[ros-dev] Command line

[Imre Leber]

>From the sysinternals website that is somewhat involved with microsoft:

"Neither UNTFS.DLL nor UFAT.DLL call file system drivers to take any part in a format or chkdsk operation - they directly read and write raw clusters on the drive."

Imre

>-----Original Message-----
>From: Thomas Weidenmueller [mailto:w3seek at reactos.com]
>Sent: Monday, September 4, 2006 03:42 PM
>To: 'ReactOS Development List'
>Subject: Re: [ros-dev] Command line
>
>
>> The big benefit of using this library is that it let's you write code to
>> manipulate the FAT file system  that works on FAT12, FAT16, FAT32 without
>> knowing the exact FAT file system this is going to run on. The same code
>> works for FAT12, FAT16, FAT32 without having code that looks like:
>
>In ROS each FS driver has to implement the defrag APIs. An application can
>defrag any FS by using the 3 publicly documented IOCTLs.
>UFAT/UNTFS/Uxxx... is not used for fs defragmentation.
>
>> Anyway this could be used as the basis for ufat.dll. The utilities that
>> already use this library could then also be put in here. And the rest can
>> then be easily written.
>
>As mentioned above, defragmentation is done by the fs drivers in kernel mode.
>
>> What would then be needed is the actual functions that make up the
>> interface to ufat.dll.
>
>We can design the interfaces to ufat, untfs, ... as we wish. These
>interfaces are not documented publicly as there is no standard. each FS
>should come with it's own utilities. Chkdsk can only be used with the file
>systems that come with windows/reactos, other FS need to provide their own
>tools.
>
>- Thomas
>
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