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718e3744 | 1 | /* RIP SNMP support |
2 | * Copyright (C) 1999 Kunihiro Ishiguro <kunihiro@zebra.org> | |
3 | * | |
4 | * This file is part of GNU Zebra. | |
5 | * | |
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 | |
9 | * later version. | |
10 | * | |
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. | |
15 | * | |
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 | |
19 | * 02111-1307, USA. | |
20 | */ | |
21 | ||
22 | #include <zebra.h> | |
23 | ||
24 | #ifdef HAVE_SNMP | |
07661cb5 | 25 | #include <net-snmp/net-snmp-config.h> |
fb62a3ce | 26 | #include <net-snmp/net-snmp-includes.h> |
718e3744 | 27 | |
28 | #include "if.h" | |
29 | #include "log.h" | |
30 | #include "prefix.h" | |
31 | #include "command.h" | |
32 | #include "table.h" | |
33 | #include "smux.h" | |
34 | ||
35 | #include "ripd/ripd.h" | |
6b0655a2 | 36 | |
718e3744 | 37 | /* RIPv2-MIB. */ |
38 | #define RIPV2MIB 1,3,6,1,2,1,23 | |
39 | ||
718e3744 | 40 | /* RIPv2-MIB rip2Globals values. */ |
41 | #define RIP2GLOBALROUTECHANGES 1 | |
42 | #define RIP2GLOBALQUERIES 2 | |
43 | ||
44 | /* RIPv2-MIB rip2IfStatEntry. */ | |
45 | #define RIP2IFSTATENTRY 1 | |
46 | ||
47 | /* RIPv2-MIB rip2IfStatTable. */ | |
48 | #define RIP2IFSTATADDRESS 1 | |
49 | #define RIP2IFSTATRCVBADPACKETS 2 | |
50 | #define RIP2IFSTATRCVBADROUTES 3 | |
51 | #define RIP2IFSTATSENTUPDATES 4 | |
52 | #define RIP2IFSTATSTATUS 5 | |
53 | ||
54 | /* RIPv2-MIB rip2IfConfTable. */ | |
55 | #define RIP2IFCONFADDRESS 1 | |
56 | #define RIP2IFCONFDOMAIN 2 | |
57 | #define RIP2IFCONFAUTHTYPE 3 | |
58 | #define RIP2IFCONFAUTHKEY 4 | |
59 | #define RIP2IFCONFSEND 5 | |
60 | #define RIP2IFCONFRECEIVE 6 | |
61 | #define RIP2IFCONFDEFAULTMETRIC 7 | |
62 | #define RIP2IFCONFSTATUS 8 | |
63 | #define RIP2IFCONFSRCADDRESS 9 | |
64 | ||
65 | /* RIPv2-MIB rip2PeerTable. */ | |
66 | #define RIP2PEERADDRESS 1 | |
67 | #define RIP2PEERDOMAIN 2 | |
68 | #define RIP2PEERLASTUPDATE 3 | |
69 | #define RIP2PEERVERSION 4 | |
70 | #define RIP2PEERRCVBADPACKETS 5 | |
71 | #define RIP2PEERRCVBADROUTES 6 | |
72 | ||
73 | /* SNMP value hack. */ | |
74 | #define COUNTER ASN_COUNTER | |
75 | #define INTEGER ASN_INTEGER | |
76 | #define TIMETICKS ASN_TIMETICKS | |
77 | #define IPADDRESS ASN_IPADDRESS | |
78 | #define STRING ASN_OCTET_STR | |
6b0655a2 | 79 | |
718e3744 | 80 | /* Define SNMP local variables. */ |
81 | SNMP_LOCAL_VARIABLES | |
82 | ||
83 | /* RIP-MIB instances. */ | |
1c6f50bf | 84 | static oid rip_oid [] = { RIPV2MIB }; |
718e3744 | 85 | |
86 | /* Interface cache table sorted by interface's address. */ | |
1c6f50bf | 87 | static struct route_table *rip_ifaddr_table; |
718e3744 | 88 | |
89 | /* Hook functions. */ | |
0be8dfb2 CC |
90 | static u_char *rip2Globals (struct variable *, oid [], size_t *, |
91 | int, size_t *, WriteMethod **); | |
92 | static u_char *rip2IfStatEntry (struct variable *, oid [], size_t *, | |
93 | int, size_t *, WriteMethod **); | |
94 | static u_char *rip2IfConfAddress (struct variable *, oid [], size_t *, | |
95 | int, size_t *, WriteMethod **); | |
96 | static u_char *rip2PeerTable (struct variable *, oid [], size_t *, | |
97 | int, size_t *, WriteMethod **); | |
718e3744 | 98 | |
1c6f50bf | 99 | static struct variable rip_variables[] = |
718e3744 | 100 | { |
101 | /* RIP Global Counters. */ | |
102 | {RIP2GLOBALROUTECHANGES, COUNTER, RONLY, rip2Globals, | |
103 | 2, {1, 1}}, | |
104 | {RIP2GLOBALQUERIES, COUNTER, RONLY, rip2Globals, | |
105 | 2, {1, 2}}, | |
106 | /* RIP Interface Tables. */ | |
107 | {RIP2IFSTATADDRESS, IPADDRESS, RONLY, rip2IfStatEntry, | |
108 | 3, {2, 1, 1}}, | |
109 | {RIP2IFSTATRCVBADPACKETS, COUNTER, RONLY, rip2IfStatEntry, | |
110 | 3, {2, 1, 2}}, | |
111 | {RIP2IFSTATRCVBADROUTES, COUNTER, RONLY, rip2IfStatEntry, | |
112 | 3, {2, 1, 3}}, | |
113 | {RIP2IFSTATSENTUPDATES, COUNTER, RONLY, rip2IfStatEntry, | |
114 | 3, {2, 1, 4}}, | |
115 | {RIP2IFSTATSTATUS, COUNTER, RWRITE, rip2IfStatEntry, | |
116 | 3, {2, 1, 5}}, | |
117 | {RIP2IFCONFADDRESS, IPADDRESS, RONLY, rip2IfConfAddress, | |
118 | /* RIP Interface Configuration Table. */ | |
119 | 3, {3, 1, 1}}, | |
120 | {RIP2IFCONFDOMAIN, STRING, RONLY, rip2IfConfAddress, | |
121 | 3, {3, 1, 2}}, | |
122 | {RIP2IFCONFAUTHTYPE, COUNTER, RONLY, rip2IfConfAddress, | |
123 | 3, {3, 1, 3}}, | |
124 | {RIP2IFCONFAUTHKEY, STRING, RONLY, rip2IfConfAddress, | |
125 | 3, {3, 1, 4}}, | |
126 | {RIP2IFCONFSEND, COUNTER, RONLY, rip2IfConfAddress, | |
127 | 3, {3, 1, 5}}, | |
128 | {RIP2IFCONFRECEIVE, COUNTER, RONLY, rip2IfConfAddress, | |
129 | 3, {3, 1, 6}}, | |
130 | {RIP2IFCONFDEFAULTMETRIC, COUNTER, RONLY, rip2IfConfAddress, | |
131 | 3, {3, 1, 7}}, | |
132 | {RIP2IFCONFSTATUS, COUNTER, RONLY, rip2IfConfAddress, | |
133 | 3, {3, 1, 8}}, | |
134 | {RIP2IFCONFSRCADDRESS, IPADDRESS, RONLY, rip2IfConfAddress, | |
135 | 3, {3, 1, 9}}, | |
136 | {RIP2PEERADDRESS, IPADDRESS, RONLY, rip2PeerTable, | |
137 | /* RIP Peer Table. */ | |
138 | 3, {4, 1, 1}}, | |
fbf5d033 | 139 | {RIP2PEERDOMAIN, STRING, RONLY, rip2PeerTable, |
718e3744 | 140 | 3, {4, 1, 2}}, |
141 | {RIP2PEERLASTUPDATE, TIMETICKS, RONLY, rip2PeerTable, | |
142 | 3, {4, 1, 3}}, | |
143 | {RIP2PEERVERSION, INTEGER, RONLY, rip2PeerTable, | |
144 | 3, {4, 1, 4}}, | |
145 | {RIP2PEERRCVBADPACKETS, COUNTER, RONLY, rip2PeerTable, | |
146 | 3, {4, 1, 5}}, | |
147 | {RIP2PEERRCVBADROUTES, COUNTER, RONLY, rip2PeerTable, | |
148 | 3, {4, 1, 6}} | |
149 | }; | |
dd488a78 | 150 | |
151 | extern struct thread_master *master; | |
6b0655a2 | 152 | |
718e3744 | 153 | static u_char * |
154 | rip2Globals (struct variable *v, oid name[], size_t *length, | |
155 | int exact, size_t *var_len, WriteMethod **write_method) | |
156 | { | |
157 | if (smux_header_generic(v, name, length, exact, var_len, write_method) | |
158 | == MATCH_FAILED) | |
159 | return NULL; | |
160 | ||
161 | /* Retrun global counter. */ | |
162 | switch (v->magic) | |
163 | { | |
164 | case RIP2GLOBALROUTECHANGES: | |
165 | return SNMP_INTEGER (rip_global_route_changes); | |
166 | break; | |
167 | case RIP2GLOBALQUERIES: | |
168 | return SNMP_INTEGER (rip_global_queries); | |
169 | break; | |
170 | default: | |
171 | return NULL; | |
172 | break; | |
173 | } | |
174 | return NULL; | |
175 | } | |
176 | ||
177 | void | |
178 | rip_ifaddr_add (struct interface *ifp, struct connected *ifc) | |
179 | { | |
180 | struct prefix *p; | |
181 | struct route_node *rn; | |
182 | ||
183 | p = ifc->address; | |
184 | ||
185 | if (p->family != AF_INET) | |
186 | return; | |
187 | ||
188 | rn = route_node_get (rip_ifaddr_table, p); | |
189 | rn->info = ifp; | |
190 | } | |
191 | ||
192 | void | |
193 | rip_ifaddr_delete (struct interface *ifp, struct connected *ifc) | |
194 | { | |
195 | struct prefix *p; | |
196 | struct route_node *rn; | |
197 | struct interface *i; | |
198 | ||
199 | p = ifc->address; | |
200 | ||
201 | if (p->family != AF_INET) | |
202 | return; | |
203 | ||
204 | rn = route_node_lookup (rip_ifaddr_table, p); | |
205 | if (! rn) | |
206 | return; | |
207 | i = rn->info; | |
208 | if (rn && !strncmp(i->name,ifp->name,INTERFACE_NAMSIZ)) | |
209 | { | |
210 | rn->info = NULL; | |
211 | route_unlock_node (rn); | |
212 | route_unlock_node (rn); | |
213 | } | |
214 | } | |
215 | ||
0be8dfb2 | 216 | static struct interface * |
718e3744 | 217 | rip_ifaddr_lookup_next (struct in_addr *addr) |
218 | { | |
219 | struct prefix_ipv4 p; | |
220 | struct route_node *rn; | |
221 | struct interface *ifp; | |
222 | ||
223 | p.family = AF_INET; | |
224 | p.prefixlen = IPV4_MAX_BITLEN; | |
225 | p.prefix = *addr; | |
226 | ||
227 | rn = route_node_get (rip_ifaddr_table, (struct prefix *) &p); | |
228 | ||
229 | for (rn = route_next (rn); rn; rn = route_next (rn)) | |
230 | if (rn->info) | |
231 | break; | |
232 | ||
233 | if (rn && rn->info) | |
234 | { | |
235 | ifp = rn->info; | |
236 | *addr = rn->p.u.prefix4; | |
237 | route_unlock_node (rn); | |
238 | return ifp; | |
239 | } | |
240 | return NULL; | |
241 | } | |
242 | ||
243 | static struct interface * | |
244 | rip2IfLookup (struct variable *v, oid name[], size_t *length, | |
245 | struct in_addr *addr, int exact) | |
246 | { | |
247 | int len; | |
248 | struct interface *ifp; | |
249 | ||
250 | if (exact) | |
251 | { | |
252 | /* Check the length. */ | |
253 | if (*length - v->namelen != sizeof (struct in_addr)) | |
254 | return NULL; | |
255 | ||
256 | oid2in_addr (name + v->namelen, sizeof (struct in_addr), addr); | |
257 | ||
c5e2cb11 | 258 | return if_lookup_exact_address ((void *)addr, AF_INET, VRF_DEFAULT); |
718e3744 | 259 | } |
260 | else | |
261 | { | |
262 | len = *length - v->namelen; | |
263 | if (len > 4) len = 4; | |
264 | ||
265 | oid2in_addr (name + v->namelen, len, addr); | |
266 | ||
267 | ifp = rip_ifaddr_lookup_next (addr); | |
268 | ||
269 | if (ifp == NULL) | |
270 | return NULL; | |
271 | ||
272 | oid_copy_addr (name + v->namelen, addr, sizeof (struct in_addr)); | |
273 | ||
274 | *length = v->namelen + sizeof (struct in_addr); | |
275 | ||
276 | return ifp; | |
277 | } | |
278 | return NULL; | |
279 | } | |
280 | ||
281 | static struct rip_peer * | |
282 | rip2PeerLookup (struct variable *v, oid name[], size_t *length, | |
283 | struct in_addr *addr, int exact) | |
284 | { | |
285 | int len; | |
286 | struct rip_peer *peer; | |
287 | ||
288 | if (exact) | |
289 | { | |
290 | /* Check the length. */ | |
291 | if (*length - v->namelen != sizeof (struct in_addr) + 1) | |
292 | return NULL; | |
293 | ||
294 | oid2in_addr (name + v->namelen, sizeof (struct in_addr), addr); | |
295 | ||
296 | peer = rip_peer_lookup (addr); | |
297 | ||
7e635035 | 298 | if (peer->domain == (int)name[v->namelen + sizeof (struct in_addr)]) |
718e3744 | 299 | return peer; |
300 | ||
301 | return NULL; | |
302 | } | |
303 | else | |
304 | { | |
305 | len = *length - v->namelen; | |
306 | if (len > 4) len = 4; | |
307 | ||
308 | oid2in_addr (name + v->namelen, len, addr); | |
309 | ||
310 | len = *length - v->namelen; | |
311 | peer = rip_peer_lookup (addr); | |
312 | if (peer) | |
313 | { | |
7e635035 DL |
314 | if ((len < (int)sizeof (struct in_addr) + 1) || |
315 | (peer->domain > (int)name[v->namelen + sizeof (struct in_addr)])) | |
718e3744 | 316 | { |
317 | oid_copy_addr (name + v->namelen, &peer->addr, | |
318 | sizeof (struct in_addr)); | |
319 | name[v->namelen + sizeof (struct in_addr)] = peer->domain; | |
320 | *length = sizeof (struct in_addr) + v->namelen + 1; | |
321 | return peer; | |
322 | } | |
323 | } | |
324 | peer = rip_peer_lookup_next (addr); | |
325 | ||
326 | if (! peer) | |
327 | return NULL; | |
328 | ||
329 | oid_copy_addr (name + v->namelen, &peer->addr, | |
330 | sizeof (struct in_addr)); | |
331 | name[v->namelen + sizeof (struct in_addr)] = peer->domain; | |
332 | *length = sizeof (struct in_addr) + v->namelen + 1; | |
333 | ||
334 | return peer; | |
335 | } | |
336 | return NULL; | |
337 | } | |
338 | ||
339 | static u_char * | |
340 | rip2IfStatEntry (struct variable *v, oid name[], size_t *length, | |
341 | int exact, size_t *var_len, WriteMethod **write_method) | |
342 | { | |
343 | struct interface *ifp; | |
344 | struct rip_interface *ri; | |
345 | static struct in_addr addr; | |
346 | static long valid = SNMP_VALID; | |
347 | ||
8046ba6e VB |
348 | if (smux_header_table(v, name, length, exact, var_len, write_method) |
349 | == MATCH_FAILED) | |
350 | return NULL; | |
351 | ||
718e3744 | 352 | memset (&addr, 0, sizeof (struct in_addr)); |
353 | ||
354 | /* Lookup interface. */ | |
355 | ifp = rip2IfLookup (v, name, length, &addr, exact); | |
356 | if (! ifp) | |
357 | return NULL; | |
358 | ||
359 | /* Fetch rip_interface information. */ | |
360 | ri = ifp->info; | |
361 | ||
362 | switch (v->magic) | |
363 | { | |
364 | case RIP2IFSTATADDRESS: | |
365 | return SNMP_IPADDRESS (addr); | |
366 | break; | |
367 | case RIP2IFSTATRCVBADPACKETS: | |
368 | *var_len = sizeof (long); | |
369 | return (u_char *) &ri->recv_badpackets; | |
370 | ||
371 | case RIP2IFSTATRCVBADROUTES: | |
372 | *var_len = sizeof (long); | |
373 | return (u_char *) &ri->recv_badroutes; | |
374 | ||
375 | case RIP2IFSTATSENTUPDATES: | |
376 | *var_len = sizeof (long); | |
377 | return (u_char *) &ri->sent_updates; | |
378 | ||
379 | case RIP2IFSTATSTATUS: | |
380 | *var_len = sizeof (long); | |
381 | v->type = ASN_INTEGER; | |
382 | return (u_char *) &valid; | |
383 | ||
384 | default: | |
385 | return NULL; | |
386 | ||
387 | } | |
388 | return NULL; | |
389 | } | |
390 | ||
391 | static long | |
392 | rip2IfConfSend (struct rip_interface *ri) | |
393 | { | |
394 | #define doNotSend 1 | |
395 | #define ripVersion1 2 | |
396 | #define rip1Compatible 3 | |
397 | #define ripVersion2 4 | |
398 | #define ripV1Demand 5 | |
399 | #define ripV2Demand 6 | |
400 | ||
401 | if (! ri->running) | |
402 | return doNotSend; | |
403 | ||
404 | if (ri->ri_send & RIPv2) | |
405 | return ripVersion2; | |
406 | else if (ri->ri_send & RIPv1) | |
407 | return ripVersion1; | |
408 | else if (rip) | |
409 | { | |
dd488a78 | 410 | if (rip->version_send == RIPv2) |
718e3744 | 411 | return ripVersion2; |
dd488a78 | 412 | else if (rip->version_send == RIPv1) |
718e3744 | 413 | return ripVersion1; |
414 | } | |
415 | return doNotSend; | |
416 | } | |
417 | ||
418 | static long | |
419 | rip2IfConfReceive (struct rip_interface *ri) | |
420 | { | |
421 | #define rip1 1 | |
422 | #define rip2 2 | |
423 | #define rip1OrRip2 3 | |
424 | #define doNotReceive 4 | |
425 | ||
fbf5d033 | 426 | int recvv; |
427 | ||
718e3744 | 428 | if (! ri->running) |
429 | return doNotReceive; | |
430 | ||
fbf5d033 | 431 | recvv = (ri->ri_receive == RI_RIP_UNSPEC) ? rip->version_recv : |
432 | ri->ri_receive; | |
433 | if (recvv == RI_RIP_VERSION_1_AND_2) | |
718e3744 | 434 | return rip1OrRip2; |
fbf5d033 | 435 | else if (recvv & RIPv2) |
436 | return rip2; | |
437 | else if (recvv & RIPv1) | |
438 | return rip1; | |
718e3744 | 439 | else |
440 | return doNotReceive; | |
441 | } | |
442 | ||
443 | static u_char * | |
444 | rip2IfConfAddress (struct variable *v, oid name[], size_t *length, | |
445 | int exact, size_t *val_len, WriteMethod **write_method) | |
446 | { | |
447 | static struct in_addr addr; | |
448 | static long valid = SNMP_INVALID; | |
449 | static long domain = 0; | |
450 | static long config = 0; | |
451 | static u_int auth = 0; | |
452 | struct interface *ifp; | |
453 | struct rip_interface *ri; | |
454 | ||
8046ba6e VB |
455 | if (smux_header_table(v, name, length, exact, val_len, write_method) |
456 | == MATCH_FAILED) | |
457 | return NULL; | |
458 | ||
718e3744 | 459 | memset (&addr, 0, sizeof (struct in_addr)); |
460 | ||
461 | /* Lookup interface. */ | |
462 | ifp = rip2IfLookup (v, name, length, &addr, exact); | |
463 | if (! ifp) | |
464 | return NULL; | |
465 | ||
466 | /* Fetch rip_interface information. */ | |
467 | ri = ifp->info; | |
468 | ||
469 | switch (v->magic) | |
470 | { | |
471 | case RIP2IFCONFADDRESS: | |
472 | *val_len = sizeof (struct in_addr); | |
473 | return (u_char *) &addr; | |
474 | ||
475 | case RIP2IFCONFDOMAIN: | |
476 | *val_len = 2; | |
477 | return (u_char *) &domain; | |
478 | ||
479 | case RIP2IFCONFAUTHTYPE: | |
480 | auth = ri->auth_type; | |
481 | *val_len = sizeof (long); | |
482 | v->type = ASN_INTEGER; | |
483 | return (u_char *)&auth; | |
484 | ||
485 | case RIP2IFCONFAUTHKEY: | |
486 | *val_len = 0; | |
487 | return (u_char *) &domain; | |
488 | case RIP2IFCONFSEND: | |
489 | config = rip2IfConfSend (ri); | |
490 | *val_len = sizeof (long); | |
491 | v->type = ASN_INTEGER; | |
492 | return (u_char *) &config; | |
493 | case RIP2IFCONFRECEIVE: | |
494 | config = rip2IfConfReceive (ri); | |
495 | *val_len = sizeof (long); | |
496 | v->type = ASN_INTEGER; | |
497 | return (u_char *) &config; | |
498 | ||
499 | case RIP2IFCONFDEFAULTMETRIC: | |
500 | *val_len = sizeof (long); | |
501 | v->type = ASN_INTEGER; | |
502 | return (u_char *) &ifp->metric; | |
503 | case RIP2IFCONFSTATUS: | |
504 | *val_len = sizeof (long); | |
505 | v->type = ASN_INTEGER; | |
506 | return (u_char *) &valid; | |
507 | case RIP2IFCONFSRCADDRESS: | |
508 | *val_len = sizeof (struct in_addr); | |
509 | return (u_char *) &addr; | |
510 | ||
511 | default: | |
512 | return NULL; | |
513 | ||
514 | } | |
515 | return NULL; | |
516 | } | |
517 | ||
518 | static u_char * | |
519 | rip2PeerTable (struct variable *v, oid name[], size_t *length, | |
520 | int exact, size_t *val_len, WriteMethod **write_method) | |
521 | { | |
522 | static struct in_addr addr; | |
fbf5d033 | 523 | static int domain = 0; |
718e3744 | 524 | static int version; |
525 | /* static time_t uptime; */ | |
526 | ||
527 | struct rip_peer *peer; | |
528 | ||
8046ba6e VB |
529 | if (smux_header_table(v, name, length, exact, val_len, write_method) |
530 | == MATCH_FAILED) | |
531 | return NULL; | |
532 | ||
718e3744 | 533 | memset (&addr, 0, sizeof (struct in_addr)); |
534 | ||
535 | /* Lookup interface. */ | |
536 | peer = rip2PeerLookup (v, name, length, &addr, exact); | |
537 | if (! peer) | |
538 | return NULL; | |
539 | ||
540 | switch (v->magic) | |
541 | { | |
542 | case RIP2PEERADDRESS: | |
543 | *val_len = sizeof (struct in_addr); | |
544 | return (u_char *) &peer->addr; | |
545 | ||
546 | case RIP2PEERDOMAIN: | |
fbf5d033 | 547 | *val_len = 2; |
548 | return (u_char *) &domain; | |
718e3744 | 549 | |
550 | case RIP2PEERLASTUPDATE: | |
551 | #if 0 | |
552 | /* We don't know the SNMP agent startup time. We have two choices here: | |
553 | * - assume ripd startup time equals SNMP agent startup time | |
554 | * - don't support this variable, at all | |
555 | * Currently, we do the latter... | |
556 | */ | |
557 | *val_len = sizeof (time_t); | |
558 | uptime = peer->uptime; /* now - snmp_agent_startup - peer->uptime */ | |
559 | return (u_char *) &uptime; | |
560 | #else | |
561 | return (u_char *) NULL; | |
562 | #endif | |
563 | ||
564 | case RIP2PEERVERSION: | |
565 | *val_len = sizeof (int); | |
566 | version = peer->version; | |
567 | return (u_char *) &version; | |
568 | ||
569 | case RIP2PEERRCVBADPACKETS: | |
570 | *val_len = sizeof (int); | |
571 | return (u_char *) &peer->recv_badpackets; | |
572 | ||
573 | case RIP2PEERRCVBADROUTES: | |
574 | *val_len = sizeof (int); | |
575 | return (u_char *) &peer->recv_badroutes; | |
576 | ||
577 | default: | |
578 | return NULL; | |
579 | ||
580 | } | |
581 | return NULL; | |
582 | } | |
583 | ||
584 | /* Register RIPv2-MIB. */ | |
585 | void | |
586 | rip_snmp_init () | |
587 | { | |
588 | rip_ifaddr_table = route_table_init (); | |
589 | ||
c75105ab | 590 | smux_init (master); |
718e3744 | 591 | REGISTER_MIB("mibII/rip", rip_variables, variable, rip_oid); |
718e3744 | 592 | } |
593 | #endif /* HAVE_SNMP */ |