burncd block size

[Soren Schmidt]

It seems Jeremy Messenger wrote:
> On Fri, 07 Nov 2003 10:10:40 +0100, Dag-Erling Smørgrav <des at des.no> wrote:
> 
> > I've been having a variety of problems burning CDs with atang:
> >
> >  - burncd consistently failing in exactly the same spot in the ISO,
> >    and reporting "only wrote 0 of 32768 bytes: Unknown error: 0"
> >
> >  - burncd failing right at the start with "only wrote -1 of 32768
> >    bytes: Input/output error" (this generally happens after a couple
> >    of the previous, and once it starts happening I have to reboot)
> 
> Whew, glad that I am not only one.. I *just* have wasted two of my blank 
> CD in like fifteen minutes ago, I keep wondering if I created the ISO 
> files in the wrong way or was it burncd's fault.. Until now here..

This is fallout from getting atapi-cd under GEOM. GEOM wasn't designed
to handle medias of size 0 and where the sizes can change during an
open. I just committed a fix that has solved the issue here (and its ugly).

-Søren