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

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "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:

// e32\include\kernel\kdebug_priv.h

// Private header for kernel debugger interface

// 

//

#ifndef __KDEBUG_PRIV_H__

#define __KDEBUG_PRIV_H__

#include <kernel/kernel.h>

//

// Forward declarations

//

class DPlatChunkHw;

//

// Debugger callback function typedef

//

typedef TUint (*TDebuggerEventHandler) (TKernelEvent aEvent, TAny* a1, TAny* a2);

/**

Event handler to provide stop-mode debug change notifications and

breakpoint-able event callbacks in RAM

*/

NONSHARABLE_CLASS(DEventHandler) : public DKernelEventHandler

	{

public:

	// Factory function

	static DEventHandler* New();

	// Add to queue of handlers

	TInt Add(TAddPolicy aPolicy = EAppend);

private:

	// Construction / destruction

	DEventHandler();

	~DEventHandler();

	// Event handling callback

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

	// Dummy handler to be copied into RAM

	static TUint DummyHandler(TKernelEvent aEvent, TAny* a1, TAny* a2);

	// Size of dummy handler

	static TUint DummyHandlerSize();

	// Copy the default handler

	static void CopyDummyHandler(TLinAddr aLinAddr);

	// Filtering method

	static TBool InterestedIn(const TKernelEvent& aKernelEvent, TDesC& aName);

private:

	// Chunk to store breakpoint-able mask callback function

	DPlatChunkHw* iHwChunk;

	};

#endif //__KDEBUG_PRIV_H__