in6_var.h revision 287733
12061Sjkh/*- 235479Sbde * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 32061Sjkh * All rights reserved. 433611Sjb * 532427Sjb * Redistribution and use in source and binary forms, with or without 632427Sjb * modification, are permitted provided that the following conditions 733611Sjb * are met: 833611Sjb * 1. Redistributions of source code must retain the above copyright 932427Sjb * notice, this list of conditions and the following disclaimer. 1032427Sjb * 2. Redistributions in binary form must reproduce the above copyright 112061Sjkh * notice, this list of conditions and the following disclaimer in the 1215603Smarkm * documentation and/or other materials provided with the distribution. 1330169Sjkh * 3. Neither the name of the project nor the names of its contributors 1420710Sasami * may be used to endorse or promote products derived from this software 1520710Sasami * without specific prior written permission. 163197Scsgr * 172061Sjkh * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 1812483Speter * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1934509Sbde * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 202160Scsgr * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 212834Swollman * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 222061Sjkh * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 232061Sjkh * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 242160Scsgr * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2517308Speter * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2619320Sadam * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2727788Sasami * SUCH DAMAGE. 2830169Sjkh * 2925980Sasami * $KAME: in6_var.h,v 1.56 2001/03/29 05:34:31 itojun Exp $ 301594Srgrimes */ 3117308Speter 3217308Speter/*- 3327910Sasami * Copyright (c) 1985, 1986, 1993 3427910Sasami * The Regents of the University of California. All rights reserved. 3527910Sasami * 3617308Speter * Redistribution and use in source and binary forms, with or without 3717308Speter * modification, are permitted provided that the following conditions 3817308Speter * are met: 3919175Sbde * 1. Redistributions of source code must retain the above copyright 4019175Sbde * notice, this list of conditions and the following disclaimer. 4119175Sbde * 2. Redistributions in binary form must reproduce the above copyright 4219175Sbde * notice, this list of conditions and the following disclaimer in the 4317308Speter * documentation and/or other materials provided with the distribution. 4427910Sasami * 4. Neither the name of the University nor the names of its contributors 4534509Sbde * may be used to endorse or promote products derived from this software 4627910Sasami * without specific prior written permission. 4717308Speter * 482061Sjkh * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 492061Sjkh * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 501594Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 5130169Sjkh * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 5230169Sjkh * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 5330169Sjkh * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 5430169Sjkh * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 5530169Sjkh * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 5630169Sjkh * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5730169Sjkh * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5830169Sjkh * SUCH DAMAGE. 597407Srgrimes * 607108Sphk * @(#)in_var.h 8.1 (Berkeley) 6/10/93 617108Sphk * $FreeBSD: stable/10/sys/netinet6/in6_var.h 287733 2015-09-13 01:59:50Z hrs $ 627108Sphk */ 637407Srgrimes 647407Srgrimes#ifndef _NETINET6_IN6_VAR_H_ 657407Srgrimes#define _NETINET6_IN6_VAR_H_ 667108Sphk 672061Sjkh#include <sys/tree.h> 682061Sjkh 692061Sjkh#ifdef _KERNEL 7017308Speter#include <sys/fnv_hash.h> 712061Sjkh#include <sys/libkern.h> 722061Sjkh#endif 732061Sjkh 742061Sjkh/* 752061Sjkh * Interface address, Internet version. One of these structures 7635427Sbde * is allocated for each interface with an Internet address. 7735427Sbde * The ifaddr structure contains the protocol-independent part 7830169Sjkh * of the structure and is assumed to be first. 792626Scsgr */ 802061Sjkh 812061Sjkh/* 822061Sjkh * pltime/vltime are just for future reference (required to implements 2 832061Sjkh * hour rule for hosts). they should never be modified by nd6_timeout or 842061Sjkh * anywhere else. 852061Sjkh * userland -> kernel: accept pltime/vltime 8619320Sadam * kernel -> userland: throw up everything 872061Sjkh * in kernel: modify preferred/expire only 882061Sjkh */ 892061Sjkhstruct in6_addrlifetime { 902061Sjkh time_t ia6t_expire; /* valid lifetime expiration time */ 912061Sjkh time_t ia6t_preferred; /* preferred lifetime expiration time */ 922061Sjkh u_int32_t ia6t_vltime; /* valid lifetime */ 932061Sjkh u_int32_t ia6t_pltime; /* prefix lifetime */ 942061Sjkh}; 952061Sjkh 962061Sjkhstruct nd_ifinfo; 972061Sjkhstruct scope6_id; 982834Swollmanstruct lltable; 992834Swollmanstruct mld_ifinfo; 1002834Swollman 1012834Swollman#ifdef _KERNEL 1022834Swollman#include <sys/counter.h> 1032834Swollman 1041594Srgrimesstruct in6_ifextra { 1054486Sphk counter_u64_t *in6_ifstat; 1064486Sphk counter_u64_t *icmp6_ifstat; 1074486Sphk struct nd_ifinfo *nd_ifinfo; 1084486Sphk struct scope6_id *scope6_id; 1094486Sphk struct lltable *lltable; 1102061Sjkh struct mld_ifinfo *mld_ifinfo; 1112061Sjkh}; 11225979Sjkh#else 11325979Sjkh 11425979Sjkhstruct in6_ifextra { 11525979Sjkh void *in6_ifstat; 1162061Sjkh void *icmp6_ifstat; 11725979Sjkh struct nd_ifinfo *nd_ifinfo; 1182061Sjkh struct scope6_id *scope6_id; 1192061Sjkh struct lltable *lltable; 12017308Speter struct mld_ifinfo *mld_ifinfo; 1212061Sjkh}; 1222061Sjkh#endif /* !_KERNEL */ 1232061Sjkh 1242061Sjkh#define LLTABLE6(ifp) (((struct in6_ifextra *)(ifp)->if_afdata[AF_INET6])->lltable) 1252061Sjkh 12612483Speterstruct in6_ifaddr { 12712483Speter struct ifaddr ia_ifa; /* protocol-independent info */ 12812483Speter#define ia_ifp ia_ifa.ifa_ifp 12912483Speter#define ia_flags ia_ifa.ifa_flags 1302061Sjkh struct sockaddr_in6 ia_addr; /* interface address */ 13135479Sbde struct sockaddr_in6 ia_net; /* network number of interface */ 1328854Srgrimes struct sockaddr_in6 ia_dstaddr; /* space for destination addr */ 1332061Sjkh struct sockaddr_in6 ia_prefixmask; /* prefix mask */ 1342061Sjkh u_int32_t ia_plen; /* prefix length */ 13512483Speter TAILQ_ENTRY(in6_ifaddr) ia_link; /* list of IPv6 addresses */ 1362061Sjkh int ia6_flags; 13735479Sbde 13835479Sbde struct in6_addrlifetime ia6_lifetime; 13935479Sbde time_t ia6_createtime; /* the creation time of this address, which is 14035479Sbde * currently used for temporary addresses only. 14135479Sbde */ 14235479Sbde time_t ia6_updatetime; 14335479Sbde 14435479Sbde /* back pointer to the ND prefix (for autoconfigured addresses only) */ 14535479Sbde struct nd_prefix *ia6_ndpr; 14635462Sjkh 14735462Sjkh /* multicast addresses joined from the kernel */ 14818714Sache LIST_HEAD(, in6_multi_mship) ia6_memberships; 14917308Speter /* entry in bucket of inet6 addresses */ 15034541Sbde LIST_ENTRY(in6_ifaddr) ia6_hash; 15134575Sbde}; 15234575Sbde 15334575Sbde/* List of in6_ifaddr's. */ 15434592SbdeTAILQ_HEAD(in6_ifaddrhead, in6_ifaddr); 15517308SpeterLIST_HEAD(in6_ifaddrlisthead, in6_ifaddr); 15634575Sbde 15735427Sbde/* control structure to manage address selection policy */ 15834575Sbdestruct in6_addrpolicy { 15935427Sbde struct sockaddr_in6 addr; /* prefix address */ 16034575Sbde struct sockaddr_in6 addrmask; /* prefix mask */ 16115603Smarkm int preced; /* precedence */ 16217308Speter int label; /* matching label */ 16317308Speter u_quad_t use; /* statistics */ 16417308Speter}; 16517308Speter 16617308Speter/* 16717308Speter * IPv6 interface statistics, as defined in RFC2465 Ipv6IfStatsEntry (p12). 16817308Speter */ 16917308Speterstruct in6_ifstat { 17017308Speter uint64_t ifs6_in_receive; /* # of total input datagram */ 17118362Sjkh uint64_t ifs6_in_hdrerr; /* # of datagrams with invalid hdr */ 17219966Sache uint64_t ifs6_in_toobig; /* # of datagrams exceeded MTU */ 17318362Sjkh uint64_t ifs6_in_noroute; /* # of datagrams with no route */ 17417308Speter uint64_t ifs6_in_addrerr; /* # of datagrams with invalid dst */ 17527910Sasami uint64_t ifs6_in_protounknown; /* # of datagrams with unknown proto */ 17617308Speter /* NOTE: increment on final dst if */ 17717308Speter uint64_t ifs6_in_truncated; /* # of truncated datagrams */ 17817308Speter uint64_t ifs6_in_discard; /* # of discarded datagrams */ 17928803Speter /* NOTE: fragment timeout is not here */ 18027910Sasami uint64_t ifs6_in_deliver; /* # of datagrams delivered to ULP */ 18128803Speter /* NOTE: increment on final dst if */ 18230113Sjkh uint64_t ifs6_out_forward; /* # of datagrams forwarded */ 18327910Sasami /* NOTE: increment on outgoing if */ 18417308Speter uint64_t ifs6_out_request; /* # of outgoing datagrams from ULP */ 1852061Sjkh /* NOTE: does not include forwrads */ 18627910Sasami uint64_t ifs6_out_discard; /* # of discarded datagrams */ 1872061Sjkh uint64_t ifs6_out_fragok; /* # of datagrams fragmented */ 18828803Speter uint64_t ifs6_out_fragfail; /* # of datagrams failed on fragment */ 18927910Sasami uint64_t ifs6_out_fragcreat; /* # of fragment datagrams */ 1902061Sjkh /* NOTE: this is # after fragment */ 19117308Speter uint64_t ifs6_reass_reqd; /* # of incoming fragmented packets */ 19227910Sasami /* NOTE: increment on final dst if */ 19317308Speter uint64_t ifs6_reass_ok; /* # of reassembled packets */ 19427910Sasami /* NOTE: this is # after reass */ 19527910Sasami /* NOTE: increment on final dst if */ 19627910Sasami uint64_t ifs6_reass_fail; /* # of reass failures */ 19717308Speter /* NOTE: may not be packet count */ 19827910Sasami /* NOTE: increment on final dst if */ 19917308Speter uint64_t ifs6_in_mcast; /* # of inbound multicast datagrams */ 20027910Sasami uint64_t ifs6_out_mcast; /* # of outbound multicast datagrams */ 20127910Sasami}; 20227910Sasami 20327910Sasami/* 20427910Sasami * ICMPv6 interface statistics, as defined in RFC2466 Ipv6IfIcmpEntry. 20527910Sasami * XXX: I'm not sure if this file is the right place for this structure... 20627910Sasami */ 20727910Sasamistruct icmp6_ifstat { 20827910Sasami /* 20927910Sasami * Input statistics 21027910Sasami */ 21127910Sasami /* ipv6IfIcmpInMsgs, total # of input messages */ 21234509Sbde uint64_t ifs6_in_msg; 21327910Sasami /* ipv6IfIcmpInErrors, # of input error messages */ 21427910Sasami uint64_t ifs6_in_error; 21527910Sasami /* ipv6IfIcmpInDestUnreachs, # of input dest unreach errors */ 21627910Sasami uint64_t ifs6_in_dstunreach; 21727910Sasami /* ipv6IfIcmpInAdminProhibs, # of input administratively prohibited errs */ 21835479Sbde uint64_t ifs6_in_adminprohib; 21927910Sasami /* ipv6IfIcmpInTimeExcds, # of input time exceeded errors */ 22027910Sasami uint64_t ifs6_in_timeexceed; 22134688Sbde /* ipv6IfIcmpInParmProblems, # of input parameter problem errors */ 22234688Sbde uint64_t ifs6_in_paramprob; 22327910Sasami /* ipv6IfIcmpInPktTooBigs, # of input packet too big errors */ 22435427Sbde uint64_t ifs6_in_pkttoobig; 22527910Sasami /* ipv6IfIcmpInEchos, # of input echo requests */ 22635427Sbde uint64_t ifs6_in_echo; 22727910Sasami /* ipv6IfIcmpInEchoReplies, # of input echo replies */ 22835427Sbde uint64_t ifs6_in_echoreply; 22927910Sasami /* ipv6IfIcmpInRouterSolicits, # of input router solicitations */ 23027910Sasami uint64_t ifs6_in_routersolicit; 23127910Sasami /* ipv6IfIcmpInRouterAdvertisements, # of input router advertisements */ 23227910Sasami uint64_t ifs6_in_routeradvert; 23327910Sasami /* ipv6IfIcmpInNeighborSolicits, # of input neighbor solicitations */ 23427910Sasami uint64_t ifs6_in_neighborsolicit; 23527910Sasami /* ipv6IfIcmpInNeighborAdvertisements, # of input neighbor advertisements */ 23627910Sasami uint64_t ifs6_in_neighboradvert; 23727910Sasami /* ipv6IfIcmpInRedirects, # of input redirects */ 23817308Speter uint64_t ifs6_in_redirect; 23917308Speter /* ipv6IfIcmpInGroupMembQueries, # of input MLD queries */ 24027910Sasami uint64_t ifs6_in_mldquery; 24117308Speter /* ipv6IfIcmpInGroupMembResponses, # of input MLD reports */ 24227910Sasami uint64_t ifs6_in_mldreport; 24327910Sasami /* ipv6IfIcmpInGroupMembReductions, # of input MLD done */ 24427910Sasami uint64_t ifs6_in_mlddone; 24527910Sasami 24633133Sadam /* 24717466Speter * Output statistics. We should solve unresolved routing problem... 24817308Speter */ 24927910Sasami /* ipv6IfIcmpOutMsgs, total # of output messages */ 25017308Speter uint64_t ifs6_out_msg; 25134688Sbde /* ipv6IfIcmpOutErrors, # of output error messages */ 25234688Sbde uint64_t ifs6_out_error; 25327910Sasami /* ipv6IfIcmpOutDestUnreachs, # of output dest unreach errors */ 25434688Sbde uint64_t ifs6_out_dstunreach; 25530113Sjkh /* ipv6IfIcmpOutAdminProhibs, # of output administratively prohibited errs */ 25630277Sasami uint64_t ifs6_out_adminprohib; 25734688Sbde /* ipv6IfIcmpOutTimeExcds, # of output time exceeded errors */ 25834688Sbde uint64_t ifs6_out_timeexceed; 25933133Sadam /* ipv6IfIcmpOutParmProblems, # of output parameter problem errors */ 26017308Speter uint64_t ifs6_out_paramprob; 26117308Speter /* ipv6IfIcmpOutPktTooBigs, # of output packet too big errors */ 26227910Sasami uint64_t ifs6_out_pkttoobig; 26317308Speter /* ipv6IfIcmpOutEchos, # of output echo requests */ 26427910Sasami uint64_t ifs6_out_echo; 26527910Sasami /* ipv6IfIcmpOutEchoReplies, # of output echo replies */ 26617308Speter uint64_t ifs6_out_echoreply; 26717308Speter /* ipv6IfIcmpOutRouterSolicits, # of output router solicitations */ 26827910Sasami uint64_t ifs6_out_routersolicit; 26917308Speter /* ipv6IfIcmpOutRouterAdvertisements, # of output router advertisements */ 27035479Sbde uint64_t ifs6_out_routeradvert; 27127910Sasami /* ipv6IfIcmpOutNeighborSolicits, # of output neighbor solicitations */ 27227910Sasami uint64_t ifs6_out_neighborsolicit; 27317308Speter /* ipv6IfIcmpOutNeighborAdvertisements, # of output neighbor advertisements */ 27417308Speter uint64_t ifs6_out_neighboradvert; 27527910Sasami /* ipv6IfIcmpOutRedirects, # of output redirects */ 27617308Speter uint64_t ifs6_out_redirect; 27734509Sbde /* ipv6IfIcmpOutGroupMembQueries, # of output MLD queries */ 27827910Sasami uint64_t ifs6_out_mldquery; 27933133Sadam /* ipv6IfIcmpOutGroupMembResponses, # of output MLD reports */ 28017308Speter uint64_t ifs6_out_mldreport; 28117308Speter /* ipv6IfIcmpOutGroupMembReductions, # of output MLD done */ 28227910Sasami uint64_t ifs6_out_mlddone; 28317308Speter}; 28427910Sasami 28517308Speterstruct in6_ifreq { 28617308Speter char ifr_name[IFNAMSIZ]; 28727910Sasami union { 28817308Speter struct sockaddr_in6 ifru_addr; 28927910Sasami struct sockaddr_in6 ifru_dstaddr; 29033133Sadam int ifru_flags; 29117308Speter int ifru_flags6; 29217308Speter int ifru_metric; 29334509Sbde caddr_t ifru_data; 29417308Speter struct in6_addrlifetime ifru_lifetime; 29529503Sbde struct in6_ifstat ifru_stat; 29633133Sadam struct icmp6_ifstat ifru_icmp6stat; 29717962Speter u_int32_t ifru_scope_id[16]; 29817962Speter } ifr_ifru; 29935427Sbde}; 30017962Speter 30127910Sasamistruct in6_aliasreq { 30233133Sadam char ifra_name[IFNAMSIZ]; 30317962Speter struct sockaddr_in6 ifra_addr; 30417962Speter struct sockaddr_in6 ifra_dstaddr; 30535427Sbde struct sockaddr_in6 ifra_prefixmask; 30617962Speter int ifra_flags; 30735427Sbde struct in6_addrlifetime ifra_lifetime; 30833133Sadam int ifra_vhid; 30917962Speter}; 31017962Speter 31127910Sasami/* pre-10.x compat */ 31217962Speterstruct oin6_aliasreq { 31327910Sasami char ifra_name[IFNAMSIZ]; 31433133Sadam struct sockaddr_in6 ifra_addr; 31535479Sbde struct sockaddr_in6 ifra_dstaddr; 31617308Speter struct sockaddr_in6 ifra_prefixmask; 31717308Speter int ifra_flags; 31827910Sasami struct in6_addrlifetime ifra_lifetime; 31917308Speter}; 32030205Sbde 32135479Sbde/* prefix type macro */ 32217308Speter#define IN6_PREFIX_ND 1 32317308Speter#define IN6_PREFIX_RR 2 32435427Sbde 32535427Sbde/* 32635479Sbde * prefix related flags passed between kernel(NDP related part) and 32735427Sbde * user land command(ifconfig) and daemon(rtadvd). 32835427Sbde */ 32927910Sasamistruct in6_prflags { 33017962Speter struct prf_ra { 33127910Sasami u_char onlink : 1; 3322061Sjkh u_char autonomous : 1; 33317308Speter u_char reserved : 6; 33427910Sasami } prf_ra; 33527910Sasami u_char prf_reserved1; 33627910Sasami u_short prf_reserved2; 33727910Sasami /* want to put this on 4byte offset */ 33827910Sasami struct prf_rr { 33927910Sasami u_char decrvalid : 1; 34027910Sasami u_char decrprefd : 1; 34127910Sasami u_char reserved : 6; 34217308Speter } prf_rr; 34317308Speter u_char prf_reserved3; 34417308Speter u_short prf_reserved4; 34517308Speter}; 34617308Speter 34717308Speterstruct in6_prefixreq { 34817308Speter char ipr_name[IFNAMSIZ]; 34912483Speter u_char ipr_origin; 35017308Speter u_char ipr_plen; 35112483Speter u_int32_t ipr_vltime; 35217308Speter u_int32_t ipr_pltime; 35312483Speter struct in6_prflags ipr_flags; 3542061Sjkh struct sockaddr_in6 ipr_prefix; 35517962Speter}; 35617962Speter 35717308Speter#define PR_ORIG_RA 0 35817962Speter#define PR_ORIG_RR 1 35917962Speter#define PR_ORIG_STATIC 2 36033595Snate#define PR_ORIG_KERNEL 3 36133595Snate 36233595Snate#define ipr_raf_onlink ipr_flags.prf_ra.onlink 36333595Snate#define ipr_raf_auto ipr_flags.prf_ra.autonomous 36433595Snate 36517962Speter#define ipr_statef_onlink ipr_flags.prf_state.onlink 36617962Speter 36717308Speter#define ipr_rrf_decrvalid ipr_flags.prf_rr.decrvalid 3682061Sjkh#define ipr_rrf_decrprefd ipr_flags.prf_rr.decrprefd 36917308Speter 37017308Speterstruct in6_rrenumreq { 37117308Speter char irr_name[IFNAMSIZ]; 37217308Speter u_char irr_origin; 37317308Speter u_char irr_m_len; /* match len for matchprefix */ 37417308Speter u_char irr_m_minlen; /* minlen for matching prefix */ 3752302Spaul u_char irr_m_maxlen; /* maxlen for matching prefix */ 3762302Spaul u_char irr_u_uselen; /* uselen for adding prefix */ 3772302Spaul u_char irr_u_keeplen; /* keeplen from matching prefix */ 37835462Sjkh struct irr_raflagmask { 3792302Spaul u_char onlink : 1; 38018714Sache u_char autonomous : 1; 38110760Sache u_char reserved : 6; 38218714Sache } irr_raflagmask; 3832302Spaul u_int32_t irr_vltime; 38410760Sache u_int32_t irr_pltime; 38518714Sache struct in6_prflags irr_flags; 38610760Sache struct sockaddr_in6 irr_matchprefix; 38710760Sache struct sockaddr_in6 irr_useprefix; 3882302Spaul}; 3892302Spaul 3902302Spaul#define irr_raf_mask_onlink irr_raflagmask.onlink 3912302Spaul#define irr_raf_mask_auto irr_raflagmask.autonomous 39230132Sfsmp#define irr_raf_mask_reserved irr_raflagmask.reserved 3932302Spaul 3942302Spaul#define irr_raf_onlink irr_flags.prf_ra.onlink 39517308Speter#define irr_raf_auto irr_flags.prf_ra.autonomous 39617308Speter 39717308Speter#define irr_statef_onlink irr_flags.prf_state.onlink 39817308Speter 39917308Speter#define irr_rrf irr_flags.prf_rr 40017308Speter#define irr_rrf_decrvalid irr_flags.prf_rr.decrvalid 4012061Sjkh#define irr_rrf_decrprefd irr_flags.prf_rr.decrprefd 40217308Speter 4032061Sjkh/* 40430205Sbde * Given a pointer to an in6_ifaddr (ifaddr), 40530205Sbde * return a pointer to the addr as a sockaddr_in6 40630205Sbde */ 40730205Sbde#define IA6_IN6(ia) (&((ia)->ia_addr.sin6_addr)) 40830205Sbde#define IA6_DSTIN6(ia) (&((ia)->ia_dstaddr.sin6_addr)) 40930205Sbde#define IA6_MASKIN6(ia) (&((ia)->ia_prefixmask.sin6_addr)) 41030205Sbde#define IA6_SIN6(ia) (&((ia)->ia_addr)) 41130205Sbde#define IA6_DSTSIN6(ia) (&((ia)->ia_dstaddr)) 41230169Sjkh#define IFA_IN6(x) (&((struct sockaddr_in6 *)((x)->ifa_addr))->sin6_addr) 41330205Sbde#define IFA_DSTIN6(x) (&((struct sockaddr_in6 *)((x)->ifa_dstaddr))->sin6_addr) 41417308Speter 41517308Speter#define IFPR_IN6(x) (&((struct sockaddr_in6 *)((x)->ifpr_prefix))->sin6_addr) 41630205Sbde 41717308Speter#ifdef _KERNEL 4182061Sjkh#define IN6_ARE_MASKED_ADDR_EQUAL(d, a, m) ( \ 41917308Speter (((d)->s6_addr32[0] ^ (a)->s6_addr32[0]) & (m)->s6_addr32[0]) == 0 && \ 42017308Speter (((d)->s6_addr32[1] ^ (a)->s6_addr32[1]) & (m)->s6_addr32[1]) == 0 && \ 42117308Speter (((d)->s6_addr32[2] ^ (a)->s6_addr32[2]) & (m)->s6_addr32[2]) == 0 && \ 42217308Speter (((d)->s6_addr32[3] ^ (a)->s6_addr32[3]) & (m)->s6_addr32[3]) == 0 ) 42317308Speter#endif 42417308Speter 4253626Swollman#define SIOCSIFADDR_IN6 _IOW('i', 12, struct in6_ifreq) 4263626Swollman#define SIOCGIFADDR_IN6 _IOWR('i', 33, struct in6_ifreq) 4273626Swollman 4283626Swollman#ifdef _KERNEL 42930205Sbde/* 43030205Sbde * SIOCSxxx ioctls should be unused (see comments in in6.c), but 43130205Sbde * we do not shift numbers for binary compatibility. 43230205Sbde */ 43330205Sbde#define SIOCSIFDSTADDR_IN6 _IOW('i', 14, struct in6_ifreq) 43430205Sbde#define SIOCSIFNETMASK_IN6 _IOW('i', 22, struct in6_ifreq) 43530205Sbde#endif 43630205Sbde 43730169Sjkh#define SIOCGIFDSTADDR_IN6 _IOWR('i', 34, struct in6_ifreq) 43830205Sbde#define SIOCGIFNETMASK_IN6 _IOWR('i', 37, struct in6_ifreq) 4393626Swollman 4403626Swollman#define SIOCDIFADDR_IN6 _IOW('i', 25, struct in6_ifreq) 44130205Sbde#define OSIOCAIFADDR_IN6 _IOW('i', 26, struct oin6_aliasreq) 4423626Swollman#define SIOCAIFADDR_IN6 _IOW('i', 27, struct in6_aliasreq) 4433626Swollman 44417308Speter#define SIOCSIFPHYADDR_IN6 _IOW('i', 70, struct in6_aliasreq) 44517308Speter#define SIOCGIFPSRCADDR_IN6 _IOWR('i', 71, struct in6_ifreq) 44617308Speter#define SIOCGIFPDSTADDR_IN6 _IOWR('i', 72, struct in6_ifreq) 44717308Speter 44817308Speter#define SIOCGIFAFLAG_IN6 _IOWR('i', 73, struct in6_ifreq) 44917308Speter 45017308Speter#ifdef _KERNEL 45117308Speter#define OSIOCGIFINFO_IN6 _IOWR('i', 76, struct in6_ondireq) 45217308Speter#endif 45317308Speter#define SIOCGIFINFO_IN6 _IOWR('i', 108, struct in6_ndireq) 4543626Swollman#define SIOCSIFINFO_IN6 _IOWR('i', 109, struct in6_ndireq) 45517308Speter#define SIOCSNDFLUSH_IN6 _IOWR('i', 77, struct in6_ifreq) 45617308Speter#define SIOCGNBRINFO_IN6 _IOWR('i', 78, struct in6_nbrinfo) 45717308Speter#define SIOCSPFXFLUSH_IN6 _IOWR('i', 79, struct in6_ifreq) 45817308Speter#define SIOCSRTRFLUSH_IN6 _IOWR('i', 80, struct in6_ifreq) 45917308Speter 46017308Speter#define SIOCGIFALIFETIME_IN6 _IOWR('i', 81, struct in6_ifreq) 46117308Speter#define SIOCSIFALIFETIME_IN6 _IOWR('i', 82, struct in6_ifreq) 46217308Speter#define SIOCGIFSTAT_IN6 _IOWR('i', 83, struct in6_ifreq) 46317308Speter#define SIOCGIFSTAT_ICMP6 _IOWR('i', 84, struct in6_ifreq) 46417308Speter 46517308Speter#define SIOCSDEFIFACE_IN6 _IOWR('i', 85, struct in6_ndifreq) 46617308Speter#define SIOCGDEFIFACE_IN6 _IOWR('i', 86, struct in6_ndifreq) 46727910Sasami 46827910Sasami#define SIOCSIFINFO_FLAGS _IOWR('i', 87, struct in6_ndireq) /* XXX */ 46927910Sasami 47027910Sasami#define SIOCSSCOPE6 _IOW('i', 88, struct in6_ifreq) 47134575Sbde#define SIOCGSCOPE6 _IOWR('i', 89, struct in6_ifreq) 47227910Sasami#define SIOCGSCOPE6DEF _IOWR('i', 90, struct in6_ifreq) 47335479Sbde 47430113Sjkh#define SIOCSIFPREFIX_IN6 _IOW('i', 100, struct in6_prefixreq) /* set */ 47530113Sjkh#define SIOCGIFPREFIX_IN6 _IOWR('i', 101, struct in6_prefixreq) /* get */ 47635479Sbde#define SIOCDIFPREFIX_IN6 _IOW('i', 102, struct in6_prefixreq) /* del */ 47730113Sjkh#define SIOCAIFPREFIX_IN6 _IOW('i', 103, struct in6_rrenumreq) /* add */ 47830113Sjkh#define SIOCCIFPREFIX_IN6 _IOW('i', 104, \ 47934509Sbde struct in6_rrenumreq) /* change */ 48035479Sbde#define SIOCSGIFPREFIX_IN6 _IOW('i', 105, \ 48130170Sjkh struct in6_rrenumreq) /* set global */ 48230113Sjkh 48329938Smckay#define SIOCGETSGCNT_IN6 _IOWR('u', 106, \ 48434509Sbde struct sioc_sg_req6) /* get s,g pkt cnt */ 48529938Smckay#define SIOCGETMIFCNT_IN6 _IOWR('u', 107, \ 48617308Speter struct sioc_mif_req6) /* get pkt cnt per if */ 48717308Speter 48817308Speter#define SIOCAADDRCTL_POLICY _IOW('u', 108, struct in6_addrpolicy) 48917308Speter#define SIOCDADDRCTL_POLICY _IOW('u', 109, struct in6_addrpolicy) 49017308Speter 49127910Sasami#define IN6_IFF_ANYCAST 0x01 /* anycast address */ 49227910Sasami#define IN6_IFF_TENTATIVE 0x02 /* tentative address */ 49327910Sasami#define IN6_IFF_DUPLICATED 0x04 /* DAD detected duplicate */ 49417308Speter#define IN6_IFF_DETACHED 0x08 /* may be detached from the link */ 49517308Speter#define IN6_IFF_DEPRECATED 0x10 /* deprecated address */ 49634520Sbde#define IN6_IFF_NODAD 0x20 /* don't perform DAD on this address 49734520Sbde * (used only at first SIOC* call) 49835479Sbde */ 49930113Sjkh#define IN6_IFF_AUTOCONF 0x40 /* autoconfigurable address. */ 50030113Sjkh#define IN6_IFF_TEMPORARY 0x80 /* temporary (anonymous) address. */ 50134520Sbde#define IN6_IFF_PREFER_SOURCE 0x0100 /* preferred address for SAS */ 50217308Speter 50317308Speter/* do not input/output */ 50417308Speter#define IN6_IFF_NOTREADY (IN6_IFF_TENTATIVE|IN6_IFF_DUPLICATED) 50517308Speter 50614119Speter#ifdef _KERNEL 5072061Sjkh#define IN6_ARE_SCOPE_CMP(a,b) ((a)-(b)) 5087130Srgrimes#define IN6_ARE_SCOPE_EQUAL(a,b) ((a)==(b)) 5097130Srgrimes#endif 5107130Srgrimes 5112061Sjkh#ifdef _KERNEL 51230113SjkhVNET_DECLARE(struct in6_ifaddrhead, in6_ifaddrhead); 51317308SpeterVNET_DECLARE(struct in6_ifaddrlisthead *, in6_ifaddrhashtbl); 51430169SjkhVNET_DECLARE(u_long, in6_ifaddrhmask); 51530169Sjkh#define V_in6_ifaddrhead VNET(in6_ifaddrhead) 5162685Srgrimes#define V_in6_ifaddrhashtbl VNET(in6_ifaddrhashtbl) 5176927Snate#define V_in6_ifaddrhmask VNET(in6_ifaddrhmask) 51827790Sasami 51927790Sasami#define IN6ADDR_NHASH_LOG2 8 52027790Sasami#define IN6ADDR_NHASH (1 << IN6ADDR_NHASH_LOG2) 52130169Sjkh#define IN6ADDR_HASHVAL(x) (in6_addrhash(x)) 52230169Sjkh#define IN6ADDR_HASH(x) \ 52330169Sjkh (&V_in6_ifaddrhashtbl[IN6ADDR_HASHVAL(x) & V_in6_ifaddrhmask]) 5243197Scsgr 52530169Sjkhstatic __inline uint32_t 52630169Sjkhin6_addrhash(struct in6_addr *in6) 52730169Sjkh{ 52830169Sjkh uint32_t x; 52930169Sjkh 53030169Sjkh x = in6->s6_addr32[0] ^ in6->s6_addr32[1] ^ in6->s6_addr32[2] ^ 53130169Sjkh in6->s6_addr32[3]; 53230169Sjkh return (fnv_32_buf(&x, sizeof(x), FNV1_32_INIT)); 53330169Sjkh} 53430169Sjkh 53532427Sjbextern struct rwlock in6_ifaddr_lock; 53632427Sjb#define IN6_IFADDR_LOCK_ASSERT( ) rw_assert(&in6_ifaddr_lock, RA_LOCKED) 53732427Sjb#define IN6_IFADDR_RLOCK() rw_rlock(&in6_ifaddr_lock) 53826152Speter#define IN6_IFADDR_RLOCK_ASSERT() rw_assert(&in6_ifaddr_lock, RA_RLOCKED) 5392061Sjkh#define IN6_IFADDR_RUNLOCK() rw_runlock(&in6_ifaddr_lock) 54035452Sandreas#define IN6_IFADDR_WLOCK() rw_wlock(&in6_ifaddr_lock) 5412061Sjkh#define IN6_IFADDR_WLOCK_ASSERT() rw_assert(&in6_ifaddr_lock, RA_WLOCKED) 54230169Sjkh#define IN6_IFADDR_WUNLOCK() rw_wunlock(&in6_ifaddr_lock) 5432061Sjkh 54416786Snate#define in6_ifstat_inc(ifp, tag) \ 5452883Sphkdo { \ 54627790Sasami if (ifp) \ 54717308Speter counter_u64_add(((struct in6_ifextra *) \ 5487281Srgrimes ((ifp)->if_afdata[AF_INET6]))->in6_ifstat[ \ 5493242Spaul offsetof(struct in6_ifstat, tag) / sizeof(uint64_t)], 1);\ 5503242Spaul} while (/*CONSTCOND*/ 0) 55130169Sjkh 5527171Satsextern u_char inet6ctlerrmap[]; 5532061SjkhVNET_DECLARE(unsigned long, in6_maxmtu); 5543213Spst#define V_in6_maxmtu VNET(in6_maxmtu) 55530169Sjkh#endif /* _KERNEL */ 55630169Sjkh 55730169Sjkh/* 55830169Sjkh * IPv6 multicast MLD-layer source entry. 55917308Speter */ 5605749Swollmanstruct ip6_msource { 56134520Sbde RB_ENTRY(ip6_msource) im6s_link; /* RB tree links */ 56217308Speter struct in6_addr im6s_addr; 56317308Speter struct im6s_st { 56430169Sjkh uint16_t ex; /* # of exclusive members */ 56526504Sjhay uint16_t in; /* # of inclusive members */ 56630169Sjkh } im6s_st[2]; /* state at t0, t1 */ 56730169Sjkh uint8_t im6s_stp; /* pending query */ 5682061Sjkh}; 56917308SpeterRB_HEAD(ip6_msource_tree, ip6_msource); 57017308Speter 57117308Speter/* 57227910Sasami * IPv6 multicast PCB-layer source entry. 57327910Sasami * 5745366Snate * NOTE: overlapping use of struct ip6_msource fields at start. 57527910Sasami */ 57627910Sasamistruct in6_msource { 57727910Sasami RB_ENTRY(ip6_msource) im6s_link; /* Common field */ 57827910Sasami struct in6_addr im6s_addr; /* Common field */ 57927910Sasami uint8_t im6sl_st[2]; /* state before/at commit */ 58027910Sasami}; 58127910Sasami 58227910Sasami#ifdef _KERNEL 58327910Sasami/* 58427910Sasami * IPv6 source tree comparison function. 58527910Sasami * 58627910Sasami * An ordered predicate is necessary; bcmp() is not documented to return 58727910Sasami * an indication of order, memcmp() is, and is an ISO C99 requirement. 58835479Sbde */ 58930113Sjkhstatic __inline int 59034623Sbdeip6_msource_cmp(const struct ip6_msource *a, const struct ip6_msource *b) 59134575Sbde{ 59227910Sasami 5935366Snate return (memcmp(&a->im6s_addr, &b->im6s_addr, sizeof(struct in6_addr))); 59417308Speter} 59535427SbdeRB_PROTOTYPE(ip6_msource_tree, ip6_msource, im6s_link, ip6_msource_cmp); 59617308Speter#endif /* _KERNEL */ 59735427Sbde 59835427Sbde/* 59935427Sbde * IPv6 multicast PCB-layer group filter descriptor. 60035427Sbde */ 60135427Sbdestruct in6_mfilter { 60235427Sbde struct ip6_msource_tree im6f_sources; /* source list for (S,G) */ 60335427Sbde u_long im6f_nsrc; /* # of source entries */ 60435427Sbde uint8_t im6f_st[2]; /* state before/at commit */ 60535427Sbde}; 60635427Sbde 60735427Sbde/* 60835427Sbde * Legacy KAME IPv6 multicast membership descriptor. 60935427Sbde */ 61035427Sbdestruct in6_multi_mship { 61135427Sbde struct in6_multi *i6mm_maddr; 61234541Sbde LIST_ENTRY(in6_multi_mship) i6mm_chain; 61335427Sbde}; 61424754Sjdp 61534541Sbde/* 61635427Sbde * IPv6 group descriptor. 61735427Sbde * 61835427Sbde * For every entry on an ifnet's if_multiaddrs list which represents 61935427Sbde * an IP multicast group, there is one of these structures. 62035427Sbde * 62134541Sbde * If any source filters are present, then a node will exist in the RB-tree 62235427Sbde * to permit fast lookup by source whenever an operation takes place. 62334541Sbde * This permits pre-order traversal when we issue reports. 62435427Sbde * Source filter trees are kept separately from the socket layer to 6258295Srgrimes * greatly simplify locking. 62634541Sbde * 62734541Sbde * When MLDv2 is active, in6m_timer is the response to group query timer. 62835427Sbde * The state-change timer in6m_sctimer is separate; whenever state changes 62935427Sbde * for the group the state change record is generated and transmitted, 63034541Sbde * and kept if retransmissions are necessary. 63135427Sbde * 63235427Sbde * FUTURE: in6m_link is now only used when groups are being purged 63335427Sbde * on a detaching ifnet. It could be demoted to a SLIST_ENTRY, but 63435427Sbde * because it is at the very start of the struct, we can't do this 63535427Sbde * w/o breaking the ABI for ifmcstat. 63634541Sbde */ 63735427Sbdestruct in6_multi { 63835427Sbde LIST_ENTRY(in6_multi) in6m_entry; /* list glue */ 63935427Sbde struct in6_addr in6m_addr; /* IPv6 multicast address */ 64035427Sbde struct ifnet *in6m_ifp; /* back pointer to ifnet */ 64134541Sbde struct ifmultiaddr *in6m_ifma; /* back pointer to ifmultiaddr */ 64235427Sbde u_int in6m_refcount; /* reference count */ 64335427Sbde u_int in6m_state; /* state of the membership */ 64435427Sbde u_int in6m_timer; /* MLD6 listener report timer */ 64535427Sbde 64634541Sbde /* New fields for MLDv2 follow. */ 64734541Sbde struct mld_ifinfo *in6m_mli; /* MLD info */ 64835479Sbde SLIST_ENTRY(in6_multi) in6m_nrele; /* to-be-released by MLD */ 64930113Sjkh struct ip6_msource_tree in6m_srcs; /* tree of sources */ 65030113Sjkh u_long in6m_nsrc; /* # of tree entries */ 6518489Srgrimes 65234541Sbde struct ifqueue in6m_scq; /* queue of pending 65335427Sbde * state-change packets */ 65435427Sbde struct timeval in6m_lastgsrtv; /* last G-S-R query */ 65535427Sbde uint16_t in6m_sctimer; /* state-change timer */ 65635427Sbde uint16_t in6m_scrv; /* state-change rexmit count */ 65735427Sbde 65835427Sbde /* 65935427Sbde * SSM state counters which track state at T0 (the time the last 66035427Sbde * state-change report's RV timer went to zero) and T1 66135427Sbde * (time of pending report, i.e. now). 66235427Sbde * Used for computing MLDv2 state-change reports. Several refcounts 66335427Sbde * are maintained here to optimize for common use-cases. 66435427Sbde */ 66535427Sbde struct in6m_st { 66635427Sbde uint16_t iss_fmode; /* MLD filter mode */ 66735427Sbde uint16_t iss_asm; /* # of ASM listeners */ 66835427Sbde uint16_t iss_ex; /* # of exclusive members */ 66934541Sbde uint16_t iss_in; /* # of inclusive members */ 67035427Sbde uint16_t iss_rec; /* # of recorded sources */ 6712160Scsgr } in6m_st[2]; /* state at t0, t1 */ 67234541Sbde}; 67334541Sbde 67435427Sbde/* 6752626Scsgr * Helper function to derive the filter mode on a source entry 6762061Sjkh * from its internal counters. Predicates are: 67717308Speter * A source is only excluded if all listeners exclude it. 67817308Speter * A source is only included if no listeners exclude it, 67917308Speter * and at least one listener includes it. 68027910Sasami * May be used by ifmcstat(8). 68127910Sasami */ 68227910Sasamistatic __inline uint8_t 68327910Sasamiim6s_get_mode(const struct in6_multi *inm, const struct ip6_msource *ims, 68427910Sasami uint8_t t) 68527910Sasami{ 68617308Speter 68711806Sphk t = !!t; 68819175Sbde if (inm->in6m_st[t].iss_ex > 0 && 68927910Sasami inm->in6m_st[t].iss_ex == ims->im6s_st[t].ex) 69027910Sasami return (MCAST_EXCLUDE); 69127910Sasami else if (ims->im6s_st[t].in > 0 && ims->im6s_st[t].ex == 0) 69227910Sasami return (MCAST_INCLUDE); 69327910Sasami return (MCAST_UNDEFINED); 69427910Sasami} 69527910Sasami 69627910Sasami#ifdef _KERNEL 69727910Sasami 69827910Sasami/* 69927910Sasami * Lock macros for IPv6 layer multicast address lists. IPv6 lock goes 70027910Sasami * before link layer multicast locks in the lock order. In most cases, 70127910Sasami * consumers of IN_*_MULTI() macros should acquire the locks before 70227910Sasami * calling them; users of the in_{add,del}multi() functions should not. 70327910Sasami */ 70427910Sasamiextern struct mtx in6_multi_mtx; 70527910Sasami#define IN6_MULTI_LOCK() mtx_lock(&in6_multi_mtx) 70627910Sasami#define IN6_MULTI_UNLOCK() mtx_unlock(&in6_multi_mtx) 70727910Sasami#define IN6_MULTI_LOCK_ASSERT() mtx_assert(&in6_multi_mtx, MA_OWNED) 70827910Sasami#define IN6_MULTI_UNLOCK_ASSERT() mtx_assert(&in6_multi_mtx, MA_NOTOWNED) 70927910Sasami 71027910Sasami/* 71134509Sbde * Look up an in6_multi record for an IPv6 multicast address 71221673Sjkh * on the interface ifp. 71327910Sasami * If no record found, return NULL. 71427910Sasami * 71527910Sasami * SMPng: The IN6_MULTI_LOCK and IF_ADDR_LOCK on ifp must be held. 71627910Sasami */ 71727910Sasamistatic __inline struct in6_multi * 71827910Sasamiin6m_lookup_locked(struct ifnet *ifp, const struct in6_addr *mcaddr) 71927910Sasami{ 72027910Sasami struct ifmultiaddr *ifma; 72127910Sasami struct in6_multi *inm; 72227910Sasami 72327910Sasami IN6_MULTI_LOCK_ASSERT(); 72427910Sasami IF_ADDR_LOCK_ASSERT(ifp); 72527910Sasami 72627910Sasami inm = NULL; 72727910Sasami TAILQ_FOREACH(ifma, &((ifp)->if_multiaddrs), ifma_link) { 72827910Sasami if (ifma->ifma_addr->sa_family == AF_INET6) { 72927910Sasami inm = (struct in6_multi *)ifma->ifma_protospec; 73027910Sasami if (IN6_ARE_ADDR_EQUAL(&inm->in6m_addr, mcaddr)) 73119175Sbde break; 73227910Sasami inm = NULL; 73327910Sasami } 73427910Sasami } 73527910Sasami return (inm); 73627910Sasami} 73727910Sasami 73827910Sasami/* 73927910Sasami * Wrapper for in6m_lookup_locked(). 74034688Sbde * 74127910Sasami * SMPng: Assumes that neithr the IN6_MULTI_LOCK() or IF_ADDR_LOCK() are held. 74227910Sasami */ 74327910Sasamistatic __inline struct in6_multi * 74427910Sasamiin6m_lookup(struct ifnet *ifp, const struct in6_addr *mcaddr) 74535479Sbde{ 74630113Sjkh struct in6_multi *inm; 74730113Sjkh 74819175Sbde IN6_MULTI_LOCK(); 7492061Sjkh IF_ADDR_RLOCK(ifp); 75035479Sbde inm = in6m_lookup_locked(ifp, mcaddr); 75130113Sjkh IF_ADDR_RUNLOCK(ifp); 75230113Sjkh IN6_MULTI_UNLOCK(); 75335294Sdt 75430113Sjkh return (inm); 75530113Sjkh} 75630113Sjkh 75730113Sjkh/* Acquire an in6_multi record. */ 75830113Sjkhstatic __inline void 75930113Sjkhin6m_acquire_locked(struct in6_multi *inm) 76030113Sjkh{ 76130113Sjkh 76230113Sjkh IN6_MULTI_LOCK_ASSERT(); 76330113Sjkh ++inm->in6m_refcount; 76430113Sjkh} 76530113Sjkh 76630113Sjkhstruct ip6_moptions; 76732427Sjbstruct sockopt; 76832427Sjb 7691594Srgrimes/* Multicast KPIs. */ 770int im6o_mc_filter(const struct ip6_moptions *, const struct ifnet *, 771 const struct sockaddr *, const struct sockaddr *); 772int in6_mc_join(struct ifnet *, const struct in6_addr *, 773 struct in6_mfilter *, struct in6_multi **, int); 774int in6_mc_join_locked(struct ifnet *, const struct in6_addr *, 775 struct in6_mfilter *, struct in6_multi **, int); 776int in6_mc_leave(struct in6_multi *, struct in6_mfilter *); 777int in6_mc_leave_locked(struct in6_multi *, struct in6_mfilter *); 778void in6m_clear_recorded(struct in6_multi *); 779void in6m_commit(struct in6_multi *); 780void in6m_print(const struct in6_multi *); 781int in6m_record_source(struct in6_multi *, const struct in6_addr *); 782void in6m_release_locked(struct in6_multi *); 783void ip6_freemoptions(struct ip6_moptions *); 784int ip6_getmoptions(struct inpcb *, struct sockopt *); 785int ip6_setmoptions(struct inpcb *, struct sockopt *); 786 787/* Legacy KAME multicast KPIs. */ 788struct in6_multi_mship * 789 in6_joingroup(struct ifnet *, struct in6_addr *, int *, int); 790int in6_leavegroup(struct in6_multi_mship *); 791 792/* flags to in6_update_ifa */ 793#define IN6_IFAUPDATE_DADDELAY 0x1 /* first time to configure an address */ 794 795int in6_mask2len(struct in6_addr *, u_char *); 796int in6_control(struct socket *, u_long, caddr_t, struct ifnet *, 797 struct thread *); 798int in6_update_ifa(struct ifnet *, struct in6_aliasreq *, 799 struct in6_ifaddr *, int); 800void in6_purgeaddr(struct ifaddr *); 801int in6if_do_dad(struct ifnet *); 802void in6_purgeif(struct ifnet *); 803void in6_savemkludge(struct in6_ifaddr *); 804void *in6_domifattach(struct ifnet *); 805void in6_domifdetach(struct ifnet *, void *); 806void in6_setmaxmtu(void); 807int in6_if2idlen(struct ifnet *); 808struct in6_ifaddr *in6ifa_ifpforlinklocal(struct ifnet *, int); 809struct in6_ifaddr *in6ifa_ifpwithaddr(struct ifnet *, struct in6_addr *); 810struct in6_ifaddr *in6ifa_llaonifp(struct ifnet *); 811char *ip6_sprintf(char *, const struct in6_addr *); 812int in6_addr2zoneid(struct ifnet *, struct in6_addr *, u_int32_t *); 813int in6_matchlen(struct in6_addr *, struct in6_addr *); 814int in6_are_prefix_equal(struct in6_addr *, struct in6_addr *, int); 815void in6_prefixlen2mask(struct in6_addr *, int); 816int in6_prefix_ioctl(struct socket *, u_long, caddr_t, 817 struct ifnet *); 818int in6_prefix_add_ifid(int, struct in6_ifaddr *); 819void in6_prefix_remove_ifid(int, struct in6_ifaddr *); 820void in6_purgeprefix(struct ifnet *); 821void in6_ifremloop(struct ifaddr *); 822void in6_ifaddloop(struct ifaddr *); 823 824int in6_is_addr_deprecated(struct sockaddr_in6 *); 825int in6_src_ioctl(u_long, caddr_t); 826 827/* 828 * Extended API for IPv6 FIB support. 829 */ 830void in6_rtredirect(struct sockaddr *, struct sockaddr *, struct sockaddr *, 831 int, struct sockaddr *, u_int); 832int in6_rtrequest(int, struct sockaddr *, struct sockaddr *, 833 struct sockaddr *, int, struct rtentry **, u_int); 834void in6_rtalloc(struct route_in6 *, u_int); 835void in6_rtalloc_ign(struct route_in6 *, u_long, u_int); 836struct rtentry *in6_rtalloc1(struct sockaddr *, int, u_long, u_int); 837#endif /* _KERNEL */ 838 839#endif /* _NETINET6_IN6_VAR_H_ */ 840