sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include <ecom/implementationproxy.h>
sl@0: #include <ecom/implementationproxy.h>
sl@0: #include <ecom/ecom.h>
sl@0: #include <s32mem.h>
sl@0: 
sl@0: #include "g711decoderconfigci.h"
sl@0: 
sl@0: 
sl@0: // MUX //
sl@0: 
sl@0: TInt CMMFG711DecoderIntfcMux::OpenInterface(TUid /*aInterfaceId*/)
sl@0: 	{
sl@0: 	// attempt to open the interface link with the
sl@0: 	// remote slave device
sl@0: 	iRemoteHandle = -1;
sl@0: 	TUid slaveId = {KMmfUidCustomInterfaceG711DecoderIntfcDeMux};
sl@0: 
sl@0: 	TInt handle = iUtility->OpenSlave(slaveId, KNullDesC8);
sl@0: 	if (handle >= 0)
sl@0: 		{
sl@0: 		iRemoteHandle = handle;
sl@0: 		}
sl@0: 
sl@0: 	return iRemoteHandle;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFG711DecoderIntfcMux::Release()
sl@0: 	{
sl@0: 	// close the slave device if it exists
sl@0: 	if (iRemoteHandle > 0)
sl@0: 		{
sl@0: 		// we assume the slave is closed correctly
sl@0: 		iUtility->CloseSlave(iRemoteHandle);
sl@0: 		}
sl@0: 
sl@0: 	TUid key = iKey;
sl@0: 	delete this;
sl@0: 
sl@0: 	// tell ECom to destroy us
sl@0: 	REComSession::DestroyedImplementation(key);
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFG711DecoderIntfcMux::PassDestructorKey(TUid aDestructorKey)
sl@0: 	{
sl@0: 	// store the destructor key
sl@0: 	iKey = aDestructorKey;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFG711DecoderIntfcMux::CompleteConstructL(MMMFDevSoundCustomInterfaceMuxUtility* aCustomUtility)
sl@0: 	{
sl@0: 	// store a pointer to the utility
sl@0: 	iUtility = aCustomUtility;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: MMMFDevSoundCustomInterfaceMuxPlugin* CMMFG711DecoderIntfcMux::NewL()
sl@0: 	{
sl@0: 	CMMFG711DecoderIntfcMux* self = new (ELeave) CMMFG711DecoderIntfcMux;
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: TAny* CMMFG711DecoderIntfcMux::CustomInterface(TUid /*aInterfaceId*/)
sl@0: 	{
sl@0: 	MG711DecoderIntfc* interface = this;
sl@0: 	return interface;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: CMMFG711DecoderIntfcMux::CMMFG711DecoderIntfcMux() :
sl@0: iRemoteHandle(-1)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: 
sl@0: CMMFG711DecoderIntfcMux::~CMMFG711DecoderIntfcMux()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // from MG711DecoderIntfc
sl@0: TInt CMMFG711DecoderIntfcMux::SetDecoderMode(TDecodeMode aDecodeMode)
sl@0: 	{
sl@0: 	TInt result = KErrBadHandle;
sl@0: 
sl@0: 	if (iRemoteHandle > 0)
sl@0: 		{
sl@0: 		// send the decodeMode in the sync command
sl@0: 		TPckgBuf<TDecodeMode> decodeMode(aDecodeMode);
sl@0: 
sl@0: 		// any return code other than zero is an error
sl@0: 		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,
sl@0: 												EMMFDevSoundCIG711DecoderIntfcSetDecoderMode,
sl@0: 												decodeMode);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // from MG711DecoderIntfc
sl@0: TInt CMMFG711DecoderIntfcMux::GetDecoderMode(TDecodeMode& aDecodeMode)
sl@0: 	{
sl@0: 	TInt result = KErrBadHandle;
sl@0: 
sl@0: 	if (iRemoteHandle > 0)
sl@0: 		{
sl@0: 		// send the decodeMode in the sync command
sl@0: 		TPckgBuf<TDecodeMode> retDecodeMode;
sl@0: 
sl@0: 		// any return code other than zero is an error
sl@0: 		result = iUtility->SendSlaveSyncCommandResult(iRemoteHandle,
sl@0: 													  EMMFDevSoundCIG711DecoderIntfcGetDecoderMode,
sl@0: 													  KNullDesC8,
sl@0: 													  retDecodeMode);
sl@0: 
sl@0: 		// assign return values to aDecodeMode. Do nothing if there is an error
sl@0: 		if(result == KErrNone)
sl@0: 			{
sl@0: 			aDecodeMode = retDecodeMode();
sl@0: 			}
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // from MG711DecoderIntfc
sl@0: TInt CMMFG711DecoderIntfcMux::SetComfortNoiseGeneration(TBool aCng)
sl@0: 	{
sl@0: 	TInt result = KErrBadHandle;
sl@0: 
sl@0: 	if (iRemoteHandle > 0)
sl@0: 		{
sl@0: 		// send the cng in the sync command
sl@0: 		TPckgBuf<TBool> cng(aCng);
sl@0: 
sl@0: 		// any return code other than zero is an error
sl@0: 		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,
sl@0: 												EMMFDevSoundCIG711DecoderIntfcSetComfortNoiseGeneration,
sl@0: 												cng);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // from MG711DecoderIntfc
sl@0: TInt CMMFG711DecoderIntfcMux::GetComfortNoiseGeneration(TBool& aCng)
sl@0: 	{
sl@0: 	TInt result = KErrBadHandle;
sl@0: 
sl@0: 	if (iRemoteHandle > 0)
sl@0: 		{
sl@0: 		// holds the returned value.
sl@0: 		TPckgBuf<TBool> retCng;
sl@0: 
sl@0: 		// any return code other than zero is an error
sl@0: 		result = iUtility->SendSlaveSyncCommandResult(iRemoteHandle,
sl@0: 													  EMMFDevSoundCIG711DecoderIntfcGetComfortNoiseGeneration,
sl@0: 													  KNullDesC8,
sl@0: 													  retCng);
sl@0: 
sl@0: 		// assign return values to aCng. Do nothing if there is an error
sl@0: 		if(result == KErrNone)
sl@0: 			{
sl@0: 			aCng = retCng();
sl@0: 			}
sl@0: 		}
sl@0: 		
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // from MG711DecoderIntfc
sl@0: TInt CMMFG711DecoderIntfcMux::SetPacketLossConcealment(TBool aPlc)
sl@0: 	{
sl@0: 	TInt result = KErrBadHandle;
sl@0: 
sl@0: 	if (iRemoteHandle > 0)
sl@0: 		{
sl@0: 		// send the plc in the sync command
sl@0: 		TPckgBuf<TBool> plc(aPlc);
sl@0: 
sl@0: 		// any return code other than zero is an error
sl@0: 		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,
sl@0: 												EMMFDevSoundCIG711DecoderIntfcSetPacketLossConcealment,
sl@0: 												plc);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // from MG711DecoderIntfc
sl@0: TInt CMMFG711DecoderIntfcMux::GetPacketLossConcealment(TBool& aPlc)
sl@0: 	{
sl@0: 	TInt result = KErrBadHandle;
sl@0: 
sl@0: 	if (iRemoteHandle > 0)
sl@0: 		{
sl@0: 		// send the plc in the sync command
sl@0: 		TPckgBuf<TBool> retPlc;
sl@0: 
sl@0: 		// any return code other than zero is an error
sl@0: 		result = iUtility->SendSlaveSyncCommandResult(iRemoteHandle,
sl@0: 													  EMMFDevSoundCIG711DecoderIntfcGetPacketLossConcealment,
sl@0: 													  KNullDesC8,
sl@0: 													  retPlc);
sl@0: 
sl@0: 		// assign return values to aPlc. Do nothing if there is an error
sl@0: 		if(result == KErrNone)
sl@0: 			{
sl@0: 			aPlc = retPlc();
sl@0: 			}
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: 
sl@0: // DEMUX //	
sl@0: 
sl@0: TInt CMMFG711DecoderIntfcDeMux::OpenInterface(TUid /*aInterfaceId*/)
sl@0: 	{
sl@0: 	return KErrNone;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFG711DecoderIntfcDeMux::Release()
sl@0: 	{
sl@0: 	TUid key = iKey;
sl@0: 
sl@0: 	delete this;
sl@0: 
sl@0: 	// tell ECom to destroy us
sl@0: 	REComSession::DestroyedImplementation(key);
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFG711DecoderIntfcDeMux::PassDestructorKey(TUid aDestructorKey)
sl@0: 	{
sl@0: 	// store the destructor key
sl@0: 	iKey = aDestructorKey;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFG711DecoderIntfcDeMux::SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget)
sl@0: 	{
sl@0: 	iTarget = aTarget;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFG711DecoderIntfcDeMux::CompleteConstructL(MMMFDevSoundCustomInterfaceDeMuxUtility* aCustomUtility)
sl@0: 	{
sl@0: 	// store a pointer to the utility
sl@0: 	iUtility = aCustomUtility;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFG711DecoderIntfcDeMux::RefreshL()
sl@0: 	{
sl@0: 	// refetch the G711 decoder intfc custom interface if we already have a target
sl@0: 	if (iTarget)
sl@0: 		{
sl@0: 		iInterfaceG711DecoderIntfc = static_cast <MG711DecoderIntfc*> (iTarget->CustomInterface(KUidG711DecoderIntfc));
sl@0: 
sl@0: 		if (!iInterfaceG711DecoderIntfc)
sl@0: 			{
sl@0: 			iInterfaceG711DecoderIntfc = NULL;
sl@0: 			User::Leave(KErrNotSupported);
sl@0: 			}
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: 
sl@0: MMMFDevSoundCustomInterfaceDeMuxPlugin* CMMFG711DecoderIntfcDeMux::NewL()
sl@0: 	{
sl@0: 	CMMFG711DecoderIntfcDeMux* self = new (ELeave) CMMFG711DecoderIntfcDeMux;
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: CMMFG711DecoderIntfcDeMux::CMMFG711DecoderIntfcDeMux()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: 
sl@0: CMMFG711DecoderIntfcDeMux::~CMMFG711DecoderIntfcDeMux()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: 
sl@0: TInt CMMFG711DecoderIntfcDeMux::DoOpenSlaveL(TUid /*aInterface*/, const TDesC8& /*aPackageBuf*/)
sl@0: 	{
sl@0: 	// fetch the G711 decoder intfc Hw Device custom interface
sl@0: 	iInterfaceG711DecoderIntfc = static_cast<MG711DecoderIntfc*> (iTarget->CustomInterface(KUidG711DecoderIntfc)); 
sl@0: 
sl@0: 	if (!iInterfaceG711DecoderIntfc)
sl@0: 		{
sl@0: 		iInterfaceG711DecoderIntfc = NULL;
sl@0: 		User::Leave(KErrNotSupported);
sl@0: 		}
sl@0: 
sl@0: 	return KErrNone;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFG711DecoderIntfcDeMux::DoCloseSlaveL(TInt /*aHandle*/)
sl@0: 	{
sl@0: 	// nothing to do
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // original RMessage is supplied so that remote demux plugin can extract necessary details
sl@0: // using DeMux utility
sl@0: TInt CMMFG711DecoderIntfcDeMux::DoSendSlaveSyncCommandL(const RMmfIpcMessage& aMessage)
sl@0: 	{
sl@0: 	TMMFDevSoundCIMessageData data;
sl@0: 	TInt result = KErrGeneral;
sl@0: 
sl@0: 	// decode message
sl@0: 	iUtility->GetSyncMessageDataL(aMessage, data);
sl@0: 
sl@0: 	switch (data.iCommand)
sl@0: 		{
sl@0: 		case EMMFDevSoundCIG711DecoderIntfcSetDecoderMode:
sl@0: 			{
sl@0: 			TPckgBuf<MG711DecoderIntfc::TDecodeMode> decodeMode; 
sl@0: 			iUtility->ReadFromInputDesL(aMessage, &decodeMode);
sl@0: 
sl@0: 			result = DoSetDecoderModeL(decodeMode());
sl@0: 
sl@0: 			break;
sl@0: 			}
sl@0: 		case EMMFDevSoundCIG711DecoderIntfcSetComfortNoiseGeneration:
sl@0: 			{
sl@0: 			TPckgBuf<TBool> cng; 
sl@0: 			iUtility->ReadFromInputDesL(aMessage, &cng);
sl@0: 
sl@0: 			result = DoSetComfortNoiseGenerationL(cng());
sl@0: 			break;
sl@0: 			}
sl@0: 		case EMMFDevSoundCIG711DecoderIntfcSetPacketLossConcealment:
sl@0: 			{
sl@0: 			TPckgBuf<TBool> plc; 
sl@0: 			iUtility->ReadFromInputDesL(aMessage, &plc);
sl@0: 			
sl@0: 			result = DoSetPacketLossConcealmentL(plc());
sl@0: 			break;
sl@0: 			}
sl@0: 		default:
sl@0: 			{
sl@0: 			User::Leave(KErrNotSupported);
sl@0: 			}
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // original RMessage is supplied so that remote demux plugin can extract necessary details
sl@0: // using DeMux utility
sl@0: TInt CMMFG711DecoderIntfcDeMux::DoSendSlaveSyncCommandResultL(const RMmfIpcMessage& aMessage)
sl@0: 	{
sl@0: 	TMMFDevSoundCIMessageData data;
sl@0: 	TInt result = KErrGeneral;
sl@0: 
sl@0: 	// decode message
sl@0: 	iUtility->GetSyncMessageDataL(aMessage, data);
sl@0: 
sl@0: 	switch (data.iCommand)
sl@0: 		{
sl@0: 		case EMMFDevSoundCIG711DecoderIntfcGetDecoderMode:
sl@0: 			{
sl@0: 			TPckgBuf<MG711DecoderIntfc::TDecodeMode> decodeMode; 
sl@0: 			iUtility->ReadFromInputDesL(aMessage, &decodeMode);
sl@0: 
sl@0: 			result = DoGetDecoderModeL(decodeMode());
sl@0: 
sl@0: 			TPckgBuf<TBool> des(decodeMode());
sl@0: 			iUtility->WriteToOutputDesL(aMessage, des);
sl@0: 
sl@0: 			break;
sl@0: 			}
sl@0: 		case EMMFDevSoundCIG711DecoderIntfcGetComfortNoiseGeneration:
sl@0: 			{
sl@0: 			TPckgBuf<TBool> cng; 
sl@0: 			iUtility->ReadFromInputDesL(aMessage, &cng);
sl@0: 
sl@0: 			result = DoGetComfortNoiseGenerationL(cng());
sl@0: 
sl@0: 			TPckgBuf<TBool> des(cng());
sl@0: 			iUtility->WriteToOutputDesL(aMessage, des);
sl@0: 
sl@0: 			break;
sl@0: 			}
sl@0: 		case EMMFDevSoundCIG711DecoderIntfcGetPacketLossConcealment:
sl@0: 			{
sl@0: 			TPckgBuf<TBool> plc; 
sl@0: 			iUtility->ReadFromInputDesL(aMessage, &plc);
sl@0: 
sl@0: 			result = DoGetPacketLossConcealmentL(plc());
sl@0: 
sl@0: 			TPckgBuf<TBool> des(plc());
sl@0: 			iUtility->WriteToOutputDesL(aMessage, des);
sl@0: 
sl@0: 			break;
sl@0: 			}
sl@0: 		default:
sl@0: 			{
sl@0: 			User::Leave(KErrNotSupported);
sl@0: 			}
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFG711DecoderIntfcDeMux::DoSendSlaveAsyncCommandL(const RMmfIpcMessage& /*aMessage*/)
sl@0: 	{
sl@0: 	// not used in this interface
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFG711DecoderIntfcDeMux::DoSendSlaveAsyncCommandResultL(const RMmfIpcMessage& /*aMessage*/)
sl@0: 	{
sl@0: 	// not used in this interface
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // G711 decoder intfc custom interface implementation
sl@0: TInt CMMFG711DecoderIntfcDeMux::DoSetDecoderModeL(MG711DecoderIntfc::TDecodeMode aDecodeMode)
sl@0: 	{
sl@0: 	TInt result = KErrNotFound;
sl@0: 
sl@0: 	if (iInterfaceG711DecoderIntfc)
sl@0: 		{
sl@0: 		result = iInterfaceG711DecoderIntfc->SetDecoderMode(aDecodeMode);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // G711 decoder intfc custom interface implementation
sl@0: TInt CMMFG711DecoderIntfcDeMux::DoGetDecoderModeL(MG711DecoderIntfc::TDecodeMode& aDecodeMode)
sl@0: 	{
sl@0: 	TInt result = KErrNotFound;
sl@0: 
sl@0: 	if (iInterfaceG711DecoderIntfc)
sl@0: 		{
sl@0: 		result = iInterfaceG711DecoderIntfc->GetDecoderMode(aDecodeMode);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // G711 decoder intfc custom interface implementation
sl@0: TInt CMMFG711DecoderIntfcDeMux::DoSetComfortNoiseGenerationL(TBool aCng)
sl@0: 	{
sl@0: 	TInt result = KErrNotFound;
sl@0: 
sl@0: 	if (iInterfaceG711DecoderIntfc)
sl@0: 		{
sl@0: 		result = iInterfaceG711DecoderIntfc->SetComfortNoiseGeneration(aCng);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // G711 decoder intfc custom interface implementation
sl@0: TInt CMMFG711DecoderIntfcDeMux::DoGetComfortNoiseGenerationL(TBool& aCng)
sl@0: 	{
sl@0: 	TInt result = KErrNotFound;
sl@0: 
sl@0: 	if (iInterfaceG711DecoderIntfc)
sl@0: 		{
sl@0: 		result = iInterfaceG711DecoderIntfc->GetComfortNoiseGeneration(aCng);
sl@0: 		}
sl@0: 		
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // G711 decoder intfc custom interface implementation
sl@0: TInt CMMFG711DecoderIntfcDeMux::DoSetPacketLossConcealmentL(TBool aPlc)
sl@0: 	{
sl@0: 	TInt result = KErrNotFound;
sl@0: 
sl@0: 	if (iInterfaceG711DecoderIntfc)
sl@0: 		{
sl@0: 		result = iInterfaceG711DecoderIntfc->SetPacketLossConcealment(aPlc);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // G711 decoder intfc custom interface implementation
sl@0: TInt CMMFG711DecoderIntfcDeMux::DoGetPacketLossConcealmentL(TBool& aPlc)
sl@0: 	{
sl@0: 	TInt result = KErrNotFound;
sl@0: 
sl@0: 	if (iInterfaceG711DecoderIntfc)
sl@0: 		{
sl@0: 		result = iInterfaceG711DecoderIntfc->GetPacketLossConcealment(aPlc);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: //
sl@0: // ImplementationTable
sl@0: //
sl@0: const TImplementationProxy ImplementationTable[] = 
sl@0: 	{
sl@0: 	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceG711DecoderIntfcMux,	CMMFG711DecoderIntfcMux::NewL),
sl@0: 	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceG711DecoderIntfcDeMux,	CMMFG711DecoderIntfcDeMux::NewL),
sl@0: 	};
sl@0: 
sl@0: //
sl@0: // ImplementationGroupProxy
sl@0: //
sl@0: EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)
sl@0: 	{
sl@0: 	aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy);
sl@0: 
sl@0: 	return ImplementationTable;
sl@0: 	}