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 "ilbcdecoderconfigci.h"
sl@0: 
sl@0: 
sl@0: // MUX //
sl@0: 
sl@0: TInt CMMFIlbcDecoderIntfcMux::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 = {KMmfUidCustomInterfaceIlbcDecoderIntfcDeMux};
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 CMMFIlbcDecoderIntfcMux::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 CMMFIlbcDecoderIntfcMux::PassDestructorKey(TUid aDestructorKey)
sl@0: 	{
sl@0: 	// store the destructor key
sl@0: 	iKey = aDestructorKey;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFIlbcDecoderIntfcMux::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* CMMFIlbcDecoderIntfcMux::NewL()
sl@0: 	{
sl@0: 	CMMFIlbcDecoderIntfcMux* self = new (ELeave) CMMFIlbcDecoderIntfcMux;
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: TAny* CMMFIlbcDecoderIntfcMux::CustomInterface(TUid /*aInterfaceId*/)
sl@0: 	{
sl@0: 	MIlbcDecoderIntfc* interface = this;
sl@0: 	return interface;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: CMMFIlbcDecoderIntfcMux::CMMFIlbcDecoderIntfcMux() :
sl@0: iRemoteHandle(-1)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: 
sl@0: CMMFIlbcDecoderIntfcMux::~CMMFIlbcDecoderIntfcMux()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // from MIlbcDecoderIntfc
sl@0: TInt CMMFIlbcDecoderIntfcMux::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: 												EMMFDevSoundCIIlbcDecoderIntfcSetDecoderMode,
sl@0: 												decodeMode);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // from MIlbcDecoderIntfc
sl@0: TInt CMMFIlbcDecoderIntfcMux::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: 												EMMFDevSoundCIIlbcDecoderIntfcSetComfortNoiseGeneration,
sl@0: 												cng);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // from MIlbcDecoderIntfc
sl@0: TInt CMMFIlbcDecoderIntfcMux::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: 													  EMMFDevSoundCIIlbcDecoderIntfcGetComfortNoiseGeneration,
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: 
sl@0: // DEMUX //	
sl@0: 
sl@0: TInt CMMFIlbcDecoderIntfcDeMux::OpenInterface(TUid /*aInterfaceId*/)
sl@0: 	{
sl@0: 	return KErrNone;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFIlbcDecoderIntfcDeMux::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 CMMFIlbcDecoderIntfcDeMux::PassDestructorKey(TUid aDestructorKey)
sl@0: 	{
sl@0: 	// store the destructor key
sl@0: 	iKey = aDestructorKey;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFIlbcDecoderIntfcDeMux::SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget)
sl@0: 	{
sl@0: 	iTarget = aTarget;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFIlbcDecoderIntfcDeMux::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 CMMFIlbcDecoderIntfcDeMux::RefreshL()
sl@0: 	{
sl@0: 	// refetch the Ilbc decoder intfc custom interface if we already have a target
sl@0: 	if (iTarget)
sl@0: 		{
sl@0: 		iInterfaceIlbcDecoderIntfc = static_cast <MIlbcDecoderIntfc*> (iTarget->CustomInterface(KUidIlbcDecoderIntfc));
sl@0: 
sl@0: 		if (!iInterfaceIlbcDecoderIntfc)
sl@0: 			{
sl@0: 			iInterfaceIlbcDecoderIntfc = NULL;
sl@0: 			User::Leave(KErrNotSupported);
sl@0: 			}
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: 
sl@0: MMMFDevSoundCustomInterfaceDeMuxPlugin* CMMFIlbcDecoderIntfcDeMux::NewL()
sl@0: 	{
sl@0: 	CMMFIlbcDecoderIntfcDeMux* self = new (ELeave) CMMFIlbcDecoderIntfcDeMux;
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: CMMFIlbcDecoderIntfcDeMux::CMMFIlbcDecoderIntfcDeMux()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: 
sl@0: CMMFIlbcDecoderIntfcDeMux::~CMMFIlbcDecoderIntfcDeMux()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: 
sl@0: TInt CMMFIlbcDecoderIntfcDeMux::DoOpenSlaveL(TUid /*aInterface*/, const TDesC8& /*aPackageBuf*/)
sl@0: 	{
sl@0: 	// fetch the Ilbc decoder intfc Hw Device custom interface
sl@0: 	iInterfaceIlbcDecoderIntfc = static_cast<MIlbcDecoderIntfc*> (iTarget->CustomInterface(KUidIlbcDecoderIntfc)); 
sl@0: 
sl@0: 	if (!iInterfaceIlbcDecoderIntfc)
sl@0: 		{
sl@0: 		iInterfaceIlbcDecoderIntfc = NULL;
sl@0: 		User::Leave(KErrNotSupported);
sl@0: 		}
sl@0: 
sl@0: 	return KErrNone;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFIlbcDecoderIntfcDeMux::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 CMMFIlbcDecoderIntfcDeMux::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 EMMFDevSoundCIIlbcDecoderIntfcSetDecoderMode:
sl@0: 			{
sl@0: 			TPckgBuf<MIlbcDecoderIntfc::TDecodeMode> decodeMode; 
sl@0: 			iUtility->ReadFromInputDesL(aMessage, &decodeMode);
sl@0: 
sl@0: 			result = DoSetDecoderMode(decodeMode());
sl@0: 
sl@0: 			break;
sl@0: 			}
sl@0: 		case EMMFDevSoundCIIlbcDecoderIntfcSetComfortNoiseGeneration:
sl@0: 			{
sl@0: 			TPckgBuf<TBool> cng; 
sl@0: 			iUtility->ReadFromInputDesL(aMessage, &cng);
sl@0: 
sl@0: 			result = DoSetComfortNoiseGenerationL(cng());
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: // original RMessage is supplied so that remote demux plugin can extract necessary details
sl@0: // using DeMux utility
sl@0: TInt CMMFIlbcDecoderIntfcDeMux::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 EMMFDevSoundCIIlbcDecoderIntfcGetComfortNoiseGeneration:
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: 		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 CMMFIlbcDecoderIntfcDeMux::DoSendSlaveAsyncCommandL(const RMmfIpcMessage& /*aMessage*/)
sl@0: 	{
sl@0: 	// not used in this interface
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CMMFIlbcDecoderIntfcDeMux::DoSendSlaveAsyncCommandResultL(const RMmfIpcMessage& /*aMessage*/)
sl@0: 	{
sl@0: 	// not used in this interface
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // Ilbc decoder intfc custom interface implementation
sl@0: TInt CMMFIlbcDecoderIntfcDeMux::DoSetDecoderMode(MIlbcDecoderIntfc::TDecodeMode aDecodeMode)
sl@0: 	{
sl@0: 	TInt result = KErrNotFound;
sl@0: 
sl@0: 	if (iInterfaceIlbcDecoderIntfc)
sl@0: 		{
sl@0: 		result = iInterfaceIlbcDecoderIntfc->SetDecoderMode(aDecodeMode);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // Ilbc decoder intfc custom interface implementation
sl@0: TInt CMMFIlbcDecoderIntfcDeMux::DoSetComfortNoiseGenerationL(TBool aCng)
sl@0: 	{
sl@0: 	TInt result = KErrNotFound;
sl@0: 
sl@0: 	if (iInterfaceIlbcDecoderIntfc)
sl@0: 		{
sl@0: 		result = iInterfaceIlbcDecoderIntfc->SetComfortNoiseGeneration(aCng);
sl@0: 		}
sl@0: 
sl@0: 	return result;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // Ilbc decoder intfc custom interface implementation
sl@0: TInt CMMFIlbcDecoderIntfcDeMux::DoGetComfortNoiseGenerationL(TBool& aCng)
sl@0: 	{
sl@0: 	TInt result = KErrNotFound;
sl@0: 
sl@0: 	if (iInterfaceIlbcDecoderIntfc)
sl@0: 		{
sl@0: 		result = iInterfaceIlbcDecoderIntfc->GetComfortNoiseGeneration(aCng);
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(KMmfUidCustomInterfaceIlbcDecoderIntfcMux,	CMMFIlbcDecoderIntfcMux::NewL),
sl@0: 	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceIlbcDecoderIntfcDeMux,	CMMFIlbcDecoderIntfcDeMux::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: 	}