NetBSD/sys/netinet6/in6_prefix.h
itojun e1f4f77960 to sync with kame better, (1) remove register declaration for variables,
(2) sync whitespaces, (3) update comments. (4) bring in some of portability
and logging enhancements.  no functional changes here.
2001-02-10 04:14:26 +00:00

92 lines
3.4 KiB
C

/* $NetBSD: in6_prefix.h,v 1.5 2001/02/10 04:14:27 itojun 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));