/**

* Copyright (c) 2006-2009 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:

*

*/

/**

 @file

 @internalComponent

*/

#if !defined(SS_DATAMON_APIEXT_H_INCLUDED)

#define SS_DATAMON_APIEXT_H_INCLUDED

#include <es_sock.h>

#include <comms-infras/ss_api_ext.h>

#include <comms-infras/api_ext_list.h>

#include <comms-infras/datamonitormessages.h>

namespace Elements

{

	class CResponseMsg;

}

namespace ESock

{

class TRequestDataTransferred;

class TRequestDataReceivedNotification;

class TRequestDataSentNotification;

/**

	Server-side data monitoring API extension.

	@internalTechnology

*/

class CDataMonitoringResponder : public CCommsApiExtIpcResponder

	{

	friend class TRequestDataTransferred;

	friend class TRequestDataReceivedNotification;

	friend class TRequestDataSentNotification;

	friend class TLegacyDataMonitoringNotificationRequest;

public:

	IMPORT_C static void DataTransferred(CDataMonitoringResponder*& aThis, TUint32 aReceivedBytes, TUint32 aSentBytes);

	IMPORT_C static void DataSentNotification(CDataMonitoringResponder*& aThis, TUint32 aSentBytes);

	IMPORT_C static void DataReceivedNotification(CDataMonitoringResponder*& aThis, TUint32 aReceivedBytes);

	IMPORT_C static void CancelRequest(CDataMonitoringResponder*& aThis);

	IMPORT_C static void Error(CDataMonitoringResponder*& aThis, TInt aError);

protected:

	CDataMonitoringResponder(Elements::RResponseMsg& aResponseMsg);

	~CDataMonitoringResponder();

	virtual void DoDataTransferred(TUint32 aReceivedBytes, TUint32 aSentBytes);

	virtual void DoDataSentNotification(TUint32 aSentBytes);

	virtual void DoDataReceivedNotification(TUint32 aReceivedBytes);

	virtual void DoCancelRequest();

private:

	IMPORT_C static CDataMonitoringResponder* NewL(Elements::RResponseMsg& aResponseMsg);

private:

	CCommsDataMonitorApiExtResp* iMsg;

	};

/**

	Interface to be implemented by entities wishing to support the retrieval

	of data monitoring information.

	@internalTechnology

*/

class ADataMonitoringProtocolReq : public AExtensionInterfaceBase<KDataMonitoringRequestMessagesImplementationUid>

	{

public:

	static const TSupportedCommsApiExt KInterfaceId = EDataMonitoringApiExt;

	virtual void RequestDataTransferred(CDataMonitoringResponder*& aResponder, TSubSessionUniqueId aClientId) = 0;

	virtual void CancelDataTransferredRequest(TSubSessionUniqueId aClientId) = 0;

	virtual void RequestDataReceivedNotification(CDataMonitoringResponder*& aResponder, TUint32 aDelta, TUint32 aReceivedBytes, TSubSessionUniqueId aClientId) = 0;

	virtual void CancelDataReceivedNotificationRequest(TSubSessionUniqueId aClientId) = 0;

	virtual void RequestDataSentNotification(CDataMonitoringResponder*& aResponder, TUint32 aDelta, TUint32 aSentBytes, TSubSessionUniqueId aClientId) = 0;

	virtual void CancelDataSentNotificationRequest(TSubSessionUniqueId aClientId) = 0;

protected:

	virtual void CancelSubscription(TSubSessionUniqueId aClientId)

		{

		CancelDataTransferredRequest(aClientId);

		CancelDataReceivedNotificationRequest(aClientId);

		CancelDataSentNotificationRequest(aClientId);

		}

	};

} //namespace ESock

#endif // SS_DATAMON_APIEXT_H_INCLUDED