1223637Sbz/*	$OpenBSD: filter.h,v 1.4 2007/08/01 09:31:41 henning Exp $ */
2171169Smlaier
3171169Smlaier/*
4171169Smlaier * Copyright (c) 2004, 2005 Camiel Dobbelaar, <cd@sentia.nl>
5171169Smlaier *
6171169Smlaier * Permission to use, copy, modify, and distribute this software for any
7171169Smlaier * purpose with or without fee is hereby granted, provided that the above
8171169Smlaier * copyright notice and this permission notice appear in all copies.
9171169Smlaier *
10171169Smlaier * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11171169Smlaier * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12171169Smlaier * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13171169Smlaier * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14171169Smlaier * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15171169Smlaier * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16171169Smlaier * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17171169Smlaier */
18171169Smlaier
19171169Smlaier#define	FTP_PROXY_ANCHOR "ftp-proxy"
20171169Smlaier
21171169Smlaierint add_filter(u_int32_t, u_int8_t, struct sockaddr *, struct sockaddr *,
22171169Smlaier    u_int16_t);
23171169Smlaierint add_nat(u_int32_t, struct sockaddr *, struct sockaddr *, u_int16_t,
24171169Smlaier    struct sockaddr *, u_int16_t, u_int16_t);
25171169Smlaierint add_rdr(u_int32_t, struct sockaddr *, struct sockaddr *, u_int16_t,
26171169Smlaier    struct sockaddr *, u_int16_t);
27171169Smlaierint do_commit(void);
28171169Smlaierint do_rollback(void);
29223637Sbzvoid init_filter(const char *, const char *, int);
30171169Smlaierint prepare_commit(u_int32_t);
31171169Smlaierint server_lookup(struct sockaddr *, struct sockaddr *, struct sockaddr *);
32