in6_var.h revision 191340
1241675Suqs/*- 2241675Suqs * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 3241675Suqs * All rights reserved. 4241675Suqs * 5241675Suqs * Redistribution and use in source and binary forms, with or without 6241675Suqs * modification, are permitted provided that the following conditions 7241675Suqs * are met: 8241675Suqs * 1. Redistributions of source code must retain the above copyright 9241675Suqs * notice, this list of conditions and the following disclaimer. 10241675Suqs * 2. Redistributions in binary form must reproduce the above copyright 11241675Suqs * notice, this list of conditions and the following disclaimer in the 12241675Suqs * documentation and/or other materials provided with the distribution. 13241675Suqs * 3. Neither the name of the project nor the names of its contributors 14241675Suqs * may be used to endorse or promote products derived from this software 15241675Suqs * without specific prior written permission. 16241675Suqs * 17241675Suqs * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 18241675Suqs * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19241675Suqs * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20241675Suqs * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 21241675Suqs * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22241675Suqs * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23241675Suqs * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24241675Suqs * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25241675Suqs * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26241675Suqs * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27241675Suqs * SUCH DAMAGE. 28241675Suqs * 29241675Suqs * $KAME: in6_var.h,v 1.56 2001/03/29 05:34:31 itojun Exp $ 30241675Suqs */ 31241675Suqs 32241675Suqs/*- 33241675Suqs * Copyright (c) 1985, 1986, 1993 34241675Suqs * The Regents of the University of California. All rights reserved. 35241675Suqs * 36241675Suqs * Redistribution and use in source and binary forms, with or without 37241675Suqs * modification, are permitted provided that the following conditions 38241675Suqs * are met: 39241675Suqs * 1. Redistributions of source code must retain the above copyright 40241675Suqs * notice, this list of conditions and the following disclaimer. 41241675Suqs * 2. Redistributions in binary form must reproduce the above copyright 42241675Suqs * notice, this list of conditions and the following disclaimer in the 43241675Suqs * documentation and/or other materials provided with the distribution. 44241675Suqs * 4. Neither the name of the University nor the names of its contributors 45241675Suqs * may be used to endorse or promote products derived from this software 46241675Suqs * without specific prior written permission. 47241675Suqs * 48241675Suqs * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 49241675Suqs * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 50241675Suqs * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 51241675Suqs * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 52241675Suqs * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 53241675Suqs * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 54241675Suqs * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 55241675Suqs * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 56241675Suqs * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 57241675Suqs * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 58241675Suqs * SUCH DAMAGE. 59241675Suqs * 60241675Suqs * @(#)in_var.h 8.1 (Berkeley) 6/10/93 61241675Suqs * $FreeBSD: head/sys/netinet6/in6_var.h 191340 2009-04-20 22:45:21Z rwatson $ 62241675Suqs */ 63241675Suqs 64241675Suqs#ifndef _NETINET6_IN6_VAR_H_ 65241675Suqs#define _NETINET6_IN6_VAR_H_ 66241675Suqs 67241675Suqs/* 68241675Suqs * Interface address, Internet version. One of these structures 69241675Suqs * is allocated for each interface with an Internet address. 70241675Suqs * The ifaddr structure contains the protocol-independent part 71241675Suqs * of the structure and is assumed to be first. 72241675Suqs */ 73241675Suqs 74241675Suqs/* 75241675Suqs * pltime/vltime are just for future reference (required to implements 2 76241675Suqs * hour rule for hosts). they should never be modified by nd6_timeout or 77241675Suqs * anywhere else. 78241675Suqs * userland -> kernel: accept pltime/vltime 79241675Suqs * kernel -> userland: throw up everything 80241675Suqs * in kernel: modify preferred/expire only 81241675Suqs */ 82241675Suqsstruct in6_addrlifetime { 83241675Suqs time_t ia6t_expire; /* valid lifetime expiration time */ 84241675Suqs time_t ia6t_preferred; /* preferred lifetime expiration time */ 85241675Suqs u_int32_t ia6t_vltime; /* valid lifetime */ 86241675Suqs u_int32_t ia6t_pltime; /* prefix lifetime */ 87241675Suqs}; 88241675Suqs 89241675Suqsstruct nd_ifinfo; 90241675Suqsstruct scope6_id; 91241675Suqsstruct lltable; 92241675Suqsstruct in6_ifextra { 93241675Suqs struct in6_ifstat *in6_ifstat; 94241675Suqs struct icmp6_ifstat *icmp6_ifstat; 95241675Suqs struct nd_ifinfo *nd_ifinfo; 96241675Suqs struct scope6_id *scope6_id; 97241675Suqs struct lltable *lltable; 98241675Suqs}; 99241675Suqs 100241675Suqs#define LLTABLE6(ifp) (((struct in6_ifextra *)(ifp)->if_afdata[AF_INET6])->lltable) 101241675Suqs 102241675Suqsstruct in6_ifaddr { 103241675Suqs struct ifaddr ia_ifa; /* protocol-independent info */ 104241675Suqs#define ia_ifp ia_ifa.ifa_ifp 105241675Suqs#define ia_flags ia_ifa.ifa_flags 106241675Suqs struct sockaddr_in6 ia_addr; /* interface address */ 107241675Suqs struct sockaddr_in6 ia_net; /* network number of interface */ 108241675Suqs struct sockaddr_in6 ia_dstaddr; /* space for destination addr */ 109241675Suqs struct sockaddr_in6 ia_prefixmask; /* prefix mask */ 110241675Suqs u_int32_t ia_plen; /* prefix length */ 111241675Suqs struct in6_ifaddr *ia_next; /* next in6 list of IP6 addresses */ 112241675Suqs int ia6_flags; 113241675Suqs 114241675Suqs struct in6_addrlifetime ia6_lifetime; 115241675Suqs time_t ia6_createtime; /* the creation time of this address, which is 116241675Suqs * currently used for temporary addresses only. 117241675Suqs */ 118241675Suqs time_t ia6_updatetime; 119241675Suqs 120241675Suqs /* back pointer to the ND prefix (for autoconfigured addresses only) */ 121241675Suqs struct nd_prefix *ia6_ndpr; 122241675Suqs 123241675Suqs /* multicast addresses joined from the kernel */ 124241675Suqs LIST_HEAD(, in6_multi_mship) ia6_memberships; 125241675Suqs}; 126241675Suqs 127241675Suqs/* control structure to manage address selection policy */ 128241675Suqsstruct in6_addrpolicy { 129241675Suqs struct sockaddr_in6 addr; /* prefix address */ 130241675Suqs struct sockaddr_in6 addrmask; /* prefix mask */ 131241675Suqs int preced; /* precedence */ 132241675Suqs int label; /* matching label */ 133241675Suqs u_quad_t use; /* statistics */ 134241675Suqs}; 135241675Suqs 136241675Suqs/* 137241675Suqs * IPv6 interface statistics, as defined in RFC2465 Ipv6IfStatsEntry (p12). 138241675Suqs */ 139241675Suqsstruct in6_ifstat { 140241675Suqs u_quad_t ifs6_in_receive; /* # of total input datagram */ 141241675Suqs u_quad_t ifs6_in_hdrerr; /* # of datagrams with invalid hdr */ 142241675Suqs u_quad_t ifs6_in_toobig; /* # of datagrams exceeded MTU */ 143241675Suqs u_quad_t ifs6_in_noroute; /* # of datagrams with no route */ 144241675Suqs u_quad_t ifs6_in_addrerr; /* # of datagrams with invalid dst */ 145241675Suqs u_quad_t ifs6_in_protounknown; /* # of datagrams with unknown proto */ 146241675Suqs /* NOTE: increment on final dst if */ 147241675Suqs u_quad_t ifs6_in_truncated; /* # of truncated datagrams */ 148241675Suqs u_quad_t ifs6_in_discard; /* # of discarded datagrams */ 149241675Suqs /* NOTE: fragment timeout is not here */ 150241675Suqs u_quad_t ifs6_in_deliver; /* # of datagrams delivered to ULP */ 151241675Suqs /* NOTE: increment on final dst if */ 152241675Suqs u_quad_t ifs6_out_forward; /* # of datagrams forwarded */ 153241675Suqs /* NOTE: increment on outgoing if */ 154241675Suqs u_quad_t ifs6_out_request; /* # of outgoing datagrams from ULP */ 155241675Suqs /* NOTE: does not include forwrads */ 156241675Suqs u_quad_t ifs6_out_discard; /* # of discarded datagrams */ 157241675Suqs u_quad_t ifs6_out_fragok; /* # of datagrams fragmented */ 158241675Suqs u_quad_t ifs6_out_fragfail; /* # of datagrams failed on fragment */ 159241675Suqs u_quad_t ifs6_out_fragcreat; /* # of fragment datagrams */ 160241675Suqs /* NOTE: this is # after fragment */ 161241675Suqs u_quad_t ifs6_reass_reqd; /* # of incoming fragmented packets */ 162241675Suqs /* NOTE: increment on final dst if */ 163241675Suqs u_quad_t ifs6_reass_ok; /* # of reassembled packets */ 164241675Suqs /* NOTE: this is # after reass */ 165241675Suqs /* NOTE: increment on final dst if */ 166241675Suqs u_quad_t ifs6_reass_fail; /* # of reass failures */ 167241675Suqs /* NOTE: may not be packet count */ 168241675Suqs /* NOTE: increment on final dst if */ 169241675Suqs u_quad_t ifs6_in_mcast; /* # of inbound multicast datagrams */ 170241675Suqs u_quad_t ifs6_out_mcast; /* # of outbound multicast datagrams */ 171241675Suqs}; 172241675Suqs 173241675Suqs/* 174241675Suqs * ICMPv6 interface statistics, as defined in RFC2466 Ipv6IfIcmpEntry. 175241675Suqs * XXX: I'm not sure if this file is the right place for this structure... 176241675Suqs */ 177241675Suqsstruct icmp6_ifstat { 178241675Suqs /* 179241675Suqs * Input statistics 180241675Suqs */ 181241675Suqs /* ipv6IfIcmpInMsgs, total # of input messages */ 182241675Suqs u_quad_t ifs6_in_msg; 183241675Suqs /* ipv6IfIcmpInErrors, # of input error messages */ 184241675Suqs u_quad_t ifs6_in_error; 185241675Suqs /* ipv6IfIcmpInDestUnreachs, # of input dest unreach errors */ 186241675Suqs u_quad_t ifs6_in_dstunreach; 187241675Suqs /* ipv6IfIcmpInAdminProhibs, # of input administratively prohibited errs */ 188241675Suqs u_quad_t ifs6_in_adminprohib; 189241675Suqs /* ipv6IfIcmpInTimeExcds, # of input time exceeded errors */ 190241675Suqs u_quad_t ifs6_in_timeexceed; 191241675Suqs /* ipv6IfIcmpInParmProblems, # of input parameter problem errors */ 192241675Suqs u_quad_t ifs6_in_paramprob; 193241675Suqs /* ipv6IfIcmpInPktTooBigs, # of input packet too big errors */ 194241675Suqs u_quad_t ifs6_in_pkttoobig; 195241675Suqs /* ipv6IfIcmpInEchos, # of input echo requests */ 196241675Suqs u_quad_t ifs6_in_echo; 197241675Suqs /* ipv6IfIcmpInEchoReplies, # of input echo replies */ 198241675Suqs u_quad_t ifs6_in_echoreply; 199241675Suqs /* ipv6IfIcmpInRouterSolicits, # of input router solicitations */ 200241675Suqs u_quad_t ifs6_in_routersolicit; 201241675Suqs /* ipv6IfIcmpInRouterAdvertisements, # of input router advertisements */ 202241675Suqs u_quad_t ifs6_in_routeradvert; 203241675Suqs /* ipv6IfIcmpInNeighborSolicits, # of input neighbor solicitations */ 204241675Suqs u_quad_t ifs6_in_neighborsolicit; 205241675Suqs /* ipv6IfIcmpInNeighborAdvertisements, # of input neighbor advertisements */ 206241675Suqs u_quad_t ifs6_in_neighboradvert; 207241675Suqs /* ipv6IfIcmpInRedirects, # of input redirects */ 208241675Suqs u_quad_t ifs6_in_redirect; 209241675Suqs /* ipv6IfIcmpInGroupMembQueries, # of input MLD queries */ 210241675Suqs u_quad_t ifs6_in_mldquery; 211241675Suqs /* ipv6IfIcmpInGroupMembResponses, # of input MLD reports */ 212241675Suqs u_quad_t ifs6_in_mldreport; 213241675Suqs /* ipv6IfIcmpInGroupMembReductions, # of input MLD done */ 214241675Suqs u_quad_t ifs6_in_mlddone; 215241675Suqs 216241675Suqs /* 217241675Suqs * Output statistics. We should solve unresolved routing problem... 218241675Suqs */ 219241675Suqs /* ipv6IfIcmpOutMsgs, total # of output messages */ 220241675Suqs u_quad_t ifs6_out_msg; 221241675Suqs /* ipv6IfIcmpOutErrors, # of output error messages */ 222241675Suqs u_quad_t ifs6_out_error; 223241675Suqs /* ipv6IfIcmpOutDestUnreachs, # of output dest unreach errors */ 224241675Suqs u_quad_t ifs6_out_dstunreach; 225241675Suqs /* ipv6IfIcmpOutAdminProhibs, # of output administratively prohibited errs */ 226241675Suqs u_quad_t ifs6_out_adminprohib; 227241675Suqs /* ipv6IfIcmpOutTimeExcds, # of output time exceeded errors */ 228241675Suqs u_quad_t ifs6_out_timeexceed; 229241675Suqs /* ipv6IfIcmpOutParmProblems, # of output parameter problem errors */ 230241675Suqs u_quad_t ifs6_out_paramprob; 231241675Suqs /* ipv6IfIcmpOutPktTooBigs, # of output packet too big errors */ 232241675Suqs u_quad_t ifs6_out_pkttoobig; 233241675Suqs /* ipv6IfIcmpOutEchos, # of output echo requests */ 234241675Suqs u_quad_t ifs6_out_echo; 235241675Suqs /* ipv6IfIcmpOutEchoReplies, # of output echo replies */ 236241675Suqs u_quad_t ifs6_out_echoreply; 237241675Suqs /* ipv6IfIcmpOutRouterSolicits, # of output router solicitations */ 238241675Suqs u_quad_t ifs6_out_routersolicit; 239241675Suqs /* ipv6IfIcmpOutRouterAdvertisements, # of output router advertisements */ 240241675Suqs u_quad_t ifs6_out_routeradvert; 241241675Suqs /* ipv6IfIcmpOutNeighborSolicits, # of output neighbor solicitations */ 242241675Suqs u_quad_t ifs6_out_neighborsolicit; 243241675Suqs /* ipv6IfIcmpOutNeighborAdvertisements, # of output neighbor advertisements */ 244241675Suqs u_quad_t ifs6_out_neighboradvert; 245241675Suqs /* ipv6IfIcmpOutRedirects, # of output redirects */ 246241675Suqs u_quad_t ifs6_out_redirect; 247241675Suqs /* ipv6IfIcmpOutGroupMembQueries, # of output MLD queries */ 248241675Suqs u_quad_t ifs6_out_mldquery; 249241675Suqs /* ipv6IfIcmpOutGroupMembResponses, # of output MLD reports */ 250241675Suqs u_quad_t ifs6_out_mldreport; 251241675Suqs /* ipv6IfIcmpOutGroupMembReductions, # of output MLD done */ 252241675Suqs u_quad_t ifs6_out_mlddone; 253241675Suqs}; 254241675Suqs 255241675Suqsstruct in6_ifreq { 256241675Suqs char ifr_name[IFNAMSIZ]; 257241675Suqs union { 258241675Suqs struct sockaddr_in6 ifru_addr; 259241675Suqs struct sockaddr_in6 ifru_dstaddr; 260241675Suqs int ifru_flags; 261241675Suqs int ifru_flags6; 262241675Suqs int ifru_metric; 263241675Suqs caddr_t ifru_data; 264241675Suqs struct in6_addrlifetime ifru_lifetime; 265241675Suqs struct in6_ifstat ifru_stat; 266241675Suqs struct icmp6_ifstat ifru_icmp6stat; 267241675Suqs u_int32_t ifru_scope_id[16]; 268241675Suqs } ifr_ifru; 269241675Suqs}; 270241675Suqs 271241675Suqsstruct in6_aliasreq { 272241675Suqs char ifra_name[IFNAMSIZ]; 273241675Suqs struct sockaddr_in6 ifra_addr; 274241675Suqs struct sockaddr_in6 ifra_dstaddr; 275241675Suqs struct sockaddr_in6 ifra_prefixmask; 276241675Suqs int ifra_flags; 277241675Suqs struct in6_addrlifetime ifra_lifetime; 278241675Suqs}; 279241675Suqs 280241675Suqs/* prefix type macro */ 281241675Suqs#define IN6_PREFIX_ND 1 282241675Suqs#define IN6_PREFIX_RR 2 283241675Suqs 284241675Suqs/* 285241675Suqs * prefix related flags passed between kernel(NDP related part) and 286241675Suqs * user land command(ifconfig) and daemon(rtadvd). 287241675Suqs */ 288241675Suqsstruct in6_prflags { 289241675Suqs struct prf_ra { 290241675Suqs u_char onlink : 1; 291241675Suqs u_char autonomous : 1; 292241675Suqs u_char reserved : 6; 293241675Suqs } prf_ra; 294241675Suqs u_char prf_reserved1; 295241675Suqs u_short prf_reserved2; 296241675Suqs /* want to put this on 4byte offset */ 297241675Suqs struct prf_rr { 298241675Suqs u_char decrvalid : 1; 299241675Suqs u_char decrprefd : 1; 300241675Suqs u_char reserved : 6; 301241675Suqs } prf_rr; 302241675Suqs u_char prf_reserved3; 303241675Suqs u_short prf_reserved4; 304241675Suqs}; 305241675Suqs 306241675Suqsstruct in6_prefixreq { 307241675Suqs char ipr_name[IFNAMSIZ]; 308241675Suqs u_char ipr_origin; 309241675Suqs u_char ipr_plen; 310241675Suqs u_int32_t ipr_vltime; 311241675Suqs u_int32_t ipr_pltime; 312241675Suqs struct in6_prflags ipr_flags; 313241675Suqs struct sockaddr_in6 ipr_prefix; 314241675Suqs}; 315241675Suqs 316241675Suqs#define PR_ORIG_RA 0 317241675Suqs#define PR_ORIG_RR 1 318241675Suqs#define PR_ORIG_STATIC 2 319241675Suqs#define PR_ORIG_KERNEL 3 320241675Suqs 321241675Suqs#define ipr_raf_onlink ipr_flags.prf_ra.onlink 322241675Suqs#define ipr_raf_auto ipr_flags.prf_ra.autonomous 323241675Suqs 324241675Suqs#define ipr_statef_onlink ipr_flags.prf_state.onlink 325241675Suqs 326241675Suqs#define ipr_rrf_decrvalid ipr_flags.prf_rr.decrvalid 327241675Suqs#define ipr_rrf_decrprefd ipr_flags.prf_rr.decrprefd 328241675Suqs 329241675Suqsstruct in6_rrenumreq { 330241675Suqs char irr_name[IFNAMSIZ]; 331241675Suqs u_char irr_origin; 332241675Suqs u_char irr_m_len; /* match len for matchprefix */ 333241675Suqs u_char irr_m_minlen; /* minlen for matching prefix */ 334241675Suqs u_char irr_m_maxlen; /* maxlen for matching prefix */ 335241675Suqs u_char irr_u_uselen; /* uselen for adding prefix */ 336241675Suqs u_char irr_u_keeplen; /* keeplen from matching prefix */ 337241675Suqs struct irr_raflagmask { 338241675Suqs u_char onlink : 1; 339241675Suqs u_char autonomous : 1; 340241675Suqs u_char reserved : 6; 341241675Suqs } irr_raflagmask; 342241675Suqs u_int32_t irr_vltime; 343241675Suqs u_int32_t irr_pltime; 344241675Suqs struct in6_prflags irr_flags; 345241675Suqs struct sockaddr_in6 irr_matchprefix; 346241675Suqs struct sockaddr_in6 irr_useprefix; 347241675Suqs}; 348241675Suqs 349241675Suqs#define irr_raf_mask_onlink irr_raflagmask.onlink 350241675Suqs#define irr_raf_mask_auto irr_raflagmask.autonomous 351241675Suqs#define irr_raf_mask_reserved irr_raflagmask.reserved 352241675Suqs 353241675Suqs#define irr_raf_onlink irr_flags.prf_ra.onlink 354241675Suqs#define irr_raf_auto irr_flags.prf_ra.autonomous 355241675Suqs 356241675Suqs#define irr_statef_onlink irr_flags.prf_state.onlink 357241675Suqs 358241675Suqs#define irr_rrf irr_flags.prf_rr 359241675Suqs#define irr_rrf_decrvalid irr_flags.prf_rr.decrvalid 360241675Suqs#define irr_rrf_decrprefd irr_flags.prf_rr.decrprefd 361241675Suqs 362241675Suqs/* 363241675Suqs * Given a pointer to an in6_ifaddr (ifaddr), 364241675Suqs * return a pointer to the addr as a sockaddr_in6 365241675Suqs */ 366241675Suqs#define IA6_IN6(ia) (&((ia)->ia_addr.sin6_addr)) 367241675Suqs#define IA6_DSTIN6(ia) (&((ia)->ia_dstaddr.sin6_addr)) 368241675Suqs#define IA6_MASKIN6(ia) (&((ia)->ia_prefixmask.sin6_addr)) 369241675Suqs#define IA6_SIN6(ia) (&((ia)->ia_addr)) 370241675Suqs#define IA6_DSTSIN6(ia) (&((ia)->ia_dstaddr)) 371241675Suqs#define IFA_IN6(x) (&((struct sockaddr_in6 *)((x)->ifa_addr))->sin6_addr) 372241675Suqs#define IFA_DSTIN6(x) (&((struct sockaddr_in6 *)((x)->ifa_dstaddr))->sin6_addr) 373241675Suqs 374241675Suqs#define IFPR_IN6(x) (&((struct sockaddr_in6 *)((x)->ifpr_prefix))->sin6_addr) 375241675Suqs 376241675Suqs#ifdef _KERNEL 377241675Suqs#define IN6_ARE_MASKED_ADDR_EQUAL(d, a, m) ( \ 378241675Suqs (((d)->s6_addr32[0] ^ (a)->s6_addr32[0]) & (m)->s6_addr32[0]) == 0 && \ 379241675Suqs (((d)->s6_addr32[1] ^ (a)->s6_addr32[1]) & (m)->s6_addr32[1]) == 0 && \ 380241675Suqs (((d)->s6_addr32[2] ^ (a)->s6_addr32[2]) & (m)->s6_addr32[2]) == 0 && \ 381241675Suqs (((d)->s6_addr32[3] ^ (a)->s6_addr32[3]) & (m)->s6_addr32[3]) == 0 ) 382241675Suqs#endif 383241675Suqs 384241675Suqs#define SIOCSIFADDR_IN6 _IOW('i', 12, struct in6_ifreq) 385241675Suqs#define SIOCGIFADDR_IN6 _IOWR('i', 33, struct in6_ifreq) 386241675Suqs 387241675Suqs#ifdef _KERNEL 388241675Suqs/* 389241675Suqs * SIOCSxxx ioctls should be unused (see comments in in6.c), but 390241675Suqs * we do not shift numbers for binary compatibility. 391241675Suqs */ 392241675Suqs#define SIOCSIFDSTADDR_IN6 _IOW('i', 14, struct in6_ifreq) 393241675Suqs#define SIOCSIFNETMASK_IN6 _IOW('i', 22, struct in6_ifreq) 394241675Suqs#endif 395241675Suqs 396241675Suqs#define SIOCGIFDSTADDR_IN6 _IOWR('i', 34, struct in6_ifreq) 397241675Suqs#define SIOCGIFNETMASK_IN6 _IOWR('i', 37, struct in6_ifreq) 398241675Suqs 399241675Suqs#define SIOCDIFADDR_IN6 _IOW('i', 25, struct in6_ifreq) 400241675Suqs#define SIOCAIFADDR_IN6 _IOW('i', 26, struct in6_aliasreq) 401241675Suqs 402241675Suqs#define SIOCSIFPHYADDR_IN6 _IOW('i', 70, struct in6_aliasreq) 403241675Suqs#define SIOCGIFPSRCADDR_IN6 _IOWR('i', 71, struct in6_ifreq) 404241675Suqs#define SIOCGIFPDSTADDR_IN6 _IOWR('i', 72, struct in6_ifreq) 405241675Suqs 406241675Suqs#define SIOCGIFAFLAG_IN6 _IOWR('i', 73, struct in6_ifreq) 407241675Suqs 408241675Suqs#define SIOCGDRLST_IN6 _IOWR('i', 74, struct in6_drlist) 409241675Suqs#ifdef _KERNEL 410241675Suqs/* XXX: SIOCGPRLST_IN6 is exposed in KAME but in6_oprlist is not. */ 411241675Suqs#define SIOCGPRLST_IN6 _IOWR('i', 75, struct in6_oprlist) 412241675Suqs#endif 413241675Suqs#ifdef _KERNEL 414241675Suqs#define OSIOCGIFINFO_IN6 _IOWR('i', 76, struct in6_ondireq) 415241675Suqs#endif 416241675Suqs#define SIOCGIFINFO_IN6 _IOWR('i', 108, struct in6_ndireq) 417241675Suqs#define SIOCSIFINFO_IN6 _IOWR('i', 109, struct in6_ndireq) 418241675Suqs#define SIOCSNDFLUSH_IN6 _IOWR('i', 77, struct in6_ifreq) 419241675Suqs#define SIOCGNBRINFO_IN6 _IOWR('i', 78, struct in6_nbrinfo) 420241675Suqs#define SIOCSPFXFLUSH_IN6 _IOWR('i', 79, struct in6_ifreq) 421241675Suqs#define SIOCSRTRFLUSH_IN6 _IOWR('i', 80, struct in6_ifreq) 422241675Suqs 423241675Suqs#define SIOCGIFALIFETIME_IN6 _IOWR('i', 81, struct in6_ifreq) 424241675Suqs#define SIOCSIFALIFETIME_IN6 _IOWR('i', 82, struct in6_ifreq) 425241675Suqs#define SIOCGIFSTAT_IN6 _IOWR('i', 83, struct in6_ifreq) 426241675Suqs#define SIOCGIFSTAT_ICMP6 _IOWR('i', 84, struct in6_ifreq) 427241675Suqs 428241675Suqs#define SIOCSDEFIFACE_IN6 _IOWR('i', 85, struct in6_ndifreq) 429241675Suqs#define SIOCGDEFIFACE_IN6 _IOWR('i', 86, struct in6_ndifreq) 430241675Suqs 431241675Suqs#define SIOCSIFINFO_FLAGS _IOWR('i', 87, struct in6_ndireq) /* XXX */ 432241675Suqs 433241675Suqs#define SIOCSSCOPE6 _IOW('i', 88, struct in6_ifreq) 434241675Suqs#define SIOCGSCOPE6 _IOWR('i', 89, struct in6_ifreq) 435241675Suqs#define SIOCGSCOPE6DEF _IOWR('i', 90, struct in6_ifreq) 436241675Suqs 437241675Suqs#define SIOCSIFPREFIX_IN6 _IOW('i', 100, struct in6_prefixreq) /* set */ 438241675Suqs#define SIOCGIFPREFIX_IN6 _IOWR('i', 101, struct in6_prefixreq) /* get */ 439241675Suqs#define SIOCDIFPREFIX_IN6 _IOW('i', 102, struct in6_prefixreq) /* del */ 440241675Suqs#define SIOCAIFPREFIX_IN6 _IOW('i', 103, struct in6_rrenumreq) /* add */ 441241675Suqs#define SIOCCIFPREFIX_IN6 _IOW('i', 104, \ 442241675Suqs struct in6_rrenumreq) /* change */ 443241675Suqs#define SIOCSGIFPREFIX_IN6 _IOW('i', 105, \ 444241675Suqs struct in6_rrenumreq) /* set global */ 445241675Suqs 446241675Suqs#define SIOCGETSGCNT_IN6 _IOWR('u', 106, \ 447241675Suqs struct sioc_sg_req6) /* get s,g pkt cnt */ 448241675Suqs#define SIOCGETMIFCNT_IN6 _IOWR('u', 107, \ 449241675Suqs struct sioc_mif_req6) /* get pkt cnt per if */ 450241675Suqs 451241675Suqs#define SIOCAADDRCTL_POLICY _IOW('u', 108, struct in6_addrpolicy) 452241675Suqs#define SIOCDADDRCTL_POLICY _IOW('u', 109, struct in6_addrpolicy) 453241675Suqs 454241675Suqs#define IN6_IFF_ANYCAST 0x01 /* anycast address */ 455241675Suqs#define IN6_IFF_TENTATIVE 0x02 /* tentative address */ 456241675Suqs#define IN6_IFF_DUPLICATED 0x04 /* DAD detected duplicate */ 457241675Suqs#define IN6_IFF_DETACHED 0x08 /* may be detached from the link */ 458241675Suqs#define IN6_IFF_DEPRECATED 0x10 /* deprecated address */ 459241675Suqs#define IN6_IFF_NODAD 0x20 /* don't perform DAD on this address 460241675Suqs * (used only at first SIOC* call) 461241675Suqs */ 462241675Suqs#define IN6_IFF_AUTOCONF 0x40 /* autoconfigurable address. */ 463241675Suqs#define IN6_IFF_TEMPORARY 0x80 /* temporary (anonymous) address. */ 464241675Suqs#define IN6_IFF_NOPFX 0x8000 /* skip kernel prefix management. 465241675Suqs * XXX: this should be temporary. 466241675Suqs */ 467241675Suqs 468241675Suqs/* do not input/output */ 469241675Suqs#define IN6_IFF_NOTREADY (IN6_IFF_TENTATIVE|IN6_IFF_DUPLICATED) 470241675Suqs 471241675Suqs#ifdef _KERNEL 472241675Suqs#define IN6_ARE_SCOPE_CMP(a,b) ((a)-(b)) 473241675Suqs#define IN6_ARE_SCOPE_EQUAL(a,b) ((a)==(b)) 474241675Suqs#endif 475241675Suqs 476241675Suqs#ifdef _KERNEL 477241675Suqs#ifdef VIMAGE_GLOBALS 478241675Suqsextern struct in6_ifaddr *in6_ifaddr; 479241675Suqs 480241675Suqsextern struct icmp6stat icmp6stat; 481241675Suqs 482241675Suqsextern unsigned long in6_maxmtu; 483241675Suqs#endif /* VIMAGE_GLOBALS */ 484241675Suqs#define in6_ifstat_inc(ifp, tag) \ 485241675Suqsdo { \ 486241675Suqs if (ifp) \ 487241675Suqs ((struct in6_ifextra *)((ifp)->if_afdata[AF_INET6]))->in6_ifstat->tag++; \ 488241675Suqs} while (/*CONSTCOND*/ 0) 489241675Suqs 490241675Suqsextern struct in6_addr zeroin6_addr; 491241675Suqsextern u_char inet6ctlerrmap[]; 492241675Suqs#ifdef MALLOC_DECLARE 493241675SuqsMALLOC_DECLARE(M_IP6MADDR); 494241675Suqs#endif /* MALLOC_DECLARE */ 495241675Suqs 496241675Suqs/* 497241675Suqs * Macro for finding the internet address structure (in6_ifaddr) corresponding 498241675Suqs * to a given interface (ifnet structure). 499241675Suqs */ 500241675Suqs 501241675Suqs#define IFP_TO_IA6(ifp, ia) \ 502241675Suqs/* struct ifnet *ifp; */ \ 503241675Suqs/* struct in6_ifaddr *ia; */ \ 504241675Suqsdo { \ 505241675Suqs struct ifaddr *ifa; \ 506241675Suqs TAILQ_FOREACH(ifa, &(ifp)->if_addrhead, ifa_link) { \ 507241675Suqs if (ifa->ifa_addr->sa_family == AF_INET6) \ 508241675Suqs break; \ 509241675Suqs } \ 510241675Suqs (ia) = (struct in6_ifaddr *)ifa; \ 511241675Suqs} while (/*CONSTCOND*/ 0) 512241675Suqs 513241675Suqs#endif /* _KERNEL */ 514241675Suqs 515241675Suqs/* 516241675Suqs * Multi-cast membership entry. One for each group/ifp that a PCB 517241675Suqs * belongs to. 518241675Suqs */ 519241675Suqsstruct in6_multi_mship { 520241675Suqs struct in6_multi *i6mm_maddr; /* Multicast address pointer */ 521241675Suqs LIST_ENTRY(in6_multi_mship) i6mm_chain; /* multicast options chain */ 522241675Suqs}; 523241675Suqs 524241675Suqsstruct in6_multi { 525241675Suqs LIST_ENTRY(in6_multi) in6m_entry; /* list glue */ 526241675Suqs struct in6_addr in6m_addr; /* IP6 multicast address */ 527241675Suqs struct ifnet *in6m_ifp; /* back pointer to ifnet */ 528241675Suqs struct ifmultiaddr *in6m_ifma; /* back pointer to ifmultiaddr */ 529241675Suqs u_int in6m_refcount; /* # membership claims by sockets */ 530241675Suqs u_int in6m_state; /* state of the membership */ 531241675Suqs u_int in6m_timer; /* MLD6 listener report timer */ 532241675Suqs struct timeval in6m_timer_expire; /* when the timer expires */ 533241675Suqs struct callout *in6m_timer_ch; 534241675Suqs}; 535241675Suqs 536241675Suqs#define IN6M_TIMER_UNDEF -1 537241675Suqs 538241675Suqs#ifdef _KERNEL 539241675Suqs/* flags to in6_update_ifa */ 540241675Suqs#define IN6_IFAUPDATE_DADDELAY 0x1 /* first time to configure an address */ 541241675Suqs 542241675Suqsextern LIST_HEAD(in6_multihead, in6_multi) in6_multihead; 543241675Suqs 544241675Suqs/* 545241675Suqs * Structure used by macros below to remember position when stepping through 546241675Suqs * all of the in6_multi records. 547241675Suqs */ 548241675Suqsstruct in6_multistep { 549241675Suqs struct in6_ifaddr *i_ia; 550241675Suqs struct in6_multi *i_in6m; 551241675Suqs}; 552241675Suqs 553241675Suqs/* 554241675Suqs * Macros for looking up the in6_multi record for a given IP6 multicast 555241675Suqs * address on a given interface. If no matching record is found, "in6m" 556241675Suqs * returns NULL. 557241675Suqs */ 558241675Suqs 559241675Suqs#define IN6_LOOKUP_MULTI(addr, ifp, in6m) \ 560241675Suqs/* struct in6_addr addr; */ \ 561241675Suqs/* struct ifnet *ifp; */ \ 562241675Suqs/* struct in6_multi *in6m; */ \ 563241675Suqsdo { \ 564241675Suqs struct ifmultiaddr *ifma; \ 565241675Suqs IF_ADDR_LOCK(ifp); \ 566241675Suqs TAILQ_FOREACH(ifma, &(ifp)->if_multiaddrs, ifma_link) { \ 567241675Suqs if (ifma->ifma_addr->sa_family == AF_INET6 \ 568241675Suqs && IN6_ARE_ADDR_EQUAL(&((struct sockaddr_in6 *)ifma->ifma_addr)->sin6_addr, \ 569241675Suqs &(addr))) \ 570241675Suqs break; \ 571241675Suqs } \ 572241675Suqs (in6m) = (struct in6_multi *)(ifma ? ifma->ifma_protospec : 0); \ 573241675Suqs IF_ADDR_UNLOCK(ifp); \ 574241675Suqs} while(0) 575241675Suqs 576241675Suqs/* 577241675Suqs * Macro to step through all of the in6_multi records, one at a time. 578241675Suqs * The current position is remembered in "step", which the caller must 579241675Suqs * provide. IN6_FIRST_MULTI(), below, must be called to initialize "step" 580241675Suqs * and get the first record. Both macros return a NULL "in6m" when there 581241675Suqs * are no remaining records. 582241675Suqs */ 583241675Suqs#define IN6_NEXT_MULTI(step, in6m) \ 584241675Suqs/* struct in6_multistep step; */ \ 585241675Suqs/* struct in6_multi *in6m; */ \ 586241675Suqsdo { \ 587241675Suqs if (((in6m) = (step).i_in6m) != NULL) \ 588241675Suqs (step).i_in6m = LIST_NEXT((step).i_in6m, in6m_entry); \ 589241675Suqs} while(0) 590241675Suqs 591241675Suqs#define IN6_FIRST_MULTI(step, in6m) \ 592241675Suqs/* struct in6_multistep step; */ \ 593241675Suqs/* struct in6_multi *in6m */ \ 594241675Suqsdo { \ 595241675Suqs (step).i_in6m = LIST_FIRST(&in6_multihead); \ 596241675Suqs IN6_NEXT_MULTI((step), (in6m)); \ 597241675Suqs} while(0) 598241675Suqs 599241675Suqsstruct in6_multi *in6_addmulti __P((struct in6_addr *, struct ifnet *, 600241675Suqs int *, int)); 601241675Suqsvoid in6_delmulti __P((struct in6_multi *)); 602241675Suqsstruct in6_multi_mship *in6_joingroup(struct ifnet *, struct in6_addr *, int *, int); 603241675Suqsint in6_leavegroup(struct in6_multi_mship *); 604241675Suqsint in6_mask2len __P((struct in6_addr *, u_char *)); 605241675Suqsint in6_control __P((struct socket *, u_long, caddr_t, struct ifnet *, 606241675Suqs struct thread *)); 607241675Suqsint in6_update_ifa __P((struct ifnet *, struct in6_aliasreq *, 608241675Suqs struct in6_ifaddr *, int)); 609241675Suqsvoid in6_purgeaddr __P((struct ifaddr *)); 610241675Suqsint in6if_do_dad __P((struct ifnet *)); 611241675Suqsvoid in6_purgeif __P((struct ifnet *)); 612241675Suqsvoid in6_savemkludge __P((struct in6_ifaddr *)); 613241675Suqsvoid *in6_domifattach __P((struct ifnet *)); 614241675Suqsvoid in6_domifdetach __P((struct ifnet *, void *)); 615241675Suqsvoid in6_setmaxmtu __P((void)); 616241675Suqsint in6_if2idlen __P((struct ifnet *)); 617241675Suqsvoid in6_restoremkludge __P((struct in6_ifaddr *, struct ifnet *)); 618241675Suqsvoid in6_purgemkludge __P((struct ifnet *)); 619241675Suqsstruct in6_ifaddr *in6ifa_ifpforlinklocal __P((struct ifnet *, int)); 620241675Suqsstruct in6_ifaddr *in6ifa_ifpwithaddr __P((struct ifnet *, struct in6_addr *)); 621241675Suqschar *ip6_sprintf __P((char *, const struct in6_addr *)); 622241675Suqsint in6_addr2zoneid __P((struct ifnet *, struct in6_addr *, u_int32_t *)); 623241675Suqsint in6_matchlen __P((struct in6_addr *, struct in6_addr *)); 624241675Suqsint in6_are_prefix_equal __P((struct in6_addr *, struct in6_addr *, int)); 625241675Suqsvoid in6_prefixlen2mask __P((struct in6_addr *, int)); 626241675Suqsint in6_prefix_ioctl __P((struct socket *, u_long, caddr_t, 627241675Suqs struct ifnet *)); 628241675Suqsint in6_prefix_add_ifid __P((int, struct in6_ifaddr *)); 629241675Suqsvoid in6_prefix_remove_ifid __P((int, struct in6_ifaddr *)); 630241675Suqsvoid in6_purgeprefix __P((struct ifnet *)); 631241675Suqsvoid in6_ifremloop(struct ifaddr *); 632241675Suqsvoid in6_ifaddloop(struct ifaddr *); 633241675Suqs 634241675Suqsint in6_is_addr_deprecated __P((struct sockaddr_in6 *)); 635241675Suqsstruct inpcb; 636241675Suqsint in6_src_ioctl __P((u_long, caddr_t)); 637241675Suqs#endif /* _KERNEL */ 638 639#endif /* _NETINET6_IN6_VAR_H_ */ 640