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From: Guy Harris <guy-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org>
To: Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
Cc: Simon Barber <simon-vp0mx6+5gkqFX2APIN6yfw@public.gmane.org>,
	radiotap-S783fYmB3Ccdnm+yROfE0A@public.gmane.org
Subject: Re: [RFC] 0-length PPDU reporting
Date: Tue, 19 Jun 2018 15:50:02 -0700	[thread overview]
Message-ID: <BC6DCA08-4049-4B7A-A7C0-9FC545173FE5@alum.mit.edu> (raw)
In-Reply-To: <3028EC8F-6CFD-4F52-8349-D49B1F37AC22-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org>

On Jun 19, 2018, at 2:20 PM, Guy Harris <guy-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org> wrote:

> On Jun 18, 2018, at 12:20 PM, Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org> wrote:
> 
>> A wireshark patch should be pretty simple, just don't call through to
>> the 802.11 dissector?
> 
> Yes, although if it has radio information you should call through to the "802.11 radio" dissector (so that it shows the radio information in a pseudo-header-independent format) and pass along information to let it know that *it* shouldn't call through to the 802.11 frame dissector.

Tcpdump would also need to be changed not to call ieee802_11_print() at the end of ieee802_11_radio_print() in print-802_11.c - just return "len" for 0-length PPDUs.

  parent reply	other threads:[~2018-06-19 22:50 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-18 14:37 [RFC] 0-length PPDU reporting Johannes Berg
     [not found] ` <1529332670.3490.50.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2018-06-18 16:05   ` Simon Barber
     [not found]     ` <00986C20-9443-40FC-9A7E-DE636A743951-vp0mx6+5gkqFX2APIN6yfw@public.gmane.org>
2018-06-18 19:20       ` Johannes Berg
     [not found]         ` <1529349637.3092.8.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2018-06-19 21:20           ` Guy Harris
     [not found]             ` <3028EC8F-6CFD-4F52-8349-D49B1F37AC22-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org>
2018-06-19 22:50               ` Guy Harris [this message]
     [not found]                 ` <BC6DCA08-4049-4B7A-A7C0-9FC545173FE5-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org>
2018-06-29 10:49                   ` Johannes Berg
2018-07-02 14:33   ` Johannes Berg
     [not found]     ` <1530542000.3117.4.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2018-07-03 12:13       ` Johannes Berg
2018-07-09  8:30   ` [RFA] 0-length PSDU reporting Johannes Berg
     [not found]     ` <1531125042.3298.5.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2018-08-09  1:53       ` Guy Harris
     [not found]         ` <AEBBAD8F-A779-4E0A-B40D-659D55DFE847-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org>
2018-08-13 10:35           ` Johannes Berg
     [not found]             ` <1534156537.3093.7.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2018-08-14  8:30               ` Johannes Berg
2018-09-04 12:10   ` [ADOPTION] " Johannes Berg

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