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718e3744 | 1 | /* RIP related values and structures. |
2 | * Copyright (C) 1997, 1998, 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 | * | |
896014f4 DL |
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 | |
718e3744 | 19 | */ |
20 | ||
21 | #ifndef _ZEBRA_RIP_H | |
22 | #define _ZEBRA_RIP_H | |
23 | ||
3012671f | 24 | #include "hook.h" |
dd127197 | 25 | #include "nexthop.h" |
03a38493 | 26 | #include "distribute.h" |
814a2585 | 27 | #include "memory.h" |
4a1ab8e4 | 28 | |
718e3744 | 29 | /* RIP version number. */ |
30 | #define RIPv1 1 | |
31 | #define RIPv2 2 | |
f38a471c | 32 | /* N.B. stuff will break if |
33 | (RIPv1 != RI_RIP_VERSION_1) || (RIPv2 != RI_RIP_VERSION_2) */ | |
34 | ||
718e3744 | 35 | |
36 | /* RIP command list. */ | |
37 | #define RIP_REQUEST 1 | |
38 | #define RIP_RESPONSE 2 | |
39 | #define RIP_TRACEON 3 /* Obsolete */ | |
40 | #define RIP_TRACEOFF 4 /* Obsolete */ | |
41 | #define RIP_POLL 5 | |
42 | #define RIP_POLL_ENTRY 6 | |
43 | #define RIP_COMMAND_MAX 7 | |
44 | ||
45 | /* RIP metric infinity value.*/ | |
46 | #define RIP_METRIC_INFINITY 16 | |
47 | ||
48 | /* Normal RIP packet min and max size. */ | |
49 | #define RIP_PACKET_MINSIZ 4 | |
50 | #define RIP_PACKET_MAXSIZ 512 | |
51 | ||
52 | #define RIP_HEADER_SIZE 4 | |
53 | #define RIP_RTE_SIZE 20 | |
54 | ||
55 | /* Max count of routing table entry in one rip packet. */ | |
6a7cff75 | 56 | #define RIP_MAX_RTE ((RIP_PACKET_MAXSIZ - RIP_HEADER_SIZE) / RIP_RTE_SIZE) |
718e3744 | 57 | |
58 | /* RIP version 2 multicast address. */ | |
59 | #ifndef INADDR_RIP_GROUP | |
60 | #define INADDR_RIP_GROUP 0xe0000009 /* 224.0.0.9 */ | |
61 | #endif | |
62 | ||
718e3744 | 63 | /* RIP peer timeout value. */ |
64 | #define RIP_PEER_TIMER_DEFAULT 180 | |
65 | ||
66 | /* RIP port number. */ | |
67 | #define RIP_PORT_DEFAULT 520 | |
68 | #define RIP_VTY_PORT 2602 | |
718e3744 | 69 | |
70 | /* Default configuration file name. */ | |
71 | #define RIPD_DEFAULT_CONFIG "ripd.conf" | |
72 | ||
73 | /* RIP route types. */ | |
74 | #define RIP_ROUTE_RTE 0 | |
75 | #define RIP_ROUTE_STATIC 1 | |
76 | #define RIP_ROUTE_DEFAULT 2 | |
77 | #define RIP_ROUTE_REDISTRIBUTE 3 | |
78 | #define RIP_ROUTE_INTERFACE 4 | |
79 | ||
ca5e516c | 80 | /* RIPv2 special RTE family types */ |
81 | #define RIP_FAMILY_AUTH 0xffff | |
82 | ||
83 | /* RIPv2 authentication types, for RIP_FAMILY_AUTH RTE's */ | |
84 | #define RIP_NO_AUTH 0 | |
85 | #define RIP_AUTH_DATA 1 | |
86 | #define RIP_AUTH_SIMPLE_PASSWORD 2 | |
87 | #define RIP_AUTH_MD5 3 | |
88 | ||
b14ee00b | 89 | /* RIPv2 Simple authentication */ |
90 | #define RIP_AUTH_SIMPLE_SIZE 16 | |
91 | ||
ca5e516c | 92 | /* RIPv2 MD5 authentication. */ |
718e3744 | 93 | #define RIP_AUTH_MD5_SIZE 16 |
ca5e516c | 94 | #define RIP_AUTH_MD5_COMPAT_SIZE RIP_RTE_SIZE |
718e3744 | 95 | |
707656ec RW |
96 | /* YANG paths */ |
97 | #define RIP_INSTANCE "/frr-ripd:ripd/instance" | |
98 | #define RIP_IFACE "/frr-interface:lib/interface/frr-ripd:rip" | |
99 | ||
814a2585 DL |
100 | DECLARE_MGROUP(RIPD) |
101 | ||
718e3744 | 102 | /* RIP structure. */ |
d62a17ae | 103 | struct rip { |
ae7b826a RW |
104 | RB_ENTRY(rip) entry; |
105 | ||
106 | /* VRF this routing instance is associated with. */ | |
107 | char *vrf_name; | |
108 | ||
109 | /* VRF backpointer (might be NULL if the VRF doesn't exist). */ | |
110 | struct vrf *vrf; | |
111 | ||
112 | /* Status of the routing instance. */ | |
113 | bool enabled; | |
045c5389 | 114 | |
d62a17ae | 115 | /* RIP socket. */ |
116 | int sock; | |
117 | ||
118 | /* Default version of rip instance. */ | |
119 | int version_send; /* version 1 or 2 (but not both) */ | |
120 | int version_recv; /* version 1 or 2 or both */ | |
121 | ||
122 | /* Output buffer of RIP. */ | |
123 | struct stream *obuf; | |
124 | ||
125 | /* RIP routing information base. */ | |
126 | struct route_table *table; | |
127 | ||
29e897ad | 128 | /* RIP static neighbors. */ |
d62a17ae | 129 | struct route_table *neighbor; |
130 | ||
29e897ad RW |
131 | /* Linked list of RIP peers. */ |
132 | struct list *peer_list; | |
133 | ||
d62a17ae | 134 | /* RIP threads. */ |
135 | struct thread *t_read; | |
136 | ||
137 | /* Update and garbage timer. */ | |
138 | struct thread *t_update; | |
139 | ||
140 | /* Triggered update hack. */ | |
141 | int trigger; | |
142 | struct thread *t_triggered_update; | |
143 | struct thread *t_triggered_interval; | |
144 | ||
145 | /* RIP timer values. */ | |
b745780b RW |
146 | uint32_t update_time; |
147 | uint32_t timeout_time; | |
148 | uint32_t garbage_time; | |
d62a17ae | 149 | |
150 | /* RIP default metric. */ | |
282ae30c | 151 | uint8_t default_metric; |
d62a17ae | 152 | |
d62a17ae | 153 | /* RIP default distance. */ |
d7c0a89a | 154 | uint8_t distance; |
d62a17ae | 155 | struct route_table *distance_table; |
156 | ||
157 | /* RIP ECMP flag */ | |
edbf59d2 | 158 | bool ecmp; |
d62a17ae | 159 | |
44f2f852 RW |
160 | /* Are we in passive-interface default mode? */ |
161 | bool passive_default; | |
162 | ||
ca046902 RW |
163 | /* RIP enabled interfaces. */ |
164 | vector enable_interface; | |
165 | ||
1205fdc4 RW |
166 | /* RIP enabled networks. */ |
167 | struct route_table *enable_network; | |
168 | ||
5a29c0d5 RW |
169 | /* Vector to store passive-interface name. */ |
170 | vector passive_nondefault; | |
171 | ||
3f21c8c4 RW |
172 | /* RIP offset-lists. */ |
173 | struct list *offset_list_master; | |
174 | ||
f9120f71 | 175 | /* RIP redistribute configuration. */ |
d62a17ae | 176 | struct { |
f9120f71 RW |
177 | bool enabled; |
178 | struct { | |
179 | char *name; | |
180 | struct route_map *map; | |
181 | } route_map; | |
908f0020 RW |
182 | bool metric_config; |
183 | uint8_t metric; | |
f9120f71 | 184 | } redist[ZEBRA_ROUTE_MAX]; |
03a38493 PG |
185 | |
186 | /* For distribute-list container */ | |
187 | struct distribute_ctx *distribute_ctx; | |
c08a2107 | 188 | |
4b23867c PG |
189 | /* For if_rmap container */ |
190 | struct if_rmap_ctx *if_rmap_ctx; | |
8f88441d | 191 | |
c08a2107 RW |
192 | /* Counters for SNMP. */ |
193 | struct { | |
194 | /* RIP route changes. */ | |
195 | long route_changes; | |
196 | ||
197 | /* RIP queries. */ | |
198 | long queries; | |
199 | } counters; | |
718e3744 | 200 | }; |
ae7b826a RW |
201 | RB_HEAD(rip_instance_head, rip); |
202 | RB_PROTOTYPE(rip_instance_head, rip, entry, rip_instance_compare) | |
718e3744 | 203 | |
204 | /* RIP routing table entry which belong to rip_packet. */ | |
d62a17ae | 205 | struct rte { |
d7c0a89a QY |
206 | uint16_t family; /* Address family of this route. */ |
207 | uint16_t tag; /* Route Tag which included in RIP2 packet. */ | |
d62a17ae | 208 | struct in_addr prefix; /* Prefix of rip route. */ |
209 | struct in_addr mask; /* Netmask of rip route. */ | |
210 | struct in_addr nexthop; /* Next hop of rip route. */ | |
d7c0a89a | 211 | uint32_t metric; /* Metric value of rip route. */ |
718e3744 | 212 | }; |
213 | ||
214 | /* RIP packet structure. */ | |
d62a17ae | 215 | struct rip_packet { |
216 | unsigned char command; /* Command type of RIP packet. */ | |
217 | unsigned char version; /* RIP version which coming from peer. */ | |
218 | unsigned char pad1; /* Padding of RIP packet header. */ | |
219 | unsigned char pad2; /* Same as above. */ | |
220 | struct rte rte[1]; /* Address structure. */ | |
718e3744 | 221 | }; |
222 | ||
223 | /* Buffer to read RIP packet. */ | |
d62a17ae | 224 | union rip_buf { |
225 | struct rip_packet rip_packet; | |
226 | char buf[RIP_PACKET_MAXSIZ]; | |
718e3744 | 227 | }; |
228 | ||
229 | /* RIP route information. */ | |
d62a17ae | 230 | struct rip_info { |
231 | /* This route's type. */ | |
232 | int type; | |
718e3744 | 233 | |
d62a17ae | 234 | /* Sub type. */ |
235 | int sub_type; | |
718e3744 | 236 | |
d62a17ae | 237 | /* RIP nexthop. */ |
dd127197 | 238 | struct nexthop nh; |
d62a17ae | 239 | struct in_addr from; |
718e3744 | 240 | |
d62a17ae | 241 | /* Metric of this route. */ |
d7c0a89a | 242 | uint32_t metric; |
718e3744 | 243 | |
d62a17ae | 244 | /* External metric of this route. |
245 | if learnt from an externalm proto */ | |
d7c0a89a | 246 | uint32_t external_metric; |
fbf5d033 | 247 | |
d62a17ae | 248 | /* Tag information of this route. */ |
d7c0a89a | 249 | uint16_t tag; |
718e3744 | 250 | |
d62a17ae | 251 | /* Flags of RIP route. */ |
718e3744 | 252 | #define RIP_RTF_FIB 1 |
253 | #define RIP_RTF_CHANGED 2 | |
d7c0a89a | 254 | uint8_t flags; |
718e3744 | 255 | |
d62a17ae | 256 | /* Garbage collect timer. */ |
257 | struct thread *t_timeout; | |
258 | struct thread *t_garbage_collect; | |
718e3744 | 259 | |
d62a17ae | 260 | /* Route-map futures - this variables can be changed. */ |
261 | struct in_addr nexthop_out; | |
d7c0a89a QY |
262 | uint8_t metric_set; |
263 | uint32_t metric_out; | |
264 | uint16_t tag_out; | |
d62a17ae | 265 | ifindex_t ifindex_out; |
718e3744 | 266 | |
d62a17ae | 267 | struct route_node *rp; |
718e3744 | 268 | |
d7c0a89a | 269 | uint8_t distance; |
718e3744 | 270 | }; |
271 | ||
16705130 | 272 | typedef enum { |
d62a17ae | 273 | RIP_NO_SPLIT_HORIZON = 0, |
274 | RIP_SPLIT_HORIZON, | |
275 | RIP_SPLIT_HORIZON_POISONED_REVERSE | |
16705130 | 276 | } split_horizon_policy_t; |
277 | ||
718e3744 | 278 | /* RIP specific interface configuration. */ |
d62a17ae | 279 | struct rip_interface { |
045c5389 RW |
280 | /* Parent routing instance. */ |
281 | struct rip *rip; | |
282 | ||
d62a17ae | 283 | /* RIP is enabled on this interface. */ |
284 | int enable_network; | |
285 | int enable_interface; | |
718e3744 | 286 | |
d62a17ae | 287 | /* RIP is running on this interface. */ |
288 | int running; | |
718e3744 | 289 | |
d62a17ae | 290 | /* RIP version control. */ |
291 | int ri_send; | |
292 | int ri_receive; | |
718e3744 | 293 | |
d62a17ae | 294 | /* RIPv2 broadcast mode */ |
94b117b2 | 295 | bool v2_broadcast; |
f90310cf | 296 | |
d62a17ae | 297 | /* RIPv2 authentication type. */ |
298 | int auth_type; | |
718e3744 | 299 | |
d62a17ae | 300 | /* RIPv2 authentication string. */ |
301 | char *auth_str; | |
718e3744 | 302 | |
d62a17ae | 303 | /* RIPv2 authentication key chain. */ |
304 | char *key_chain; | |
718e3744 | 305 | |
d62a17ae | 306 | /* value to use for md5->auth_len */ |
94b117b2 | 307 | int md5_auth_len; |
ca5e516c | 308 | |
d62a17ae | 309 | /* Split horizon flag. */ |
310 | split_horizon_policy_t split_horizon; | |
718e3744 | 311 | |
d62a17ae | 312 | /* For filter type slot. */ |
718e3744 | 313 | #define RIP_FILTER_IN 0 |
314 | #define RIP_FILTER_OUT 1 | |
315 | #define RIP_FILTER_MAX 2 | |
316 | ||
d62a17ae | 317 | /* Access-list. */ |
318 | struct access_list *list[RIP_FILTER_MAX]; | |
718e3744 | 319 | |
d62a17ae | 320 | /* Prefix-list. */ |
321 | struct prefix_list *prefix[RIP_FILTER_MAX]; | |
718e3744 | 322 | |
d62a17ae | 323 | /* Route-map. */ |
324 | struct route_map *routemap[RIP_FILTER_MAX]; | |
16705130 | 325 | |
d62a17ae | 326 | /* Wake up thread. */ |
327 | struct thread *t_wakeup; | |
718e3744 | 328 | |
d62a17ae | 329 | /* Interface statistics. */ |
330 | int recv_badpackets; | |
331 | int recv_badroutes; | |
332 | int sent_updates; | |
718e3744 | 333 | |
d62a17ae | 334 | /* Passive interface. */ |
335 | int passive; | |
718e3744 | 336 | }; |
337 | ||
338 | /* RIP peer information. */ | |
d62a17ae | 339 | struct rip_peer { |
045c5389 RW |
340 | /* Parent routing instance. */ |
341 | struct rip *rip; | |
342 | ||
d62a17ae | 343 | /* Peer address. */ |
344 | struct in_addr addr; | |
718e3744 | 345 | |
d62a17ae | 346 | /* Peer RIP tag value. */ |
347 | int domain; | |
718e3744 | 348 | |
d62a17ae | 349 | /* Last update time. */ |
350 | time_t uptime; | |
718e3744 | 351 | |
d62a17ae | 352 | /* Peer RIP version. */ |
d7c0a89a | 353 | uint8_t version; |
718e3744 | 354 | |
d62a17ae | 355 | /* Statistics. */ |
356 | int recv_badpackets; | |
357 | int recv_badroutes; | |
718e3744 | 358 | |
d62a17ae | 359 | /* Timeout thread. */ |
360 | struct thread *t_timeout; | |
718e3744 | 361 | }; |
362 | ||
23b23d8c RW |
363 | struct rip_distance { |
364 | /* Distance value for the IP source prefix. */ | |
365 | uint8_t distance; | |
366 | ||
367 | /* Name of the access-list to be matched. */ | |
368 | char *access_list; | |
369 | }; | |
370 | ||
d62a17ae | 371 | struct rip_md5_info { |
d7c0a89a QY |
372 | uint16_t family; |
373 | uint16_t type; | |
374 | uint16_t packet_len; | |
375 | uint8_t keyid; | |
376 | uint8_t auth_len; | |
377 | uint32_t sequence; | |
378 | uint32_t reserv1; | |
379 | uint32_t reserv2; | |
718e3744 | 380 | }; |
381 | ||
d62a17ae | 382 | struct rip_md5_data { |
d7c0a89a QY |
383 | uint16_t family; |
384 | uint16_t type; | |
385 | uint8_t digest[16]; | |
718e3744 | 386 | }; |
387 | ||
388 | /* RIP accepet/announce methods. */ | |
389 | #define RI_RIP_UNSPEC 0 | |
390 | #define RI_RIP_VERSION_1 1 | |
391 | #define RI_RIP_VERSION_2 2 | |
392 | #define RI_RIP_VERSION_1_AND_2 3 | |
6aec4b41 | 393 | #define RI_RIP_VERSION_NONE 4 |
f38a471c | 394 | /* N.B. stuff will break if |
395 | (RIPv1 != RI_RIP_VERSION_1) || (RIPv2 != RI_RIP_VERSION_2) */ | |
718e3744 | 396 | |
718e3744 | 397 | /* RIP event. */ |
d62a17ae | 398 | enum rip_event { |
399 | RIP_READ, | |
400 | RIP_UPDATE_EVENT, | |
401 | RIP_TRIGGERED_UPDATE, | |
718e3744 | 402 | }; |
403 | ||
404 | /* Macro for timer turn on. */ | |
ffa2c898 | 405 | #define RIP_TIMER_ON(T,F,V) thread_add_timer (master, (F), rinfo, (V), &(T)) |
718e3744 | 406 | |
407 | /* Macro for timer turn off. */ | |
8578874d | 408 | #define RIP_TIMER_OFF(X) THREAD_TIMER_OFF(X) |
718e3744 | 409 | |
8c942f65 RW |
410 | #define RIP_OFFSET_LIST_IN 0 |
411 | #define RIP_OFFSET_LIST_OUT 1 | |
412 | #define RIP_OFFSET_LIST_MAX 2 | |
413 | ||
414 | struct rip_offset_list { | |
045c5389 RW |
415 | /* Parent routing instance. */ |
416 | struct rip *rip; | |
417 | ||
8c942f65 RW |
418 | char *ifname; |
419 | ||
420 | struct { | |
421 | char *alist_name; | |
422 | /* struct access_list *alist; */ | |
423 | uint8_t metric; | |
424 | } direct[RIP_OFFSET_LIST_MAX]; | |
425 | }; | |
426 | ||
718e3744 | 427 | /* Prototypes. */ |
d62a17ae | 428 | extern void rip_init(void); |
045c5389 RW |
429 | extern void rip_clean(struct rip *rip); |
430 | extern void rip_clean_network(struct rip *rip); | |
431 | extern void rip_interfaces_clean(struct rip *rip); | |
432 | extern int rip_passive_nondefault_set(struct rip *rip, const char *ifname); | |
433 | extern int rip_passive_nondefault_unset(struct rip *rip, const char *ifname); | |
434 | extern void rip_passive_nondefault_clean(struct rip *rip); | |
d62a17ae | 435 | extern void rip_if_init(void); |
d62a17ae | 436 | extern void rip_route_map_init(void); |
ae7b826a RW |
437 | extern void rip_zebra_vrf_register(struct vrf *vrf); |
438 | extern void rip_zebra_vrf_deregister(struct vrf *vrf); | |
4140ca4d | 439 | extern void rip_zclient_init(struct thread_master *); |
a2f9eb82 | 440 | extern void rip_zclient_stop(void); |
045c5389 RW |
441 | extern int if_check_address(struct rip *rip, struct in_addr addr); |
442 | extern struct rip *rip_lookup_by_vrf_id(vrf_id_t vrf_id); | |
ae7b826a RW |
443 | extern struct rip *rip_lookup_by_vrf_name(const char *vrf_name); |
444 | extern struct rip *rip_create(const char *vrf_name, struct vrf *vrf, | |
445 | int socket); | |
d62a17ae | 446 | |
d7c0a89a | 447 | extern int rip_request_send(struct sockaddr_in *, struct interface *, uint8_t, |
d62a17ae | 448 | struct connected *); |
045c5389 RW |
449 | extern int rip_neighbor_lookup(struct rip *rip, struct sockaddr_in *from); |
450 | extern int rip_neighbor_add(struct rip *rip, struct prefix_ipv4 *p); | |
451 | extern int rip_neighbor_delete(struct rip *rip, struct prefix_ipv4 *p); | |
d62a17ae | 452 | |
045c5389 RW |
453 | extern int rip_enable_network_add(struct rip *rip, struct prefix *p); |
454 | extern int rip_enable_network_delete(struct rip *rip, struct prefix *p); | |
455 | extern int rip_enable_if_add(struct rip *rip, const char *ifname); | |
456 | extern int rip_enable_if_delete(struct rip *rip, const char *ifname); | |
3d7a1be8 | 457 | |
045c5389 RW |
458 | extern void rip_event(struct rip *rip, enum rip_event event, int sock); |
459 | extern void rip_ecmp_disable(struct rip *rip); | |
edbf59d2 | 460 | |
ae7b826a | 461 | extern int rip_create_socket(struct vrf *vrf); |
8c9226c2 | 462 | |
045c5389 RW |
463 | extern int rip_redistribute_check(struct rip *rip, int type); |
464 | extern void rip_redistribute_conf_update(struct rip *rip, int type); | |
465 | extern void rip_redistribute_conf_delete(struct rip *rip, int type); | |
466 | extern void rip_redistribute_add(struct rip *rip, int type, int sub_type, | |
467 | struct prefix_ipv4 *p, struct nexthop *nh, | |
468 | unsigned int metric, unsigned char distance, | |
469 | route_tag_t tag); | |
470 | extern void rip_redistribute_delete(struct rip *rip, int type, int sub_type, | |
471 | struct prefix_ipv4 *p, ifindex_t ifindex); | |
472 | extern void rip_redistribute_withdraw(struct rip *rip, int type); | |
473 | extern void rip_zebra_ipv4_add(struct rip *rip, struct route_node *rp); | |
474 | extern void rip_zebra_ipv4_delete(struct rip *rip, struct route_node *rp); | |
d62a17ae | 475 | extern void rip_interface_multicast_set(int, struct connected *); |
476 | extern void rip_distribute_update_interface(struct interface *); | |
4b23867c | 477 | extern void rip_if_rmap_update_interface(struct interface *ifp); |
d62a17ae | 478 | |
045c5389 RW |
479 | extern int rip_show_network_config(struct vty *vty, struct rip *rip); |
480 | extern void rip_show_redistribute_config(struct vty *vty, struct rip *rip); | |
481 | ||
482 | extern void rip_peer_update(struct rip *rip, struct sockaddr_in *from, | |
483 | uint8_t version); | |
484 | extern void rip_peer_bad_route(struct rip *rip, struct sockaddr_in *from); | |
485 | extern void rip_peer_bad_packet(struct rip *rip, struct sockaddr_in *from); | |
486 | extern void rip_peer_display(struct vty *vty, struct rip *rip); | |
487 | extern struct rip_peer *rip_peer_lookup(struct rip *rip, struct in_addr *addr); | |
488 | extern struct rip_peer *rip_peer_lookup_next(struct rip *rip, | |
489 | struct in_addr *addr); | |
29e897ad | 490 | extern int rip_peer_list_cmp(struct rip_peer *p1, struct rip_peer *p2); |
711915d2 | 491 | extern void rip_peer_list_del(void *arg); |
d62a17ae | 492 | |
d62a17ae | 493 | extern void rip_info_free(struct rip_info *); |
045c5389 | 494 | extern struct rip *rip_info_get_instance(const struct rip_info *rinfo); |
23b23d8c RW |
495 | extern struct rip_distance *rip_distance_new(void); |
496 | extern void rip_distance_free(struct rip_distance *rdistance); | |
045c5389 | 497 | extern uint8_t rip_distance_apply(struct rip *rip, struct rip_info *rinfo); |
f9120f71 RW |
498 | extern void rip_redistribute_enable(struct rip *rip); |
499 | extern void rip_redistribute_disable(struct rip *rip); | |
d62a17ae | 500 | |
1137aef4 | 501 | extern int rip_route_rte(struct rip_info *rinfo); |
045c5389 RW |
502 | extern struct rip_info *rip_ecmp_add(struct rip *rip, |
503 | struct rip_info *rinfo_new); | |
504 | extern struct rip_info *rip_ecmp_replace(struct rip *rip, | |
505 | struct rip_info *rinfo_new); | |
506 | extern struct rip_info *rip_ecmp_delete(struct rip *rip, | |
507 | struct rip_info *rinfo); | |
508 | ||
509 | extern struct rip_offset_list *rip_offset_list_new(struct rip *rip, | |
510 | const char *ifname); | |
8c942f65 | 511 | extern void offset_list_del(struct rip_offset_list *offset); |
6c4c3561 | 512 | extern void offset_list_free(struct rip_offset_list *offset); |
045c5389 RW |
513 | extern struct rip_offset_list *rip_offset_list_lookup(struct rip *rip, |
514 | const char *ifname); | |
8c942f65 RW |
515 | extern int rip_offset_list_apply_in(struct prefix_ipv4 *, struct interface *, |
516 | uint32_t *); | |
517 | extern int rip_offset_list_apply_out(struct prefix_ipv4 *, struct interface *, | |
518 | uint32_t *); | |
3f21c8c4 RW |
519 | extern int offset_list_cmp(struct rip_offset_list *o1, |
520 | struct rip_offset_list *o2); | |
8c942f65 | 521 | |
ae7b826a RW |
522 | extern void rip_vrf_init(void); |
523 | extern void rip_vrf_terminate(void); | |
524 | ||
fe339c95 RW |
525 | /* YANG notifications */ |
526 | extern void ripd_notif_send_auth_type_failure(const char *ifname); | |
527 | extern void ripd_notif_send_auth_failure(const char *ifname); | |
528 | ||
32b5a493 | 529 | extern struct zebra_privs_t ripd_privs; |
32600a98 | 530 | extern struct rip_instance_head rip_instances; |
32b5a493 | 531 | |
718e3744 | 532 | /* Master thread strucutre. */ |
533 | extern struct thread_master *master; | |
534 | ||
d62a17ae | 535 | DECLARE_HOOK(rip_ifaddr_add, (struct connected * ifc), (ifc)) |
536 | DECLARE_HOOK(rip_ifaddr_del, (struct connected * ifc), (ifc)) | |
3012671f | 537 | |
707656ec RW |
538 | /* Northbound. */ |
539 | extern void rip_cli_init(void); | |
540 | extern const struct frr_yang_module_info frr_ripd_info; | |
541 | ||
718e3744 | 542 | #endif /* _ZEBRA_RIP_H */ |