diff -r 000000000000 -r 044383f39525 imgtools/imglib/filesystem/source/filesysteminterface.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/imgtools/imglib/filesystem/source/filesysteminterface.cpp	Tue Oct 27 16:36:35 2009 +0000
@@ -0,0 +1,125 @@
+/*
+* 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 provides the interface to external tools which can
+* use FileSystem component library. Upon external request this class 
+* classifies the request type either FAT16 or FAT32 and invokes 
+* the specific functions to generate the FAT image.
+* @internalComponent
+* @released
+*
+*/
+
+#include"errorhandler.h"
+#include"filesysteminterface.h"
+#include"fat16filesystem.h"
+#include"fat32filesystem.h"
+#include"dirregion.h"
+
+
+//static member definition
+
+Ofstream CFileSystemInterFace::iOutputStream;
+
+/**
+API exposed by the  FileSystem component to be used by an external component(s).
+This is method to be used by the external component for passing information required 
+by the FileSystem component
+
+@internalComponent
+@released
+
+@param aNodeList Directory structure 
+@param aFileSystem file system type
+@param aImageFileName image file name 
+@param aLogFileName log file name 
+@param aPartitionSize partition size in bytes
+*/
+FILESYSTEM_API int CFileSystemInterFace::CreateFilesystem(EntryList* aNodeList , 
+										   TFileSystem aFileSystem,
+										   char* aImageFileName, 
+										   char* aLogFileName,
+										   ConfigurableFatAttributes* aConfigurableFatAttributes,
+										   Long64 aPartitionSize)
+{
+	
+	
+	CFileSystem* iFileSystem = NULL;
+	try
+	{
+		MessageHandler::StartLogging (aLogFileName);
+		iOutputStream.open(aImageFileName,ios::out|ios::binary);
+		if(iOutputStream.fail() == true )
+		{
+			throw ErrorHandler(FILEOPENERROR,aImageFileName,__FILE__, __LINE__);
+		}
+		switch(aFileSystem)
+		{
+			case EFAT16:
+				iFileSystem = new CFat16FileSystem;
+				break;
+			
+			case EFAT32:
+				iFileSystem= new CFat32FileSystem;
+				break;
+			default:
+				return EFSNotSupported;
+				break;
+
+		}
+		iFileSystem->Execute(aPartitionSize,*aNodeList,iOutputStream,aConfigurableFatAttributes);
+		delete iFileSystem;
+		iFileSystem = NULL;
+		iOutputStream.close();
+		MessageHandler::CleanUp();
+	}
+	catch(ErrorHandler &error)
+	{
+		iOutputStream.close();
+		delete iFileSystem;
+		iFileSystem = NULL;
+		MessageHandler::StartLogging (aLogFileName);
+		error.Report();
+		MessageHandler::CleanUp();
+		return EFileSystemError;
+	}
+	/**
+	Irrespective of successful or unsuccessful data drive image generation ROFSBUILD
+	may try to generate images for successive oby file input.
+	During this course unhandled exceptions may cause leaving some memory on heap 
+	unused. so the unhandled exceptions handling is used to free the memory allocated 
+	on heap. 
+	*/
+	catch(...)
+	{
+		iOutputStream.close();
+		delete iFileSystem;
+		iFileSystem = NULL;
+		return EFileSystemError;
+	}
+	return 0;
+}
+
+
+/**
+Constructor of Class ConfigurableFatAttributes
+
+@internalComponent
+@released
+*/
+ConfigurableFatAttributes::ConfigurableFatAttributes()
+{
+	iDriveSectorSize = 0;
+	iDriveNoOfFATs = 0;
+}