Scanners in HAL

[Dan Nicholson]

On 8/28/06, Étienne Bersac <bersace03 at laposte.net> wrote:
>
> I wonder how does hal know a device is a camera, a printer, etc. Is that
> only a matter of .fdi files ? Do we have to maintain a vid/pid list like
> udev libsane.rules ?

You can take a look at how libgphoto2 does this. They create a binary
called print-camera-list. This can generate a udev rule file and/or a
HAL fdi file (or a usb.usermap file for deprecated hotplugging).

http://svn.sourceforge.net/viewvc/gphoto/trunk/libgphoto2/packaging/generic/print-camera-list.c?view=markup
http://www.gphoto.org/news/

--
Dan