hti/HtiServicePlugins/HtiIpProxyServicePlugin/IPProxyEngine/Src/CSocketReader.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hti/HtiServicePlugins/HtiIpProxyServicePlugin/IPProxyEngine/Src/CSocketReader.cpp Tue Feb 02 01:57:15 2010 +0200
@@ -0,0 +1,187 @@
+/*
+* Copyright (c) 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: Socket reader
+*
+*/
+
+
+
+// INCLUDE FILES
+#include "CSocketReader.h"
+#include "MSocketReaderObserver.h"
+#include <badesca.h>
+
+#define DEBUG_FILENAME "IPProxyEngine.log"
+#include "DebugPrint.h"
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CSocketReader::CSocketReader
+// -----------------------------------------------------------------------------
+//
+CSocketReader::CSocketReader( RSocket& aSocket,
+ TInt aUDPRemotePort /*= -1*/ ) :
+ CActive( EPriorityStandard ),
+ iSocket( aSocket ),
+ iUDPRemotePort( aUDPRemotePort )
+ {
+ }
+
+// -----------------------------------------------------------------------------
+// CSocketReader::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CSocketReader::ConstructL()
+ {
+ CActiveScheduler::Add( this );
+ IssueRead();
+ }
+
+// -----------------------------------------------------------------------------
+// CSocketReader::NewL
+// -----------------------------------------------------------------------------
+//
+CSocketReader* CSocketReader::NewL( RSocket& aSocket,
+ TInt aUDPRemotePort /*= -1*/ )
+ {
+ CSocketReader* self = CSocketReader::NewLC( aSocket, aUDPRemotePort );
+ CleanupStack::Pop();
+
+ return self;
+ }
+
+// -----------------------------------------------------------------------------
+// CSocketReader::NewLC
+// -----------------------------------------------------------------------------
+//
+CSocketReader* CSocketReader::NewLC( RSocket& aSocket,
+ TInt aUDPRemotePort /*= -1*/ )
+ {
+ CSocketReader* self = new( ELeave ) CSocketReader( aSocket, aUDPRemotePort );
+ CleanupStack::PushL( self );
+
+ self->ConstructL();
+ return self;
+ }
+
+
+// Destructor
+CSocketReader::~CSocketReader()
+ {
+ Cancel();
+ }
+
+
+// -----------------------------------------------------------------------------
+// CSocketReader::SetObserver
+// -----------------------------------------------------------------------------
+//
+void CSocketReader::SetObserver( MSocketReaderObserver* aObserver )
+ {
+ iObserver = aObserver;
+ }
+
+// -----------------------------------------------------------------------------
+// CSocketReader::IssueRead
+// -----------------------------------------------------------------------------
+//
+void CSocketReader::IssueRead()
+ {
+ DEBUG_PRINT( DEBUG_STRING(
+ "CSocketReader::IssueRead +" ) );
+
+ __ASSERT_ALWAYS( !IsActive() || iStatus != KRequestPending,
+ User::Panic( _L ( "s-reader" ), 1 ) );
+
+ TProtocolDesc desc;
+ TInt err = iSocket.Info( desc );
+ DEBUG_PRINT( DEBUG_STRING(
+ "CSocketReader::IssueRead, err = %d" ), err );
+ DEBUG_PRINT( DEBUG_STRING(
+ "desc.iProtocol = %d, iUDPRemotePort=%d" ), desc.iProtocol, iUDPRemotePort );
+
+ if ( desc.iProtocol == KProtocolInetUdp && iUDPRemotePort > -1 )
+ {
+ // UDP
+ DEBUG_PRINT( DEBUG_STRING(
+ "CSocketReader::IssueRead(), UDP, local port=%d" ), iUDPRemotePort );
+ iSocket.RecvFrom( iReadBuffer, iUDPRemoteAddr, 0, iStatus );
+ }
+ else
+ {
+ // TCP
+ DEBUG_PRINT( DEBUG_STRING(
+ "CSocketReader::IssueRead(), TCP, local port=%d" ), iSocket.LocalPort() );
+ iSocket.RecvOneOrMore( iReadBuffer, 0, iStatus, iReceivedDataLength );
+ }
+
+ SetActive();
+ DEBUG_PRINT( DEBUG_STRING(
+ "CSocketReader::IssueRead() -" ) );
+ }
+
+// -----------------------------------------------------------------------------
+// CSocketReader::Start
+// -----------------------------------------------------------------------------
+//
+void CSocketReader::Start()
+ {
+ DEBUG_PRINT( DEBUG_STRING(
+ "CSocketReader::Start" ) );
+ if ( !IsActive() )
+ {
+ IssueRead();
+ }
+ }
+// -----------------------------------------------------------------------------
+// CSocketReader::RunL
+// -----------------------------------------------------------------------------
+//
+void CSocketReader::RunL()
+ {
+ TInt status = iStatus.Int();
+ if ( status == KErrNone )
+ {
+ iObserver->DataReceivedL( iReadBuffer );
+ iReadBuffer.SetLength( 0 );
+ IssueRead();
+ }
+ else
+ {
+ iObserver->ReaderErrorL( status );
+ }
+ }
+
+// -----------------------------------------------------------------------------
+// CSocketReader::DoCancel
+// -----------------------------------------------------------------------------
+//
+void CSocketReader::DoCancel()
+ {
+ iSocket.CancelRead();
+ }
+
+// -----------------------------------------------------------------------------
+// CSocketReader::RunError
+// -----------------------------------------------------------------------------
+//
+TInt CSocketReader::RunError( TInt aError )
+ {
+ iObserver->ObserverLeaved( aError );
+ iReadBuffer.SetLength( 0 );
+ IssueRead();
+ return KErrNone;
+ }
+