--- a/hti/HtiCommPlugins/HtiBtCommPlugin/BtEngine/src/socketswriter.cpp Tue Jul 06 16:05:13 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,171 +0,0 @@
-/*
-* 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: Writes to socket.
-*
-*/
-
-
-// INCLUDE FILES
-#include "socketswriter.h"
-#include "timeouttimer.h"
-#include "BtSerialEngine.pan"
-#include "SocketObserver.h"
-#include "HtiBtEngineLogging.h"
-
-// STATIC MEMBER INITIALISATIONS
-const TInt KTimeOut = 10 * 1000 * 1000; // 10 seconds time-out
-
-// ========================= MEMBER FUNCTIONS ==================================
-
-// -----------------------------------------------------------------------------
-CSocketsWriter* CSocketsWriter::NewL( MSocketObserver& aEngineNotifier,
- RSocket& aSocket )
- {
- CSocketsWriter* self = new ( ELeave ) CSocketsWriter( aEngineNotifier,
- aSocket );
- CleanupStack::PushL( self );
- self->ConstructL();
- CleanupStack::Pop( self );
- return self;
- }
-
-// -----------------------------------------------------------------------------
-CSocketsWriter::CSocketsWriter( MSocketObserver& aEngineNotifier,
- RSocket& aSocket )
-: CActive( EPriorityStandard ),
- iSocket( aSocket ),
- iObserver( aEngineNotifier )
- {
- // No implementation required
- }
-
-// -----------------------------------------------------------------------------
-void CSocketsWriter::ConstructL()
- {
- CActiveScheduler::Add( this );
- iTimeOut = KTimeOut;
- iTimer = CTimeOutTimer::NewL( CActive::EPriorityUserInput, *this );
- iWriteStatus = EIdle;
- }
-
-// -----------------------------------------------------------------------------
-CSocketsWriter::~CSocketsWriter()
- {
- CancelSending();
- delete iTimer;
- }
-
-// -----------------------------------------------------------------------------
-void CSocketsWriter::DoCancel()
- {
- // Cancel asychronous write request
- iSocket.CancelWrite();
- iTimer->Cancel();
- iWriteStatus = EIdle;
- }
-
-// -----------------------------------------------------------------------------
-void CSocketsWriter::RunL()
- {
- iTimer->Cancel();
-
- // Active object request complete handler
- if ( iStatus == KErrNone )
- {
- switch ( iWriteStatus )
- {
- // Character has been written to socket
- case ESending:
- SendNextPacket();
- break;
- default:
- LOGFMT_E( "CSocketsWriter: Bad write status: %d", iWriteStatus )
- Panic( EBTSerialEngineWriteSocketBadState );
- break;
- };
- }
- else
- {
- iWriteStatus = EIdle;
- iWriteBuffer.Zero();
- iTransferBuffer.Zero();
- iObserver.ReportError( MSocketObserver::EGeneralWriteError,
- iStatus.Int() );
- }
- }
-
-// -----------------------------------------------------------------------------
-void CSocketsWriter::TimerExpired()
- {
- Cancel();
- iWriteStatus = EIdle;
- iObserver.ReportError( MSocketObserver::ETimeOutOnWrite,
- KErrTimedOut );
- }
-
-// -----------------------------------------------------------------------------
-void CSocketsWriter::SendL(const TDesC8& aData)
- {
- if ( aData.Length() > FreeSpaceInSendBuffer() )
- User::Leave( KErrOverflow );
-
- iTransferBuffer.Append( aData );
- SendNextPacket();
- }
-
-// -----------------------------------------------------------------------------
-TInt CSocketsWriter::FreeSpaceInSendBuffer()
- {
- return iTransferBuffer.MaxSize() - iTransferBuffer.Size();
- }
-
-// -----------------------------------------------------------------------------
-TInt CSocketsWriter::SendBufferMaxSize()
- {
- return iTransferBuffer.MaxLength();
- }
-
-// -----------------------------------------------------------------------------
-void CSocketsWriter::SendNextPacket()
- {
- if ( IsActive() )
- {
- return; // already sending
- }
- if ( iTransferBuffer.Length() > 0 )
- {
- // Move data from transfer buffer to actual write buffer
- iWriteBuffer.Copy(iTransferBuffer.Left(iWriteBuffer.MaxLength()));
- iTransferBuffer.Delete(0, iWriteBuffer.MaxLength());
- iSocket.Write( iWriteBuffer, iStatus ); // Initiate actual write
-
- iWriteStatus = ESending;
- iTimer->After( iTimeOut );
- SetActive();
- }
- else
- {
- iWriteStatus = EIdle;
- iObserver.AllBufferedDataSent();
- }
- }
-
-// -----------------------------------------------------------------------------
-void CSocketsWriter::CancelSending()
- {
- Cancel();
- iWriteBuffer.Zero();
- iTransferBuffer.Zero();
- }
-// End of File