memspy/Engine/Source/SysMemTracker/MemSpyEngineHelperSysMemTrackerEntryDiskSpace.cpp
changeset 0 a03f92240627
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     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 #include "MemSpyEngineHelperSysMemTrackerEntryDiskSpace.h"
       
    19 
       
    20 // System includes
       
    21 #include <e32base.h>
       
    22 #include <badesca.h>
       
    23 
       
    24 // Driver includes
       
    25 #include <memspy/driver/memspydriverclient.h>
       
    26 
       
    27 // User includes
       
    28 #include <memspy/engine/memspyengine.h>
       
    29 #include <memspy/engine/memspyengineutils.h>
       
    30 #include <memspy/engine/memspyengineoutputsink.h>
       
    31 #include <memspy/engine/memspyengineoutputlist.h>
       
    32 #include <memspy/engine/memspyengineobjectthread.h>
       
    33 #include <memspy/engine/memspyengineobjectprocess.h>
       
    34 #include <memspy/engine/memspyengineobjectcontainer.h>
       
    35 #include <memspy/engine/memspyenginehelpercodesegment.h>
       
    36 #include "MemSpyEngineHelperSysMemTrackerImp.h"
       
    37 #include <memspy/engine/memspyenginehelpersysmemtrackercycle.h>
       
    38 #include <memspy/engine/memspyenginehelpersysmemtrackerconfig.h>
       
    39 
       
    40 
       
    41 CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::CMemSpyEngineHelperSysMemTrackerEntryDiskSpace( CMemSpyEngineHelperSysMemTrackerImp& aTracker, TDriveNumber aDrive )
       
    42 :   CMemSpyEngineHelperSysMemTrackerEntry( aTracker, EMemSpyEngineSysMemTrackerTypeDiskSpace ), iDrive( aDrive )
       
    43     {
       
    44     }
       
    45 
       
    46 
       
    47 CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::~CMemSpyEngineHelperSysMemTrackerEntryDiskSpace()
       
    48     {
       
    49     }
       
    50 
       
    51 
       
    52 void CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::ConstructL()
       
    53     {
       
    54     UpdateVolumeInfoL( iCurrent );
       
    55     iLast = iCurrent;
       
    56     }
       
    57 
       
    58 
       
    59 CMemSpyEngineHelperSysMemTrackerEntryDiskSpace* CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::NewLC( CMemSpyEngineHelperSysMemTrackerImp& aTracker, TDriveNumber aDrive )
       
    60     {
       
    61     CMemSpyEngineHelperSysMemTrackerEntryDiskSpace* self = new(ELeave) CMemSpyEngineHelperSysMemTrackerEntryDiskSpace( aTracker, aDrive );
       
    62     CleanupStack::PushL( self );
       
    63     self->ConstructL();
       
    64     return self;
       
    65     }
       
    66 
       
    67 
       
    68 TUint64 CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::Key() const
       
    69     {
       
    70     const TUint32 val = ( Type() << 28 );
       
    71     TUint64 ret = val;
       
    72     ret <<= 32;
       
    73     ret += iDrive;
       
    74     return ret;
       
    75     }
       
    76 
       
    77 
       
    78 void CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::CreateChangeDescriptorL( CMemSpyEngineHelperSysMemTrackerCycle& aCycle )
       
    79     {
       
    80     CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace* changeDescriptor = CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::NewLC( Attributes(), iDrive, iCurrent, IsNew() ? NULL : &iLast );
       
    81     aCycle.AddAndPopL( changeDescriptor );
       
    82     }
       
    83 
       
    84 
       
    85 TBool CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::HasChangedL( const TMemSpyEngineHelperSysMemTrackerConfig& /*aConfig*/ ) const
       
    86     {
       
    87     const TBool hasChanged = ( iCurrent.iFree != iLast.iFree ) || ( iCurrent.iSize != iLast.iSize );
       
    88     TRACE( RDebug::Print( _L("CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::HasChangedL() - drive: %C:\\, iCurrent.iSize: %Ld, iLast.iSize: %Ld, iCurrent.iFree: %Ld, iLast.iFree: %Ld"), iDrive + 'A', iCurrent.iSize, iLast.iSize, iCurrent.iFree, iLast.iFree ) ); 
       
    89     return hasChanged;
       
    90     }
       
    91 
       
    92 
       
    93 void CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::UpdateFromL( const CMemSpyEngineHelperSysMemTrackerEntry& aEntry )
       
    94     {
       
    95     const CMemSpyEngineHelperSysMemTrackerEntryDiskSpace& entry = static_cast< const CMemSpyEngineHelperSysMemTrackerEntryDiskSpace& >( aEntry );
       
    96 
       
    97     TRACE( RDebug::Print( _L("CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::UpdateFromL() - START - drive: %C:\\, iCurrent.iSize: %Ld, iLast.iSize: %Ld, iCurrent.iFree: %Ld, iLast.iFree: %Ld"), iDrive + 'A', iCurrent.iSize, iLast.iSize, iCurrent.iFree, iLast.iFree ) ); 
       
    98   
       
    99     // Update state
       
   100     iLast = iCurrent;
       
   101     iCurrent = entry.iCurrent;
       
   102 
       
   103     TRACE( RDebug::Print( _L("CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::UpdateFromL() - END - drive: %C:\\, iCurrent.iSize: %Ld, iLast.iSize: %Ld, iCurrent.iFree: %Ld, iLast.iFree: %Ld"), iDrive + 'A', iCurrent.iSize, iLast.iSize, iCurrent.iFree, iLast.iFree ) ); 
       
   104     }
       
   105 
       
   106 
       
   107 void CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::UpdateVolumeInfoL( TVolumeInfo& aInfo )
       
   108     {
       
   109     RFs& fsSession = Engine().FsSession();
       
   110     User::LeaveIfError( fsSession.Volume( aInfo, iDrive ) );
       
   111     TRACE( RDebug::Print( _L("CMemSpyEngineHelperSysMemTrackerEntryDiskSpace::UpdateVolumeInfoL() - drive: %C:\\, aInfo.iSize: %Ld, aInfo.iFree: %Ld"), iDrive + 'A', iCurrent.iSize, iLast.iSize, iCurrent.iFree, iLast.iFree ) ); 
       
   112     }
       
   113 
       
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   139 
       
   140 CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace( TUint8 aAttribs, TDriveNumber aDrive )
       
   141 :   CMemSpyEngineHelperSysMemTrackerCycleChange( aAttribs ), iDrive( aDrive )
       
   142     {
       
   143     }
       
   144 
       
   145 
       
   146 CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::~CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace()
       
   147     {
       
   148     delete iName;
       
   149     }
       
   150 
       
   151 
       
   152 void CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::ConstructL( const TVolumeInfo& aCurrent, const TVolumeInfo* /*aLast*/ )
       
   153     {
       
   154     BaseConstructL();
       
   155 
       
   156     // Format drive letter
       
   157     _LIT( KDriveFormatSpec, "EDrive%c" );
       
   158     TChar driveChar( 'A' + iDrive );
       
   159     iDriveName.Format( KDriveFormatSpec, (TInt) driveChar );
       
   160 
       
   161     iName = aCurrent.iName.AllocL();
       
   162     iUniqueID = aCurrent.iUniqueID;
       
   163     iSize = aCurrent.iSize;
       
   164     iFree = aCurrent.iFree;
       
   165     }
       
   166 
       
   167 
       
   168 CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace* CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::NewLC( TUint8 aAttribs, TDriveNumber aDrive, const TVolumeInfo& aCurrent, const TVolumeInfo* aLast )
       
   169     {
       
   170     CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace* self = new(ELeave) CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace( aAttribs, aDrive );
       
   171     CleanupStack::PushL( self );
       
   172     self->ConstructL( aCurrent, aLast );
       
   173     return self;
       
   174     }
       
   175 
       
   176 
       
   177 TMemSpyEngineSysMemTrackerType CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::Type() const
       
   178     {
       
   179     return EMemSpyEngineSysMemTrackerTypeDiskSpace;
       
   180     }
       
   181    
       
   182 
       
   183 void CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::OutputHeaderL( CMemSpyEngineOutputSink& aSink, CMemSpyEngineHelperSysMemTrackerCycle& /*aCycle*/ )
       
   184     {
       
   185     _LIT( KHeaderLine, "Type, Drive Name, Drive Number, Size, Free, UID, Volume Name, Attribs");
       
   186     aSink.OutputLineL( KHeaderLine );
       
   187     }
       
   188  
       
   189 
       
   190 void CMemSpyEngineHelperSysMemTrackerCycleChangeDiskSpace::OutputContentL( CMemSpyEngineOutputSink& aSink, CMemSpyEngineHelperSysMemTrackerCycle& /*aCycle*/ )
       
   191     {
       
   192     _LIT( KFormat, "%S,%S,%1d,%ld,%ld,%8x,%S,%S" );
       
   193     //
       
   194     TMemSpySWMTTypeName type;;
       
   195     FormatType( type );
       
   196     //
       
   197     TBuf<20> attribs;
       
   198     FormatAttributes( attribs );
       
   199     //
       
   200     HBufC* buf = HBufC::NewLC( 1024 );
       
   201     TPtr pBuf( buf->Des() );
       
   202 
       
   203     // Now output line
       
   204     pBuf.Format( KFormat,
       
   205                  &type,
       
   206                  &iDriveName,
       
   207                  iDrive,
       
   208                  iSize,
       
   209                  iFree,
       
   210                  iUniqueID,
       
   211                  iName,
       
   212                  &attribs
       
   213                  );
       
   214 
       
   215     aSink.OutputLineL( pBuf );
       
   216     CleanupStack::PopAndDestroy( buf );
       
   217     }
       
   218 
       
   219