[Libburn] Could you test this?

Bryan Forbes bryan at reigndropsfall.net
Mon Aug 30 09:15:59 PDT 2004


After burning the iso with libburn's test/burniso, I can still write to
the disc with cdrecord.

On Sun, 2004-08-29 at 21:54 -0500, Derek Foreman wrote:
> On Sat, 28 Aug 2004, Bryan Forbes wrote:
> 
> > How would I go about finding out if it has something burnt on it?  I
> > think it does, but I'm not sure...  Thanks.
> 
> Just see if cdrecord can write to it.  If it's still writeable, it's a 
> blank. :)
> 
> > On Sat, 2004-08-28 at 16:30 -0500, Derek Foreman wrote:
> >> On Fri, 27 Aug 2004, Bryan Forbes wrote:
> >>
> >>> Here's the result of running cdrecord -toc dev=/dev/hdc on a burned cd
> >>> using libburn to burn the iso:
> >>>
> >>> [?]
> >>> [?]
> >>> NOTE: this version of cdrecord is an inofficial (modified) release of
> >>> cdrecord
> >>>      and thus may have bugs that are not present in the original
> >>> version.
> >>>      Please send bug reports and support requests to
> >>> <cdrtools at packages.debian.org>.
> >>>      The original author should not be bothered with problems of this
> >>> version.
> >>>
> >>> scsidev: '/dev/hdc'
> >>> devname: '/dev/hdc'
> >>> scsibus: -2 target: -2 lun: -2
> >>> Warning: Open by 'devname' is unintentional and not supported.
> >>> Linux sg driver version: 3.5.27
> >>> Using libscg version 'schily-0.8'.
> >>> Device type    : Removable CD-ROM
> >>> Version        : 0
> >>> Response Format: 2
> >>> Capabilities   :
> >>> Vendor_info    : 'MATSHITA'
> >>> Identifikation : 'CD-RW  CW-8123  '
> >>> Revision       : 'CA0T'
> >>> Device seems to be: Generic mmc2 DVD-ROM.
> >>> Using generic SCSI-3/mmc   CD-R/CD-RW driver (mmc_cdr).
> >>> Driver flags   : MMC-2 SWABAUDIO BURNFREE
> >>> Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R RAW/R16 RAW/R96P
> >>> RAW/R96R
> >>> cdrecord: Success. read toc: scsi sendcmd: no error
> >>> CDB:  43 00 00 00 00 00 00 00 04 00
> >>> status: 0x2 (CHECK CONDITION)
> >>> Sense Bytes: 70 00 05 00 00 00 00 0A 00 00 00 00 24 00 00 00
> >>> Sense Key: 0x5 Illegal Request, Segment 0
> >>> Sense Code: 0x24 Qual 0x00 (invalid field in cdb) Fru 0x0
> >>> Sense flags: Blk 0 (not valid)
> >>> resid: 4
> >>> cmd finished after 0.000s timeout 40s
> >>> cdrecord: Cannot read TOC header
> >>> cdrecord: Cannot read TOC/PMA
> >>>
> >>> so it looks like I can't read the toc.
> >>
> >> Can you confirm that the disc actually does have crap burnt onto it?
> >>
> >> If that's the case, I think it's safe to assume that all the commands are
> >> still fine, and I just have to do some byte swapping on the data.
> >>
> >> If the disc is still a blank, I need to byte swap the cdbs too.
> > -- 
> > ======================================================================
> > Bryan Forbes
> > bryan at reigndropsfall.net
> > http://www.reigndropsfall.net
> >
> > "It does not take a majority to prevail, but rather an irate, tireless
> > minority keen to set brush fires in people's minds."
> >        - Samuel Adams, an architect of the Constitution
> >
> > Key fingerprint = 3D7D B728 713A BB7B B8B1  5B61 3888 17E0 70CA 0F3D
> >
-- 
======================================================================
Bryan Forbes
bryan at reigndropsfall.net
http://www.reigndropsfall.net

"It does not take a majority to prevail, but rather an irate, tireless
minority keen to set brush fires in people's minds."
        - Samuel Adams, an architect of the Constitution

Key fingerprint = 3D7D B728 713A BB7B B8B1  5B61 3888 17E0 70CA 0F3D
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