diff -r 000000000000 -r d0791faffa3f mtpfws/mtpfw/transports/transportapi/inc/cmtptransportplugin.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpfws/mtpfw/transports/transportapi/inc/cmtptransportplugin.h	Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,124 @@
+// Copyright (c) 2006-2009 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 CMTPTRANSPORTPLUGIN_H
+#define CMTPTRANSPORTPLUGIN_H
+
+#include <e32base.h>
+#include <mtp/mtpdataproviderapitypes.h>
+
+class MMTPConnectionMgr;
+
+/** 
+CMTPDataProviderPlugin interface UID.
+*/
+const TUid KMTPTransportPluginInterfaceUid = {0x102827AE};
+
+/** 
+Defines the MTP transport layer plug-in interface.
+@internalComponent 
+*/
+class CMTPTransportPlugin : public CBase
+    {
+public:
+
+    /**
+    MTP transport layer plug-in factory method.
+    @param aImplementationUid A UID specifying the required interface 
+    implementation.
+    @return Pointer to the plug-in instance. Ownership IS transfered.
+    @leave KErrNoMemory If the plug-in instance could not be allocated.
+    @leave KErrArgument If an invalid aImplementationUid was specified.
+    */
+    IMPORT_C static CMTPTransportPlugin* NewL(TUid aImplementationUid);
+    
+    /**
+    MTP transport layer plug-in factory method.
+    @param aImplementationUid A UID specifying the required interface 
+    implementation.
+    @param aParameter is the Parameter needed by MTPBT transport plugin. Since MTPBT support to initiate connection, it require listensee application to provide address and psm for remote host.
+    @return Pointer to the plug-in instance. Ownership IS transfered.
+    @leave KErrNoMemory If the plug-in instance could not be allocated.
+    @leave KErrArgument If an invalid aImplementationUid was specified.
+    */
+	IMPORT_C static CMTPTransportPlugin* NewL(TUid aImplementationUid,const TAny * aParameter);
+    
+    /**
+    Destructor.
+    */
+    IMPORT_C virtual ~CMTPTransportPlugin();
+
+public: // MTP Transport plug-in API methods. Not Exported.
+
+    /**
+    Notifies the transport layer plug-in of a change in the operational mode
+    of the MTP protocol layer.
+    @param aMode The new operational mode of the MTP protocol layer.
+    */
+    virtual void ModeChanged(TMTPOperationalMode aMode) = 0;
+
+    /**
+    Initiates the startup of the MTP transport layer. The transport layer should
+    use the supplied MTP connection manager interface to signal the 
+    availability and unavailability of transport layer connections.
+    @param aConnectionMgr The MTP connection manager interface.
+    @see MMTPConnectionMgr::ConnectionClosedL
+    @see MMTPConnectionMgr::ConnectionOpenedL
+    @leave One of the system wide error codes.
+    */
+    virtual void StartL(MMTPConnectionMgr& aConnectionMgr) = 0;
+   
+    /**
+    Initiates the shutdown of the MTP transport layer. The transport layer should
+    use the supplied connection manager interface to signal the availability
+    and unavailability of transport layer connections.
+    @param aConnectionMgr The connection manager interface.
+    @see MMTPConnectionMgr::ConnectionClosedL.
+    @see MMTPConnectionMgr::ConnectionOpenedL.
+    */
+    virtual void Stop(MMTPConnectionMgr& aConnectionMgr) = 0;
+    
+    /**
+    Provides an MTP transport plug-in extension interface implementation 
+    for the specified interface Uid. 
+    @param aInterfaceUid Unique identifier for the extension interface being 
+    requested.
+    @return Pointer to an interface instance or 0 if the interface is not 
+    supported. Ownership is NOT transfered.
+    */
+    virtual TAny* GetExtendedInterface(TUid aInterfaceUid) = 0;
+
+protected:
+
+    /**
+    Constructor.
+    */
+    IMPORT_C CMTPTransportPlugin();
+    
+
+
+private: // Owned
+
+    /**
+    MTP transport layer ECOM plug-in identifier.
+    */
+    TUid iDtorIdKey;
+    };
+#endif // CMTPTRANSPORTPLUGIN_H