diff -r 000000000000 -r 40261b775718 devsound/devsoundpluginsupport/src/CustomInterfaces/errorconcealmentci.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/devsound/devsoundpluginsupport/src/CustomInterfaces/errorconcealmentci.cpp	Tue Feb 02 01:56:55 2010 +0200
@@ -0,0 +1,401 @@
+// 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 "errorconcealmentci.h"
+
+
+// MUX //
+
+TInt CMMFErrorConcealmentIntfcMux::OpenInterface(TUid /*aInterfaceId*/)
+	{
+	// attempt to open the interface link with the
+	// remote slave device
+	iRemoteHandle = -1;
+	TUid slaveId = {KMmfUidCustomInterfaceErrorConcealmentIntfcDeMux};
+
+	TInt handle = iUtility->OpenSlave(slaveId, KNullDesC8);
+	if (handle >= 0)
+		{
+		iRemoteHandle = handle;
+		}
+
+	return iRemoteHandle;
+	}
+
+
+void CMMFErrorConcealmentIntfcMux::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 CMMFErrorConcealmentIntfcMux::PassDestructorKey(TUid aDestructorKey)
+	{
+	// store the destructor key
+	iKey = aDestructorKey;
+	}
+
+
+void CMMFErrorConcealmentIntfcMux::CompleteConstructL(MMMFDevSoundCustomInterfaceMuxUtility* aCustomUtility)
+	{
+	// store a pointer to the utility
+	iUtility = aCustomUtility;
+	}
+
+
+MMMFDevSoundCustomInterfaceMuxPlugin* CMMFErrorConcealmentIntfcMux::NewL()
+	{
+	CMMFErrorConcealmentIntfcMux* self = new (ELeave) CMMFErrorConcealmentIntfcMux;
+	return self;
+	}
+
+
+TAny* CMMFErrorConcealmentIntfcMux::CustomInterface(TUid /*aInterfaceId*/)
+	{
+	MMMFErrorConcealmentIntfc* interface = this;
+	return interface;
+	}
+
+
+CMMFErrorConcealmentIntfcMux::CMMFErrorConcealmentIntfcMux() :
+	iRemoteHandle(-1)
+	{
+	}
+
+
+CMMFErrorConcealmentIntfcMux::~CMMFErrorConcealmentIntfcMux()
+	{
+	}
+
+
+// from MErrorConcealmentIntfc
+TInt CMMFErrorConcealmentIntfcMux::ConcealErrorForNextBuffer()
+	{
+	TInt result = KErrBadHandle;
+
+	if (iRemoteHandle > 0)
+		{
+		// any return code other than zero is an error
+		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,
+												EMMFDevSoundCIErrorConcealmentIntfcConcealErrorForNextBuffer,
+												KNullDesC8);
+		}
+
+	return result;
+	}
+
+
+// from MErrorConcealmentIntfc
+TInt CMMFErrorConcealmentIntfcMux::SetFrameMode(TBool aFrameModeOn)
+	{
+	TInt result = KErrBadHandle;
+
+	if (iRemoteHandle > 0)
+		{
+		// send the cng in the sync command
+		TPckgBuf<TBool> frameModeOn(aFrameModeOn);
+
+		// any return code other than zero is an error
+		result = iUtility->SendSlaveSyncCommand(iRemoteHandle,
+												EMMFDevSoundCIErrorConcealmentIntfcSetFrameMode,
+												frameModeOn);
+		}
+
+	return result;
+	}
+
+
+// from MErrorConcealmentIntfc
+TInt CMMFErrorConcealmentIntfcMux::FrameModeRqrdForEC(TBool& aFrameModeRqrd)
+	{
+	TInt result = KErrBadHandle;
+
+	if (iRemoteHandle > 0)
+		{
+		// holds the returned value.
+		TPckgBuf<TBool> retFrameModeRqrd;
+
+		// any return code other than zero is an error
+		result = iUtility->SendSlaveSyncCommandResult(iRemoteHandle,
+													  EMMFDevSoundCIErrorConcealmentIntfcFrameModeRqrdForEC,
+													  KNullDesC8,
+													  retFrameModeRqrd);
+
+		// assign return values to aFrameModeRqrd. Do nothing if there is an error
+		if(result == KErrNone)
+			{
+			aFrameModeRqrd = retFrameModeRqrd();
+			}
+		}
+
+	return result;
+	}
+
+
+
+// DEMUX //	
+
+TInt CMMFErrorConcealmentIntfcDeMux::OpenInterface(TUid /*aInterfaceId*/)
+	{
+	return KErrNone;
+	}
+
+
+void CMMFErrorConcealmentIntfcDeMux::Release()
+	{
+	TUid key = iKey;
+
+	delete this;
+
+	// tell ECom to destroy us
+	REComSession::DestroyedImplementation(key);
+	}
+
+
+void CMMFErrorConcealmentIntfcDeMux::PassDestructorKey(TUid aDestructorKey)
+	{
+	// store the destructor key
+	iKey = aDestructorKey;
+	}
+
+
+void CMMFErrorConcealmentIntfcDeMux::SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget)
+	{
+	iTarget = aTarget;
+	}
+
+
+void CMMFErrorConcealmentIntfcDeMux::CompleteConstructL(MMMFDevSoundCustomInterfaceDeMuxUtility* aCustomUtility)
+	{
+	// store a pointer to the utility
+	iUtility = aCustomUtility;
+	}
+
+
+void CMMFErrorConcealmentIntfcDeMux::RefreshL()
+	{
+	// refetch the Error Concealment intfc custom interface if we already have a target
+	if (iTarget)
+		{
+		iInterfaceErrorConcealmentIntfc = static_cast <MMMFErrorConcealmentIntfc*> (iTarget->CustomInterface(KUidErrorConcealmentIntfc));
+
+		if (!iInterfaceErrorConcealmentIntfc)
+			{
+			iInterfaceErrorConcealmentIntfc = NULL;
+			User::Leave(KErrNotSupported);
+			}
+		}
+	}
+
+
+MMMFDevSoundCustomInterfaceDeMuxPlugin* CMMFErrorConcealmentIntfcDeMux::NewL()
+	{
+	CMMFErrorConcealmentIntfcDeMux* self = new (ELeave) CMMFErrorConcealmentIntfcDeMux;
+	return self;
+	}
+
+
+CMMFErrorConcealmentIntfcDeMux::CMMFErrorConcealmentIntfcDeMux()
+	{
+	}
+
+
+CMMFErrorConcealmentIntfcDeMux::~CMMFErrorConcealmentIntfcDeMux()
+	{
+	}
+
+
+TInt CMMFErrorConcealmentIntfcDeMux::DoOpenSlaveL(TUid /*aInterface*/, const TDesC8& /*aPackageBuf*/)
+	{
+	// fetch the Error Concealment intfc Hw Device custom interface
+	iInterfaceErrorConcealmentIntfc = static_cast<MMMFErrorConcealmentIntfc*> (iTarget->CustomInterface(KUidErrorConcealmentIntfc)); 
+
+	if (!iInterfaceErrorConcealmentIntfc)
+		{
+		iInterfaceErrorConcealmentIntfc = NULL;
+		User::Leave(KErrNotSupported);
+		}
+
+	return KErrNone;
+	}
+
+
+void CMMFErrorConcealmentIntfcDeMux::DoCloseSlaveL(TInt /*aHandle*/)
+	{
+	// nothing to do
+	}
+
+
+// original RMessage is supplied so that remote demux plugin can extract necessary details
+// using DeMux utility
+TInt CMMFErrorConcealmentIntfcDeMux::DoSendSlaveSyncCommandL(const RMmfIpcMessage& aMessage)
+	{
+	TMMFDevSoundCIMessageData data;
+	TInt result = KErrGeneral;
+
+	// decode message
+	iUtility->GetSyncMessageDataL(aMessage, data);
+
+	switch (data.iCommand)
+		{
+		case EMMFDevSoundCIErrorConcealmentIntfcConcealErrorForNextBuffer:
+			{
+			result = DoConcealErrorForNextBufferL();
+
+			break;
+			}
+		case EMMFDevSoundCIErrorConcealmentIntfcSetFrameMode:
+			{
+			TPckgBuf<TBool> frameModeOn; 
+			iUtility->ReadFromInputDesL(aMessage, &frameModeOn);
+			
+			result = DoSetFrameModeL(frameModeOn());
+
+			break;
+			}
+		default:
+			{
+			User::Leave(KErrNotSupported);
+			}
+		}
+
+	return result;
+	}
+
+
+// original RMessage is supplied so that remote demux plugin can extract necessary details
+// using DeMux utility
+TInt CMMFErrorConcealmentIntfcDeMux::DoSendSlaveSyncCommandResultL(const RMmfIpcMessage& aMessage)
+	{
+	TMMFDevSoundCIMessageData data;
+	TInt result = KErrGeneral;
+
+	// decode message
+	iUtility->GetSyncMessageDataL(aMessage, data);
+
+	switch (data.iCommand)
+		{
+		case EMMFDevSoundCIErrorConcealmentIntfcFrameModeRqrdForEC:
+			{
+			TPckgBuf<TBool> frameModeRqrd; 
+
+			iUtility->ReadFromInputDesL(aMessage, &frameModeRqrd);
+
+			result = DoFrameModeRqrdForECL(frameModeRqrd());
+
+			TPckgBuf<TBool> des(frameModeRqrd());
+			iUtility->WriteToOutputDesL(aMessage, des);
+
+			break;
+			}
+		default:
+			{
+			User::Leave(KErrNotSupported);
+			}
+		}
+
+	return result;
+	}
+
+
+void CMMFErrorConcealmentIntfcDeMux::DoSendSlaveAsyncCommandL(const RMmfIpcMessage& /*aMessage*/)
+	{
+	// not used in this interface
+	}
+
+
+void CMMFErrorConcealmentIntfcDeMux::DoSendSlaveAsyncCommandResultL(const RMmfIpcMessage& /*aMessage*/)
+	{
+	// not used in this interface
+	}
+
+
+// Error Concealment intfc custom interface implementation
+TInt CMMFErrorConcealmentIntfcDeMux::DoConcealErrorForNextBufferL()
+	{
+	TInt result = KErrNotFound;
+
+	if (iInterfaceErrorConcealmentIntfc)
+		{
+		result = iInterfaceErrorConcealmentIntfc->ConcealErrorForNextBuffer();
+		}
+
+	return result;
+	}
+
+
+// Error Concealment intfc custom interface implementation
+TInt CMMFErrorConcealmentIntfcDeMux::DoSetFrameModeL(TBool aFrameModeRqrd)
+	{
+	TInt result = KErrNotFound;
+
+	if (iInterfaceErrorConcealmentIntfc)
+		{
+		result = iInterfaceErrorConcealmentIntfc->SetFrameMode(aFrameModeRqrd);
+		}
+		
+	return result;
+	}
+
+
+// Error Concealment intfc custom interface implementation
+TInt CMMFErrorConcealmentIntfcDeMux::DoFrameModeRqrdForECL(TBool& aFrameModeRqrd)
+	{
+	TInt result = KErrNotFound;
+
+	if (iInterfaceErrorConcealmentIntfc)
+		{
+		result = iInterfaceErrorConcealmentIntfc->FrameModeRqrdForEC(aFrameModeRqrd);
+		}
+
+	return result;
+	}
+
+
+//
+// ImplementationTable
+//
+const TImplementationProxy ImplementationTable[] = 
+	{
+	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceErrorConcealmentIntfcMux,		CMMFErrorConcealmentIntfcMux::NewL),
+	IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceErrorConcealmentIntfcDeMux,	CMMFErrorConcealmentIntfcDeMux::NewL),
+	};
+
+//
+// ImplementationGroupProxy
+//
+EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)
+	{
+	aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy);
+
+	return ImplementationTable;
+	}
+