--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sysstatemgmt/ssmcustcmds/ssmdiskreserver/src/ssmdiskreserver.cpp	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,97 @@
+/*
+* Copyright (c) 2009 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 CSsmDiskReserver class.
+*
+*/
+
+#include "ssmmapperutilityinternalpskeys.h"
+#include "ssmcustcmdsprivatepskeys.h"
+#include "ssmdiskreserver.h"
+#include "trace.h"
+
+// Free disk space requested for boot
+const TInt KRequestedDiskSpaceForBoot = 0x23000; // 140 kB
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// CSsmDiskReserver::NewL
+// ---------------------------------------------------------------------------
+//
+CSsmDiskReserver* CSsmDiskReserver::NewL()
+	{
+    FUNC_LOG;
+    
+    CSsmDiskReserver* self = new( ELeave ) CSsmDiskReserver();
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+	}
+
+
+// ---------------------------------------------------------------------------
+// CSsmDiskReserver::~CSsmDiskReserver
+// ---------------------------------------------------------------------------
+//
+CSsmDiskReserver::~CSsmDiskReserver()
+    {
+    FUNC_LOG;
+    
+    iProperty.Close();
+    iSharedData.Close();
+    }
+
+
+// ---------------------------------------------------------------------------
+// CSsmDiskReserver::ConstructL
+// ---------------------------------------------------------------------------
+//
+void CSsmDiskReserver::ConstructL()
+    {
+    FUNC_LOG;
+
+    // Attach to KDiskReserveKey
+    TInt err = iProperty.Attach( KPSStarterUid, KDiskReserveKey );
+    ERROR( err, "Error attaching KDiskReserveKey" );
+    User::LeaveIfError( err );
+
+    // Reserve disk space
+    err = iSharedData.Connect();
+    ERROR( err, "Failed to connect to SharedData" );
+    User::LeaveIfError( err );
+    iSharedData.RequestFreeDiskSpace( KRequestedDiskSpaceForBoot );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CSsmDiskReserver::WaitStartupFinished
+// ---------------------------------------------------------------------------
+//
+void CSsmDiskReserver::WaitStartupFinished()
+    {
+    FUNC_LOG;
+
+    // Wait for startup to finish
+    TRequestStatus request;
+    INFO( "Wait for KDiskReserveKey" );
+    iProperty.Subscribe( request );
+    User::WaitForRequest( request );
+    INFO( "KDiskReserveKey changed" );
+
+    // Release disk space reservation
+    iSharedData.CancelFreeDiskSpaceRequest();
+    }
+