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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 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 "cmodematsrv.h"
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#include "modematclientsrv.h"
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#include "modematsecpolicy.h"
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#include "cmodematsession.h"
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#include "cmodemathandler.h"
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#include "modemattrace.h"
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#include "catmessage.h"
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CModemAtSrv::CModemAtSrv( TInt aPriority ) :
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CPolicyServer( aPriority, KSrvPolicy ), iHandler(NULL)
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{
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}
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CModemAtSrv::~CModemAtSrv()
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{
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C_TRACE (( _L(">>CModemAtSrv::~CModemAtSrv()") ));
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iAtMessageArray.ResetAndDestroy();
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iAtMessageArray.Close();
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C_TRACE (( _L("<<CModemAtSrv::~CModemAtSrv()") ));
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}
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CModemAtSrv* CModemAtSrv::NewLC()
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{
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CModemAtSrv* self = new (ELeave) CModemAtSrv( EPriorityNormal );
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CleanupStack::PushL( self );
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self->ConstructL();
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self->StartL( KATExtSrvName );
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RThread().SetPriority( EPriorityNormal );
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return self;
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}
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void CModemAtSrv::RemovePipe( const TUint8 aDteId )
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{
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C_TRACE((_L("CModemAtSrv::RemovePipe()") ));
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iHandler->RemovePipe( aDteId );
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}
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void CModemAtSrv::ClientClosed( CModemAtSession* aSession )
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{
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C_TRACE (( _L("CModemAtSrv::ClientClosed()") ));
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TInt index = iSessions.Find( aSession );
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if( index >= 0 )
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{
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//remove session from routing table, if dteId exists
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if(iSessions[index]->GetDteId() != KInitialDteId )
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{
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iRouteTable[ iSessions[index]->GetPluginType() ][ iSessions[index]->GetDteId() ] = NULL;
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}
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if( iSessions.Count() == 1 )
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{
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C_TRACE((_L("Disconnecting ISI message handler ") ));
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iHandler->Disconnect( iSessions[ index ]->GetDteId() );
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}
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C_TRACE((_L("Removing session (plugin type %d dteid: %d)"), iSessions[index]->GetPluginType(), iSessions[index]->GetDteId() ));
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iSessions.Remove( index );
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C_TRACE((_T("<<CModemAtSrv::ClientClosed()") ));
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}
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}
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CSession2* CModemAtSrv::NewSessionL( const TVersion& aVersion,
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const RMessage2& /*aMessage*/ ) const
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{
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C_TRACE (( _T("CModemAtSrv::NewSessionL()") ));
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CModemAtSrv& thisServer = const_cast<CModemAtSrv&>( *this );
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CModemAtSession* session = CModemAtSession::NewL( thisServer, aVersion );
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CleanupStack::PushL( session );
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thisServer.iSessions.AppendL( session );
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CleanupStack::Pop( session );
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return session;
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}
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void CModemAtSrv::ConstructL()
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{
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C_TRACE (( _T("CModemAtSrv::ConstructL()") ));
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iHandler = CModemAtHandler::NewL( *this );
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//setup routing table
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for( TInt i = 0 ; i < KPluginCount ; i++)
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{
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for(TInt o = 0; o < KMaxDteIdCount; o++)
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{
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iRouteTable[ i ][ o ] = NULL;
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}
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}
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}
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void CModemAtSrv::HandleSignalInd( const TInt aDteId )
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{
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C_TRACE ((_T("CModemAtSrv::HandleSignalInd aDteId = %d sessions = %d"), aDteId, iSessions.Count() ));
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for( TInt i = 0; i < iSessions.Count(); i++ )
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{
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if( iSessions[i]->GetDteId() == aDteId && iSessions[i]->IsSignalIndReqActive() )
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{
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C_TRACE (( _T("CModemAtSrv::HandleSignalInd() session found") ));
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iSessions[i]->SignalIndReceived();
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}
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}
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}
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void CModemAtSrv::HandleUnsolicitedData( const TInt aDteId, const TDesC8& aData )
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{
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C_TRACE ((_T("CModemAtSrv::HandleUnsolicitedData aDteId = %d sessions = %d"), aDteId, iSessions.Count() ));
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for( TInt i = 0; i < iSessions.Count(); i++ )
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{
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if( (iSessions[i]->GetDteId() == aDteId || aDteId == KUnsolicitedDataDteId )&&
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iSessions[i]->IsUnsolicitedDataReqActive() &&
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iSessions[i]->GetPluginType() == EATExtPlugin )
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{
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C_TRACE (( _T("CModemAtSrv::HandleUnsolicitedData() session found") ));
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iSessions[i]->UnsolicitedData( aData );
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}
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}
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}
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void CModemAtSrv::HandleCommandModeChange( TInt aDteId, TCommandMode aMode )
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{
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C_TRACE ((_T("CModemAtSrv::HandleCommandModeChange aDteId = %d sessions = %d mode = %d"), aDteId, iSessions.Count(), (TInt) aMode ));
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for( TInt i = 0; i < iSessions.Count(); i++ )
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{
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if( iSessions[i]->GetDteId() == aDteId &&
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iSessions[i]->IsCommandModeReqActive() &&
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iSessions[i]->GetPluginType() == ECommonPlugin )
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{
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C_TRACE (( _T("CModemAtSrv::HandleCommandModeChange() session found") ));
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iSessions[i]->CommandModeChanged( aMode );
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}
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}
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}
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void CModemAtSrv::BroadcastModemConnected(const TUint aDteId, TInt aErr )
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{
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C_TRACE ((_T("CModemAtSrv::BroadcastModemConnected aDteId = %d err = %d sessions = %d"), aDteId, aErr, iSessions.Count() ));
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for( TInt i = 0; i < iSessions.Count(); i++ )
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{
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if( iSessions[i]->GetDteId() == aDteId && iSessions[i]->IsConnectReqActive() )
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{
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C_TRACE (( _T("CModemAtSrv::BroadcastModemConnected() session found") ));
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iSessions[i]->ModemConnected( aErr );
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}
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}
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}
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void CModemAtSrv::HandleIntermediateDataInd( const TInt aDteId,
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const TATPluginInterface aPluginType,
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const TDesC8& aResponse,
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const TUint8 aCommand )
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{
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C_TRACE ((_T("CModemAtSrv::HandleIntermediateDataInd aDteId = %d sessions = %d "), aDteId, iSessions.Count() ));
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C_TRACE ((_T("plugintype = %d command = %d"), (TInt)aPluginType, aCommand ));
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if ( iAtMessageArray.Count() > 0 )
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{
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C_TRACE((_L("iAtMessageArray[0]->ReceiveATResponse Intermediate data")));
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iAtMessageArray[0]->ReceiveATResponse( aResponse, EFalse );
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}
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else
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{
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C_TRACE ((_T("CModemAtSrv::HandleIntermediateDataInd INTERMEDIATE DATA received but no request active") ));
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}
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}
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void CModemAtSrv::HandleATResponse( const TInt aDteId, const TDesC8& aResponse, const TUint8 aCommand )
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{
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C_TRACE ((_T(">>CModemAtSrv::HandleATResponse aDteId = %d sessions = %d "), aDteId, iSessions.Count() ));
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C_TRACE ((_T("CModemAtSrv::HandleATResponse command = %d"), aCommand ));
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if ( iAtMessageArray.Count() > 0 )
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{
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CAtMessage* tmp = iAtMessageArray[0];
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C_TRACE((_L("iAtMessageArray[0]->ReceiveATResponse 0x%x"), tmp ));
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tmp->ReceiveATResponse( aResponse, ETrue );
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C_TRACE((_L("CModemAtSrv::HandleATResponse Remove the first message in Fifo")));
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RemoveFirstFromSendFifo();
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C_TRACE((_L("CModemAtSrv::HandleATResponse SendNextFromFifo")));
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SendNextFromFifo();
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}
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else
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{
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HandleUnsolicitedData( aDteId, aResponse);
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}
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C_TRACE ((_T("<<CModemAtSrv::HandleATResponse()") ));
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}
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void CModemAtSrv::ConnectToModem(CModemAtSession* aSession)
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{
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C_TRACE ((_T(">>CModemAtSrv::ConnectToModem 0x%x"), aSession));
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TInt type = aSession->GetPluginType();
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C_TRACE(( _L("session count: %d, type: %d"), iSessions.Count(), type ));
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//find already defined dteid
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for(TInt i = 0; i < iSessions.Count(); i++)
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{
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TInt dteid = iSessions[i]->GetDteId();
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TDesC8& name = iSessions[i]->GetName();
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C_TRACE((_L("i: %d, dteid: %d"), i, dteid));
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//Is there plugin with samename
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if( name.Compare(aSession->GetName())== 0 && dteid != KInitialDteId )
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{
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if( type == iSessions[i]->GetPluginType())
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{
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TRACE_ASSERT_ALWAYS;
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aSession->SetDteId( dteid );
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aSession->ModemConnected((TInt)KErrAlreadyExists);
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C_TRACE ((_T("<<CModemAtSrv::ConnectToModem 0x%x"), aSession));
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return;
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}
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//add current session to route table
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C_TRACE((_L("AddSessionToRouteTable type: %d, dteid: %d"), type, aSession->GetDteId()));
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iRouteTable[aSession->GetPluginType()][dteid] = aSession;
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C_TRACE((_L("Interface exists=> %d"),dteid));
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aSession->SetDteId( dteid );
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aSession->ModemConnected(KErrNone); //connected
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C_TRACE ((_T("<<CModemAtSrv::ConnectToModem 0x%x"), aSession));
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return;
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}
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}
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//no AT-plugin& Common plugin, find first free dteid
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TInt dteId = 0;
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while(iRouteTable[0][dteId] || iRouteTable[1][dteId])
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{
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dteId++;
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}
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ASSERT_PANIC_ALWAYS( dteId < KMaxDteIdCount );
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iRouteTable[type][dteId] = aSession;
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C_TRACE((_L("Added new dteid: %d"),dteId));
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aSession->SetDteId(dteId);
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iHandler->Connect(dteId);
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C_TRACE ((_T("<<CModemAtSrv::ConnectToModem 0x%x"), aSession));
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}
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void CModemAtSrv::AddToSendFifo( const TUint8 aDteId,
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const TATPluginInterface aPluginType,
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CAtMessage* aMessage )
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{
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C_TRACE (( _T("CModemAtSrv::AddToSendFifo( dteId = %d,0x%x)"), aDteId, aMessage ));
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iAtMessageArray.Append( aMessage ); // only one AT command at the time in modem
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if( iAtMessageArray.Count() == 1 ) //if empty Fifo send immediately
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{
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C_TRACE((_L("Sending message immediately")));
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iHandler->SendATCommand( aDteId,
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aPluginType,
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aMessage->GetMessageType(),
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aMessage->GetBuffer() );
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}
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}
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void CModemAtSrv::RemoveFirstFromSendFifo()
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{
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C_TRACE(( _T("CModemAtSrv::RemoveFirstFromSendFifo iAtMessageArray.Count = %d"), iAtMessageArray.Count() ));
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if( iAtMessageArray.Count( ) > 0 )
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{
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C_TRACE (( _T("CModemAtSrv::RemoveFirstFromSendFifo 1") ));
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CAtMessage* msg = iAtMessageArray[0];
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C_TRACE (( _T("CModemAtSrv::RemoveFirstFromSendFifo 2 0x%x"), msg ));
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iAtMessageArray.Remove(0);
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if( msg )
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{
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C_TRACE (( _T("CModemAtSrv::RemoveFirstFromSendFifo 3") ));
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delete msg;
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}
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else
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{
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TRACE_ASSERT_ALWAYS;
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}
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C_TRACE (( _T("CModemAtSrv::RemoveFirstFromSendFifo 4") ));
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}
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C_TRACE (( _T("CModemAtSrv::RemoveFirstFromSendFifo 5") ));
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}
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void CModemAtSrv::SendNextFromFifo()
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{
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C_TRACE ((_T("CModemAtSrv::SendNextFromFifo fifo has %d message(s)"), iAtMessageArray.Count() ));
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TPtr8 ptr(0,0);
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if( iAtMessageArray.Count() > 0 )
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{
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C_TRACE((_L("Messages in buffer... Sending message")));
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ptr.Set( iAtMessageArray[0]->GetBuffer() );
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C_TRACE (( _T("iHandler->SendATCommand()") ));
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iHandler->SendATCommand( iAtMessageArray[0]->GetSession()->GetDteId(),
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iAtMessageArray[0]->GetSession()->GetPluginType(),
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iAtMessageArray[0]->GetMessageType(),
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ptr );
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}
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}
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void CModemAtSrv::CancelFifoRequests( const CModemAtSession* aSession )
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{
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C_TRACE((_T(">>CModemAtSrv::CancelFifoRequests count: %d"), iAtMessageArray.Count() ));
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TInt messageCount = iAtMessageArray.Count();
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for( TInt i = 0; i < messageCount; i++ )
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{
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C_TRACE((_T("CancelFifoRequests %d"), i ));
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CAtMessage* msg = iAtMessageArray[ i ];
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if( msg )
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{
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C_TRACE((_T("Found Request: 0x%x"),msg ));
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if( msg->GetSession() == aSession)
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{
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C_TRACE((_T("CancelFifoRequests - canceling request") ));
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msg->CancelRequest();
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C_TRACE (( _T("CModemAtSrv::CancelFifoRequest delete msg") ));
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delete msg;
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}
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}
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}
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C_TRACE (( _T("CModemAtSrv::CancelFifoRequest iAtMessageArray.Remove %d messages"), messageCount ));
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for( TInt j = 0; j < messageCount && iAtMessageArray.Count() > 0; j++ )
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{
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iAtMessageArray.Remove( 0 );
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}
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C_TRACE(( _T("<<CModemAtSrv::CancelFifoRequests()") ));
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}
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TInt CModemAtSrv::SessionCount()
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{
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C_TRACE(( _T("CModemAtSrv::SessionCount() %d"), iSessions.Count() ));
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return iSessions.Count();
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}
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