--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbmgmt/usbmgr/host/functiondrivers/ms/msmm/server/inc/handlerinterface.h	Tue Feb 02 02:02:59 2010 +0200
@@ -0,0 +1,54 @@
+/*
+* Copyright (c) 2008-2009 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:
+*
+*/
+
+/**
+ @file
+ @internalComponent
+*/
+
+#ifndef HANDLERINTERFACE_H
+#define HANDLERINTERFACE_H
+
+
+// USB MS sub-command creator class
+// Intend to be used by event handler and some sub-commands.
+class MUsbMsSubCommandCreator
+    {
+public:
+    // Interface to create new sub-cmmand method.
+    virtual void CreateSubCmdForRetrieveDriveLetterL(
+            TInt aLogicalUnitCount) = 0;
+    virtual void CreateSubCmdForMountingLogicalUnitL(
+            TText aDrive, TInt aLuNumber) = 0;
+    virtual void CreateSubCmdForSaveLatestMountInfoL(
+            TText aDrive, TInt aLuNumber) = 0;    
+    };
+
+// USB MS event handler interface class
+// Intend to be used by sub-command objects
+class MUsbMsEventHandler
+    {
+public:
+    // Activate the handler
+    virtual void Start() = 0;
+    // Complete current request. 
+    // Intend to be used by sync command to simulate async behavior.
+    virtual void Complete(TInt aError = KErrNone) = 0;
+    virtual TRequestStatus& Status() const = 0;
+    };
+
+#endif /*HANDLERINTERFACE_H*/