author | hgs |
Mon, 28 Jun 2010 15:36:07 +0300 | |
changeset 30 | 86a2e675b80a |
parent 26 | 4fde310f06fe |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#ifndef MEMSPYDRIVEROBJECTSSHAREDRHEAP_H |
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#define MEMSPYDRIVEROBJECTSSHAREDRHEAP_H |
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// System includes |
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#include <u32std.h> |
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#ifndef __KERNEL_MODE__ |
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#include <e32debug.h> |
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#endif |
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// User includes |
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#include <memspy/driver/memspydriverenumerationsshared.h> |
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// Defines |
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//#define __CHECK_CHUNK_NAME |
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// Classes referenced |
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class CActiveScheduler; |
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class CTrapCleanup; |
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/** |
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* Base class for MemSpy RHeap statistics |
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*/ |
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class TMemSpyHeapStatisticsRHeapBase |
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{ |
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public: // Type |
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enum TType |
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{ |
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ETypeAllocated = 0, |
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ETypeFree |
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}; |
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public: // Constructors & destructor |
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inline TMemSpyHeapStatisticsRHeapBase( TType aType ) |
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: iType( aType ), |
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iTypeCount( 0 ), |
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iTypeSize( 0 ), |
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iLargestCellAddress( NULL ), |
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iLargestCellSize( 0 ) |
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{ |
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} |
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public: // API |
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inline TType Type() const { return iType; } |
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// |
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inline TUint TypeCount() const { return iTypeCount; } |
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inline void SetTypeCount( TUint aValue ) { iTypeCount = aValue; } |
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// |
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inline TUint TypeSize() const { return iTypeSize; } |
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inline void SetTypeSize( TUint aValue ) { iTypeSize = aValue; } |
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// |
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inline TAny* LargestCellAddress() const { return iLargestCellAddress; } |
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inline void SetLargestCellAddress( TAny* aAddress ) { iLargestCellAddress = aAddress; } |
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// |
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inline TUint LargestCellSize() const { return iLargestCellSize; } |
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inline void SetLargestCellSize( TUint aSize ) { iLargestCellSize = aSize; } |
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private: // Data members |
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TType iType; |
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TUint iTypeCount; |
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TUint iTypeSize; |
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TAny* iLargestCellAddress; |
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TUint iLargestCellSize; |
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}; |
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/** |
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* RHeap statistics for Allocated cell types |
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*/ |
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class TMemSpyHeapStatisticsRHeapAllocated : public TMemSpyHeapStatisticsRHeapBase |
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{ |
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public: // Constructors |
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inline TMemSpyHeapStatisticsRHeapAllocated() |
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: TMemSpyHeapStatisticsRHeapBase( TMemSpyHeapStatisticsRHeapBase::ETypeAllocated ) |
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{ |
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} |
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public: |
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}; |
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/** |
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* RHeap statistics for Free cell types |
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*/ |
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class TMemSpyHeapStatisticsRHeapFree : public TMemSpyHeapStatisticsRHeapBase |
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{ |
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public: // Constructors |
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inline TMemSpyHeapStatisticsRHeapFree() |
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: TMemSpyHeapStatisticsRHeapBase( TMemSpyHeapStatisticsRHeapBase::ETypeFree ), |
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iSlackSpace( 0 ), iSlackSpaceCellAddress( NULL ), iChecksum( 0 ) |
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{ |
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} |
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public: // API |
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inline TUint SlackSpaceCellSize() const { return iSlackSpace; } |
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inline void SetSlackSpaceCellSize( TUint aValue ) { iSlackSpace = aValue; } |
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// |
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inline TAny* SlackSpaceCellAddress() const { return iSlackSpaceCellAddress; } |
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inline void SetSlackSpaceCellAddress( TAny* aAddress ) { iSlackSpaceCellAddress = aAddress; } |
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// |
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inline TUint32 Checksum() const { return iChecksum; } |
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inline void SetChecksum( TUint32 aValue ) { iChecksum = aValue; } |
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public: |
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TUint iSlackSpace; |
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TAny* iSlackSpaceCellAddress; |
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TUint32 iChecksum; |
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}; |
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/** |
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* RHeap statistics class |
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*/ |
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class TMemSpyHeapStatisticsRHeap |
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{ |
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public: // Constructors |
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inline TMemSpyHeapStatisticsRHeap() |
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: iCommittedFreeSpace(0) |
0
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{ |
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} |
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public: // API |
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inline TMemSpyHeapStatisticsRHeapFree& StatsFree() { return iStatisticsFree; } |
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inline const TMemSpyHeapStatisticsRHeapFree& StatsFree() const { return iStatisticsFree; } |
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// |
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inline TMemSpyHeapStatisticsRHeapAllocated& StatsAllocated() { return iStatisticsAllocated; } |
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inline const TMemSpyHeapStatisticsRHeapAllocated& StatsAllocated() const { return iStatisticsAllocated; } |
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|
0
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private: // Data members |
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TMemSpyHeapStatisticsRHeapFree iStatisticsFree; |
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TMemSpyHeapStatisticsRHeapAllocated iStatisticsAllocated; |
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public: // I am fed up of all these pointless inline accessors... |
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TInt iCommittedFreeSpace; // The amount of committed memory that isn't payload data in allocated or free cells |
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0
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}; |
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/** |
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* |
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*/ |
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class TMemSpyHeapMetaDataRHeap |
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{ |
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public: // Constructors |
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inline TMemSpyHeapMetaDataRHeap() |
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: iChunkSize( 0 ), |
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iChunkHandle( NULL ), |
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iChunkBaseAddress( NULL ), |
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iDebugAllocator( EFalse ), |
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//iHeaderSizeFree( 0 ), |
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//iHeaderSizeAllocated( 0 ), |
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0
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iIsUserThread( ETrue ), |
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iVTable(0), |
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iSharedHeap( EFalse ), |
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iHeapSize(0), |
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iAllocatorAddress(NULL), |
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iMinHeapSize(0), |
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iMaxHeapSize(0) |
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0
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{ |
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} |
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public: // API |
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#ifndef __KERNEL_MODE__ |
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inline TPtrC ChunkName() const |
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{ |
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TBool alreadyExpanded = ETrue; |
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#ifdef __CHECK_CHUNK_NAME |
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{ |
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RDebug::Printf( "TMemSpyHeapMetaDataRHeap::ChunkName() - BEF - length: %d", iChunkName.Length() ); |
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const TUint8* data2 = iChunkName.Ptr(); |
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const TInt count = iChunkName.Length(); |
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for( TInt i=0;i<count;i++) |
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{ |
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RDebug::Printf( "TMemSpyHeapMetaDataRHeap::ChunkName() - BEF - data[%03d] = 0x%08x = %02x (%c)", i, data2, *data2, *data2 ); |
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++data2; |
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} |
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} |
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#endif |
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// Check if it already has been converted to unicode |
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const TUint8* data = iChunkName.Ptr(); |
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if ( iChunkName.Length() >= 1 ) |
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{ |
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const TUint8 highByte = *(data + 1); |
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alreadyExpanded = ( highByte == 0 ); |
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} |
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// Once expanded, the descriptor is twice the length |
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TPtrC ret( (TUint16*) iChunkName.Ptr(), iChunkName.Length() / 2 ); |
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// |
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if ( !alreadyExpanded ) |
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{ |
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const TInt halfLength = iChunkName.Length() / 2; |
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TMemSpyHeapMetaDataRHeap* self = const_cast< TMemSpyHeapMetaDataRHeap* >( this ); |
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ret.Set( self->iChunkName.Expand() ); |
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} |
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#ifdef __CHECK_CHUNK_NAME |
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{ |
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RDebug::Printf( "TMemSpyHeapMetaDataRHeap::ChunkName() - AFT - length: %d", iChunkName.Length() ); |
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const TUint8* data2 = iChunkName.Ptr(); |
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const TInt count = iChunkName.Length(); |
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for( TInt i=0;i<count;i++) |
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{ |
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RDebug::Printf( "TMemSpyHeapMetaDataRHeap::ChunkName() - AFT - data[%03d] = 0x%08x = %02x (%c)", i, data2, *data2, *data2 ); |
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++data2; |
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} |
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const TPtrC pNextRet( (TUint16*) iChunkName.Ptr(), iChunkName.Length() / 2 ); |
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RDebug::Print( _L("TMemSpyHeapMetaDataRHeap::ChunkName() - ret: [%S], nextRet: [%S]"), &ret, &pNextRet ); |
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} |
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#endif |
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// |
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return ret; |
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} |
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inline void SetChunkName( const TDesC16& aValue ) |
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{ |
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iChunkName.Copy( aValue ); |
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iChunkName.Collapse(); |
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} |
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#else |
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inline void SetChunkName( const TDesC8& aValue ) |
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{ |
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iChunkName.Copy( aValue ); |
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} |
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#endif |
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// |
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inline TUint ChunkSize() const { return iChunkSize; } |
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inline void SetChunkSize( TUint aValue ) { iChunkSize = aValue; } |
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// |
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inline TAny* ChunkHandle() const { return iChunkHandle; } |
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inline void SetChunkHandle( TAny* aValue ) { iChunkHandle = aValue; } |
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// |
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inline TAny* ChunkBaseAddress() const { return iChunkBaseAddress; } |
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inline void SetChunkBaseAddress( TAny* aValue ) { iChunkBaseAddress = aValue; } |
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// |
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inline TBool IsDebugAllocator() const { return iDebugAllocator; } |
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inline void SetDebugAllocator( TBool aValue ) { iDebugAllocator = aValue; } |
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// |
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inline TBool IsUserThread() const { return iIsUserThread; } |
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inline void SetUserThread( TBool aValue ) { iIsUserThread = aValue; } |
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// |
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inline TBool IsSharedHeap() const { return iSharedHeap; } |
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inline void SetSharedHeap( TBool aValue ) { iSharedHeap = aValue; } |
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// |
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inline TUint VTable() const { return iVTable; } |
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inline void SetVTable( TUint aValue ) { iVTable = aValue; } |
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private: // Data members |
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TBuf8< KMaxFullName * 2 > iChunkName; |
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public: |
0
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TUint iChunkSize; |
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TAny* iChunkHandle; |
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TAny* iChunkBaseAddress; |
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TBool iDebugAllocator; |
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TBool iSharedHeap; |
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TBool iIsUserThread; |
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TUint iVTable; |
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TUint iHeapSize; // Committed size - generally the same as iChunkSize (except maybe for kernel heap) |
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TAny* iAllocatorAddress; // replacement for things using the RHeap base address |
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TUint iMinHeapSize; // Minimum committed size |
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TUint iMaxHeapSize; // Max committed size |
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}; |
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/** |
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* |
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*/ |
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class TMemSpyHeapInfoRHeap |
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{ |
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public: // Constructors |
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inline TMemSpyHeapInfoRHeap() |
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{ |
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} |
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public: // API |
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inline TMemSpyHeapMetaDataRHeap& MetaData() { return iMetaData; } |
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inline const TMemSpyHeapMetaDataRHeap& MetaData() const { return iMetaData; } |
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// |
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//inline TMemSpyHeapObjectDataRHeap& ObjectData() { return iObjectData; } |
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//inline const TMemSpyHeapObjectDataRHeap& ObjectData() const { return iObjectData; } |
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// |
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inline TMemSpyHeapStatisticsRHeap& Statistics() { return iStatistics; } |
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inline const TMemSpyHeapStatisticsRHeap& Statistics() const { return iStatistics; } |
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inline TInt Overhead() const { return iMetaData.iHeapSize - iStatistics.StatsAllocated().TypeSize() - iStatistics.iCommittedFreeSpace; } |
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private: // Data members |
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TMemSpyHeapMetaDataRHeap iMetaData; |
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//TMemSpyHeapObjectDataRHeap iObjectData; |
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TMemSpyHeapStatisticsRHeap iStatistics; |
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}; |
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#endif |