/*

* Copyright (c) 2003 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:

*

*/

#ifndef _TELRESOL_H_

#define _TELRESOL_H_

#include <telsess.h>

class MTelnetResolver

/**

@internalComponent

*/

	{

 public:

	virtual void ResolverConnectedL() = 0;

	virtual void ResolverDisconnected() = 0;

	virtual void ResolverError(TInt aError) = 0;

	};

NONSHARABLE_CLASS(CTelnetResolver) : public CActive

/**

@internalComponent

*/

	{

 public:

	enum TResolverState 

        {

		EDisconnected,ELookingUp,EConnecting,EConnected,EShuttingDown,EDisconnecting,EErrorState

        };

	enum TEvent

        {

		ENone,EDoDisconnect,EEofDetected,EErrorEvent

        };

 public:

	static CTelnetResolver* NewL(MTelnetResolver* aNotifier);

	void ConstructL(MTelnetResolver* aNotifier);

	TInt	 State(){return(iState);}

	RSocket* Socket(){return(&iSocket);}

	TInt IssueConnect(const TDesC& aServerName, TUint aPort);

	TInt IssueConnect(const TInetAddr& aInetAddr, TUint aPort);

	TInt IssueDisconnect();

	void HandleEof();

	void DoCancel();

	void RunL();

	void Event();

	CTelnetResolver();

	~CTelnetResolver();

	void TriggerActive(const TEvent aEvent);

 private:

	RSocketServ iSocketServ;

	RHostResolver iResolver;

	RSocket iSocket;

	TInetAddr iHostAddr;

	TNameEntry iNameEntry;

	TNameRecord iNameRecord;

	TBuf<256> iServerName;

	TResolverState iState;

	TEvent iEvent;

	MTelnetResolver* iNotify;

	};

#endif