--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tracesrv/tracecore/btrace_handler/inc/TraceCoreRouter.h	Fri Oct 08 14:56:39 2010 +0300
@@ -0,0 +1,131 @@
+// Copyright (c) 2007-2010 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:
+// Router receives subscriptions and delegates messages to them
+//
+
+#ifndef __TRACECOREROUTER_H__
+#define __TRACECOREROUTER_H__
+
+
+// Include files
+#include <kernel/kernel.h>
+#include "TraceCoreMessageReceiver.h"
+
+
+// Forward declarations
+class DTraceCoreSendReceive;
+class DTraceCoreSubscriber;
+class MTraceCoreMessageSender;
+
+/**
+ * Routing item
+ */
+NONSHARABLE_CLASS( TRoutingItem )
+    {
+public:
+
+    /**
+     * Message ID
+     * Higest bit (MSB) is set when subscribed OST Protocol Id
+     */
+    TUint32 iMessageID;
+    
+    /**
+     * The subscriber associated with the message ID
+     */
+    DTraceCoreSubscriber* iSubscriber;
+    
+    /**
+     * Header format (TMessageHeaderFormat)
+     */
+    TUint32 iMsgFormat;
+    
+    };
+
+
+/**
+ * Router receives subscriptions and delegates messages to them
+ */
+NONSHARABLE_CLASS( DTraceCoreRouter ) : public DBase, public MTraceCoreMessageReceiver
+    {
+public:
+
+    /**
+     * Constructor
+     */
+    DTraceCoreRouter();
+    
+    /**
+     * Destructor
+     */
+    ~DTraceCoreRouter();
+    
+    /**
+     * Initializes this router
+     *
+     * @param aSender Interface to send messages
+     */
+    TInt Init( MTraceCoreMessageSender& aSender );
+    
+    /**
+     * Subscribes to a message
+     *
+     * @param aItem The properties of the subscription
+     */
+	TInt Subscribe( TRoutingItem& aItem );
+	
+	/**
+	 * Unsubscribes from a message
+	 *
+	 * @param aItem The message to be unregistered
+	 */
+	void Unsubscribe( TRoutingItem& aItem );
+	
+	/**
+	 * Unsubscribes all messages of given subscriber
+	 *
+	 * @param aSubscriber The subscriber to be unregistered
+	 */
+	void Unsubscribe( DTraceCoreSubscriber& aSubscriber );
+	
+	/**
+	 * Callback when message is received
+     * 
+     * @param aMsg The message that was received
+     * @return KErrNotFound if the message id was not found (not subscribed), KErrNone if found
+	 */
+    TInt MessageReceived( TTraceMessage &aMsg );
+
+private:
+
+    /**
+     * Active subscriptions
+     */
+	RArray< TRoutingItem > iRoutingItems;
+
+    /**
+     * Sender abstracts the messaging interface. 
+     * The pointer is passed to subscribers during call to Subscribe
+     */
+    MTraceCoreMessageSender* iMessageSender;
+    
+    /**
+     * Lock to protect internal structurees.
+     */
+    DMutex* iLock;
+    };
+
+#endif
+
+// End of File