diff -r 000000000000 -r 4e1aa6a622a0 commonservices/commonengine/diskspacereserver/src/shareddataclient.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/commonservices/commonengine/diskspacereserver/src/shareddataclient.cpp	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,179 @@
+/*
+* Copyright (c) 2002 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: 
+*     This module offers an interface for applications to access other
+*     applications' settings which are meant to have shared access.
+*
+*
+*/
+
+
+// INCLUDE FILES
+#include "shareddataclient.h"
+#include "dosclishareddata.h"
+#include <s32file.h>
+#include "tracemacros.h"
+// CONSTANTS
+
+// CLASS DECLARATION
+
+class CDosWrapper : public CBase
+    {
+    public:
+        CDosWrapper() {};
+        ~CDosWrapper() {};
+
+    public: // data
+        RDosServer iDosSession;
+        RDosSharedData iDosSubsession;
+};
+
+
+// ================= MEMBER FUNCTIONS ==========================================
+
+EXPORT_C RSharedDataClient::RSharedDataClient()
+    {
+    iDosWrapper = NULL;
+    }
+
+// -----------------------------------------------------------------------------
+// RSharedDataClient::Connect()
+// Connects to the  server - default number of message slots = 2
+// -----------------------------------------------------------------------------
+
+EXPORT_C TInt RSharedDataClient::Connect()
+    {
+    COMMONENGINE_RDEBUG(_L("RSharedDataClient::Connect()"));
+    TInt err(KErrNone);
+    
+    if( !iDosWrapper )
+        {
+        iDosWrapper = new CDosWrapper();
+        if ( !iDosWrapper )
+            {
+            COMMONENGINE_RDEBUG(_L("RSharedDataClient::Connect() - Could not create iDosWrapper, return KErrCouldNotConnect"));
+            return KErrCouldNotConnect;
+            }
+        COMMONENGINE_RDEBUG(_L("RSharedDataClient::Connect() - iDosWrapper created"));
+        }
+
+    err = iDosWrapper->iDosSession.Connect();
+    COMMONENGINE_RDEBUG_INT(_L("RSharedDataClient::Connect() - iDosSession.Connect() returned %d"), err);
+    if ( err != KErrNone )
+        {
+        COMMONENGINE_RDEBUG(_L("RSharedDataClient::Connect() - Could not connect iDosSession, return KErrCouldNotConnect"));
+        return KErrCouldNotConnect;
+        }
+    
+    err = iDosWrapper->iDosSubsession.Open(iDosWrapper->iDosSession);
+    COMMONENGINE_RDEBUG_INT(_L("RSharedDataClient::Connect() - iDosSubSession.Open() returned %d"), err);
+    
+    if ( err != KErrNone )
+        {
+        COMMONENGINE_RDEBUG(_L("RSharedDataClient::Connect() - Could not open iDosSubSession, return KErrCouldNotConnect"));
+        return KErrCouldNotConnect;
+        }
+    
+    COMMONENGINE_RDEBUG(_L("RSharedDataClient::Connect() - return"));
+       
+    return err;
+    }
+
+// -----------------------------------------------------------------------------
+// RSharedDataClient::Close()
+// Closes a client session.
+// -----------------------------------------------------------------------------
+
+EXPORT_C void RSharedDataClient::Close()
+    {
+    COMMONENGINE_RDEBUG(_L("RSharedDataClient::Close()"));
+    if ( iDosWrapper )
+        {
+        iDosWrapper->iDosSubsession.Close();
+        iDosWrapper->iDosSession.Close();
+        delete iDosWrapper;
+        iDosWrapper = NULL;
+        }
+    COMMONENGINE_RDEBUG(_L("RSharedDataClient::Close() - return"));
+    }
+
+// -----------------------------------------------------------------------------
+// RSharedDataClient::RequestFreeDiskSpaceLC()
+// -----------------------------------------------------------------------------
+
+EXPORT_C void RSharedDataClient::RequestFreeDiskSpaceLC( const TInt aAmount ) 
+    const
+    {
+    COMMONENGINE_RDEBUG_INT(_L("RSharedDataClient::RequestFreeDiskSpaceLC( %d )"), aAmount);
+    CleanupStack::PushL( 
+        TCleanupItem( CleanupFreeDiskSpaceRequest, 
+                      CONST_CAST( RSharedDataClient*, this ) ) );
+                      
+    COMMONENGINE_RDEBUG_INT(_L("RSharedDataClient::RequestFreeDiskSpaceLC - calling RequestFreeDiskSpace( %d )"), 
+                                aAmount);
+    RequestFreeDiskSpace( aAmount );
+    COMMONENGINE_RDEBUG(_L("RSharedDataClient::RequestFreeDiskSpaceLC() - return"));
+    }
+
+// -----------------------------------------------------------------------------
+// RSharedDataClient::RequestFreeDiskSpace()
+// -----------------------------------------------------------------------------
+
+EXPORT_C void RSharedDataClient::RequestFreeDiskSpace( const TInt aAmount ) 
+    const
+    {
+    COMMONENGINE_RDEBUG_INT(_L("RSharedDataClient::RequestFreeDiskSpace( %d )"), aAmount);
+    TInt amount(aAmount);
+    if ( iDosWrapper )
+        {
+        iDosWrapper->iDosSubsession.RequestFreeDiskSpace( amount ); //Use the subsession.
+        COMMONENGINE_RDEBUG(_L("RSharedDataClient::RequestFreeDiskSpace() - return"));
+        }
+    else
+        {
+        COMMON_RDEBUG(_L("RSharedDataClient::RequestFreeDiskSpace() - Not connected to the  server, return!"));
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// RSharedDataClient::CancelFreeDiskSpaceRequest()
+// -----------------------------------------------------------------------------
+
+EXPORT_C void RSharedDataClient::CancelFreeDiskSpaceRequest() const
+    {
+    COMMONENGINE_RDEBUG(_L("RSharedDataClient::CancelFreeDiskSpaceRequest()"));
+    if ( iDosWrapper )
+        {
+        iDosWrapper->iDosSubsession.RequestFreeDiskSpaceCancel(); //Use the subsession.    
+        COMMONENGINE_RDEBUG(_L("RSharedDataClient::CancelFreeDiskSpaceRequest() - return"));
+        }
+    else
+        {
+        COMMON_RDEBUG(_L("RSharedDataClient::RequestFreeDiskSpace() - Not connected to the  server, return!"));
+        }
+    }
+    
+// -----------------------------------------------------------------------------
+// RSharedDataClient::CleanupFreeDiskSpaceRequest()
+// -----------------------------------------------------------------------------
+
+void RSharedDataClient::CleanupFreeDiskSpaceRequest( TAny* aAny )
+    {
+    COMMONENGINE_RDEBUG(_L("RSharedDataClient::CleanupFreeDiskSpaceRequest()"));
+    REINTERPRET_CAST( RSharedDataClient*, aAny )->CancelFreeDiskSpaceRequest();
+    COMMONENGINE_RDEBUG(_L("RSharedDataClient::CleanupFreeDiskSpaceRequest() - return"));
+    }
+
+
+// End of File