Received: (from major@localhost) by minnie.cs.adfa.edu.au (8.9.1/8.9.1) id EAA29200 for pups-liszt; Tue, 2 Feb 1999 04:57:31 +1100 (EST) Received: from coffee.corliss.net (erin@coffee.gta-tech.com.121.7.12.in-addr.arpa [12.7.121.245] (may be forged)) by minnie.cs.adfa.edu.au (8.9.1/8.9.1) with ESMTP id EAA29195 for ; Tue, 2 Feb 1999 04:57:17 +1100 (EST) Received: from localhost (erin@localhost) by coffee.corliss.net (8.8.8/8.8.8) with SMTP id KAA20144; Mon, 1 Feb 1999 10:01:15 -0800 Date: Mon, 1 Feb 1999 10:01:14 -0800 (PST) From: "Erin W. Corliss" To: Ken Wellsch cc: norman@nose.cita.utoronto.ca, pups@minnie.cs.adfa.edu.au Subject: Re: Old UNIX file system formats In-Reply-To: <199902010020.TAA29097@math.uwaterloo.ca> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-pups@minnie.cs.adfa.edu.au Precedence: bulk > I didn't see mention of the flag "HUGE" WRT the V6 file format. > Now I may be being mislead from my memory of Venix 1.x which is > a derivative of V6 (while Venix 2.x is SysIII I think). If the > HUGE bit is set in the i-node, then and only then is the 8th > index pointer treated as the indirection variety. Thus 8 block > or less files I think are directly indexed. -- Ken Hmm... I wrote a disk image editor in Visual Basic without knowing the specs for the filesystem -- I set it up so that if the 9th pointer is zero and the filesize is greater than one block, then it assumed the block pointed to by the 8th pointer was a list of blocks in the file.