/**

*   Copyright (c) 2010 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:

*   Header file TunDriver Agent

* 

*

*/

/**

 @file tundriveragent.h

 @internalTechnology

*/

#if !defined __TUNDRIVERAGT_H__

#define __TUNDRIVERAGT_H__

#include <comms-infras/cagentbase.h>

#include <comms-infras/agentmessages.h>

#include "tundriveragtprog.h"

#ifndef SYMBIAN_ENABLE_SPLIT_HEADERS

#include <comms-infras/nifprvar_internal.h>

#include <nifman_internal.h>

#endif

const TInt KMajorVersionNumber=1; //< TunDriver Agent MajorVersionNumber

const TInt KMinorVersionNumber=0; //< TunDriver Agent MinorVersionNumber

const TInt KBuildVersionNumber=1; //< TunDriver Agent BuildVersionNumber

_LIT(KTunDriverAgentName,"tundriveragt"); //< Name of the TunDriver Agent

class CTunDriverAgentFactory : public CNifAgentFactory

/**

A Factory for creating a TunDriverAgent

@internalComponent  

*/

	{

protected:

	void InstallL();

	CNifAgentBase *NewAgentL(const TDesC& aName);

	TInt Info(TNifAgentInfo& aInfo, TInt aIndex) const;

	};

class CTunDriverAgent : public CAgentBase

/**

The CTunDriverAgent class owns a CAsyncCallback , which is used to control the asynchronous 

ServiceStarted() and DisconnectComplete() call from the Agent to Nifman.

@internalComponent

*/

	{

public:

	static CTunDriverAgent* NewL();

	virtual ~CTunDriverAgent();

protected:

	void ConstructL();

	CTunDriverAgent();

public:

	// from CNifAgentBase

	void Info(TNifAgentInfo& aInfo) const;

	void Connect(TAgentConnectType aType);

	void Connect(TAgentConnectType aType, CStoreableOverrideSettings* aOverrideSettings);

	void CancelConnect();

	void Disconnect(TInt aReason);

	void ServiceStarted(TInt aError);

	void ConnectionComplete(TInt aError);

	void DisconnectionComplete();

	TInt GetExcessData(TDes8& aBuffer);

	TInt Notification(TNifToAgentEventType aEvent, TAny* aInfo);

	void GetLastError(TInt& aError);

	TBool IsReconnect() const {return (ETrue);};

	TInt IncomingConnectionReceived();

private:

	static TInt ServiceStartedCb(TAny* aThisPtr);

	static TInt ConnectCompleteCb(TAny* aThisPtr);

	static TInt DisconnectCompleteCb(TAny* aThisPtr);

private:

	CAsyncCallBack iServiceStartedCallback;

	CAsyncCallBack iConnectCompleteCallback;

	CAsyncCallBack iDisconnectCallback;

	TBool iConnected;

	TBool iCancelled;

	/** An integer to keep last error code in memory. */

	TInt  iLastErrorCode;

	/** Boolean to define wether disconnecting operation is ongoing */

	TBool iDisconnecting;

	TTunDriverAgentProgress iAgentProgress;

	};

#endif // _TUNDRIVERAGT_H