diff -r 000000000000 -r d0791faffa3f mtpfws/mtpfw/inc/mmtptransactionproxy.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpfws/mtpfw/inc/mmtptransactionproxy.h	Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,108 @@
+// 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 MMTPTRANSACTIONPROXY_H
+#define MMTPTRANSACTIONPROXY_H
+
+#include <e32cmn.h>
+#include <e32def.h>
+
+class MMTPConnection;
+class MMTPObjectMgr;
+class MMTPPuidMgr;
+class MMTPReferenceMgr;
+class MMTPType;
+class TMTPTypeEvent;
+class TMTPTypeResponse;
+class TMTPTypeRequest;
+class RFs;
+
+/** 
+Defines the MTP framework transaction proxy handler application interface.
+This is an internal interface that allows a data provider to complete the 
+processing of a delegated (proxy) request.
+@internalComponent
+ 
+*/
+class MMTPTransactionProxy
+    {
+public:
+    
+    /**
+    Initiates a data object receive sequence in the MTP transaction proxy 
+    handler. This is an asynchronous method. This method should only be invoked
+    when processing the ERequestPhase of an MTP transaction. 
+    @param aData The MTP data object sink buffer.
+    @param aRequest The MTP request dataset of the active MTP transaction.
+    @param aConnection The handle of the MTP connection on which the transaction
+    is being processed. 
+    @param aStatus The status used to return asynchronous completion 
+    information regarding the request.
+    @leave KErrNotReady, if invoked when the current MTP transaction phase is 
+    not ERequestPhase.
+    */
+    virtual void ProxyReceiveDataL(MMTPType& aData, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection, TRequestStatus& aStatus) = 0;
+    
+    /**
+    Initiates a data object send sequence in the MTP transaction proxy 
+    handler. This is an asynchronous method. This method should only be invoked
+    when processing the ERequestPhase of an MTP transaction. 
+    @param aData The MTP data object source buffer.
+    @param aRequest The MTP request dataset of the active MTP transaction.
+    @param aConnection The handle of the MTP connection on which the transaction
+    is being processed.
+    @param aStatus The status used to return asynchronous completion 
+    information regarding the request.
+    @leave KErrNotReady, if invoked when the current MTP transaction phase is 
+    not ERequestPhase.
+    */
+    virtual void ProxySendDataL(const MMTPType& aData, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection, TRequestStatus& aStatus) = 0;
+    
+    /**
+    Initiates a data object an MTP response dataset send sequence in the MTP 
+    transaction proxy handler. This is an asynchronous method. This method 
+    should only be invoked when processing either the ERequestPhase or 
+    EResponsePhase of an MTP transaction.
+    @param aData The MTP aResponse dataset source buffer.
+    @param aConnection The handle of the MTP connection on which the transaction
+    is being processed.
+    @param aStatus The status used to return asynchronous completion 
+    information regarding the request.
+    @leave KErrNotReady, if invoked when the current MTP transaction phase is 
+    not ERequestPhase or EResponsePhase.
+    */
+    virtual void ProxySendResponseL(const TMTPTypeResponse& aResponse, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection, TRequestStatus& aStatus) = 0;
+    
+    /**
+    Signals to the MTP transaction proxy handler that all processing related 
+    to the current transaction has been completed. This method should only be 
+    invoked when processing the ECompletingPhase of the MTP transaction 
+    @param aRequest The MTP request dataset that initiated the transaction.
+    @param aConnection The handle of the MTP connection on which the transaction
+    is being processed.
+    @param aStatus The status used to return asynchronous completion 
+    information regarding the request.
+    @leave KErrNotReady If invoked when the current MTP transaction phase is 
+    invalid.
+    */
+    virtual void ProxyTransactionCompleteL(const TMTPTypeRequest& aRequest, MMTPConnection& aConnection) = 0;
+    };
+    
+#endif // MMTPTRANSACTIONPROXY_H
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