bluetoothengine/bteng/btengsettings/src/btengsettings.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 27 May 2010 13:01:44 +0300
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permissions -rw-r--r--
Revision: 201019 Kit: 2010121
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/*
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* Copyright (c) 2006-2010 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:  Bluetooth Engine API for managing device settings.
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*
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*/
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#include <centralrepository.h>
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#include <featmgr.h>
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#include <utf.h>
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#include "btengsettings.h"
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#include "btengprivatecrkeys.h"
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#include "btengsettingsnotify.h"
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#include "btengclient.h"
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#include "debug.h"
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// ======== MEMBER FUNCTIONS ========
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// ---------------------------------------------------------------------------
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// C++ default constructor
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// ---------------------------------------------------------------------------
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//
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CBTEngSettings::CBTEngSettings( MBTEngSettingsObserver* aObserver )
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:   iObserver( aObserver )
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    {
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    }
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// ---------------------------------------------------------------------------
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// Symbian 2nd-phase constructor
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// ---------------------------------------------------------------------------
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//
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void CBTEngSettings::ConstructL()
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    {
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    TRACE_FUNC_ENTRY
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        // Check if BT is supported at all
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    FeatureManager::InitializeLibL();
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    TBool btSupported = FeatureManager::FeatureSupported( KFeatureIdBt );
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    FeatureManager::UnInitializeLib();
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    if( !btSupported )
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        {
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        TRACE_INFO( ( _L( "[BTENGSETTINGS]\t ConstructL: BT not supported!!" ) ) )
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        User::Leave( KErrNotSupported );
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        }
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    if( iObserver )
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        {
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        iSettingsWatcher = CBTEngSettingsNotify::NewL( iObserver );
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        }
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    TRACE_FUNC_EXIT
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    }
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// ---------------------------------------------------------------------------
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// NewL
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// ---------------------------------------------------------------------------
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//
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EXPORT_C CBTEngSettings* CBTEngSettings::NewL( MBTEngSettingsObserver* aObserver )
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    {
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    CBTEngSettings* self = CBTEngSettings::NewLC( aObserver );
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    CleanupStack::Pop( self );
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    return self;
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    }
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// ---------------------------------------------------------------------------
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// NewLC
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// ---------------------------------------------------------------------------
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//
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EXPORT_C CBTEngSettings* CBTEngSettings::NewLC( MBTEngSettingsObserver* aObserver )
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    {
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    CBTEngSettings* self = new( ELeave ) CBTEngSettings( aObserver );
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    return self;
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    }
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// ---------------------------------------------------------------------------
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// Destructor
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// ---------------------------------------------------------------------------
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//
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CBTEngSettings::~CBTEngSettings()
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    {
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    TRACE_FUNC_ENTRY
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    delete iSettingsWatcher;
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    }
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// ---------------------------------------------------------------------------
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// Gets the current BT hardware power state 
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// (on or off) from central repository.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CBTEngSettings::GetPowerState( TBTPowerStateValue& aState )
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    {
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    TRACE_FUNC_ENTRY
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    aState = EBTPowerOff;
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    TRAPD( err, GetCenRepKeyL( KCRUidBluetoothPowerState, KBTPowerState, 
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                               (TInt&) aState, EBTPowerOff, EBTPowerOn ) );
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    return err;
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    }
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// ---------------------------------------------------------------------------
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// Sets the Bluetooth hardware power state.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CBTEngSettings::SetPowerState( TBTPowerStateValue aState )
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    {
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    TRACE_FUNC_ENTRY
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    if( aState != EBTPowerOff && aState != EBTPowerOn )
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        {
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        return KErrArgument;
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        }
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    RBTEng bteng;
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    TInt err = bteng.Connect();
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    if( !err )
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        {
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        err = bteng.SetPowerState( aState, EFalse );
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        bteng.Close();
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        }
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    TRACE_FUNC_EXIT
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    return err;
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    }
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// ---------------------------------------------------------------------------
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// Gets the current Bluetooth hardware visibility mode 
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// (visible or hidden) from central repository.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CBTEngSettings::GetVisibilityMode( TBTVisibilityMode& aMode )
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    {
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    TRACE_FUNC_ENTRY
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    aMode = EBTVisibilityModeGeneral;
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    TRAPD( err, GetCenRepKeyL( KCRUidBTEngPrivateSettings, KBTDiscoverable, 
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                               (TInt&) aMode, EBTVisibilityModeHidden, 
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                               EBTVisibilityModeGeneral, 
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                               EBTVisibilityModeTemporary, 
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                               EBTVisibilityModeTemporary ) );
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    return err;
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    }
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// ---------------------------------------------------------------------------
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// Sets the Bluetooth hardware visibility mode. The visible mode can also 
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// be temporary visible, specified by the aTime parameter (time in seconds).
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CBTEngSettings::SetVisibilityMode( TBTVisibilityMode aMode, TInt aTime )
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    {
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    TRACE_FUNC_ENTRY
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    if( aMode != EBTVisibilityModeHidden && aMode != EBTVisibilityModeGeneral && 
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        aMode != EBTVisibilityModeTemporary )
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        {
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        return KErrArgument;
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        }
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    RBTEng bteng;
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    TInt err = bteng.Connect();
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    if( !err )
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        {
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        err = bteng.SetVisibilityMode( aMode, aTime );
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        bteng.Close();
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        }
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    TRACE_FUNC_EXIT
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    return err;
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    }
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// ---------------------------------------------------------------------------
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// Gets the Bluetooth friendly name the Bluetooth stack.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CBTEngSettings::GetLocalName( TDes& aName )
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    {
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    TRACE_FUNC_ENTRY
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    aName.Zero();
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    TBool nameStatus = EFalse;
33
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    TBuf<KMaxBluetoothNameLen> tmpName;
0
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    TInt err = GetLocalNameModified( nameStatus );
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    if( err || nameStatus == EBTLocalNameDefault )
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        {
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        return err;
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        }
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   202
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    err = RProperty::Get( KPropertyUidBluetoothCategory, 
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                           KPropertyKeyBluetoothGetDeviceName, aName );
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    if( !err )
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        {
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        err = RProperty::Get( KPropertyUidBluetoothCategory, 
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                               KPropertyKeyBluetoothSetDeviceName, tmpName );
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        if ( tmpName.Compare( aName ) )
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            {
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                // The name has not yet been updated. Use the new one.
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            aName.Copy( tmpName );
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            }
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        }
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    if( err || !aName.Length() )
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        {
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            // An error occured, try still registry
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        aName.Zero();
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        err = HandleBTRegistryNameSetting( const_cast<TDes&>( aName ) );
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        TRACE_INFO( ( _L( "[BTENGSETTINGS]\t registry set result: %d"), err) );
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        }                            
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    TRACE_INFO( ( _L( "[BTENGSETTINGS]\t GetLocalName - result %d, name: %S" ),
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                        err, &aName ) )
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    return err;
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    }
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// ---------------------------------------------------------------------------
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// Sets the Bluetooth friendly name.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CBTEngSettings::SetLocalName( const TDes& aName )
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    {
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    TRACE_FUNC_ENTRY
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   236
    TRACE_FUNC_ARG( ( _L( "aName lenght: %d" ), aName.Length() ) )
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   237
    if( aName.Length() == 0 || aName.Length() > KMaxBluetoothNameLen )
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   238
        {
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   239
            // Zero-length name means that the name has not been set;
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   240
            // such reset should not be done through BTEngSettings.
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   241
        return KErrArgument;
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   242
        }
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parents:
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   243
        
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   244
    TInt err = RProperty::Set( KPropertyUidBluetoothCategory, 
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   245
                           KPropertyKeyBluetoothSetDeviceName, aName );
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parents:
diff changeset
   246
    TRACE_INFO( ( _L( "[BTENGSETTINGS]\t RProperty::Set: %d"), err) );
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   247
    
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   248
        // Always update the name to registry
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diff changeset
   249
    TInt err2 = HandleBTRegistryNameSetting( const_cast<TDes&>( aName ) );
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   250
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   251
    TBool nameChanged = EFalse;
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   252
    if( !err || !err2 )
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parents:
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   253
        {				       	
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   254
            // Check if this is the first time name setting.
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parents:
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   255
        err = GetLocalNameModified( nameChanged );
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parents:
diff changeset
   256
        TRACE_INFO( ( _L( "[BTENGSETTINGS]\t GetLocalNameModified: err %d, namechanged %d"), 
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   257
        		err, nameChanged) );               	
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diff changeset
   258
        }
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parents:
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   259
        
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   260
    if( ( !err || !err2 )  && nameChanged == EBTLocalNameDefault )
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parents:
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   261
        {
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   262
            // Set the name as changed.
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   263
        CRepository* cenRep = NULL;
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parents:
diff changeset
   264
        TRAP( err, cenRep = CRepository::NewL( KCRUidBTEngPrivateSettings ) );
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   265
        if( !err )
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parents:
diff changeset
   266
            { 
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   267
            err = cenRep->Set( KBTLocalNameChanged, EBTLocalNameSet );
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parents:
diff changeset
   268
            TRACE_INFO( ( _L( "[BTENGSETTINGS]\t cenRep->Set( KBTLocalNameChanged, EBTLocalNameSet ): %d"), err) ); 
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   269
            }
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   270
        delete cenRep;
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   271
        }
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   272
        
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   273
    TRACE_FUNC_RES( ( _L( "result %d" ), err ) )
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   274
    return err;
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   275
    }
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parents:
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   276
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   277
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// ---------------------------------------------------------------------------
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   279
// Sets the Bluetooth hardware power state for temporary connections.
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// ---------------------------------------------------------------------------
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   281
//
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   282
EXPORT_C TInt CBTEngSettings::ChangePowerStateTemporarily()
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   283
    {
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   284
    TRACE_FUNC_ENTRY
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   285
    TInt err = KErrNone;
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parents:
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   286
    if( !iSettingsWatcher )
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   287
        {
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   288
        TRAP( err, iSettingsWatcher = CBTEngSettingsNotify::NewL( NULL ) );
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parents:
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   289
        }
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   290
    if( !err )
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parents:
diff changeset
   291
        {
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parents:
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   292
        err = iSettingsWatcher->TogglePowerTemporarily();
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parents:
diff changeset
   293
        }
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parents:
diff changeset
   294
    TRACE_FUNC_EXIT
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   295
    return err;
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parents:
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   296
    }
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   297
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   298
// ---------------------------------------------------------------------------
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   299
// Get the Bluetooth offline mode settings
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   300
// ---------------------------------------------------------------------------
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   301
//
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   302
EXPORT_C TInt CBTEngSettings::GetOfflineModeSettings( 
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   303
        TCoreAppUIsNetworkConnectionAllowed& aOffline, 
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parents:
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   304
        TBTEnabledInOfflineMode& aOfflineAllowed )
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parents:
diff changeset
   305
    {
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   306
    TRACE_FUNC_ENTRY
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   307
    aOffline = ECoreAppUIsNetworkConnectionAllowed;
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parents:
diff changeset
   308
    aOfflineAllowed = EBTEnabledInOfflineMode;
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parents:
diff changeset
   309
    TRAPD( err, GetCenRepKeyL( KCRUidCoreApplicationUIs, 
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parents:
diff changeset
   310
                               KCoreAppUIsNetworkConnectionAllowed, (TInt&) aOffline, 
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parents:
diff changeset
   311
                               ECoreAppUIsNetworkConnectionNotAllowed, 
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parents:
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   312
                               ECoreAppUIsNetworkConnectionAllowed ) );
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parents:
diff changeset
   313
    if( !err && aOffline == ECoreAppUIsNetworkConnectionNotAllowed )
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parents:
diff changeset
   314
        {
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parents:
diff changeset
   315
        TRAP( err, GetCenRepKeyL( KCRUidBluetoothEngine, KBTEnabledInOffline, 
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parents:
diff changeset
   316
                                  (TInt&) aOfflineAllowed, EBTDisabledInOfflineMode, 
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parents:
diff changeset
   317
                                  EBTEnabledInOfflineMode ) );
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parents:
diff changeset
   318
        }
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parents:
diff changeset
   319
    return err;
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parents:
diff changeset
   320
    }
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parents:
diff changeset
   321
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parents:
diff changeset
   322
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parents:
diff changeset
   323
// ---------------------------------------------------------------------------
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parents:
diff changeset
   324
// Checks from central repository whether the Bluetooth friendly name 
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parents:
diff changeset
   325
// has been modified .
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parents:
diff changeset
   326
// ---------------------------------------------------------------------------
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parents:
diff changeset
   327
//
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parents:
diff changeset
   328
TInt CBTEngSettings::GetLocalNameModified( TBool& aStatus )
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parents:
diff changeset
   329
    {
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parents:
diff changeset
   330
    TRACE_FUNC_ENTRY
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parents:
diff changeset
   331
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parents:
diff changeset
   332
    aStatus = (TBool) EBTLocalNameDefault;
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parents:
diff changeset
   333
    TRAPD( err, GetCenRepKeyL( KCRUidBTEngPrivateSettings, KBTLocalNameChanged, 
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parents:
diff changeset
   334
                               (TInt&) aStatus, EBTLocalNameDefault, 
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parents:
diff changeset
   335
                               EBTLocalNameSet ) );
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parents:
diff changeset
   336
    return err;
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parents:
diff changeset
   337
    }
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parents:
diff changeset
   338
f63038272f30 Revision: 201001
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parents:
diff changeset
   339
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parents:
diff changeset
   340
// ---------------------------------------------------------------------------
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parents:
diff changeset
   341
// Gets the specified CenRep key and checks if it is within a valid range; 
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parents:
diff changeset
   342
// if not, it it reset to the default value.
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parents:
diff changeset
   343
// ---------------------------------------------------------------------------
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parents:
diff changeset
   344
//
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
void CBTEngSettings::GetCenRepKeyL( const TUid aUid, const TInt aKey, TInt& aValue, 
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
                                    const TInt aMinRange1, const TInt aMaxRange1, 
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parents:
diff changeset
   347
                                    const TInt aMinRange2, const TInt aMaxRange2 )
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parents:
diff changeset
   348
    {
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parents:
diff changeset
   349
    TRACE_FUNC_ARG( ( _L( "aKey: %d" ), aKey ) )
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parents:
diff changeset
   350
// [SvV] Test that both logging macro do the same:
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
    TRACE_INFO( ( _L( "[BTENGSETTINGS]\t GetCenRepKeyL - start (aKey: %d)" ), aKey ) )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
    TInt val = aValue;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
    CRepository* cenRep = CRepository::NewL( aUid );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
    TInt err = cenRep->Get( aKey, val );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
        // Check that the value is within the allowed ranges.
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
    TBool validRange = ETrue;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
    if( val < aMinRange1 || val > aMaxRange1 )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
        {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
            // The value is not within the first range
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
        if( !aMinRange2 && !aMaxRange2 )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
            {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
                // No second range is specified, so the value is out-of-range.
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
            validRange = EFalse;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
            }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
        else if( !( val >= aMinRange2 && val <= aMaxRange2 ) )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
            {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
                // The value is not within the second range either, 
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
                // so the value is out-of-range.
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
            validRange = EFalse;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
            }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
        }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
    if( err || !validRange )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
        {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
        TRACE_INFO( ( _L( "Error occured! err(%d) val(%d), range %d-%d (2nd: %d-%d)" ), 
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
                       err, val, aMinRange1, aMaxRange1, aMinRange2, aMaxRange2 ) )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
            // If an error occured, we cannot trust the central repository,
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
            // so return to default value to be safe.
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
        val = aValue;   // Revert to the original value
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
        (void) cenRep->Set( aKey, val );    // Just try once, ignore return value
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
        }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
    delete cenRep;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
    aValue = val;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
    TRACE_INFO( ( _L( "[BTENGSETTINGS]\t GetCenRepKeyL - key value: %d; err: %d" ), 
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
                val, err ) )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
    TRACE_FUNC_RES( ( _L( "key value: %d; err: %d" ), val, err ) )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
    User::LeaveIfError( err );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
    }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
// ---------------------------------------------------------------------------
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
// Gets or sets the BT local name from Bluetooth Registry.
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
// ---------------------------------------------------------------------------
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
//
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
TInt CBTEngSettings::HandleBTRegistryNameSetting( TDes& aName )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
    {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
    TRACE_FUNC_ENTRY
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
    RBTRegServ btRegServ;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
    RBTLocalDevice btReg;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
    TInt err = btRegServ.Connect();
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   402
    if( !err )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   403
        {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   404
        err = btReg.Open( btRegServ );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   405
        }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
    TBTLocalDevice localDev;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
    if( !err )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
        {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
            // Read the BT local name from BT Registry.
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
        err = btReg.Get( localDev );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
        }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
           
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
    if( !err )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
        {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
            // BT registry keeps the device name in UTF-8 format.
33
837dcc42fd6a Revision: 201019
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   416
        TBuf8<KMaxBluetoothNameLen> utf8Name;
0
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
        if( aName.Length() == 0 )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
            {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
                // The error can be > 0 if there are unconverted characters.
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
            err = CnvUtfConverter::ConvertToUnicodeFromUtf8( aName, 
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
                                                        localDev.DeviceName() );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
            TRACE_INFO( ( _L( "[BTENGSETTINGS]\t getting name from registry: err %d %S" ), 
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
            		err, &aName))
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
            }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
        else
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
            {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
                // Write the supplied  name to BT Registry.
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
                // The error can be > 0 if there are unconverted characters.
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
            err = CnvUtfConverter::ConvertFromUnicodeToUtf8( utf8Name, aName );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
            if( !err )
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
                {
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
                localDev.SetDeviceName( utf8Name );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
                err = btReg.Modify( localDev );
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
                }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
            TRACE_INFO( ( _L( "[BTENGSETTINGS]\t setting name to registry:err %d, %S" ), 
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
            		err, &aName))
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
            }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
        }
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   439
                
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
    btReg.Close();
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
    btRegServ.Close();
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   442
    TRACE_FUNC_EXIT
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   443
    
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   444
    return err;
f63038272f30 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   445
    }