1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2015-2019 Yandex LLC
5 * Copyright (c) 2015-2019 Andrey V. Elsukov <ae@FreeBSD.org>
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31#ifndef	_IP_FW_NAT64STL_H_
32#define	_IP_FW_NAT64STL_H_
33
34#include "ip_fw_nat64.h"
35#include "nat64_translate.h"
36
37struct nat64stl_cfg {
38	struct named_object	no;
39
40	uint16_t		map64;	/* table with 6to4 mapping */
41	uint16_t		map46;	/* table with 4to6 mapping */
42
43	struct nat64_config	base;
44#define	NAT64STL_KIDX		0x0100
45#define	NAT64STL_46T		0x0200
46#define	NAT64STL_64T		0x0400
47	/* flags to pass to userland */
48#define	NAT64STL_FLAGSMASK	(NAT64_LOG | NAT64_ALLOW_PRIVATE)
49	char			name[64];
50};
51
52VNET_DECLARE(uint16_t, nat64stl_eid);
53#define	V_nat64stl_eid	VNET(nat64stl_eid)
54#define	IPFW_TLV_NAT64STL_NAME	IPFW_TLV_EACTION_NAME(V_nat64stl_eid)
55
56int ipfw_nat64stl(struct ip_fw_chain *chain, struct ip_fw_args *args,
57    ipfw_insn *cmd, int *done);
58
59#endif
60
61