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064f4896 CF |
1 | /* |
2 | * IS-IS Rout(e)ing protocol - Multi Topology Support | |
3 | * | |
4 | * Copyright (C) 2017 Christian Franke | |
5 | * | |
6 | * This file is part of FreeRangeRouting (FRR) | |
7 | * | |
8 | * FRR is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the | |
10 | * Free Software Foundation; either version 2, or (at your option) any | |
11 | * later version. | |
12 | * | |
13 | * FRR is distributed in the hope that it will be useful, but | |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | * General Public License for more details. | |
17 | * | |
896014f4 DL |
18 | * You should have received a copy of the GNU General Public License along |
19 | * with this program; see the file COPYING; if not, write to the Free Software | |
20 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
064f4896 CF |
21 | */ |
22 | #include <zebra.h> | |
23 | #include "isisd/isisd.h" | |
24 | #include "isisd/isis_memory.h" | |
25 | #include "isisd/isis_circuit.h" | |
d8fba7d9 | 26 | #include "isisd/isis_adjacency.h" |
206f4aae CF |
27 | #include "isisd/isis_misc.h" |
28 | #include "isisd/isis_lsp.h" | |
064f4896 | 29 | #include "isisd/isis_mt.h" |
841791b6 | 30 | #include "isisd/isis_tlvs.h" |
064f4896 CF |
31 | |
32 | DEFINE_MTYPE_STATIC(ISISD, MT_AREA_SETTING, "ISIS MT Area Setting") | |
33 | DEFINE_MTYPE_STATIC(ISISD, MT_CIRCUIT_SETTING, "ISIS MT Circuit Setting") | |
d8fba7d9 | 34 | DEFINE_MTYPE_STATIC(ISISD, MT_ADJ_INFO, "ISIS MT Adjacency Info") |
c3ae3127 CF |
35 | |
36 | uint16_t isis_area_ipv6_topology(struct isis_area *area) | |
37 | { | |
d62a17ae | 38 | struct isis_area_mt_setting *area_mt_setting; |
39 | area_mt_setting = area_lookup_mt_setting(area, ISIS_MT_IPV6_UNICAST); | |
c3ae3127 | 40 | |
d62a17ae | 41 | if (area_mt_setting && area_mt_setting->enabled) |
42 | return ISIS_MT_IPV6_UNICAST; | |
43 | return ISIS_MT_IPV4_UNICAST; | |
c3ae3127 | 44 | } |
064f4896 CF |
45 | |
46 | /* MT naming api */ | |
47 | const char *isis_mtid2str(uint16_t mtid) | |
48 | { | |
d62a17ae | 49 | static char buf[sizeof("65535")]; |
50 | ||
51 | switch (mtid) { | |
52 | case ISIS_MT_IPV4_UNICAST: | |
53 | return "ipv4-unicast"; | |
54 | case ISIS_MT_IPV4_MGMT: | |
55 | return "ipv4-mgmt"; | |
56 | case ISIS_MT_IPV6_UNICAST: | |
57 | return "ipv6-unicast"; | |
58 | case ISIS_MT_IPV4_MULTICAST: | |
59 | return "ipv4-multicast"; | |
60 | case ISIS_MT_IPV6_MULTICAST: | |
61 | return "ipv6-multicast"; | |
62 | case ISIS_MT_IPV6_MGMT: | |
63 | return "ipv6-mgmt"; | |
64 | default: | |
65 | snprintf(buf, sizeof(buf), "%" PRIu16, mtid); | |
66 | return buf; | |
67 | } | |
064f4896 CF |
68 | } |
69 | ||
70 | uint16_t isis_str2mtid(const char *name) | |
71 | { | |
d62a17ae | 72 | if (!strcmp(name, "ipv4-unicast")) |
73 | return ISIS_MT_IPV4_UNICAST; | |
74 | if (!strcmp(name, "ipv4-mgmt")) | |
75 | return ISIS_MT_IPV4_MGMT; | |
76 | if (!strcmp(name, "ipv6-unicast")) | |
77 | return ISIS_MT_IPV6_UNICAST; | |
78 | if (!strcmp(name, "ipv4-multicast")) | |
79 | return ISIS_MT_IPV4_MULTICAST; | |
80 | if (!strcmp(name, "ipv6-multicast")) | |
81 | return ISIS_MT_IPV6_MULTICAST; | |
82 | if (!strcmp(name, "ipv6-mgmt")) | |
83 | return ISIS_MT_IPV6_MGMT; | |
84 | return -1; | |
064f4896 CF |
85 | } |
86 | ||
87 | /* General MT settings api */ | |
88 | ||
89 | struct mt_setting { | |
90 | ISIS_MT_INFO_FIELDS; | |
91 | }; | |
92 | ||
d62a17ae | 93 | static void *lookup_mt_setting(struct list *mt_list, uint16_t mtid) |
064f4896 | 94 | { |
d62a17ae | 95 | struct listnode *node; |
96 | struct mt_setting *setting; | |
064f4896 | 97 | |
d62a17ae | 98 | for (ALL_LIST_ELEMENTS_RO(mt_list, node, setting)) { |
99 | if (setting->mtid == mtid) | |
100 | return setting; | |
101 | } | |
102 | return NULL; | |
064f4896 CF |
103 | } |
104 | ||
d62a17ae | 105 | static void add_mt_setting(struct list **mt_list, void *setting) |
064f4896 | 106 | { |
d62a17ae | 107 | if (!*mt_list) |
108 | *mt_list = list_new(); | |
109 | listnode_add(*mt_list, setting); | |
064f4896 CF |
110 | } |
111 | ||
112 | /* Area specific MT settings api */ | |
113 | ||
d62a17ae | 114 | struct isis_area_mt_setting *area_lookup_mt_setting(struct isis_area *area, |
115 | uint16_t mtid) | |
064f4896 | 116 | { |
d62a17ae | 117 | return lookup_mt_setting(area->mt_settings, mtid); |
064f4896 CF |
118 | } |
119 | ||
d62a17ae | 120 | struct isis_area_mt_setting *area_new_mt_setting(struct isis_area *area, |
121 | uint16_t mtid) | |
064f4896 | 122 | { |
d62a17ae | 123 | struct isis_area_mt_setting *setting; |
064f4896 | 124 | |
d62a17ae | 125 | setting = XCALLOC(MTYPE_MT_AREA_SETTING, sizeof(*setting)); |
126 | setting->mtid = mtid; | |
127 | return setting; | |
064f4896 CF |
128 | } |
129 | ||
d62a17ae | 130 | static void area_free_mt_setting(void *setting) |
064f4896 | 131 | { |
d62a17ae | 132 | XFREE(MTYPE_MT_AREA_SETTING, setting); |
064f4896 CF |
133 | } |
134 | ||
d62a17ae | 135 | void area_add_mt_setting(struct isis_area *area, |
136 | struct isis_area_mt_setting *setting) | |
064f4896 | 137 | { |
d62a17ae | 138 | add_mt_setting(&area->mt_settings, setting); |
064f4896 CF |
139 | } |
140 | ||
d62a17ae | 141 | void area_mt_init(struct isis_area *area) |
064f4896 | 142 | { |
d62a17ae | 143 | struct isis_area_mt_setting *v4_unicast_setting; |
064f4896 | 144 | |
d62a17ae | 145 | /* MTID 0 is always enabled */ |
146 | v4_unicast_setting = area_new_mt_setting(area, ISIS_MT_IPV4_UNICAST); | |
147 | v4_unicast_setting->enabled = true; | |
148 | add_mt_setting(&area->mt_settings, v4_unicast_setting); | |
149 | area->mt_settings->del = area_free_mt_setting; | |
064f4896 CF |
150 | } |
151 | ||
d62a17ae | 152 | void area_mt_finish(struct isis_area *area) |
064f4896 | 153 | { |
affe9e99 | 154 | list_delete_and_null(&area->mt_settings); |
064f4896 CF |
155 | } |
156 | ||
d62a17ae | 157 | struct isis_area_mt_setting *area_get_mt_setting(struct isis_area *area, |
158 | uint16_t mtid) | |
064f4896 | 159 | { |
d62a17ae | 160 | struct isis_area_mt_setting *setting; |
064f4896 | 161 | |
d62a17ae | 162 | setting = area_lookup_mt_setting(area, mtid); |
163 | if (!setting) { | |
164 | setting = area_new_mt_setting(area, mtid); | |
165 | area_add_mt_setting(area, setting); | |
166 | } | |
167 | return setting; | |
064f4896 CF |
168 | } |
169 | ||
d62a17ae | 170 | int area_write_mt_settings(struct isis_area *area, struct vty *vty) |
064f4896 | 171 | { |
d62a17ae | 172 | int written = 0; |
173 | struct listnode *node; | |
174 | struct isis_area_mt_setting *setting; | |
064f4896 | 175 | |
d62a17ae | 176 | for (ALL_LIST_ELEMENTS_RO(area->mt_settings, node, setting)) { |
177 | const char *name = isis_mtid2str(setting->mtid); | |
178 | if (name && setting->enabled) { | |
179 | if (setting->mtid == ISIS_MT_IPV4_UNICAST) | |
180 | continue; /* always enabled, no need to write | |
181 | out config */ | |
182 | vty_out(vty, " topology %s%s\n", name, | |
183 | setting->overload ? " overload" : ""); | |
184 | written++; | |
185 | } | |
186 | } | |
187 | return written; | |
064f4896 CF |
188 | } |
189 | ||
99894f9a CF |
190 | bool area_is_mt(struct isis_area *area) |
191 | { | |
d62a17ae | 192 | struct listnode *node, *node2; |
193 | struct isis_area_mt_setting *setting; | |
194 | struct isis_circuit *circuit; | |
195 | struct isis_circuit_mt_setting *csetting; | |
99894f9a | 196 | |
d62a17ae | 197 | for (ALL_LIST_ELEMENTS_RO(area->mt_settings, node, setting)) { |
198 | if (setting->enabled && setting->mtid != ISIS_MT_IPV4_UNICAST) | |
199 | return true; | |
200 | } | |
201 | for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit)) { | |
202 | for (ALL_LIST_ELEMENTS_RO(circuit->mt_settings, node2, | |
203 | csetting)) { | |
204 | if (!csetting->enabled | |
205 | && csetting->mtid == ISIS_MT_IPV4_UNICAST) | |
206 | return true; | |
207 | } | |
208 | } | |
99894f9a | 209 | |
d62a17ae | 210 | return false; |
99894f9a CF |
211 | } |
212 | ||
d62a17ae | 213 | struct isis_area_mt_setting **area_mt_settings(struct isis_area *area, |
214 | unsigned int *mt_count) | |
99894f9a | 215 | { |
d62a17ae | 216 | static unsigned int size = 0; |
217 | static struct isis_area_mt_setting **rv = NULL; | |
99894f9a | 218 | |
d62a17ae | 219 | unsigned int count = 0; |
220 | struct listnode *node; | |
221 | struct isis_area_mt_setting *setting; | |
99894f9a | 222 | |
d62a17ae | 223 | for (ALL_LIST_ELEMENTS_RO(area->mt_settings, node, setting)) { |
224 | if (!setting->enabled) | |
225 | continue; | |
99894f9a | 226 | |
d62a17ae | 227 | count++; |
228 | if (count > size) { | |
229 | rv = XREALLOC(MTYPE_TMP, rv, count * sizeof(*rv)); | |
230 | size = count; | |
231 | } | |
232 | rv[count - 1] = setting; | |
233 | } | |
99894f9a | 234 | |
d62a17ae | 235 | *mt_count = count; |
236 | return rv; | |
99894f9a CF |
237 | } |
238 | ||
064f4896 CF |
239 | /* Circuit specific MT settings api */ |
240 | ||
d62a17ae | 241 | struct isis_circuit_mt_setting * |
064f4896 CF |
242 | circuit_lookup_mt_setting(struct isis_circuit *circuit, uint16_t mtid) |
243 | { | |
d62a17ae | 244 | return lookup_mt_setting(circuit->mt_settings, mtid); |
064f4896 CF |
245 | } |
246 | ||
d62a17ae | 247 | struct isis_circuit_mt_setting * |
064f4896 CF |
248 | circuit_new_mt_setting(struct isis_circuit *circuit, uint16_t mtid) |
249 | { | |
d62a17ae | 250 | struct isis_circuit_mt_setting *setting; |
064f4896 | 251 | |
d62a17ae | 252 | setting = XCALLOC(MTYPE_MT_CIRCUIT_SETTING, sizeof(*setting)); |
253 | setting->mtid = mtid; | |
254 | setting->enabled = true; /* Enabled is default for circuit */ | |
255 | return setting; | |
064f4896 CF |
256 | } |
257 | ||
d62a17ae | 258 | static void circuit_free_mt_setting(void *setting) |
064f4896 | 259 | { |
d62a17ae | 260 | XFREE(MTYPE_MT_CIRCUIT_SETTING, setting); |
064f4896 CF |
261 | } |
262 | ||
d62a17ae | 263 | void circuit_add_mt_setting(struct isis_circuit *circuit, |
264 | struct isis_circuit_mt_setting *setting) | |
064f4896 | 265 | { |
d62a17ae | 266 | add_mt_setting(&circuit->mt_settings, setting); |
064f4896 CF |
267 | } |
268 | ||
d62a17ae | 269 | void circuit_mt_init(struct isis_circuit *circuit) |
064f4896 | 270 | { |
d62a17ae | 271 | circuit->mt_settings = list_new(); |
272 | circuit->mt_settings->del = circuit_free_mt_setting; | |
064f4896 CF |
273 | } |
274 | ||
d62a17ae | 275 | void circuit_mt_finish(struct isis_circuit *circuit) |
064f4896 | 276 | { |
affe9e99 | 277 | list_delete_and_null(&circuit->mt_settings); |
064f4896 CF |
278 | } |
279 | ||
d62a17ae | 280 | struct isis_circuit_mt_setting * |
064f4896 CF |
281 | circuit_get_mt_setting(struct isis_circuit *circuit, uint16_t mtid) |
282 | { | |
d62a17ae | 283 | struct isis_circuit_mt_setting *setting; |
064f4896 | 284 | |
d62a17ae | 285 | setting = circuit_lookup_mt_setting(circuit, mtid); |
286 | if (!setting) { | |
287 | setting = circuit_new_mt_setting(circuit, mtid); | |
288 | circuit_add_mt_setting(circuit, setting); | |
289 | } | |
290 | return setting; | |
064f4896 CF |
291 | } |
292 | ||
d62a17ae | 293 | int circuit_write_mt_settings(struct isis_circuit *circuit, struct vty *vty) |
064f4896 | 294 | { |
d62a17ae | 295 | int written = 0; |
296 | struct listnode *node; | |
297 | struct isis_circuit_mt_setting *setting; | |
064f4896 | 298 | |
d62a17ae | 299 | for (ALL_LIST_ELEMENTS_RO(circuit->mt_settings, node, setting)) { |
300 | const char *name = isis_mtid2str(setting->mtid); | |
301 | if (name && !setting->enabled) { | |
302 | vty_out(vty, " no isis topology %s\n", name); | |
303 | written++; | |
304 | } | |
305 | } | |
306 | return written; | |
064f4896 | 307 | } |
99894f9a | 308 | |
d62a17ae | 309 | struct isis_circuit_mt_setting ** |
99894f9a CF |
310 | circuit_mt_settings(struct isis_circuit *circuit, unsigned int *mt_count) |
311 | { | |
d62a17ae | 312 | static unsigned int size = 0; |
313 | static struct isis_circuit_mt_setting **rv = NULL; | |
99894f9a | 314 | |
d62a17ae | 315 | struct isis_area_mt_setting **area_settings; |
316 | unsigned int area_count; | |
99894f9a | 317 | |
d62a17ae | 318 | unsigned int count = 0; |
99894f9a | 319 | |
d62a17ae | 320 | struct listnode *node; |
321 | struct isis_circuit_mt_setting *setting; | |
99894f9a | 322 | |
d62a17ae | 323 | area_settings = area_mt_settings(circuit->area, &area_count); |
99894f9a | 324 | |
d62a17ae | 325 | for (unsigned int i = 0; i < area_count; i++) { |
326 | for (ALL_LIST_ELEMENTS_RO(circuit->mt_settings, node, | |
327 | setting)) { | |
328 | if (setting->mtid != area_settings[i]->mtid) | |
329 | continue; | |
330 | break; | |
331 | } | |
332 | if (!setting) | |
333 | setting = circuit_get_mt_setting( | |
334 | circuit, area_settings[i]->mtid); | |
99894f9a | 335 | |
d62a17ae | 336 | if (!setting->enabled) |
337 | continue; | |
99894f9a | 338 | |
d62a17ae | 339 | count++; |
340 | if (count > size) { | |
341 | rv = XREALLOC(MTYPE_TMP, rv, count * sizeof(*rv)); | |
342 | size = count; | |
343 | } | |
344 | rv[count - 1] = setting; | |
345 | } | |
99894f9a | 346 | |
d62a17ae | 347 | *mt_count = count; |
348 | return rv; | |
99894f9a | 349 | } |
d8fba7d9 | 350 | |
206f4aae | 351 | /* ADJ specific MT API */ |
d8fba7d9 | 352 | static void adj_mt_set(struct isis_adjacency *adj, unsigned int index, |
d62a17ae | 353 | uint16_t mtid) |
354 | { | |
355 | if (adj->mt_count < index + 1) { | |
356 | adj->mt_set = XREALLOC(MTYPE_MT_ADJ_INFO, adj->mt_set, | |
357 | (index + 1) * sizeof(*adj->mt_set)); | |
358 | adj->mt_count = index + 1; | |
359 | } | |
360 | adj->mt_set[index] = mtid; | |
361 | } | |
362 | ||
0c1bd758 | 363 | bool tlvs_to_adj_mt_set(struct isis_tlvs *tlvs, bool v4_usable, bool v6_usable, |
d62a17ae | 364 | struct isis_adjacency *adj) |
365 | { | |
366 | struct isis_circuit_mt_setting **mt_settings; | |
367 | unsigned int circuit_mt_count; | |
368 | ||
369 | unsigned int intersect_count = 0; | |
370 | ||
371 | uint16_t *old_mt_set = NULL; | |
372 | unsigned int old_mt_count; | |
373 | ||
374 | old_mt_count = adj->mt_count; | |
375 | if (old_mt_count) { | |
376 | old_mt_set = | |
377 | XCALLOC(MTYPE_TMP, old_mt_count * sizeof(*old_mt_set)); | |
378 | memcpy(old_mt_set, adj->mt_set, | |
379 | old_mt_count * sizeof(*old_mt_set)); | |
380 | } | |
381 | ||
382 | mt_settings = circuit_mt_settings(adj->circuit, &circuit_mt_count); | |
383 | for (unsigned int i = 0; i < circuit_mt_count; i++) { | |
af8ac8f9 CF |
384 | if (!tlvs->mt_router_info.count |
385 | && !tlvs->mt_router_info_empty) { | |
d62a17ae | 386 | /* Other end does not have MT enabled */ |
387 | if (mt_settings[i]->mtid == ISIS_MT_IPV4_UNICAST | |
388 | && v4_usable) | |
389 | adj_mt_set(adj, intersect_count++, | |
390 | ISIS_MT_IPV4_UNICAST); | |
391 | } else { | |
0c1bd758 CF |
392 | struct isis_mt_router_info *info_head; |
393 | ||
394 | info_head = (struct isis_mt_router_info *) | |
395 | tlvs->mt_router_info.head; | |
396 | for (struct isis_mt_router_info *info = info_head; info; | |
397 | info = info->next) { | |
d62a17ae | 398 | if (mt_settings[i]->mtid == info->mtid) { |
399 | bool usable; | |
400 | switch (info->mtid) { | |
401 | case ISIS_MT_IPV4_UNICAST: | |
402 | case ISIS_MT_IPV4_MGMT: | |
403 | case ISIS_MT_IPV4_MULTICAST: | |
404 | usable = v4_usable; | |
405 | break; | |
406 | case ISIS_MT_IPV6_UNICAST: | |
407 | case ISIS_MT_IPV6_MGMT: | |
408 | case ISIS_MT_IPV6_MULTICAST: | |
409 | usable = v6_usable; | |
410 | break; | |
411 | default: | |
412 | usable = true; | |
413 | break; | |
414 | } | |
415 | if (usable) | |
416 | adj_mt_set(adj, | |
417 | intersect_count++, | |
418 | info->mtid); | |
419 | } | |
420 | } | |
421 | } | |
422 | } | |
423 | adj->mt_count = intersect_count; | |
424 | ||
425 | bool changed = false; | |
426 | ||
427 | if (adj->mt_count != old_mt_count) | |
428 | changed = true; | |
429 | ||
430 | if (!changed && old_mt_count | |
431 | && memcmp(adj->mt_set, old_mt_set, | |
432 | old_mt_count * sizeof(*old_mt_set))) | |
433 | changed = true; | |
434 | ||
435 | if (old_mt_count) | |
436 | XFREE(MTYPE_TMP, old_mt_set); | |
437 | ||
438 | return changed; | |
439 | } | |
440 | ||
441 | bool adj_has_mt(struct isis_adjacency *adj, uint16_t mtid) | |
442 | { | |
443 | for (unsigned int i = 0; i < adj->mt_count; i++) | |
444 | if (adj->mt_set[i] == mtid) | |
445 | return true; | |
446 | return false; | |
447 | } | |
448 | ||
449 | void adj_mt_finish(struct isis_adjacency *adj) | |
450 | { | |
451 | XFREE(MTYPE_MT_ADJ_INFO, adj->mt_set); | |
452 | adj->mt_count = 0; | |
d8fba7d9 | 453 | } |
206f4aae | 454 | |
d62a17ae | 455 | static void mt_set_add(uint16_t **mt_set, unsigned int *size, |
456 | unsigned int *index, uint16_t mtid) | |
206f4aae | 457 | { |
d62a17ae | 458 | for (unsigned int i = 0; i < *index; i++) { |
459 | if ((*mt_set)[i] == mtid) | |
460 | return; | |
461 | } | |
206f4aae | 462 | |
d62a17ae | 463 | if (*index >= *size) { |
464 | *mt_set = XREALLOC(MTYPE_TMP, *mt_set, | |
465 | sizeof(**mt_set) * ((*index) + 1)); | |
466 | *size = (*index) + 1; | |
467 | } | |
206f4aae | 468 | |
d62a17ae | 469 | (*mt_set)[*index] = mtid; |
470 | *index = (*index) + 1; | |
206f4aae CF |
471 | } |
472 | ||
d62a17ae | 473 | static uint16_t *circuit_bcast_mt_set(struct isis_circuit *circuit, int level, |
474 | unsigned int *mt_count) | |
206f4aae | 475 | { |
d62a17ae | 476 | static uint16_t *rv; |
477 | static unsigned int size; | |
478 | struct listnode *node; | |
479 | struct isis_adjacency *adj; | |
206f4aae | 480 | |
d62a17ae | 481 | unsigned int count = 0; |
206f4aae | 482 | |
d62a17ae | 483 | if (circuit->circ_type != CIRCUIT_T_BROADCAST) { |
484 | *mt_count = 0; | |
485 | return NULL; | |
486 | } | |
206f4aae | 487 | |
d62a17ae | 488 | for (ALL_LIST_ELEMENTS_RO(circuit->u.bc.adjdb[level - 1], node, adj)) { |
489 | if (adj->adj_state != ISIS_ADJ_UP) | |
490 | continue; | |
491 | for (unsigned int i = 0; i < adj->mt_count; i++) | |
492 | mt_set_add(&rv, &size, &count, adj->mt_set[i]); | |
493 | } | |
206f4aae | 494 | |
d62a17ae | 495 | *mt_count = count; |
496 | return rv; | |
206f4aae CF |
497 | } |
498 | ||
af8ac8f9 | 499 | static void tlvs_add_mt_set(struct isis_area *area, struct isis_tlvs *tlvs, |
d62a17ae | 500 | unsigned int mt_count, uint16_t *mt_set, |
af8ac8f9 CF |
501 | uint8_t *id, uint32_t metric, uint8_t *subtlvs, |
502 | uint8_t subtlv_len) | |
206f4aae | 503 | { |
d62a17ae | 504 | for (unsigned int i = 0; i < mt_count; i++) { |
505 | uint16_t mtid = mt_set[i]; | |
d62a17ae | 506 | if (mt_set[i] == ISIS_MT_IPV4_UNICAST) { |
d62a17ae | 507 | lsp_debug( |
508 | "ISIS (%s): Adding %s.%02x as te-style neighbor", | |
af8ac8f9 CF |
509 | area->area_tag, sysid_print(id), |
510 | LSP_PSEUDO_ID(id)); | |
d62a17ae | 511 | } else { |
d62a17ae | 512 | lsp_debug( |
513 | "ISIS (%s): Adding %s.%02x as mt-style neighbor for %s", | |
af8ac8f9 CF |
514 | area->area_tag, sysid_print(id), |
515 | LSP_PSEUDO_ID(id), isis_mtid2str(mtid)); | |
d62a17ae | 516 | } |
af8ac8f9 CF |
517 | isis_tlvs_add_extended_reach(tlvs, mtid, id, metric, subtlvs, |
518 | subtlv_len); | |
d62a17ae | 519 | } |
206f4aae CF |
520 | } |
521 | ||
af8ac8f9 CF |
522 | void tlvs_add_mt_bcast(struct isis_tlvs *tlvs, struct isis_circuit *circuit, |
523 | int level, uint8_t *id, uint32_t metric, | |
524 | uint8_t *subtlvs, uint8_t subtlv_len) | |
206f4aae | 525 | { |
d62a17ae | 526 | unsigned int mt_count; |
527 | uint16_t *mt_set = circuit_bcast_mt_set(circuit, level, &mt_count); | |
206f4aae | 528 | |
af8ac8f9 CF |
529 | tlvs_add_mt_set(circuit->area, tlvs, mt_count, mt_set, id, metric, |
530 | subtlvs, subtlv_len); | |
d62a17ae | 531 | } |
532 | ||
af8ac8f9 CF |
533 | void tlvs_add_mt_p2p(struct isis_tlvs *tlvs, struct isis_circuit *circuit, |
534 | uint8_t *id, uint32_t metric, uint8_t *subtlvs, | |
535 | uint8_t subtlv_len) | |
206f4aae | 536 | { |
d62a17ae | 537 | struct isis_adjacency *adj = circuit->u.p2p.neighbor; |
206f4aae | 538 | |
af8ac8f9 CF |
539 | tlvs_add_mt_set(circuit->area, tlvs, adj->mt_count, adj->mt_set, id, |
540 | metric, subtlvs, subtlv_len); | |
206f4aae | 541 | } |