diff -r 000000000000 -r 32704c33136d ncdengine/provider/storage/inc/ncdstorageclient.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ncdengine/provider/storage/inc/ncdstorageclient.h	Tue Jan 26 12:06:03 2010 +0200
@@ -0,0 +1,104 @@
+/*
+* 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:  
+*
+*/
+
+
+#ifndef M_NCDSTORAGECLIENT_H
+#define M_NCDSTORAGECLIENT_H
+
+
+class MNcdStorage;
+class RFs;
+class MDesCArray;
+
+/**
+ *  Interface for storage clients
+ *
+ *
+ */
+class MNcdStorageClient
+    {
+public:
+
+    /**
+     * Creates a new storage for the client
+     *
+     * @param aNamespace Storage namespace. Must be unique in the client 
+     * and also usable in a directory path.
+     * @return A new storage
+     * @throw KErrArgument if the namespace couldn't be used in a path or 
+     * it was empty
+     */
+    virtual MNcdStorage& CreateStorageL( const TDesC& aNamespace ) = 0;
+    
+    
+    /**
+     * Client storage getter
+     *
+     * @param aNamespace Storage namespace
+     * @return A reference to the storage
+     * @throw KErrNotFound if the storage was not found
+     * @throw KErrArgument if the namespace was empty
+     */
+    virtual MNcdStorage& StorageL( const TDesC& aNamespace ) = 0;
+    
+    
+    /**
+     * Client storage remover
+     *
+     * The storage is entirely deleted from disk.
+     *
+     * @param aNamespace Storage namespace
+     * @throw KErrArgument if the namespace was empty    
+     */    
+    virtual void RemoveStorageL( const TDesC& aNamespace ) = 0;
+    
+    
+    /**
+     * Client UID getter
+     *
+     * @return Client's UID
+     */
+    virtual const TDesC& ClientUid() const = 0;
+    
+
+    /**
+     * Lists client's namespaces
+     *
+     * @return An array of client's namespaces. Ownership is transferred
+     * @note Namespaces are invalidated when a storage is removed
+     */
+    virtual MDesCArray* NamespacesLC() const = 0;
+    
+
+    /**
+     * File session getter
+     *
+     * @return Client's filesession
+     */
+    virtual RFs& FileSession() = 0;
+    
+    
+   
+protected:
+
+    virtual ~MNcdStorageClient()
+        {
+        }
+    };
+
+
+#endif // M_NCDSTORAGECLIENT_H