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/*
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* Copyright (c) 2007-2008 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 the License "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 Files
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#include "cmmdatautility.h"
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#include "cmmdataporthandler.h"
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#include "tsylogger.h"
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#include "osttracedefinitions.h"
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#ifdef OST_TRACE_COMPILER_IN_USE
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#include "cmmdatautilitytraces.h"
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#endif
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// EXTERNAL DATA STRUCTURES
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//None
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// EXTERNAL FUNCTION PROTOTYPES
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//None
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// CONSTANTS
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//None
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// MACROS
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//None
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// LOCAL CONSTANTS AND MACROS
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//None
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// MODULE DATA STRUCTURES
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//None
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// LOCAL FUNCTION PROTOTYPES
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//None
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// FORWARD DECLARATIONS
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//None
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// ==================== LOCAL FUNCTIONS =======================================
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//None
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// ================= MEMBER FUNCTIONS =========================================
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// ----------------------------------------------------------------------------
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// CDataPortWriter::NewL
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// Two-phased constructor.
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// ----------------------------------------------------------------------------
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//
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CDataPortWriter* CDataPortWriter::NewL(
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CMmDataPortHandler* aMmDataPortHandler,
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const RComm& aDataPort )
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{
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TFLOGSTRING("TSY: CDataPortWriter::NewL");
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OstTrace0( TRACE_NORMAL, CDATAPORTWRITER_NEWL, "CDataPortWriter::NewL" );
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CDataPortWriter* writer = new ( ELeave ) CDataPortWriter();
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CleanupStack::PushL( writer );
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writer->iDataPortHandler = aMmDataPortHandler;
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writer->iDataPort = aDataPort;
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writer->ConstructL();
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CActiveScheduler::Add( writer );
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CleanupStack::Pop( writer );
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return writer;
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}
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// ----------------------------------------------------------------------------
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// CDataPortWriter::CDataPortWriter
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// ----------------------------------------------------------------------------
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//
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CDataPortWriter::CDataPortWriter()
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: CActive( EPriorityStandard ), iDataToDpPtr( NULL, 0 )
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{
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//None
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TFLOGSTRING("TSY: CDataPortWriter::CDataPortWriter");
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OstTrace0( TRACE_NORMAL, CDATAPORTWRITER_CDATAPORTWRITER, "CDataPortWriter::CDataPortWriter" );
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}
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// ----------------------------------------------------------------------------
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// CDataPortWriter::ConstructL
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// Symbian 2nd phase constructor can leave.
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// ----------------------------------------------------------------------------
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//
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void CDataPortWriter::ConstructL()
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{
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TFLOGSTRING("TSY: CDataPortWriter::ConstructL");
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OstTrace0( TRACE_NORMAL, CDATAPORTWRITER_CONSTRUCTL, "CDataPortWriter::ConstructL" );
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// initialisation of menber variables
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iWriteCompleted = ETrue;
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iContinueWrite = ETrue;
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iWriteBuffer = new ( ELeave ) CArrayPtrSeg<HBufC8>(
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KSentAtCommandLimit );
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iAtCommandBuffer = new (ELeave) CArrayFixFlat<TUint>(
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KSentAtCommandLimit );
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}
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// -----------------------------------------------------------------------------
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// CDataPortWriter::~CDataPortWriter
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// Destructor, deletes all allocated resources.
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// -----------------------------------------------------------------------------
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//
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CDataPortWriter::~CDataPortWriter()
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{
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TFLOGSTRING("TSY: CDataPortWriter::~CDataPortWriter");
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OstTrace0( TRACE_NORMAL, DUP1_CDATAPORTWRITER_CDATAPORTWRITER, "CDataPortWriter::~CDataPortWriter" );
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Cancel();
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if ( iWriteBuffer )
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{
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iWriteBuffer->ResetAndDestroy();
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delete iWriteBuffer;
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}
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//no else
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if ( iAtCommandBuffer )
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{
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iAtCommandBuffer->Reset();
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delete iAtCommandBuffer;
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}
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//no else
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}
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// ----------------------------------------------------------------------------
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// CDataPortWriter::Init
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// This method sends TSY init strings to modem.
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// (other items were commented in a header).
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// ----------------------------------------------------------------------------
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//
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void CDataPortWriter::Init()
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{
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TFLOGSTRING("TSY: CDataPortWriter::Init Modem initialisation");
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OstTrace0( TRACE_NORMAL, CDATAPORTWRITER_INIT, "CDataPortWriter::Init" );
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// Initalise modem
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TBuf8<KDataBufLength> ATString;
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// Common Initialisations
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ATString.Copy( KModemInitString );
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ATString.Append( KReturn );
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Write( ATString, EModemInit );
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// VT initialisation
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ATString.Copy( KHscsdMultimedia_64000 );
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Write( ATString, EModemInit );
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}
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// ----------------------------------------------------------------------------
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// CDataPortWriter::AppendCommandL
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// This method appends enum for AT command to be sent into iAtCommandBuffer.
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// (other items were commented in a header).
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// ----------------------------------------------------------------------------
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//
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void CDataPortWriter::AppendCommandL(
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TLastAtCommandSent aCommand )
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{
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TFLOGSTRING("TSY: CDataPortWriter::AppendCommandL");
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OstTrace0( TRACE_NORMAL, CDATAPORTWRITER_APPENDCOMMANDL, "CDataPortWriter::AppendCommandL" );
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iAtCommandBuffer->AppendL( aCommand );
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}
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// ----------------------------------------------------------------------------
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// CDataPortWriter::GetAtBuffer
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// Returns iAtCommandBuffer.
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// (other items were commented in a header).
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// ----------------------------------------------------------------------------
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//
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CArrayFixFlat<TUint>* CDataPortWriter::GetAtBuffer()
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{
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TFLOGSTRING("TSY: CDataPortWriter::GetAtBuffer");
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OstTrace0( TRACE_NORMAL, CDATAPORTWRITER_GETATBUFFER, "CDataPortWriter::GetAtBuffer" );
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return iAtCommandBuffer;
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}
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// ----------------------------------------------------------------------------
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// CDataPortWriter::Write
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// Writes data into dataport.
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// (other items were commented in a header).
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// ----------------------------------------------------------------------------
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//
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void CDataPortWriter::Write(
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const TDesC8& aData,
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TLastAtCommandSent aCommand )
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{
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TFLOGSTRING("TSY: CDataPortWriter::Write");
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OstTrace0( TRACE_NORMAL, CDATAPORTWRITER_WRITE, "CDataPortWriter::Write" );
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// We are writing data so set the flag to ETrue.
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iContinueWrite = ETrue;
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#ifdef TF_LOGGING_ENABLED
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// If aData is longer than KDataBufLength, copy only KDataBufLength
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TBuf< KDataBufLength > data16bit;
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if ( KDataBufLength < aData.Length() )
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{
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data16bit.Copy( aData.Left( KDataBufLength ) );
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}
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else
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{
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data16bit.Copy( aData.Left( aData.Length() ) );
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}
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TFLOGSTRING2("TSY: CDataPortWriter::Write - Stored into FIFO buffer: %S", &data16bit );
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OstTraceExt1( TRACE_NORMAL, DUP1_CDATAPORTWRITER_WRITE, "CDataPortWriter::Write;Stored into FIFO buffer=%S", data16bit );
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#endif // TF_LOGGING_ENABLED
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HBufC8* tmp = NULL;
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TInt commandError( KErrNone );
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// Trap possible leave in AppendLs and AllocL.
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TRAPD( trapError,
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// Create tmp ptr for data, allocate heap and copy the aData parameter.
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tmp = aData.AllocL();
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// Append the ptr into buffer
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iWriteBuffer->AppendL( tmp );
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// Append AT command enum into buffer so that we know
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// what is the AT command.
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AppendCommandL( aCommand ) );
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// Check if allocation and appends were succesful.
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if ( ( KErrNone == trapError ) && ( KErrNone == commandError ) )
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{
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// If already sent data and pending for completition, continue to wait.
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// If the last write thas been already completed, write new data.
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if ( iWriteCompleted )
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{
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// Write the data.
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iStatus = KRequestPending;
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iWriteCompleted = EFalse;
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// As iWriteBuffer->AppendL() can reorganise the iWriteBuffer,
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// we need to use a separate iDataToDPPtr with Write.
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// Otherwise it is possible that the data written before
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// new CDataPortWriter::Write is called has wrong address.
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iDataToDpPtr.Set( iWriteBuffer->At( 0 )->Left(
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iWriteBuffer->At( 0 )->Length() ) );
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// Write the data to modem
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iDataPort.Write( iStatus, iDataToDpPtr );
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// DO NOT DELETE ALLOCATED DATA FROM HEAP AS IT IS DONE IN RUNL
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#ifdef TF_LOGGING_ENABLED
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// If aData is longer than KDataBufLength, copy only KDataBufLength
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if ( KDataBufLength < aData.Length() )
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{
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data16bit.Copy( iDataToDpPtr.Left( iDataToDpPtr.Length() ) );
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}
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else
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{
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data16bit.Copy( aData.Left( aData.Length() ) );
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}
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TFLOGSTRING2("TSY: CDataPortWriter::Write - From FIFO buffer: %S", &data16bit);
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OstTraceExt1( TRACE_NORMAL, DUP2_CDATAPORTWRITER_WRITE, "CDataPortWriter::Write;From FIFO buffer=%S", data16bit );
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#endif // TF_LOGGING_ENABLED
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if ( !IsActive() )
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{
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SetActive();
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}
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//no else
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}
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//no else
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}
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// If TRAP caught error, call line to handle the error.
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else
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{
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// If AllocL or AppendL left for the actual data string,
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// delete tmp if it exists.
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if ( NULL != tmp )
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{
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delete tmp;
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}
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// If AllocL or AppendL left, handle corresponding error.
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iDataPortHandler->HandleDataPortError( trapError );
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}
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}
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// ----------------------------------------------------------------------------
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// CDataPortWriter::RunL
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// Activates active object when request is completed.
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// (other items were commented in a header).
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// ----------------------------------------------------------------------------
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//
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void CDataPortWriter::RunL()
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{
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TFLOGSTRING("TSY: CDataPortWriter::RunL");
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OstTrace0( TRACE_NORMAL, CDATAPORTWRITER_RUNL, "CDataPortWriter::RunL" );
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#ifdef TF_LOGGING_ENABLED
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TBuf< KDataBufLength > data16bit;
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data16bit.AppendNum( iStatus.Int() );
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TFLOGSTRING2("TSY: CDataPortWriter::RunL - iStatus: %S", &data16bit);
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OstTrace1( TRACE_NORMAL, DUP2_CDATAPORTWRITER_RUNL, "CDataPortWriter::RunL;iStatus: %d", iStatus.Int() );
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#endif // TF_LOGGING_ENABLED
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if ( KRequestPending != iStatus.Int() )
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{
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// If write buffer has data, delete first element.
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if ( 0 < iWriteBuffer->Count() )
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{
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#ifdef TF_LOGGING_ENABLED
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// If write buffer entry length is longer than KDataBufLength,
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// log only KDataBufLength bytes of data
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if ( KDataBufLength < iWriteBuffer->At( 0 )->Length() )
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{
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data16bit.Copy( iWriteBuffer->At( 0 )->
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Left( KDataBufLength ) );
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}
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// Else log the whole buffer
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else
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{
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data16bit.Copy( iWriteBuffer->At( 0 )->Left(
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iWriteBuffer->At( 0 )->Length() ) );
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}
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TFLOGSTRING2("TSY: CDataPortWriter::RunL - AT command deleted from FIFO buffer: %S", &data16bit);
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OstTraceExt1( TRACE_NORMAL, DUP1_CDATAPORTWRITER_RUNL, "CDataPortWriter::RunL;AT command deleted from FIFO buffer=%S", data16bit );
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#endif // TF_LOGGING_ENABLED
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if ( iWriteBuffer->At( 0 ) )
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{
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// Delete the data from heap
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delete iWriteBuffer->At( 0 );
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iWriteBuffer->At( 0 ) = NULL;
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}
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//no else
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// Delete and compress the buffer
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iWriteBuffer->Delete( 0 );
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iWriteBuffer->Compress();
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// Leave if error, will fall back to RunError.
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User::LeaveIfError( iStatus.Int() );
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}
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//no else
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}
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//no else
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}
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// ----------------------------------------------------------------------------
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// CDataPortWriter::RunError
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// Called when RunL leaves.
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// (other items were commented in a header).
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// ----------------------------------------------------------------------------
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//
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TInt CDataPortWriter::RunError(
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TInt aError )
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{
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TFLOGSTRING2("TSY: CDataPortWriter::RunError %d", aError);
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OstTrace1( TRACE_NORMAL, CDATAPORTWRITER_RUNERROR, "CDataPortWriter::RunError;aError=%d", aError );
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// Line object completes client requests in case of an error.
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iDataPortHandler->HandleDataPortError( aError );
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// Cancel writes if active.
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Cancel();
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// If write buffer has data, delete it.
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TInt count( iWriteBuffer->Count() );
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if ( 0 < count )
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{
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// Loop through each element and delete data from heap.
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for ( TInt i = 0; i < count; i++ )
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{
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if ( iWriteBuffer->At( 0 ) )
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{
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delete iWriteBuffer->At( 0 );
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iWriteBuffer->At( 0 ) = NULL;
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}
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//no else
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}
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}
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//no else
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// Delete elements and compress buffer.
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iWriteBuffer->Delete( 0, iWriteBuffer->Count() );
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iWriteBuffer->Compress();
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return KErrNone;
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}
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// ----------------------------------------------------------------------------
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// CDataPortWriter::WriteNextL
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// Writes next AT command from iWriteBuffer.
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// (other items were commented in a header).
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// ----------------------------------------------------------------------------
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//
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void CDataPortWriter::WriteNextL()
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{
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TFLOGSTRING("TSY: CDataPortWriter::WriteNextL - Write next command from FIFO");
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OstTrace0( TRACE_NORMAL, CDATAPORTWRITER_WRITENEXTL, "CDataPortWriter::WriteNextL, Write next command from FIFO" );
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|
431 |
if ( !IsActive() )
|
|
432 |
{
|
|
433 |
iWriteCompleted = ETrue;
|
|
434 |
User::LeaveIfError( iStatus.Int() );
|
|
435 |
|
|
436 |
// Check if we have AT commands waiting in the buffer and if we are
|
|
437 |
// still supposed to write commands
|
|
438 |
if ( ( 0 < iWriteBuffer->Count() ) &&
|
|
439 |
( EFalse != iContinueWrite ) )
|
|
440 |
{
|
|
441 |
iWriteCompleted = EFalse;
|
|
442 |
// As iWriteBuffer->AppendL() can reorganise the iWriteBuffer,
|
|
443 |
// we need to use a separate iDataToDPPtr with Write.
|
|
444 |
// Otherwise it is possible that the data written before
|
|
445 |
// new CDataPortWriter::Write is called has wrong address
|
|
446 |
// because of the AppendL().
|
|
447 |
iDataToDpPtr.Set( iWriteBuffer->At( 0 )->Left(
|
|
448 |
iWriteBuffer->At( 0 )->Length() ) );
|
|
449 |
iDataPort.Write( iStatus, iDataToDpPtr );
|
|
450 |
|
|
451 |
#ifdef TF_LOGGING_ENABLED
|
|
452 |
|
|
453 |
TBuf<KDataBufLength> data16bit;
|
|
454 |
// If write buffer entry length is longer than KDataBufLength,
|
|
455 |
// log only KDataBufLength bytes of data
|
|
456 |
if ( KDataBufLength < iDataToDpPtr.Length() )
|
|
457 |
{
|
|
458 |
data16bit.Copy( iDataToDpPtr.Left( KDataBufLength ) );
|
|
459 |
}
|
|
460 |
else
|
|
461 |
{
|
|
462 |
data16bit.Copy( iDataToDpPtr.Left( iDataToDpPtr.Length() ) );
|
|
463 |
}
|
|
464 |
|
|
465 |
TFLOGSTRING2("TSY: CDataPortWriter::WriteNextL - AT command: %S", &data16bit);
|
|
466 |
|
|
467 |
OstTraceExt1( TRACE_NORMAL, DUP1_CDATAPORTWRITER_WRITENEXTL, "CDataPortWriter::WriteNextL;AT command=%S", data16bit );
|
|
468 |
#endif //TF_LOGGING_ENABLED
|
|
469 |
|
|
470 |
// Set active as write is pending
|
|
471 |
if ( !IsActive() )
|
|
472 |
{
|
|
473 |
SetActive();
|
|
474 |
}
|
|
475 |
//no else
|
|
476 |
}
|
|
477 |
//no else
|
|
478 |
}
|
|
479 |
//no else
|
|
480 |
}
|
|
481 |
|
|
482 |
// ----------------------------------------------------------------------------
|
|
483 |
// CDataPortWriter::DoCancel
|
|
484 |
// Cancels active object request.
|
|
485 |
// (other items were commented in a header).
|
|
486 |
// ----------------------------------------------------------------------------
|
|
487 |
//
|
|
488 |
void CDataPortWriter::DoCancel()
|
|
489 |
{
|
|
490 |
|
|
491 |
TFLOGSTRING("CDataPortWriter::DoCancel");
|
|
492 |
OstTrace0( TRACE_NORMAL, CDATAPORTWRITER_DOCANCEL, "CDataPortWriter::DoCancel" );
|
|
493 |
|
|
494 |
// Stop writing into DP
|
|
495 |
iContinueWrite = EFalse;
|
|
496 |
iDataPort.WriteCancel();
|
|
497 |
iWriteCompleted = ETrue;
|
|
498 |
}
|
|
499 |
|
|
500 |
// ----------------------------------------------------------------------------
|
|
501 |
// CDataPortWriter::BlockWrite
|
|
502 |
// Blocks writing to dataport
|
|
503 |
// (other items were commented in a header).
|
|
504 |
// ----------------------------------------------------------------------------
|
|
505 |
//
|
|
506 |
void CDataPortWriter::BlockWrite()
|
|
507 |
{
|
|
508 |
|
|
509 |
TFLOGSTRING("TSY: CDataPortWriter::BlockWrite - Blocking writes to DP");
|
|
510 |
OstTrace0( TRACE_NORMAL, CDATAPORTWRITER_BLOCKWRITE, "CDataPortWriter::BlockWrite" );
|
|
511 |
|
|
512 |
// Stop writing into DP until DP reader has flushed RX buffer
|
|
513 |
iContinueWrite = EFalse;
|
|
514 |
iWriteCompleted = EFalse;
|
|
515 |
}
|
|
516 |
|
|
517 |
// ----------------------------------------------------------------------------
|
|
518 |
// CDataPortReader::NewL
|
|
519 |
// Two-phased constructor.
|
|
520 |
// (other items were commented in a header).
|
|
521 |
// ----------------------------------------------------------------------------
|
|
522 |
//
|
|
523 |
CDataPortReader* CDataPortReader::NewL(
|
|
524 |
CMmDataPortHandler* aDataPortHandler,
|
|
525 |
const RComm& aDataPort,
|
|
526 |
CDataPortWriter* aDataPortWriter )
|
|
527 |
{
|
|
528 |
|
|
529 |
TFLOGSTRING("TSY: CDataPortReader::NewL");
|
|
530 |
OstTrace0( TRACE_NORMAL, CDATAPORTREADER_NEWL, "CDataPortReader::NewL" );
|
|
531 |
|
|
532 |
CDataPortReader* reader = new ( ELeave ) CDataPortReader();
|
|
533 |
CleanupStack::PushL( reader );
|
|
534 |
|
|
535 |
reader->iDataPortHandler = aDataPortHandler;
|
|
536 |
reader->iDataPort = aDataPort;
|
|
537 |
reader->iDataPortWriter = aDataPortWriter;
|
|
538 |
|
|
539 |
CActiveScheduler::Add( reader );
|
|
540 |
|
|
541 |
CleanupStack::Pop( reader );
|
|
542 |
|
|
543 |
return reader;
|
|
544 |
}
|
|
545 |
|
|
546 |
// ----------------------------------------------------------------------------
|
|
547 |
// CDataPortReader::CDataPortReader
|
|
548 |
// Dataport reader default constructor.
|
|
549 |
// (other items were commented in a header).
|
|
550 |
// ----------------------------------------------------------------------------
|
|
551 |
//
|
|
552 |
CDataPortReader::CDataPortReader()
|
|
553 |
: CActive( EPriorityStandard )
|
|
554 |
{
|
|
555 |
|
|
556 |
TFLOGSTRING("TSY: CDataPortReader::CDataPortReader");
|
|
557 |
OstTrace0( TRACE_NORMAL, CDATAPORTREADER_CDATAPORTREADER, "CDataPortReader::CDataPortReader" );
|
|
558 |
|
|
559 |
// initialisation of meneber variables
|
|
560 |
iModemInitComplete = EFalse;
|
|
561 |
iContinueRead = ETrue;
|
|
562 |
iReaAllComplete = ETrue;
|
|
563 |
}
|
|
564 |
|
|
565 |
// -----------------------------------------------------------------------------
|
|
566 |
// CDataPortReader::~CDataPortReader
|
|
567 |
// Destructor, deletes all allocated resources.
|
|
568 |
// -----------------------------------------------------------------------------
|
|
569 |
//
|
|
570 |
CDataPortReader::~CDataPortReader()
|
|
571 |
{
|
|
572 |
|
|
573 |
TFLOGSTRING("TSY: CDataPortReader::~CDataPortReader");
|
|
574 |
OstTrace0( TRACE_NORMAL, DUP1_CDATAPORTREADER_CDATAPORTREADER, "CDataPortReader::~CDataPortReader" );
|
|
575 |
|
|
576 |
Cancel();
|
|
577 |
}
|
|
578 |
|
|
579 |
// ----------------------------------------------------------------------------
|
|
580 |
// CDataPortReader::DoCancel
|
|
581 |
// Cancels active object request.
|
|
582 |
// (other items were commented in a header).
|
|
583 |
// ----------------------------------------------------------------------------
|
|
584 |
//
|
|
585 |
void CDataPortReader::DoCancel()
|
|
586 |
{
|
|
587 |
|
|
588 |
TFLOGSTRING("CDataPortReader::DoCancel");
|
|
589 |
OstTrace0( TRACE_NORMAL, CDATAPORTREADER_DOCANCEL, "CDataPortReader::DoCancel" );
|
|
590 |
|
|
591 |
// Stop reading from DP
|
|
592 |
iContinueRead = EFalse;
|
|
593 |
iDataPort.ReadCancel();
|
|
594 |
}
|
|
595 |
|
|
596 |
// ----------------------------------------------------------------------------
|
|
597 |
// CDataPortReader::Read
|
|
598 |
// Reads data from dataport.
|
|
599 |
// (other items were commented in a header).
|
|
600 |
// ----------------------------------------------------------------------------
|
|
601 |
//
|
|
602 |
void CDataPortReader::Read()
|
|
603 |
{
|
|
604 |
|
|
605 |
TFLOGSTRING("TSY: CDataPortReader::Read Start reading");
|
|
606 |
OstTrace0( TRACE_NORMAL, CDATAPORTREADER_READ, "CDataPortReader::Read" );
|
|
607 |
|
|
608 |
iContinueRead = ETrue;
|
|
609 |
// If already active, don't make a new request
|
|
610 |
if ( !IsActive() )
|
|
611 |
{
|
|
612 |
iResp.SetLength( 0 );
|
|
613 |
|
|
614 |
iDataPort.Read( iStatus, iResp );
|
|
615 |
SetActive();
|
|
616 |
}
|
|
617 |
//no else
|
|
618 |
}
|
|
619 |
|
|
620 |
// ----------------------------------------------------------------------------
|
|
621 |
// CDataPortReader::ReadAll
|
|
622 |
// Reads all data from dataport (flushing).
|
|
623 |
// (other items were commented in a header).
|
|
624 |
// ----------------------------------------------------------------------------
|
|
625 |
//
|
|
626 |
void CDataPortReader::ReadAll()
|
|
627 |
{
|
|
628 |
|
|
629 |
TFLOGSTRING("TSY: CDataPortReader::ReadAll - Read all data from DP");
|
|
630 |
OstTrace0( TRACE_NORMAL, CDATAPORTREADER_READALL, "CDataPortReader::ReadAll, Read all data from DP" );
|
|
631 |
|
|
632 |
iContinueRead = ETrue;
|
|
633 |
|
|
634 |
// First get remaining data length in DP
|
|
635 |
TInt dataLen = iDataPort.QueryReceiveBuffer();
|
|
636 |
// If there is data remaining in RX buffer, read it all first.
|
|
637 |
// If modem init is not yet done, then do not empty RX buffer
|
|
638 |
// as line object is doing initialisations before first dial.
|
|
639 |
if ( ( 0 < dataLen ) && ( EFalse != iModemInitComplete ) )
|
|
640 |
{
|
|
641 |
|
|
642 |
TFLOGSTRING2("TSY: CDataPortReader::ReadAll - Data remaining: %d",
|
|
643 |
dataLen );
|
|
644 |
OstTrace1( TRACE_NORMAL, DUP1_CDATAPORTREADER_READALL, "CDataPortReader::ReadAll;Data remaining=%d", dataLen );
|
|
645 |
// Block DP writer, so that it does not generate more
|
|
646 |
// responses from modem. Continue when RX buffer is empty.
|
|
647 |
iDataPortWriter->BlockWrite();
|
|
648 |
// Set read all complete flag to false
|
|
649 |
iReaAllComplete = EFalse;
|
|
650 |
// If already active, don't make a new request. Wait for RunL
|
|
651 |
if ( !IsActive() )
|
|
652 |
{
|
|
653 |
|
|
654 |
TFLOGSTRING("TSY: CDataPortReader::ReadAll - Starting to read remaining data (flushing)");
|
|
655 |
OstTrace0( TRACE_NORMAL, DUP2_CDATAPORTREADER_READALL, "CDataPortReader::ReadAll, Starting to read remaining data (flushing)" );
|
|
656 |
|
|
657 |
iResp.SetLength( 0 );
|
|
658 |
iDataPort.Read( iStatus, iResp );
|
|
659 |
SetActive();
|
|
660 |
}
|
|
661 |
else
|
|
662 |
{
|
|
663 |
|
|
664 |
TFLOGSTRING("TSY: CDataPortReader::ReadAll - Read still pending!");
|
|
665 |
OstTrace0( TRACE_NORMAL, DUP3_CDATAPORTREADER_READALL, "CDataPortReader::ReadAll, Read still pending!" );
|
|
666 |
}
|
|
667 |
}
|
|
668 |
else
|
|
669 |
{
|
|
670 |
|
|
671 |
TFLOGSTRING("TSY: CDataPortReader::ReadAll - Init going or no data in RX");
|
|
672 |
OstTrace0( TRACE_NORMAL, DUP4_CDATAPORTREADER_READALL, "CDataPortReader::ReadAll, Init going or no data in RX" );
|
|
673 |
if ( 0 >= dataLen )
|
|
674 |
{
|
|
675 |
// Set read all complete flag to true, there is no data waiting
|
|
676 |
iReaAllComplete = ETrue;
|
|
677 |
}
|
|
678 |
//no else
|
|
679 |
|
|
680 |
// Read data if not already
|
|
681 |
if ( !IsActive() )
|
|
682 |
{
|
|
683 |
|
|
684 |
TFLOGSTRING("TSY: CDataPortReader::ReadAll - Start normal reading");
|
|
685 |
OstTrace0( TRACE_NORMAL, DUP5_CDATAPORTREADER_READALL, "CDataPortReader::ReadAll, Start normal reading" );
|
|
686 |
|
|
687 |
iResp.SetLength( 0 );
|
|
688 |
iDataPort.Read( iStatus, iResp );
|
|
689 |
SetActive();
|
|
690 |
}
|
|
691 |
//no else
|
|
692 |
}
|
|
693 |
}
|
|
694 |
|
|
695 |
// ----------------------------------------------------------------------------
|
|
696 |
// CDataPortReader::ReadCancel
|
|
697 |
// Cancels reading.
|
|
698 |
// (other items were commented in a header).
|
|
699 |
// ----------------------------------------------------------------------------
|
|
700 |
//
|
|
701 |
void CDataPortReader::ReadCancel()
|
|
702 |
{
|
|
703 |
|
|
704 |
TFLOGSTRING("TSY: CDataPortReader::ReadCancel");
|
|
705 |
OstTrace0( TRACE_NORMAL, CDATAPORTREADER_READCANCEL, "CDataPortReader::ReadCancel" );
|
|
706 |
|
|
707 |
// Stop reading from DP
|
|
708 |
iContinueRead = EFalse;
|
|
709 |
iDataPort.ReadCancel();
|
|
710 |
}
|
|
711 |
|
|
712 |
// ----------------------------------------------------------------------------
|
|
713 |
// CDataPortReader::ModemInitComplete
|
|
714 |
// Called by line to inform DP reader that modem initialisation is completed.
|
|
715 |
// (other items were commented in a header).
|
|
716 |
// ----------------------------------------------------------------------------
|
|
717 |
//
|
|
718 |
void CDataPortReader::ModemInitComplete()
|
|
719 |
{
|
|
720 |
|
|
721 |
TFLOGSTRING("TSY: CDataPortReader::ModemInitComplete");
|
|
722 |
OstTrace0( TRACE_NORMAL, CDATAPORTREADER_MODEMINITCOMPLETE, "CDataPortReader::ModemInitComplete" );
|
|
723 |
|
|
724 |
iModemInitComplete = ETrue;
|
|
725 |
}
|
|
726 |
|
|
727 |
// ----------------------------------------------------------------------------
|
|
728 |
// CDataPortReader::RunL
|
|
729 |
// Activates active object when request is completed.
|
|
730 |
// (other items were commented in a header).
|
|
731 |
// ----------------------------------------------------------------------------
|
|
732 |
//
|
|
733 |
void CDataPortReader::RunL()
|
|
734 |
{
|
|
735 |
|
|
736 |
TFLOGSTRING("TSY: CDataPortReader::RunL");
|
|
737 |
OstTrace0( TRACE_NORMAL, CDATAPORTREADER_RUNL, "CDataPortReader::RunL" );
|
|
738 |
|
|
739 |
#ifdef TF_LOGGING_ENABLED
|
|
740 |
|
|
741 |
TBuf< KDataBufLength > data16bit;
|
|
742 |
data16bit.AppendNum( iStatus.Int() );
|
|
743 |
|
|
744 |
TFLOGSTRING2("TSY: CDataPortReader::RunL - iStatus:%S", &data16bit);
|
|
745 |
OstTrace1( TRACE_NORMAL, DUP1_CDATAPORTREADER_RUNL, "CDataPortReader::RunL;iStatus=%d", iStatus.Int() );
|
|
746 |
#endif // TF_LOGGING_ENABLED
|
|
747 |
|
|
748 |
// KErrNone and KErrCancel are ok, others mean real error
|
|
749 |
TInt ret( iStatus.Int() );
|
|
750 |
if ( KErrNone == ret || KErrCancel == ret )
|
|
751 |
{
|
|
752 |
|
|
753 |
#ifdef TF_LOGGING_ENABLED
|
|
754 |
data16bit.SetLength( 0 );
|
|
755 |
// If iResp lenght is more than KDataBufLength,
|
|
756 |
// log only KDataBufLength bytes
|
|
757 |
if ( KDataBufLength < iResp.Length() )
|
|
758 |
{
|
|
759 |
data16bit.Copy( iResp.Left( KDataBufLength ) );
|
|
760 |
}
|
|
761 |
else
|
|
762 |
{
|
|
763 |
data16bit.Copy( iResp.Left( iResp.Length() ) );
|
|
764 |
}
|
|
765 |
const TDesC16 help = data16bit;
|
|
766 |
TFLOGSTRING2("TSY: CDataPortReader::Read Data: %S", &data16bit);
|
|
767 |
OstTraceExt1( TRACE_NORMAL, DUP2_CDATAPORTREADER_RUNL, "CDataPortReader::RunL;data16bit=%S", help );
|
|
768 |
#endif // TF_LOGGING_ENABLED
|
|
769 |
|
|
770 |
// If flushing the dataport and modem from last connection,
|
|
771 |
// continue until RX buffer is empty
|
|
772 |
if ( EFalse == iReaAllComplete )
|
|
773 |
{
|
|
774 |
// To ensure that NO CARRIER and +CRING (in case of waiting call)
|
|
775 |
// responces are not missed.
|
|
776 |
if ( 0 == iResp.MatchF( KModemNoCarrier ) ||
|
|
777 |
0 == iResp.MatchF( KModemCRing ) )
|
|
778 |
{
|
|
779 |
iDataPortHandler->ReadResponseFromDataport( iResp );
|
|
780 |
}
|
|
781 |
//no else
|
|
782 |
|
|
783 |
TInt dataLen( iDataPort.QueryReceiveBuffer() );
|
|
784 |
// If there is data remaining in RX buffer, read it all first
|
|
785 |
if ( 0 < dataLen )
|
|
786 |
{
|
|
787 |
|
|
788 |
TFLOGSTRING2("TSY: CDataPortReader::RunL - Data remaining: %d", dataLen );
|
|
789 |
|
|
790 |
OstTrace1( TRACE_NORMAL, DUP3_CDATAPORTREADER_RUNL, "CDataPortReader::RunL;Data remaining=%d", dataLen );
|
|
791 |
}
|
|
792 |
else
|
|
793 |
{
|
|
794 |
|
|
795 |
TFLOGSTRING("TSY: CDataPortReader::RunL - RX buffer empty, normal read continuing");
|
|
796 |
OstTrace0( TRACE_NORMAL, DUP4_CDATAPORTREADER_RUNL, "CDataPortReader::RunL, RX buffer empty, normal read continuing" );
|
|
797 |
|
|
798 |
iReaAllComplete = ETrue;
|
|
799 |
// Request next write from iDataPortWriter
|
|
800 |
iDataPortWriter->WriteNextL();
|
|
801 |
}
|
|
802 |
// Set length to zero
|
|
803 |
iResp.SetLength( 0 );
|
|
804 |
// Make the reader read again...
|
|
805 |
iStatus = KRequestPending;
|
|
806 |
iDataPort.Read( iStatus, iResp );
|
|
807 |
SetActive();
|
|
808 |
}
|
|
809 |
// Normal read prosessing, forward data to line or call object
|
|
810 |
else
|
|
811 |
{
|
|
812 |
// Check what is received from modem
|
|
813 |
if ( 0 < iResp.Length() )
|
|
814 |
{
|
|
815 |
// Skip over line changes and unnecessary data.
|
|
816 |
// CR is in byte 0 and LF is in byte 1.
|
|
817 |
if ( ( KMinModemRespLength < iResp.Length() ) &&
|
|
818 |
( KCarriageReturn != iResp[0] ) &&
|
|
819 |
( KLineFeed != iResp[1] ) )
|
|
820 |
{
|
|
821 |
iDataPortHandler->ReadResponseFromDataport( iResp );
|
|
822 |
// If not echo data, send new commands.
|
|
823 |
// Otherwise skip over
|
|
824 |
if ( ( 0 > iResp.MatchF( KInitEcho ) ) )
|
|
825 |
{
|
|
826 |
// Request next write from iDataPortWriter
|
|
827 |
iDataPortWriter->WriteNextL();
|
|
828 |
}
|
|
829 |
//no else
|
|
830 |
}
|
|
831 |
//no else
|
|
832 |
|
|
833 |
// Set length to zero
|
|
834 |
iResp.SetLength( 0 );
|
|
835 |
|
|
836 |
if ( EFalse == iContinueRead )
|
|
837 |
{
|
|
838 |
|
|
839 |
TFLOGSTRING("TSY: CDataPortReader::RunL - Cancel reading");
|
|
840 |
OstTrace0( TRACE_NORMAL, DUP5_CDATAPORTREADER_RUNL, "CDataPortReader::RunL, Cancel reading" );
|
|
841 |
|
|
842 |
iDataPort.ReadCancel();
|
|
843 |
}
|
|
844 |
else if ( !IsActive() )
|
|
845 |
{
|
|
846 |
|
|
847 |
TFLOGSTRING("TSY: CDataPortReader::RunL - Continue reading");
|
|
848 |
OstTrace0( TRACE_NORMAL, DUP6_CDATAPORTREADER_RUNL, "CDataPortReader::RunL, Continue reading" );
|
|
849 |
// Make the reader read again...
|
|
850 |
iStatus = KRequestPending;
|
|
851 |
iDataPort.Read( iStatus, iResp );
|
|
852 |
SetActive();
|
|
853 |
}
|
|
854 |
}
|
|
855 |
else if ( !IsActive() && iContinueRead )
|
|
856 |
{
|
|
857 |
|
|
858 |
TFLOGSTRING("TSY: CDataPortReader::RunL - Continue reading");
|
|
859 |
OstTrace0( TRACE_NORMAL, DUP7_CDATAPORTREADER_RUNL, "CDataPortReader::RunL, Continue reading" );
|
|
860 |
// Make the reader read again...
|
|
861 |
iStatus = KRequestPending;
|
|
862 |
iDataPort.Read( iStatus, iResp );
|
|
863 |
SetActive();
|
|
864 |
}
|
|
865 |
}
|
|
866 |
}
|
|
867 |
// If in use, do no do anything but wait for others to
|
|
868 |
// end using dataport.
|
|
869 |
else if ( KErrInUse == ret )
|
|
870 |
{
|
|
871 |
|
|
872 |
TFLOGSTRING("TSY: CDataPortReader::RunL - Dataport used by other client");
|
|
873 |
OstTrace0( TRACE_NORMAL, DUP8_CDATAPORTREADER_RUNL, "CDataPortReader::RunL, Dataport used by other client" );
|
|
874 |
}
|
|
875 |
// These will make the next call object creation fail in
|
|
876 |
// CMmLineTsy::OpenNewObjectL as we can't handle these errors in TSY.
|
|
877 |
else
|
|
878 |
{
|
|
879 |
User::LeaveIfError( ret );
|
|
880 |
}
|
|
881 |
}
|
|
882 |
|
|
883 |
// ----------------------------------------------------------------------------
|
|
884 |
// CDataPortReader::RunError
|
|
885 |
// Called when RunL leaves.
|
|
886 |
// (other items were commented in a header).
|
|
887 |
// ----------------------------------------------------------------------------
|
|
888 |
//
|
|
889 |
TInt CDataPortReader::RunError(
|
|
890 |
TInt aError )
|
|
891 |
{
|
|
892 |
|
|
893 |
TFLOGSTRING2("TSY: CDataPortReader::RunError %d", aError);
|
|
894 |
OstTrace1( TRACE_NORMAL, CDATAPORTREADER_RUNERROR, "CDataPortReader::RunError;aError=%d", aError );
|
|
895 |
|
|
896 |
iDataPortHandler->HandleDataPortError( aError );
|
|
897 |
|
|
898 |
return KErrNone;
|
|
899 |
}
|
|
900 |
|
|
901 |
//=============================================================================
|
|
902 |
|
|
903 |
// OTHER EXPORTED FUNCTIONS
|
|
904 |
//none
|
|
905 |
|
|
906 |
// End of File
|