// 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:

// PDP FSM implementation

// @internalTechnology

// 

//

#include "tpdpstates.h"

#include "cpdpfsm.h"

#include "cpdpfsmfactory.h"

#include "spudfsmdebuglogger.h"

#include "eteldrivernmspace.h"

#ifndef SYMBIAN_NON_SEAMLESS_NETWORK_BEARER_MOBILITY

	CPdpFsm* CPdpFsm::NewL(TContextId aPdpId, CPdpFsmFactory * aPdpFsmFactory, REtelDriverInput * aEtelDriverInput)

#else

	CPdpFsm* CPdpFsm::NewL(TContextId aPdpId, CPdpFsmFactory * aPdpFsmFactory, REtelDriverInput * aEtelDriverInput, MPdpFsmEventHandler& aPdpFsmEventHandler, SpudMan::TPdpContextType aContextType)

#endif

	{

#ifndef SYMBIAN_NON_SEAMLESS_NETWORK_BEARER_MOBILITY

	CPdpFsm* self = new(ELeave) CPdpFsm(aPdpId, aPdpFsmFactory, aEtelDriverInput);

#else

	CPdpFsm* self = new(ELeave) CPdpFsm(aPdpId, aPdpFsmFactory, aEtelDriverInput, aPdpFsmEventHandler, aContextType);

#endif

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

void CPdpFsm::ConstructL()

	{

	iContextConfig.CreateL(PdpFsm::KContextConfigBufferSize);

	iContextConfig.SetMax();

	iContextConfig.FillZ();

	}

#ifndef SYMBIAN_NON_SEAMLESS_NETWORK_BEARER_MOBILITY

CPdpFsm::CPdpFsm(TContextId aPdpId, CPdpFsmFactory * aPdpFsmFactory, REtelDriverInput * aEtelDriverInput)

#else

CPdpFsm::CPdpFsm(TContextId aPdpId, CPdpFsmFactory * aPdpFsmFactory, REtelDriverInput * aEtelDriverInput, MPdpFsmEventHandler& aPdpFsmEventHandler,SpudMan::TPdpContextType aContextType)

:iPdpFsmEventHandler(&aPdpFsmEventHandler)

#endif

// NOTE: Both pointers are valid when called - see CPdpFsmFactory and CPdpFsmInterface. 

// No other caller is expected.

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::CPdpFsm()");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	// save for later

	iPdpId = aPdpId;

	iPdpFsmFactory = aPdpFsmFactory;

	iEtelDriverInput = aEtelDriverInput;

	iContextType = aContextType;

	// we need a state

	iState = &iPdpFsmFactory->iStateInitialised;

    }

CPdpFsm::~CPdpFsm()

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::~CPdpFsm()");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	iContextConfig.Close();

	iEtelDriverInput->DeletePdp(iPdpId);

	iSessionInfo.iSessionIds.Close();	

    }

TInt CPdpFsm::Input (const TInt aOperation, const TInt aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Input()");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

#ifdef _DEBUG // NOT DEBUGRELEASE

	SPUDFSMVERBOSE_LOG1(_L("State : %S"), &iState->iName);

#endif	

	SPUDFSM_LOG3(_L("Pdp ID %d, State '%S', Operation '%S'"),iPdpId, &iState->iName, iState->LogOperation(*this, aOperation));

	return iState->Input (*this, aOperation, aParam);

    }

#ifdef SYMBIAN_NETWORKING_UMTSR5

void CPdpFsm::Get(RPacketQoS::TQoSR5Requested& aParam)

{

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Get(QoSR5Req)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	ASSERT(iQosRequested.ExtensionId() == TPacketDataConfigBase::KConfigRel5);

	aParam = iQosRequested.RequestedQoSR5();

}

void CPdpFsm::Get(RPacketQoS::TQoSR5Negotiated& aParam)

{

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Get(QoSR5Neg)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	ASSERT(iQosNegotiated.ExtensionId() == TPacketDataConfigBase::KConfigRel5);

	aParam = iQosNegotiated.NegotiatedQoSR5();

}

#else

// !SYMBIAN_NETWORKING_UMTSR5

void CPdpFsm::Get(RPacketQoS::TQoSR99_R4Requested& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Get(QosReq)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	aParam = iQosRequested.RequestedQoSR99_R4();

    }

void CPdpFsm::Get(RPacketQoS::TQoSR99_R4Negotiated& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Get(QoSNeg)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	aParam = iQosNegotiated.NegotiatedQoSR99_R4();

    }

#endif

// SYMBIAN_NETWORKING_UMTSR5

void CPdpFsm::Get(TTFTInfo& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Get(TFTInfo)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	aParam = iTFT;

    }

void CPdpFsm::Get(TTFTOperationCode& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Get(TFTOperationCode)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	aParam = iTFTOperationCode;

    }

void CPdpFsm::Get(RPacketContext::TDataChannelV2& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Get(RPacketContext::TDataChannelV2)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	aParam = iDataChannelV2;

    }

void CPdpFsm::Get(TPacketDataConfigBase& aParam)

	{

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Get(TPacketDataConfigBase)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	TInt rel = GetContextConfigAs<TPacketDataConfigBase>().ExtensionId();

	if (rel == 0)

		{

    		// buffer has not been initialised yet

    		InitialiseContextConfig(aParam.ExtensionId());

    		}

	switch (rel)

    		{

    		case TPacketDataConfigBase::KConfigGPRS:

			Mem::Copy(&aParam, const_cast<TUint8*>(iContextConfig.Ptr()), sizeof(RPacketContext::TContextConfigGPRS));

			break;

    		case TPacketDataConfigBase::KConfigRel99Rel4:

			Mem::Copy(&aParam, const_cast<TUint8*>(iContextConfig.Ptr()), sizeof(RPacketContext::TContextConfigR99_R4));

        		break;

    		case TPacketDataConfigBase::KConfigRel5:

			Mem::Copy(&aParam, const_cast<TUint8*>(iContextConfig.Ptr()), sizeof(RPacketContext::TContextConfig_R5));

			break;

		}

    	}

void CPdpFsm::Get(RPacketContext::TContextStatus& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Get(RPacketContext::TContextStatus)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	aParam = iContextStatus;

    }

#ifdef SYMBIAN_NETWORKING_UMTSR5

void CPdpFsm::Set(const RPacketQoS::TQoSR5Requested& aParam)

{

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Set(QoSR5Req)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	iQosRequested = aParam;

}

void CPdpFsm::Set(const RPacketQoS::TQoSR5Negotiated& aParam)

{

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Set(QoSR5Neg)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	iQosNegotiated = aParam;

}

#else

// !SYMBIAN_NETWORKING_UMTSR5

void CPdpFsm::Set(const RPacketQoS::TQoSR99_R4Requested& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Set(QoSReq)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	iQosRequested = aParam;

    }

void CPdpFsm::Set(const RPacketQoS::TQoSR99_R4Negotiated& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Set(QoSNeg)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	iQosNegotiated = aParam;

    }

#endif 

// SYMBIAN_NETWORKING_UMTSR5

void CPdpFsm::Set(const TTFTInfo& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Set(TFT)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	iTFT = aParam;

    }

void CPdpFsm::Set(const TTFTOperationCode& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Set(TFTOperationCode)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	iTFTOperationCode = aParam;

    }

void CPdpFsm::Set(const RPacketContext::TDataChannelV2& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Set(RPacketContext::TDataChannelV2)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	iDataChannelV2 = aParam;

    }

void CPdpFsm::Set(const RPacketContext::TContextStatus& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Set(RPacketContext::TContextStatus)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	iContextStatus = aParam;

    }

void CPdpFsm::Set(const TPacketDataConfigBase& aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Set(RPacketContext::TContextConfigGPRS)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	switch ((const_cast<TPacketDataConfigBase&>(aParam)).ExtensionId())

	    {

	    case TPacketDataConfigBase::KConfigGPRS:

	        Mem::Copy(const_cast<TUint8*>(iContextConfig.Ptr()), &aParam, sizeof(RPacketContext::TContextConfigGPRS));

	        break;

	    case TPacketDataConfigBase::KConfigRel99Rel4:

	        Mem::Copy(const_cast<TUint8*>(iContextConfig.Ptr()), &aParam, sizeof(RPacketContext::TContextConfigR99_R4));

	        break;

	    case TPacketDataConfigBase::KConfigRel5:

	        Mem::Copy(const_cast<TUint8*>(iContextConfig.Ptr()), &aParam, sizeof(RPacketContext::TContextConfig_R5));

	        break;

	    }

    }

#ifdef SYMBIAN_NON_SEAMLESS_NETWORK_BEARER_MOBILITY	

void CPdpFsm::Set(MPdpFsmEventHandler& aPdpFsmEventHandler)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::Set(MPdpFsmEventHandler&)");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	if (iPdpFsmEventHandler)

    	{

    	iPdpFsmEventHandler->Event(KContextDeleteEvent, KErrAbort);

    	}

	iPdpFsmEventHandler = &aPdpFsmEventHandler;

    }

#endif  

void CPdpFsm::EtelInput (EtelDriver::TEtelInput aOperation)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::EtelInput");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	iEtelDriverInput->Input (iPdpId, aOperation);

    }

void CPdpFsm::EtelCancel (void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::EtelCancel");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	iEtelDriverInput->CancelPdp (iPdpId);

    }

void CPdpFsm::SpudInput (TInt aNotification, TInt aParam)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::SpudInput");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

#ifndef SYMBIAN_NON_SEAMLESS_NETWORK_BEARER_MOBILITY	

	iPdpFsmFactory->SpudInput (iPdpId, aNotification, aParam);

#else

    ASSERT(iPdpFsmEventHandler);

    iPdpFsmEventHandler->Event(aNotification, aParam);

#endif

    }

// state change members

void CPdpFsm::ChangeStateToInitialised(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToInitialised");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : Initialised"));

	iState = &iPdpFsmFactory->iStateInitialised;

    }

void CPdpFsm::ChangeStateToOpeningPhone(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToOpeningPhone");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : OpeningPhone"));

	iState = &iPdpFsmFactory->iStateOpeningPhone;

    }

void CPdpFsm::ChangeStateToCreatingPrimary(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToCreatingPrimary");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : CreatingPrimary"));

	iState = &iPdpFsmFactory->iStateCreatingPrimary;

    }

void CPdpFsm::ChangeStateToActivatingPrimary(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToActivatingPrimary");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : ActivatingPrimary"));

	iState = &iPdpFsmFactory->iStateActivatingPrimary;

    }

void CPdpFsm::ChangeStateToCreatingSecondary(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToCreatingSecondary");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : CreatingSecondary"));

	iState = &iPdpFsmFactory->iStateCreatingSecondary;

    }

void CPdpFsm::ChangeStateToCreatedSecondary(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToCreatedSecondary");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : CreatedSecondary"));

	iState = &iPdpFsmFactory->iStateCreatedSecondary;

    }

void CPdpFsm::ChangeStateToSettingTFT(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToSettingTFT");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : SettingTFT"));

	iState = &iPdpFsmFactory->iStateSettingTFT;

    }

void CPdpFsm::ChangeStateToSettingQoS(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToSettingQoS");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : SettingQoS"));

	iState = &iPdpFsmFactory->iStateSettingQoS;

    }

void CPdpFsm::ChangeStateToActivatingSecondary(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToActivatingSecondary");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : ActivatingSecondary"));

	iState = &iPdpFsmFactory->iStateActivatingSecondary;

    }

void CPdpFsm::ChangeStateToOpen(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToOpen");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : Open"));

	iState = &iPdpFsmFactory->iStateOpen;

    }

void CPdpFsm::ChangeStateToChangingQoS(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToChangingQoS");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : ChangingQoS"));

	iState = &iPdpFsmFactory->iStateChangingQoS;

    }

void CPdpFsm::ChangeStateToChangingTFT(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToChangingTFT");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : ChangingTFT"));

	iState = &iPdpFsmFactory->iStateChangingTFT;

    }

void CPdpFsm::ChangeStateToGettingNegQoS(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToGettingNegQoS");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : GettingNegQoS"));

	iState = &iPdpFsmFactory->iStateGettingNegQoS;

    }

void CPdpFsm::ChangeStateToModifingActive(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToModifingActive");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : ModifingActive"));

	iState = &iPdpFsmFactory->iStateModifyingActive;

    }

void CPdpFsm::ChangeStateToSuspended(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToSuspended");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : Suspended"));

	iState = &iPdpFsmFactory->iStateSuspended;

    }

void CPdpFsm::ChangeStateToClosing(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToClosing");

	SPUDFSMVERBOSE_LOG1(_L("Pdp ID %d"),iPdpId);

	SPUDFSM_LOG(_L("New State : Closing"));

	iState = &iPdpFsmFactory->iStateClosing;

    }

void CPdpFsm::ChangeStateToStopping(void)

    {

	SPUDFSMVERBOSE_FNLOG("CPdpFsm::ChangeStateToStopping");