Re: [9fans] plan9 iso image

[erik quanstrom <quanstro@labs.coraid.com>]

> generates an iso file.  This is cdfs check for the first writable
> block of the track, which has to do with burning it.  An iso is burnt
> inside a track and is mostly independent from the details of what
> tracks exist.  Terry downloaded the iso, and tried to burn it in
> linux.  If something is wrong it would be in the iso file generated,
> which does not have to do anything with cdfs.  G.

/sys/src/cmd/disk/9660/dump9660.c:316,326
	if(mk9660){
		/*
		 * Patch in root directories.
		 */
		setroot(cd, cd->iso9660pvd, iroot.block, iroot.length);
>>		setvolsize(cd, cd->iso9660pvd, (vlong)cd->nextblock * Blocksize);
		if(cd->flags & CDjoliet){
			setroot(cd, cd->jolietsvd, jroot.block, jroot.length);
			setvolsize(cd, cd->jolietsvd,
				(vlong)cd->nextblock * Blocksize);
		}

- erik