Date: Thu, 01 Dec 2005 10:32:41 +0100 From: Andre Oppermann <andre@freebsd.org> To: Jon <comepu@gmail.com> Cc: freebsd-net@freebsd.org Subject: Re: what means "accf" in soisconnected function? thanks! Message-ID: <438EC339.38FA8CE5@freebsd.org> References: <20051119120111.4BF2316A421@hub.freebsd.org> <001001c5f659$4e2fe0d0$ba00a8c0@wtfzhangj>
next in thread | previous in thread | raw e-mail | index | archive | help
Jon wrote:
>
> I am reading 'soisconnected' function in 'Uipc_socket2.c' file.
> I find this lines. But I cannot find accf's mean. can you explain to me?thank you very much!
This is the accept filter stuff we have. Take a look at setsockopt(2)
and accept_filter(9).
--
Andre
> if ((so->so_options & SO_ACCEPTFILTER) == 0) {
> ...
> } else {
> ACCEPT_UNLOCK();
> SOCK_LOCK(so);
> so->so_upcall =
> head->so_accf->so_accept_filter->accf_callback;
> so->so_upcallarg = head->so_accf->so_accept_filter_arg;
> so->so_rcv.sb_flags |= SB_UPCALL;
> so->so_options &= ~SO_ACCEPTFILTER;
> SOCK_UNLOCK(so);
> so->so_upcall(so, so->so_upcallarg, M_DONTWAIT);
> }
>
> --------------------------------------------------------------------------------
> _______________________________________________
> 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"
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?438EC339.38FA8CE5>