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c1117f898c
Novell spec, but still only transmit according to the spec. Add a feature to dump the RIP and SAP tables when a SIGINFO signal is received.
117 lines
4.3 KiB
C
117 lines
4.3 KiB
C
/*
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Copyright (c) 1995 John Hay. 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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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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* @(#)table.h 5.1 (Berkeley) 6/4/85 (routed/table.h)
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*
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* @(#)table.h 8.1 (Berkeley) 6/5/93
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*
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* $Id: table.h,v 1.1 1995/10/26 21:28:26 julian Exp $
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*/
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/*
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* Routing table management daemon.
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*/
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/*
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* Routing table structure; differs a bit from kernel tables.
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*
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* Note: the union below must agree in the first 4 members
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* so the ioctl's will work.
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*/
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struct rthash {
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struct rt_entry *rt_forw;
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struct rt_entry *rt_back;
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};
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#ifdef RTM_ADD
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#define rtentry ortentry
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#endif
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struct rt_entry {
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struct rt_entry *rt_forw;
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struct rt_entry *rt_back;
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union {
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struct rtentry rtu_rt;
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struct rtuentry {
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u_long rtu_hash;
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struct sockaddr rtu_dst;
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struct sockaddr rtu_router;
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short rtu_rtflags; /* used by old rtioctl */
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short rtu_wasted; /* XXX routed does it this way. */
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int rtu_flags;
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int rtu_state;
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int rtu_timer;
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int rtu_metric;
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int rtu_ticks;
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struct interface *rtu_ifp;
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} rtu_entry;
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} rt_rtu;
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struct rt_entry *rt_clone;
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};
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#define rt_rt rt_rtu.rtu_entry /* pass to ioctl */
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#define rt_hash rt_rtu.rtu_entry.rtu_hash /* for net or host */
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#define rt_dst rt_rtu.rtu_entry.rtu_dst /* match value */
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#define rt_router rt_rtu.rtu_entry.rtu_router /* who to forward to */
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#define rt_flags rt_rtu.rtu_entry.rtu_flags /* kernel flags */
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#define rt_timer rt_rtu.rtu_entry.rtu_timer /* for invalidation */
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#define rt_state rt_rtu.rtu_entry.rtu_state /* see below */
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#define rt_metric rt_rtu.rtu_entry.rtu_metric /* cost of route */
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#define rt_ticks rt_rtu.rtu_entry.rtu_ticks /* time of route */
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#define rt_ifp rt_rtu.rtu_entry.rtu_ifp /* interface to take */
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#define ROUTEHASHSIZ 32 /* must be a power of 2 */
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#define ROUTEHASHMASK (ROUTEHASHSIZ - 1)
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/*
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* "State" of routing table entry.
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*/
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#define RTS_CHANGED 0x1 /* route has been altered recently */
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#define RTS_PASSIVE IFF_PASSIVE /* don't time out route */
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#define RTS_INTERFACE IFF_INTERFACE /* route is for network interface */
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#define RTS_REMOTE IFF_REMOTE /* route is for ``remote'' entity */
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extern struct rthash nethash[ROUTEHASHSIZ];
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extern struct rthash hosthash[ROUTEHASHSIZ];
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struct rt_entry *rtlookup(struct sockaddr *);
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struct rt_entry *rtfind(struct sockaddr *);
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void rtadd(struct sockaddr *, struct sockaddr *, short, short, int);
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void rtadd_clone(struct rt_entry *, struct sockaddr *, struct sockaddr *,
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short, short, int);
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void rtchange(struct rt_entry *, struct sockaddr *, short, short);
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void rtdelete(struct rt_entry *);
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int rtioctl(int, struct rtuentry *);
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void rtinit(void);
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