xref: /freebsd/sys/netinet6/ip_fw_nptv6.h (revision 3416500aef140042c64bc149cb1ec6620483bc44)
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  * $FreeBSD$
28  */
29 
30 #ifndef	_NETINET6_IP_FW_NPTV6_H_
31 #define	_NETINET6_IP_FW_NPTV6_H_
32 
33 struct ipfw_nptv6_stats {
34 	uint64_t	in2ex;		/* Int->Ext packets translated */
35 	uint64_t	ex2in;		/* Ext->Int packets translated */
36 	uint64_t	dropped;	/* dropped due to some errors */
37 	uint64_t	reserved[5];
38 };
39 
40 typedef struct _ipfw_nptv6_cfg {
41 	char		name[64];	/* NPTv6 instance name */
42 	struct in6_addr	internal;	/* NPTv6 internal prefix */
43 	struct in6_addr	external;	/* NPTv6 external prefix */
44 	uint8_t		plen;		/* Prefix length */
45 	uint8_t		set;		/* Named instance set [0..31] */
46 	uint8_t		spare[2];
47 	uint32_t	flags;
48 } ipfw_nptv6_cfg;
49 
50 #endif /* _NETINET6_IP_FW_NPTV6_H_ */
51 
52