diff -r 000000000000 -r 63b37f68c1ce connectivitylayer/usbphonetlink/usbpnserver_exe/inc/cusbpninterface.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/connectivitylayer/usbphonetlink/usbpnserver_exe/inc/cusbpninterface.h	Fri Nov 06 17:28:23 2009 +0000
@@ -0,0 +1,122 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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 USBPNINTERFACE_H
+#define USBPNINTERFACE_H
+
+//  INCLUDES
+#include <e32base.h>    // For CBase
+#include <iscapi.h>     // For RIscApi
+#include <d32usbc.h>    // For RDevUsbcClient
+
+#include "musbpnaltobserver.h"
+
+// CONSTANTS
+// MACROS
+// DATA TYPES
+// FUNCTION PROTOTYPES
+// FORWARD DECLARATIONS
+class MUsbPnControlObserver;
+class CUsbPnAlt;
+class CUsbPnIsaReceiver;
+class CUsbPnUsbReceiver;
+
+// CLASS DECLARATION
+
+class CUsbPnInterface : public CBase, public MUsbPnAltObserver
+    {
+    public:  // Constructors and destructor
+
+        /**
+        * Two-phased constructor.
+        */
+        static CUsbPnInterface* NewL();
+
+        /**
+        * Destructor.
+        */
+        ~CUsbPnInterface();
+
+
+    public: // Functions from base classes
+
+        /**
+        * Handles device state notifications. Device state or alternate setting change.
+        * @param  TUint aDeviceState USB device's state
+        */
+        void HandleDeviceStateChange( TUint aDeviceState );
+
+
+    private:
+
+        /**
+        * C++ default constructor.
+        */
+        CUsbPnInterface();
+
+        /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+        void ConstructL();
+
+        /**
+        * Initialises Phonet interfaces
+        */
+        void InitialiseInterfaceL();
+
+        /**
+        * Releases Phonet interfaces in opposite order.
+        */
+        void ReleaseInterface();
+
+        /**
+        * Activates data transfer mode when USB host selects alternate setting.
+        * @since Series ?XX ?SeriesXX_version
+        * @param TUint aAltSetNumber. 0 for altset zero. 1 for data transfer mode.
+        */
+        void SetAltSetting( TUint aAltSetNumber );
+
+
+    private:    // Data
+
+        // Ownership. Alternate setting listening active object
+        CUsbPnAlt*              iAlt;
+
+        // Ownership. Isa receiver active object
+        CUsbPnIsaReceiver*      iIsaReceiver;
+
+        // Ownership. USB receiver active object
+        CUsbPnUsbReceiver*      iUsbReceiver;
+
+        // Ownership.
+        RDevUsbcClient          iCommLdd;
+
+        // Ownership.
+        RDevUsbcClient          iPnDataLdd;
+
+        // Ownership.
+        RIscApi                 iIscApi;
+
+        // Boolean flag for succesful initialisation
+        TBool                   iInitialised;
+
+    };
+
+#endif      // USBPNINTERFACE_H
+
+// End of File