Re: Vendor extensions on radiotap for Atheros

On Wed, Aug 26, 2009 at 10:52:30AM -0700, Luis R. Rodriguez wrote:
> [ resending to the right new e-mail distribution list now ]
> 
> Atheros would like to start using Radiotap vendor extensions [1]. Do
> we just start using our OUI for this, extend the extension info on the
> wiki and perhaps contribute parsing of it to existing parsers?
> 
> Is that the procedure?

Yes, except we haven't adopted vendor extensions as a standard.  Step 1:
propose (and adopt) vendor extensions as a standard.  Step 2: the rest.

> [1] http://www.radiotap.org/Discussion/Vendor-Extensions

I think it is a good description, is it understood by everyone?

I should underscore that for backwards compatibility, an implementation
should not interpret bit 29 or bit 30 as an implicit extension of the
presence-bitmap, but you still have to use bit 31, the presence-bitmap
extension bit, to extend the bitmap.

Dave

-- 
David Young             OJC Technologies
[email protected]      Urbana, IL * (217) 278-3933