/*

* Copyright (c) 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:  

*

*/

#include <piprofiler/ProfilerGenericClassesKrn.h>

const TInt KMinRate = 10;

const TInt KMaxRate = 1000;

enum TState{ERunning, EStopping, EStopped};

const TUid KGppPropertyCat={0x20201F70};

enum TGppPropertyKeys

	{

	EGppPropertySyncSampleNumber

	};

/*

 *

 *

 *	Class DPluginDriver definition, inherited by sampler implementations except GPP

 *

 *

 */

class DPluginDriver : public DLogicalChannel

{

public:

	DPluginDriver();

	~DPluginDriver();

public:	

	TInt					ProcessStreamReadCancel();

	TInt					StopSampling();

private:

	TInt					ProcessPrintStreamRequest(TDesC8* aDes/*,TRequestStatus* aStatus*/);

	void 					FastPrintf(TDesC8* aDes);

public:

	DThread*				iClient;

	// property and value; 

	// GPP sampler start time, needed to set other samplers in sync

	RPropertyRef 			iSampleStartTimeProp;

	TInt					iSampleStartTime;

	TUint32 				iSyncOffset;		// offset from the start

	TUint32					sampleRunning;

	const TUint*			iInterruptStack;

	TState					iState;

	TInt					doingDfc;

	// request status objects for requests

	TRequestStatus*			iEndRequestStatus;

	TRequestStatus*			iStreamReadCancelStatus;

	// sample stream object used in stream mode

	DProfilerSampleStream		iSampleStream;

	// just for testing

	TUint32*				stackTop;

};

#include <piprofiler/PluginDriver.inl>