diff -r 63be7eb3fc78 -r f28ada11abbf wlanutilities/wlansniffer/aiplugin/src/wsfdbobserver.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wlanutilities/wlansniffer/aiplugin/src/wsfdbobserver.cpp	Wed Sep 01 12:20:32 2010 +0100
@@ -0,0 +1,276 @@
+/*
+* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*      Implementation of utilities functions.   
+*      
+*
+*/
+
+
+
+//User includes
+#include "wsfdbobserver.h"
+#include "wsfaicontroller.h"
+#include "wsflogger.h"
+
+#include <featmgr.h>
+
+#include <wlandevicesettingsinternalcrkeys.h> 
+#include <centralrepository.h>
+
+
+const TInt KWlanSettingsUiDefaultScanNetwork = 300;
+
+
+// ---------------------------------------------------------
+// CWsfDbObserver::CWsfDbObserver
+// ---------------------------------------------------------
+CWsfDbObserver::CWsfDbObserver(  ) 
+: CActive( EPriorityNormal ),
+iOuterScanState( EFalse )
+    {
+    }
+    
+
+// ---------------------------------------------------------
+// CWsfDbObserver::NewL
+// ---------------------------------------------------------    
+CWsfDbObserver* CWsfDbObserver::NewL(  )
+    {
+    CWsfDbObserver* self = new ( ELeave ) CWsfDbObserver( );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop();
+    return self;
+    }
+
+
+// ---------------------------------------------------------
+// CWsfDbObserver::ConstructL
+// ---------------------------------------------------------   
+void CWsfDbObserver::ConstructL()
+    {
+#ifndef __WINS__ // client is not available on wins
+    iWlanMgmtClient = CWlanMgmtClient::NewL();
+#endif
+    
+    FeatureManager::InitializeLibL(); 
+         
+    CActiveScheduler::Add( this );
+    }
+
+
+// ---------------------------------------------------------
+// CWsfDbObserver::~CWsfDbObserver
+// ---------------------------------------------------------       
+CWsfDbObserver::~CWsfDbObserver()
+    {
+    Cancel();
+    
+    delete iRecord;
+            
+    delete iSession;
+            
+    delete iWlanMgmtClient;
+    
+    FeatureManager::UnInitializeLib();  
+    }
+
+
+// ---------------------------------------------------------
+// CWsfDbObserver::RunL
+// ---------------------------------------------------------       
+void CWsfDbObserver::RunL()
+    {
+    LOG_ENTERFN( "CWsfDbObserver::RunL" );        
+    iRecord->LoadL( *iSession );
+    
+    //if scanning state changed start or stop the server
+    TInt i = iRecord->iBgScanInterval;
+    TInt j = iRecord->iSavedBgScanInterval;
+    LOG_WRITEF( "CWsfDbObserver::RunL -- Bg:%d bg2:%d O:%d", i, j, 
+                                                              iOuterScanState );
+    if ( iRecord->iBgScanInterval == 0 && iOuterScanState )
+        {
+        LOG_WRITE( "CWsfDbObserver::RunL -- Scan disabled" );
+        iController->DisableScanL();
+        iOuterScanState = EFalse;
+        }
+    else if(iRecord->iBgScanInterval != 0 && !iOuterScanState )
+        {
+        LOG_WRITE( "CWsfDbObserver::RunL -- Scan enabled" );
+        iController->EnableScanL();
+        iOuterScanState = ETrue;
+        }
+    
+    SetActive();
+    
+    iRecord->RequestNotification(*iSession,iStatus);
+    }
+
+
+// ---------------------------------------------------------
+// CWsfDbObserver::DoCancel
+// ---------------------------------------------------------       
+void CWsfDbObserver::DoCancel()
+    {
+    iRecord->CancelNotification( *iSession, iStatus );       
+    }
+
+
+// ---------------------------------------------------------
+// CWsfDbObserver::ActivateIt
+// ---------------------------------------------------------       
+void CWsfDbObserver::ActivateItL()
+    {
+    LOG_ENTERFN( "CWsfDbObserver::ActivateItL" );
+    
+    iSession = CMDBSession::NewL( KCDLatestVersion );
+
+    TMDBElementId tableId = 0;
+
+    tableId = CCDWlanDeviceSettingsRecord::TableIdL( *iSession );
+
+    iRecord = new (ELeave) CCDWlanDeviceSettingsRecord( tableId );
+
+    iRecord->iWlanDeviceSettingsType = KWlanUserSettings;
+    
+    
+    if(iRecord->FindL( *iSession ))
+        {
+        iRecord->LoadL( *iSession );
+        }          
+       
+    if ( iRecord->iBgScanInterval != 0 )
+        {
+        iController->EnableScanL();
+        iOuterScanState = ETrue;
+        }
+    SetActive();
+    
+    iRecord->RequestNotification(*iSession,iStatus);
+    
+    }
+
+
+// ---------------------------------------------------------
+// CWsfDbObserver::SetController
+// ---------------------------------------------------------  
+void CWsfDbObserver::SetController( TWsfAiController* aController )
+	{
+	iController = aController;
+	}
+
+
+// ---------------------------------------------------------
+// CWsfDbObserver::EnableScanL
+// ---------------------------------------------------------  
+void CWsfDbObserver::EnableScanL()
+    {
+    LOG_ENTERFN( "CWsfDbObserver::EnableScanL" );
+    if ( !iOuterScanState )
+        {
+        iRecord->RefreshL( *iSession );
+        if ( iRecord->iBgScanInterval == 0 ) // not scanning
+            {
+            TInt j;
+            j = iRecord->iSavedBgScanInterval;
+            if ( j == 0 )
+                {
+                j = DefaultScanIntervalL();
+                }
+            iRecord->iBgScanInterval = j;
+            iRecord->ModifyL( *iSession );
+            iOuterScanState = ETrue;
+            }
+#ifndef __WINS__
+        // Notifying WLAN Engine about changes in settings
+        iWlanMgmtClient->NotifyChangedSettings();
+#endif
+        }
+    }
+       
+
+// ---------------------------------------------------------
+// CWsfDbObserver::DisableScanL
+// ---------------------------------------------------------     
+void CWsfDbObserver::DisableScanL()
+    {
+    LOG_ENTERFN( "CWsfDbObserver::DisableScanL" );
+    if ( iOuterScanState )
+        {
+        iRecord->RefreshL(*iSession);
+        if ( iRecord->iBgScanInterval != 0 ) // scanning
+            {
+            TInt i;
+            i = iRecord->iBgScanInterval;
+            iRecord->iBgScanInterval = 0;
+            iRecord->iSavedBgScanInterval = i;
+            iRecord->ModifyL( *iSession );
+            iOuterScanState = EFalse;
+            }
+#ifndef __WINS__
+        // Notifying WLAN Engine about changes in settings
+        iWlanMgmtClient->NotifyChangedSettings();
+#endif
+        }
+    }
+
+
+// ---------------------------------------------------------
+// CWsfDbObserver::DefaultScanInterval
+// ---------------------------------------------------------     
+TInt CWsfDbObserver::DefaultScanIntervalL()
+    {
+    LOG_ENTERFN( "CWsfDbObserver::DefaultScanIntervalL" );
+    TBool iPsmSupported = FeatureManager::FeatureSupported(
+                                                        KFeatureIdPowerSave );
+    if ( iPsmSupported )
+        {
+        // Read the default value from CenRep (different in PSM mode)
+        TInt defaultScanInterval( KWlanSettingsUiDefaultScanNetwork );
+
+        CRepository* repository = CRepository::NewLC( 
+                KCRUidWlanDeviceSettingsRegistryId );
+        if ( repository )
+            {
+            repository->Get( KWlanDefaultBGScanInterval, defaultScanInterval );
+            }
+        CleanupStack::PopAndDestroy( repository );
+        return defaultScanInterval;
+        }
+    else
+        {
+        return KWlanSettingsUiDefaultScanNetwork;
+        }
+    }
+
+
+// ----------------------------------------------------------------------------
+// CWsfDbObserver::RunError
+// ----------------------------------------------------------------------------
+//
+#ifdef _DEBUG
+TInt CWsfDbObserver::RunError( TInt aError )
+    {
+    LOG_ENTERFN( "CWsfDbObserver::RunError" );
+    LOG_WRITEF( "aError = %d", aError );
+#else
+TInt CWsfDbObserver::RunError( TInt /*aError*/ )
+    {
+#endif
+    return KErrNone;
+    }
+
+