diff -r 000000000000 -r 4e1aa6a622a0 commonservices/commonengine/diskspacereservationplugin/src/diskspacereservationplugin.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/commonservices/commonengine/diskspacereservationplugin/src/diskspacereservationplugin.cpp	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,135 @@
+/*
+* Copyright (c) 2006 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 CDiskSpaceReservationPlugIn class.
+*
+*/
+
+
+#include "diskspacereservationplugin.h"
+
+// Parameters
+_LIT( KReserve, "reserve" );
+_LIT( KFree, "free" );
+
+// Free disk space requested for boot
+const TInt KRequestedDiskSpaceForBoot = 0x23000; // 140 kB
+
+// Debug macros
+#ifdef _DEBUG
+    #include <e32debug.h>
+    #define TRACE_0( _s ) RDebug::Print( _L( _s ) );
+    #define TRACE_1( _s, _t ) RDebug::Print( _L( _s ), _t );
+    #define TRACE_IF_ERROR( _s, _e ) if ( _e != KErrNone ) RDebug::Print( _L( _s ), _e );
+#else // _DEBUG
+    #define TRACE_0( _s );
+    #define TRACE_1( _s, _t );
+    #define TRACE_IF_ERROR( _s, _e )
+#endif // _DEBUG
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Constructor
+//
+// ---------------------------------------------------------------------------
+//
+CDiskSpaceReservationPlugIn* CDiskSpaceReservationPlugIn::NewL(
+    TAny* aConstructionParameters )
+    {
+    CDiskSpaceReservationPlugIn* self =
+        new( ELeave ) CDiskSpaceReservationPlugIn( aConstructionParameters );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+
+// ---------------------------------------------------------------------------
+// Destructor
+//
+// ---------------------------------------------------------------------------
+//
+CDiskSpaceReservationPlugIn::~CDiskSpaceReservationPlugIn()
+    {
+    TRACE_0( "CDiskSpaceReservationPlugIn::~CDiskSpaceReservationPlugIn" );
+
+    iSharedData.Close();
+
+    TRACE_0( "CDiskSpaceReservationPlugIn::~CDiskSpaceReservationPlugIn finished" );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CDiskSpaceReservationPlugIn::ExecuteL
+//
+// ---------------------------------------------------------------------------
+//
+void CDiskSpaceReservationPlugIn::ExecuteL(
+    TRequestStatus& aStatus,
+    const TDesC& aParams )
+    {
+    TRACE_1( "CDiskSpaceReservationPlugIn::ExecuteL( %S )", &aParams );
+
+    aStatus = KRequestPending;
+    TRequestStatus* status = &aStatus;
+
+    if ( aParams == KReserve )
+        {
+        iSharedData.RequestFreeDiskSpace( KRequestedDiskSpaceForBoot );
+        }
+    else if ( aParams == KFree )
+        {
+        iSharedData.CancelFreeDiskSpaceRequest();
+        }
+
+    User::RequestComplete( status, KErrNone );
+
+    TRACE_0( "CDiskSpaceReservationPlugIn::ExecuteL finished" );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CDiskSpaceReservationPlugIn::Cancel
+//
+// ---------------------------------------------------------------------------
+//
+void CDiskSpaceReservationPlugIn::Cancel()
+    {
+    // Nothing to do.
+    }
+
+// ---------------------------------------------------------------------------
+// First phase constructor
+//
+// ---------------------------------------------------------------------------
+//
+CDiskSpaceReservationPlugIn::CDiskSpaceReservationPlugIn(
+    TAny* aConstructionParameters )
+  : CSystemStartupExtension( aConstructionParameters )
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// Second phase constructor
+//
+// ---------------------------------------------------------------------------
+//
+void CDiskSpaceReservationPlugIn::ConstructL()
+    {
+    TInt errorCode = iSharedData.Connect();
+    TRACE_IF_ERROR( "Failed to connect to SharedData", errorCode );
+    User::LeaveIfError( errorCode );
+    }