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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 "dpdef.h" // dataport definitions
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#include <pipeisi.h> // isi pipe
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#include "pep_comm_types.h" // structures for isi-message interface
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#include "dpdataport.h" // dataport main and c32 interface
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#include "dpbreak.h" // break handling
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#include "dpdataconfig.h" // configuration store
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#include "dpdatabuffer.h" // base class for rx and tx buffers
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#include "dpmif.h" // message interface
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#include "dppif.h" // pipe interface
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#include "dplog.h" // dataport logging
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#include <pipe_sharedisi.h>
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#include "osttracedefinitions.h"
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#ifdef OST_TRACE_COMPILER_IN_USE
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#include "dpbreaktraces.h"
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#endif
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// LOCAL FUNCTION PROTOTYPES
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// none
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// ================= MEMBER FUNCTIONS =======================
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// ---------------------------------------------------------
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// CDpBreak::CDpBreak
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// C++ default constructor.
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//
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// ---------------------------------------------------------
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CDpBreak::CDpBreak(
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CDpDataPort& aDataPort ) :
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iDataPort( aDataPort ),
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iRx( iDataPort.Rx() ),
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iBreakNotify( EFalse )
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{
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OstTrace0( TRACE_NORMAL, CDPBREAK_CDPBREAK, "CDpBreak::CDpBreak" );
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LOGM(" CDpBreak::CDpBreak");
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}
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// ---------------------------------------------------------
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// CDpBreak::~CDpBreak
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// Destructor
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// ---------------------------------------------------------
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CDpBreak::~CDpBreak()
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{
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OstTrace0( TRACE_NORMAL, DUP1_CDPBREAK_CDPBREAK, "CDpBreak::~CDpBreak" );
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LOGM(" CDpBreak::~CDpBreak");
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}
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// ---------------------------------------------------------
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// CDpBreak::InitL
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// This method initializes member variables
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// ---------------------------------------------------------
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//
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void CDpBreak::Init()
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{
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OstTrace0( TRACE_NORMAL, CDPBREAK_INIT, "CDpBreak::Init" );
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LOGM(" CDpBreak::Init");
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}
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// ---------------------------------------------------------
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// CDpBreak::CompleteBreakNotify
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// Break signal has been received from DCS and now we inform
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// the client about that by completing the nofify request.
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// ---------------------------------------------------------
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//
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TInt CDpBreak::CompleteBreakNotify()
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{
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OstTrace0( TRACE_NORMAL, CDPBREAK_COMPLETEBREAKNOTIFY, "CDpBreak::CompleteBreakNotify" );
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LOGM(" CDpBreak::CompleteBreakNotify");
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TUint8 signalType( iDataPort.DataConfig().DteTypeOfBreakSignal() );
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TInt ret( KErrNone );
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switch ( signalType )
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{
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case PEP_COMM_BREAK_DESTRUCT:
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{
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// Send break to client, clear DTE transmit buffers
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iDataPort.BreakNotifyCompleted( KErrNone );
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SetBreakNotify( EFalse );
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iRx.Flush();
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break;
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}
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case PEP_COMM_BREAK_EXPEDITED:
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{
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// Send break, then data
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iDataPort.BreakNotifyCompleted( KErrNone );
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SetBreakNotify( EFalse );
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break;
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}
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case PEP_COMM_BREAK_NON_EXPEDITED:
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{
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// Send all RX data buffered before break, then break
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iDataPort.SetRxBreakBytes( iRx.UsedBytes() );
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break;
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}
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default:
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{
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LOG1(" ERROR - Unsupported break signal type: %d in Break::CompleteBreakNotify",
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signalType );
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OstTraceExt1( TRACE_NORMAL, DUP1_CDPBREAK_COMPLETEBREAKNOTIFY, "CDpBreak:: ERROR - Unsupported break signal type: %hhu in Break::CompleteBreakNotify", signalType );
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ret = KErrGeneral;
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}
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}
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return ret;
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}
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// ---------------------------------------------------------
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// CDpBreak::GetBreakNotify
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// CDpCommPep::HandlePepStatusInd() method uses this to find
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// out, are we requested to notify the client about incoming
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// (DCS->Client) break signal.
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// ---------------------------------------------------------
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//
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void CDpBreak::GetBreakNotify(
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TBool& aBreakNotify ) const
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{
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OstTrace0( TRACE_NORMAL, CDPBREAK_GETBREAKNOTIFY, "CDpBreak::GetBreakNotify" );
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LOGM(" CDpBreak::GetBreakNotify");
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aBreakNotify = iBreakNotify;
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}
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// ---------------------------------------------------------
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// CDpBreak::SetBreakNotify
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// This method sets break notify status active or deactive.
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// Break notify status indicates, whether a received break
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// signal must be notified to the client.
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// ---------------------------------------------------------
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//
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void CDpBreak::SetBreakNotify(
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const TBool aBreakNotify )
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{
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OstTrace0( TRACE_NORMAL, CDPBREAK_SETBREAKNOTIFY, "CDpBreak::SetBreakNotify" );
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LOGM(" CDpBreak::SetBreakNotify");
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iBreakNotify = aBreakNotify;
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}
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// ---------------------------------------------------------
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// CDpDataPort::SendBreak
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// This method sends break to DCS. This method is called from
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// CDpDataPort::Break() and CDpTx2Pn::HandleReturnValueL().
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// NOTE: This method does not complete client's break request
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// ---------------------------------------------------------
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//
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TInt CDpBreak::SendBreak()
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{
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OstTrace0( TRACE_NORMAL, CDPBREAK_SENDBREAK, "CDpBreak::SendBreak" );
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LOGM(" CDpBreak::SendBreak");
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// Create PNS_PEP_STATUS_IND : PEP_COMM_IND_ID_BREAK message
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TBuf8<SIZE_PNS_PEP_STATUS_IND> messageData;
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// Pipe Handle
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messageData.Append( iDataPort.Pif().PipeHandle() );
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// PEP Type
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messageData.Append( PN_PEP_TYPE_COMM );
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// Indication ID
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messageData.Append( PEP_COMM_IND_ID_BREAK );
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// Filler bytes
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messageData.Append( KDpPadding );
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messageData.Append( KDpPadding );
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// Send message
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#ifdef _DEBUG
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TInt ret =
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#endif
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iDataPort.Mif().SendMessage(
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PN_PIPE,
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iDataPort.CreateTransactionId(),
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PNS_PEP_STATUS_IND,
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messageData );
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LOG(" <== PNS_PEP_STATUS_IND sent (PEP_COMM_IND_ID_BREAK)");
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OstTrace0( TRACE_NORMAL, DUP1_CDPBREAK_SENDBREAK, "CDpBreak:: <== PNS_PEP_STATUS_IND sent (PEP_COMM_IND_ID_BREAK)" );
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#ifdef _DEBUG
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if ( KErrNone != ret )
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{
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LOG1("Error isc api send %d", ret );
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OstTrace1( TRACE_NORMAL, DUP2_CDPBREAK_SENDBREAK, "CDpBreak:: Error isc api send %d", ret );
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}
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// no else
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#endif
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return KErrNone;
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}
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// ================= OTHER EXPORTED FUNCTIONS ==============
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// none
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// End of File
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