burncd - verify burn

Glenn Dawson glenn at antimatter.net
Mon Jul 25 17:41:58 GMT 2005


At 10:38 AM 7/25/2005, Gary W. Swearingen wrote:
>Brian Henning <brian.henning at gmail.com> writes:
>
> > I would like to know a process to verify that I my cd burner has
> > burned an ISO file correctly with burncd. I know I can take some
> > precautions like checking the md5sum of the iso during a transfer from
> > the Internet. I also read on the Internet that burncd does puts some
> > extra padding at the end of the cd. I am not sure if that is true or
> > not. Could someone tell me how to verify a cd burn?
>
>Here's a crummy script I just used to burn and verify a CD, but I've
>only tested it with the "cdrecord" setup.  Older versions of it worked
>with "burncd" on older OS versions, but I can tell you that the reason
>I'm using "cdrecord" is that my manual efforts to do this with
>"burncd" on 5.4-RELEASE (and maybe 5.4-STABLE a couple weeks ago)
>failed, because I couldn't "dd" a CD burned with "burncd". (IE, I
>couldn't sucessfully "dd" /dev/acd0, while I could "dd" /dev/cd0).

did you use bs=2048 when dd'ing from /dev/acd0?

-Glenn



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