fix: failure of make engine test when a make engine alias contains a modifier. There can be more than one variant per alias via "." e.g. make.extrastuff where make and extrastuff are variants.
/*
* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of the License "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 class represents the boot sector of a FAT32 image.
* This class is derived from basebootsector class which is constitutes
* the common boot sector fields for FAT16 and FAT32 class.
* @internalComponent
* @released
*
*/
#include "fat32bootsector.h"
/**
Constructor of the fat16 boot sector class
@internalComponent
@released
*/
TFAT32BootSector::TFAT32BootSector()
{
}
/**
Destructor of the fat16 boot sector class
@internalComponent
@released
*/
TFAT32BootSector::~TFAT32BootSector()
{
}
/**
Set the file system type
@internalComponent
@released
*/
void TFAT32BootSector::SetFileSysType()
{
strcpy(reinterpret_cast<char*>(iFileSysType),"FAT32 ");
}
//Number of entries allowed in the root directory, specific to Fat12/16, zero for FAT32
void TFAT32BootSector::SetRootDirEntries()
{
iRootDirEntries = KFat32RootDirEntries;;
}
//Sets the number of reserved sectors on the volume
void TFAT32BootSector::SetReservedSectors()
{
iReservedSectors = KDefaultFat32ReservedSectors;
}
/**
Set the sectors per cluster ratio
@internalComponent
@released
@param aPartitionSize partition size in bytes
*/
void TFAT32BootSector::ComputeSectorsPerCluster(Long64 aPartitionSize)
{
if (aPartitionSize > K32GB)
{
iSectorsPerCluster = K64SectorsPerCluster;
}
else if(aPartitionSize > K16GB)
{
iSectorsPerCluster = K32SectorsPerCluster;
}
else if(aPartitionSize > K8GB)
{
iSectorsPerCluster = K16SectorsPerCluster;
}
else if ( aPartitionSize > K260MB)
{
iSectorsPerCluster = K8SectorsPerCluster;
}
else
{
iSectorsPerCluster = K1SectorsPerCluster;
}
}
/**
Set the sectors per cluster ratio
To refer this mathematical computation, Please see:
Microsoft Extensible Firmware Initiative FAT32 File System
Specification document
@internalComponent
@released
@param aPartitionSize partition size in bytes
*/
void TFAT32BootSector::ComputeFatSectors(Long64 aPartitionSize)
{
int iRootDirSectors = ((iRootDirEntries*32) + (iBytesPerSector - 1)) / iBytesPerSector;
int Log2OfBytesPerSector = Log2(iBytesPerSector);
Long64 TotalSectors64 = aPartitionSize >> Log2OfBytesPerSector;
Long64 tmpval1 = TotalSectors64 - (iReservedSectors + iRootDirSectors);
Long64 tmpval2 =(256 * iSectorsPerCluster) + iNumberOfFats;
tmpval2 = tmpval2 / 2;
Long64 FatSectors = (tmpval1 + (tmpval2 - 1)) / tmpval2;
iFatSectors = 0;
iFatSectors32 = (unsigned int)FatSectors;
}
/**
Sets the Fat flags
@internalComponent
@released
*/
void TFAT32BootSector::SetExtFlags()
{
iExtFlags = KDefaultExtFlags;
}
/**
Returns the Fat flags
@internalComponent
@released
@return fat flags
*/
unsigned short TFAT32BootSector::ExtFlags()
{
return iExtFlags;
}
/**
Sets the version number of the file system
@internalComponent
@released
*/
void TFAT32BootSector::SetFileSystemVersion()
{
iFileSystemVersion = KDefaultVersion;
}
/**
Returns the version number of the file system
@internalComponent
@released
@return file system version
*/
unsigned short TFAT32BootSector::FileSystemVersion()
{
return iFileSystemVersion;
}
/**
Sets the cluster number of the root directory
@internalComponent
@released
*/
void TFAT32BootSector::SetRootCluster()
{
iRootCluster = KDefaultRootDirClusterNumber;
}
/**
Returns the cluster number of the root directory
@internalComponent
@released
@return cluster number allocated to root directory,usually 2.
*/
unsigned int TFAT32BootSector::RootCluster()
{
return iRootCluster;
}
/**
Set the sector number containing the FSIInfo structure
@internalComponent
@released
*/
void TFAT32BootSector::SetFSInfo()
{
iFSInfo = KDefaultFSInfoSector;
}
/**
Returns the sector number containing the FSIInfo structure
@internalComponent
@released
@return FSInfo structure
*/
unsigned short TFAT32BootSector::FSInfo()
{
return iFSInfo;
}
/**
Set the backup boot sector
@internalComponent
@released
*/
void TFAT32BootSector::SetBackUpBootSector()
{
iBackUpBootSector = KDefaultBkUpBootSec;
}
/**
Returns the backup boot sector
@internalComponent
@released
@return backup boot sector
*/
unsigned short TFAT32BootSector::BackUpBootSector()
{
return iBackUpBootSector;
}
/**
Reserved for future expansion. Code that formats FAT32 volumes should always
set all of the bytes of this field to 0.
@internalComponent
@released
*/
void TFAT32BootSector::SetFutureReserved()
{
for(int i = 0;i < KMaxSizeFutureExpansion;i++)
iFutureReserved[i] = 0;
}
/**
Returns field value reserved for future expansion
@internalComponent
@released
@return zero as this field is initialized to null value here
*/
unsigned char* TFAT32BootSector::FutureReserved()
{
return iFutureReserved;
}
/**Returns the file system type
@internalComponent
@released
@return file system type
*/
unsigned char* TFAT32BootSector::FileSysType()
{
return iFileSysType;
}