// 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:

// PPP MCpr

// 

//

/**

 @file

 @internalComponent

*/

#include <comms-infras/ss_log.h>

#include <comms-infras/agentmcpractivities.h>

#include <comms-infras/coremcpractivities.h>

#include <comms-infras/ss_tiermanagerutils.h>

#include "pppmcpr.h"

#include "pppmcprstates.h"

#include "csdavailabilitylistener.h"

#include <comms-infras/ss_msgintercept.h>

using namespace Messages;

using namespace MeshMachine;

using namespace ESock;

using namespace NetStateMachine;

using namespace MCprActivities;

#if defined __CFLOG_ACTIVE || defined SYMBIAN_TRACE_ENABLE

#define KPppMCprTag KESockMetaConnectionTag

_LIT8(KPppMCprSubTag, "PppMCpr");

#endif

// No Bearer Activity

namespace PppMCprNoBearerActivity

{

DECLARE_DEFINE_NODEACTIVITY(ECFActivityNoBearer, PppMCprNoBearer, TCFControlProvider::TNoBearer)

	FIRST_NODEACTIVITY_ENTRY(CoreNetStates::TAwaitingNoBearer, MeshMachine::TNoTag)

	LAST_NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendBearer)

NODEACTIVITY_END()

}

// Activity Map

namespace PppMCprStates

{

DECLARE_DEFINE_ACTIVITY_MAP(stateMap)

	ACTIVITY_MAP_ENTRY(PppMCprNoBearerActivity, PppMCprNoBearer)

ACTIVITY_MAP_END_BASE(AgentMCprActivities, agentMCprActivities)

} // namespace PppMCprStates

//-=========================================================

//

//CPppMetaConnectionProvider implementation

//

//-=========================================================

CPppMetaConnectionProvider* CPppMetaConnectionProvider::NewL(ESock::CMetaConnectionProviderFactoryBase& aFactory,

                                                             const ESock::TProviderInfo& aProviderInfo)

    {

    // coverity[alloc_fn] coverity[alias] coverity[assign]

    CPppMetaConnectionProvider* self = new (ELeave) CPppMetaConnectionProvider(aFactory,aProviderInfo,PppMCprStates::stateMap::Self());

    // coverity[push]

    CleanupStack::PushL(self);

    // coverity[alias] coverity[double_push]

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

void CPppMetaConnectionProvider::ConstructL()

    {

    CAgentMetaConnectionProvider::ConstructL();

    SetAccessPointConfigFromDbL();

    }

CPppMetaConnectionProvider::CPppMetaConnectionProvider(CMetaConnectionProviderFactoryBase& aFactory,

                                                       const ESock::TProviderInfo& aProviderInfo,

                                                       const MeshMachine::TNodeActivityMap& aActivityMap)

:	CAgentMetaConnectionProvider(aFactory,aProviderInfo,aActivityMap)

	{

	LOG_NODE_CREATE(KPppMCprSubTag, CPppMetaConnectionProvider);

	}

CPppMetaConnectionProvider::~CPppMetaConnectionProvider()

	{

	// Clean up the Agent Notification Handler

	SetAgentNotificationHandlerL(NULL);

	delete iAgentHandler;

	CPppMetaConnectionProvider::CancelAvailabilityMonitoring(); //Don't call virtual for obvious reasons!

	LOG_NODE_DESTROY(KPppMCprSubTag, CPppMetaConnectionProvider);

	}

void CPppMetaConnectionProvider::ReceivedL(const TRuntimeCtxId& aSender, const TNodeId& aRecipient, TSignatureBase& aMessage)

	{

	__CFLOG_VAR((KPppMCprTag, KPppMCprSubTag, _L8("CPppMetaConnectionProvider %08x:\tReceivedL() aCFMessage=%d"),

	  this, aMessage.MessageId().MessageId()));

	ESOCK_DEBUG_MESSAGE_INTERCEPT(aSender, aMessage, aRecipient);

	TNodeContext<CPppMetaConnectionProvider> ctx(*this, aMessage, aSender, aRecipient);

	CCoreMetaConnectionProvider::Received(ctx);

	User::LeaveIfError(ctx.iReturn);

	}

void CPppMetaConnectionProvider::CleanupCloseIapView(TAny* aThis)

	{

	reinterpret_cast<CPppMetaConnectionProvider*>(aThis)->CloseIapView();

	}

void CPppMetaConnectionProvider::SetAccessPointConfigFromDbL()

	{

	// Its necessary here to check whether the mcpr has already been provisioned, because it may be still

	// lingering because of a previous connection start

	if (AccessPointConfig().FindExtension(CBCAProvision::TypeId()))

		{

		ASSERT(AccessPointConfig().FindExtension(CIPConfig::TypeId()));

		ASSERT(AccessPointConfig().FindExtension(CPppLcpConfig::TypeId()));

		ASSERT(AccessPointConfig().FindExtension(CPppAuthConfig::TypeId()));

		ASSERT(AccessPointConfig().FindExtension(CPppTsyConfig::TypeId()));

		return;

		}

    RMetaExtensionContainer mec;

    mec.Open(AccessPointConfig());

    CleanupClosePushL(mec);

	CCommsDatIapView* iapView = OpenIapViewLC();

	// Presumptions:

	// - none of the extensions can already exist in the AccessPointConfig array.  AppendExtensionL()

	//   is presumed to panic if adding the same extension a second time.

	// - if we have added several extensions to the AccessPointConfig array before getting a failure

	//   and leaving, it is presumed that the MCPr will be destroyed and AccessPointConfig destructor

	//   will clean up the extensions immediately afterwards.

	mec.AppendExtensionL(CBCAProvision::NewLC(iapView));

	CleanupStack::Pop(); //Ownership with the list

	mec.AppendExtensionL(CIPConfig::NewLC(iapView));

	CleanupStack::Pop(); //Ownership with the list

	mec.AppendExtensionL(CPppLcpConfig::NewLC(iapView));

	CleanupStack::Pop(); //Ownership with the list

	mec.AppendExtensionL(CPppAuthConfig::NewLC(iapView));

	CleanupStack::Pop(); //Ownership with the list

	mec.AppendExtensionL(CPppTsyConfig::NewLC(iapView));

	CleanupStack::Pop(); //Ownership with the list

	CleanupStack::PopAndDestroy();			// CloseIapView();

	iAccessPointConfig.Close();

	iAccessPointConfig.Open(mec);

	CleanupStack::PopAndDestroy(&mec);

	// Add the Agent Notification Handler.

	ASSERT(iAgentHandler == NULL);

	iAgentHandler = CPppAgentNotificationHandler::NewL();				// ownership retained

	SetAgentNotificationHandlerL(iAgentHandler);

	}

void CPppMetaConnectionProvider::StartAvailabilityMonitoringL(const TNodeCtxId& aAvailabilityActivity)

	{

	ASSERT(iAvailabilityListener==NULL); //Only one start allowed from the av activity!

	const CPppTsyConfig& config = static_cast<const CPppTsyConfig&>(AccessPointConfig().FindExtensionL(STypeId::CreateSTypeId(CPppTsyConfig::EUid, CPppTsyConfig::ETypeId)));

	iAvailabilityListener = CCsdAvailabilityListener::NewL(aAvailabilityActivity, config, ProviderInfo().APId());

	AddClientL(iAvailabilityListener->Id(), TClientType(TCFClientType::ERegistrar, TCFClientType::EAvailabilityProvider));

	}

void CPppMetaConnectionProvider::CancelAvailabilityMonitoring()

	{

	if (iAvailabilityListener)

		{

		RemoveClient(iAvailabilityListener->Id());

		iAvailabilityListener = NULL; //iAvailabilityListener will delete itself when cancelled from the availability activity

		}

	}

CPppAgentNotificationHandler* CPppAgentNotificationHandler::NewL ()

   {

   return new (ELeave)CPppAgentNotificationHandler();

   }

CPppAgentNotificationHandler::CPppAgentNotificationHandler()

   {

   }

/**

Upcall from the Agent

*/

void CPppAgentNotificationHandler::ConnectCompleteL()

	{

	TBool pop = EFalse;

	CPppProvisionInfo* pppInfo = const_cast<CPppProvisionInfo*>(static_cast<const CPppProvisionInfo*>(GetExtension(STypeId::CreateSTypeId(CPppProvisionInfo::EUid, CPppProvisionInfo::ETypeId))));

	if (!pppInfo) // not provisioned yet

		{

		pppInfo = new (ELeave) CPppProvisionInfo;

		CleanupStack::PushL(pppInfo);

		pop = ETrue;

		}

	const TInt KMaxExcessData = 1503 * 2; // from PPP HDLC

	RBuf8 excessData;

	CleanupClosePushL(excessData);

	excessData.CreateL(KMaxExcessData);

	(void)ReadExcessData(excessData);

	User::LeaveIfError(pppInfo->SetExcessData(excessData));

	CleanupStack::PopAndDestroy(&excessData);

	pppInfo->SetIsDialIn(QueryIsDialIn());

	if (pop)

		{

		AppendExtensionL(pppInfo);

		CleanupStack::Pop(pppInfo);

		}

	}