memspy/Engine/Source/SysMemTracker/MemSpyEngineHelperSysMemTrackerEntryGlobalData.cpp
changeset 0 a03f92240627
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/memspy/Engine/Source/SysMemTracker/MemSpyEngineHelperSysMemTrackerEntryGlobalData.cpp	Tue Feb 02 01:57:15 2010 +0200
@@ -0,0 +1,285 @@
+/*
+* 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 "MemSpyEngineHelperSysMemTrackerEntryGlobalData.h"
+
+// System includes
+#include <e32base.h>
+#include <badesca.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/memspyengineoutputlist.h>
+#include <memspy/engine/memspyenginehelperchunk.h>
+#include <memspy/engine/memspyengineobjectthread.h>
+#include <memspy/engine/memspyengineobjectprocess.h>
+#include <memspy/engine/memspyengineobjectcontainer.h>
+#include <memspy/engine/memspyenginehelpercodesegment.h>
+#include "MemSpyEngineHelperSysMemTrackerImp.h"
+#include <memspy/engine/memspyenginehelpersysmemtrackercycle.h>
+#include <memspy/engine/memspyenginehelpersysmemtrackerconfig.h>
+
+
+
+
+CMemSpyEngineHelperSysMemTrackerGlobalData::CMemSpyEngineHelperSysMemTrackerGlobalData( CMemSpyEngineHelperSysMemTrackerImp& aTracker )
+:   CMemSpyEngineHelperSysMemTrackerEntry( aTracker, EMemSpyEngineSysMemTrackerTypeGlobalData )
+    {
+    }
+
+
+CMemSpyEngineHelperSysMemTrackerGlobalData::~CMemSpyEngineHelperSysMemTrackerGlobalData()
+    {
+    delete iChunkName;
+    delete iLast;
+    }
+
+
+void CMemSpyEngineHelperSysMemTrackerGlobalData::ConstructL( CMemSpyProcess& aProcess, const TMemSpyDriverChunkInfo& aChunkInfo )
+    {
+    iCurrent = aChunkInfo;
+    //
+    SetProcess( aProcess.Id() );
+    SetHandle( aChunkInfo.iHandle );
+
+    if  ( aChunkInfo.iType == EMemSpyDriverChunkTypeGlobalData )
+        {
+        // Pure global data, unique chunk
+        iLast = new(ELeave) TMemSpyDriverChunkInfo();
+        *iLast = aChunkInfo;
+        }
+    else if ( aChunkInfo.iType == EMemSpyDriverChunkTypeStackAndProcessGlobalData )
+        {
+        // Mostly stack, possibly some global data too. Get the global data size from
+        // the code seg associated with the process.
+        CMemSpyEngineCodeSegList* codeSegs = Engine().HelperCodeSegment().CodeSegmentListL( aProcess.Id() );
+        CleanupStack::PushL( codeSegs );
+
+        // We're looking for the process codesegment...
+        TFileName* fileName = new(ELeave) TFileName();
+        CleanupStack::PushL( fileName );
+        aProcess.GetFileName( *fileName );
+        const TInt pos = codeSegs->IndexByName( *fileName );
+        CleanupStack::PopAndDestroy( fileName );
+
+        // Get total data size
+        if  ( pos >= 0 )
+            {
+            const CMemSpyEngineCodeSegEntry& entry = codeSegs->At( pos );
+            const TCodeSegCreateInfo& createInfo = entry.CreateInfo();
+            iCurrent.iSize = Engine().Driver().RoundToPageSize( createInfo.iTotalDataSize );
+            
+            // If there is no data, then we don't want an entry in the list, so bail out.
+            if  ( iCurrent.iSize == 0 )
+                {
+                User::Leave( KErrNotSupported );
+                }
+            }
+
+        CleanupStack::PopAndDestroy( codeSegs );
+        }
+
+    iChunkName = aChunkInfo.iName.AllocL();
+    }
+
+
+CMemSpyEngineHelperSysMemTrackerGlobalData* CMemSpyEngineHelperSysMemTrackerGlobalData::NewLC( CMemSpyEngineHelperSysMemTrackerImp& aTracker, CMemSpyProcess& aProcess, const TMemSpyDriverChunkInfo& aChunkInfo )
+    {
+    CMemSpyEngineHelperSysMemTrackerGlobalData* self = new(ELeave) CMemSpyEngineHelperSysMemTrackerGlobalData( aTracker );
+    CleanupStack::PushL( self );
+    self->ConstructL( aProcess, aChunkInfo );
+    return self;
+    }
+
+
+void CMemSpyEngineHelperSysMemTrackerGlobalData::UpdateFromL( const CMemSpyEngineHelperSysMemTrackerEntry& aEntry )
+    {
+    const CMemSpyEngineHelperSysMemTrackerGlobalData& entry = static_cast< const CMemSpyEngineHelperSysMemTrackerGlobalData& >( aEntry );
+    __ASSERT_ALWAYS( entry.IsProcessGlobalData() == IsProcessGlobalData(), User::Panic(_L("MemSpySysMemT"), __LINE__ ) );
+   
+    if  ( !IsProcessGlobalData() )
+        {
+        // Update state
+        *iLast = iCurrent;
+        iCurrent = entry.iCurrent;
+        }
+    }
+
+
+TBool CMemSpyEngineHelperSysMemTrackerGlobalData::HasChangedL( const TMemSpyEngineHelperSysMemTrackerConfig& /*aConfig*/ ) const
+    {
+    TBool hasChanged = EFalse;
+    //
+    if  ( !IsProcessGlobalData() )
+        {
+        hasChanged = ( iCurrent.iSize != iLast->iSize );
+        }
+    //
+    return hasChanged;
+    }
+
+
+void CMemSpyEngineHelperSysMemTrackerGlobalData::CreateChangeDescriptorL( CMemSpyEngineHelperSysMemTrackerCycle& aCycle )
+    {
+    CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData* changeDescriptor = CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData::NewLC( Attributes(), *iChunkName, iCurrent, IsNew() ? NULL : iLast );
+    aCycle.AddAndPopL( changeDescriptor );
+    }
+
+
+void CMemSpyEngineHelperSysMemTrackerGlobalData::UpdateCycleStatistics( CMemSpyEngineHelperSysMemTrackerCycle& aCycle )
+    {
+    const TInt size = CurrentGlobalDataSize();
+    aCycle.AddToMemoryUsed( size );
+    }
+
+
+TBool CMemSpyEngineHelperSysMemTrackerGlobalData::IsProcessGlobalData() const
+    {
+    return ( iLast == NULL );
+    }
+
+
+TInt CMemSpyEngineHelperSysMemTrackerGlobalData::CurrentGlobalDataSize() const
+    {
+    const TInt size = iCurrent.iSize;
+    return size;
+    }
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
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+
+
+
+CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData::CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData( TUint8 aAttribs, const TMemSpyDriverChunkInfoWithoutName& aCurrent )
+:   CMemSpyEngineHelperSysMemTrackerCycleChange( aAttribs ), iCurrent( aCurrent )
+    {
+    }
+
+
+CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData::~CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData()
+    {
+    delete iLast;
+    delete iChunkName;
+    }
+
+
+void CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData::ConstructL( const TDesC& aChunkName, const TMemSpyDriverChunkInfoWithoutName* aLast )
+    {
+    BaseConstructL();
+
+    // Save the thread name
+    iChunkName = aChunkName.AllocL();
+
+    // Save last heap data (if available)
+    if  ( aLast )
+        {
+        iLast = new (ELeave) TMemSpyDriverChunkInfoWithoutName();
+        *iLast = *aLast;
+        }
+    }
+
+
+CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData* CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData::NewLC( TUint8 aAttribs, const TDesC& aChunkName, const TMemSpyDriverChunkInfoWithoutName& aCurrent, const TMemSpyDriverChunkInfoWithoutName* aLast )
+    {
+    CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData* self = new(ELeave) CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData( aAttribs, aCurrent );
+    CleanupStack::PushL( self );
+    self->ConstructL( aChunkName, aLast );
+    return self;
+    }
+
+
+TMemSpyEngineSysMemTrackerType CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData::Type() const
+    {
+    return EMemSpyEngineSysMemTrackerTypeGlobalData;
+    }
+   
+
+void CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData::OutputHeaderL( CMemSpyEngineOutputSink& aSink, CMemSpyEngineHelperSysMemTrackerCycle& /*aCycle*/ )
+    {
+    _LIT( KHeaderGlobalData, "Type, Process, Chunk, Handle, Base Addr, Size, Max Size, Attribs");
+    aSink.OutputLineL( KHeaderGlobalData );
+    }
+ 
+
+void CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData::OutputContentL( CMemSpyEngineOutputSink& aSink, CMemSpyEngineHelperSysMemTrackerCycle& /*aCycle*/ )
+    {
+    _LIT( KFormat, "%S,%S,%S,0x%08x,0x%08x,%d,%d,%S" );
+    //
+    TMemSpySWMTTypeName type;;
+    FormatType( type );
+    //
+    TBuf<20> attribs;
+    FormatAttributes( attribs );
+    //
+    HBufC* buf = HBufC::NewLC( 1024 );
+    TPtr pBuf(buf->Des());
+
+    // Try to get associated process name
+    TPtrC pProcessName( KNullDesC );
+    CMemSpyEngine& engine = aSink.Engine();
+    const TInt procIndex = engine.Container().ProcessIndexById( iCurrent.iOwnerId );
+    if  ( procIndex >= 0 )
+        {
+        CMemSpyProcess& process = engine.Container().At( procIndex );
+        pProcessName.Set( process.Name() );
+        }
+
+    // Now output line
+    pBuf.Format( KFormat, 
+                 &type,
+                 &pProcessName, 
+                 iChunkName,
+                 iCurrent.iHandle,
+                 iCurrent.iBaseAddress,
+                 iCurrent.iSize,
+                 iCurrent.iMaxSize,
+                 &attribs
+                 );
+
+    aSink.OutputLineL( pBuf );
+    CleanupStack::PopAndDestroy( buf );
+    }
+
+
+void CMemSpyEngineHelperSysMemTrackerCycleChangeGlobalData::OutputDataL( CMemSpyEngineOutputSink& aSink, CMemSpyEngineHelperSysMemTrackerCycle& /*aCycle*/ )
+    {
+    CMemSpyEngine& engine = aSink.Engine();
+    }
+