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/*
* 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.
*
* $FreeBSD$
*/
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 *));
int delete_each_prefix __P((struct socket *so, struct rr_prefix *rpp,
u_char origin));
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