Date: Wed, 04 Feb 2009 13:04:04 +0300 From: Vladimir Grebenschikov <vova@fbsd.ru> To: Hans Petter Selasky <hselasky@c2i.net> Cc: freebsd-current@freebsd.org Subject: Re: USB2 - libusb20 vs devel/libusb Message-ID: <1233741844.1767.133.camel@localhost> In-Reply-To: <200902041049.27444.hselasky@c2i.net> References: <1233732660.1767.30.camel@localhost> <200902041049.27444.hselasky@c2i.net>
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On Wed, 2009-02-04 at 10:49 +0100, Hans Petter Selasky wrote:
> > I have security/libfprint (finger-print reader that uses ugen device)
> > that stop working after upgrade.
> >
> > Following entry in /etc/libmap.conf make it works somehow
> > libusb-0.1.so libusb20.so
> > libusb-0.1.so.8 libusb20.so.1
> >
> > It allows library to access usb device, but pam authentication with it
> > still does not work ( looks like it reads fingerprint correctly, but
> > fails later ).
>
> Have you checked the permissions of your device?
>
> usbconfig dump_access
I guess problem is not in access, it reads device
$ sudo -s
Scan right ring finger on UPEK TouchStrip
>>> it founds chip
Scan didn't quite work. Please try again.
>>> wrong scan
Scan right ring finger on UPEK TouchStrip
>>> good scan, and some kind of failure here
Password:
sudo: pam_authenticate: conversation failure
$
# usbconfig -u 3 -a 3 dump_access
Global Access: root:operator 0660
ugen3.3: <Biometric Coprocessor STMicroelectronics> at usbus3, cfg=0
md=HOST spd=FULL (12Mbps) pwr=ON
Device Access: operator:operator 0660
Interface 0 Access: <not set>
#
(I am in operator group)
> >
> > What is right way to handle that situation ?
> > Is there universal library, that will work for both stacks ?
>
> I was thinking about doing some detection inside libusb in ports, but
> currently you have to switch manually. On problem is that the libusb code in
> ports is not BSD licensed, so we cannot just copy in the old UGEN support :-(
Probably we may provide patch against devel/libusb to depend it on
libusb20 ?
So devel/libusb will stay LGPLed but libusb20 will be BSD licensed ?
--
Vladimir B. Grebenschikov
vova@fbsd.ru
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