Re: Patches for wlan filtering

["Gianluca Varenni" <gianluca.varenni () cacetech com>]

It seems to work ok.

Thanks!
GV

----- Original Message ----- 
From: "Guy Harris" <guy () alum mit edu>
To: <tcpdump-workers () lists tcpdump org>
Sent: Tuesday, November 06, 2007 11:12 AM
Subject: Re: [tcpdump-workers] Patches for wlan filtering


> Gianluca Varenni wrote:
>
> > I think I found the problem:
>
> Yup, I just discovered that myself.
>
> I've checked in a change that fixes it to do
>
> (000) ldb      [3]
> (001) lsh      #8
> (002) tax
> (003) ldb      [2]
> (004) or       x
> (005) st       M[0]
> (006) tax
> (007) txa
> (008) add      #24
> (009) st       M[1]
> (010) ldb      [x + 0]
> (011) jset     #0x8             jt 12   jf 17
> (012) jset     #0x4             jt 17   jf 13
> (013) jset     #0x80            jt 14   jf 17
> (014) ld       M[1]
> (015) add      #2
> (016) st       M[1]
> (017) ld       [4]
> (018) jeq      #0x69000000      jt 19   jf 29
> (019) ldx      M[0]
> (020) ldb      [x + 0]
> (021) jset     #0x4             jt 29   jf 22
> (022) ldx      M[0]
> (023) ldb      [x + 0]
> (024) jset     #0x8             jt 25   jf 29
> (025) ldx      M[1]
> (026) ldh      [x + 6]
> (027) jeq      #0x800           jt 28   jf 29
> (028) ret      #68
> (029) ret      #0
>
> Try that.
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