1/*-
2 * Copyright (c) 2016 Yandex LLC
3 * Copyright (c) 2016 Andrey V. Elsukov <ae@FreeBSD.org>
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef	_NETINET6_IP_FW_NPTV6_H_
29#define	_NETINET6_IP_FW_NPTV6_H_
30
31struct ipfw_nptv6_stats {
32	uint64_t	in2ex;		/* Int->Ext packets translated */
33	uint64_t	ex2in;		/* Ext->Int packets translated */
34	uint64_t	dropped;	/* dropped due to some errors */
35	uint64_t	reserved[5];
36};
37
38typedef struct _ipfw_nptv6_cfg {
39	char		name[64];	/* NPTv6 instance name */
40	struct in6_addr	internal;	/* NPTv6 internal prefix */
41	union {
42		struct in6_addr	external; /* NPTv6 external prefix */
43		char	if_name[IF_NAMESIZE];
44	};
45	uint8_t		plen;		/* Prefix length */
46	uint8_t		set;		/* Named instance set [0..31] */
47	uint8_t		spare[2];
48	uint32_t	flags;
49#define	NPTV6_DYNAMIC_PREFIX	1	/* Use dynamic external prefix */
50} ipfw_nptv6_cfg;
51
52#endif /* _NETINET6_IP_FW_NPTV6_H_ */
53