xref: /freebsd/sys/netinet6/ip_fw_nptv6.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
1b867e84eSAndrey V. Elsukov /*-
2b867e84eSAndrey V. Elsukov  * Copyright (c) 2016 Yandex LLC
3b867e84eSAndrey V. Elsukov  * Copyright (c) 2016 Andrey V. Elsukov <ae@FreeBSD.org>
4b867e84eSAndrey V. Elsukov  * All rights reserved.
5b867e84eSAndrey V. Elsukov  *
6b867e84eSAndrey V. Elsukov  * Redistribution and use in source and binary forms, with or without
7b867e84eSAndrey V. Elsukov  * modification, are permitted provided that the following conditions
8b867e84eSAndrey V. Elsukov  * are met:
9b867e84eSAndrey V. Elsukov  *
10b867e84eSAndrey V. Elsukov  * 1. Redistributions of source code must retain the above copyright
11b867e84eSAndrey V. Elsukov  *    notice, this list of conditions and the following disclaimer.
12b867e84eSAndrey V. Elsukov  * 2. Redistributions in binary form must reproduce the above copyright
13b867e84eSAndrey V. Elsukov  *    notice, this list of conditions and the following disclaimer in the
14b867e84eSAndrey V. Elsukov  *    documentation and/or other materials provided with the distribution.
15b867e84eSAndrey V. Elsukov  *
16b867e84eSAndrey V. Elsukov  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17b867e84eSAndrey V. Elsukov  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18b867e84eSAndrey V. Elsukov  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19b867e84eSAndrey V. Elsukov  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20b867e84eSAndrey V. Elsukov  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21b867e84eSAndrey V. Elsukov  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22b867e84eSAndrey V. Elsukov  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23b867e84eSAndrey V. Elsukov  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24b867e84eSAndrey V. Elsukov  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25b867e84eSAndrey V. Elsukov  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26b867e84eSAndrey V. Elsukov  */
27b867e84eSAndrey V. Elsukov 
28b867e84eSAndrey V. Elsukov #ifndef	_NETINET6_IP_FW_NPTV6_H_
29b867e84eSAndrey V. Elsukov #define	_NETINET6_IP_FW_NPTV6_H_
30b867e84eSAndrey V. Elsukov 
31b867e84eSAndrey V. Elsukov struct ipfw_nptv6_stats {
32b867e84eSAndrey V. Elsukov 	uint64_t	in2ex;		/* Int->Ext packets translated */
33b867e84eSAndrey V. Elsukov 	uint64_t	ex2in;		/* Ext->Int packets translated */
34b867e84eSAndrey V. Elsukov 	uint64_t	dropped;	/* dropped due to some errors */
35b867e84eSAndrey V. Elsukov 	uint64_t	reserved[5];
36b867e84eSAndrey V. Elsukov };
37b867e84eSAndrey V. Elsukov 
38b867e84eSAndrey V. Elsukov typedef struct _ipfw_nptv6_cfg {
39b867e84eSAndrey V. Elsukov 	char		name[64];	/* NPTv6 instance name */
40b867e84eSAndrey V. Elsukov 	struct in6_addr	internal;	/* NPTv6 internal prefix */
41*b2b56606SAndrey V. Elsukov 	union {
42b867e84eSAndrey V. Elsukov 		struct in6_addr	external; /* NPTv6 external prefix */
43*b2b56606SAndrey V. Elsukov 		char	if_name[IF_NAMESIZE];
44*b2b56606SAndrey V. Elsukov 	};
45b867e84eSAndrey V. Elsukov 	uint8_t		plen;		/* Prefix length */
46b867e84eSAndrey V. Elsukov 	uint8_t		set;		/* Named instance set [0..31] */
47b867e84eSAndrey V. Elsukov 	uint8_t		spare[2];
48b867e84eSAndrey V. Elsukov 	uint32_t	flags;
49*b2b56606SAndrey V. Elsukov #define	NPTV6_DYNAMIC_PREFIX	1	/* Use dynamic external prefix */
50b867e84eSAndrey V. Elsukov } ipfw_nptv6_cfg;
51b867e84eSAndrey V. Elsukov 
52b867e84eSAndrey V. Elsukov #endif /* _NETINET6_IP_FW_NPTV6_H_ */
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