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