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718e3744 | 1 | /* BGP routing information base |
896014f4 DL |
2 | * Copyright (C) 1996, 97, 98, 2000 Kunihiro Ishiguro |
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 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 | |
19 | */ | |
718e3744 | 20 | |
00d252cb | 21 | #ifndef _QUAGGA_BGP_ROUTE_H |
22 | #define _QUAGGA_BGP_ROUTE_H | |
23 | ||
fb018d25 | 24 | #include "queue.h" |
74489921 | 25 | #include "nexthop.h" |
200df115 | 26 | #include "bgp_table.h" |
27 | ||
fb018d25 | 28 | struct bgp_nexthop_cache; |
7ef5a232 | 29 | struct bgp_route_evpn; |
fb018d25 | 30 | |
d62a17ae | 31 | enum bgp_show_type { |
32 | bgp_show_type_normal, | |
33 | bgp_show_type_regexp, | |
34 | bgp_show_type_prefix_list, | |
35 | bgp_show_type_filter_list, | |
36 | bgp_show_type_route_map, | |
37 | bgp_show_type_neighbor, | |
38 | bgp_show_type_cidr_only, | |
39 | bgp_show_type_prefix_longer, | |
40 | bgp_show_type_community_all, | |
41 | bgp_show_type_community, | |
42 | bgp_show_type_community_exact, | |
43 | bgp_show_type_community_list, | |
44 | bgp_show_type_community_list_exact, | |
45 | bgp_show_type_lcommunity_all, | |
46 | bgp_show_type_lcommunity, | |
47 | bgp_show_type_lcommunity_list, | |
48 | bgp_show_type_flap_statistics, | |
49 | bgp_show_type_flap_neighbor, | |
50 | bgp_show_type_dampend_paths, | |
dba3c1d3 PG |
51 | bgp_show_type_damp_neighbor, |
52 | bgp_show_type_detail, | |
b2f0fa55 PG |
53 | }; |
54 | ||
55 | ||
d62a17ae | 56 | #define BGP_SHOW_SCODE_HEADER \ |
9df8b37c | 57 | "Status codes: s suppressed, d damped, " \ |
d62a17ae | 58 | "h history, * valid, > best, = multipath,\n" \ |
9df8b37c PZ |
59 | " i internal, r RIB-failure, S Stale, R Removed\n" |
60 | #define BGP_SHOW_OCODE_HEADER "Origin codes: i - IGP, e - EGP, ? - incomplete\n\n" | |
61 | #define BGP_SHOW_NCODE_HEADER "Nexthop codes: @NNN nexthop's vrf id, < announce-nh-self\n" | |
181039f3 | 62 | #define BGP_SHOW_HEADER " Network Next Hop Metric LocPrf Weight Path\n" |
3f9c7369 | 63 | |
b57ba6d2 MK |
64 | /* Maximum number of labels we can process or send with a prefix. We |
65 | * really do only 1 for MPLS (BGP-LU) but we can do 2 for EVPN-VxLAN. | |
66 | */ | |
67 | #define BGP_MAX_LABELS 2 | |
68 | ||
d62a17ae | 69 | /* Ancillary information to struct bgp_info, |
fb982c25 PJ |
70 | * used for uncommonly used data (aggregation, MPLS, etc.) |
71 | * and lazily allocated to save memory. | |
72 | */ | |
d62a17ae | 73 | struct bgp_info_extra { |
74 | /* Pointer to dampening structure. */ | |
75 | struct bgp_damp_info *damp_info; | |
fb982c25 | 76 | |
d62a17ae | 77 | /* This route is suppressed with aggregation. */ |
78 | int suppress; | |
fb982c25 | 79 | |
d62a17ae | 80 | /* Nexthop reachability check. */ |
d7c0a89a | 81 | uint32_t igpmetric; |
fb982c25 | 82 | |
b57ba6d2 MK |
83 | /* MPLS label(s) - VNI(s) for EVPN-VxLAN */ |
84 | mpls_label_t label[BGP_MAX_LABELS]; | |
d7c0a89a | 85 | uint32_t num_labels; |
342dd0c6 | 86 | |
65efcfce | 87 | #if ENABLE_BGP_VNC |
d62a17ae | 88 | union { |
89 | ||
90 | struct { | |
91 | void *rfapi_handle; /* export: NVE advertising this | |
92 | route */ | |
93 | struct list *local_nexthops; /* optional, for static | |
94 | routes */ | |
95 | } export; | |
96 | ||
97 | struct { | |
98 | struct thread *timer; | |
99 | void *hme; /* encap monitor, if this is a VPN route */ | |
100 | struct prefix_rd | |
101 | rd; /* import: route's route-distinguisher */ | |
d7c0a89a | 102 | uint8_t un_family; /* family of cached un address, 0 if |
d62a17ae | 103 | unset */ |
104 | union { | |
105 | struct in_addr addr4; | |
106 | struct in6_addr addr6; | |
107 | } un; /* cached un address */ | |
108 | time_t create_time; | |
996c9314 LB |
109 | struct prefix aux_prefix; /* AFI_L2VPN: the IP addr, |
110 | if family set */ | |
d62a17ae | 111 | } import; |
112 | ||
113 | } vnc; | |
65efcfce | 114 | #endif |
128ea8ab | 115 | |
d62a17ae | 116 | /* For imported routes into a VNI (or VRF), this points to the parent. |
117 | */ | |
118 | void *parent; | |
ddb5b488 PZ |
119 | |
120 | /* | |
121 | * Some tunnelish parameters follow. Maybe consolidate into an | |
122 | * internal tunnel structure? | |
123 | */ | |
124 | ||
125 | /* | |
126 | * Original bgp instance for imported routes. Needed for: | |
127 | * 1. Find all routes from a specific vrf for deletion | |
128 | * 2. vrf context of original nexthop | |
129 | * | |
130 | * Store pointer to bgp instance rather than bgp->vrf_id because | |
131 | * bgp->vrf_id is not always valid (or may change?). | |
132 | * | |
133 | * Set to NULL if route is not imported from another bgp instance. | |
134 | */ | |
135 | struct bgp *bgp_orig; | |
136 | ||
137 | /* | |
138 | * Nexthop in context of original bgp instance. Needed | |
139 | * for label resolution of core mpls routes exported to a vrf. | |
140 | * Set nexthop_orig.family to 0 if not valid. | |
141 | */ | |
142 | struct prefix nexthop_orig; | |
fb982c25 PJ |
143 | }; |
144 | ||
d62a17ae | 145 | struct bgp_info { |
146 | /* For linked list. */ | |
147 | struct bgp_info *next; | |
148 | struct bgp_info *prev; | |
149 | ||
150 | /* For nexthop linked list */ | |
151 | LIST_ENTRY(bgp_info) nh_thread; | |
152 | ||
153 | /* Back pointer to the prefix node */ | |
154 | struct bgp_node *net; | |
155 | ||
156 | /* Back pointer to the nexthop structure */ | |
157 | struct bgp_nexthop_cache *nexthop; | |
fb018d25 | 158 | |
d62a17ae | 159 | /* Peer structure. */ |
160 | struct peer *peer; | |
fb018d25 | 161 | |
d62a17ae | 162 | /* Attribute structure. */ |
163 | struct attr *attr; | |
fb018d25 | 164 | |
d62a17ae | 165 | /* Extra information */ |
166 | struct bgp_info_extra *extra; | |
fb018d25 | 167 | |
cbdfbaa5 | 168 | |
d62a17ae | 169 | /* Multipath information */ |
170 | struct bgp_info_mpath *mpath; | |
de8d5dff | 171 | |
d62a17ae | 172 | /* Uptime. */ |
173 | time_t uptime; | |
de8d5dff | 174 | |
d62a17ae | 175 | /* reference count */ |
176 | int lock; | |
cbdfbaa5 | 177 | |
d62a17ae | 178 | /* BGP information status. */ |
d7c0a89a | 179 | uint16_t flags; |
718e3744 | 180 | #define BGP_INFO_IGP_CHANGED (1 << 0) |
181 | #define BGP_INFO_DAMPED (1 << 1) | |
182 | #define BGP_INFO_HISTORY (1 << 2) | |
183 | #define BGP_INFO_SELECTED (1 << 3) | |
184 | #define BGP_INFO_VALID (1 << 4) | |
185 | #define BGP_INFO_ATTR_CHANGED (1 << 5) | |
186 | #define BGP_INFO_DMED_CHECK (1 << 6) | |
187 | #define BGP_INFO_DMED_SELECTED (1 << 7) | |
93406d87 | 188 | #define BGP_INFO_STALE (1 << 8) |
b40d939b | 189 | #define BGP_INFO_REMOVED (1 << 9) |
902212c3 | 190 | #define BGP_INFO_COUNTED (1 << 10) |
de8d5dff JB |
191 | #define BGP_INFO_MULTIPATH (1 << 11) |
192 | #define BGP_INFO_MULTIPATH_CHG (1 << 12) | |
cd1964ff | 193 | #define BGP_INFO_RIB_ATTR_CHG (1 << 13) |
960035b2 | 194 | #define BGP_INFO_ANNC_NH_SELF (1 << 14) |
718e3744 | 195 | |
d62a17ae | 196 | /* BGP route type. This can be static, RIP, OSPF, BGP etc. */ |
d7c0a89a | 197 | uint8_t type; |
cbdfbaa5 | 198 | |
d62a17ae | 199 | /* When above type is BGP. This sub type specify BGP sub type |
200 | information. */ | |
d7c0a89a | 201 | uint8_t sub_type; |
cbdfbaa5 PJ |
202 | #define BGP_ROUTE_NORMAL 0 |
203 | #define BGP_ROUTE_STATIC 1 | |
204 | #define BGP_ROUTE_AGGREGATE 2 | |
205 | #define BGP_ROUTE_REDISTRIBUTE 3 | |
65efcfce LB |
206 | #ifdef ENABLE_BGP_VNC |
207 | # define BGP_ROUTE_RFP 4 | |
208 | #endif | |
ddb5b488 | 209 | #define BGP_ROUTE_IMPORTED 5 /* from another bgp instance/safi */ |
7c8ff89e | 210 | |
d7c0a89a | 211 | unsigned short instance; |
a82478b9 | 212 | |
d62a17ae | 213 | /* Addpath identifiers */ |
d7c0a89a QY |
214 | uint32_t addpath_rx_id; |
215 | uint32_t addpath_tx_id; | |
718e3744 | 216 | }; |
217 | ||
128ea8ab | 218 | /* Structure used in BGP path selection */ |
d62a17ae | 219 | struct bgp_info_pair { |
220 | struct bgp_info *old; | |
221 | struct bgp_info *new; | |
128ea8ab | 222 | }; |
223 | ||
718e3744 | 224 | /* BGP static route configuration. */ |
d62a17ae | 225 | struct bgp_static { |
226 | /* Backdoor configuration. */ | |
227 | int backdoor; | |
718e3744 | 228 | |
d62a17ae | 229 | /* Label index configuration; applies to LU prefixes. */ |
d7c0a89a | 230 | uint32_t label_index; |
1b6d5c7e VV |
231 | #define BGP_INVALID_LABEL_INDEX 0xFFFFFFFF |
232 | ||
d62a17ae | 233 | /* Import check status. */ |
d7c0a89a | 234 | uint8_t valid; |
718e3744 | 235 | |
d62a17ae | 236 | /* IGP metric. */ |
d7c0a89a | 237 | uint32_t igpmetric; |
718e3744 | 238 | |
d62a17ae | 239 | /* IGP nexthop. */ |
240 | struct in_addr igpnexthop; | |
718e3744 | 241 | |
d62a17ae | 242 | /* Atomic set reference count (ie cause of pathlimit) */ |
d7c0a89a | 243 | uint32_t atomic; |
718e3744 | 244 | |
d62a17ae | 245 | /* BGP redistribute route-map. */ |
246 | struct { | |
247 | char *name; | |
248 | struct route_map *map; | |
249 | } rmap; | |
137446f9 | 250 | |
d62a17ae | 251 | /* Route Distinguisher */ |
252 | struct prefix_rd prd; | |
684a7227 | 253 | |
d62a17ae | 254 | /* MPLS label. */ |
255 | mpls_label_t label; | |
256 | ||
257 | /* EVPN */ | |
258 | struct eth_segment_id *eth_s_id; | |
259 | struct ethaddr *router_mac; | |
260 | uint16_t encap_tunneltype; | |
261 | struct prefix gatewayIp; | |
718e3744 | 262 | }; |
263 | ||
d62a17ae | 264 | #define BGP_NEXTHOP_AFI_FROM_NHLEN(nhlen) \ |
265 | ((nhlen) < IPV4_MAX_BYTELEN \ | |
266 | ? 0 \ | |
267 | : ((nhlen) < IPV6_MAX_BYTELEN ? AFI_IP : AFI_IP6)) | |
fe3ca08f | 268 | |
d62a17ae | 269 | #define BGP_ATTR_NEXTHOP_AFI_IP6(attr) \ |
270 | (!CHECK_FLAG(attr->flag, ATTR_FLAG_BIT(BGP_ATTR_NEXT_HOP)) \ | |
271 | && ((attr)->mp_nexthop_len == 16 || (attr)->mp_nexthop_len == 32)) | |
272 | #define BGP_INFO_COUNTABLE(BI) \ | |
273 | (!CHECK_FLAG((BI)->flags, BGP_INFO_HISTORY) \ | |
274 | && !CHECK_FLAG((BI)->flags, BGP_INFO_REMOVED)) | |
80e0ad24 | 275 | |
1a392d46 | 276 | /* Flags which indicate a route is unuseable in some form */ |
d62a17ae | 277 | #define BGP_INFO_UNUSEABLE \ |
278 | (BGP_INFO_HISTORY | BGP_INFO_DAMPED | BGP_INFO_REMOVED) | |
1a392d46 PJ |
279 | /* Macro to check BGP information is alive or not. Sadly, |
280 | * not equivalent to just checking previous, because of the | |
281 | * sense of the additional VALID flag. | |
282 | */ | |
d62a17ae | 283 | #define BGP_INFO_HOLDDOWN(BI) \ |
284 | (!CHECK_FLAG((BI)->flags, BGP_INFO_VALID) \ | |
285 | || CHECK_FLAG((BI)->flags, BGP_INFO_UNUSEABLE)) | |
1a392d46 | 286 | |
718e3744 | 287 | #define DISTRIBUTE_IN_NAME(F) ((F)->dlist[FILTER_IN].name) |
288 | #define DISTRIBUTE_IN(F) ((F)->dlist[FILTER_IN].alist) | |
289 | #define DISTRIBUTE_OUT_NAME(F) ((F)->dlist[FILTER_OUT].name) | |
290 | #define DISTRIBUTE_OUT(F) ((F)->dlist[FILTER_OUT].alist) | |
291 | ||
292 | #define PREFIX_LIST_IN_NAME(F) ((F)->plist[FILTER_IN].name) | |
293 | #define PREFIX_LIST_IN(F) ((F)->plist[FILTER_IN].plist) | |
294 | #define PREFIX_LIST_OUT_NAME(F) ((F)->plist[FILTER_OUT].name) | |
295 | #define PREFIX_LIST_OUT(F) ((F)->plist[FILTER_OUT].plist) | |
296 | ||
297 | #define FILTER_LIST_IN_NAME(F) ((F)->aslist[FILTER_IN].name) | |
298 | #define FILTER_LIST_IN(F) ((F)->aslist[FILTER_IN].aslist) | |
299 | #define FILTER_LIST_OUT_NAME(F) ((F)->aslist[FILTER_OUT].name) | |
300 | #define FILTER_LIST_OUT(F) ((F)->aslist[FILTER_OUT].aslist) | |
301 | ||
fee0f4c6 | 302 | #define ROUTE_MAP_IN_NAME(F) ((F)->map[RMAP_IN].name) |
303 | #define ROUTE_MAP_IN(F) ((F)->map[RMAP_IN].map) | |
304 | #define ROUTE_MAP_OUT_NAME(F) ((F)->map[RMAP_OUT].name) | |
305 | #define ROUTE_MAP_OUT(F) ((F)->map[RMAP_OUT].map) | |
306 | ||
718e3744 | 307 | #define UNSUPPRESS_MAP_NAME(F) ((F)->usmap.name) |
308 | #define UNSUPPRESS_MAP(F) ((F)->usmap.map) | |
309 | ||
2ec1e66f DW |
310 | /* path PREFIX (addpath rxid NUMBER) */ |
311 | #define PATH_ADDPATH_STR_BUFFER PREFIX2STR_BUFFER + 32 | |
312 | ||
d62a17ae | 313 | enum bgp_path_type { BGP_PATH_ALL, BGP_PATH_BESTPATH, BGP_PATH_MULTIPATH }; |
4092b06c | 314 | |
d62a17ae | 315 | static inline void bgp_bump_version(struct bgp_node *node) |
3f9c7369 | 316 | { |
d62a17ae | 317 | node->version = bgp_table_next_version(bgp_node_table(node)); |
3f9c7369 DS |
318 | } |
319 | ||
d62a17ae | 320 | static inline int bgp_fibupd_safi(safi_t safi) |
cd1964ff | 321 | { |
d62a17ae | 322 | if (safi == SAFI_UNICAST || safi == SAFI_MULTICAST |
529efa23 PG |
323 | || safi == SAFI_LABELED_UNICAST |
324 | || safi == SAFI_FLOWSPEC) | |
d62a17ae | 325 | return 1; |
326 | return 0; | |
cd1964ff DS |
327 | } |
328 | ||
718e3744 | 329 | /* Prototypes. */ |
db0e1937 MK |
330 | extern void bgp_rib_remove(struct bgp_node *rn, struct bgp_info *ri, |
331 | struct peer *peer, afi_t afi, safi_t safi); | |
d62a17ae | 332 | extern void bgp_process_queue_init(void); |
333 | extern void bgp_route_init(void); | |
334 | extern void bgp_route_finish(void); | |
335 | extern void bgp_cleanup_routes(struct bgp *); | |
336 | extern void bgp_announce_route(struct peer *, afi_t, safi_t); | |
3f9c7369 | 337 | extern void bgp_stop_announce_route_timer(struct peer_af *paf); |
d62a17ae | 338 | extern void bgp_announce_route_all(struct peer *); |
339 | extern void bgp_default_originate(struct peer *, afi_t, safi_t, int); | |
340 | extern void bgp_soft_reconfig_in(struct peer *, afi_t, safi_t); | |
341 | extern void bgp_clear_route(struct peer *, afi_t, safi_t); | |
342 | extern void bgp_clear_route_all(struct peer *); | |
343 | extern void bgp_clear_adj_in(struct peer *, afi_t, safi_t); | |
344 | extern void bgp_clear_stale_route(struct peer *, afi_t, safi_t); | |
345 | ||
346 | extern struct bgp_node *bgp_afi_node_get(struct bgp_table *table, afi_t afi, | |
347 | safi_t safi, struct prefix *p, | |
348 | struct prefix_rd *prd); | |
349 | extern struct bgp_info *bgp_info_lock(struct bgp_info *); | |
350 | extern struct bgp_info *bgp_info_unlock(struct bgp_info *); | |
351 | extern void bgp_info_add(struct bgp_node *rn, struct bgp_info *ri); | |
352 | extern void bgp_info_reap(struct bgp_node *rn, struct bgp_info *ri); | |
353 | extern void bgp_info_delete(struct bgp_node *rn, struct bgp_info *ri); | |
354 | extern struct bgp_info_extra *bgp_info_extra_get(struct bgp_info *); | |
d7c0a89a QY |
355 | extern void bgp_info_set_flag(struct bgp_node *, struct bgp_info *, uint32_t); |
356 | extern void bgp_info_unset_flag(struct bgp_node *, struct bgp_info *, uint32_t); | |
d62a17ae | 357 | extern void bgp_info_path_with_addpath_rx_str(struct bgp_info *ri, char *buf); |
358 | ||
359 | extern int bgp_nlri_parse_ip(struct peer *, struct attr *, struct bgp_nlri *); | |
360 | ||
361 | extern int bgp_maximum_prefix_overflow(struct peer *, afi_t, safi_t, int); | |
362 | ||
9de1f7ff DS |
363 | extern void bgp_redistribute_add(struct bgp *bgp, struct prefix *p, |
364 | const union g_addr *nexthop, ifindex_t ifindex, | |
365 | enum nexthop_types_t nhtype, uint32_t metric, | |
d7c0a89a | 366 | uint8_t type, unsigned short instance, |
9de1f7ff | 367 | route_tag_t tag); |
d7c0a89a QY |
368 | extern void bgp_redistribute_delete(struct bgp *, struct prefix *, uint8_t, |
369 | unsigned short); | |
370 | extern void bgp_redistribute_withdraw(struct bgp *, afi_t, int, unsigned short); | |
d62a17ae | 371 | |
372 | extern void bgp_static_add(struct bgp *); | |
373 | extern void bgp_static_delete(struct bgp *); | |
374 | extern void bgp_static_redo_import_check(struct bgp *); | |
375 | extern void bgp_purge_static_redist_routes(struct bgp *bgp); | |
376 | extern void bgp_static_update(struct bgp *, struct prefix *, | |
377 | struct bgp_static *, afi_t, safi_t); | |
378 | extern void bgp_static_withdraw(struct bgp *, struct prefix *, afi_t, safi_t); | |
379 | ||
380 | extern int bgp_static_set_safi(afi_t afi, safi_t safi, struct vty *vty, | |
381 | const char *, const char *, const char *, | |
382 | const char *, int, const char *, const char *, | |
383 | const char *, const char *); | |
384 | ||
385 | extern int bgp_static_unset_safi(afi_t afi, safi_t safi, struct vty *, | |
386 | const char *, const char *, const char *, int, | |
387 | const char *, const char *, const char *); | |
718e3744 | 388 | |
94f2b392 | 389 | /* this is primarily for MPLS-VPN */ |
d7c0a89a | 390 | extern int bgp_update(struct peer *, struct prefix *, uint32_t, struct attr *, |
d62a17ae | 391 | afi_t, safi_t, int, int, struct prefix_rd *, |
d7c0a89a QY |
392 | mpls_label_t *, uint32_t, int, struct bgp_route_evpn *); |
393 | extern int bgp_withdraw(struct peer *, struct prefix *, uint32_t, struct attr *, | |
394 | afi_t, safi_t, int, int, struct prefix_rd *, | |
395 | mpls_label_t *, uint32_t, struct bgp_route_evpn *); | |
718e3744 | 396 | |
94f2b392 | 397 | /* for bgp_nexthop and bgp_damp */ |
d62a17ae | 398 | extern void bgp_process(struct bgp *, struct bgp_node *, afi_t, safi_t); |
cb1faec9 DS |
399 | |
400 | /* | |
401 | * Add an end-of-initial-update marker to the process queue. This is just a | |
402 | * queue element with NULL bgp node. | |
403 | */ | |
d62a17ae | 404 | extern void bgp_add_eoiu_mark(struct bgp *); |
60466a63 QY |
405 | extern void bgp_config_write_table_map(struct vty *, struct bgp *, afi_t, |
406 | safi_t); | |
2b791107 | 407 | extern void bgp_config_write_network(struct vty *, struct bgp *, afi_t, safi_t); |
60466a63 QY |
408 | extern void bgp_config_write_distance(struct vty *, struct bgp *, afi_t, |
409 | safi_t); | |
d62a17ae | 410 | |
411 | extern void bgp_aggregate_increment(struct bgp *, struct prefix *, | |
412 | struct bgp_info *, afi_t, safi_t); | |
413 | extern void bgp_aggregate_decrement(struct bgp *, struct prefix *, | |
414 | struct bgp_info *, afi_t, safi_t); | |
415 | ||
d7c0a89a QY |
416 | extern uint8_t bgp_distance_apply(struct prefix *, struct bgp_info *, afi_t, |
417 | safi_t, struct bgp *); | |
d62a17ae | 418 | |
419 | extern afi_t bgp_node_afi(struct vty *); | |
420 | extern safi_t bgp_node_safi(struct vty *); | |
421 | ||
d7c0a89a QY |
422 | extern struct bgp_info *info_make(int type, int sub_type, |
423 | unsigned short instance, struct peer *peer, | |
424 | struct attr *attr, struct bgp_node *rn); | |
d62a17ae | 425 | |
426 | extern void route_vty_out(struct vty *, struct prefix *, struct bgp_info *, int, | |
427 | safi_t, json_object *); | |
428 | extern void route_vty_out_tag(struct vty *, struct prefix *, struct bgp_info *, | |
429 | int, safi_t, json_object *); | |
430 | extern void route_vty_out_tmp(struct vty *, struct prefix *, struct attr *, | |
d7c0a89a | 431 | safi_t, uint8_t, json_object *); |
d62a17ae | 432 | extern void route_vty_out_overlay(struct vty *vty, struct prefix *p, |
433 | struct bgp_info *binfo, int display, | |
434 | json_object *json); | |
435 | ||
436 | extern int subgroup_process_announce_selected(struct update_subgroup *subgrp, | |
437 | struct bgp_info *selected, | |
438 | struct bgp_node *rn, | |
d7c0a89a | 439 | uint32_t addpath_tx_id); |
3f9c7369 | 440 | |
cd1964ff | 441 | extern int subgroup_announce_check(struct bgp_node *rn, struct bgp_info *ri, |
3f9c7369 DS |
442 | struct update_subgroup *subgrp, |
443 | struct prefix *p, struct attr *attr); | |
444 | ||
d62a17ae | 445 | extern void bgp_peer_clear_node_queue_drain_immediate(struct peer *peer); |
446 | extern void bgp_process_queues_drain_immediate(void); | |
bb86c601 | 447 | |
65efcfce | 448 | /* for encap/vpn */ |
d62a17ae | 449 | extern struct bgp_node *bgp_afi_node_lookup(struct bgp_table *table, afi_t afi, |
450 | safi_t safi, struct prefix *p, | |
451 | struct prefix_rd *prd); | |
452 | extern struct bgp_info *bgp_info_new(void); | |
453 | extern void bgp_info_restore(struct bgp_node *, struct bgp_info *); | |
454 | ||
455 | extern int bgp_info_cmp_compatible(struct bgp *, struct bgp_info *, | |
456 | struct bgp_info *, char *pfx_buf, afi_t afi, | |
457 | safi_t safi); | |
7f323236 | 458 | extern void bgp_attr_add_gshut_community(struct attr *attr); |
d62a17ae | 459 | |
460 | extern void bgp_best_selection(struct bgp *bgp, struct bgp_node *rn, | |
461 | struct bgp_maxpaths_cfg *mpath_cfg, | |
462 | struct bgp_info_pair *result, afi_t afi, | |
463 | safi_t safi); | |
464 | extern void bgp_zebra_clear_route_change_flags(struct bgp_node *rn); | |
465 | extern int bgp_zebra_has_route_changed(struct bgp_node *rn, | |
466 | struct bgp_info *selected); | |
467 | ||
468 | extern void route_vty_out_detail_header(struct vty *vty, struct bgp *bgp, | |
469 | struct bgp_node *rn, | |
470 | struct prefix_rd *prd, afi_t afi, | |
471 | safi_t safi, json_object *json); | |
472 | extern void route_vty_out_detail(struct vty *vty, struct bgp *bgp, | |
473 | struct prefix *p, struct bgp_info *binfo, | |
474 | afi_t afi, safi_t safi, | |
475 | json_object *json_paths); | |
1ae44dfc LB |
476 | extern int bgp_show_table_rd(struct vty *vty, struct bgp *bgp, safi_t safi, |
477 | struct bgp_table *table, struct prefix_rd *prd, | |
478 | enum bgp_show_type type, void *output_arg, | |
d7c0a89a | 479 | uint8_t use_json); |
00d252cb | 480 | #endif /* _QUAGGA_BGP_ROUTE_H */ |