2 * Copyright (C) 2000 Kunihiro Ishiguro <kunihiro@zebra.org>
4 * This file is part of GNU Zebra.
6 * GNU Zebra is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2, or (at your option) any
11 * GNU Zebra is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with GNU Zebra; see the file COPYING. If not, write to the Free
18 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
31 #include "ripd/ripd.h"
33 /* Linked list of RIP peer. */
34 struct list *peer_list;
36 static struct rip_peer *
39 return XCALLOC (MTYPE_RIP_PEER, sizeof (struct rip_peer));
43 rip_peer_free (struct rip_peer *peer)
45 XFREE (MTYPE_RIP_PEER, peer);
49 rip_peer_lookup (struct in_addr *addr)
51 struct rip_peer *peer;
52 struct listnode *node, *nnode;
54 for (ALL_LIST_ELEMENTS (peer_list, node, nnode, peer))
56 if (IPV4_ADDR_SAME (&peer->addr, addr))
63 rip_peer_lookup_next (struct in_addr *addr)
65 struct rip_peer *peer;
66 struct listnode *node, *nnode;
68 for (ALL_LIST_ELEMENTS (peer_list, node, nnode, peer))
70 if (htonl (peer->addr.s_addr) > htonl (addr->s_addr))
76 /* RIP peer is timeout. */
78 rip_peer_timeout (struct thread *t)
80 struct rip_peer *peer;
82 peer = THREAD_ARG (t);
83 listnode_delete (peer_list, peer);
89 /* Get RIP peer. At the same time update timeout thread. */
90 static struct rip_peer *
91 rip_peer_get (struct in_addr *addr)
93 struct rip_peer *peer;
95 peer = rip_peer_lookup (addr);
100 thread_cancel (peer->t_timeout);
104 peer = rip_peer_new ();
106 listnode_add_sort (peer_list, peer);
109 /* Update timeout thread. */
110 peer->t_timeout = thread_add_timer (master, rip_peer_timeout, peer,
111 RIP_PEER_TIMER_DEFAULT);
113 /* Last update time set. */
114 time (&peer->uptime);
120 rip_peer_update (struct sockaddr_in *from, u_char version)
122 struct rip_peer *peer;
123 peer = rip_peer_get (&from->sin_addr);
124 peer->version = version;
128 rip_peer_bad_route (struct sockaddr_in *from)
130 struct rip_peer *peer;
131 peer = rip_peer_get (&from->sin_addr);
132 peer->recv_badroutes++;
136 rip_peer_bad_packet (struct sockaddr_in *from)
138 struct rip_peer *peer;
139 peer = rip_peer_get (&from->sin_addr);
140 peer->recv_badpackets++;
143 /* Display peer uptime. */
145 rip_peer_uptime (struct rip_peer *peer, char *buf, size_t len)
150 /* If there is no connection has been done before print `never'. */
151 if (peer->uptime == 0)
153 snprintf (buf, len, "never ");
157 /* Get current time. */
158 uptime = time (NULL);
159 uptime -= peer->uptime;
160 tm = gmtime (&uptime);
162 /* Making formatted timer strings. */
163 #define ONE_DAY_SECOND 60*60*24
164 #define ONE_WEEK_SECOND 60*60*24*7
166 if (uptime < ONE_DAY_SECOND)
167 snprintf (buf, len, "%02d:%02d:%02d",
168 tm->tm_hour, tm->tm_min, tm->tm_sec);
169 else if (uptime < ONE_WEEK_SECOND)
170 snprintf (buf, len, "%dd%02dh%02dm",
171 tm->tm_yday, tm->tm_hour, tm->tm_min);
173 snprintf (buf, len, "%02dw%dd%02dh",
174 tm->tm_yday/7, tm->tm_yday - ((tm->tm_yday/7) * 7), tm->tm_hour);
179 rip_peer_display (struct vty *vty)
181 struct rip_peer *peer;
182 struct listnode *node, *nnode;
183 #define RIP_UPTIME_LEN 25
184 char timebuf[RIP_UPTIME_LEN];
186 for (ALL_LIST_ELEMENTS (peer_list, node, nnode, peer))
188 vty_out (vty, " %-16s %9d %9d %9d %s%s", inet_ntoa (peer->addr),
189 peer->recv_badpackets, peer->recv_badroutes,
190 ZEBRA_RIP_DISTANCE_DEFAULT,
191 rip_peer_uptime (peer, timebuf, RIP_UPTIME_LEN),
197 rip_peer_list_cmp (struct rip_peer *p1, struct rip_peer *p2)
199 return htonl (p1->addr.s_addr) > htonl (p2->addr.s_addr);
205 peer_list = list_new ();
206 peer_list->cmp = (int (*)(void *, void *)) rip_peer_list_cmp;