route.h revision 182801
1139823Simp/*- 21541Srgrimes * Copyright (c) 1980, 1986, 1993 31541Srgrimes * The Regents of the University of California. All rights reserved. 41541Srgrimes * 51541Srgrimes * Redistribution and use in source and binary forms, with or without 61541Srgrimes * modification, are permitted provided that the following conditions 71541Srgrimes * are met: 81541Srgrimes * 1. Redistributions of source code must retain the above copyright 91541Srgrimes * notice, this list of conditions and the following disclaimer. 101541Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111541Srgrimes * notice, this list of conditions and the following disclaimer in the 121541Srgrimes * documentation and/or other materials provided with the distribution. 131541Srgrimes * 4. Neither the name of the University nor the names of its contributors 141541Srgrimes * may be used to endorse or promote products derived from this software 151541Srgrimes * without specific prior written permission. 161541Srgrimes * 171541Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 181541Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 191541Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 201541Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 211541Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 221541Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 231541Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 241541Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 251541Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 261541Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 271541Srgrimes * SUCH DAMAGE. 281541Srgrimes * 2985052Sru * @(#)route.h 8.4 (Berkeley) 1/9/95 3050477Speter * $FreeBSD: head/sys/net/route.h 182801 2008-09-05 21:03:19Z julian $ 311541Srgrimes */ 321541Srgrimes 332168Spaul#ifndef _NET_ROUTE_H_ 342168Spaul#define _NET_ROUTE_H_ 352168Spaul 361541Srgrimes/* 371541Srgrimes * Kernel resident routing tables. 388876Srgrimes * 391541Srgrimes * The routing tables are initialized when interface addresses 401541Srgrimes * are set by making entries for all directly connected interfaces. 411541Srgrimes */ 421541Srgrimes 431541Srgrimes/* 441541Srgrimes * A route consists of a destination address and a reference 451541Srgrimes * to a routing entry. These are often held by protocols 461541Srgrimes * in their control blocks, e.g. inpcb. 471541Srgrimes */ 481541Srgrimesstruct route { 491541Srgrimes struct rtentry *ro_rt; 501541Srgrimes struct sockaddr ro_dst; 511541Srgrimes}; 521541Srgrimes 531541Srgrimes/* 541541Srgrimes * These numbers are used by reliable protocols for determining 551541Srgrimes * retransmission behavior and are included in the routing structure. 561541Srgrimes */ 57122922Sandrestruct rt_metrics_lite { 58122922Sandre u_long rmx_mtu; /* MTU for this path */ 59122922Sandre u_long rmx_expire; /* lifetime for route, e.g. redirect */ 60122922Sandre u_long rmx_pksent; /* packets sent using this route */ 61122922Sandre}; 62122922Sandre 631541Srgrimesstruct rt_metrics { 641541Srgrimes u_long rmx_locks; /* Kernel must leave these values alone */ 651541Srgrimes u_long rmx_mtu; /* MTU for this path */ 661541Srgrimes u_long rmx_hopcount; /* max hops expected */ 671541Srgrimes u_long rmx_expire; /* lifetime for route, e.g. redirect */ 6813765Smpp u_long rmx_recvpipe; /* inbound delay-bandwidth product */ 6913765Smpp u_long rmx_sendpipe; /* outbound delay-bandwidth product */ 701541Srgrimes u_long rmx_ssthresh; /* outbound gateway buffer limit */ 711541Srgrimes u_long rmx_rtt; /* estimated round trip time */ 721541Srgrimes u_long rmx_rttvar; /* estimated rtt variance */ 731541Srgrimes u_long rmx_pksent; /* packets sent using this route */ 745791Swollman u_long rmx_filler[4]; /* will be used for T/TCP later */ 751541Srgrimes}; 761541Srgrimes 771541Srgrimes/* 781541Srgrimes * rmx_rtt and rmx_rttvar are stored as microseconds; 791541Srgrimes * RTTTOPRHZ(rtt) converts to a value suitable for use 801541Srgrimes * by a protocol slowtimo counter. 811541Srgrimes */ 821541Srgrimes#define RTM_RTTUNIT 1000000 /* units for rtt, rttvar, as units per sec */ 831541Srgrimes#define RTTTOPRHZ(r) ((r) / (RTM_RTTUNIT / PR_SLOWHZ)) 841541Srgrimes 85178888Sjulianextern u_int rt_numfibs; /* number fo usable routing tables */ 86178888Sjulianextern u_int tunnel_fib; /* tunnels use these */ 87178888Sjulianextern u_int fwd_fib; /* packets being forwarded use these routes */ 881541Srgrimes/* 895833Sbde * XXX kernel function pointer `rt_output' is visible to applications. 905833Sbde */ 915833Sbdestruct mbuf; 925833Sbde 935833Sbde/* 941541Srgrimes * We distinguish between routes to hosts and routes to networks, 951541Srgrimes * preferring the former if available. For each route we infer 961541Srgrimes * the interface to use from the gateway address supplied when 971541Srgrimes * the route was entered. Routes that forward packets through 981541Srgrimes * gateways are marked so that the output routines know to address the 991541Srgrimes * gateway rather than the ultimate destination. 1001541Srgrimes */ 1011541Srgrimes#ifndef RNF_NORMAL 1021541Srgrimes#include <net/radix.h> 103178167Sqingli#ifdef RADIX_MPATH 104178167Sqingli#include <net/radix_mpath.h> 1051541Srgrimes#endif 106178167Sqingli#endif 1071541Srgrimesstruct rtentry { 1081541Srgrimes struct radix_node rt_nodes[2]; /* tree glue, and other values */ 109128454Sluigi /* 110128454Sluigi * XXX struct rtentry must begin with a struct radix_node (or two!) 111128454Sluigi * because the code does some casts of a 'struct radix_node *' 112128454Sluigi * to a 'struct rtentry *' 113128454Sluigi */ 114132780Skan#define rt_key(r) (*((struct sockaddr **)(&(r)->rt_nodes->rn_key))) 115132780Skan#define rt_mask(r) (*((struct sockaddr **)(&(r)->rt_nodes->rn_mask))) 1161541Srgrimes struct sockaddr *rt_gateway; /* value */ 1177197Swollman u_long rt_flags; /* up/down?, host/net */ 1181541Srgrimes struct ifnet *rt_ifp; /* the answer: interface to use */ 119122922Sandre struct ifaddr *rt_ifa; /* the answer: interface address to use */ 120127828Sluigi struct rt_metrics_lite rt_rmx; /* metrics used by rx'ing protocols */ 121127828Sluigi long rt_refcnt; /* # held references */ 1221541Srgrimes struct sockaddr *rt_genmask; /* for generation of cloned routes */ 1231541Srgrimes caddr_t rt_llinfo; /* pointer to link level info cache */ 1241541Srgrimes struct rtentry *rt_gwroute; /* implied entry for gatewayed routes */ 1255791Swollman struct rtentry *rt_parent; /* cloning parent of this route */ 126178888Sjulian u_int rt_fibnum; /* which FIB */ 127120727Ssam#ifdef _KERNEL 128120727Ssam /* XXX ugly, user apps use this definition but don't have a mtx def */ 129120727Ssam struct mtx rt_mtx; /* mutex for routing entry */ 130120727Ssam#endif 1311541Srgrimes}; 1321541Srgrimes 1331541Srgrimes/* 1341541Srgrimes * Following structure necessary for 4.3 compatibility; 1351541Srgrimes * We should eventually move it to a compat file. 1361541Srgrimes */ 1371541Srgrimesstruct ortentry { 1381541Srgrimes u_long rt_hash; /* to speed lookups */ 1391541Srgrimes struct sockaddr rt_dst; /* key */ 1401541Srgrimes struct sockaddr rt_gateway; /* value */ 1411541Srgrimes short rt_flags; /* up/down?, host/net */ 1421541Srgrimes short rt_refcnt; /* # held references */ 1431541Srgrimes u_long rt_use; /* raw # packets forwarded */ 1441541Srgrimes struct ifnet *rt_ifp; /* the answer: interface to use */ 1451541Srgrimes}; 1461541Srgrimes 1474104Swollman#define rt_use rt_rmx.rmx_pksent 1484104Swollman 1491541Srgrimes#define RTF_UP 0x1 /* route usable */ 1501541Srgrimes#define RTF_GATEWAY 0x2 /* destination is a gateway */ 1511541Srgrimes#define RTF_HOST 0x4 /* host entry (net otherwise) */ 1521541Srgrimes#define RTF_REJECT 0x8 /* host or net unreachable */ 1531541Srgrimes#define RTF_DYNAMIC 0x10 /* created dynamically (by redirect) */ 1541541Srgrimes#define RTF_MODIFIED 0x20 /* modified dynamically (by redirect) */ 1551541Srgrimes#define RTF_DONE 0x40 /* message confirmed */ 15686764Sjlemon/* 0x80 unused, was RTF_DELCLONE */ 1571541Srgrimes#define RTF_CLONING 0x100 /* generate new routes on use */ 1581541Srgrimes#define RTF_XRESOLVE 0x200 /* external daemon resolves name */ 15917835Sjulian#define RTF_LLINFO 0x400 /* generated by link layer (e.g. ARP) */ 1601541Srgrimes#define RTF_STATIC 0x800 /* manually added */ 1611541Srgrimes#define RTF_BLACKHOLE 0x1000 /* just discard pkts (during updates) */ 1621541Srgrimes#define RTF_PROTO2 0x4000 /* protocol specific routing flag */ 1631541Srgrimes#define RTF_PROTO1 0x8000 /* protocol specific routing flag */ 1641541Srgrimes 165122921Sandre/* XXX: temporary to stay API/ABI compatible with userland */ 166122921Sandre#ifndef _KERNEL 167122921Sandre#define RTF_PRCLONING 0x10000 /* unused, for compatibility */ 168122921Sandre#endif 169122921Sandre 1705099Swollman#define RTF_WASCLONED 0x20000 /* route generated through cloning */ 1715099Swollman#define RTF_PROTO3 0x40000 /* protocol specific routing flag */ 17218839Swollman/* 0x80000 unused */ 1736245Swollman#define RTF_PINNED 0x100000 /* future use */ 17415652Swollman#define RTF_LOCAL 0x200000 /* route represents a local address */ 17515652Swollman#define RTF_BROADCAST 0x400000 /* route represents a bcast address */ 17615652Swollman#define RTF_MULTICAST 0x800000 /* route represents a mcast address */ 17715652Swollman /* 0x1000000 and up unassigned */ 1781541Srgrimes 179156750Sandre/* Mask of RTF flags that are allowed to be modified by RTM_CHANGE. */ 180156750Sandre#define RTF_FMASK \ 181156750Sandre (RTF_PROTO1 | RTF_PROTO2 | RTF_PROTO3 | RTF_BLACKHOLE | \ 182156750Sandre RTF_REJECT | RTF_STATIC) 183156750Sandre 1841541Srgrimes/* 1851541Srgrimes * Routing statistics. 1861541Srgrimes */ 1871541Srgrimesstruct rtstat { 1881541Srgrimes short rts_badredirect; /* bogus redirect calls */ 1891541Srgrimes short rts_dynamic; /* routes created by redirects */ 1901541Srgrimes short rts_newgateway; /* routes modified by redirects */ 1911541Srgrimes short rts_unreach; /* lookups which failed */ 1921541Srgrimes short rts_wildcard; /* lookups satisfied by a wildcard */ 1931541Srgrimes}; 1941541Srgrimes/* 1951541Srgrimes * Structures for routing messages. 1961541Srgrimes */ 1971541Srgrimesstruct rt_msghdr { 1981541Srgrimes u_short rtm_msglen; /* to skip over non-understood messages */ 1991541Srgrimes u_char rtm_version; /* future binary compatibility */ 2001541Srgrimes u_char rtm_type; /* message type */ 2011541Srgrimes u_short rtm_index; /* index for associated ifp */ 2021541Srgrimes int rtm_flags; /* flags, incl. kern & message, e.g. DONE */ 2031541Srgrimes int rtm_addrs; /* bitmask identifying sockaddrs in msg */ 2041541Srgrimes pid_t rtm_pid; /* identify sender */ 2051541Srgrimes int rtm_seq; /* for sender to identify action */ 2061541Srgrimes int rtm_errno; /* why failed */ 207156750Sandre int rtm_fmask; /* bitmask used in RTM_CHANGE message */ 208156750Sandre#define rtm_use rtm_fmask /* deprecated, use rtm_rmx->rmx_pksent */ 2091541Srgrimes u_long rtm_inits; /* which metrics we are initializing */ 2101541Srgrimes struct rt_metrics rtm_rmx; /* metrics themselves */ 2111541Srgrimes}; 2121541Srgrimes 2135791Swollman#define RTM_VERSION 5 /* Up the ante and ignore older versions */ 2141541Srgrimes 21551252Sru/* 21651252Sru * Message types. 21751252Sru */ 2181541Srgrimes#define RTM_ADD 0x1 /* Add Route */ 2191541Srgrimes#define RTM_DELETE 0x2 /* Delete Route */ 2201541Srgrimes#define RTM_CHANGE 0x3 /* Change Metrics or flags */ 2211541Srgrimes#define RTM_GET 0x4 /* Report Metrics */ 2221541Srgrimes#define RTM_LOSING 0x5 /* Kernel Suspects Partitioning */ 2231541Srgrimes#define RTM_REDIRECT 0x6 /* Told to use different route */ 2241541Srgrimes#define RTM_MISS 0x7 /* Lookup failed on this address */ 2251541Srgrimes#define RTM_LOCK 0x8 /* fix specified metrics */ 2261541Srgrimes#define RTM_OLDADD 0x9 /* caused by SIOCADDRT */ 2271541Srgrimes#define RTM_OLDDEL 0xa /* caused by SIOCDELRT */ 2281541Srgrimes#define RTM_RESOLVE 0xb /* req to resolve dst to LL addr */ 2291541Srgrimes#define RTM_NEWADDR 0xc /* address being added to iface */ 2301541Srgrimes#define RTM_DELADDR 0xd /* address being removed from iface */ 2311541Srgrimes#define RTM_IFINFO 0xe /* iface going up/down etc. */ 23221666Swollman#define RTM_NEWMADDR 0xf /* mcast group membership being added to if */ 23321666Swollman#define RTM_DELMADDR 0x10 /* mcast group membership being deleted */ 23489498Sru#define RTM_IFANNOUNCE 0x11 /* iface arrival/departure */ 235136155Ssam#define RTM_IEEE80211 0x12 /* IEEE80211 wireless event */ 2361541Srgrimes 23751252Sru/* 23851252Sru * Bitmask values for rtm_inits and rmx_locks. 23951252Sru */ 2401541Srgrimes#define RTV_MTU 0x1 /* init or lock _mtu */ 2411541Srgrimes#define RTV_HOPCOUNT 0x2 /* init or lock _hopcount */ 24251252Sru#define RTV_EXPIRE 0x4 /* init or lock _expire */ 2431541Srgrimes#define RTV_RPIPE 0x8 /* init or lock _recvpipe */ 2441541Srgrimes#define RTV_SPIPE 0x10 /* init or lock _sendpipe */ 2451541Srgrimes#define RTV_SSTHRESH 0x20 /* init or lock _ssthresh */ 2461541Srgrimes#define RTV_RTT 0x40 /* init or lock _rtt */ 2471541Srgrimes#define RTV_RTTVAR 0x80 /* init or lock _rttvar */ 2481541Srgrimes 2491541Srgrimes/* 25051252Sru * Bitmask values for rtm_addrs. 2511541Srgrimes */ 2521541Srgrimes#define RTA_DST 0x1 /* destination sockaddr present */ 2531541Srgrimes#define RTA_GATEWAY 0x2 /* gateway sockaddr present */ 2541541Srgrimes#define RTA_NETMASK 0x4 /* netmask sockaddr present */ 2551541Srgrimes#define RTA_GENMASK 0x8 /* cloning mask sockaddr present */ 2561541Srgrimes#define RTA_IFP 0x10 /* interface name sockaddr present */ 2571541Srgrimes#define RTA_IFA 0x20 /* interface addr sockaddr present */ 2581541Srgrimes#define RTA_AUTHOR 0x40 /* sockaddr for author of redirect */ 2591541Srgrimes#define RTA_BRD 0x80 /* for NEWADDR, broadcast or p-p dest addr */ 2601541Srgrimes 2611541Srgrimes/* 2621541Srgrimes * Index offsets for sockaddr array for alternate internal encoding. 2631541Srgrimes */ 2641541Srgrimes#define RTAX_DST 0 /* destination sockaddr present */ 2651541Srgrimes#define RTAX_GATEWAY 1 /* gateway sockaddr present */ 2661541Srgrimes#define RTAX_NETMASK 2 /* netmask sockaddr present */ 2671541Srgrimes#define RTAX_GENMASK 3 /* cloning mask sockaddr present */ 2681541Srgrimes#define RTAX_IFP 4 /* interface name sockaddr present */ 2691541Srgrimes#define RTAX_IFA 5 /* interface addr sockaddr present */ 2701541Srgrimes#define RTAX_AUTHOR 6 /* sockaddr for author of redirect */ 2711541Srgrimes#define RTAX_BRD 7 /* for NEWADDR, broadcast or p-p dest addr */ 2721541Srgrimes#define RTAX_MAX 8 /* size of array to allocate */ 2731541Srgrimes 2741541Srgrimesstruct rt_addrinfo { 2751541Srgrimes int rti_addrs; 2761541Srgrimes struct sockaddr *rti_info[RTAX_MAX]; 27785074Sru int rti_flags; 27885074Sru struct ifaddr *rti_ifa; 27985074Sru struct ifnet *rti_ifp; 2801541Srgrimes}; 2811541Srgrimes 282128185Sluigi/* 283128185Sluigi * This macro returns the size of a struct sockaddr when passed 284128185Sluigi * through a routing socket. Basically we round up sa_len to 285128185Sluigi * a multiple of sizeof(long), with a minimum of sizeof(long). 286128185Sluigi * The check for a NULL pointer is just a convenience, probably never used. 287128185Sluigi * The case sa_len == 0 should only apply to empty structures. 288128185Sluigi */ 289128185Sluigi#define SA_SIZE(sa) \ 290128185Sluigi ( (!(sa) || ((struct sockaddr *)(sa))->sa_len == 0) ? \ 291128185Sluigi sizeof(long) : \ 292128185Sluigi 1 + ( (((struct sockaddr *)(sa))->sa_len - 1) | (sizeof(long) - 1) ) ) 293128185Sluigi 29455205Speter#ifdef _KERNEL 295117752Shsu 296120727Ssam#define RT_LOCK_INIT(_rt) \ 297120727Ssam mtx_init(&(_rt)->rt_mtx, "rtentry", NULL, MTX_DEF | MTX_DUPOK) 298120727Ssam#define RT_LOCK(_rt) mtx_lock(&(_rt)->rt_mtx) 299174934Smux#define RT_TRYLOCK(_rt) mtx_trylock(&(_rt)->rt_mtx) 300120727Ssam#define RT_UNLOCK(_rt) mtx_unlock(&(_rt)->rt_mtx) 301120727Ssam#define RT_LOCK_DESTROY(_rt) mtx_destroy(&(_rt)->rt_mtx) 302120727Ssam#define RT_LOCK_ASSERT(_rt) mtx_assert(&(_rt)->rt_mtx, MA_OWNED) 303117752Shsu 304122334Ssam#define RT_ADDREF(_rt) do { \ 305122334Ssam RT_LOCK_ASSERT(_rt); \ 306122334Ssam KASSERT((_rt)->rt_refcnt >= 0, \ 307122334Ssam ("negative refcnt %ld", (_rt)->rt_refcnt)); \ 308122334Ssam (_rt)->rt_refcnt++; \ 309150130Sandre} while (0) 310182801Sjulian 311122334Ssam#define RT_REMREF(_rt) do { \ 312122334Ssam RT_LOCK_ASSERT(_rt); \ 313122334Ssam KASSERT((_rt)->rt_refcnt > 0, \ 314122334Ssam ("bogus refcnt %ld", (_rt)->rt_refcnt)); \ 315122334Ssam (_rt)->rt_refcnt--; \ 316150130Sandre} while (0) 317122334Ssam 318122334Ssam#define RTFREE_LOCKED(_rt) do { \ 319122334Ssam if ((_rt)->rt_refcnt <= 1) \ 320122334Ssam rtfree(_rt); \ 321122334Ssam else { \ 322122334Ssam RT_REMREF(_rt); \ 323122334Ssam RT_UNLOCK(_rt); \ 324122334Ssam } \ 325122334Ssam /* guard against invalid refs */ \ 326122334Ssam _rt = 0; \ 32746568Speter } while (0) 328182801Sjulian 329122334Ssam#define RTFREE(_rt) do { \ 330122334Ssam RT_LOCK(_rt); \ 331122334Ssam RTFREE_LOCKED(_rt); \ 332120727Ssam } while (0) 3331541Srgrimes 334178898Sjulianextern struct radix_node_head *rt_tables[][AF_MAX+1]; 3351541Srgrimes 33621666Swollmanstruct ifmultiaddr; 33721666Swollman 338136155Ssamvoid rt_ieee80211msg(struct ifnet *, int, void *, size_t); 33992725Salfredvoid rt_ifannouncemsg(struct ifnet *, int); 34092725Salfredvoid rt_ifmsg(struct ifnet *); 34192725Salfredvoid rt_missmsg(int, struct rt_addrinfo *, int, int); 34292725Salfredvoid rt_newaddrmsg(int, struct ifaddr *, int, struct rtentry *); 34392725Salfredvoid rt_newmaddrmsg(int, struct ifmultiaddr *); 34492725Salfredint rt_setgate(struct rtentry *, struct sockaddr *, struct sockaddr *); 345128621Sluigi 346128621Sluigi/* 347128621Sluigi * Note the following locking behavior: 348128621Sluigi * 349128621Sluigi * rtalloc_ign() and rtalloc() return ro->ro_rt unlocked 350128621Sluigi * 351128621Sluigi * rtalloc1() returns a locked rtentry 352128621Sluigi * 353128621Sluigi * rtfree() and RTFREE_LOCKED() require a locked rtentry 354128621Sluigi * 355128621Sluigi * RTFREE() uses an unlocked entry. 356128621Sluigi */ 357128621Sluigi 358178888Sjulianint rtexpunge(struct rtentry *); 359178888Sjulianvoid rtfree(struct rtentry *); 360178888Sjulian 361178888Sjulian/* XXX MRT COMPAT VERSIONS THAT SET UNIVERSE to 0 */ 362178888Sjulian/* Thes are used by old code not yet converted to use multiple FIBS */ 363178888Sjulianint rt_getifa(struct rt_addrinfo *); 364128621Sluigivoid rtalloc_ign(struct route *ro, u_long ignflags); 365128621Sluigivoid rtalloc(struct route *ro); /* XXX deprecated, use rtalloc_ign(ro, 0) */ 366120727Ssamstruct rtentry *rtalloc1(struct sockaddr *, int, u_long); 36792725Salfredint rtinit(struct ifaddr *, int, int); 36892725Salfredint rtioctl(u_long, caddr_t); 36992725Salfredvoid rtredirect(struct sockaddr *, struct sockaddr *, 370120727Ssam struct sockaddr *, int, struct sockaddr *); 37192725Salfredint rtrequest(int, struct sockaddr *, 37292725Salfred struct sockaddr *, struct sockaddr *, int, struct rtentry **); 37392725Salfredint rtrequest1(int, struct rt_addrinfo *, struct rtentry **); 374111767Smdoddint rt_check(struct rtentry **, struct rtentry **, struct sockaddr *); 375174559Skmacy 376178888Sjulian/* defaults to "all" FIBs */ 377178888Sjulianint rtinit_fib(struct ifaddr *, int, int); 378178888Sjulian 379178888Sjulian/* XXX MRT NEW VERSIONS THAT USE FIBs 380178888Sjulian * For now the protocol indepedent versions are the same as the AF_INET ones 381178888Sjulian * but this will change.. 382178888Sjulian */ 383178888Sjulianint rt_getifa_fib(struct rt_addrinfo *, u_int fibnum); 384178888Sjulianvoid rtalloc_ign_fib(struct route *ro, u_long ignflags, u_int fibnum); 385178888Sjulianvoid rtalloc_fib(struct route *ro, u_int fibnum); 386178888Sjulianstruct rtentry *rtalloc1_fib(struct sockaddr *, int, u_long, u_int); 387178888Sjulianint rtioctl_fib(u_long, caddr_t, u_int); 388178888Sjulianvoid rtredirect_fib(struct sockaddr *, struct sockaddr *, 389178888Sjulian struct sockaddr *, int, struct sockaddr *, u_int); 390178888Sjulianint rtrequest_fib(int, struct sockaddr *, 391178888Sjulian struct sockaddr *, struct sockaddr *, int, struct rtentry **, u_int); 392178888Sjulianint rtrequest1_fib(int, struct rt_addrinfo *, struct rtentry **, u_int); 393178888Sjulianint rt_check_fib(struct rtentry **, struct rtentry **, struct sockaddr *, u_int); 394178888Sjulian 395174559Skmacy#include <sys/eventhandler.h> 396174703Skmacytypedef void (*rtevent_arp_update_fn)(void *, struct rtentry *, uint8_t *, struct sockaddr *); 397174703Skmacytypedef void (*rtevent_redirect_fn)(void *, struct rtentry *, struct rtentry *, struct sockaddr *); 398174703SkmacyEVENTHANDLER_DECLARE(route_arp_update_event, rtevent_arp_update_fn); 399174703SkmacyEVENTHANDLER_DECLARE(route_redirect_event, rtevent_redirect_fn); 4001541Srgrimes#endif 4012168Spaul 4022168Spaul#endif 403