// Copyright (c) 2000-2009 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:

//

#include <commdb.h>

#include <wapmessage.h>

#include "ConnMan.h"

// Comment out the following define to use PPP - crashes program in WINS if 

// either RAS is not set up or theres no means of connecting to a phone!  

#define __USE_REAL_PPP_CONNECTION

/**

 * Factory construction method

 * Use this method to allocate and construct a new CConnectionManager object

 * @param aLog 

 *			in: a interface for run-time logging

 * @return  CConnectionManager*  - pointer to newly instantiated object

 */

CConnectionManager* CConnectionManager::NewL(MWapPushLog& aLog)

	{

	CConnectionManager* self = new (ELeave) CConnectionManager(aLog);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(); //self

	return self;

	}

/**

 * Constructor

 * @param aLog a interface for run-time logging

 */

CConnectionManager::CConnectionManager(MWapPushLog& aLog) :	

	CActive(CActive::EPriorityStandard), 

	iLog(aLog),

	iConnectionExists(EFalse)

	{

	}

/**

 * Destructor. Deletes the queue of CO Watchers, and 

 * closes the PPP connection.

 */

CConnectionManager::~CConnectionManager()

	{

	__LOG_DEBUG("CConnectionManager destructor called");

	Cancel();

	delete iCLUnsecWatcher;

	delete iCLSecureWatcher;

	}

/**

 * Secondary constructor for the connection manager. 

 * Creates connectionless watchers (unsecure & secure).

 */

void CConnectionManager::ConstructL()

	{

	__LOG_DEBUG("CConnectionManager::NewL called");

	CActiveScheduler::Add(this);

	// Create and start CL watchers

	iCLUnsecWatcher = CCLUnsecureWatcher::NewL(iLog,*this);	

	TRAPD(error, iCLSecureWatcher = CCLSecureWatcher::NewL(iLog, *this));	

	// Secure Watcher should not leave if it is not supported in Wap Stack 

	// as we want push watcher to start. 

	if (error != KErrNotSupported)

		{

		User::LeaveIfError(error);

		}

	}

/**

 * The Connection Manager is an Active Object. It is managing other AO's.  However,

 * it is not waiting for an event to complete. RunL() should never get called.

 * 

 */

void CConnectionManager::RunL()

	{

	__ASSERT_DEBUG(0, User::Invariant());

	User::Panic(_L("WapPush Connection Manager"), KErrNotSupported); 

	}

/**

 * If RunL() leaves, this function gets called to handle the leave.

 * @param TInt aError

 *						in: errror code for the event which generated the leave

 * @return TInt error code for the function

 */

TInt CConnectionManager::RunError(TInt aError)

	{

	User::Panic(_L("Untrapped RunError"),aError);

	return(KErrNone);

	}

/**

 * Cancel any active aynchronous request this object has made. 

 */

void CConnectionManager::DoCancel()

	{

	iCLUnsecWatcher->Cancel();

	iCLSecureWatcher->Cancel();

	}

/**

 * Request that a new connection-orientated connection is created.

 * This will be called by the SIA content type handler, passing in 

 * a connection point 

 * @param TPushConnPoint aConnPoint

 *					in: structur containing connection point information

 */

void CConnectionManager::CMOpenConnectionL(TPushConnPoint& /*aConnPoint*/)

	{

	__LOG_DEBUG("CConnectionManager: CMOpenCOConnectionL called")

	// Do nothing as we do not support CO Push

	}

/**

 * Signal that the connection-orientated watcher has completed

 * Remove the watcher from the list. 

 * If there are no more CO watchers, close PPP connection

 * @param aCOWatcher completed watcher

 * @param aError completion error code 

 */

void CConnectionManager::CMWatcherComplete(CCOWatcherBase& /*aCOWatcher*/, TInt /*aError*/)

	{

	__LOG_DEBUG("ConnMan: CMWatcherComplete");

	}