natplugins/natptraversalcontroller/src/cudpcrlfsender.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 14 Apr 2010 16:21:36 +0300
branchRCL_3
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parent 0 1bce908db942
permissions -rw-r--r--
Revision: 201013 Kit: 201015
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/*
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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#include "cudpcrlfsender.h"
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#include "nattraversalsocketmanager.h"
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#include "mnatbindingrefresherobserver.h"
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::CUdpCRLFSender
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// -----------------------------------------------------------------------------
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//
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CUdpCRLFSender::CUdpCRLFSender(
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    RSocket& aSocket,
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    const TInetAddr& aAddr,
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    MNATBindingRefresherObserver& aObserver,
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    MNATTraversalSocketManager& aSocketManager )
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    : CCRLFSender( aObserver ),
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      iSocket( aSocket ),
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      iAddr( aAddr ),
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      iSocketManager ( aSocketManager )
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    {
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    }
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::~CUdpCRLFSender
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// -----------------------------------------------------------------------------
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//
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CUdpCRLFSender::~CUdpCRLFSender()
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    {
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    Cancel();
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    iSocketManager.SendingCompleted(*this);
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    }
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::PersistentConnectionRequired
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// -----------------------------------------------------------------------------
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//
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TBool CUdpCRLFSender::PersistentConnectionRequired() const
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    {
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    return EFalse;
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    }
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::HasSocket
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// From CCRLFSender
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// -----------------------------------------------------------------------------
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//
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TBool CUdpCRLFSender::HasSocket(const RSocket& aSocket) const
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    {
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    return (aSocket.SubSessionHandle() == iSocket.SubSessionHandle());
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    }
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::Socket
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// From MNATTraversalSocketUser
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// -----------------------------------------------------------------------------
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//
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const RSocket& CUdpCRLFSender::Socket() const
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    {
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    return iSocket;
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    }
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::SendingAllowed
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// From MNATTraversalSocketUser
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// -----------------------------------------------------------------------------
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//
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void CUdpCRLFSender::SendingAllowed()
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    {
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    iAllowedToSend = ETrue;
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    CCRLFSender::Send();
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    iAllowedToSend = EFalse;
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    }
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::IsSending
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// From MNATTraversalSocketUser
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// -----------------------------------------------------------------------------
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//
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TBool CUdpCRLFSender::IsSending() const
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    {
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    return IsActive();
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    }
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::CancelSending
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// From MNATTraversalSocketUser
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// -----------------------------------------------------------------------------
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//
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void CUdpCRLFSender::CancelSending()
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    {
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    Cancel();
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    }
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::DoCancel
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// From CActive
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// -----------------------------------------------------------------------------
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//
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void CUdpCRLFSender::DoCancel()
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    {
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    iSocket.CancelSend();
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    }
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::Send
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// -----------------------------------------------------------------------------
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//
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void CUdpCRLFSender::Send(const TDesC8& aData)
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    {
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    iSocket.SendTo(aData,iAddr,0,iStatus);
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    }
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::ReadyToSend
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// From CCRLFSender
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// -----------------------------------------------------------------------------
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//
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TBool CUdpCRLFSender::ReadyToSend()
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    {
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    if (iAllowedToSend)
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        {
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        return ETrue;
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        }
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    TBool addedToQueue = ETrue;
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    TRAPD(err, addedToQueue = iSocketManager.AddToSendingQueueL(*this))
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    if (err)
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        {
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        iObserver.NATBindingRefreshComplete(err);
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        }
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    return !addedToQueue;
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    }
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// -----------------------------------------------------------------------------
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// CUdpCRLFSender::SendingCompleted
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// From CCRLFSender
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// -----------------------------------------------------------------------------
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//
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void CUdpCRLFSender::SendingCompleted()
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    {
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    iSocketManager.SendingCompleted(*this);
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    }
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// End of File