filemanager/src/fmbkupengine/src/CMMCScBkupDriveAndOperationTypeManager.cpp
branchRCL_3
changeset 39 65326cf895ed
parent 38 491b3ed49290
child 42 f5c50b8af68c
equal deleted inserted replaced
38:491b3ed49290 39:65326cf895ed
     1 /*
       
     2 * Copyright (c) 2006-2007 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: CMMCScBkupDriveAndOperationTypeManager implementation
       
    15 *     
       
    16 *
       
    17 */
       
    18 
       
    19 #include "CMMCScBkupDriveAndOperationTypeManager.h"
       
    20 
       
    21 // User includes
       
    22 #include "MMCScBkupLogger.h"
       
    23 #ifdef RD_MULTIPLE_DRIVE
       
    24 #include "BkupEngine.hrh"
       
    25 #include <driveinfo.h>
       
    26 #include <coemain.h>
       
    27 #endif // RD_MULTIPLE_DRIVE
       
    28 
       
    29 
       
    30 // ========================= MEMBER FUNCTIONS ================================
       
    31 
       
    32 // ---------------------------------------------------------------------------
       
    33 // CMMCScBkupDriveAndOperationTypeManager::CMMCScBkupDriveAndOperationTypeManager()
       
    34 // 
       
    35 // C++ constructor.
       
    36 // ---------------------------------------------------------------------------
       
    37 CMMCScBkupDriveAndOperationTypeManager::CMMCScBkupDriveAndOperationTypeManager()
       
    38     {
       
    39     iCalculatedDriveList.SetMax();
       
    40     }
       
    41 
       
    42 
       
    43 // ---------------------------------------------------------------------------
       
    44 // CMMCScBkupDriveAndOperationTypeManager::CMMCScBkupDriveAndOperationTypeManager()
       
    45 // 
       
    46 // C++ destructor.
       
    47 // ---------------------------------------------------------------------------
       
    48 EXPORT_C CMMCScBkupDriveAndOperationTypeManager::~CMMCScBkupDriveAndOperationTypeManager()
       
    49     {
       
    50     iEntries.Close();
       
    51     }
       
    52 
       
    53 
       
    54 // ---------------------------------------------------------------------------
       
    55 // CMMCScBkupDriveAndOperationTypeManager::ConstructL()
       
    56 // 
       
    57 // 
       
    58 // ---------------------------------------------------------------------------
       
    59 void CMMCScBkupDriveAndOperationTypeManager::ConstructL( BkupDrivesAndOperationList *aDriveList )
       
    60     {
       
    61 #ifdef RD_MULTIPLE_DRIVE
       
    62     RFs& fs( CCoeEnv::Static()->FsSession() );
       
    63 
       
    64     // Get all user visible drives
       
    65     TInt numDrives( 0 );
       
    66     TDriveList drvList;
       
    67     User::LeaveIfError( DriveInfo::GetUserVisibleDrives(
       
    68         fs, drvList, numDrives ) );
       
    69     TInt drvListLen( drvList.Length() );
       
    70     TMMCScBkupDriveAndOperationType op;
       
    71     TInt count( aDriveList->Count() );
       
    72 
       
    73     // Get default system drive
       
    74     TInt sysDrive( 0 );
       
    75     User::LeaveIfError( DriveInfo::GetDefaultDrive(
       
    76         DriveInfo::EDefaultSystem, sysDrive ) );
       
    77 
       
    78     for( TInt i( 0 ); i < count; ++i )
       
    79         {
       
    80         TBkupDrivesAndOperation *drvAndOp = &((*aDriveList)[i]);
       
    81         TUint drvCategories( drvAndOp->drvCategories() );
       
    82         TMMCScBkupOwnerDataType dataType(
       
    83             static_cast< TMMCScBkupOwnerDataType >( drvAndOp->ownerDataType() ) );
       
    84 
       
    85         if ( drvCategories & EBkupDeviceMemories )
       
    86             {
       
    87             // Default system drive is always backed up when
       
    88             // device memories are defined
       
    89             op.SetDrive( static_cast< TDriveNumber >( sysDrive ) );
       
    90             op.SetDataType( dataType );
       
    91             iEntries.AppendL( op );
       
    92             iCalculatedDriveList[ op.Drive() ] = ETrue;
       
    93             }
       
    94 
       
    95         for ( TInt j( 0 ); j < drvListLen; ++j )
       
    96             {
       
    97             if ( sysDrive != j && drvList[ j ] )
       
    98                 {
       
    99                 // Check for other drives
       
   100                 TBool append( EFalse );
       
   101                 TUint drvStatus( 0 );
       
   102                 User::LeaveIfError( DriveInfo::GetDriveStatus(
       
   103                     fs, j, drvStatus ) );
       
   104                 if ( ( drvCategories & EBkupDeviceMemories ) &&
       
   105                     ( drvStatus & DriveInfo::EDriveInternal ) &&
       
   106                     !( drvStatus & DriveInfo::EDriveExternallyMountable ) &&
       
   107                     !( drvStatus & DriveInfo::EDriveReadOnly ) )
       
   108                     {
       
   109                     append = ETrue; // Allow additional device memory
       
   110                     }
       
   111                 else if ( ( drvCategories & EBkupInternalMassStorages ) &&
       
   112                     ( drvStatus & DriveInfo::EDriveInternal ) &&
       
   113                     ( drvStatus & DriveInfo::EDriveExternallyMountable ) )
       
   114                     {
       
   115                     append = ETrue; // Allow internal mass storage
       
   116                     }
       
   117                 else if ( ( drvCategories & EBkupExternalMassStorages ) &&
       
   118                     ( drvStatus & DriveInfo::EDriveRemovable ) )
       
   119                     {
       
   120                     append = ETrue; // Allow external mass storage
       
   121                     }
       
   122                 if ( append )
       
   123                     {
       
   124                     op.SetDrive(  static_cast< TDriveNumber >( j ) );
       
   125                     op.SetDataType( dataType );
       
   126                     iEntries.AppendL( op );
       
   127                     iCalculatedDriveList[ op.Drive() ] = ETrue;
       
   128                     }
       
   129                 }
       
   130             }
       
   131         }
       
   132 #else // RD_MULTIPLE_DRIVE
       
   133     TMMCScBkupDriveAndOperationType op;
       
   134     const TInt count = aReader.ReadInt8();
       
   135     //
       
   136     for( TInt i=0; i<count; i++ )
       
   137         {
       
   138         op.SetDrive( static_cast< TDriveNumber >( aReader.ReadInt8() ) );
       
   139         op.SetDataType( static_cast< TMMCScBkupOwnerDataType >( aReader.ReadInt8() ) );
       
   140         //
       
   141         iEntries.AppendL( op );
       
   142         //
       
   143         iCalculatedDriveList[ op.Drive() ] = ETrue;
       
   144         }
       
   145 #endif // RD_MULTIPLE_DRIVE
       
   146     }
       
   147 
       
   148 
       
   149 // ---------------------------------------------------------------------------
       
   150 // CMMCScBkupDriveAndOperationTypeManager::NewL()
       
   151 // 
       
   152 //
       
   153 // ---------------------------------------------------------------------------
       
   154 EXPORT_C CMMCScBkupDriveAndOperationTypeManager* CMMCScBkupDriveAndOperationTypeManager::NewL(\
       
   155 		BkupDrivesAndOperationList *aDriveList )
       
   156     {
       
   157     CMMCScBkupDriveAndOperationTypeManager* self = new(ELeave) CMMCScBkupDriveAndOperationTypeManager();
       
   158     CleanupStack::PushL( self );
       
   159     self->ConstructL( aDriveList );
       
   160     CleanupStack::Pop( self );
       
   161     return self;
       
   162     }
       
   163 
       
   164 
       
   165 // ---------------------------------------------------------------------------
       
   166 // CMMCScBkupDriveAndOperationTypeManager::Count()
       
   167 // 
       
   168 //
       
   169 // ---------------------------------------------------------------------------
       
   170 TInt CMMCScBkupDriveAndOperationTypeManager::Count() const
       
   171     {
       
   172     return iEntries.Count();
       
   173     }
       
   174 
       
   175 
       
   176 // ---------------------------------------------------------------------------
       
   177 // CMMCScBkupDriveAndOperationTypeManager::At()
       
   178 // 
       
   179 //
       
   180 // ---------------------------------------------------------------------------
       
   181 const TMMCScBkupDriveAndOperationType& CMMCScBkupDriveAndOperationTypeManager::At( TInt aIndex ) const
       
   182     {
       
   183     return iEntries[ aIndex ];
       
   184     }
       
   185 
       
   186 
       
   187 // ---------------------------------------------------------------------------
       
   188 // CMMCScBkupDriveAndOperationTypeManager::IsDataTypeAllowedToAccessDrive()
       
   189 // 
       
   190 //
       
   191 // ---------------------------------------------------------------------------
       
   192 TBool CMMCScBkupDriveAndOperationTypeManager::IsDataTypeAllowedToAccessDrive( TDriveNumber aDrive, TMMCScBkupOwnerDataType aDataType ) const
       
   193     {
       
   194 //    __LOG2("CMMCScBkupDriveAndOperationTypeManager::IsDataTypeAllowedToAccessDrive() - START - aDrive: %c, aDataType: %S", aDrive + 'A', &MMCScBkupLogger::DataType( aDataType ));
       
   195 
       
   196     TBool allowed = EFalse;
       
   197     //
       
   198     const TInt count = iEntries.Count();
       
   199     //
       
   200     for( TInt i=0; i<count; i++ )
       
   201         {
       
   202         const TMMCScBkupDriveAndOperationType& entry = iEntries[ i ];
       
   203         //
       
   204         if ( entry.DataType() == aDataType )
       
   205             {
       
   206             // Check drive...
       
   207             if ( entry.Drive() == aDrive )
       
   208                 {
       
   209                 allowed = ETrue;
       
   210                 break;
       
   211                 }
       
   212             }
       
   213         }
       
   214     //
       
   215 //    __LOG1("CMMCScBkupDriveAndOperationTypeManager::IsDataTypeAllowedToAccessDrive() - END - allowed: %d", allowed);
       
   216     return allowed;
       
   217     }
       
   218