diff -r 000000000000 -r bde4ae8d615e os/kernelhwsrv/userlibandfileserver/fileserver/shostmassstorage/server/protocol/include/tspcclientinterface.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/kernelhwsrv/userlibandfileserver/fileserver/shostmassstorage/server/protocol/include/tspcclientinterface.h	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,67 @@
+// 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 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:
+//
+
+/**
+ @file
+ @internalTechnology
+*/
+
+#ifndef TSPCCLIENTINTERFACE_H
+#define TSPCCLIENTINTERFACE_H
+
+
+class TPeripheralInfo;
+class TSenseInfo;
+class MTransport;
+
+
+/**
+This class supports the commands defined in the SCSI PRIMARY COMMAND (SPC)
+interface for a SCSI client. A minimal set of commands is implemented for
+interfacing with SCSI BLOCK devices (SCSI host). The interface class MTransport
+is used to send the command via the transport layer.
+
+@internalTechnology
+
+*/
+class TSpcClientInterface
+    {
+public:
+	TSpcClientInterface(MTransport& aTransport);
+	~TSpcClientInterface();
+
+public:
+    MTransport& Transport() const;
+
+	TInt InquiryL(TPeripheralInfo& aInfo);
+	TInt RequestSenseL(TSenseInfo& aSenseInfo);
+	TInt TestUnitReadyL();
+    TInt PreventAllowMediumRemovalL(TBool aPrevent);
+
+private:
+    MTransport& iTransport;
+    };
+
+/**
+Return a reference to the transport.
+
+@return MTransport& Reference to the transport
+*/
+inline MTransport& TSpcClientInterface::Transport() const
+    {
+    return iTransport;
+    }
+
+#endif // TSPCCLIENTINTERFACE_H
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