1 /*

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

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 #ifndef MEMSPYENGINEHELPERSYSMEMTRACKERENTRYHEAP_H

    19 #define MEMSPYENGINEHELPERSYSMEMTRACKERENTRYHEAP_H

    20 

    21 // System includes

    22 #include <e32base.h>

    23 #include <badesca.h>

    24 

    25 // Driver includes

    26 #include <memspy/driver/memspydriverobjectsshared.h>

    27 

    28 // User includes

    29 #include "MemSpyEngineHelperSysMemTrackerEntries.h"

    30 #include <memspy/engine/memspyenginehelpersysmemtrackercyclechange.h> 

    31 

    32 // Classes referenced

    33 class CMemSpyEngine;

    34 class CMemSpyThread;

    35 class CMemSpyProcess;

    36 class CMemSpyEngineHelperSysMemTrackerImp;

    37 class CMemSpyEngineHelperSysMemTrackerCycle;

    38 class TMemSpyEngineHelperSysMemTrackerConfig;

    39 

    40 

    41 

    42 class CMemSpyEngineHelperSysMemTrackerEntryHeap : public CMemSpyEngineHelperSysMemTrackerEntry

    43     {

    44 public:

    45     static CMemSpyEngineHelperSysMemTrackerEntryHeap* NewUserLC( CMemSpyEngineHelperSysMemTrackerImp& aTracker, CMemSpyThread& aThread );

    46     static CMemSpyEngineHelperSysMemTrackerEntryHeap* NewKernelLC( CMemSpyEngineHelperSysMemTrackerImp& aTracker );

    47     ~CMemSpyEngineHelperSysMemTrackerEntryHeap();

    48 

    49 private:

    50     CMemSpyEngineHelperSysMemTrackerEntryHeap( CMemSpyEngineHelperSysMemTrackerImp& aTracker, TMemSpyEngineSysMemTrackerType aType );

    51     void ConstructL();

    52     void ConstructL( CMemSpyThread& aThread );

    53 

    54 public: // From CMemSpyEngineHelperSysMemTrackerEntry

    55     TUint64 Key() const;

    56     void UpdateFromL( const CMemSpyEngineHelperSysMemTrackerEntry& aEntry );

    57     TBool HasChangedL( const TMemSpyEngineHelperSysMemTrackerConfig& aConfig ) const;

    58     void CreateChangeDescriptorL( CMemSpyEngineHelperSysMemTrackerCycle& aCycle );

    59     void UpdateCycleStatistics( CMemSpyEngineHelperSysMemTrackerCycle& aInfo );

    60     void SetAsShared( TBool aShared );

    61 

    62 private: // Internal methods

    63     void UpdateHeapInfoL( TMemSpyHeapInfo& aInfo );

    64     TBool HasHeapSizeChanged() const;

    65     TBool HaveFreeCellsChanged() const;

    66     TBool HaveAllocCellsChanged() const;

    67 

    68 private: // Data members

    69     TMemSpyHeapInfo iLast;

    70     TMemSpyHeapInfo iCurrent;

    71     HBufC* iThreadName;

    72     };

    73 

    74 

    75 

    76 /**

    77  * Change descriptor associated with heap-related changes

    78  */

    79 NONSHARABLE_CLASS( CMemSpyEngineHelperSysMemTrackerCycleChangeHeap ) : public CMemSpyEngineHelperSysMemTrackerCycleChange

    80     {

    81 public:

    82     static CMemSpyEngineHelperSysMemTrackerCycleChangeHeap* NewLC( TUint8 aAttribs, const TDesC& aThreadName, const TMemSpyHeapInfo& aCurrent, const TMemSpyHeapInfo* aLast = NULL );

    83     ~CMemSpyEngineHelperSysMemTrackerCycleChangeHeap();

    84 

    85 private:

    86     CMemSpyEngineHelperSysMemTrackerCycleChangeHeap( TUint8 aAttribs, const TMemSpyHeapInfo& aCurrent );

    87     void ConstructL( const TDesC& aThreadName, const TMemSpyHeapInfo* aLast );

    88 

    89 public: // From CMemSpyEngineHelperSysMemTrackerCycleChange

    90     TMemSpyEngineSysMemTrackerType Type() const;

    91     void OutputHeaderL( CMemSpyEngineOutputSink& aSink, CMemSpyEngineHelperSysMemTrackerCycle& aCycle );

    92     void OutputContentL( CMemSpyEngineOutputSink& aSink, CMemSpyEngineHelperSysMemTrackerCycle& aCycle );

    93     void OutputDataL( CMemSpyEngineOutputSink& aSink, CMemSpyEngineHelperSysMemTrackerCycle& aCycle );

    94 

    95 private: // Internal methods

    96     TBool IsKernel() const;

    97     void FormatAttributes( TDes& aBuffer ) const;

    98 

    99 private: // Data members

   100     HBufC* iThreadName;

   101     TMemSpyHeapInfo iCurrent;

   102     TMemSpyHeapInfo* iLast;

   103     };

   104 

   105 

   106 

   107 

   108 

   109 

   110 #endif