Re: [RFC 0/3] cfg80211, mac80211: Introduce radiotap flags for finer userspace control of injection

["Stefanik Gábor" <netrolller.3d@gmail.com>]

On Fri, Dec 12, 2008 at 11:37 PM, Johannes Berg
<johannes@sipsolutions.net> wrote:
> On Fri, 2008-12-12 at 23:32 +0100, Stefanik G=E1bor wrote:
>> Userspace packet injector applications might want to transmit packet=
s
>> that are, by design, not supposed to be acked. In other cases, an
>> injector application may need to control the sequence number of the
>> packets it transmits. Introduce 2 new flags in the "TX flags" Radiot=
ap
>> fields, controlling these 2 behaviors.
>>
>> The new fields are as follows:
>>
>>  * IEEE80211_RADIOTAP_TX_FLAGS
>>
>>    IEEE80211_RADIOTAP_F_TX_NO_ACK: Transmit the packet once with no =
waiting for
>>                                  an ACK and no retrying if no ACK re=
ceived
>>    IEEE80211_RADIOTAP_F_TX_NO_SEQ: Use the sequence number already p=
resent in
>>                                  the 802.11 header, do not generate =
a new one
>>                                  in the driver/stack. Useful when in=
jecting
>>                                  fragments with the same sequence nu=
mber.
>
> Umm, these aren't really defined by radiotap yet. Does all of this ha=
ve
> to be NOW?
>
> johannes
>

No, that's why I submitted it as an RFC.

By the way, what is the preferred method of contacting the Radiotap
staff now that the mailing list seems to be permanently down?

--G=E1bor

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