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List:       tcpdump-workers
Subject:    Re: [tcpdump-workers] BPF return value.
From:       Darren Reed <darrenr () reed ! wattle ! id ! au>
Date:       2000-06-20 1:40:47
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In some email I received from Bill Fenner, sie wrote:
> 
> I can't speak for any other OS's, but FreeBSD does:
> 
>                 slen = bpf_filter(d->bd_filter, pkt, pktlen, pktlen);
>                 if (slen != 0)
>                         catchpacket(d, pkt, pktlen, slen, bcopy);
> 
> which certainly uses the return value of bpf_filter() as the snaplen.

Thanks.

Darren
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