diff -r 000000000000 -r ba25891c3a9e iaupdate/IAD/engine/inc/iaupdatefwnode.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/iaupdate/IAD/engine/inc/iaupdatefwnode.h	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,133 @@
+/*
+* Copyright (c) 2007-2008 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:   This file contains the header file of MIAUpdateFwNode class 
+*
+*/
+
+
+
+#ifndef IA_UPDATE_FW_NODE_H
+#define IA_UPDATE_FW_NODE_H
+
+
+#include <e32cmn.h>
+#include "iaupdateanynode.h"
+
+
+class MIAUpdateFwNodeObserver;
+
+
+/**
+ * MIAUpdateFwNode
+ * Interface for firmware nodes.
+ *
+ * @note Implementations of MIAUpdateFwNode interface will always
+ * return MIAUpdateAnyNode::ENodeTypeFw for MIAUpdateAnyNode::NodeType 
+ * function call.
+ *
+ * @see MIAUpateAnyNode
+ */
+class MIAUpdateFwNode : public MIAUpdateAnyNode
+    {    
+    
+public:
+
+    /**
+     * Enumerates the possible types of updates
+     **/
+    enum TFwUpdateType
+        {
+        
+        /** 
+         * FOTA DP2
+         */
+        EFotaDp2,
+
+        /** 
+         * FOTI NSU
+         */
+        EFotiNsu,
+
+        };
+
+
+    /**
+     * @return TFwUpdateType The type of this firmware update.
+     **/
+    virtual TFwUpdateType FwType() const = 0;
+
+    /**
+     * @return const TDesC& Firmware update version info
+     * part 1.
+     */
+    virtual const TDesC& FwVersion1() const = 0;
+
+    /**
+     * @return const TDesC& Firmware update version info
+     * part 2.
+     */
+    virtual const TDesC& FwVersion2() const = 0;
+
+    /**
+     * @return const TDesC& Firmware update version info
+     * part 3.
+     */
+    virtual const TDesC& FwVersion3() const = 0;
+
+    /**
+     * This function needs to be called in order to initialize
+     * download related information for the object.
+     *
+     * @note This function may require long time to finish.
+     * This function handles the purchasing of the content if required,
+     * in addition to updating purchase related history information 
+     * into the databases. Therefore, do not call this unless downloading 
+     * is really wanted.
+     *
+     * @note MIAUpdateFwNodeObserver callback function is called when
+     * the asynchronous operation is completed. In case of cancel, the
+     * callback is not called.
+     *
+     * @param aObserver Observer whose callbacks are called when asynchronous
+     * operation progresses.
+     * @return TBool ETrue if an asynchronous operation was started.
+     * EFalse, if no new operations were required.
+     * @exception Leaves with KErrInUse if operation is already going on.
+     * Else, leaves with system wide error code.
+     *
+     * @see MIAUpdateFwNode::ContentUrl
+     * @see MIAUpdateFwNodeObserver::InitDownloadDataComplete
+     */
+    virtual TBool InitDownloadDataL( 
+        MIAUpdateFwNodeObserver& aObserver ) = 0;
+
+    /**
+     * @note To get the correct value for this, InitDownloadDataL needs
+     * to be called. If initialization is not done, an empty descriptor
+     * is retured.
+     *
+     * @see MIAUpdateFwNode::InitDownloadDataL
+     *
+     * @return const TDesC& Download URL for firmware update.
+     */
+    virtual const TDesC& ContentUrl() const = 0;
+
+
+protected:
+
+    virtual ~MIAUpdateFwNode() { }
+        
+    };
+
+#endif  //  IA_UPDATE_FW_NODE_H