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Date:      Thu, 20 Mar 2008 11:13:08 +0000 (UTC)
From:      Vadim Goncharov <vadim_nuclight@mail.ru>
To:        freebsd-net@freebsd.org
Subject:   Re: bpf packet capture and SOCK_STREAM socket redirects...
Message-ID:  <slrnfu4hm4.1b5e.vadim_nuclight@hostel.avtf.net>
References:  <cffd8c580803192006g4045258bxcf8fa10b322a640@mail.gmail.com> <cffd8c580803200243u4465889m197d2a7ca6d0fff7@mail.gmail.com> <slrnfu4g5d.1b5e.vadim_nuclight@hostel.avtf.net> <cffd8c580803200357l686d6e40qb49b3ecadb734151@mail.gmail.com>

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Hi Alireza Torabi! 

On Thu, 20 Mar 2008 10:57:39 +0000; Alireza Torabi wrote about 'Re: bpf packet capture and SOCK_STREAM socket redirects...':

> That's sort of the problem. I've got a data link capture of the packet
> (bpf) and let say I redirect this packet to a  SOCK_STREAM on another
> machine and the whole thing will work fine (OK after rewritting some
> mac and ip and checksums...).

> I just need to do this on the SOCK_STREAM of the same machine. If I
> try to put it in another way:

> Is it possible to do a bpf write of a packet that can be seen by the
> interface the bpf is bound to?

AFAIK, no.

> This means that the interface does it's normal work and the packet
> will be deliverd to SOCK_STREAM bound to it.

What exactly is your task? May be it is worth consider some other ways if
additional details are known.

-- 
WBR, Vadim Goncharov. ICQ#166852181       mailto:vadim_nuclight@mail.ru
[Moderator of RU.ANTI-ECOLOGY][FreeBSD][http://antigreen.org][LJ:/nuclight]




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