// Copyright (c) 2004-2009 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:

// pingmodel.h - icmp echo client engine

//

/**

 @internalComponent

*/

#ifndef __ENGINE_H

#define __ENGINE_H

#include <es_sock.h>

#include <in_sock.h>

//#include <nifmbuf.h>

const TInt KHostNameLimit = 80;

class CNslookupContainer;

const TUint KPingQuiet			= 0x01;

const TUint KPingVerbose		= 0x02;

const TUint KPingPackLimit		= 0x04;

const TUint KPingDebug			= 0x08;

//Contains engine's saved preferences

class TPreferences

	{

public:

	TBuf<80> iHostname;

	};

class CNslookup : public CActive

	{

public:

	CNslookup();

	~CNslookup();

	void ConstructL(const TPreferences& aPref);

	//return the current preferences

	void GetPreferences(TPreferences &aPref) const;

	static void DefaultPreferences(TPreferences &aPref);

	void SetConsole(CNslookupContainer *aConsole);

	const TDesC* GetHostName() const;

	void SetHostName(const TDes& ahostname);

	void EndNslookup();

	TBool IsRunning() const;

	void BeginL();

protected:

	void RunL();    //Segment of code to execute

	void DoCancel();        //Stops Execution of Ping

private:

	void DisableRemoteLink();

	void Error(const TDesC& string, TInt error);

	void Stop();

	/**

	* Outputs some text about the Resolver Query() response to the console

	*/

	void QueryResponse();

private:

    CNslookupContainer *iConsole;

	RSocketServ iSockServ;			// Socket Server

	RHostResolver iHostResolv;		// Resolver

	TBuf<KHostNameLimit> iHostname;	// Contains name to resolve

	TInetAddr iAddress;				// Address to reverse

	TInt iCount;					// Successful resolves.

	TNameEntry iEntry;	//contains address resolution data

	TBuf8<1024> iResult;

public:

	TInetAddr iHostAddr;		//Address to Ping

	TUint		iQueryType;		//< Query type select from the dialog choice list.

	TBool		iShowSource;	//< Show source address for each resolved address.

	};

#endif