filemanager/src/fmbkupengine/src/CMMCScBkupArchiveDataManager.cpp
branchRCL_3
changeset 39 65326cf895ed
parent 38 491b3ed49290
child 42 f5c50b8af68c
equal deleted inserted replaced
38:491b3ed49290 39:65326cf895ed
     1 /*
       
     2 * Copyright (c) 2005 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: CMMCScBkupArchiveDataManager Implementation
       
    15 *
       
    16 *
       
    17 */
       
    18 
       
    19 #include "CMMCScBkupArchiveDataManager.h"
       
    20 
       
    21 // System includes
       
    22 #include <ezcompressor.h>
       
    23 #include <ezdecompressor.h>
       
    24 
       
    25 // User includes
       
    26 #include "MMCScBkupLogger.h"
       
    27 #include "RMMCScBkupArchiveStreams.h"
       
    28 #include "MMCScBkupOperations.h"
       
    29 
       
    30 
       
    31 
       
    32 // ========================= MEMBER FUNCTIONS ================================
       
    33 
       
    34 // ---------------------------------------------------------------------------
       
    35 // CMMCScBkupArchiveDataManager::CMMCScBkupArchiveDataManager()
       
    36 // 
       
    37 // C++ constructor.
       
    38 // ---------------------------------------------------------------------------
       
    39 CMMCScBkupArchiveDataManager::CMMCScBkupArchiveDataManager( RFs& aFsSession, RFile64& aFile, MMMCScBkupProgressObserver& aProgressManager )
       
    40 :   CActive( CActive::EPriorityIdle ), iFsSession( aFsSession ), iFile( aFile ), iProgressManager( aProgressManager )
       
    41     {
       
    42     __LOG1("CMMCScBkupArchiveDataManager::CMMCScBkupArchiveDataManager() - START - aFile: 0x%08x", aFile.SubSessionHandle() );
       
    43     CActiveScheduler::Add(this);
       
    44     }
       
    45 
       
    46 
       
    47 // ---------------------------------------------------------------------------
       
    48 // CMMCScBkupArchiveDataManager::~CMMCScBkupArchiveDataManager()
       
    49 // 
       
    50 // Destructor.
       
    51 // ---------------------------------------------------------------------------
       
    52 CMMCScBkupArchiveDataManager::~CMMCScBkupArchiveDataManager()
       
    53     {
       
    54     Cancel();
       
    55     //
       
    56     iWriteStream.Close();
       
    57     //
       
    58     delete iCompressor;
       
    59     delete iDecompressor;
       
    60     delete iBufferManager;
       
    61     }
       
    62 
       
    63 
       
    64 // ---------------------------------------------------------------------------
       
    65 // CMMCScBkupArchiveDataManager::ConstructL()
       
    66 // 
       
    67 // 
       
    68 // ---------------------------------------------------------------------------
       
    69 void CMMCScBkupArchiveDataManager::ConstructL()
       
    70     {
       
    71     TInt64 size = 0;
       
    72     User::LeaveIfError( iFile.Size( size ) );
       
    73     //
       
    74     iOverallArchiveVectorInfo.SetOffset( 0 );
       
    75     iOverallArchiveVectorInfo.SetLength( size );
       
    76     }
       
    77 
       
    78 
       
    79 // ---------------------------------------------------------------------------
       
    80 // CMMCScBkupArchiveDataManager::NewL()
       
    81 // 
       
    82 // 
       
    83 // ---------------------------------------------------------------------------
       
    84 CMMCScBkupArchiveDataManager* CMMCScBkupArchiveDataManager::NewL( RFs& aFsSession, RFile64& aFile, MMMCScBkupProgressObserver& aProgressManager )
       
    85     {
       
    86     CMMCScBkupArchiveDataManager* self = new(ELeave) CMMCScBkupArchiveDataManager( aFsSession, aFile, aProgressManager );
       
    87     CleanupStack::PushL(self);
       
    88     self->ConstructL();
       
    89     CleanupStack::Pop(self);
       
    90     return self;
       
    91     }
       
    92 
       
    93 
       
    94 // ---------------------------------------------------------------------------
       
    95 // CMMCScBkupArchiveDataManager::CurrentOffsetL()
       
    96 // 
       
    97 // 
       
    98 // ---------------------------------------------------------------------------
       
    99 TInt CMMCScBkupArchiveDataManager::CurrentOffsetL() const
       
   100     {
       
   101     TInt offset = CurrentOffset();
       
   102     User::LeaveIfError(offset);
       
   103     return offset;
       
   104     }
       
   105 
       
   106 
       
   107 // ---------------------------------------------------------------------------
       
   108 // CMMCScBkupArchiveDataManager::CurrentOffset()
       
   109 // 
       
   110 // 
       
   111 // ---------------------------------------------------------------------------
       
   112 TInt CMMCScBkupArchiveDataManager::CurrentOffset() const
       
   113     {
       
   114     TInt64 offsetOrError = 0;
       
   115     TInt error = iFile.Seek( ESeekCurrent, offsetOrError );
       
   116     //
       
   117     if  (error != KErrNone)
       
   118         {
       
   119         offsetOrError = error;
       
   120         }
       
   121     //
       
   122     return offsetOrError;
       
   123     }
       
   124 
       
   125 
       
   126 // ---------------------------------------------------------------------------
       
   127 // CMMCScBkupArchiveDataManager::SetCurrentVector()
       
   128 // 
       
   129 // 
       
   130 // ---------------------------------------------------------------------------
       
   131 void CMMCScBkupArchiveDataManager::SetCurrentVector( const TMMCScBkupArchiveVector& aVector )
       
   132     {
       
   133     iCurrentVectorInfo = aVector;
       
   134     }
       
   135 
       
   136 
       
   137 // ---------------------------------------------------------------------------
       
   138 // CMMCScBkupArchiveDataManager::ADIFsSession()
       
   139 // 
       
   140 // 
       
   141 // ---------------------------------------------------------------------------
       
   142 RFs& CMMCScBkupArchiveDataManager::ADIFsSession() const
       
   143     {
       
   144     return iFsSession;
       
   145     }
       
   146 
       
   147 
       
   148 // ---------------------------------------------------------------------------
       
   149 // CMMCScBkupArchiveDataManager::ADIRawArchiveFile()
       
   150 // 
       
   151 // 
       
   152 // ---------------------------------------------------------------------------
       
   153 RFile64& CMMCScBkupArchiveDataManager::ADIRawArchiveFile() const
       
   154     {
       
   155     return iFile;
       
   156     }
       
   157 
       
   158 
       
   159 // ---------------------------------------------------------------------------
       
   160 // CMMCScBkupArchiveDataManager::ADICurrentArchiveVectorInfo()
       
   161 // 
       
   162 // 
       
   163 // ---------------------------------------------------------------------------
       
   164 const TMMCScBkupArchiveVector& CMMCScBkupArchiveDataManager::ADICurrentArchiveVectorInfo() const
       
   165     {
       
   166     return iCurrentVectorInfo;
       
   167     }
       
   168 
       
   169 
       
   170 // ---------------------------------------------------------------------------
       
   171 // CMMCScBkupArchiveDataManager::ADIOverallArchiveVectorInfo()
       
   172 // 
       
   173 // 
       
   174 // ---------------------------------------------------------------------------
       
   175 const TMMCScBkupArchiveVector& CMMCScBkupArchiveDataManager::ADIOverallArchiveVectorInfo() const
       
   176     {
       
   177     return iOverallArchiveVectorInfo;
       
   178     }
       
   179 
       
   180 
       
   181 // ---------------------------------------------------------------------------
       
   182 // CMMCScBkupArchiveDataManager::ADIWriteStreamUncompressedLC()
       
   183 // 
       
   184 // 
       
   185 // ---------------------------------------------------------------------------
       
   186 RWriteStream& CMMCScBkupArchiveDataManager::ADIWriteStreamUncompressedLC( TInt aPos )
       
   187     {
       
   188     __LOG1("CMMCScBkupArchiveDataManager::ADIWriteStreamUncompressedLC() - START - aPos: %d", aPos );
       
   189     //
       
   190     __ASSERT_ALWAYS( !iWriteStream.IsOpen(), User::Invariant() );
       
   191     TInt offset = aPos;
       
   192     if  (offset == KMMCScBkupArchiveWriteStreamCurrentPos)
       
   193         {
       
   194         offset = CurrentOffsetL();
       
   195         __LOG1("CMMCScBkupArchiveDataManager::ADIWriteStreamUncompressedLC() - current offset is: %d", offset );
       
   196         }
       
   197     //
       
   198     iWriteStream.OpenLC(*this, iFile, offset);
       
   199 
       
   200     __LOG("CMMCScBkupArchiveDataManager::ADIWriteStreamUncompressedLC() - END - stream opened and pushed");
       
   201 
       
   202     iCurrentVectorInfo.Reset();
       
   203     return iWriteStream;
       
   204     }
       
   205   
       
   206 
       
   207 // ---------------------------------------------------------------------------
       
   208 // CMMCScBkupArchiveDataManager::ADIReadStreamUncompressedLC()
       
   209 // 
       
   210 // 
       
   211 // ---------------------------------------------------------------------------
       
   212 RReadStream& CMMCScBkupArchiveDataManager::ADIReadStreamUncompressedLC( TInt aPos )
       
   213     {
       
   214     __ASSERT_ALWAYS( !iReadStream.IsOpen(), User::Invariant() );
       
   215     TInt offset = aPos;
       
   216     if  (offset == KMMCScBkupArchiveReadStreamCurrentPos)
       
   217         {
       
   218         offset = CurrentOffsetL();
       
   219         }
       
   220     //
       
   221     iReadStream.OpenLC(*this, iFile, offset);
       
   222     iCurrentVectorInfo.Reset();
       
   223     return iReadStream;
       
   224     }
       
   225 
       
   226 
       
   227 // ---------------------------------------------------------------------------
       
   228 // CMMCScBkupArchiveDataManager::ADIWriteL()
       
   229 // 
       
   230 // 
       
   231 // ---------------------------------------------------------------------------
       
   232 const TMMCScBkupArchiveVector& CMMCScBkupArchiveDataManager::ADIWriteL( const TDesC8& aData )
       
   233     {
       
   234     const TInt offset = CurrentOffsetL();
       
   235     const TInt error = iFile.Write( aData );
       
   236     User::LeaveIfError(error);
       
   237     
       
   238 #ifdef RD_FILE_MANAGER_BACKUP
       
   239     CalculateCrc(aData.Ptr(), aData.Length());
       
   240 #endif
       
   241     //
       
   242     iCurrentVectorInfo.SetOffset( offset );
       
   243     iCurrentVectorInfo.SetLength( aData.Length() );
       
   244     //
       
   245     return iCurrentVectorInfo;
       
   246     }
       
   247 
       
   248 
       
   249 // ---------------------------------------------------------------------------
       
   250 // CMMCScBkupArchiveDataManager::ADIReadL()
       
   251 // 
       
   252 // 
       
   253 // ---------------------------------------------------------------------------
       
   254 const TMMCScBkupArchiveVector& CMMCScBkupArchiveDataManager::ADIReadL( TDes8& aSink, const TMMCScBkupArchiveVector& aInfo )
       
   255     {
       
   256     TMMCScBkupArchiveVector readInfo(aInfo);
       
   257 
       
   258     // Read straight into aSink.
       
   259     const TInt maxLength = aSink.MaxLength();
       
   260     if  (aInfo.Length() > maxLength)
       
   261         {
       
   262         readInfo.SetLength( maxLength );
       
   263         }
       
   264 
       
   265     aSink.Zero();
       
   266     const TInt error = iFile.Read( static_cast<TInt64>(readInfo.Offset()), aSink, readInfo.Length() );
       
   267     User::LeaveIfError( error );
       
   268     //
       
   269     iCurrentVectorInfo.SetOffset( readInfo.Offset() );
       
   270     iCurrentVectorInfo.SetLength( aSink.Length() );
       
   271     //
       
   272     return iCurrentVectorInfo;
       
   273     }
       
   274 
       
   275 
       
   276 // ---------------------------------------------------------------------------
       
   277 // CMMCScBkupArchiveDataManager::ADIWriteFileL()
       
   278 // 
       
   279 // 
       
   280 // ---------------------------------------------------------------------------
       
   281 void CMMCScBkupArchiveDataManager::ADIWriteFileL( const TDesC& aSourceFileName, TRequestStatus& aStatus )
       
   282     {
       
   283     __LOG1("CMMCScBkupArchiveDataManager::ADIWriteFileL() - START - file: %S", &aSourceFileName);
       
   284 
       
   285     if  (!iBufferManager || iBufferManager->Type() != CMMCScBkupBufferManagerBase::ETypeFileToArchive)
       
   286         {
       
   287         CMMCScBkupBufferManagerBase* bm = 
       
   288             CMMCScBkupBufferManagerBase::NewByTypeL(
       
   289                     CMMCScBkupBufferManagerBase::ETypeFileToArchive, 
       
   290                     iProgressManager,
       
   291                     *this, 
       
   292                     (TAny*) &aSourceFileName);
       
   293         //
       
   294         delete iBufferManager;
       
   295         iBufferManager = bm;
       
   296         }
       
   297     else
       
   298         {
       
   299         iBufferManager->InitializeL( (TAny*) &aSourceFileName );
       
   300         }
       
   301 
       
   302     // Setup our observer & op
       
   303     SetOperation(EOperationCompressing);
       
   304     SetObserver(aStatus);
       
   305 
       
   306     // Compressing aData to the archive file
       
   307     EnsureCompressorExistsL(*iBufferManager);
       
   308 
       
   309     // Do the compression asynchronously
       
   310     CompleteSelf();
       
   311 
       
   312     __LOG("CMMCScBkupArchiveDataManager::ADIWriteFileL() - END");
       
   313     }
       
   314  
       
   315 
       
   316 // ---------------------------------------------------------------------------
       
   317 // CMMCScBkupArchiveDataManager::ADIReadFileL()
       
   318 // 
       
   319 // 
       
   320 // ---------------------------------------------------------------------------
       
   321 void CMMCScBkupArchiveDataManager::ADIReadFileL( const TDesC& aDestinationFileName, const TMMCScBkupArchiveVector& aInfo, TRequestStatus& aStatus )
       
   322     {
       
   323     __LOG3("CMMCScBkupArchiveDataManager::ADIReadFileL() - START - file: %S, offset: %8d, length: %8d", &aDestinationFileName, aInfo.Offset(), aInfo.Length());
       
   324 
       
   325     if  (!iBufferManager || iBufferManager->Type() != CMMCScBkupBufferManagerBase::ETypeArchiveToFile)
       
   326         {
       
   327         CMMCScBkupBufferManagerBase* bm = 
       
   328             CMMCScBkupBufferManagerBase::NewByTypeL(
       
   329                     CMMCScBkupBufferManagerBase::ETypeArchiveToFile, 
       
   330                     iProgressManager,
       
   331                     *this, 
       
   332                     (TAny*) &aDestinationFileName,
       
   333                     (TAny*) &aInfo );
       
   334         //
       
   335         delete iBufferManager;
       
   336         iBufferManager = bm;
       
   337         }
       
   338     else
       
   339         {
       
   340         iBufferManager->InitializeL( (TAny*) &aDestinationFileName, (TAny*) &aInfo );
       
   341         }
       
   342 
       
   343     // Setup our observer & op
       
   344     SetOperation(EOperationDecompressing);
       
   345     SetObserver(aStatus);
       
   346 
       
   347     // Compressing aData to the archive file
       
   348     EnsureDecompressorExistsL(*iBufferManager);
       
   349 
       
   350     // Do the compression asynchronously
       
   351     CompleteSelf();
       
   352 
       
   353     __LOG("CMMCScBkupArchiveDataManager::ADIReadFileL() - END");
       
   354     }
       
   355 
       
   356 
       
   357 // ---------------------------------------------------------------------------
       
   358 // CMMCScBkupArchiveDataManager::ADIWriteCompressedL()
       
   359 // 
       
   360 // 
       
   361 // ---------------------------------------------------------------------------
       
   362 void CMMCScBkupArchiveDataManager::ADIWriteCompressedL( const TDesC8& aData, TRequestStatus& aStatus )
       
   363     {
       
   364     if  (!iBufferManager || iBufferManager->Type() != CMMCScBkupBufferManagerBase::ETypeDescriptorToArchive)
       
   365         {
       
   366         CMMCScBkupBufferManagerBase* bm = 
       
   367             CMMCScBkupBufferManagerBase::NewByTypeL(
       
   368                     CMMCScBkupBufferManagerBase::ETypeDescriptorToArchive, 
       
   369                     iProgressManager,
       
   370                     *this, 
       
   371                     (TAny*) &aData );
       
   372         //
       
   373         delete iBufferManager;
       
   374         iBufferManager = bm;
       
   375         }
       
   376     else
       
   377         {
       
   378         iBufferManager->InitializeL( (TAny*) &aData );
       
   379         }
       
   380 
       
   381     // Setup our observer & op
       
   382     SetOperation(EOperationCompressing);
       
   383     SetObserver(aStatus);
       
   384 
       
   385     // Compressing aData to the archive file
       
   386     EnsureCompressorExistsL(*iBufferManager);
       
   387 
       
   388     // Do the compression asynchronously
       
   389     CompleteSelf();
       
   390     }
       
   391 
       
   392 
       
   393 // ---------------------------------------------------------------------------
       
   394 // CMMCScBkupArchiveDataManager::ADIReadDecompressedL()
       
   395 // 
       
   396 // 
       
   397 // ---------------------------------------------------------------------------
       
   398 void CMMCScBkupArchiveDataManager::ADIReadDecompressedL( TDes8& aSink, const TMMCScBkupArchiveVector& aInfo, TRequestStatus& aStatus )
       
   399     {
       
   400     if  (!iBufferManager || iBufferManager->Type() != CMMCScBkupBufferManagerBase::ETypeArchiveToDescriptor)
       
   401         {
       
   402         CMMCScBkupBufferManagerBase* bm = 
       
   403             CMMCScBkupBufferManagerBase::NewByTypeL(
       
   404                     CMMCScBkupBufferManagerBase::ETypeArchiveToDescriptor, 
       
   405                     iProgressManager,
       
   406                     *this, 
       
   407                     (TAny*) &aSink,
       
   408                     (TAny*) &aInfo  );
       
   409         //
       
   410         delete iBufferManager;
       
   411         iBufferManager = bm;
       
   412         }
       
   413     else
       
   414         {
       
   415         iBufferManager->InitializeL( (TAny*) &aSink, (TAny*) &aInfo );
       
   416         }
       
   417 
       
   418     // Setup our observer & op
       
   419     SetOperation(EOperationDecompressing);
       
   420     SetObserver(aStatus);
       
   421 
       
   422     // Compressing aData to the archive file
       
   423     EnsureDecompressorExistsL(*iBufferManager);
       
   424 
       
   425     // Do the compression asynchronously
       
   426     CompleteSelf();
       
   427     }
       
   428 
       
   429 
       
   430 // ---------------------------------------------------------------------------
       
   431 // CMMCScBkupArchiveDataManager::ADIAsynchronousCancel()
       
   432 // 
       
   433 // 
       
   434 // ---------------------------------------------------------------------------
       
   435 void CMMCScBkupArchiveDataManager::ADIAsynchronousCancel()
       
   436     {
       
   437     Cancel();
       
   438     }
       
   439 
       
   440 
       
   441 // ---------------------------------------------------------------------------
       
   442 // CMMCScBkupArchiveDataManager::ADIResetResources()
       
   443 // 
       
   444 // 
       
   445 // ---------------------------------------------------------------------------
       
   446 void CMMCScBkupArchiveDataManager::ADIResetResources(TMMCScBkupOperationType /* aType */)
       
   447     {
       
   448     __LOG("CMMCScBkupArchiveDataManager::ADIResetResources()");
       
   449     
       
   450     delete iCompressor;
       
   451     iCompressor = NULL;
       
   452     delete iDecompressor;
       
   453     iDecompressor = NULL;
       
   454     delete iBufferManager;
       
   455     iBufferManager = NULL;
       
   456     }
       
   457 
       
   458 
       
   459 // ---------------------------------------------------------------------------
       
   460 // CMMCScBkupArchiveDataManager::EnsureCompressorExistsL()
       
   461 // 
       
   462 // 
       
   463 // ---------------------------------------------------------------------------
       
   464 void CMMCScBkupArchiveDataManager::EnsureCompressorExistsL( MEZBufferManager& aBufferManager )
       
   465     {
       
   466     delete iDecompressor;
       
   467     iDecompressor = NULL;
       
   468     //
       
   469     if  (iCompressor == NULL)
       
   470         {
       
   471         iCompressor = CEZCompressor::NewL( aBufferManager );
       
   472         }
       
   473     else
       
   474         {
       
   475         iCompressor->ResetL(aBufferManager);
       
   476         }
       
   477     }
       
   478 
       
   479 
       
   480 // ---------------------------------------------------------------------------
       
   481 // CMMCScBkupArchiveDataManager::EnsureDecompressorExistsL()
       
   482 // 
       
   483 // 
       
   484 // ---------------------------------------------------------------------------
       
   485 void CMMCScBkupArchiveDataManager::EnsureDecompressorExistsL( MEZBufferManager& aBufferManager )
       
   486     {
       
   487     delete iCompressor;
       
   488     iCompressor = NULL;
       
   489     //
       
   490     if  (iDecompressor == NULL)
       
   491         {
       
   492         iDecompressor = CEZDecompressor::NewL( aBufferManager );
       
   493         }
       
   494     else
       
   495         {
       
   496         iDecompressor->ResetL(aBufferManager);
       
   497         }
       
   498     }
       
   499 
       
   500 
       
   501 // ---------------------------------------------------------------------------
       
   502 // CMMCScBkupArchiveDataManager::SetObserver()
       
   503 // 
       
   504 // 
       
   505 // ---------------------------------------------------------------------------
       
   506 void CMMCScBkupArchiveDataManager::SetObserver( TRequestStatus& aStatus )
       
   507     {
       
   508     __ASSERT_DEBUG(iObserverStatus == NULL, User::Invariant());
       
   509     iObserverStatus = &aStatus;
       
   510     *iObserverStatus = KRequestPending;
       
   511     }
       
   512 
       
   513 
       
   514 // ---------------------------------------------------------------------------
       
   515 // CMMCScBkupArchiveDataManager::CompleteSelf()
       
   516 // 
       
   517 // 
       
   518 // ---------------------------------------------------------------------------
       
   519 void CMMCScBkupArchiveDataManager::CompleteSelf( TInt aCompletionCode )
       
   520     {
       
   521     SetActive();
       
   522     TRequestStatus* status = &iStatus;
       
   523     User::RequestComplete(status, aCompletionCode);
       
   524     }
       
   525 
       
   526 
       
   527 
       
   528 // ---------------------------------------------------------------------------
       
   529 // CMMCScBkupArchiveDataManager::CompleteObserver(()
       
   530 // 
       
   531 // 
       
   532 // ---------------------------------------------------------------------------
       
   533 void CMMCScBkupArchiveDataManager::CompleteObserver( TInt aCompletionCode )
       
   534     {
       
   535     __ASSERT_ALWAYS(iObserverStatus != NULL, User::Invariant());
       
   536     User::RequestComplete(iObserverStatus, aCompletionCode);
       
   537     
       
   538     // Implicitly, we must be finished
       
   539     SetOperation(EOperationIdle);
       
   540     }
       
   541 
       
   542 
       
   543 // ---------------------------------------------------------------------------
       
   544 // CMMCScBkupArchiveDataManager::SetOperation()
       
   545 // 
       
   546 // 
       
   547 // ---------------------------------------------------------------------------
       
   548 void CMMCScBkupArchiveDataManager::SetOperation( TOperation aOperation )
       
   549     {
       
   550     iOperation = aOperation;
       
   551     }
       
   552 
       
   553 
       
   554 #ifdef RD_FILE_MANAGER_BACKUP
       
   555 // ---------------------------------------------------------------------------
       
   556 // CMMCScBkupArchiveDataManager::CalculateCrc()
       
   557 // 
       
   558 // 
       
   559 // ---------------------------------------------------------------------------
       
   560 void CMMCScBkupArchiveDataManager::CalculateCrc( const TAny* aPtr,TInt aLength )
       
   561     {
       
   562     if(iCrcCalcActivated)
       
   563         {
       
   564 #if defined(__MMCSCBKUPLOGGING_ENABLED__)
       
   565         TUint32 startTime = User::NTickCount();
       
   566 #endif
       
   567         Mem::Crc32(iCrc, aPtr, aLength);
       
   568 #if defined(__MMCSCBKUPLOGGING_ENABLED__)
       
   569         iTotalTickCount += (User::NTickCount() - startTime);
       
   570         //__LOG5("CMMCScBkupArchiveDataManager::CalculateCrc() - crc %u, addr 0x%08x, len %d, offset %d, ticks in ms %u", 
       
   571         //    iCrc, aPtr, aLength, CurrentOffset(), iTotalTickCount);
       
   572 #endif
       
   573         }
       
   574     }
       
   575 #endif
       
   576     
       
   577     
       
   578 // ---------------------------------------------------------------------------
       
   579 // CMMCScBkupArchiveDataManager::RunL()
       
   580 // 
       
   581 // 
       
   582 // ---------------------------------------------------------------------------
       
   583 void CMMCScBkupArchiveDataManager::RunL()
       
   584     {
       
   585     User::LeaveIfError(iStatus.Int());
       
   586     TBool moreToDo = EFalse;
       
   587     //
       
   588     switch(iOperation)
       
   589         {
       
   590     case EOperationIdle:
       
   591         ASSERT( EFalse );
       
   592         break;
       
   593     case EOperationCompressing:
       
   594         __LOG("CMMCScBkupArchiveDataManager::RunL() - START - EOperationCompressing");
       
   595         moreToDo = iCompressor->DeflateL();
       
   596         break;
       
   597     case EOperationDecompressing:
       
   598         __LOG("CMMCScBkupArchiveDataManager::RunL() - START - EOperationDecompressing");
       
   599         moreToDo = iDecompressor->InflateL();
       
   600         break;
       
   601         }
       
   602     //
       
   603     if  (moreToDo)
       
   604         {
       
   605         CompleteSelf();
       
   606         }
       
   607     else
       
   608         {
       
   609         // Update current offset & length info based upon buffer manager indications
       
   610         const TMMCScBkupArchiveVector& finalInfo = iBufferManager->Info();
       
   611         iCurrentVectorInfo = finalInfo;
       
   612 
       
   613         // Ensure we set the state back to idle, ready for next operation...
       
   614         iOperation = EOperationIdle;
       
   615         
       
   616         __LOG2("CMMCScBkupArchiveDataManager::RunL() - operation complete - offset: %8d, length: %8d", iCurrentVectorInfo.Offset(), iCurrentVectorInfo.Length());
       
   617         CompleteObserver();
       
   618         }
       
   619     }
       
   620 
       
   621 
       
   622 // ---------------------------------------------------------------------------
       
   623 // CMMCScBkupArchiveDataManager::DoCancel()
       
   624 // 
       
   625 // 
       
   626 // ---------------------------------------------------------------------------
       
   627 void CMMCScBkupArchiveDataManager::DoCancel()
       
   628     {
       
   629     __ASSERT_DEBUG(iOperation != EOperationIdle, User::Invariant());
       
   630     //
       
   631     CompleteObserver(KErrCancel);
       
   632     }
       
   633 
       
   634 
       
   635 // ---------------------------------------------------------------------------
       
   636 // CMMCScBkupArchiveDataManager::RunError()
       
   637 // 
       
   638 // 
       
   639 // ---------------------------------------------------------------------------
       
   640 TInt CMMCScBkupArchiveDataManager::RunError( TInt aError )
       
   641     {
       
   642     __LOG1("CMMCScBkupArchiveDataManager::RunError() - START - aError: %d", aError);
       
   643     CompleteObserver(aError);
       
   644     //
       
   645     return KErrNone;
       
   646     }
       
   647