Date: Thu, 17 Jan 2002 18:16:08 -0800 (PST) From: Archie Cobbs <archie@dellroad.org> To: Florent Parent <Florent.Parent@viagenie.qc.ca> Cc: freebsd-net@FreeBSD.ORG Subject: Re: netgraph: how to setsockopt on ksocket node ? Message-ID: <200201180216.g0I2G8k23055@arch20m.dellroad.org> In-Reply-To: <31440000.1011279577@blues.viagenie.qc.ca> "from Florent Parent at Jan 17, 2002 09:59:37 am"
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Florent Parent writes:
> Anyone has an example on how to setsockopt on a ksocket node in netgraph?
>
> struct opts {
> int level;
> int name;
> int value;
> } myopts = { SOL_SOCKET, SO_REUSEADDR, 1
> };
>
> ret = NgSendMsg(cs, epath, NGM_KSOCKET_COOKIE, NGM_KSOCKET_SETOPT,
> (struct ng_ksocket_sockopt *)&myopts,
> sizeof(myopts)));
>
> return error 14 "Bad address".
>
> Did some tracing in ng_ksocket.c and the struct sockopt sent as argument to
> sosetopt() seems to contains sane values:
>
> sopt.sopt_val = 0xc182452c (pointer dereferences to 1)
> sopt.sopt_valsize = 4
What kind of socket?
What version of FreeBSD?
That should work.. if the error is coming from the sosetopt()
call then it's a socket problem rather than a netgraph problem.
What if you create the socket normally and call setsockopt()?
Cheers,
-Archie
__________________________________________________________________________
Archie Cobbs * Packet Design * http://www.packetdesign.com
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