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Date:      Sun, 2 Jul 2000 12:09:21 +0200 (CEST)
From:      Soren Schmidt <sos@freebsd.dk>
To:        julian@elischer.org (Julian Elischer)
Cc:        cokane@one.net (Coleman Kane), hackers@FreeBSD.org, multimedia@FreeBSD.org
Subject:   Re: UDF (DVD fs)
Message-ID:  <200007021009.MAA17928@freebsd.dk>
In-Reply-To: <395F10BB.2781E494@elischer.org> from Julian Elischer at "Jul 2, 2000 02:51:55 am"

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It seems Julian Elischer wrote:
> I am working on UDF support.
> I have at present a program that reads a udf filesystem
> and am working (today) on making it into an "mtools" like
> program that allows access to the contents in a useful manner.
> 
> I will eventually turn this into a  (readonly) filesystem, and it 
> is designed with that in mind (it uses a buffer cache etc, like 
> the kernel.  (in other words I'm prototyping).
> 
> I will at some stage also try make a UDF creation module for mkisofs
> as well.

Uhm, the real value of UDF is that it can be used as a "real" rw
filesystem on CDRW/DVDRAM media, if this is not implemented the
value of having UDF is very limited IMHO....

> In the meanwhile you should be able to mount most modern DVDs using
> the ISO9660 filesystem as they should be "bridge" format, (in which
> there is metadata for both types of filesystems).

Endeed, makeing a ro UDF filesystem more or less useless :)

-Søren


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