// Copyright (c) 2003-2010 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:

// Dial Up State Machine

// 

//

/**

 @file Nd_dlup.cpp 

*/

#include "OstTraceDefinitions.h"

#ifdef OST_TRACE_COMPILER_IN_USE

#include "ND_DLUPTraces.h"

#endif

#include "ND_DLUP.H"

#include "ND_ETEL.H"

#include "ND_SCR.H"

#include <comms-infras/dialogprocessor.h>

#include <comms-infras/eventlogger.h>

#include "ND_DBACC.H"

#include "ND_STD.H"

#include "Nd_dlupStates.h"

#include <comms-infras/nifprvar.h>

CDlUpAgXSM* CDlUpAgXSM::NewL(MAgentNotify& aObserver, CDialogProcessor* aDlgPrc, CCommsDbAccess& aDbAccess)

/**

Dial Up state machine

2 phased constructor, first phase.

@param aObserver a reference to state machine observer.

@param aDlgPrc a pointer to dialog processor.

@param aDbAccess a referecen to CommDB accessor

@exception Leaves if ConstructL() leaves, or not enough memory is available.

@return a new CDlUpAgXSM object.

*/

	{

	CDlUpAgXSM* r=new(ELeave) CDlUpAgXSM(aObserver,aDlgPrc,aDbAccess);

	CleanupStack::PushL(r);

	r->ConstructL();

	CleanupStack::Pop();

	return r;

	}

CDlUpAgXSM::CDlUpAgXSM(MAgentNotify& aObserver, CDialogProcessor* aDlgPrc, CCommsDbAccess& aDbAccess)

	: CNetdialSM(aObserver,aDlgPrc,aDbAccess)

/**

Private constructor used in the first phase of construction.

@param aObserver a reference to state machine observer.

@param aDlgPrc a pointer to the dialog processor.

@param aDbAccess a reference to the database accessor.

*/

	{}

CDlUpAgXSM::~CDlUpAgXSM()

/**

Destructor. Cancels active requests.

*/

	{

	Cancel();

	}

void CDlUpAgXSM::ConstructL()

/**

Private constructor used in the first phase of construction.

Calls base call constructor CNetdialSM::ConstructL() and calls CDlUpInit::NewL().

@exception Leaves if CNetdialSM::ConstructL() or dial up init state creation leaves.

*/

	{

	CNetdialSM::ConstructL();

	//Start off the state machine by instantiating an Initial state

	//which contains little functionality

	iState=CDlUpInit::NewL(*this,*this);

	}

void CDlUpAgXSM::SetUpScriptL()

/**

Setups scripts for dialup connection

Loans dataport from ETel server.

Gets script details from CommDB accessor by calling GetScriptDetailsL().

If script is not used, sets iUseScript to EFalse.

Creates CNetDialScript.

@exception Leaves if GetCommPortL(), GetScriptDetailsL() or NewL() leaves.

*/

	{

	RCall::TCommPort commPort;

	iTelServer->GetCommPortL(commPort);

	TCommRole role;

	iDbAccess->GetCommPortRoleL(role);

	TInt len;

	iDbAccess->GetScriptDetailsL(iUseScript,len);

	if (!iUseScript || len==0)	

		{		// set them consistently

		iUseScript=EFalse;

		}

		iNdScript=CNetDialScript::NewL(iDbAccess,iDlgPrc,commPort,role,len);	// create it whatever because we need other stuff

	}

TInt CDlUpAgXSM::Notification(TNifToAgentEventType aEvent, TAny* /*aInfo*/)

/**

Act on / reply to NifMan's notification requests

*/

	{

	switch (aEvent)

		{

	case ENifToAgentEventTypePPPCallbackGranted:

		{

		OstTraceDef0(OST_TRACE_CATEGORY_DEBUG, TRACE_INTERNALS, CDLUPAGXSM_NOTIFICATION_1, "NetDial:\tCallback Request Granted");

		return KErrNone;

		}

	case ENifToAgentEventTypeQueryIsDialIn:

		{

		if(iCallBack)

			{

			return ENDDialTypeCallBackDialIn;

			}

		else

			{

			return ENDDialTypeDialOut;

			}

		}

	case ENifToAgentEventTypeLinkLayerDown:

		{

		// stop the logging, the connection has been dropped

		Logger()->LogDataUpdateEvent(R_LOG_CON_DISCONNECTED, KLogDataEventTypeUid);

		// does nothing if logging not started

		return KErrNone;

		}

	default:

		return KErrNone;

		}

	}

TInt CDlUpAgXSM::IncomingConnectionReceived()

/**

Incoming connection is not supported in dial up.

*/

	{	

	return KErrNotSupported;

	}