On Fri, 28 Jul 2000, Ivan Passos wrote:
>
> Hello,
>
> Imagine a card that implements PPP in its own firmware (i.e. it doesn't
> use pppd), and this firmware talks to a driver in the kernel. How can this
> card do user authentication??
User authentication is always a userspace issue, and should (and
can't) never be a kernelspace one.
Kernel only knows uid and gids.
> I understand how pppd does it (from userspace), but I don't know how a
> driver in the kernel can do the authentication directly (from
> kernelspace).
You can't. The kernel has no way to know where relevant files etc. are.
> Is it possible?? Is there any driver that already does it?? What's the
> infrastructure (if any) that the driver should use in order to do that??
Use a userspace deamon that does it for you. Or dump the card :-)
> Thanks in advance for your help!
>
> Regards,
> Ivan
Igmar
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This archive was generated by hypermail 2b29 : Mon Jul 31 2000 - 21:00:30 EST