sl@0: #ifndef __SNTPCLIENTENGINE_H__
sl@0: #define __SNTPCLIENTENGINE_H__/*
sl@0: * Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of the License "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description: 
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: #include <e32base.h>
sl@0: #include <es_sock.h>
sl@0: #include <in_sock.h>
sl@0: 
sl@0: #include "commandlineargs.h"
sl@0: 
sl@0: enum TSNTPClientState {
sl@0: 	EStateIdle = 0,
sl@0: 	EStateResolve,
sl@0: 	EStateWrite,
sl@0: 	EStateRead,
sl@0: 	EStateComplete,
sl@0: 	EStateFailed,
sl@0: 	EStateAborted
sl@0: 	};
sl@0: 
sl@0: class MTimeOutNotify
sl@0: 	{
sl@0: public:
sl@0: 	virtual void TimerExpired() = 0;
sl@0: 	};
sl@0: 	
sl@0: // timeout handler
sl@0: 
sl@0: class CTimeOutTimer: public CTimer
sl@0: 	{
sl@0: public:
sl@0: 	static CTimeOutTimer* NewL(const TInt aPriority, MTimeOutNotify& aTimeOutNotify);
sl@0: 	~CTimeOutTimer();
sl@0: 
sl@0: protected:
sl@0:     CTimeOutTimer(const TInt aPriority);
sl@0: 	void ConstructL(MTimeOutNotify& aTimeOutNotify);
sl@0:     virtual void RunL();
sl@0: 
sl@0: private:
sl@0: 	MTimeOutNotify* iNotify;
sl@0: 	};
sl@0: 	
sl@0: // The main client engine
sl@0: 	
sl@0: class CSNTPClient : public CActive, public MTimeOutNotify
sl@0: 	{
sl@0: 
sl@0: public:
sl@0: 	static CSNTPClient* NewL(TCommandLineArgs& aArgs);
sl@0: 	static CSNTPClient* NewLC(TCommandLineArgs& aArgs);
sl@0: 	
sl@0: 	TSNTPClientState State();
sl@0: 	void Start();
sl@0: 	
sl@0: 	~CSNTPClient();
sl@0: 	
sl@0: private:
sl@0: 	CSNTPClient(TCommandLineArgs& aArgs);
sl@0: 
sl@0: 	void ConstructL();
sl@0: 	
sl@0: 	/* CActive methods */
sl@0: 	void RunL();
sl@0: 	void DoCancel();
sl@0: 	TInt RunError(TInt aError);
sl@0: 	
sl@0: 	/* MTimeOutNotify methods */
sl@0: 	void TimerExpired();
sl@0: 	
sl@0: 	void SetTimeL(); 
sl@0: 	
sl@0: private:
sl@0: 	RSocketServ	iSockServ;
sl@0: 	RSocket iSock;
sl@0: 	RHostResolver iResolver;
sl@0: 
sl@0: 	TCommandLineArgs& iArgs;
sl@0: 	TSNTPClientState iState;
sl@0: 	TNameEntry iNameEntry;
sl@0: 	
sl@0: 	CTimeOutTimer* iTimer;
sl@0: 	
sl@0: 	// An NTP packet is exactly 48 bytes
sl@0: 	TBuf8<48> iBuffer;
sl@0: 	
sl@0: 	TInt iServerIndex;
sl@0: 	};
sl@0: 
sl@0: 
sl@0: 
sl@0: #endif /* _SNTPCLIENTENGINE_H__ */