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8429abe0 RW |
1 | /* $OpenBSD$ */ |
2 | ||
3 | /* | |
4 | * Copyright (c) 2013, 2016 Renato Westphal <renato@openbsd.org> | |
5 | * Copyright (c) 2009 Michele Marchetto <michele@openbsd.org> | |
6 | * Copyright (c) 2004 Esben Norby <norby@openbsd.org> | |
7 | * Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org> | |
8 | * | |
9 | * Permission to use, copy, modify, and distribute this software for any | |
10 | * purpose with or without fee is hereby granted, provided that the above | |
11 | * copyright notice and this permission notice appear in all copies. | |
12 | * | |
13 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
14 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
15 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
16 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
17 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
18 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
19 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
20 | */ | |
21 | ||
22 | #ifndef _LDPD_H_ | |
23 | #define _LDPD_H_ | |
24 | ||
eac6e3f0 RW |
25 | #include "openbsd-queue.h" |
26 | #include "openbsd-tree.h" | |
27 | #include "imsg.h" | |
28 | #include "thread.h" | |
8429abe0 RW |
29 | |
30 | #include "ldp.h" | |
31 | ||
32 | #define CONF_FILE "/etc/ldpd.conf" | |
8429abe0 RW |
33 | #define LDPD_USER "_ldpd" |
34 | ||
35 | #define LDPD_OPT_VERBOSE 0x00000001 | |
36 | #define LDPD_OPT_VERBOSE2 0x00000002 | |
37 | #define LDPD_OPT_NOACTION 0x00000004 | |
38 | ||
39 | #define TCP_MD5_KEY_LEN 80 | |
40 | #define L2VPN_NAME_LEN 32 | |
41 | ||
42 | #define RT_BUF_SIZE 16384 | |
43 | #define MAX_RTSOCK_BUF 128 * 1024 | |
44 | #define LDP_BACKLOG 128 | |
45 | ||
46 | #define F_LDPD_INSERTED 0x0001 | |
47 | #define F_CONNECTED 0x0002 | |
48 | #define F_STATIC 0x0004 | |
49 | #define F_DYNAMIC 0x0008 | |
50 | #define F_REJECT 0x0010 | |
51 | #define F_BLACKHOLE 0x0020 | |
52 | #define F_REDISTRIBUTED 0x0040 | |
53 | ||
54 | struct evbuf { | |
eac6e3f0 RW |
55 | struct msgbuf wbuf; |
56 | struct thread *ev; | |
57 | int (*handler)(struct thread *); | |
58 | void *arg; | |
8429abe0 RW |
59 | }; |
60 | ||
61 | struct imsgev { | |
62 | struct imsgbuf ibuf; | |
eac6e3f0 RW |
63 | int (*handler_write)(struct thread *); |
64 | struct thread *ev_write; | |
65 | int (*handler_read)(struct thread *); | |
66 | struct thread *ev_read; | |
8429abe0 RW |
67 | }; |
68 | ||
69 | enum imsg_type { | |
70 | IMSG_NONE, | |
71 | IMSG_CTL_RELOAD, | |
72 | IMSG_CTL_SHOW_INTERFACE, | |
73 | IMSG_CTL_SHOW_DISCOVERY, | |
eac6e3f0 RW |
74 | IMSG_CTL_SHOW_DISC_IFACE, |
75 | IMSG_CTL_SHOW_DISC_TNBR, | |
76 | IMSG_CTL_SHOW_DISC_ADJ, | |
8429abe0 | 77 | IMSG_CTL_SHOW_NBR, |
eac6e3f0 RW |
78 | IMSG_CTL_SHOW_NBR_DISC, |
79 | IMSG_CTL_SHOW_NBR_END, | |
8429abe0 RW |
80 | IMSG_CTL_SHOW_LIB, |
81 | IMSG_CTL_SHOW_L2VPN_PW, | |
82 | IMSG_CTL_SHOW_L2VPN_BINDING, | |
83 | IMSG_CTL_CLEAR_NBR, | |
84 | IMSG_CTL_FIB_COUPLE, | |
85 | IMSG_CTL_FIB_DECOUPLE, | |
86 | IMSG_CTL_KROUTE, | |
87 | IMSG_CTL_KROUTE_ADDR, | |
88 | IMSG_CTL_IFINFO, | |
89 | IMSG_CTL_END, | |
90 | IMSG_CTL_LOG_VERBOSE, | |
91 | IMSG_KLABEL_CHANGE, | |
92 | IMSG_KLABEL_DELETE, | |
93 | IMSG_KPWLABEL_CHANGE, | |
94 | IMSG_KPWLABEL_DELETE, | |
95 | IMSG_IFSTATUS, | |
96 | IMSG_NEWADDR, | |
97 | IMSG_DELADDR, | |
eac6e3f0 | 98 | IMSG_RTRID_UPDATE, |
8429abe0 RW |
99 | IMSG_LABEL_MAPPING, |
100 | IMSG_LABEL_MAPPING_FULL, | |
101 | IMSG_LABEL_REQUEST, | |
102 | IMSG_LABEL_RELEASE, | |
103 | IMSG_LABEL_WITHDRAW, | |
104 | IMSG_LABEL_ABORT, | |
105 | IMSG_REQUEST_ADD, | |
106 | IMSG_REQUEST_ADD_END, | |
107 | IMSG_MAPPING_ADD, | |
108 | IMSG_MAPPING_ADD_END, | |
109 | IMSG_RELEASE_ADD, | |
110 | IMSG_RELEASE_ADD_END, | |
111 | IMSG_WITHDRAW_ADD, | |
112 | IMSG_WITHDRAW_ADD_END, | |
113 | IMSG_ADDRESS_ADD, | |
114 | IMSG_ADDRESS_DEL, | |
115 | IMSG_NOTIFICATION, | |
116 | IMSG_NOTIFICATION_SEND, | |
117 | IMSG_NEIGHBOR_UP, | |
118 | IMSG_NEIGHBOR_DOWN, | |
119 | IMSG_NETWORK_ADD, | |
134970a2 | 120 | IMSG_NETWORK_ADD_END, |
8429abe0 RW |
121 | IMSG_NETWORK_DEL, |
122 | IMSG_SOCKET_IPC, | |
123 | IMSG_SOCKET_NET, | |
124 | IMSG_CLOSE_SOCKETS, | |
125 | IMSG_REQUEST_SOCKETS, | |
126 | IMSG_SETUP_SOCKETS, | |
127 | IMSG_RECONF_CONF, | |
128 | IMSG_RECONF_IFACE, | |
129 | IMSG_RECONF_TNBR, | |
130 | IMSG_RECONF_NBRP, | |
131 | IMSG_RECONF_L2VPN, | |
132 | IMSG_RECONF_L2VPN_IF, | |
133 | IMSG_RECONF_L2VPN_PW, | |
eac6e3f0 RW |
134 | IMSG_RECONF_L2VPN_IPW, |
135 | IMSG_RECONF_END, | |
136 | IMSG_DEBUG_UPDATE, | |
137 | IMSG_LOG | |
8429abe0 RW |
138 | }; |
139 | ||
140 | union ldpd_addr { | |
141 | struct in_addr v4; | |
142 | struct in6_addr v6; | |
143 | }; | |
144 | ||
145 | #define IN6_IS_SCOPE_EMBED(a) \ | |
146 | ((IN6_IS_ADDR_LINKLOCAL(a)) || \ | |
147 | (IN6_IS_ADDR_MC_LINKLOCAL(a)) || \ | |
148 | (IN6_IS_ADDR_MC_INTFACELOCAL(a))) | |
149 | ||
150 | /* interface states */ | |
151 | #define IF_STA_DOWN 0x01 | |
152 | #define IF_STA_ACTIVE 0x02 | |
153 | ||
154 | /* targeted neighbor states */ | |
155 | #define TNBR_STA_DOWN 0x01 | |
156 | #define TNBR_STA_ACTIVE 0x02 | |
157 | ||
158 | /* interface types */ | |
159 | enum iface_type { | |
160 | IF_TYPE_POINTOPOINT, | |
161 | IF_TYPE_BROADCAST | |
162 | }; | |
163 | ||
164 | /* neighbor states */ | |
165 | #define NBR_STA_PRESENT 0x0001 | |
166 | #define NBR_STA_INITIAL 0x0002 | |
167 | #define NBR_STA_OPENREC 0x0004 | |
168 | #define NBR_STA_OPENSENT 0x0008 | |
169 | #define NBR_STA_OPER 0x0010 | |
170 | #define NBR_STA_SESSION (NBR_STA_INITIAL | NBR_STA_OPENREC | \ | |
171 | NBR_STA_OPENSENT | NBR_STA_OPER) | |
172 | ||
173 | /* neighbor events */ | |
174 | enum nbr_event { | |
175 | NBR_EVT_NOTHING, | |
176 | NBR_EVT_MATCH_ADJ, | |
177 | NBR_EVT_CONNECT_UP, | |
178 | NBR_EVT_CLOSE_SESSION, | |
179 | NBR_EVT_INIT_RCVD, | |
180 | NBR_EVT_KEEPALIVE_RCVD, | |
181 | NBR_EVT_PDU_RCVD, | |
182 | NBR_EVT_PDU_SENT, | |
183 | NBR_EVT_INIT_SENT | |
184 | }; | |
185 | ||
186 | /* neighbor actions */ | |
187 | enum nbr_action { | |
188 | NBR_ACT_NOTHING, | |
189 | NBR_ACT_RST_KTIMEOUT, | |
190 | NBR_ACT_SESSION_EST, | |
191 | NBR_ACT_RST_KTIMER, | |
192 | NBR_ACT_CONNECT_SETUP, | |
193 | NBR_ACT_PASSIVE_INIT, | |
194 | NBR_ACT_KEEPALIVE_SEND, | |
195 | NBR_ACT_CLOSE_SESSION | |
196 | }; | |
197 | ||
198 | TAILQ_HEAD(mapping_head, mapping_entry); | |
199 | ||
200 | struct map { | |
201 | uint8_t type; | |
202 | uint32_t msg_id; | |
203 | union { | |
204 | struct { | |
205 | uint16_t af; | |
206 | union ldpd_addr prefix; | |
207 | uint8_t prefixlen; | |
208 | } prefix; | |
209 | struct { | |
210 | uint16_t type; | |
211 | uint32_t pwid; | |
212 | uint32_t group_id; | |
213 | uint16_t ifmtu; | |
214 | } pwid; | |
215 | } fec; | |
216 | struct { | |
217 | uint32_t status_code; | |
218 | uint32_t msg_id; | |
219 | uint16_t msg_type; | |
220 | } st; | |
221 | uint32_t label; | |
222 | uint32_t requestid; | |
223 | uint32_t pw_status; | |
224 | uint8_t flags; | |
225 | }; | |
226 | #define F_MAP_REQ_ID 0x01 /* optional request message id present */ | |
227 | #define F_MAP_STATUS 0x02 /* status */ | |
228 | #define F_MAP_PW_CWORD 0x04 /* pseudowire control word */ | |
229 | #define F_MAP_PW_ID 0x08 /* pseudowire connection id */ | |
230 | #define F_MAP_PW_IFMTU 0x10 /* pseudowire interface parameter */ | |
231 | #define F_MAP_PW_STATUS 0x20 /* pseudowire status */ | |
232 | ||
233 | struct notify_msg { | |
234 | uint32_t status_code; | |
235 | uint32_t msg_id; /* network byte order */ | |
236 | uint16_t msg_type; /* network byte order */ | |
237 | uint32_t pw_status; | |
238 | struct map fec; | |
239 | uint8_t flags; | |
240 | }; | |
241 | #define F_NOTIF_PW_STATUS 0x01 /* pseudowire status tlv present */ | |
242 | #define F_NOTIF_FEC 0x02 /* fec tlv present */ | |
243 | ||
244 | struct if_addr { | |
245 | LIST_ENTRY(if_addr) entry; | |
246 | int af; | |
247 | union ldpd_addr addr; | |
248 | uint8_t prefixlen; | |
249 | union ldpd_addr dstbrd; | |
250 | }; | |
251 | LIST_HEAD(if_addr_head, if_addr); | |
252 | ||
253 | struct iface_af { | |
254 | struct iface *iface; | |
255 | int af; | |
256 | int enabled; | |
257 | int state; | |
258 | LIST_HEAD(, adj) adj_list; | |
259 | time_t uptime; | |
eac6e3f0 | 260 | struct thread *hello_timer; |
8429abe0 RW |
261 | uint16_t hello_holdtime; |
262 | uint16_t hello_interval; | |
263 | }; | |
264 | ||
265 | struct iface { | |
266 | LIST_ENTRY(iface) entry; | |
267 | char name[IF_NAMESIZE]; | |
268 | unsigned int ifindex; | |
269 | struct if_addr_head addr_list; | |
270 | struct in6_addr linklocal; | |
271 | enum iface_type type; | |
8429abe0 | 272 | uint16_t flags; |
8429abe0 RW |
273 | struct iface_af ipv4; |
274 | struct iface_af ipv6; | |
275 | }; | |
276 | ||
277 | /* source of targeted hellos */ | |
278 | struct tnbr { | |
279 | LIST_ENTRY(tnbr) entry; | |
eac6e3f0 | 280 | struct thread *hello_timer; |
8429abe0 RW |
281 | struct adj *adj; |
282 | int af; | |
283 | union ldpd_addr addr; | |
284 | int state; | |
8429abe0 RW |
285 | uint16_t pw_count; |
286 | uint8_t flags; | |
287 | }; | |
288 | #define F_TNBR_CONFIGURED 0x01 | |
289 | #define F_TNBR_DYNAMIC 0x02 | |
290 | ||
291 | enum auth_method { | |
292 | AUTH_NONE, | |
293 | AUTH_MD5SIG | |
294 | }; | |
295 | ||
296 | /* neighbor specific parameters */ | |
297 | struct nbr_params { | |
298 | LIST_ENTRY(nbr_params) entry; | |
299 | struct in_addr lsr_id; | |
300 | uint16_t keepalive; | |
301 | int gtsm_enabled; | |
302 | uint8_t gtsm_hops; | |
303 | struct { | |
304 | enum auth_method method; | |
305 | char md5key[TCP_MD5_KEY_LEN]; | |
306 | uint8_t md5key_len; | |
307 | } auth; | |
308 | uint8_t flags; | |
309 | }; | |
310 | #define F_NBRP_KEEPALIVE 0x01 | |
311 | #define F_NBRP_GTSM 0x02 | |
312 | #define F_NBRP_GTSM_HOPS 0x04 | |
313 | ||
314 | struct l2vpn_if { | |
315 | LIST_ENTRY(l2vpn_if) entry; | |
316 | struct l2vpn *l2vpn; | |
317 | char ifname[IF_NAMESIZE]; | |
318 | unsigned int ifindex; | |
319 | uint16_t flags; | |
8429abe0 RW |
320 | }; |
321 | ||
322 | struct l2vpn_pw { | |
323 | LIST_ENTRY(l2vpn_pw) entry; | |
324 | struct l2vpn *l2vpn; | |
325 | struct in_addr lsr_id; | |
326 | int af; | |
327 | union ldpd_addr addr; | |
328 | uint32_t pwid; | |
329 | char ifname[IF_NAMESIZE]; | |
330 | unsigned int ifindex; | |
331 | uint32_t remote_group; | |
332 | uint16_t remote_mtu; | |
333 | uint32_t remote_status; | |
334 | uint8_t flags; | |
335 | }; | |
336 | #define F_PW_STATUSTLV_CONF 0x01 /* status tlv configured */ | |
337 | #define F_PW_STATUSTLV 0x02 /* status tlv negotiated */ | |
338 | #define F_PW_CWORD_CONF 0x04 /* control word configured */ | |
339 | #define F_PW_CWORD 0x08 /* control word negotiated */ | |
340 | #define F_PW_STATUS_UP 0x10 /* pseudowire is operational */ | |
eac6e3f0 | 341 | #define F_PW_STATIC_NBR_ADDR 0x20 /* static neighbor address configured */ |
8429abe0 RW |
342 | |
343 | struct l2vpn { | |
344 | LIST_ENTRY(l2vpn) entry; | |
345 | char name[L2VPN_NAME_LEN]; | |
346 | int type; | |
347 | int pw_type; | |
348 | int mtu; | |
349 | char br_ifname[IF_NAMESIZE]; | |
350 | unsigned int br_ifindex; | |
351 | LIST_HEAD(, l2vpn_if) if_list; | |
352 | LIST_HEAD(, l2vpn_pw) pw_list; | |
eac6e3f0 | 353 | LIST_HEAD(, l2vpn_pw) pw_inactive_list; |
8429abe0 RW |
354 | }; |
355 | #define L2VPN_TYPE_VPWS 1 | |
356 | #define L2VPN_TYPE_VPLS 2 | |
357 | ||
358 | /* ldp_conf */ | |
359 | enum ldpd_process { | |
360 | PROC_MAIN, | |
361 | PROC_LDP_ENGINE, | |
362 | PROC_LDE_ENGINE | |
363 | } ldpd_process; | |
364 | ||
365 | enum socket_type { | |
366 | LDP_SOCKET_DISC, | |
367 | LDP_SOCKET_EDISC, | |
368 | LDP_SOCKET_SESSION | |
369 | }; | |
370 | ||
371 | enum hello_type { | |
372 | HELLO_LINK, | |
373 | HELLO_TARGETED | |
374 | }; | |
375 | ||
376 | struct ldpd_af_conf { | |
377 | uint16_t keepalive; | |
eac6e3f0 RW |
378 | uint16_t lhello_holdtime; |
379 | uint16_t lhello_interval; | |
8429abe0 RW |
380 | uint16_t thello_holdtime; |
381 | uint16_t thello_interval; | |
382 | union ldpd_addr trans_addr; | |
383 | int flags; | |
384 | }; | |
385 | #define F_LDPD_AF_ENABLED 0x0001 | |
386 | #define F_LDPD_AF_THELLO_ACCEPT 0x0002 | |
387 | #define F_LDPD_AF_EXPNULL 0x0004 | |
388 | #define F_LDPD_AF_NO_GTSM 0x0008 | |
389 | ||
390 | struct ldpd_conf { | |
391 | struct in_addr rtr_id; | |
392 | struct ldpd_af_conf ipv4; | |
393 | struct ldpd_af_conf ipv6; | |
394 | LIST_HEAD(, iface) iface_list; | |
395 | LIST_HEAD(, tnbr) tnbr_list; | |
396 | LIST_HEAD(, nbr_params) nbrp_list; | |
397 | LIST_HEAD(, l2vpn) l2vpn_list; | |
eac6e3f0 RW |
398 | uint16_t lhello_holdtime; |
399 | uint16_t lhello_interval; | |
400 | uint16_t thello_holdtime; | |
401 | uint16_t thello_interval; | |
8429abe0 RW |
402 | uint16_t trans_pref; |
403 | int flags; | |
404 | }; | |
405 | #define F_LDPD_NO_FIB_UPDATE 0x0001 | |
406 | #define F_LDPD_DS_CISCO_INTEROP 0x0002 | |
eac6e3f0 | 407 | #define F_LDPD_ENABLED 0x0004 |
8429abe0 RW |
408 | |
409 | struct ldpd_af_global { | |
eac6e3f0 RW |
410 | struct thread *disc_ev; |
411 | struct thread *edisc_ev; | |
8429abe0 RW |
412 | int ldp_disc_socket; |
413 | int ldp_edisc_socket; | |
414 | int ldp_session_socket; | |
415 | }; | |
416 | ||
417 | struct ldpd_global { | |
418 | int cmd_opts; | |
419 | time_t uptime; | |
eac6e3f0 | 420 | struct in_addr rtr_id; |
8429abe0 RW |
421 | struct ldpd_af_global ipv4; |
422 | struct ldpd_af_global ipv6; | |
423 | uint32_t conf_seqnum; | |
424 | int pfkeysock; | |
425 | struct if_addr_head addr_list; | |
426 | LIST_HEAD(, adj) adj_list; | |
427 | struct in_addr mcast_addr_v4; | |
428 | struct in6_addr mcast_addr_v6; | |
429 | TAILQ_HEAD(, pending_conn) pending_conns; | |
430 | }; | |
431 | ||
432 | /* kroute */ | |
433 | struct kroute { | |
434 | int af; | |
435 | union ldpd_addr prefix; | |
436 | uint8_t prefixlen; | |
437 | union ldpd_addr nexthop; | |
438 | uint32_t local_label; | |
439 | uint32_t remote_label; | |
440 | unsigned short ifindex; | |
441 | uint8_t priority; | |
442 | uint16_t flags; | |
443 | }; | |
444 | ||
445 | struct kpw { | |
446 | unsigned short ifindex; | |
447 | int pw_type; | |
448 | int af; | |
449 | union ldpd_addr nexthop; | |
450 | uint32_t local_label; | |
451 | uint32_t remote_label; | |
452 | uint8_t flags; | |
453 | }; | |
454 | ||
455 | struct kaddr { | |
456 | unsigned short ifindex; | |
457 | int af; | |
458 | union ldpd_addr addr; | |
459 | uint8_t prefixlen; | |
460 | union ldpd_addr dstbrd; | |
461 | }; | |
462 | ||
463 | struct kif { | |
464 | char ifname[IF_NAMESIZE]; | |
465 | unsigned short ifindex; | |
466 | int flags; | |
8429abe0 | 467 | int mtu; |
8429abe0 RW |
468 | }; |
469 | ||
470 | /* control data structures */ | |
471 | struct ctl_iface { | |
472 | int af; | |
473 | char name[IF_NAMESIZE]; | |
474 | unsigned int ifindex; | |
475 | int state; | |
476 | uint16_t flags; | |
8429abe0 | 477 | enum iface_type type; |
8429abe0 RW |
478 | uint16_t hello_holdtime; |
479 | uint16_t hello_interval; | |
480 | time_t uptime; | |
481 | uint16_t adj_cnt; | |
482 | }; | |
483 | ||
eac6e3f0 RW |
484 | struct ctl_disc_if { |
485 | char name[IF_NAMESIZE]; | |
486 | int active_v4; | |
487 | int active_v6; | |
488 | int no_adj; | |
489 | }; | |
490 | ||
491 | struct ctl_disc_tnbr { | |
492 | int af; | |
493 | union ldpd_addr addr; | |
494 | int no_adj; | |
495 | }; | |
496 | ||
8429abe0 RW |
497 | struct ctl_adj { |
498 | int af; | |
499 | struct in_addr id; | |
500 | enum hello_type type; | |
501 | char ifname[IF_NAMESIZE]; | |
502 | union ldpd_addr src_addr; | |
503 | uint16_t holdtime; | |
504 | union ldpd_addr trans_addr; | |
505 | }; | |
506 | ||
507 | struct ctl_nbr { | |
508 | int af; | |
509 | struct in_addr id; | |
510 | union ldpd_addr laddr; | |
eac6e3f0 | 511 | in_port_t lport; |
8429abe0 | 512 | union ldpd_addr raddr; |
eac6e3f0 RW |
513 | in_port_t rport; |
514 | uint16_t holdtime; | |
8429abe0 RW |
515 | time_t uptime; |
516 | int nbr_state; | |
517 | }; | |
518 | ||
519 | struct ctl_rt { | |
520 | int af; | |
521 | union ldpd_addr prefix; | |
522 | uint8_t prefixlen; | |
523 | struct in_addr nexthop; /* lsr-id */ | |
524 | uint32_t local_label; | |
525 | uint32_t remote_label; | |
526 | uint8_t flags; | |
527 | uint8_t in_use; | |
eac6e3f0 | 528 | int first; |
8429abe0 RW |
529 | }; |
530 | ||
531 | struct ctl_pw { | |
532 | uint16_t type; | |
eac6e3f0 | 533 | char l2vpn_name[L2VPN_NAME_LEN]; |
8429abe0 RW |
534 | char ifname[IF_NAMESIZE]; |
535 | uint32_t pwid; | |
536 | struct in_addr lsr_id; | |
537 | uint32_t local_label; | |
538 | uint32_t local_gid; | |
539 | uint16_t local_ifmtu; | |
eac6e3f0 | 540 | uint8_t local_cword; |
8429abe0 RW |
541 | uint32_t remote_label; |
542 | uint32_t remote_gid; | |
543 | uint16_t remote_ifmtu; | |
eac6e3f0 | 544 | uint8_t remote_cword; |
8429abe0 RW |
545 | uint32_t status; |
546 | }; | |
547 | ||
548 | extern struct ldpd_conf *ldpd_conf; | |
549 | extern struct ldpd_global global; | |
550 | ||
551 | /* parse.y */ | |
552 | struct ldpd_conf *parse_config(char *); | |
553 | int cmdline_symset(char *); | |
554 | ||
555 | /* kroute.c */ | |
8429abe0 RW |
556 | void kif_redistribute(const char *); |
557 | int kr_change(struct kroute *); | |
558 | int kr_delete(struct kroute *); | |
8429abe0 RW |
559 | int kmpw_set(struct kpw *); |
560 | int kmpw_unset(struct kpw *); | |
561 | ||
562 | /* util.c */ | |
563 | uint8_t mask2prefixlen(in_addr_t); | |
564 | uint8_t mask2prefixlen6(struct sockaddr_in6 *); | |
565 | in_addr_t prefixlen2mask(uint8_t); | |
566 | struct in6_addr *prefixlen2mask6(uint8_t); | |
567 | void ldp_applymask(int, union ldpd_addr *, | |
568 | const union ldpd_addr *, int); | |
569 | int ldp_addrcmp(int, const union ldpd_addr *, | |
570 | const union ldpd_addr *); | |
571 | int ldp_addrisset(int, const union ldpd_addr *); | |
572 | int ldp_prefixcmp(int, const union ldpd_addr *, | |
573 | const union ldpd_addr *, uint8_t); | |
574 | int bad_addr_v4(struct in_addr); | |
575 | int bad_addr_v6(struct in6_addr *); | |
576 | int bad_addr(int, union ldpd_addr *); | |
577 | void embedscope(struct sockaddr_in6 *); | |
578 | void recoverscope(struct sockaddr_in6 *); | |
579 | void addscope(struct sockaddr_in6 *, uint32_t); | |
580 | void clearscope(struct in6_addr *); | |
581 | struct sockaddr *addr2sa(int af, union ldpd_addr *, uint16_t); | |
eac6e3f0 RW |
582 | void sa2addr(struct sockaddr *, int *, union ldpd_addr *, |
583 | in_port_t *); | |
584 | socklen_t sockaddr_len(struct sockaddr *); | |
8429abe0 RW |
585 | |
586 | /* ldpd.c */ | |
eac6e3f0 | 587 | int ldp_write_handler(struct thread *); |
8429abe0 RW |
588 | void main_imsg_compose_ldpe(int, pid_t, void *, uint16_t); |
589 | void main_imsg_compose_lde(int, pid_t, void *, uint16_t); | |
eac6e3f0 RW |
590 | int main_imsg_compose_both(enum imsg_type, void *, |
591 | uint16_t); | |
8429abe0 | 592 | void imsg_event_add(struct imsgev *); |
eac6e3f0 RW |
593 | int imsg_compose_event(struct imsgev *, uint16_t, uint32_t, |
594 | pid_t, int, void *, uint16_t); | |
8429abe0 RW |
595 | void evbuf_enqueue(struct evbuf *, struct ibuf *); |
596 | void evbuf_event_add(struct evbuf *); | |
eac6e3f0 RW |
597 | void evbuf_init(struct evbuf *, int, |
598 | int (*)(struct thread *), void *); | |
8429abe0 RW |
599 | void evbuf_clear(struct evbuf *); |
600 | struct ldpd_af_conf *ldp_af_conf_get(struct ldpd_conf *, int); | |
601 | struct ldpd_af_global *ldp_af_global_get(struct ldpd_global *, int); | |
602 | int ldp_is_dual_stack(struct ldpd_conf *); | |
eac6e3f0 RW |
603 | in_addr_t ldp_rtr_id_get(struct ldpd_conf *); |
604 | int ldp_reload(struct ldpd_conf *); | |
605 | struct ldpd_conf *ldp_dup_config(struct ldpd_conf *); | |
606 | void ldp_clear_config(struct ldpd_conf *); | |
8429abe0 RW |
607 | void merge_config(struct ldpd_conf *, struct ldpd_conf *); |
608 | struct ldpd_conf *config_new_empty(void); | |
609 | void config_clear(struct ldpd_conf *); | |
610 | ||
611 | /* socket.c */ | |
612 | int ldp_create_socket(int, enum socket_type); | |
eac6e3f0 RW |
613 | void sock_set_nonblock(int); |
614 | void sock_set_cloexec(int); | |
8429abe0 RW |
615 | void sock_set_recvbuf(int); |
616 | int sock_set_reuse(int, int); | |
617 | int sock_set_bindany(int, int); | |
eac6e3f0 | 618 | int sock_set_md5sig(int, int, union ldpd_addr *, const char *); |
8429abe0 | 619 | int sock_set_ipv4_tos(int, int); |
eac6e3f0 RW |
620 | int sock_set_ipv4_pktinfo(int, int); |
621 | int sock_set_ipv4_recvdstaddr(int, int); | |
8429abe0 RW |
622 | int sock_set_ipv4_recvif(int, int); |
623 | int sock_set_ipv4_minttl(int, int); | |
624 | int sock_set_ipv4_ucast_ttl(int fd, int); | |
625 | int sock_set_ipv4_mcast_ttl(int, uint8_t); | |
626 | int sock_set_ipv4_mcast(struct iface *); | |
627 | int sock_set_ipv4_mcast_loop(int); | |
628 | int sock_set_ipv6_dscp(int, int); | |
629 | int sock_set_ipv6_pktinfo(int, int); | |
630 | int sock_set_ipv6_minhopcount(int, int); | |
631 | int sock_set_ipv6_ucast_hops(int, int); | |
632 | int sock_set_ipv6_mcast_hops(int, int); | |
633 | int sock_set_ipv6_mcast(struct iface *); | |
634 | int sock_set_ipv6_mcast_loop(int); | |
635 | ||
eac6e3f0 RW |
636 | /* quagga */ |
637 | extern struct thread_master *master; | |
638 | ||
639 | /* ldp_zebra.c */ | |
640 | void ldp_zebra_init(struct thread_master *); | |
641 | ||
642 | /* compatibility */ | |
643 | #ifndef __OpenBSD__ | |
644 | #define __IPV6_ADDR_MC_SCOPE(a) ((a)->s6_addr[1] & 0x0f) | |
645 | #define __IPV6_ADDR_SCOPE_INTFACELOCAL 0x01 | |
646 | #define IN6_IS_ADDR_MC_INTFACELOCAL(a) \ | |
647 | (IN6_IS_ADDR_MULTICAST(a) && \ | |
648 | (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_INTFACELOCAL)) | |
649 | #endif | |
8429abe0 RW |
650 | |
651 | #endif /* _LDPD_H_ */ |