Re: Anyone play with divert sockets lately?

From: Randall Stewart <rrs_at_cisco.com>
Date: Tue, 26 Sep 2006 06:26:42 -0400
Ian FREISLICH wrote:

> 
> 
> I'm using divert sockets extensively for some tunnel/vpn software
> I wrote _way_ back.  It's running fine on -CURRENT (Tue Sep 19
> 08:33:01 SAST 2006), 4.11-STABLE, and just about everything in
> between.  I've not had to change the code substantially to make it
> work on newer BSDs.  All our VoIP goes through this piece of code:
> 
> 		memset(&from, '\0', sizeof from);
> 		from.sin_addr.s_addr = INADDR_ANY;
> 		from.sin_port = config.tuns[config.tun].fw_rule;
> 		while (tot + ntohs(hdr->length) <= (p - buf + in)) {
>                         out = sendto(config.tuns[config.tun].div_fd, buf + tot,
> 			    ntohs(hdr->length), 0, (struct sockaddr *)&from,
> 			    sizeof(addr));
> 		...
> 
>
Well, its interesting ... 6.1 appears to work.. but 7.0 does not..

Now I don't think the code we have does anything with setting the 
sin_port like you do (to config.tuns[]...)

Maybe thats the issue... Not sure... I will have to go
back and look at the code :-0

R


-- 
Randall Stewart
NSSTG - Cisco Systems Inc.
803-345-0369 <or> 815-342-5222 (cell)
Received on Tue Sep 26 2006 - 08:28:21 UTC

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