1 /*

     2 * Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Timer to tricket IKE datagram resend, if do not obtain a reply

    15 *

    16 */

    17 

    18 #include "ikev2retransmittimer.h"

    19 

    20 //The actual time out value is calculated:

    21 //timeout = send_attempt * KRetryTimeOutBaseMicroSeconds;

    22 //So the time out value increases by geometric serie,

    23 //not exponenially like recommended by the RFC

    24 static const TUint KRetryTimeOutBaseMicroSeconds = 1 * 1000000; //microseconds  

    25 

    26 

    27 CIkev2RetransmitTimer* CIkev2RetransmitTimer::NewL( MIkev2RetransmitTimerCallback& aCallback )

    28     {

    29     CIkev2RetransmitTimer* self = new (ELeave) CIkev2RetransmitTimer( aCallback );

    30     CleanupStack::PushL(self);

    31     self->ConstructL();

    32     CleanupStack::Pop(self);    

    33     return self;

    34     }

    35 

    36 CIkev2RetransmitTimer::CIkev2RetransmitTimer( MIkev2RetransmitTimerCallback& aCallback )

    37  : CTimer(EPriorityStandard),

    38    iCallback(aCallback)

    39     {

    40 	CActiveScheduler::Add(this);   

    41     }

    42 

    43 CIkev2RetransmitTimer::~CIkev2RetransmitTimer()

    44     {

    45 	Cancel();

    46     }

    47 

    48 void CIkev2RetransmitTimer::IssueRequest( TUint16 aSendAttempt )

    49     {

    50 	TTimeIntervalMicroSeconds32 interval = (aSendAttempt * KRetryTimeOutBaseMicroSeconds);	

    51 	After(interval);

    52     }

    53 

    54 void CIkev2RetransmitTimer::RunL()

    55     {

    56 	iCallback.RetransmitRequest();

    57     }

    58