connectionmonitoring/connmon/connectionmonitor/src/ConnMonBearerGPRS.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 26 Jan 2010 12:12:48 +0200
changeset 3 f7816ffc66ed
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child 23 7ec726f93df1
permissions -rw-r--r--
Revision: 201001 Kit: 201004
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/*
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* Copyright (c) 2005-2009 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 "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:  Implementation for bearer GPRS.
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*
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*/
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#include <centralrepository.h>
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#include <cmmanagerkeys.h>
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#include <cmgenconnsettings.h>
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0
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#include "ConnMonBearerGPRS.h"
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#include "connmoncommsdatcache.h"
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#include "ConnMonIAP.h"
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#include "log.h"
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// ---------------------------------------------------------------------------
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// Construction
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// ---------------------------------------------------------------------------
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//
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TConnMonBearerGPRS::TConnMonBearerGPRS(
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        CConnMonIAP* aConnMonIAP,
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        CConnMonCommsDatCache* aCommsDatCache )
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        :
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        TConnMonBearer( aConnMonIAP, aCommsDatCache )
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    {
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    }
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// ---------------------------------------------------------------------------
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// Is bearer available
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// ---------------------------------------------------------------------------
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//
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TInt TConnMonBearerGPRS::GetAvailability( TBool& aAvailable ) const
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    {
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    //LOGENTRFN("TConnMonBearerGPRS::GetAvailability()")
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    TInt err( KErrNone );
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    aAvailable = EFalse;
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    // Is bearer available
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    TBool byCell( EFalse );
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    TBool byPhone( EFalse );
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    if ( CurrentCellularDataUsage() != ECmCellularDataUsageDisabled )
0
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        {
3
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        // Find out if we are in 2G or in 3G - it is needed for calculating bearer availability
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        RMobilePhone::TMobilePhoneNetworkMode mode;
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        err = iConnMonIAP->MobilePhone()->GetCurrentMode( mode );
0
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        if ( KErrNone == err )
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            {
3
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            switch ( mode )
0
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                {
3
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                case RMobilePhone::ENetworkModeGsm:
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                case RMobilePhone::ENetworkModeUnknown: // Emulator default
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                    err = iConnMonIAP->GetBearerSupportInfo( EBearerIdGPRS, byCell, byPhone );
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                    break;
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                case RMobilePhone::ENetworkModeWcdma:
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                    err = iConnMonIAP->GetBearerSupportInfo( EBearerIdWCDMA, byCell, byPhone );
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                    break;
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                default:
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                    LOGEXITFN1("TConnMonBearerGPRS::GetAvailability()", err)
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                    return err; // Return silently, report not available
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                }
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            if ( KErrNone == err )
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                {
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                if ( byCell && byPhone )
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                    {
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                    aAvailable = ETrue;
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                    }
0
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                }
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            }
3
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        // Make GPRS available in wins
0
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#if defined(__WINSCW__)
3
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        LOGIT2("GetAvailability: Emulator override, true values were %d <%d>", aAvailable, err)
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        err = KErrNone;
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        aAvailable = ETrue;
0
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#endif
3
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        }
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0
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    //LOGEXITFN1("TConnMonBearerGPRS::GetAvailability()", err)
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    return err;
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    }
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// ---------------------------------------------------------------------------
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// Bearer ID getter
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// ---------------------------------------------------------------------------
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//
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TUint TConnMonBearerGPRS::BearerId() const
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    {
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    return EBearerIdGPRS;
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    }
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// ---------------------------------------------------------------------------
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// ETrue if bearer is valid (internal state is correct)
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// ---------------------------------------------------------------------------
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//
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TBool TConnMonBearerGPRS::Valid() const
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    {
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    return ETrue;
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    }
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// ---------------------------------------------------------------------------
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// Sets available IAPs of this type as available in CommsDat cache
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// ---------------------------------------------------------------------------
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//
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void TConnMonBearerGPRS::FlagAvailableIaps() const
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    {
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    LOGENTRFN("TConnMonBearerGPRS::FlagAvailableIaps()")
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    TBool bearerAvailable( EFalse );
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    TInt err = GetAvailability( bearerAvailable );
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    LOGIT2("FlagAvailableIaps: GPRS availability: %d (bool) <%d>", bearerAvailable, err)
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    if ( !err && bearerAvailable )
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        {
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        iCommsDatCache->SetAvailableIapsWithBearerId( EBearerIdGPRS );
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        }
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    LOGEXITFN("TConnMonBearerGPRS::FlagAvailableIaps()")
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    }
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3
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// ---------------------------------------------------------------------------
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// Read current cellular data usage setting from Central Repository
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// ---------------------------------------------------------------------------
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//
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TInt TConnMonBearerGPRS::CurrentCellularDataUsage() const
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    {
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    // Use default value if repository is not available
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    TInt value( ECmCellularDataUsageAutomatic );
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    CRepository* cmRepository = NULL;
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    TRAPD( err, cmRepository = CRepository::NewL( KCRUidCmManager ) )
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    if ( err == KErrNone )
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        {
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        err = cmRepository->Get( KCurrentCellularDataUsage, value );
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        LOGIT2("KCurrentCellularDataUsage from repository: %d error: <%d>", value, err )
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        }
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    delete cmRepository;
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    return value;
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    }
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0
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// End-of-file