--- a/cbs/CbsServer/ServerSrc/CbsUtils.cpp Mon Aug 23 15:50:31 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,211 +0,0 @@
-/*
-* Copyright (c) 2003 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: This module contains the implementation of CbsUtils class
-* member functions.
-*
-*/
-
-
-
-// INCLUDE FILES
-#include <f32file.h>
-#include <barsc.h>
-#include <bautils.h>
-#include <sysutil.h> // FFS critical level check
-#include "CbsUtils.h"
-#include <hal.h>
-#include <centralrepository.h>
-#include <UiklafInternalCRKeys.h>
-#include <data_caging_path_literals.hrh>
-#include "CbsLogger.h"
-
-
-// ================= CONSTANTS =======================
-
-const TInt KRamMemoryCriticalLevel = 1500000; // KRAMLOWTHRESHOLD = 1500000
-
-
-// ================= MEMBER FUNCTIONS =======================
-
-
-// -----------------------------------------------------------------------------
-// CbsUtils::FindAndOpenDefaultResourceFileLC
-// Searches and opens the DLL default resource file.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CbsUtils::FindAndOpenDefaultResourceFileLC(
- RFs& aFs,
- RResourceFile& aResFile )
- {
- // default resource file path
-
- _LIT(KDirAndFile,"z:CbsServer.rsc");
-
- TParse* fp = new(ELeave) TParse();
- fp->Set(KDirAndFile, &KDC_RESOURCE_FILES_DIR, NULL);
-
- static const TInt KDefResFileSignature = 4;
-
- // Find the resource file
- TFileName fileName( fp->FullName() );
- BaflUtils::NearestLanguageFile( aFs, fileName );
-
- // Open the resource file
- aResFile.OpenL( aFs, fileName );
- // Push close operation in tbe cleanup stack
- CleanupClosePushL( aResFile );
-
- aResFile.ConfirmSignatureL( KDefResFileSignature );
-
- delete fp;
- }
-
-// -----------------------------------------------------------------------------
-// CbsUtils::FFSCriticalLevelCheckL
-// Checks that there is space for writing data on FFS.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CbsUtils::FFSCriticalLevelCheckL(
- const TInt aBytesToWrite,
- RFs& aFs )
- {
- CBSLOGSTRING("CBSSERVER: >>> CbsUtils::FFSCriticalLevelCheckL()");
-
- // Checks RAM memory critical level.
- if (RamMemCriticalLevelCheckL( aBytesToWrite ))
- {
- User::Leave( KErrDiskFull ); // returns KErrDiskFull -> no changes to clients
- }
-
- // Checks RAM disk critical level
- if ( SysUtil::FFSSpaceBelowCriticalLevelL( &aFs, aBytesToWrite ) )
- {
- User::Leave( KErrDiskFull );
- }
-
- CBSLOGSTRING("CBSSERVER: <<< CbsUtils::FFSCriticalLevelCheckL()");
- }
-
-// -----------------------------------------------------------------------------
-// CbsUtils::RamMemCriticalLevelCheckL
-// Checks that there is space for allocating data in memory.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TBool CbsUtils::RamMemCriticalLevelCheckL(
- const TInt aBytesToWrite)
- {
-
- // Read the critical threahold RAM memory level from the repository.
- TInt thresholdVal;
- CRepository* repository = CRepository::NewLC( KCRUidUiklaf );
- if (repository->Get( KUikOOMRamLowThreshold, thresholdVal ) != KErrNone)
- {
- thresholdVal = KRamMemoryCriticalLevel;
- }
- CleanupStack::PopAndDestroy( repository );
-
- TInt freeMem = 0;
- HAL::Get(HAL::EMemoryRAMFree, freeMem);
- if ( freeMem > (thresholdVal + aBytesToWrite) )
- {
- return EFalse;
- }
-
- return ETrue;
- }
-// -----------------------------------------------------------------------------
-// CbsUtils::VolumeCriticalLevelCheckL
-// Leaves with KErrDiskFull if writing aBytesToWrite bytes
-// to the RAM File System would reduce the free space on RAM
-// under the critical level.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CbsUtils::VolumeCriticalLevelCheckL(
- const TDesC& aFileName,
- TInt aBytesToWrite,
- const RFs& aFs )
- {
- // Convert file name to a volume number
- TInt volumeNumber;
- aFs.CharToDrive( aFileName[0], volumeNumber );
-
- // Find out if the volume has enough free space
- TVolumeInfo volume;
- User::LeaveIfError( aFs.Volume( volume, volumeNumber ) );
- if ( volume.iFree < aBytesToWrite )
- {
- User::Leave( KErrDiskFull );
- }
- }
-
-// -----------------------------------------------------------------------------
-// CbsUtils::ExistsL
-// Returns ETrue, if the file aFile exists.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TBool CbsUtils::ExistsL(
- const RFs& aFs,
- const TDesC& aFile )
- {
- TParse filename;
- aFs.Parse( aFile, filename );
-
- TBool returnCode( EFalse );
- TUint attributes;
-
- TInt result( aFs.Att( filename.FullName(), attributes ) );
- if ( result == KErrNone )
- {
- returnCode = ETrue;
- }
- else if ( result == KErrNotFound )
- {
- returnCode = EFalse;
- }
- else
- {
- User::Leave( result );
- }
- return returnCode;
- }
-
-// -----------------------------------------------------------------------------
-// CbsUtils::DeleteFileL
-// Deletes the given file.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CbsUtils::DeleteFileL(
- RFs& aFs,
- const TDesC& aFile )
- {
- TInt result( aFs.Delete( aFile ) );
- if ( result != KErrNone &&
- result != KErrNotFound &&
- result != KErrPathNotFound )
- {
- User::Leave( result );
- }
- }
-
-// ========================== OTHER EXPORTED FUNCTIONS =========================
-
-// End of File
-
-