memspy/Engine/Source/Helpers/MemSpyEngineHelperActiveObject.cpp
changeset 48 516af714ebb4
parent 45 185201be11b0
child 55 f2950aff7424
--- a/memspy/Engine/Source/Helpers/MemSpyEngineHelperActiveObject.cpp	Thu Sep 02 22:05:40 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,737 +0,0 @@
-/*
-* 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 <memspy/engine/memspyenginehelperactiveobject.h>
-
-// System includes
-#include <s32mem.h>
-#include <e32svr.h>
-
-// Driver includes
-#include <memspy/driver/memspydriverclient.h>
-
-// User includes
-#include <memspy/engine/memspyengine.h>
-#include <memspy/engine/memspyengineutils.h>
-#include <memspy/engine/memspyengineoutputsink.h>
-#include <memspy/engine/memspyengineobjectthread.h>
-#include <memspy/engine/memspyengineobjectprocess.h>
-#include <memspy/engine/memspyenginehelperheap.h>
-
-// Driver includes
-#include <memspy/driver/memspydriverconstants.h>
-
-// Literal constants
-_LIT( KMemSpyEngineAOOutputComma, ", " );
-
-
-
-CMemSpyEngineHelperActiveObject::CMemSpyEngineHelperActiveObject( CMemSpyEngine& aEngine )
-:   iEngine( aEngine )
-    {
-    }
-
-    
-CMemSpyEngineHelperActiveObject::~CMemSpyEngineHelperActiveObject()
-    {
-    }
-
-
-void CMemSpyEngineHelperActiveObject::ConstructL()
-    {
-    }
-
-
-CMemSpyEngineHelperActiveObject* CMemSpyEngineHelperActiveObject::NewL( CMemSpyEngine& aEngine )
-    {
-    CMemSpyEngineHelperActiveObject* self = new(ELeave) CMemSpyEngineHelperActiveObject( aEngine );
-    CleanupStack::PushL( self );
-    self->ConstructL();
-    CleanupStack::Pop( self );
-    return self;
-    }
-
-
-EXPORT_C CMemSpyEngineActiveObjectArray* CMemSpyEngineHelperActiveObject::ActiveObjectListL( const CMemSpyThread& aThread )
-    {
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ActiveObjectListLC() - START");
-    CMemSpyEngineActiveObjectArray* array = CMemSpyEngineActiveObjectArray::NewLC();
-
-    // Is the thread's process already suspended? If not, we need to do it now.
-    const TProcessId parentProcessId( aThread.Process().Id() );
-    const TBool isSuspended = ( iEngine.SuspendedProcessId() == parentProcessId );
-    if  ( !isSuspended )
-        {
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ActiveObjectListLC() - suspending process");
-        iEngine.ProcessSuspendLC( parentProcessId );
-        }
-
-    // Push a cleanup item to close the heap walk in case of leaves
-    CleanupStack::PushL( TCleanupItem( CleanupHeapWalk, this ) );
-
-    // Get the thread info
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ActiveObjectListLC() - getting thread info...");
-    TMemSpyDriverThreadInfo threadInfo;
-    TInt err = iEngine.Driver().GetThreadInfo( aThread.Id(), threadInfo );
-    User::LeaveIfError( err );
-    TAny* scheduler = threadInfo.iScheduler;
-
-#if defined( _DEBUG ) && !defined( __WINS__ )
-    iEngine.HelperHeap().OutputCellListingUserL( aThread );
-#endif
-
-    // Get the heap info - we need this for verification purposes
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ActiveObjectListLC() - getting heap info...");
-    err = iEngine.Driver().GetHeapInfoUser( iHeapInfo, aThread.Id() );
-    User::LeaveIfError( err );
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ActiveObjectListLC() - allocated cell header length is: %d", iHeapInfo.iHeapCellHeaderLengthAllocated);
-
-    // Do we have a ROM-based scheduler pointer?
-    if  ( scheduler != NULL && iHeapInfo.Type() != TMemSpyHeapInfo::ETypeUnknown )
-        {
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ActiveObjectListLC() - scheduler: 0x%08x", scheduler);
-
-        // Let's try to get the scheduler's heap cell...
-        HBufC8* data = SchedulerHeapCellDataLC( scheduler, aThread.Id() );
-        
-        // Try to extract the active object addresses
-        ExtractActiveObjectAddressesL( scheduler, *data, *array );
-        CleanupStack::PopAndDestroy( data );
-        }
-
-    // Tidy up
-    CleanupStack::PopAndDestroy(); // heap walk cleanup item
-    if  ( !isSuspended )
-        {
-        iEngine.ProcessResume();
-        }
-    //
-    CleanupStack::Pop( array );
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ActiveObjectListLC() - END");
-    return array;
-    }
-
-
-HBufC8* CMemSpyEngineHelperActiveObject::SchedulerHeapCellDataLC( TAny*& aCellAddress, TThreadId aThreadId )
-    {
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::SchedulerHeapCellDataLC() - START - aCellAddress: 0x%08x, aThread: %d", aCellAddress, I64INT(aThreadId.Id()));
-
-    // This is what we'll return, if we find it...
-    HBufC8* heapCellData = NULL;
-
-    // Now walk the heap!
-    TInt err = iEngine.Driver().WalkHeapInit( aThreadId );
-    User::LeaveIfError( err );
-
-    // Now we can try to find the cell's info
-    TMemSpyDriverCellType cellType;
-    TInt cellLength;
-    TInt cellNestingLevel;
-    TInt cellAllocationNumber;
-    TInt cellHeaderSize;
-    TAny* cellPayloadAddress;
-    //
-    err = iEngine.Driver().WalkHeapGetCellInfo( aCellAddress, cellType, cellLength, cellNestingLevel, cellAllocationNumber, cellHeaderSize, cellPayloadAddress );
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::SchedulerHeapCellDataLC() - err: %d, cellLength: %d, cellAllocationNumber: %d, cellType: %d", err, cellLength, cellAllocationNumber, cellType);
-    User::LeaveIfError( err );
-    
-	if (cellType & EMemSpyDriverAllocatedCellMask)
-        {
-        const TInt payloadLength = cellLength;
-        HBufC8* data = HBufC8::NewLC( payloadLength );
-        TPtr8 pData( data->Des() );
-        //
-        err = iEngine.Driver().WalkHeapReadCellData( aCellAddress, pData, payloadLength );
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::SchedulerHeapCellDataLC() - data fetch returned error: %d", err);
-        User::LeaveIfError( err );
-        heapCellData = data;
-        CleanupStack::Pop( data );
-        }
-    //
-    if  ( heapCellData == NULL )
-        {
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::SchedulerHeapCellDataLC() - END - didn't find the right cell => KErrNotFound");
-        User::Leave( KErrNotFound );
-        }
-    //
-    CleanupStack::PushL( heapCellData );
-
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::SchedulerHeapCellDataLC() - END - everything okay, cell is: 0x%08x", aCellAddress);
-    return heapCellData;
-    }
-
-
-void CMemSpyEngineHelperActiveObject::ExtractActiveObjectAddressesL( TAny* aSchedulerCellAddress, const TDesC8& aSchedulerCellData, CMemSpyEngineActiveObjectArray& aArray )
-    {
-    // Create read stream
-    RDesReadStream stream( aSchedulerCellData );
-    CleanupClosePushL( stream );
-
-    // First item is vtable
-    TUint address = stream.ReadUint32L();
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ExtractActiveObjectAddressesL() - vtable: 0x%08x", address );
-    (void) address;
-
-    // Next item is CActiveScheduler::iStack - which we'll skip, because it might be a stack address
-    // I suppose we could validate this against the thread's stack address range, but can't be bothered
-    // at the moment.
-    address = stream.ReadUint32L();
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ExtractActiveObjectAddressesL() - got CActiveScheduler::iStack as: 0x%08x", address);
-    (void) address;
-
-    // Then comes CActiveScheduler::iActiveQ - this is what we are interested in.... 
-    //
-    //  class TPriQue : public TDblQueBase
-    //        [TDblQueBase::iHead] - this just derives from TDblQueLinkBase and doesn't have any direct data members
-    //            class TDblQueLink : public TDblQueLinkBase
-    //                [ptr]  TDblQueLinkBase::iNext*
-    //                [ptr]  TDblQueLinkBase::iPrev*
-    // [TInt] TDblQueBase::iOffset
-    __ASSERT_COMPILE( sizeof( TDblQueLinkBase* ) == sizeof(TUint) );
-    __ASSERT_COMPILE( sizeof( TInt ) == 4 );
-
-    // Get read offset so that we know the starting address of the queue
-    const TStreamPos pos = stream.Source()->TellL(MStreamBuf::ERead);
-#ifdef __WINS__
-    const TAny* terminatingQueueAddress = (TAny*) (TUint(aSchedulerCellAddress) + pos.Offset());
-#else
-    const TAny* terminatingQueueAddress = (TAny*) aSchedulerCellAddress;
-#endif
-
-    const TAny* queueNext = (TAny*) stream.ReadUint32L();
-    const TAny* queuePrev = (TAny*) stream.ReadUint32L();
-    const TUint queueItemOffset = stream.ReadUint32L();
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ExtractActiveObjectAddressesL() - queueNext: 0x%08x, queuePrev: 0x%08x, queueItemOffset: %d, pos: %d, terminatingQueueAddress: 0x%08x", queueNext, queuePrev, queueItemOffset, pos.Offset(), terminatingQueueAddress);
-    (void) queuePrev;
-    CleanupStack::PopAndDestroy( &stream );
-        
-    // Iterate through the active objects
-    if  ( queueNext != NULL )
-        {
-        TAny* realNextCellHeapCell = NULL;
-        TAny* calculatedCellAddress = ((TAny*) (TUint(queueNext) - queueItemOffset));
-
-        while( !( calculatedCellAddress == NULL || calculatedCellAddress == terminatingQueueAddress || realNextCellHeapCell == terminatingQueueAddress ) )
-            {
-            // Create an active object for this cell
-            TAny* nextCell = ReadActiveObjectDataL( calculatedCellAddress, aArray );
-            
-            // Work out next cell address
-            calculatedCellAddress = ((TAny*) ( TUint( nextCell ) - queueItemOffset ) );
-            //RDebug::Printf("CMemSpyEngineHelperActiveObject::ExtractActiveObjectAddressesL() - calculatedCellAddress: 0x%08x, terminatingQueueAddress: 0x%08x", calculatedCellAddress, terminatingQueueAddress);
-
-            // Identify the next cell address
-            realNextCellHeapCell = ConvertAddressToRealHeapCellAddressL( nextCell );
-            }
-        }
-    }
-
-
-TAny* CMemSpyEngineHelperActiveObject::ConvertAddressToRealHeapCellAddressL( TAny* aAddress )
-    {
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ConvertAddressToRealHeapCellAddressL() - START - aAddress: 0x%08x", aAddress);
-
-    TMemSpyDriverCellType cellType;
-    TInt cellLength;
-    TInt cellNestingLevel;
-    TInt cellAllocationNumber;
-    TInt cellHeaderSize;
-    TAny* cellPayloadAddress;
-
-    TInt err = iEngine.Driver().WalkHeapGetCellInfo( aAddress, cellType, cellLength, cellNestingLevel, cellAllocationNumber, cellHeaderSize, cellPayloadAddress );
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ConvertAddressToRealHeapCellAddressL() - END - err: %d, realCellAddress: 0x%08x, cellLength: %d, cellAllocationNumber: %d, cellType: %d", err, aAddress, cellLength, cellAllocationNumber, cellType);
-    User::LeaveIfError( err );
-
-    return aAddress;
-    }
-
-
-TAny* CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL( TAny* aCellAddress, CMemSpyEngineActiveObjectArray& aArray )
-    {
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - START");
-
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - AO.cellAddress:     0x%08x", aCellAddress);
-    TAny* nextCellAddress = NULL;
-    
-    TMemSpyDriverCellType cellType;
-    TInt cellLength;
-    TInt cellNestingLevel;
-    TInt cellAllocationNumber;
-    TInt cellHeaderSize;
-    TAny* cellPayloadAddress;
-
-    // Make a separate copy of the cell address - calling GetCellInfo may well result in the address being
-    // changed in order to match the real starting address of a *heap cell*.
-    TAny* requestedCellAddress = aCellAddress;
-    TInt err = iEngine.Driver().WalkHeapGetCellInfo( requestedCellAddress, cellType, cellLength, cellNestingLevel, cellAllocationNumber, cellHeaderSize, cellPayloadAddress );
-    //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - err: %d, cellLength: %d, cellAllocationNumber: %d, cellType: %d", err, cellLength, cellAllocationNumber, cellType);
-    User::LeaveIfError( err );
-    
-    if (cellType & EMemSpyDriverAllocatedCellMask)
-        {
-        const TInt payloadLength = cellLength;
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - payloadLength: %d", payloadLength);
-
-        // const TInt payloadLength = Max( 512, cellLength - iHeapInfo.iHeapCellHeaderLengthAllocated ); // Prevent negative payload lengths?
-        CBufFlat* data = CBufFlat::NewL( payloadLength );
-        CleanupStack::PushL( data );
-        data->ResizeL( payloadLength );
-        TPtr8 pData( data->Ptr( 0 ) );
-        //
-        err = iEngine.Driver().WalkHeapReadCellData( requestedCellAddress, pData, payloadLength );
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - AO.heapCellAddress: 0x%08x (err: %d)", requestedCellAddress, err);
-        User::LeaveIfError( err );
-
-        // If an object is embedded directly within a class, for example
-        //
-        // class CSomething : public CBase
-        //   {
-        //   CIdle iEmbeddedIdler;
-        //   }
-        //
-        // then aCellAddress actually points to somewhere *within* a heap cell, not to the actual starting address of
-        // the heap cell itself. We must take this into account when parsing the heap cell data (i.e. the bit of the cell we
-        // are interested in starts part way through the cell data).
-        TInt cellOffset = TUint32( aCellAddress ) - TUint32( requestedCellAddress );
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - AO.cellOffset:      %d (ignoring cell header)", cellOffset);
-        cellOffset -= cellHeaderSize;
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - AO.cellOffset:      %d (adjusted for cell header)", cellOffset);
-
-        // Got the cell data for the active object. Let's parse it.
-        RBufReadStream stream( *data, cellOffset );
-        CleanupClosePushL( stream );
-
-        // First item should be vTable
-        TAny* vTable = (TAny*) stream.ReadUint32L();
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - AO.vTable:          0x%08x", vTable );
-
-        // Next item should be the request status. First the iStatus, then the iFlags
-        const TInt requestStatusValue = stream.ReadInt32L();
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - AO.rsVal:           %10d", requestStatusValue );
-        const TUint requestStatusFlags = stream.ReadUint32L();
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - AO.rsFlags:         0x%02x", requestStatusFlags );
-
-        // Next comes the baseclass for the link - TDblQueLinkBase
-        TAny* nextEntryAddress = (TAny*) stream.ReadUint32L();
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - AO.iLink.Next:      0x%08x", nextEntryAddress );
-        TAny* prevEntryAddress = (TAny*) stream.ReadUint32L();
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - AO.iLink.Prev:      0x%08x", prevEntryAddress );
-
-        // Next comes the TPriQueueLink itself
-        const TInt priority = stream.ReadInt32L();
-        //RDebug::Printf("CMemSpyEngineHelperActiveObject::ReadActiveObjectDataL() - AO.iLink.Pri:       %d", priority );
-        
-        // Done - save object & tidy up
-        CMemSpyEngineActiveObject* object = CMemSpyEngineActiveObject::NewLC( aCellAddress, vTable, priority, requestStatusValue, requestStatusFlags, nextEntryAddress, prevEntryAddress, iEngine );
-        aArray.AddItemL( object );
-        CleanupStack::Pop( object );
-        CleanupStack::PopAndDestroy( 2, data ); // stream & data
-        
-        nextCellAddress = (TAny*) nextEntryAddress;
-        //RDebug::Printf(" ");
-        }
-
-    return nextCellAddress;
-    }
-
-
-void CMemSpyEngineHelperActiveObject::CleanupHeapWalk( TAny* aSelf )
-    {
-    CMemSpyEngineHelperActiveObject* self = reinterpret_cast< CMemSpyEngineHelperActiveObject* >( aSelf );
-    self->iEngine.Driver().WalkHeapClose();
-    }
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-CMemSpyEngineActiveObjectArray::CMemSpyEngineActiveObjectArray()
-    {
-    }
-
-
-EXPORT_C CMemSpyEngineActiveObjectArray::~CMemSpyEngineActiveObjectArray()
-    {
-    delete iHeader;
-    iObjects.ResetAndDestroy();
-    iObjects.Close();
-    }
-
-
-void CMemSpyEngineActiveObjectArray::ConstructL()
-    {
-    }
-
-
-CMemSpyEngineActiveObjectArray* CMemSpyEngineActiveObjectArray::NewLC(  )
-    {
-    CMemSpyEngineActiveObjectArray* self = new(ELeave) CMemSpyEngineActiveObjectArray();
-    CleanupStack::PushL( self );
-    self->ConstructL();
-    return self;
-    }
-
-
-EXPORT_C TInt CMemSpyEngineActiveObjectArray::Count() const
-    {
-    return iObjects.Count();
-    }
-
-
-EXPORT_C CMemSpyEngineActiveObject& CMemSpyEngineActiveObjectArray::At( TInt aIndex )
-    {
-    return *iObjects[ aIndex ];
-    }
-
-
-EXPORT_C const CMemSpyEngineActiveObject& CMemSpyEngineActiveObjectArray::At( TInt aIndex ) const
-    {
-    return *iObjects[ aIndex ];
-    }
-
-
-EXPORT_C CMemSpyEngineActiveObject& CMemSpyEngineActiveObjectArray::ObjectByAddressL( TAny* aAddress )
-    {
-    const TInt index = ObjectIndexByAddress( aAddress );
-    User::LeaveIfError( index );
-    CMemSpyEngineActiveObject& ret = At( index );
-    return ret;
-    }
-
-
-EXPORT_C TInt CMemSpyEngineActiveObjectArray::ObjectIndexByAddress( TAny* aAddress ) const
-    {
-    TInt ret = KErrNotFound;
-    //
-    const TInt count = Count();
-    for( TInt i=0; i<count; i++ )
-        {
-        const CMemSpyEngineActiveObject& object = At( i );
-        //
-        if  ( object.Address() == aAddress )
-            {
-            ret = i;
-            break;
-            }
-        }
-    //
-    return ret;
-    }
-
-
-EXPORT_C void CMemSpyEngineActiveObjectArray::OutputDataColumnsL( CMemSpyEngine& aEngine )
-    {
-    HBufC* columns = HBufC::NewLC( 1024 );
-    TPtr pColumns( columns->Des() );
-    //
-    _LIT(KCol1, "Address");
-    pColumns.Append( KCol1 );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    _LIT(KCol3, "Priority");
-    pColumns.Append( KCol3 );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    _LIT(KCol4, "Is Active");
-    pColumns.Append( KCol4 );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    _LIT(KCol5, "Request Pending");
-    pColumns.Append( KCol5 );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    _LIT(KCol6, "Status Value");
-    pColumns.Append( KCol6 );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    _LIT(KCol7, "Status Flags");
-    pColumns.Append( KCol7 );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    _LIT(KCol8, "vTable Address");
-    pColumns.Append( KCol8 );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    _LIT(KCol9, "vTable for Symbolic Lookup");
-    pColumns.Append( KCol9 );
-    //
-    aEngine.Sink().OutputLineL( pColumns );
-    CleanupStack::PopAndDestroy( columns );
-    }
-
-
-EXPORT_C TInt CMemSpyEngineActiveObjectArray::MdcaCount() const
-    {
-    TInt count = Count();
-    //
-    if  ( count > 0 )
-        {
-        ++count;
-        }
-    //
-    return count;
-    }
-
-
-EXPORT_C TPtrC CMemSpyEngineActiveObjectArray::MdcaPoint( TInt aIndex ) const
-    {
-    TPtrC ret( *iHeader );
-    //
-    if  ( aIndex > 0 )
-        {
-        const CMemSpyEngineActiveObject& object = At( aIndex - 1 );
-        ret.Set( object.Caption() );
-        }
-    //
-    return ret;
-    }
-
-
-void CMemSpyEngineActiveObjectArray::AddItemL( CMemSpyEngineActiveObject* aItem )
-    {
-    iObjects.AppendL( aItem );
-    BuildHeaderCaptionL();
-    }
-
-
-void CMemSpyEngineActiveObjectArray::InsertL( CMemSpyEngineActiveObject* aItem, TInt aIndex )
-    {
-    iObjects.InsertL( aItem, aIndex );
-    BuildHeaderCaptionL();
-    }
-
-
-void CMemSpyEngineActiveObjectArray::BuildHeaderCaptionL()
-    {
-    const TInt KHeaderLength = 100;
-    //
-    if  ( !iHeader )
-        {
-        iHeader = HBufC::NewL( KHeaderLength );
-        }
-    //
-    TPtr pHeader( iHeader->Des() );
-    //
-    _LIT(KCaption, "\tNumber of AO\'s\t\t%d");
-    pHeader.Format( KCaption, Count() );
-    }
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-CMemSpyEngineActiveObject::CMemSpyEngineActiveObject( TAny* aAddress, TAny* aVTable, TInt aPriority, TInt aRSValue, TUint aRSFlags, TAny* aNextAOAddress, TAny* aPrevAOAddress )
-:   CDesCArrayFlat(6), iAddress( aAddress ), iVTable( aVTable ), iPriority( aPriority ), iRequestStatusValue( aRSValue ), iRequestStatusFlags( aRSFlags ), iNextAOAddress( aNextAOAddress ), iPrevAOAddress( aPrevAOAddress )
-    {
-    }
-
-
-EXPORT_C CMemSpyEngineActiveObject::~CMemSpyEngineActiveObject()
-    {
-    delete iCaption;
-    }
-
-
-void CMemSpyEngineActiveObject::ConstructL( CMemSpyEngine& /*aEngine*/ )
-    {
-    TBuf<256> item;
-
-    _LIT(KBasicFormat, "\t0x%08x\t\t");
-    item.Format( KBasicFormat, VTable() );
-
-    // Add modifiers
-    _LIT( KModifiers, "%d" );
-    _LIT( KBoxedCharFormat, " [%c]" );
-    item.AppendFormat( KModifiers, RequestStatusValue() );
-    if  ( IsActive() )
-        {
-        item.AppendFormat( KBoxedCharFormat, 'A' );
-        }
-    if  ( RequestIsPending() )
-        {
-        item.AppendFormat( KBoxedCharFormat, 'P' );
-        }
-    iCaption = item.AllocL();
-
-    // Listbox items
-    TPtrC value;
-
-    // Address
-    _LIT(KCaption1, "\tAddress\t\t0x%08x");
-    item.Format( KCaption1, iAddress );
-    AppendL( item );
-
-    // vTable
-    _LIT(KCaption2, "\tVTable\t\t0x%08x");
-    item.Format( KCaption2, iVTable );
-    AppendL( item );
-
-    //
-    _LIT(KCaption3, "\tStatus Value\t\t%d");
-    item.Format( KCaption3, iRequestStatusValue );
-    AppendL( item );
-
-    //
-    _LIT(KCaption5, "\tIs Active\t\t%S");
-    value.Set( YesNoValue( IsActive() ) );
-    item.Format( KCaption5, &value );
-    AppendL( item );
-
-    //
-    _LIT(KCaption6, "\tRequest Pending\t\t%S");
-    value.Set( YesNoValue( RequestIsPending() ) );
-    item.Format( KCaption6, &value );
-    AppendL( item );
-
-    //
-    _LIT(KCaption4, "\tPriority\t\t%d");
-    item.Format( KCaption4, iPriority );
-    AppendL( item );
-    }
-
-
-CMemSpyEngineActiveObject* CMemSpyEngineActiveObject::NewLC( TAny* aAddress, TAny* aVTable, TInt aPriority, TInt aRSValue, TUint aRSFlags, TAny* aNextAOAddress, TAny* aPrevAOAddress, CMemSpyEngine& aEngine )
-    {
-    CMemSpyEngineActiveObject* self = new(ELeave) CMemSpyEngineActiveObject( aAddress, aVTable, aPriority, aRSValue, aRSFlags, aNextAOAddress, aPrevAOAddress );
-    CleanupStack::PushL( self );
-    self->ConstructL( aEngine );
-    return self;
-    }
-
-
-EXPORT_C TBool CMemSpyEngineActiveObject::IsActive() const
-    {
-    return ( iRequestStatusFlags & CMemSpyEngineActiveObject::EActive );
-    }
-
-
-EXPORT_C TBool CMemSpyEngineActiveObject::IsAddedToScheduler() const
-    {
-    return ( iNextAOAddress != NULL );
-    }
-
-
-EXPORT_C TBool CMemSpyEngineActiveObject::RequestIsPending() const
-    {
-    return ( iRequestStatusFlags & CMemSpyEngineActiveObject::ERequestPending );
-    }
-
-
-EXPORT_C void CMemSpyEngineActiveObject::OutputDataL( CMemSpyEngine& aEngine ) const
-    {
-    _LIT(KMemSpyEngineAOOutputHex, "0x%08x");
-    _LIT(KMemSpyEngineAOOutputDecimal, "%d");
-    _LIT(KMemSpyEngineAOOutputDecimalFixed10, "%10d");
-    _LIT(KMemSpyEngineAOOutputString, "%S");
-    _LIT(KMemSpyEngineAOOutputVTable, "vTable: 0x%08x");
-    //
-    TPtrC yesNoValue( KNullDesC );
-    HBufC* columns = HBufC::NewLC( 1024 );
-    TPtr pColumns( columns->Des() );
-    //
-    pColumns.AppendFormat( KMemSpyEngineAOOutputHex, Address() );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    pColumns.AppendFormat( KMemSpyEngineAOOutputDecimal, Priority() );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    yesNoValue.Set( YesNoValue( IsActive() ) );
-    pColumns.AppendFormat( KMemSpyEngineAOOutputString, &yesNoValue );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    yesNoValue.Set( YesNoValue( RequestIsPending() ) );
-    pColumns.AppendFormat( KMemSpyEngineAOOutputString, &yesNoValue );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    pColumns.AppendFormat( KMemSpyEngineAOOutputDecimalFixed10, RequestStatusValue() );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    pColumns.AppendFormat( KMemSpyEngineAOOutputDecimal, RequestStatusFlags() );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    pColumns.AppendFormat( KMemSpyEngineAOOutputHex, VTable() );
-    pColumns.Append( KMemSpyEngineAOOutputComma );
-    //
-    pColumns.AppendFormat( KMemSpyEngineAOOutputVTable, VTable() );
-    //
-    aEngine.Sink().OutputLineL( pColumns );
-    CleanupStack::PopAndDestroy( columns );
-    }
-
-
-TPtrC CMemSpyEngineActiveObject::YesNoValue( TBool aValue )
-    {
-    _LIT(KYesString, "Yes");
-    _LIT(KNoString, "No");
-    //
-    TPtrC pRet( KNoString );
-    if  ( aValue )
-        {
-        pRet.Set( KYesString );
-        }
-    //
-    return pRet;
-    }
-