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On Wed, 19 Sep 2001, Andrew Brown wrote:

> >> I'd like to have a device (/dev/wi0 or something) that can be used as
> >> a method to pass data into and out of the kernel.  I'd use this as a
> >> way to pass along packets that perhaps I don't want to send to the
> >> IP stack (management, encrypted or undecryptable frames, etc) as
> >> well as a general purpose async notification pipe for monitoring
> >> AP associations, signal strengths, etc.
> >
> >I've heard BSD/OS uses BPF to capture 802.11 packets, which is basically
> >the right way, IMHO.
>
> we currently have the bpf tap attached after the pseudo ethernet
> header is constructed, so 802.11 packets end up looking like regular
> ethernet packets.  would it be outlandish for me to suggest an ioctl
> to frob this?

Isn't that how linux does it (802.11 looking like ethernet packets)?

If it is it would be nice to remain (or become) compatible so we can use
ethereal etc to analyse the packets...

- -- 
When Ted's fixing your computer at a quarter past one, eat your
Whopper  with cheese in his face. He functions better when he's
slightly dizzy from hunger.
[see: http://sysday.tripod.com/time.htm]           [0x2ECA0975]
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