diff -r 000000000000 -r 1e05558e2206 usbengines/usbotgwatcher/inc/cusbstatehostabase.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbengines/usbotgwatcher/inc/cusbstatehostabase.h	Thu Dec 17 09:14:30 2009 +0200
@@ -0,0 +1,105 @@
+/*
+* 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:  Implementation of the conctet state
+ *
+*/
+
+
+#ifndef C_USBSTATEHOSTABASE_H
+#define C_USBSTATEHOSTABASE_H
+
+#include "cusbstate.h"
+
+class CUsbOtgWatcher;
+/**
+ *  This class implements basic behaviour for states in Host role
+ */
+NONSHARABLE_CLASS( CUsbStateHostABase ) : public CUsbState
+    {
+
+public:
+
+    /**
+     * Destructor.
+     */
+    virtual ~CUsbStateHostABase();
+
+protected:
+    /**
+     * default construction
+     * @param aWatcher owner
+     */
+    CUsbStateHostABase(CUsbOtgWatcher* aWatcher);
+
+    /**
+     * second phase construction
+     */
+    void ConstructL();
+
+    /**
+     * Handles special situation (error, or something else)
+     * @param aWhat to hande (id)
+     */
+    virtual void HandleL(TInt aWhat);
+
+    //from CUsbState
+    // From VBus observer
+    /**
+     * VBus down
+     */
+    virtual void VBusDownL();
+
+    // From OTG state observer
+    /**
+     * Became to Idle when A
+     */
+    virtual void AIdleL();
+
+    /**
+     * VBus error happen
+     */
+    virtual void AVBusErrorL();
+
+    // From bus activity observer
+    /**
+     * Bus is in idle
+     */
+    virtual void BusIdleL();
+    /**
+     * Bus active
+     */
+    virtual void BusActiveL();
+
+    // From message notification observer
+    /**
+     * Message received
+     * @param aMessage message id
+     */
+    virtual void MessageNotificationReceivedL(TInt aMessage);
+    /**
+     * Connected to hub in wrong level 
+     */
+    virtual void BadHubPositionL();
+    /**
+     * VBus error happened
+     */
+    virtual void VBusErrorL();
+    /**
+     * Session request received
+     */
+    virtual void SessionRequestedL();
+
+    };
+
+#endif //  C_USBSTATEHOSTABASE_H