// 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:

// popservermtm module header

// 

//

/**

 @file

 @internalComponent

 @released

*/

#ifndef __POPS_H__

#define __POPS_H__

#include <e32base.h>

#include <imsk.h>

#include <msvstd.h>

#include <cimcaf.h>

class CImPop3Settings;

class CPop3IdleTimer;

class CImIAPPreferences;

class CImPop3Capa;

#if (defined SYMBIAN_EMAIL_CAPABILITY_SUPPORT)

class CPopAuthMechanismHelper;

#endif

const TInt KImPopSessionPriority = 1;

//

// CImPop3Session

//

// A Pop3 Session

//

//

class CImPop3Session : public CMsgActive

    {

public:

	static CImPop3Session* NewL(RSocketServ& aServ, CImConnect& aConnect);

	~CImPop3Session();		// destructor kills socket server

	void ConnectL(CImPop3Settings* aPopSettings, const CImIAPPreferences& aPrefs,TRequestStatus& aStatus);

	void Quit(TRequestStatus&);

	void Waiting(TRequestStatus&);

	void SetMessageArray(TInt32* aIdArray, TUint aNoMessages);

	TInt32* MessageArray();

	TInt GetNumMessages();

	TInt MessageNo(TMsvId);

	CImTextServerSession* TextServerSession();

	void SetPending();

	TBool IsPending();

	void SetOpNotPending();

	TBool IsConnectedToInternet();

	CImCaf* GetCafL(RFs& aFs);

	TBool PipeliningSupport();

private:

	CImPop3Session();	// constructor

	void ConstructL(RSocketServ& aServ, CImConnect& aConnect);

	void DoRunL();

	void DoCancel();

	void DoComplete(TInt&);

    void ChangeStateL();				// the state machine engine

	void ConstructApopL();

	void SetOpPending();

	TInt GetPopError();

	void GetCapabilitiesL();

#if (defined SYMBIAN_EMAIL_CAPABILITY_SUPPORT)

	void SelectAuthExtensionProfileL();

#endif	

private:

	enum				// States of "session" state machine

		{

		EConnectingToPop,

		EPopCapabilities,

#if (defined SYMBIAN_EMAIL_CAPABILITY_SUPPORT)

		ESaslAuthInProgress,

		ESaslAuthIsDone,

#endif		

		EWaitingForReply,

		EAuthorisingUser,

		EAuthorisingPass,

		EAuthorisingApop,

		EPopConnected,

		EStopPop,

		ERequestingTLS,

		ESettingTLS,

		ELoggingEvent

		};

private:

	TInt				iState;

	TInt				iNextState;

	TInt				iCompleted;

	TBool				iOpPending;

	TBool				iSocketConnected;

	HBufC8*				iPopApop;

	HBufC8*				iConnectReply;

	CImPop3Settings*	iPopSettings;

	TInt				iNoMessages;

	TInt32*				iIdTab;

    CImTextServerSession*			iSocket;

	CImCaf*				iCaf;

	CImPop3Capa*		iPopCapabilities;

	TBuf8<KImMailMaxBufferSize>	iResponseBuffer;

#if (defined SYMBIAN_EMAIL_CAPABILITY_SUPPORT)

	TBool iSaslAuthLogin;

	CPopAuthMechanismHelper* iPopAuthHelper;

#endif

public:

	TInt MaxHeaders();

    };

#endif