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acddc0ed | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
718e3744 | 2 | /* BGP routing information base |
896014f4 | 3 | * Copyright (C) 1996, 97, 98, 2000 Kunihiro Ishiguro |
896014f4 | 4 | */ |
718e3744 | 5 | |
00d252cb | 6 | #ifndef _QUAGGA_BGP_ROUTE_H |
7 | #define _QUAGGA_BGP_ROUTE_H | |
8 | ||
4a11bf2c DL |
9 | #include <stdbool.h> |
10 | ||
11 | #include "hook.h" | |
fb018d25 | 12 | #include "queue.h" |
74489921 | 13 | #include "nexthop.h" |
200df115 | 14 | #include "bgp_table.h" |
dcc68b5e | 15 | #include "bgp_addpath_types.h" |
4933eaaf | 16 | #include "bgp_rpki.h" |
200df115 | 17 | |
fb018d25 | 18 | struct bgp_nexthop_cache; |
7ef5a232 | 19 | struct bgp_route_evpn; |
fb018d25 | 20 | |
d62a17ae | 21 | enum bgp_show_type { |
22 | bgp_show_type_normal, | |
23 | bgp_show_type_regexp, | |
24 | bgp_show_type_prefix_list, | |
ed126382 | 25 | bgp_show_type_access_list, |
d62a17ae | 26 | bgp_show_type_filter_list, |
27 | bgp_show_type_route_map, | |
28 | bgp_show_type_neighbor, | |
29 | bgp_show_type_cidr_only, | |
30 | bgp_show_type_prefix_longer, | |
a70a28a5 | 31 | bgp_show_type_community_alias, |
d62a17ae | 32 | bgp_show_type_community_all, |
33 | bgp_show_type_community, | |
34 | bgp_show_type_community_exact, | |
35 | bgp_show_type_community_list, | |
36 | bgp_show_type_community_list_exact, | |
37 | bgp_show_type_lcommunity_all, | |
38 | bgp_show_type_lcommunity, | |
36a206db | 39 | bgp_show_type_lcommunity_exact, |
d62a17ae | 40 | bgp_show_type_lcommunity_list, |
36a206db | 41 | bgp_show_type_lcommunity_list_exact, |
d62a17ae | 42 | bgp_show_type_flap_statistics, |
43 | bgp_show_type_flap_neighbor, | |
44 | bgp_show_type_dampend_paths, | |
dba3c1d3 PG |
45 | bgp_show_type_damp_neighbor, |
46 | bgp_show_type_detail, | |
1e2ce4f1 | 47 | bgp_show_type_rpki, |
7d3cae70 | 48 | bgp_show_type_prefix_version, |
b2f0fa55 PG |
49 | }; |
50 | ||
6392aaa6 PM |
51 | enum bgp_show_adj_route_type { |
52 | bgp_show_adj_route_advertised, | |
53 | bgp_show_adj_route_received, | |
54 | bgp_show_adj_route_filtered, | |
f20ce998 | 55 | bgp_show_adj_route_bestpath, |
6392aaa6 PM |
56 | }; |
57 | ||
b2f0fa55 | 58 | |
d62a17ae | 59 | #define BGP_SHOW_SCODE_HEADER \ |
9df8b37c | 60 | "Status codes: s suppressed, d damped, " \ |
d62a17ae | 61 | "h history, * valid, > best, = multipath,\n" \ |
9df8b37c | 62 | " i internal, r RIB-failure, S Stale, R Removed\n" |
82c298be DA |
63 | #define BGP_SHOW_OCODE_HEADER \ |
64 | "Origin codes: i - IGP, e - EGP, ? - incomplete\n" | |
9df8b37c | 65 | #define BGP_SHOW_NCODE_HEADER "Nexthop codes: @NNN nexthop's vrf id, < announce-nh-self\n" |
82c298be DA |
66 | #define BGP_SHOW_RPKI_HEADER \ |
67 | "RPKI validation codes: V valid, I invalid, N Not found\n\n" | |
eaeba5e8 | 68 | #define BGP_SHOW_HEADER " Network Next Hop Metric LocPrf Weight Path\n" |
ae248832 | 69 | #define BGP_SHOW_HEADER_WIDE " Network Next Hop Metric LocPrf Weight Path\n" |
3f9c7369 | 70 | |
b57ba6d2 MK |
71 | /* Maximum number of labels we can process or send with a prefix. We |
72 | * really do only 1 for MPLS (BGP-LU) but we can do 2 for EVPN-VxLAN. | |
73 | */ | |
74 | #define BGP_MAX_LABELS 2 | |
75 | ||
e496b420 HS |
76 | /* Maximum number of sids we can process or send with a prefix. */ |
77 | #define BGP_MAX_SIDS 6 | |
78 | ||
1d7260a1 DA |
79 | /* Maximum buffer length for storing BGP best path selection reason */ |
80 | #define BGP_MAX_SELECTION_REASON_STR_BUF 32 | |
81 | ||
513386b5 DA |
82 | /* Error codes for handling NLRI */ |
83 | #define BGP_NLRI_PARSE_OK 0 | |
84 | #define BGP_NLRI_PARSE_ERROR_PREFIX_OVERFLOW -1 | |
85 | #define BGP_NLRI_PARSE_ERROR_PACKET_OVERFLOW -2 | |
86 | #define BGP_NLRI_PARSE_ERROR_PREFIX_LENGTH -3 | |
87 | #define BGP_NLRI_PARSE_ERROR_PACKET_LENGTH -4 | |
88 | #define BGP_NLRI_PARSE_ERROR_LABEL_LENGTH -5 | |
89 | #define BGP_NLRI_PARSE_ERROR_EVPN_MISSING_TYPE -6 | |
90 | #define BGP_NLRI_PARSE_ERROR_EVPN_TYPE2_SIZE -7 | |
91 | #define BGP_NLRI_PARSE_ERROR_EVPN_TYPE3_SIZE -8 | |
92 | #define BGP_NLRI_PARSE_ERROR_EVPN_TYPE4_SIZE -9 | |
93 | #define BGP_NLRI_PARSE_ERROR_EVPN_TYPE5_SIZE -10 | |
94 | #define BGP_NLRI_PARSE_ERROR_FLOWSPEC_IPV6_NOT_SUPPORTED -11 | |
95 | #define BGP_NLRI_PARSE_ERROR_FLOWSPEC_NLRI_SIZELIMIT -12 | |
96 | #define BGP_NLRI_PARSE_ERROR_FLOWSPEC_BAD_FORMAT -13 | |
97 | #define BGP_NLRI_PARSE_ERROR_ADDRESS_FAMILY -14 | |
c44ab6f1 | 98 | #define BGP_NLRI_PARSE_ERROR_EVPN_TYPE1_SIZE -15 |
513386b5 DA |
99 | #define BGP_NLRI_PARSE_ERROR -32 |
100 | ||
60605cbc AK |
101 | /* 1. local MAC-IP/type-2 paths in the VNI routing table are linked to the |
102 | * destination ES | |
103 | * 2. remote MAC-IP paths in the global routing table are linked to the | |
26c03e43 AK |
104 | * destination ES |
105 | */ | |
106 | struct bgp_path_es_info { | |
107 | /* back pointer to the route */ | |
108 | struct bgp_path_info *pi; | |
109 | vni_t vni; | |
110 | /* destination ES */ | |
111 | struct bgp_evpn_es *es; | |
112 | /* memory used for linking the path to the destination ES */ | |
113 | struct listnode es_listnode; | |
74efb822 AK |
114 | uint8_t flags; |
115 | /* Path is linked to the VNI list */ | |
116 | #define BGP_EVPN_PATH_ES_INFO_VNI_LIST (1 << 0) | |
117 | /* Path is linked to the global list */ | |
118 | #define BGP_EVPN_PATH_ES_INFO_GLOBAL_LIST (1 << 1) | |
26c03e43 AK |
119 | }; |
120 | ||
60605cbc AK |
121 | /* IP paths imported into the VRF from an EVPN route source |
122 | * are linked to the nexthop/VTEP IP | |
123 | */ | |
090efa2f | 124 | struct bgp_path_evpn_nh_info { |
60605cbc AK |
125 | /* back pointer to the route */ |
126 | struct bgp_path_info *pi; | |
090efa2f | 127 | struct bgp_evpn_nh *nh; |
60605cbc AK |
128 | /* memory used for linking the path to the nexthop */ |
129 | struct listnode nh_listnode; | |
130 | }; | |
131 | ||
132 | struct bgp_path_mh_info { | |
133 | struct bgp_path_es_info *es_info; | |
090efa2f | 134 | struct bgp_path_evpn_nh_info *nh_info; |
60605cbc AK |
135 | }; |
136 | ||
16f3db2d RS |
137 | struct bgp_sid_info { |
138 | struct in6_addr sid; | |
139 | uint8_t loc_block_len; | |
140 | uint8_t loc_node_len; | |
141 | uint8_t func_len; | |
142 | uint8_t arg_len; | |
ea7cd161 RS |
143 | uint8_t transposition_len; |
144 | uint8_t transposition_offset; | |
16f3db2d RS |
145 | }; |
146 | ||
4b7e6066 | 147 | /* Ancillary information to struct bgp_path_info, |
fb982c25 PJ |
148 | * used for uncommonly used data (aggregation, MPLS, etc.) |
149 | * and lazily allocated to save memory. | |
150 | */ | |
4b7e6066 | 151 | struct bgp_path_info_extra { |
d62a17ae | 152 | /* Pointer to dampening structure. */ |
153 | struct bgp_damp_info *damp_info; | |
fb982c25 | 154 | |
4056a5f6 RZ |
155 | /** List of aggregations that suppress this path. */ |
156 | struct list *aggr_suppressors; | |
fb982c25 | 157 | |
d62a17ae | 158 | /* Nexthop reachability check. */ |
d7c0a89a | 159 | uint32_t igpmetric; |
fb982c25 | 160 | |
b57ba6d2 MK |
161 | /* MPLS label(s) - VNI(s) for EVPN-VxLAN */ |
162 | mpls_label_t label[BGP_MAX_LABELS]; | |
d7c0a89a | 163 | uint32_t num_labels; |
342dd0c6 | 164 | |
0ca10580 CS |
165 | /* af specific flags */ |
166 | uint16_t af_flags; | |
167 | #define BGP_EVPN_MACIP_TYPE_SVI_IP (1 << 0) | |
168 | ||
e496b420 | 169 | /* SRv6 SID(s) for SRv6-VPN */ |
16f3db2d | 170 | struct bgp_sid_info sid[BGP_MAX_SIDS]; |
e496b420 HS |
171 | uint32_t num_sids; |
172 | ||
49e5a4a0 | 173 | #ifdef ENABLE_BGP_VNC |
d62a17ae | 174 | union { |
175 | ||
176 | struct { | |
177 | void *rfapi_handle; /* export: NVE advertising this | |
178 | route */ | |
179 | struct list *local_nexthops; /* optional, for static | |
180 | routes */ | |
181 | } export; | |
182 | ||
183 | struct { | |
184 | struct thread *timer; | |
185 | void *hme; /* encap monitor, if this is a VPN route */ | |
186 | struct prefix_rd | |
187 | rd; /* import: route's route-distinguisher */ | |
d7c0a89a | 188 | uint8_t un_family; /* family of cached un address, 0 if |
d62a17ae | 189 | unset */ |
190 | union { | |
191 | struct in_addr addr4; | |
192 | struct in6_addr addr6; | |
193 | } un; /* cached un address */ | |
194 | time_t create_time; | |
996c9314 LB |
195 | struct prefix aux_prefix; /* AFI_L2VPN: the IP addr, |
196 | if family set */ | |
d62a17ae | 197 | } import; |
198 | ||
199 | } vnc; | |
65efcfce | 200 | #endif |
128ea8ab | 201 | |
34c7f35f SW |
202 | /* |
203 | * For imported routes into a VNI (or VRF) | |
d62a17ae | 204 | */ |
34c7f35f | 205 | void *parent; /* parent from global table */ |
852d9f97 SW |
206 | union { |
207 | struct ethaddr mac; /* MAC set here for VNI IP table */ | |
208 | struct ipaddr ip; /* IP set here for VNI MAC table */ | |
209 | } vni_info; | |
ddb5b488 PZ |
210 | |
211 | /* | |
212 | * Some tunnelish parameters follow. Maybe consolidate into an | |
213 | * internal tunnel structure? | |
214 | */ | |
215 | ||
216 | /* | |
217 | * Original bgp instance for imported routes. Needed for: | |
218 | * 1. Find all routes from a specific vrf for deletion | |
219 | * 2. vrf context of original nexthop | |
220 | * | |
221 | * Store pointer to bgp instance rather than bgp->vrf_id because | |
222 | * bgp->vrf_id is not always valid (or may change?). | |
223 | * | |
224 | * Set to NULL if route is not imported from another bgp instance. | |
225 | */ | |
226 | struct bgp *bgp_orig; | |
227 | ||
4cd690ae PG |
228 | /* |
229 | * Original bgp session to know if the session is a | |
230 | * connected EBGP session or not | |
231 | */ | |
232 | struct peer *peer_orig; | |
233 | ||
ddb5b488 PZ |
234 | /* |
235 | * Nexthop in context of original bgp instance. Needed | |
236 | * for label resolution of core mpls routes exported to a vrf. | |
237 | * Set nexthop_orig.family to 0 if not valid. | |
238 | */ | |
239 | struct prefix nexthop_orig; | |
ce3c0614 | 240 | /* presence of FS pbr firewall based entry */ |
c26edcda | 241 | struct list *bgp_fs_pbr; |
ce3c0614 PG |
242 | /* presence of FS pbr iprule based entry */ |
243 | struct list *bgp_fs_iprule; | |
26c03e43 | 244 | /* Destination Ethernet Segment links for EVPN MH */ |
60605cbc | 245 | struct bgp_path_mh_info *mh_info; |
fb982c25 PJ |
246 | }; |
247 | ||
4b7e6066 | 248 | struct bgp_path_info { |
d62a17ae | 249 | /* For linked list. */ |
4b7e6066 DS |
250 | struct bgp_path_info *next; |
251 | struct bgp_path_info *prev; | |
d62a17ae | 252 | |
253 | /* For nexthop linked list */ | |
4b7e6066 | 254 | LIST_ENTRY(bgp_path_info) nh_thread; |
d62a17ae | 255 | |
256 | /* Back pointer to the prefix node */ | |
9bcb3eef | 257 | struct bgp_dest *net; |
d62a17ae | 258 | |
259 | /* Back pointer to the nexthop structure */ | |
260 | struct bgp_nexthop_cache *nexthop; | |
fb018d25 | 261 | |
d62a17ae | 262 | /* Peer structure. */ |
263 | struct peer *peer; | |
fb018d25 | 264 | |
d62a17ae | 265 | /* Attribute structure. */ |
266 | struct attr *attr; | |
fb018d25 | 267 | |
d62a17ae | 268 | /* Extra information */ |
4b7e6066 | 269 | struct bgp_path_info_extra *extra; |
fb018d25 | 270 | |
cbdfbaa5 | 271 | |
d62a17ae | 272 | /* Multipath information */ |
4b7e6066 | 273 | struct bgp_path_info_mpath *mpath; |
de8d5dff | 274 | |
d62a17ae | 275 | /* Uptime. */ |
276 | time_t uptime; | |
de8d5dff | 277 | |
d62a17ae | 278 | /* reference count */ |
279 | int lock; | |
cbdfbaa5 | 280 | |
d62a17ae | 281 | /* BGP information status. */ |
46dbf9d0 | 282 | uint32_t flags; |
1defdda8 DS |
283 | #define BGP_PATH_IGP_CHANGED (1 << 0) |
284 | #define BGP_PATH_DAMPED (1 << 1) | |
285 | #define BGP_PATH_HISTORY (1 << 2) | |
286 | #define BGP_PATH_SELECTED (1 << 3) | |
287 | #define BGP_PATH_VALID (1 << 4) | |
288 | #define BGP_PATH_ATTR_CHANGED (1 << 5) | |
289 | #define BGP_PATH_DMED_CHECK (1 << 6) | |
290 | #define BGP_PATH_DMED_SELECTED (1 << 7) | |
291 | #define BGP_PATH_STALE (1 << 8) | |
292 | #define BGP_PATH_REMOVED (1 << 9) | |
293 | #define BGP_PATH_COUNTED (1 << 10) | |
294 | #define BGP_PATH_MULTIPATH (1 << 11) | |
295 | #define BGP_PATH_MULTIPATH_CHG (1 << 12) | |
296 | #define BGP_PATH_RIB_ATTR_CHG (1 << 13) | |
297 | #define BGP_PATH_ANNC_NH_SELF (1 << 14) | |
b1875e65 | 298 | #define BGP_PATH_LINK_BW_CHG (1 << 15) |
46dbf9d0 | 299 | #define BGP_PATH_ACCEPT_OWN (1 << 16) |
718e3744 | 300 | |
d62a17ae | 301 | /* BGP route type. This can be static, RIP, OSPF, BGP etc. */ |
d7c0a89a | 302 | uint8_t type; |
cbdfbaa5 | 303 | |
d62a17ae | 304 | /* When above type is BGP. This sub type specify BGP sub type |
305 | information. */ | |
d7c0a89a | 306 | uint8_t sub_type; |
cbdfbaa5 PJ |
307 | #define BGP_ROUTE_NORMAL 0 |
308 | #define BGP_ROUTE_STATIC 1 | |
309 | #define BGP_ROUTE_AGGREGATE 2 | |
9ea364a2 | 310 | #define BGP_ROUTE_REDISTRIBUTE 3 |
65efcfce | 311 | #ifdef ENABLE_BGP_VNC |
9ea364a2 | 312 | # define BGP_ROUTE_RFP 4 |
65efcfce | 313 | #endif |
ddb5b488 | 314 | #define BGP_ROUTE_IMPORTED 5 /* from another bgp instance/safi */ |
7c8ff89e | 315 | |
d7c0a89a | 316 | unsigned short instance; |
a82478b9 | 317 | |
d62a17ae | 318 | /* Addpath identifiers */ |
d7c0a89a | 319 | uint32_t addpath_rx_id; |
dcc68b5e | 320 | struct bgp_addpath_info_data tx_addpath; |
718e3744 | 321 | }; |
322 | ||
128ea8ab | 323 | /* Structure used in BGP path selection */ |
4b7e6066 DS |
324 | struct bgp_path_info_pair { |
325 | struct bgp_path_info *old; | |
326 | struct bgp_path_info *new; | |
128ea8ab | 327 | }; |
328 | ||
718e3744 | 329 | /* BGP static route configuration. */ |
d62a17ae | 330 | struct bgp_static { |
331 | /* Backdoor configuration. */ | |
332 | int backdoor; | |
718e3744 | 333 | |
d62a17ae | 334 | /* Label index configuration; applies to LU prefixes. */ |
d7c0a89a | 335 | uint32_t label_index; |
1b6d5c7e VV |
336 | #define BGP_INVALID_LABEL_INDEX 0xFFFFFFFF |
337 | ||
d62a17ae | 338 | /* Import check status. */ |
d7c0a89a | 339 | uint8_t valid; |
718e3744 | 340 | |
d62a17ae | 341 | /* IGP metric. */ |
d7c0a89a | 342 | uint32_t igpmetric; |
718e3744 | 343 | |
d62a17ae | 344 | /* IGP nexthop. */ |
345 | struct in_addr igpnexthop; | |
718e3744 | 346 | |
d62a17ae | 347 | /* Atomic set reference count (ie cause of pathlimit) */ |
d7c0a89a | 348 | uint32_t atomic; |
718e3744 | 349 | |
d62a17ae | 350 | /* BGP redistribute route-map. */ |
351 | struct { | |
352 | char *name; | |
353 | struct route_map *map; | |
354 | } rmap; | |
137446f9 | 355 | |
d62a17ae | 356 | /* Route Distinguisher */ |
357 | struct prefix_rd prd; | |
684a7227 | 358 | |
d62a17ae | 359 | /* MPLS label. */ |
360 | mpls_label_t label; | |
361 | ||
362 | /* EVPN */ | |
0a50c248 | 363 | esi_t *eth_s_id; |
d62a17ae | 364 | struct ethaddr *router_mac; |
365 | uint16_t encap_tunneltype; | |
366 | struct prefix gatewayIp; | |
718e3744 | 367 | }; |
368 | ||
e00d8008 NT |
369 | /* Aggreagete address: |
370 | * | |
371 | * advertise-map Set condition to advertise attribute | |
372 | * as-set Generate AS set path information | |
373 | * attribute-map Set attributes of aggregate | |
374 | * route-map Set parameters of aggregate | |
375 | * summary-only Filter more specific routes from updates | |
376 | * suppress-map Conditionally filter more specific routes from updates | |
377 | * <cr> | |
378 | */ | |
379 | struct bgp_aggregate { | |
380 | /* Summary-only flag. */ | |
381 | uint8_t summary_only; | |
382 | ||
383 | /* AS set generation. */ | |
384 | uint8_t as_set; | |
385 | ||
386 | /* Route-map for aggregated route. */ | |
20894f50 DA |
387 | struct { |
388 | char *name; | |
389 | struct route_map *map; | |
390 | } rmap; | |
e00d8008 NT |
391 | |
392 | /* Suppress-count. */ | |
393 | unsigned long count; | |
394 | ||
395 | /* Count of routes of origin type incomplete under this aggregate. */ | |
396 | unsigned long incomplete_origin_count; | |
397 | ||
398 | /* Count of routes of origin type egp under this aggregate. */ | |
399 | unsigned long egp_origin_count; | |
400 | ||
229757f1 DA |
401 | /* Optional modify flag to override ORIGIN */ |
402 | uint8_t origin; | |
403 | ||
e00d8008 NT |
404 | /* Hash containing the communities of all the |
405 | * routes under this aggregate. | |
406 | */ | |
407 | struct hash *community_hash; | |
408 | ||
409 | /* Hash containing the extended communities of all the | |
410 | * routes under this aggregate. | |
411 | */ | |
412 | struct hash *ecommunity_hash; | |
413 | ||
414 | /* Hash containing the large communities of all the | |
415 | * routes under this aggregate. | |
416 | */ | |
417 | struct hash *lcommunity_hash; | |
418 | ||
419 | /* Hash containing the AS-Path of all the | |
420 | * routes under this aggregate. | |
421 | */ | |
422 | struct hash *aspath_hash; | |
423 | ||
424 | /* Aggregate route's community. */ | |
425 | struct community *community; | |
426 | ||
427 | /* Aggregate route's extended community. */ | |
428 | struct ecommunity *ecommunity; | |
429 | ||
430 | /* Aggregate route's large community. */ | |
431 | struct lcommunity *lcommunity; | |
432 | ||
433 | /* Aggregate route's as-path. */ | |
434 | struct aspath *aspath; | |
435 | ||
436 | /* SAFI configuration. */ | |
437 | safi_t safi; | |
6aabb15d RZ |
438 | |
439 | /** Match only equal MED. */ | |
440 | bool match_med; | |
441 | /* MED matching state. */ | |
442 | /** Did we get the first MED value? */ | |
443 | bool med_initialized; | |
444 | /** Are there MED mismatches? */ | |
445 | bool med_mismatched; | |
446 | /** MED value found in current group. */ | |
447 | uint32_t med_matched_value; | |
448 | ||
449 | /** | |
450 | * Test if aggregated address MED of all route match, otherwise | |
451 | * returns `false`. This macro will also return `true` if MED | |
452 | * matching is disabled. | |
453 | */ | |
454 | #define AGGREGATE_MED_VALID(aggregate) \ | |
455 | (((aggregate)->match_med && !(aggregate)->med_mismatched) \ | |
456 | || !(aggregate)->match_med) | |
365ab2e7 RZ |
457 | |
458 | /** Suppress map route map name (`NULL` when disabled). */ | |
459 | char *suppress_map_name; | |
460 | /** Suppress map route map pointer. */ | |
461 | struct route_map *suppress_map; | |
e00d8008 NT |
462 | }; |
463 | ||
d62a17ae | 464 | #define BGP_NEXTHOP_AFI_FROM_NHLEN(nhlen) \ |
465 | ((nhlen) < IPV4_MAX_BYTELEN \ | |
466 | ? 0 \ | |
467 | : ((nhlen) < IPV6_MAX_BYTELEN ? AFI_IP : AFI_IP6)) | |
fe3ca08f | 468 | |
109153dd TA |
469 | #define BGP_ATTR_MP_NEXTHOP_LEN_IP6(attr) \ |
470 | ((attr)->mp_nexthop_len == BGP_ATTR_NHLEN_IPV6_GLOBAL || \ | |
471 | (attr)->mp_nexthop_len == BGP_ATTR_NHLEN_IPV6_GLOBAL_AND_LL || \ | |
472 | (attr)->mp_nexthop_len == BGP_ATTR_NHLEN_VPNV6_GLOBAL || \ | |
473 | (attr)->mp_nexthop_len == BGP_ATTR_NHLEN_VPNV6_GLOBAL_AND_LL) | |
474 | ||
d62a17ae | 475 | #define BGP_ATTR_NEXTHOP_AFI_IP6(attr) \ |
109153dd TA |
476 | (!CHECK_FLAG(attr->flag, ATTR_FLAG_BIT(BGP_ATTR_NEXT_HOP)) && \ |
477 | BGP_ATTR_MP_NEXTHOP_LEN_IP6(attr)) | |
478 | ||
1defdda8 DS |
479 | #define BGP_PATH_COUNTABLE(BI) \ |
480 | (!CHECK_FLAG((BI)->flags, BGP_PATH_HISTORY) \ | |
481 | && !CHECK_FLAG((BI)->flags, BGP_PATH_REMOVED)) | |
80e0ad24 | 482 | |
1a392d46 | 483 | /* Flags which indicate a route is unuseable in some form */ |
1defdda8 DS |
484 | #define BGP_PATH_UNUSEABLE \ |
485 | (BGP_PATH_HISTORY | BGP_PATH_DAMPED | BGP_PATH_REMOVED) | |
1a392d46 PJ |
486 | /* Macro to check BGP information is alive or not. Sadly, |
487 | * not equivalent to just checking previous, because of the | |
488 | * sense of the additional VALID flag. | |
489 | */ | |
1defdda8 DS |
490 | #define BGP_PATH_HOLDDOWN(BI) \ |
491 | (!CHECK_FLAG((BI)->flags, BGP_PATH_VALID) \ | |
492 | || CHECK_FLAG((BI)->flags, BGP_PATH_UNUSEABLE)) | |
1a392d46 | 493 | |
718e3744 | 494 | #define DISTRIBUTE_IN_NAME(F) ((F)->dlist[FILTER_IN].name) |
495 | #define DISTRIBUTE_IN(F) ((F)->dlist[FILTER_IN].alist) | |
496 | #define DISTRIBUTE_OUT_NAME(F) ((F)->dlist[FILTER_OUT].name) | |
497 | #define DISTRIBUTE_OUT(F) ((F)->dlist[FILTER_OUT].alist) | |
498 | ||
499 | #define PREFIX_LIST_IN_NAME(F) ((F)->plist[FILTER_IN].name) | |
500 | #define PREFIX_LIST_IN(F) ((F)->plist[FILTER_IN].plist) | |
501 | #define PREFIX_LIST_OUT_NAME(F) ((F)->plist[FILTER_OUT].name) | |
502 | #define PREFIX_LIST_OUT(F) ((F)->plist[FILTER_OUT].plist) | |
503 | ||
504 | #define FILTER_LIST_IN_NAME(F) ((F)->aslist[FILTER_IN].name) | |
505 | #define FILTER_LIST_IN(F) ((F)->aslist[FILTER_IN].aslist) | |
506 | #define FILTER_LIST_OUT_NAME(F) ((F)->aslist[FILTER_OUT].name) | |
507 | #define FILTER_LIST_OUT(F) ((F)->aslist[FILTER_OUT].aslist) | |
508 | ||
fee0f4c6 | 509 | #define ROUTE_MAP_IN_NAME(F) ((F)->map[RMAP_IN].name) |
510 | #define ROUTE_MAP_IN(F) ((F)->map[RMAP_IN].map) | |
511 | #define ROUTE_MAP_OUT_NAME(F) ((F)->map[RMAP_OUT].name) | |
512 | #define ROUTE_MAP_OUT(F) ((F)->map[RMAP_OUT].map) | |
513 | ||
718e3744 | 514 | #define UNSUPPRESS_MAP_NAME(F) ((F)->usmap.name) |
515 | #define UNSUPPRESS_MAP(F) ((F)->usmap.map) | |
516 | ||
7f7940e6 MK |
517 | #define ADVERTISE_MAP_NAME(F) ((F)->advmap.aname) |
518 | #define ADVERTISE_MAP(F) ((F)->advmap.amap) | |
519 | ||
520 | #define ADVERTISE_CONDITION(F) ((F)->advmap.condition) | |
521 | ||
522 | #define CONDITION_MAP_NAME(F) ((F)->advmap.cname) | |
523 | #define CONDITION_MAP(F) ((F)->advmap.cmap) | |
524 | ||
2ec1e66f DW |
525 | /* path PREFIX (addpath rxid NUMBER) */ |
526 | #define PATH_ADDPATH_STR_BUFFER PREFIX2STR_BUFFER + 32 | |
527 | ||
360660c6 DS |
528 | enum bgp_path_type { |
529 | BGP_PATH_SHOW_ALL, | |
530 | BGP_PATH_SHOW_BESTPATH, | |
531 | BGP_PATH_SHOW_MULTIPATH | |
532 | }; | |
4092b06c | 533 | |
9bcb3eef | 534 | static inline void bgp_bump_version(struct bgp_dest *dest) |
3f9c7369 | 535 | { |
9bcb3eef | 536 | dest->version = bgp_table_next_version(bgp_dest_table(dest)); |
3f9c7369 DS |
537 | } |
538 | ||
d62a17ae | 539 | static inline int bgp_fibupd_safi(safi_t safi) |
cd1964ff | 540 | { |
d62a17ae | 541 | if (safi == SAFI_UNICAST || safi == SAFI_MULTICAST |
529efa23 PG |
542 | || safi == SAFI_LABELED_UNICAST |
543 | || safi == SAFI_FLOWSPEC) | |
d62a17ae | 544 | return 1; |
545 | return 0; | |
cd1964ff DS |
546 | } |
547 | ||
0a2f9ac1 | 548 | /* Flag if the route path's family matches params. */ |
549 | static inline bool is_pi_family_matching(struct bgp_path_info *pi, | |
550 | afi_t afi, safi_t safi) | |
551 | { | |
552 | struct bgp_table *table; | |
9bcb3eef | 553 | struct bgp_dest *dest; |
0a2f9ac1 | 554 | |
9bcb3eef DS |
555 | dest = pi->net; |
556 | if (!dest) | |
0a2f9ac1 | 557 | return false; |
9bcb3eef | 558 | table = bgp_dest_table(dest); |
0a2f9ac1 | 559 | if (table && |
560 | table->afi == afi && | |
561 | table->safi == safi) | |
562 | return true; | |
563 | return false; | |
564 | } | |
565 | ||
e34291b8 | 566 | static inline void prep_for_rmap_apply(struct bgp_path_info *dst_pi, |
567 | struct bgp_path_info_extra *dst_pie, | |
9bcb3eef | 568 | struct bgp_dest *dest, |
e34291b8 | 569 | struct bgp_path_info *src_pi, |
570 | struct peer *peer, struct attr *attr) | |
571 | { | |
572 | memset(dst_pi, 0, sizeof(struct bgp_path_info)); | |
573 | dst_pi->peer = peer; | |
574 | dst_pi->attr = attr; | |
9bcb3eef | 575 | dst_pi->net = dest; |
b1875e65 | 576 | dst_pi->flags = src_pi->flags; |
577 | dst_pi->type = src_pi->type; | |
578 | dst_pi->sub_type = src_pi->sub_type; | |
579 | dst_pi->mpath = src_pi->mpath; | |
e34291b8 | 580 | if (src_pi->extra) { |
581 | memcpy(dst_pie, src_pi->extra, | |
582 | sizeof(struct bgp_path_info_extra)); | |
583 | dst_pi->extra = dst_pie; | |
584 | } | |
585 | } | |
586 | ||
a77e2f4b S |
587 | static inline bool bgp_check_advertise(struct bgp *bgp, struct bgp_dest *dest) |
588 | { | |
589 | return (!(BGP_SUPPRESS_FIB_ENABLED(bgp) && | |
590 | CHECK_FLAG(dest->flags, BGP_NODE_FIB_INSTALL_PENDING) && | |
591 | (!bgp_option_check(BGP_OPT_NO_FIB)))); | |
592 | } | |
593 | ||
be785e35 DS |
594 | /* |
595 | * If we have a fib result and it failed to install( or was withdrawn due | |
596 | * to better admin distance we need to send down the wire a withdrawal. | |
597 | * This function assumes that bgp_check_advertise was already returned | |
598 | * as good to go. | |
599 | */ | |
600 | static inline bool bgp_check_withdrawal(struct bgp *bgp, struct bgp_dest *dest) | |
601 | { | |
4801fc46 | 602 | struct bgp_path_info *pi, *selected = NULL; |
be785e35 DS |
603 | |
604 | if (!BGP_SUPPRESS_FIB_ENABLED(bgp)) | |
605 | return false; | |
606 | ||
607 | for (pi = bgp_dest_get_bgp_path_info(dest); pi; pi = pi->next) { | |
4801fc46 DS |
608 | if (CHECK_FLAG(pi->flags, BGP_PATH_SELECTED)) { |
609 | selected = pi; | |
be785e35 | 610 | continue; |
4801fc46 | 611 | } |
be785e35 DS |
612 | |
613 | if (pi->sub_type != BGP_ROUTE_NORMAL) | |
614 | return true; | |
615 | } | |
616 | ||
4801fc46 DS |
617 | /* |
618 | * pi is selected and bgp is dealing with a static route | |
619 | * ( ie a network statement of some sort ). FIB installed | |
620 | * is irrelevant | |
621 | * | |
622 | * I am not sure what the above for loop is wanted in this | |
623 | * manner at this point. But I do know that if I have | |
624 | * a static route that is selected and it's the one | |
625 | * being checked for should I withdrawal we do not | |
626 | * want to withdraw the route on installation :) | |
627 | */ | |
628 | if (selected && selected->sub_type == BGP_ROUTE_STATIC) | |
629 | return false; | |
630 | ||
be785e35 DS |
631 | if (CHECK_FLAG(dest->flags, BGP_NODE_FIB_INSTALLED)) |
632 | return false; | |
633 | ||
634 | return true; | |
635 | } | |
636 | ||
4a11bf2c DL |
637 | /* called before bgp_process() */ |
638 | DECLARE_HOOK(bgp_process, | |
9bcb3eef DS |
639 | (struct bgp * bgp, afi_t afi, safi_t safi, struct bgp_dest *bn, |
640 | struct peer *peer, bool withdraw), | |
8451921b | 641 | (bgp, afi, safi, bn, peer, withdraw)); |
4a11bf2c | 642 | |
96f3485c MK |
643 | /* BGP show options */ |
644 | #define BGP_SHOW_OPT_JSON (1 << 0) | |
645 | #define BGP_SHOW_OPT_WIDE (1 << 1) | |
646 | #define BGP_SHOW_OPT_AFI_ALL (1 << 2) | |
647 | #define BGP_SHOW_OPT_AFI_IP (1 << 3) | |
648 | #define BGP_SHOW_OPT_AFI_IP6 (1 << 4) | |
85eeb029 DA |
649 | #define BGP_SHOW_OPT_ESTABLISHED (1 << 5) |
650 | #define BGP_SHOW_OPT_FAILED (1 << 6) | |
67799a48 | 651 | #define BGP_SHOW_OPT_JSON_DETAIL (1 << 7) |
96c81f66 | 652 | #define BGP_SHOW_OPT_TERSE (1 << 8) |
509d82bd | 653 | #define BGP_SHOW_OPT_ROUTES_DETAIL (1 << 9) |
96f3485c | 654 | |
718e3744 | 655 | /* Prototypes. */ |
9bcb3eef | 656 | extern void bgp_rib_remove(struct bgp_dest *dest, struct bgp_path_info *pi, |
db0e1937 | 657 | struct peer *peer, afi_t afi, safi_t safi); |
b6c386bb | 658 | extern void bgp_process_queue_init(struct bgp *bgp); |
d62a17ae | 659 | extern void bgp_route_init(void); |
660 | extern void bgp_route_finish(void); | |
661 | extern void bgp_cleanup_routes(struct bgp *); | |
e1a32ec1 DS |
662 | extern void bgp_announce_route(struct peer *peer, afi_t afi, safi_t safi, |
663 | bool force); | |
3f9c7369 | 664 | extern void bgp_stop_announce_route_timer(struct peer_af *paf); |
d62a17ae | 665 | extern void bgp_announce_route_all(struct peer *); |
666 | extern void bgp_default_originate(struct peer *, afi_t, safi_t, int); | |
46aeabed LS |
667 | extern void bgp_soft_reconfig_table_task_cancel(const struct bgp *bgp, |
668 | const struct bgp_table *table, | |
669 | const struct peer *peer); | |
89c73443 DS |
670 | |
671 | /* | |
672 | * If this peer is configured for soft reconfig in then do the work | |
673 | * and return true. If it is not return false; and do nothing | |
674 | */ | |
675 | extern bool bgp_soft_reconfig_in(struct peer *peer, afi_t afi, safi_t safi); | |
d62a17ae | 676 | extern void bgp_clear_route(struct peer *, afi_t, safi_t); |
677 | extern void bgp_clear_route_all(struct peer *); | |
678 | extern void bgp_clear_adj_in(struct peer *, afi_t, safi_t); | |
679 | extern void bgp_clear_stale_route(struct peer *, afi_t, safi_t); | |
9af52ccf | 680 | extern void bgp_set_stale_route(struct peer *peer, afi_t afi, safi_t safi); |
3dc339cd DA |
681 | extern bool bgp_outbound_policy_exists(struct peer *, struct bgp_filter *); |
682 | extern bool bgp_inbound_policy_exists(struct peer *, struct bgp_filter *); | |
d62a17ae | 683 | |
9bcb3eef | 684 | extern struct bgp_dest *bgp_afi_node_get(struct bgp_table *table, afi_t afi, |
5a1ae2c2 | 685 | safi_t safi, const struct prefix *p, |
d62a17ae | 686 | struct prefix_rd *prd); |
18ee8310 DS |
687 | extern struct bgp_path_info *bgp_path_info_lock(struct bgp_path_info *path); |
688 | extern struct bgp_path_info *bgp_path_info_unlock(struct bgp_path_info *path); | |
da0c0ef7 KM |
689 | extern struct bgp_path_info * |
690 | bgp_get_imported_bpi_ultimate(struct bgp_path_info *info); | |
9bcb3eef | 691 | extern void bgp_path_info_add(struct bgp_dest *dest, struct bgp_path_info *pi); |
a2e219fe | 692 | extern void bgp_path_info_extra_free(struct bgp_path_info_extra **extra); |
9bcb3eef DS |
693 | extern void bgp_path_info_reap(struct bgp_dest *dest, struct bgp_path_info *pi); |
694 | extern void bgp_path_info_delete(struct bgp_dest *dest, | |
695 | struct bgp_path_info *pi); | |
4b7e6066 | 696 | extern struct bgp_path_info_extra * |
18ee8310 | 697 | bgp_path_info_extra_get(struct bgp_path_info *path); |
9bcb3eef | 698 | extern void bgp_path_info_set_flag(struct bgp_dest *dest, |
18ee8310 | 699 | struct bgp_path_info *path, uint32_t flag); |
9bcb3eef | 700 | extern void bgp_path_info_unset_flag(struct bgp_dest *dest, |
18ee8310 | 701 | struct bgp_path_info *path, uint32_t flag); |
40381db7 | 702 | extern void bgp_path_info_path_with_addpath_rx_str(struct bgp_path_info *pi, |
7533cad7 | 703 | char *buf, size_t buf_len); |
d62a17ae | 704 | |
705 | extern int bgp_nlri_parse_ip(struct peer *, struct attr *, struct bgp_nlri *); | |
706 | ||
3dc339cd | 707 | extern bool bgp_maximum_prefix_overflow(struct peer *, afi_t, safi_t, int); |
d62a17ae | 708 | |
9de1f7ff DS |
709 | extern void bgp_redistribute_add(struct bgp *bgp, struct prefix *p, |
710 | const union g_addr *nexthop, ifindex_t ifindex, | |
957f74c3 | 711 | enum nexthop_types_t nhtype, uint8_t distance, |
0789eb69 KM |
712 | enum blackhole_type bhtype, uint32_t metric, |
713 | uint8_t type, unsigned short instance, | |
714 | route_tag_t tag); | |
d7c0a89a QY |
715 | extern void bgp_redistribute_delete(struct bgp *, struct prefix *, uint8_t, |
716 | unsigned short); | |
717 | extern void bgp_redistribute_withdraw(struct bgp *, afi_t, int, unsigned short); | |
d62a17ae | 718 | |
719 | extern void bgp_static_add(struct bgp *); | |
720 | extern void bgp_static_delete(struct bgp *); | |
721 | extern void bgp_static_redo_import_check(struct bgp *); | |
722 | extern void bgp_purge_static_redist_routes(struct bgp *bgp); | |
5f040085 DS |
723 | extern void bgp_static_update(struct bgp *bgp, const struct prefix *p, |
724 | struct bgp_static *s, afi_t afi, safi_t safi); | |
725 | extern void bgp_static_withdraw(struct bgp *bgp, const struct prefix *p, | |
726 | afi_t afi, safi_t safi); | |
d62a17ae | 727 | |
728 | extern int bgp_static_set_safi(afi_t afi, safi_t safi, struct vty *vty, | |
729 | const char *, const char *, const char *, | |
730 | const char *, int, const char *, const char *, | |
731 | const char *, const char *); | |
732 | ||
733 | extern int bgp_static_unset_safi(afi_t afi, safi_t safi, struct vty *, | |
734 | const char *, const char *, const char *, int, | |
735 | const char *, const char *, const char *); | |
718e3744 | 736 | |
94f2b392 | 737 | /* this is primarily for MPLS-VPN */ |
367b458c DS |
738 | extern void bgp_update(struct peer *peer, const struct prefix *p, |
739 | uint32_t addpath_id, struct attr *attr, afi_t afi, | |
740 | safi_t safi, int type, int sub_type, | |
741 | struct prefix_rd *prd, mpls_label_t *label, | |
742 | uint32_t num_labels, int soft_reconfig, | |
743 | struct bgp_route_evpn *evpn); | |
744 | extern void bgp_withdraw(struct peer *peer, const struct prefix *p, | |
745 | uint32_t addpath_id, struct attr *attr, afi_t afi, | |
746 | safi_t safi, int type, int sub_type, | |
747 | struct prefix_rd *prd, mpls_label_t *label, | |
748 | uint32_t num_labels, struct bgp_route_evpn *evpn); | |
718e3744 | 749 | |
94f2b392 | 750 | /* for bgp_nexthop and bgp_damp */ |
9bcb3eef | 751 | extern void bgp_process(struct bgp *, struct bgp_dest *, afi_t, safi_t); |
cb1faec9 DS |
752 | |
753 | /* | |
754 | * Add an end-of-initial-update marker to the process queue. This is just a | |
755 | * queue element with NULL bgp node. | |
756 | */ | |
d62a17ae | 757 | extern void bgp_add_eoiu_mark(struct bgp *); |
60466a63 QY |
758 | extern void bgp_config_write_table_map(struct vty *, struct bgp *, afi_t, |
759 | safi_t); | |
2b791107 | 760 | extern void bgp_config_write_network(struct vty *, struct bgp *, afi_t, safi_t); |
60466a63 QY |
761 | extern void bgp_config_write_distance(struct vty *, struct bgp *, afi_t, |
762 | safi_t); | |
d62a17ae | 763 | |
5f040085 DS |
764 | extern void bgp_aggregate_delete(struct bgp *bgp, const struct prefix *p, |
765 | afi_t afi, safi_t safi, | |
766 | struct bgp_aggregate *aggregate); | |
767 | extern void bgp_aggregate_route(struct bgp *bgp, const struct prefix *p, | |
768 | afi_t afi, safi_t safi, | |
769 | struct bgp_aggregate *aggregate); | |
5a1ae2c2 | 770 | extern void bgp_aggregate_increment(struct bgp *bgp, const struct prefix *p, |
4b7e6066 DS |
771 | struct bgp_path_info *path, afi_t afi, |
772 | safi_t safi); | |
5a1ae2c2 | 773 | extern void bgp_aggregate_decrement(struct bgp *bgp, const struct prefix *p, |
4b7e6066 DS |
774 | struct bgp_path_info *path, afi_t afi, |
775 | safi_t safi); | |
d62a17ae | 776 | |
b8685f9b DS |
777 | extern uint8_t bgp_distance_apply(const struct prefix *p, |
778 | struct bgp_path_info *path, afi_t afi, | |
779 | safi_t safi, struct bgp *bgp); | |
d62a17ae | 780 | |
781 | extern afi_t bgp_node_afi(struct vty *); | |
782 | extern safi_t bgp_node_safi(struct vty *); | |
783 | ||
4b7e6066 DS |
784 | extern struct bgp_path_info *info_make(int type, int sub_type, |
785 | unsigned short instance, | |
786 | struct peer *peer, struct attr *attr, | |
9bcb3eef | 787 | struct bgp_dest *dest); |
4b7e6066 | 788 | |
bd494ec5 | 789 | extern void route_vty_out(struct vty *vty, const struct prefix *p, |
4b7e6066 | 790 | struct bgp_path_info *path, int display, safi_t safi, |
ae248832 | 791 | json_object *json_paths, bool wide); |
bd494ec5 | 792 | extern void route_vty_out_tag(struct vty *vty, const struct prefix *p, |
4b7e6066 DS |
793 | struct bgp_path_info *path, int display, |
794 | safi_t safi, json_object *json); | |
7d3cae70 DA |
795 | extern void route_vty_out_tmp(struct vty *vty, struct bgp_dest *dest, |
796 | const struct prefix *p, struct attr *attr, | |
797 | safi_t safi, bool use_json, json_object *json_ar, | |
798 | bool wide); | |
bd494ec5 | 799 | extern void route_vty_out_overlay(struct vty *vty, const struct prefix *p, |
9b6d8fcf | 800 | struct bgp_path_info *path, int display, |
d62a17ae | 801 | json_object *json); |
802 | ||
e73c112e MK |
803 | extern void bgp_notify_conditional_adv_scanner(struct update_subgroup *subgrp); |
804 | ||
3dc339cd DA |
805 | extern void subgroup_process_announce_selected(struct update_subgroup *subgrp, |
806 | struct bgp_path_info *selected, | |
9bcb3eef | 807 | struct bgp_dest *dest, |
3dc339cd | 808 | uint32_t addpath_tx_id); |
3f9c7369 | 809 | |
9bcb3eef | 810 | extern bool subgroup_announce_check(struct bgp_dest *dest, |
3dc339cd DA |
811 | struct bgp_path_info *pi, |
812 | struct update_subgroup *subgrp, | |
7f7940e6 | 813 | const struct prefix *p, struct attr *attr, |
51c3a7de | 814 | struct attr *post_attr); |
3f9c7369 | 815 | |
d62a17ae | 816 | extern void bgp_peer_clear_node_queue_drain_immediate(struct peer *peer); |
817 | extern void bgp_process_queues_drain_immediate(void); | |
bb86c601 | 818 | |
65efcfce | 819 | /* for encap/vpn */ |
9bcb3eef | 820 | extern struct bgp_dest *bgp_afi_node_lookup(struct bgp_table *table, afi_t afi, |
bd494ec5 | 821 | safi_t safi, const struct prefix *p, |
d62a17ae | 822 | struct prefix_rd *prd); |
9bcb3eef | 823 | extern void bgp_path_info_restore(struct bgp_dest *dest, |
18ee8310 DS |
824 | struct bgp_path_info *path); |
825 | ||
826 | extern int bgp_path_info_cmp_compatible(struct bgp *bgp, | |
827 | struct bgp_path_info *new, | |
828 | struct bgp_path_info *exist, | |
fdf81fa0 DS |
829 | char *pfx_buf, afi_t afi, safi_t safi, |
830 | enum bgp_path_selection_reason *reason); | |
1479ed2f | 831 | extern void bgp_attr_add_llgr_community(struct attr *attr); |
7f323236 | 832 | extern void bgp_attr_add_gshut_community(struct attr *attr); |
d62a17ae | 833 | |
9bcb3eef | 834 | extern void bgp_best_selection(struct bgp *bgp, struct bgp_dest *dest, |
d62a17ae | 835 | struct bgp_maxpaths_cfg *mpath_cfg, |
4b7e6066 | 836 | struct bgp_path_info_pair *result, afi_t afi, |
d62a17ae | 837 | safi_t safi); |
9bcb3eef DS |
838 | extern void bgp_zebra_clear_route_change_flags(struct bgp_dest *dest); |
839 | extern bool bgp_zebra_has_route_changed(struct bgp_path_info *selected); | |
d62a17ae | 840 | |
841 | extern void route_vty_out_detail_header(struct vty *vty, struct bgp *bgp, | |
9bcb3eef | 842 | struct bgp_dest *dest, |
34c7f35f | 843 | const struct prefix *p, |
edfee30d | 844 | const struct prefix_rd *prd, afi_t afi, |
d62a17ae | 845 | safi_t safi, json_object *json); |
846 | extern void route_vty_out_detail(struct vty *vty, struct bgp *bgp, | |
34c7f35f | 847 | struct bgp_dest *bn, const struct prefix *p, |
9bcb3eef | 848 | struct bgp_path_info *path, afi_t afi, |
4933eaaf DS |
849 | safi_t safi, enum rpki_states, |
850 | json_object *json_paths); | |
1ae44dfc LB |
851 | extern int bgp_show_table_rd(struct vty *vty, struct bgp *bgp, safi_t safi, |
852 | struct bgp_table *table, struct prefix_rd *prd, | |
853 | enum bgp_show_type type, void *output_arg, | |
27bb782a | 854 | uint16_t show_flags); |
42c93837 | 855 | extern void bgp_best_path_select_defer(struct bgp *bgp, afi_t afi, safi_t safi); |
e7cbe5e5 NT |
856 | extern bool bgp_update_martian_nexthop(struct bgp *bgp, afi_t afi, safi_t safi, |
857 | uint8_t type, uint8_t stype, | |
9bcb3eef | 858 | struct attr *attr, struct bgp_dest *dest); |
d071f237 AK |
859 | extern int bgp_evpn_path_info_cmp(struct bgp *bgp, struct bgp_path_info *new, |
860 | struct bgp_path_info *exist, int *paths_eq); | |
4056a5f6 RZ |
861 | extern void bgp_aggregate_toggle_suppressed(struct bgp_aggregate *aggregate, |
862 | struct bgp *bgp, | |
863 | const struct prefix *p, afi_t afi, | |
864 | safi_t safi, bool suppress); | |
f2ee6d5c | 865 | extern void subgroup_announce_reset_nhop(uint8_t family, struct attr *attr); |
1d7260a1 DA |
866 | const char * |
867 | bgp_path_selection_reason2str(enum bgp_path_selection_reason reason); | |
be92fc9f | 868 | extern bool bgp_addpath_encode_rx(struct peer *peer, afi_t afi, safi_t safi); |
46dbf9d0 DA |
869 | extern const struct prefix_rd *bgp_rd_from_dest(const struct bgp_dest *dest, |
870 | safi_t safi); | |
eb473185 DA |
871 | extern void bgp_path_info_free_with_caller(const char *caller, |
872 | struct bgp_path_info *path); | |
873 | extern void bgp_path_info_add_with_caller(const char *caller, | |
874 | struct bgp_dest *dest, | |
875 | struct bgp_path_info *pi); | |
876 | #define bgp_path_info_add(A, B) \ | |
877 | bgp_path_info_add_with_caller(__func__, (A), (B)) | |
878 | #define bgp_path_info_free(B) bgp_path_info_free_with_caller(__func__, (B)) | |
00d252cb | 879 | #endif /* _QUAGGA_BGP_ROUTE_H */ |