[comp.sys.atari.st] Recovering lost files....

BGB100@PSUVM.BITNET (CAC) (10/06/89)

Hi:  Recently, I was using Uniterm 2.0e to download a binary file from my
local mainframe using Kermit.  The file transfer worked and Uniterm saved
the file, but the directory entry is not on the disk. I know the data is on
the disk because I used a sector editor to find it {that was easy...it was a
fresh disk}.  Is there anyway I can reconstruct the file?  Even on a temporary
basis so I can copy the data cleanly?  The file was about 180K long and I
would hate to have to re-download the file.  I don't know too much about the
format of directory entries or where the directory sectors are on the disk
so any info would be appreciated!

Bruce Blanar
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=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
 __   __   __   Bruce Blanar            |"Everybody need a soft filter,
|__) | _  |__)  Penn State University   | Everybody need reverse polarity."
|__).|__|.|__). BGB100@PSUVM, BGB@PSUECL|                      -Rush

saj@chinet.chi.il.us (Stephen Jacobs) (10/06/89)

Bruce Blanar asked for help recovering a file when the data is on the disk 
but there's no directory entry.  I recently needed to recover a file from
a disk with an invalid track 0.  Norton Utilities on a PS/2 worked fine.
It's versatile, well documented and fairly easy to use.

For this particular problem, it may be possible to read in a whole lot of
raw sectors using memfile (a freely-redistributable desk accessory binary
editor provided by the NeoDesk folks), write out the contents as a file,
and possibly spruce it up a bit with a debugger (the Atari debugger seems
to have the features needed).  Maybe.  Norton will work for sure.
                                Steve J.