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 31 struct 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 38 typedef 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