1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 /** Event handler and container for all objects being tracked.  */

    17 #ifndef __RM_DEBUG_EVENTHANDLER_H__

    18 #define __RM_DEBUG_EVENTHANDLER_H__

    19 

    20 

    21 class DRM_DebugEventHandler : public DKernelEventHandler

    22 {

    23 	public:

    24 		DRM_DebugEventHandler();

    25 		TInt Create(DLogicalDevice* aDevice, DLogicalChannel* aChannel, DThread* aClient);

    26 		~DRM_DebugEventHandler();

    27 		TInt Start();

    28 		TInt Stop();

    29 		

    30 		inline void DRM_DebugEventHandler::LockDataAccess()

    31 		    {

    32 		    Kern::SemaphoreWait(*iProtectionLock);

    33 		    }

    34 

    35 		inline void DRM_DebugEventHandler::ReleaseDataAccess()

    36 		    {

    37 		    Kern::SemaphoreSignal(*iProtectionLock);

    38 		    }

    39 		

    40 	private:

    41 		static TUint EventHandler(TKernelEvent aEvent, TAny* a1, TAny* a2, TAny* aThis);

    42 		TUint HandleEvent(TKernelEvent aType, TAny* a1, TAny* a2);

    43 		TBool HandleSpecificEvent(TKernelEvent aType, TAny* a1, TAny* a2);

    44 		

    45 	private:

    46 		/** Used to serialise access data structures */

    47 		DSemaphore* iProtectionLock;

    48 

    49 		TBool iTracking;

    50 

    51 		DLogicalDevice* iDevice;	// open reference to LDD for avoiding lifetime issues

    52 		DThread* iClientThread;

    53 		DRM_DebugChannel* iChannel;

    54 

    55 		// typdef for functions which handle our specific events

    56 		typedef TBool (DRM_DebugChannel::*eventHandler)(TAny* a1, TAny* a2);

    57 		eventHandler iEventHandlers[EEventLimit];

    58 };

    59 

    60 #endif //__RM_DEBUG_EVENTHANDLER_H__