| /* $FreeBSD: src/sys/netinet6/in6_prefix.h,v 1.5 2001/06/11 12:39:05 ume Exp $ */ |
| /* $KAME: in6_prefix.h,v 1.10 2001/02/08 16:30:30 itojun Exp $ */ |
| |
| /* |
| * Copyright (C) 1995, 1996, 1997, 1998 and 1999 WIDE Project. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of the project nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #include <sys/callout.h> |
| |
| struct rr_prefix { |
| struct ifprefix rp_ifpr; |
| LIST_ENTRY(rr_prefix) rp_entry; |
| LIST_HEAD(rp_addrhead, rp_addr) rp_addrhead; |
| struct sockaddr_in6 rp_prefix; /* prefix */ |
| u_int32_t rp_vltime; /* advertised valid lifetime */ |
| u_int32_t rp_pltime; /* advertised preferred lifetime */ |
| time_t rp_expire; /* expiration time of the prefix */ |
| time_t rp_preferred; /* preferred time of the prefix */ |
| struct in6_prflags rp_flags; |
| u_char rp_origin; /* from where this prefix info is obtained */ |
| struct rp_stateflags { |
| /* if some prefix should be added to this prefix */ |
| u_char addmark : 1; |
| u_char delmark : 1; /* if this prefix will be deleted */ |
| } rp_stateflags; |
| }; |
| |
| #define rp_type rp_ifpr.ifpr_type |
| #define rp_ifp rp_ifpr.ifpr_ifp |
| #define rp_plen rp_ifpr.ifpr_plen |
| |
| #define rp_raf rp_flags.prf_ra |
| #define rp_raf_onlink rp_flags.prf_ra.onlink |
| #define rp_raf_auto rp_flags.prf_ra.autonomous |
| |
| #define rp_statef_addmark rp_stateflags.addmark |
| #define rp_statef_delmark rp_stateflags.delmark |
| |
| #define rp_rrf rp_flags.prf_rr |
| #define rp_rrf_decrvalid rp_flags.prf_rr.decrvalid |
| #define rp_rrf_decrprefd rp_flags.prf_rr.decrprefd |
| |
| struct rp_addr { |
| LIST_ENTRY(rp_addr) ra_entry; |
| struct in6_addr ra_ifid; |
| struct in6_ifaddr *ra_addr; |
| struct ra_flags { |
| u_char anycast : 1; |
| } ra_flags; |
| }; |
| |
| #define ifpr2rp(ifpr) ((struct rr_prefix *)(ifpr)) |
| #define rp2ifpr(rp) ((struct ifprefix *)(rp)) |
| |
| #define RP_IN6(rp) (&(rp)->rp_prefix.sin6_addr) |
| |
| #define RR_INFINITE_LIFETIME 0xffffffff |
| |
| |
| LIST_HEAD(rr_prhead, rr_prefix); |
| |
| extern struct rr_prhead rr_prefix; |
| |
| void in6_rr_timer __P((void *)); |
| extern struct callout in6_rr_timer_ch; |
| int delete_each_prefix __P((struct rr_prefix *rpp, u_char origin)); |