author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 02 Feb 2010 01:57:15 +0200 | |
changeset 0 | a03f92240627 |
child 4 | 73ff0d268e1d |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009 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: Listens TCP port |
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* |
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*/ |
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// INCLUDE FILES |
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#include "CTCPPortListener.h" |
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#include "MTCPPortListenerObserver.h" |
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#include <in_sock.h> |
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#define DEBUG_FILENAME "IPProxyEngine.log" |
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#include "DebugPrint.h" |
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// LOCAL CONSTANTS |
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const TInt KMaxConnectionsInQueue = 8; |
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// ============================ MEMBER FUNCTIONS =============================== |
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// ----------------------------------------------------------------------------- |
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// CTCPPortListener::CTCPPortListener |
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// ----------------------------------------------------------------------------- |
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// |
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CTCPPortListener::CTCPPortListener( TInt aPort, |
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MTCPPortListenerObserver* aObserver ) : |
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CActive( EPriorityStandard ), iObserver( aObserver ), iPort( aPort ) |
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{ |
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__ASSERT_DEBUG( iObserver, User::Invariant() ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CTCPPortListener::ConstructL |
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// ----------------------------------------------------------------------------- |
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// |
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void CTCPPortListener::ConstructL() |
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{ |
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//Message slots needed is two per socket (read and write) + 1 for |
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//synchronous requests. |
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User::LeaveIfError( |
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iSocketServer.Connect( 2 * KMaxConnectionsInQueue + 1 ) ); |
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User::LeaveIfError( iListeningSocket.Open( |
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iSocketServer, KAfInet, KSockStream, KProtocolInetTcp ) ); |
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iAcceptedSocket = new (ELeave) RSocket; |
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User::LeaveIfError( iAcceptedSocket->Open( iSocketServer ) ); |
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TSockAddr addr; |
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addr.SetPort( iPort ); |
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User::LeaveIfError( iListeningSocket.Bind( addr ) ); |
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CActiveScheduler::Add( this ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CTCPPortListener::NewL |
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// ----------------------------------------------------------------------------- |
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// |
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CTCPPortListener* CTCPPortListener::NewL( TInt aPort, |
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MTCPPortListenerObserver* aObserver ) |
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{ |
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CTCPPortListener* self = CTCPPortListener::NewLC( aPort, |
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aObserver ); |
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CleanupStack::Pop(); |
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return self; |
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} |
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// ----------------------------------------------------------------------------- |
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// CTCPPortListener::NewLC |
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// ----------------------------------------------------------------------------- |
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// |
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CTCPPortListener* CTCPPortListener::NewLC( TInt aPort, |
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MTCPPortListenerObserver* aObserver ) |
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{ |
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CTCPPortListener* self = new( ELeave ) CTCPPortListener( aPort, |
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aObserver ); |
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CleanupStack::PushL( self ); |
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self->ConstructL(); |
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return self; |
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} |
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// Destructor |
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CTCPPortListener::~CTCPPortListener() |
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{ |
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Cancel(); |
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iListeningSocket.Close(); |
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if ( iAcceptedSocket ) |
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{ |
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iAcceptedSocket->Close(); |
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delete iAcceptedSocket; |
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} |
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iSocketServer.Close(); |
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} |
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// ----------------------------------------------------------------------------- |
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// CTCPPortListener::IssueListen |
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// ----------------------------------------------------------------------------- |
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// |
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void CTCPPortListener::IssueListen() |
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{ |
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__ASSERT_DEBUG( iAcceptedSocket, User::Invariant() ); |
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iListeningSocket.Listen( KMaxConnectionsInQueue ); |
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iListeningSocket.Accept( *iAcceptedSocket, iStatus ); |
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SetActive(); |
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DEBUG_PRINT( DEBUG_STRING( |
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"CTCPPortListener::IssueListen completed, port %d" ), iPort ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CTCPPortListener::Port |
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// ----------------------------------------------------------------------------- |
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// |
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TInt CTCPPortListener::Port() const |
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{ |
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return iPort; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CTCPPortListener::RunL |
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// ----------------------------------------------------------------------------- |
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// |
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void CTCPPortListener::RunL() |
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{ |
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if ( iStatus.Int() == KErrNone ) |
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{ |
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// Allocate new RSocket first |
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RSocket* next = new ( ELeave ) RSocket; |
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CleanupStack::PushL( next ); |
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User::LeaveIfError( next->Open( iSocketServer ) ); |
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CleanupClosePushL( *next ); |
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|
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// temp will be passed to observer |
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RSocket* temp = iAcceptedSocket; |
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|
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// Takes ownership of temp immediately |
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iObserver->ConnectionAcceptedL( temp ); |
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|
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CleanupStack::Pop(); // *next |
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CleanupStack::Pop( next ); |
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iAcceptedSocket = next; |
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|
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iListeningSocket.Accept( *iAcceptedSocket, iStatus ); |
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SetActive(); |
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DEBUG_PRINT( DEBUG_STRING( |
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"CTCPPortListener::RunL(), connection accepted, port %d" ), iPort ); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CTCPPortListener::DoCancel |
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// ----------------------------------------------------------------------------- |
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// |
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void CTCPPortListener::DoCancel() |
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{ |
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iListeningSocket.CancelAccept(); |
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} |
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// ----------------------------------------------------------------------------- |
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// CTCPPortListener::RunError |
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// ----------------------------------------------------------------------------- |
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// |
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TInt CTCPPortListener::RunError( TInt aError ) |
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{ |
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iObserver->ObserverLeaved( aError ); |
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return KErrNone; |
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} |
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// End of File |