On Thu, 14 Dec 2006 14:03:28 +0100
Silviu Craciunas <[email protected]> wrote:
> On Wed, 2006-12-13 at 15:53 -0800, Stephen Hemminger wrote:
> > The connection between file and network device is through many
> > layers and there is no direct binding. It could be 0 to N interfaces
> > and even be data dependent.
>
> you mean protocol dependent? yes,it goes trough the layer of the vfs but
> I thought there may be a way to get to the struct net_device from the
> struct file. You have the dev_base which contains all devices and in the
> net_device there is the ifindex which is the unique identifier. I guess
> there is no way to know the ifindex directly from a socket struct.
>
> thanks
> silviu
>
You can have things like netfilter and traffic classifiers that look
at packet.
--
Stephen Hemminger <[email protected]>
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