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 along
17 * with this program; see the file COPYING; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 /* RIPng support added by Vincent Jardin <vincent.jardin@6wind.com>
22 * Copyright (C) 2002 6WIND
34 #include "ripngd/ripngd.h"
35 #include "ripngd/ripng_nexthop.h"
38 /* Linked list of RIPng peer. */
39 struct list
*peer_list
;
41 static struct ripng_peer
*
44 return XCALLOC (MTYPE_RIPNG_PEER
, sizeof (struct ripng_peer
));
48 ripng_peer_free (struct ripng_peer
*peer
)
50 XFREE (MTYPE_RIPNG_PEER
, peer
);
54 ripng_peer_lookup (struct in6_addr
*addr
)
56 struct ripng_peer
*peer
;
57 struct listnode
*node
, *nnode
;
59 for (ALL_LIST_ELEMENTS (peer_list
, node
, nnode
, peer
))
61 if (IPV6_ADDR_SAME (&peer
->addr
, addr
))
68 ripng_peer_lookup_next (struct in6_addr
*addr
)
70 struct ripng_peer
*peer
;
71 struct listnode
*node
, *nnode
;
73 for (ALL_LIST_ELEMENTS (peer_list
, node
, nnode
, peer
))
75 if (addr6_cmp(&peer
->addr
, addr
) > 0)
81 /* RIPng peer is timeout.
85 ripng_peer_timeout (struct thread
*t
)
87 struct ripng_peer
*peer
;
89 peer
= THREAD_ARG (t
);
90 listnode_delete (peer_list
, peer
);
91 ripng_peer_free (peer
);
96 /* Get RIPng peer. At the same time update timeout thread. */
97 static struct ripng_peer
*
98 ripng_peer_get (struct in6_addr
*addr
)
100 struct ripng_peer
*peer
;
102 peer
= ripng_peer_lookup (addr
);
107 thread_cancel (peer
->t_timeout
);
111 peer
= ripng_peer_new ();
112 peer
->addr
= *addr
; /* XXX */
113 listnode_add_sort (peer_list
, peer
);
116 /* Update timeout thread. */
117 peer
->t_timeout
= NULL
;
118 thread_add_timer(master
, ripng_peer_timeout
, peer
, RIPNG_PEER_TIMER_DEFAULT
,
121 /* Last update time set. */
122 time (&peer
->uptime
);
128 ripng_peer_update (struct sockaddr_in6
*from
, u_char version
)
130 struct ripng_peer
*peer
;
131 peer
= ripng_peer_get (&from
->sin6_addr
);
132 peer
->version
= version
;
136 ripng_peer_bad_route (struct sockaddr_in6
*from
)
138 struct ripng_peer
*peer
;
139 peer
= ripng_peer_get (&from
->sin6_addr
);
140 peer
->recv_badroutes
++;
144 ripng_peer_bad_packet (struct sockaddr_in6
*from
)
146 struct ripng_peer
*peer
;
147 peer
= ripng_peer_get (&from
->sin6_addr
);
148 peer
->recv_badpackets
++;
151 /* Display peer uptime. */
153 ripng_peer_uptime (struct ripng_peer
*peer
, char *buf
, size_t len
)
158 /* If there is no connection has been done before print `never'. */
159 if (peer
->uptime
== 0)
161 snprintf (buf
, len
, "never ");
165 /* Get current time. */
166 uptime
= time (NULL
);
167 uptime
-= peer
->uptime
;
168 tm
= gmtime (&uptime
);
170 /* Making formatted timer strings. */
171 #define ONE_DAY_SECOND 60*60*24
172 #define ONE_WEEK_SECOND 60*60*24*7
174 if (uptime
< ONE_DAY_SECOND
)
175 snprintf (buf
, len
, "%02d:%02d:%02d",
176 tm
->tm_hour
, tm
->tm_min
, tm
->tm_sec
);
177 else if (uptime
< ONE_WEEK_SECOND
)
178 snprintf (buf
, len
, "%dd%02dh%02dm",
179 tm
->tm_yday
, tm
->tm_hour
, tm
->tm_min
);
181 snprintf (buf
, len
, "%02dw%dd%02dh",
182 tm
->tm_yday
/7, tm
->tm_yday
- ((tm
->tm_yday
/7) * 7), tm
->tm_hour
);
187 ripng_peer_display (struct vty
*vty
)
189 struct ripng_peer
*peer
;
190 struct listnode
*node
, *nnode
;
191 #define RIPNG_UPTIME_LEN 25
192 char timebuf
[RIPNG_UPTIME_LEN
];
194 for (ALL_LIST_ELEMENTS (peer_list
, node
, nnode
, peer
))
196 vty_out (vty
, " %s \n%14s %10d %10d %10d %s\n", inet6_ntoa (peer
->addr
),
198 peer
->recv_badpackets
, peer
->recv_badroutes
,
199 ZEBRA_RIPNG_DISTANCE_DEFAULT
,
200 ripng_peer_uptime(peer
, timebuf
, RIPNG_UPTIME_LEN
));
205 ripng_peer_list_cmp (struct ripng_peer
*p1
, struct ripng_peer
*p2
)
207 return addr6_cmp(&p1
->addr
, &p2
->addr
) > 0;
213 peer_list
= list_new ();
214 peer_list
->cmp
= (int (*)(void *, void *)) ripng_peer_list_cmp
;