perfsrv/memspy/Driver/Kernel/Include/SubChannels/MemSpyDriverLogChanHeapDataBase.h
/*
* 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:
*
*/
#ifndef MEMSPYDRIVERLOGICALCHANHEAPDATABASE_H
#define MEMSPYDRIVERLOGICALCHANHEAPDATABASE_H
// System includes
#include <e32cmn.h>
#include <kern_priv.h>
#ifdef __MARM__
#include <arm.h>
#endif
#include <memspy/driver/memspydriverobjectsshared.h>
#include <memspy/driver/memspydriverenumerationsshared.h>
// User includes
#include "MemSpyDriverHeap.h"
#include "MemSpyDriverOpCodes.h"
#include "MemSpyDriverLogChanHeapBase.h"
#include "MemSpyDriverObjectsInternal.h"
#include "MemSpyDriverHeapWalker.h"
#include "MemSpyDriverEnumerationsInternal.h"
// Classes referenced
class DMemSpyDriverDevice;
class RMemSpyMemStreamWriter;
const static TInt KPageSize = 4096;
class DMemSpyDriverLogChanHeapDataBase : public DMemSpyDriverLogChanHeapBase
{
public:
DMemSpyDriverLogChanHeapDataBase( DMemSpyDriverDevice& aDevice, DThread& aThread );
~DMemSpyDriverLogChanHeapDataBase();
private: // From MHeapWalkerObserver
void HandleHeapWalkInit();
TBool HandleHeapCell( TMemSpyDriverCellType aCellType, TAny* aCellAddress, TInt aLength, TInt aNestingLevel, TInt aAllocNumber );
protected: // For use by the base classes
TInt PrepareCellListTransferBuffer();
TInt FetchCellList(TDes8* aBufferSink);
void ReleaseCellList();
TInt CalculateCellListBufferSize() const;
TInt GetFullData( TMemSpyDriverInternalHeapDataParams* aParams );
TInt DoGetFullData(TMemSpyDriverInternalHeapDataParams& aParams, DThread* aThread, RMemSpyDriverRHeapBase& aHeap);
protected: // To be implemetned by the base classes
virtual TInt GetFullData( TMemSpyDriverInternalHeapDataParams& aParams ) = 0;
protected: // Data members
TMemSpyDriverInternalHeapRequestParameters iHeapInfoParams;
RArray<TMemSpyDriverCell> iCellList;
RMemSpyMemStreamWriter* iHeapStream;
};
#endif