From: Marek Lindner <lindner_marek@yahoo.de>
To: The list for a Better Approach To Mobile Ad-hoc Networking
<b.a.t.m.a.n@lists.open-mesh.org>
Subject: Re: [B.A.T.M.A.N.] [PATCH] batctl: add raw wifi packet decapsulation support
Date: Thu, 27 Jan 2011 13:27:57 +0100 [thread overview]
Message-ID: <201101271327.58266.lindner_marek@yahoo.de> (raw)
In-Reply-To: <20110126154127.GA6813@lunn.ch>
Hi,
> > + shost = wifi_hdr->addr2;
> > + if (fc & IEEE80211_FCTL_FROMDS)
> > + shost = wifi_hdr->addr3;
> > + else if (fc & IEEE80211_FCTL_TODS)
> > + shost = wifi_hdr->addr4;
> > +
> > + dhost = wifi_hdr->addr1;
> > + if (fc & IEEE80211_FCTL_TODS)
> > + dhost = wifi_hdr->addr3;
>
> What would happen if you happened to pick up a WDS packet? Four
> addresses in the packet. Do we see sensible addresses?
we should - that is what addr4 is used for but I did not test it. Let me know
if it does not work for you.
> > +
> > + hdr_len = 24;
> > + if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
> > + hdr_len = 30;
>
> Again, WDS? We are now a few bytes out when decoding the rest of the
> packet.
I don't understand what you are trying to say here. Are you sure it is not
working or are you worried that WDS might not work ? If you have doubts please
explain them in more detail.
Thanks,
Marek
next prev parent reply other threads:[~2011-01-27 12:27 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-26 14:30 [B.A.T.M.A.N.] [PATCH] batctl: add raw wifi packet decapsulation support Marek Lindner
2011-01-26 15:02 ` Sven Eckelmann
2011-01-27 12:37 ` Marek Lindner
2011-01-26 15:41 ` Andrew Lunn
2011-01-27 12:27 ` Marek Lindner [this message]
2011-01-28 17:24 ` Andrew Lunn
2011-01-28 20:14 ` Marek Lindner
2011-01-29 16:16 ` [B.A.T.M.A.N.] [PATCHv2] " Marek Lindner
2011-02-01 22:08 ` Marek Lindner
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