Re: Question on SOCK_RAW, implement a bpf->other host tee
From: Bruce M Simpson (bms_at_spc.org)
Date: 07/19/04
- Previous message: Robert Watson: "Re: Question on SOCK_RAW, implement a bpf->other host tee"
- In reply to: Robert Watson: "Re: Question on SOCK_RAW, implement a bpf->other host tee"
- Next in thread: Robert Watson: "Re: Question on SOCK_RAW, implement a bpf->other host tee"
- Reply: Robert Watson: "Re: Question on SOCK_RAW, implement a bpf->other host tee"
- Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
Date: Sun, 18 Jul 2004 23:19:25 +0100 To: Robert Watson <rwatson@freebsd.org>
On Sun, Jul 18, 2004 at 05:38:22PM -0400, Robert Watson wrote:
> > I have swapped the ip_len, ip_off fields.
>
> Are you sure you need to do this? I thought BPF/PCAP provided those
> fields in network byte order already, in which case you shouldn't need to
> touch these fields unless you need to adjust them.
I think Don is referring to the fact that IP_HDRINCL in our stack expects
to see these fields in host byte order (as per my update of the ip(4) manual
page quite recently). Raw socket stuff being different from bpf stuff.
BMS
_______________________________________________
freebsd-net@freebsd.org mailing list
http://lists.freebsd.org/mailman/listinfo/freebsd-net
To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
- Previous message: Robert Watson: "Re: Question on SOCK_RAW, implement a bpf->other host tee"
- In reply to: Robert Watson: "Re: Question on SOCK_RAW, implement a bpf->other host tee"
- Next in thread: Robert Watson: "Re: Question on SOCK_RAW, implement a bpf->other host tee"
- Reply: Robert Watson: "Re: Question on SOCK_RAW, implement a bpf->other host tee"
- Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
Relevant Pages
|