Date: Thu, 19 May 2011 09:53:33 +0000 From: Alexander Best <arundel@freebsd.org> To: Jeremy Chadwick <freebsd@jdc.parodius.com> Cc: freebsd-fs@freebsd.org, grarpamp <grarpamp@gmail.com>, freebsd-questions@freebsd.org Subject: Re: UDF and DVD's Message-ID: <20110519095333.GA43066@freebsd.org> In-Reply-To: <20110519091433.GA94053@icarus.home.lan> References: <BANLkTins=3iJOhfu2SBCUrhsvKk58M8nPw@mail.gmail.com> <20110519091433.GA94053@icarus.home.lan>
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On Thu May 19 11, Jeremy Chadwick wrote: > On Thu, May 19, 2011 at 12:36:02AM -0400, grarpamp wrote: > > Greetings... :) > > > > The first filesystem DVD... other than a movie DVD (DVD-VIDEO?), > > and the FreeBSD make release DVD's (iso9660)... that I've ever tried > > to mount, well... don't. It is: > > Windows 7 Ultimate with Service Pack 1 (x64) - DVD (English) 5/12/2011 > > You can find the SHA-1 hash here: > > http://msdn.microsoft.com/en-us/subscriptions/downloads/default.aspx > > and a sample image, if needed for reference purposes, via any search > > engine. > > > > Anyways, after a little reasearch, does FreeBSD not, in fact, support > > this UDF version? (I don't yet know how to supply the version of > > this image for you?) > > > > Can the FreeBSD team implement it? Perhaps by porting from NetBSD > > 5.1's seemingly near complete implementation? > > http://en.wikipedia.org/wiki/Universal_Disk_Format > > http://www.osta.org/specs/index.htm > > As perhaps even a GSOC or Foundation project? Because reading retail > > optical filesystem formats would seem to be a rather expected > > capability? > > > > I'm guessing the current state within FreeBSD means that I can > > neither read, nor create, or write, readable (compatible) images > > at this, or any given, UDF level? > > > > As I've no other DVD's to test with... what UDF versions are most > > DVD data ROM's published in? > > > > Is this a blocker for FreeBSD? > > > > For me, at least, minimally, that seems to be the case... as I now > > have no way to rip, mount and add the files to this DVD that I would > > like to add. Except to use Windows, which I consider to be unreliable > > at best. > > > > Thoughts? Thanks :) freebsd as of now has two problems: 1) it only supports UDF 1.x and *not* UDF 2.x. 2) it does not properly support iso9660 with files > 4gb via multiple extents. whenever you mount such a dvd, you see each 4gb file twice. cheers. alex ps: for 2) see http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/95222 > > Thoughts: please provide commands, full output, etc. that show how > you're trying to mount the disc, as well as relevant /dev entries > pertaining to your DVD drive. dmesg might also be helpful. And I > assume you have looked at mount_udf(8)? > > -- > | Jeremy Chadwick jdc@parodius.com | > | Parodius Networking http://www.parodius.com/ | > | UNIX Systems Administrator Mountain View, CA, USA | > | Making life hard for others since 1977. PGP 4BD6C0CB | > -- a13x
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