4841cf2927
- Add ansi prototypes. - Be less internet centric. - Convert queues to use <sys/queue.h> so we don't need -lcompat
121 lines
4.6 KiB
C
121 lines
4.6 KiB
C
/* $NetBSD: table.h,v 1.7 1995/06/20 22:27:58 christos Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1983, 1993
|
|
* The Regents of the University of California. 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. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
|
|
*
|
|
* @(#)table.h 8.1 (Berkeley) 6/5/93
|
|
*/
|
|
|
|
/*
|
|
* Routing table management daemon.
|
|
*/
|
|
#include <sys/queue.h>
|
|
/*
|
|
* Routing table structure; differs a bit from kernel tables.
|
|
*
|
|
* Note: the union below must agree in the first 4 members
|
|
* so the ioctl's will work.
|
|
*/
|
|
#ifdef RTM_ADD
|
|
#define rtentry ortentry
|
|
#endif
|
|
|
|
struct rt_entry {
|
|
CIRCLEQ_ENTRY(rt_entry) rt_entry;
|
|
union {
|
|
struct rtentry rtu_rt;
|
|
struct rtuentry {
|
|
u_long rtu_hash;
|
|
struct sockaddr rtu_dst;
|
|
struct sockaddr rtu_router;
|
|
struct sockaddr rtu_netmask;
|
|
short rtu_rtflags; /* used by rtioctl */
|
|
short rtu_wasted[5];
|
|
int rtu_flags;
|
|
int rtu_state;
|
|
int rtu_timer;
|
|
int rtu_metric;
|
|
int rtu_ifmetric;
|
|
struct interface *rtu_ifp;
|
|
} rtu_entry;
|
|
} rt_rtu;
|
|
};
|
|
|
|
#define rt_rt rt_rtu.rtu_entry /* pass to ioctl */
|
|
#define rt_hash rt_rtu.rtu_entry.rtu_hash /* for net or host */
|
|
#define rt_dst rt_rtu.rtu_entry.rtu_dst /* match value */
|
|
#define rt_router rt_rtu.rtu_entry.rtu_router /* who to forward to */
|
|
#define rt_netmask rt_rtu.rtu_entry.rtu_netmask /* mask for the route */
|
|
#define rt_flags rt_rtu.rtu_entry.rtu_flags /* kernel flags */
|
|
#define rt_timer rt_rtu.rtu_entry.rtu_timer /* for invalidation */
|
|
#define rt_state rt_rtu.rtu_entry.rtu_state /* see below */
|
|
#define rt_metric rt_rtu.rtu_entry.rtu_metric /* cost of route */
|
|
#define rt_ifmetric rt_rtu.rtu_entry.rtu_ifmetric /* cost of route if */
|
|
#define rt_ifp rt_rtu.rtu_entry.rtu_ifp /* interface to take */
|
|
|
|
#define ROUTEHASHSIZ 32 /* must be a power of 2 */
|
|
#define ROUTEHASHMASK (ROUTEHASHSIZ - 1)
|
|
|
|
/*
|
|
* "State" of routing table entry.
|
|
*/
|
|
#define RTS_CHANGED 0x1 /* route has been altered recently */
|
|
#define RTS_EXTERNAL 0x2 /* extern info, not installed or sent */
|
|
#define RTS_INTERNAL 0x4 /* internal route, not installed */
|
|
#define RTS_PASSIVE IFF_PASSIVE /* don't time out route */
|
|
#define RTS_INTERFACE IFF_INTERFACE /* route is for network interface */
|
|
#define RTS_REMOTE IFF_REMOTE /* route is for ``remote'' entity */
|
|
#define RTS_SUBNET IFF_SUBNET /* route is for network subnet */
|
|
|
|
/*
|
|
* Flags are same as kernel, with this addition for af_rtflags:
|
|
*/
|
|
#define RTF_SUBNET 0x80000 /* pseudo: route to subnet */
|
|
|
|
CIRCLEQ_HEAD(rthash, rt_entry);
|
|
|
|
struct rthash nethash[ROUTEHASHSIZ];
|
|
struct rthash hosthash[ROUTEHASHSIZ];
|
|
|
|
struct rt_entry *rtlookup __P((struct sockaddr *));
|
|
struct rt_entry *rtfind __P((struct sockaddr *));
|
|
struct rthash *rthead __P((struct sockaddr *, u_int *, int *));
|
|
void rtadd __P((struct sockaddr *, struct sockaddr *, struct sockaddr *,
|
|
int, int ));
|
|
void rtchange __P((struct rt_entry *, struct sockaddr *, struct sockaddr *,
|
|
int));
|
|
void rtdelete __P((struct rt_entry *));
|
|
void rtdeleteall __P((int));
|
|
void rtdefault __P((void));
|
|
void rtinit __P((void));
|
|
int rtioctl __P((int, struct rtuentry *));
|