConfigDeMux,	CMMFSpeechEncoderConfigDeMux::NewL),

	};

//

// ImplementationGroupProxy

//

EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)

	{

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

	return ImplementationTable;

	}