From: Johannes Berg <johannes@sipsolutions.net>
To: VN <vnik5287@gmail.com>
Cc: linux-wireless@vger.kernel.org
Subject: Re: mac80211 noob question
Date: Sat, 12 Dec 2009 11:25:13 +0100 [thread overview]
Message-ID: <1260613513.2442.319.camel@johannes.local> (raw)
In-Reply-To: <157c4da70912120218lc53633bk62fc9ee99377a231@mail.gmail.com>
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On Sat, 2009-12-12 at 21:18 +1100, VN wrote:
> Hi list,
> I've recently started hacking mac80211/ath5k in order to implement my
> idea of cooperative relaying. I had a good look at the mac80211 code
> and couldn't find anything that deals with ACKing... or is it done in
> firmware and some flag is set to indicate that the frame has been
> acknowledged? What I'm trying to achieve right now is to receive a
> data frame while in monitor mode (e.g. ieee80211_rx_start_monitor())
> and then check if it has been acknowledged by the destination node.
> would be very grateful for any tips!
I think you're confused? If you receive a frame, your own hardware will
have sent the ACK. If you TX a frame, you will see it on the monitor
iface with the radiotap ack flag set or clear, see hostapd for example
code.
johannes
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next prev parent reply other threads:[~2009-12-12 10:25 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-12 10:18 mac80211 noob question VN
2009-12-12 10:25 ` Johannes Berg [this message]
2009-12-12 11:29 ` VN
2009-12-12 11:30 ` Johannes Berg
2009-12-12 11:40 ` Vitalik Nikolyenko
2009-12-12 11:44 ` Johannes Berg
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