Date: Thu, 13 Apr 2000 21:41:49 -0400 (EDT) From: Jim Flowers <jflowers@ezo.net> To: Nick Sayer <nsayer@quack.kfu.com> Cc: freebsd-hackers@FreeBSD.ORG, freebsd-mobile@FreeBSD.ORG, adam@ezo.net Subject: Re: RFC: if_wi.c bridging patch Message-ID: <Pine.BSI.3.91.1000413213913.1454A-100000@lily.ezo.net> In-Reply-To: <200004132355.QAA70429@medusa.kfu.com>
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We were unable to get a wi configured on 4.0 release yesterday but it may
be that we didn't have the time to check out the configuration fully.
Was never recognized on boot-up. We've got a few more to get configured
over the next week so we'll put your patch in and try again.
Jim Flowers <jflowers@ezo.net>
#4 ISP on C|NET, #1 in Ohio
On Thu, 13 Apr 2000, Nick Sayer wrote:
>
> I have had some wi cards for a while, and while I have managed to get
> an Airport to work (a friend helped me out), I believe that adding wi
> to the list of bridge compatible interfaces may be helpful.
>
> According to the documentation, the IBSS mode of the driver doesn't
> work. That's too bad, as in combination with this patch, you could
> make your own "airport" this way. IBSS is desirable because it allows
> power management mode to work on the BSS client machines. C'est la
> guerre.
>
> I don't have a wi in a position that is comfortable for me to test.
> But if someone can verify that this works, I will commit it.
>
> This is relative to RELENG_4.
>
> --- if_wi.c.orig Thu Apr 13 16:36:37 2000
> +++ if_wi.c Thu Apr 13 16:48:53 2000
> @@ -102,6 +102,10 @@
>
> #include <net/bpf.h>
>
> +#ifdef BRIDGE
> +#include <net/bridge.h>
> +#endif
> +
> #include <machine/if_wavelan_ieee.h>
> #include <i386/isa/if_wireg.h>
>
> @@ -425,8 +429,31 @@
> ifp->if_ipackets++;
>
> /* Handle BPF listeners. */
> - if (ifp->if_bpf) {
> + if (ifp->if_bpf)
> bpf_mtap(ifp, m);
> +
> +#ifdef BRIDGE
> + if (do_bridge) {
> + struct ifnet *bdg_ifp;
> + bdg_ifp = bridge_in(m);
> + if (bdg_ifp == BDG_DROP) {
> + if (m)
> + m_free(m);
> + return; /* and drop */
> + }
> + if (bdg_ifp != BDG_LOCAL)
> + bdg_forward(&m, bdg_ifp);
> + if (bdg_ifp != BDG_LOCAL && bdg_ifp != BDG_BCAST &&
> + bdg_ifp != BDG_MCAST) {
> + if (m)
> + m_free(m);
> + return; /* and drop */
> + }
> + /* all others accepted locally */
> + }
> + else
> +#endif
> + {
> if (ifp->if_flags & IFF_PROMISC &&
> (bcmp(eh->ether_dhost, sc->arpcom.ac_enaddr,
> ETHER_ADDR_LEN) && (eh->ether_dhost[0] & 1) == 0)) {
>
>
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