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Commit | Line | Data |
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718e3744 | 1 | /* |
2 | * Kernel routing table updates by routing socket. | |
3 | * Copyright (C) 1997, 98 Kunihiro Ishiguro | |
4 | * | |
5 | * This file is part of GNU Zebra. | |
6 | * | |
7 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2, or (at your option) any | |
10 | * later version. | |
11 | * | |
12 | * GNU Zebra is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
896014f4 DL |
17 | * You should have received a copy of the GNU General Public License along |
18 | * with this program; see the file COPYING; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
718e3744 | 20 | */ |
21 | ||
22 | #include <zebra.h> | |
ddfeb486 DL |
23 | |
24 | #ifndef HAVE_NETLINK | |
25 | ||
fe6c7157 | 26 | #ifdef __OpenBSD__ |
d3e2c74a RW |
27 | #include <netmpls/mpls.h> |
28 | #endif | |
718e3744 | 29 | |
30 | #include "if.h" | |
31 | #include "prefix.h" | |
32 | #include "sockunion.h" | |
33 | #include "log.h" | |
edd7c245 | 34 | #include "privs.h" |
13d60d35 | 35 | #include "vxlan.h" |
174482ef | 36 | #include "lib_errors.h" |
718e3744 | 37 | |
38 | #include "zebra/debug.h" | |
39 | #include "zebra/rib.h" | |
6621ca86 | 40 | #include "zebra/rt.h" |
dc95824a | 41 | #include "zebra/kernel_socket.h" |
d3e2c74a | 42 | #include "zebra/zebra_mpls.h" |
718e3744 | 43 | |
edd7c245 | 44 | extern struct zebra_privs_t zserv_privs; |
45 | ||
746c4f02 | 46 | #ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN |
718e3744 | 47 | /* Adjust netmask socket length. Return value is a adjusted sin_len |
48 | value. */ | |
d62a17ae | 49 | static int sin_masklen(struct in_addr mask) |
718e3744 | 50 | { |
d62a17ae | 51 | char *p, *lim; |
52 | int len; | |
53 | struct sockaddr_in sin; | |
718e3744 | 54 | |
d62a17ae | 55 | if (mask.s_addr == 0) |
56 | return sizeof(long); | |
718e3744 | 57 | |
d62a17ae | 58 | sin.sin_addr = mask; |
59 | len = sizeof(struct sockaddr_in); | |
718e3744 | 60 | |
d62a17ae | 61 | lim = (char *)&sin.sin_addr; |
62 | p = lim + sizeof(sin.sin_addr); | |
718e3744 | 63 | |
d62a17ae | 64 | while (*--p == 0 && p >= lim) |
65 | len--; | |
66 | return len; | |
718e3744 | 67 | } |
746c4f02 | 68 | #endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */ |
718e3744 | 69 | |
5e8c8947 | 70 | #ifdef __OpenBSD__ |
8ecdb26e | 71 | static int kernel_rtm_add_labels(struct mpls_label_stack *nh_label, |
5e8c8947 RW |
72 | struct sockaddr_mpls *smpls) |
73 | { | |
74 | if (nh_label->num_labels > 1) { | |
75 | zlog_warn( | |
76 | "%s: can't push %u labels at " | |
77 | "once (maximum is 1)", | |
78 | __func__, nh_label->num_labels); | |
79 | return -1; | |
80 | } | |
81 | ||
82 | memset(smpls, 0, sizeof(*smpls)); | |
83 | smpls->smpls_len = sizeof(*smpls); | |
84 | smpls->smpls_family = AF_MPLS; | |
85 | smpls->smpls_label = htonl(nh_label->label[0] << MPLS_LABEL_OFFSET); | |
86 | ||
87 | return 0; | |
88 | } | |
89 | #endif | |
90 | ||
718e3744 | 91 | /* Interface between zebra message and rtm message. */ |
c886868f MS |
92 | static int kernel_rtm_ipv4(int cmd, const struct prefix *p, |
93 | struct route_entry *re) | |
718e3744 | 94 | |
95 | { | |
d62a17ae | 96 | struct sockaddr_in *mask = NULL; |
97 | struct sockaddr_in sin_dest, sin_mask, sin_gate; | |
fe6c7157 | 98 | #ifdef __OpenBSD__ |
d62a17ae | 99 | struct sockaddr_mpls smpls; |
d3e2c74a | 100 | #endif |
d62a17ae | 101 | union sockunion *smplsp = NULL; |
102 | struct nexthop *nexthop; | |
103 | int nexthop_num = 0; | |
104 | ifindex_t ifindex = 0; | |
105 | int gate = 0; | |
106 | int error; | |
107 | char prefix_buf[PREFIX_STRLEN]; | |
a8309422 | 108 | enum blackhole_type bh_type = BLACKHOLE_UNSPEC; |
d62a17ae | 109 | |
110 | if (IS_ZEBRA_DEBUG_RIB) | |
111 | prefix2str(p, prefix_buf, sizeof(prefix_buf)); | |
112 | memset(&sin_dest, 0, sizeof(struct sockaddr_in)); | |
113 | sin_dest.sin_family = AF_INET; | |
6f0e3f6e | 114 | #ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN |
d62a17ae | 115 | sin_dest.sin_len = sizeof(struct sockaddr_in); |
6f0e3f6e | 116 | #endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */ |
d62a17ae | 117 | sin_dest.sin_addr = p->u.prefix4; |
718e3744 | 118 | |
d62a17ae | 119 | memset(&sin_mask, 0, sizeof(struct sockaddr_in)); |
718e3744 | 120 | |
d62a17ae | 121 | memset(&sin_gate, 0, sizeof(struct sockaddr_in)); |
122 | sin_gate.sin_family = AF_INET; | |
6f0e3f6e | 123 | #ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN |
d62a17ae | 124 | sin_gate.sin_len = sizeof(struct sockaddr_in); |
6f0e3f6e | 125 | #endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */ |
718e3744 | 126 | |
d62a17ae | 127 | /* Make gateway. */ |
7ee30f28 | 128 | for (ALL_NEXTHOPS(re->ng, nexthop)) { |
d62a17ae | 129 | if (CHECK_FLAG(nexthop->flags, NEXTHOP_FLAG_RECURSIVE)) |
130 | continue; | |
131 | ||
132 | gate = 0; | |
133 | char gate_buf[INET_ADDRSTRLEN] = "NULL"; | |
134 | ||
135 | /* | |
136 | * XXX We need to refrain from kernel operations in some cases, | |
137 | * but this if statement seems overly cautious - what about | |
138 | * other than ADD and DELETE? | |
139 | */ | |
996c9314 | 140 | if ((cmd == RTM_ADD && NEXTHOP_IS_ACTIVE(nexthop->flags)) |
d62a17ae | 141 | || (cmd == RTM_DELETE |
142 | && CHECK_FLAG(nexthop->flags, NEXTHOP_FLAG_FIB))) { | |
143 | if (nexthop->type == NEXTHOP_TYPE_IPV4 | |
144 | || nexthop->type == NEXTHOP_TYPE_IPV4_IFINDEX) { | |
145 | sin_gate.sin_addr = nexthop->gate.ipv4; | |
146 | gate = 1; | |
147 | } | |
148 | if (nexthop->type == NEXTHOP_TYPE_IFINDEX | |
149 | || nexthop->type == NEXTHOP_TYPE_IPV4_IFINDEX) | |
150 | ifindex = nexthop->ifindex; | |
151 | if (nexthop->type == NEXTHOP_TYPE_BLACKHOLE) { | |
152 | struct in_addr loopback; | |
153 | loopback.s_addr = htonl(INADDR_LOOPBACK); | |
154 | sin_gate.sin_addr = loopback; | |
a8309422 | 155 | bh_type = nexthop->bh_type; |
d62a17ae | 156 | gate = 1; |
157 | } | |
158 | ||
159 | if (gate && p->prefixlen == 32) | |
160 | mask = NULL; | |
161 | else { | |
162 | masklen2ip(p->prefixlen, &sin_mask.sin_addr); | |
163 | sin_mask.sin_family = AF_INET; | |
6f0e3f6e | 164 | #ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN |
d62a17ae | 165 | sin_mask.sin_len = |
166 | sin_masklen(sin_mask.sin_addr); | |
6f0e3f6e | 167 | #endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */ |
d62a17ae | 168 | mask = &sin_mask; |
169 | } | |
718e3744 | 170 | |
fe6c7157 | 171 | #ifdef __OpenBSD__ |
5e8c8947 RW |
172 | if (nexthop->nh_label |
173 | && !kernel_rtm_add_labels(nexthop->nh_label, | |
174 | &smpls)) | |
175 | continue; | |
176 | smplsp = (union sockunion *)&smpls; | |
d3e2c74a RW |
177 | #endif |
178 | ||
60466a63 QY |
179 | error = rtm_write(cmd, (union sockunion *)&sin_dest, |
180 | (union sockunion *)mask, | |
181 | gate ? (union sockunion *)&sin_gate | |
182 | : NULL, | |
183 | smplsp, ifindex, bh_type, re->metric); | |
d62a17ae | 184 | |
185 | if (IS_ZEBRA_DEBUG_RIB) { | |
186 | if (!gate) { | |
187 | zlog_debug( | |
188 | "%s: %s: attention! gate not found for re %p", | |
189 | __func__, prefix_buf, re); | |
190 | route_entry_dump(p, NULL, re); | |
191 | } else | |
192 | inet_ntop(AF_INET, &sin_gate.sin_addr, | |
193 | gate_buf, INET_ADDRSTRLEN); | |
194 | } | |
195 | ||
196 | switch (error) { | |
197 | /* We only flag nexthops as being in FIB if rtm_write() | |
198 | * did its work. */ | |
199 | case ZEBRA_ERR_NOERROR: | |
200 | nexthop_num++; | |
201 | if (IS_ZEBRA_DEBUG_RIB) | |
202 | zlog_debug( | |
203 | "%s: %s: successfully did NH %s", | |
204 | __func__, prefix_buf, gate_buf); | |
d62a17ae | 205 | break; |
206 | ||
207 | /* The only valid case for this error is kernel's | |
208 | * failure to install | |
209 | * a multipath route, which is common for FreeBSD. This | |
210 | * should be | |
211 | * ignored silently, but logged as an error otherwise. | |
212 | */ | |
213 | case ZEBRA_ERR_RTEXIST: | |
214 | if (cmd != RTM_ADD) | |
af4c2728 | 215 | flog_err( |
43e52561 | 216 | LIB_ERR_SYSTEM_CALL, |
d62a17ae | 217 | "%s: rtm_write() returned %d for command %d", |
218 | __func__, error, cmd); | |
219 | continue; | |
220 | break; | |
221 | ||
222 | /* Given that our NEXTHOP_FLAG_FIB matches real kernel | |
223 | * FIB, it isn't | |
224 | * normal to get any other messages in ANY case. | |
225 | */ | |
226 | case ZEBRA_ERR_RTNOEXIST: | |
227 | case ZEBRA_ERR_RTUNREACH: | |
228 | default: | |
af4c2728 | 229 | flog_err( |
43e52561 | 230 | LIB_ERR_SYSTEM_CALL, |
d62a17ae | 231 | "%s: %s: rtm_write() unexpectedly returned %d for command %s", |
232 | __func__, | |
233 | prefix2str(p, prefix_buf, | |
234 | sizeof(prefix_buf)), | |
235 | error, | |
236 | lookup_msg(rtm_type_str, cmd, NULL)); | |
237 | break; | |
238 | } | |
239 | } /* if (cmd and flags make sense) */ | |
240 | else if (IS_ZEBRA_DEBUG_RIB) | |
241 | zlog_debug("%s: odd command %s for flags %d", __func__, | |
242 | lookup_msg(rtm_type_str, cmd, NULL), | |
243 | nexthop->flags); | |
244 | } /* for (ALL_NEXTHOPS(...))*/ | |
245 | ||
246 | /* If there was no useful nexthop, then complain. */ | |
247 | if (nexthop_num == 0 && IS_ZEBRA_DEBUG_KERNEL) | |
248 | zlog_debug("%s: No useful nexthops were found in RIB entry %p", | |
249 | __func__, re); | |
250 | ||
251 | return 0; /*XXX*/ | |
718e3744 | 252 | } |
253 | ||
746c4f02 | 254 | #ifdef SIN6_LEN |
718e3744 | 255 | /* Calculate sin6_len value for netmask socket value. */ |
d62a17ae | 256 | static int sin6_masklen(struct in6_addr mask) |
718e3744 | 257 | { |
d62a17ae | 258 | struct sockaddr_in6 sin6; |
259 | char *p, *lim; | |
260 | int len; | |
718e3744 | 261 | |
d62a17ae | 262 | if (IN6_IS_ADDR_UNSPECIFIED(&mask)) |
263 | return sizeof(long); | |
718e3744 | 264 | |
d62a17ae | 265 | sin6.sin6_addr = mask; |
266 | len = sizeof(struct sockaddr_in6); | |
718e3744 | 267 | |
d62a17ae | 268 | lim = (char *)&sin6.sin6_addr; |
269 | p = lim + sizeof(sin6.sin6_addr); | |
718e3744 | 270 | |
d62a17ae | 271 | while (*--p == 0 && p >= lim) |
272 | len--; | |
718e3744 | 273 | |
d62a17ae | 274 | return len; |
718e3744 | 275 | } |
746c4f02 | 276 | #endif /* SIN6_LEN */ |
718e3744 | 277 | |
718e3744 | 278 | /* Interface between zebra message and rtm message. */ |
c886868f MS |
279 | static int kernel_rtm_ipv6(int cmd, const struct prefix *p, |
280 | struct route_entry *re) | |
718e3744 | 281 | { |
d62a17ae | 282 | struct sockaddr_in6 *mask; |
283 | struct sockaddr_in6 sin_dest, sin_mask, sin_gate; | |
5e8c8947 RW |
284 | #ifdef __OpenBSD__ |
285 | struct sockaddr_mpls smpls; | |
286 | #endif | |
287 | union sockunion *smplsp = NULL; | |
d62a17ae | 288 | struct nexthop *nexthop; |
289 | int nexthop_num = 0; | |
290 | ifindex_t ifindex = 0; | |
291 | int gate = 0; | |
292 | int error; | |
a8309422 | 293 | enum blackhole_type bh_type = BLACKHOLE_UNSPEC; |
d62a17ae | 294 | |
295 | memset(&sin_dest, 0, sizeof(struct sockaddr_in6)); | |
296 | sin_dest.sin6_family = AF_INET6; | |
718e3744 | 297 | #ifdef SIN6_LEN |
d62a17ae | 298 | sin_dest.sin6_len = sizeof(struct sockaddr_in6); |
718e3744 | 299 | #endif /* SIN6_LEN */ |
d62a17ae | 300 | sin_dest.sin6_addr = p->u.prefix6; |
718e3744 | 301 | |
d62a17ae | 302 | memset(&sin_mask, 0, sizeof(struct sockaddr_in6)); |
718e3744 | 303 | |
d62a17ae | 304 | memset(&sin_gate, 0, sizeof(struct sockaddr_in6)); |
305 | sin_gate.sin6_family = AF_INET6; | |
6f0e3f6e | 306 | #ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN |
d62a17ae | 307 | sin_gate.sin6_len = sizeof(struct sockaddr_in6); |
6f0e3f6e | 308 | #endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */ |
718e3744 | 309 | |
d62a17ae | 310 | /* Make gateway. */ |
7ee30f28 | 311 | for (ALL_NEXTHOPS(re->ng, nexthop)) { |
d62a17ae | 312 | if (CHECK_FLAG(nexthop->flags, NEXTHOP_FLAG_RECURSIVE)) |
313 | continue; | |
fa713d9e | 314 | |
d62a17ae | 315 | gate = 0; |
718e3744 | 316 | |
996c9314 | 317 | if ((cmd == RTM_ADD && NEXTHOP_IS_ACTIVE(nexthop->flags)) |
2d74d637 | 318 | || (cmd == RTM_DELETE)) { |
d62a17ae | 319 | if (nexthop->type == NEXTHOP_TYPE_IPV6 |
320 | || nexthop->type == NEXTHOP_TYPE_IPV6_IFINDEX) { | |
321 | sin_gate.sin6_addr = nexthop->gate.ipv6; | |
322 | gate = 1; | |
323 | } | |
324 | if (nexthop->type == NEXTHOP_TYPE_IFINDEX | |
325 | || nexthop->type == NEXTHOP_TYPE_IPV6_IFINDEX) | |
326 | ifindex = nexthop->ifindex; | |
327 | ||
a8309422 DL |
328 | if (nexthop->type == NEXTHOP_TYPE_BLACKHOLE) |
329 | bh_type = nexthop->bh_type; | |
d62a17ae | 330 | } |
331 | ||
332 | /* Under kame set interface index to link local address. */ | |
718e3744 | 333 | #ifdef KAME |
334 | ||
d62a17ae | 335 | #define SET_IN6_LINKLOCAL_IFINDEX(a, i) \ |
336 | do { \ | |
337 | (a).s6_addr[2] = ((i) >> 8) & 0xff; \ | |
338 | (a).s6_addr[3] = (i)&0xff; \ | |
339 | } while (0) | |
718e3744 | 340 | |
d62a17ae | 341 | if (gate && IN6_IS_ADDR_LINKLOCAL(&sin_gate.sin6_addr)) |
342 | SET_IN6_LINKLOCAL_IFINDEX(sin_gate.sin6_addr, ifindex); | |
718e3744 | 343 | #endif /* KAME */ |
344 | ||
d62a17ae | 345 | if (gate && p->prefixlen == 128) |
346 | mask = NULL; | |
347 | else { | |
348 | masklen2ip6(p->prefixlen, &sin_mask.sin6_addr); | |
349 | sin_mask.sin6_family = AF_INET6; | |
718e3744 | 350 | #ifdef SIN6_LEN |
d62a17ae | 351 | sin_mask.sin6_len = sin6_masklen(sin_mask.sin6_addr); |
718e3744 | 352 | #endif /* SIN6_LEN */ |
d62a17ae | 353 | mask = &sin_mask; |
354 | } | |
718e3744 | 355 | |
5e8c8947 RW |
356 | #ifdef __OpenBSD__ |
357 | if (nexthop->nh_label | |
358 | && !kernel_rtm_add_labels(nexthop->nh_label, &smpls)) | |
359 | continue; | |
360 | smplsp = (union sockunion *)&smpls; | |
361 | #endif | |
362 | ||
d62a17ae | 363 | error = rtm_write(cmd, (union sockunion *)&sin_dest, |
364 | (union sockunion *)mask, | |
365 | gate ? (union sockunion *)&sin_gate : NULL, | |
a8309422 | 366 | smplsp, ifindex, bh_type, re->metric); |
d62a17ae | 367 | (void)error; |
718e3744 | 368 | |
d62a17ae | 369 | nexthop_num++; |
370 | } | |
718e3744 | 371 | |
d62a17ae | 372 | /* If there is no useful nexthop then return. */ |
373 | if (nexthop_num == 0) { | |
374 | if (IS_ZEBRA_DEBUG_KERNEL) | |
375 | zlog_debug("kernel_rtm_ipv6(): No useful nexthop."); | |
376 | return 0; | |
377 | } | |
718e3744 | 378 | |
d62a17ae | 379 | return 0; /*XXX*/ |
718e3744 | 380 | } |
381 | ||
c886868f | 382 | static int kernel_rtm(int cmd, const struct prefix *p, struct route_entry *re) |
62ccf1e5 | 383 | { |
d62a17ae | 384 | switch (PREFIX_FAMILY(p)) { |
385 | case AF_INET: | |
386 | return kernel_rtm_ipv4(cmd, p, re); | |
387 | case AF_INET6: | |
388 | return kernel_rtm_ipv6(cmd, p, re); | |
389 | } | |
390 | return 0; | |
62ccf1e5 TT |
391 | } |
392 | ||
1e885672 | 393 | enum dp_req_result kernel_route_rib(struct route_node *rn, |
86391e56 MS |
394 | const struct prefix *p, |
395 | const struct prefix *src_p, | |
1e885672 DS |
396 | struct route_entry *old, |
397 | struct route_entry *new) | |
718e3744 | 398 | { |
d62a17ae | 399 | int route = 0; |
edd7c245 | 400 | |
d62a17ae | 401 | if (src_p && src_p->prefixlen) { |
43e52561 | 402 | zlog_warn("%s: IPv6 sourcedest routes unsupported!", __func__); |
f47598b0 | 403 | return DP_REQUEST_FAILURE; |
d62a17ae | 404 | } |
05737783 | 405 | |
01b9e3fd | 406 | frr_elevate_privs(&zserv_privs) { |
be717a0a | 407 | |
01b9e3fd DL |
408 | if (old) |
409 | route |= kernel_rtm(RTM_DELETE, p, old); | |
62ccf1e5 | 410 | |
01b9e3fd DL |
411 | if (new) |
412 | route |= kernel_rtm(RTM_ADD, p, new); | |
be717a0a | 413 | |
01b9e3fd | 414 | } |
edd7c245 | 415 | |
0c555cc6 | 416 | if (new) { |
996c9314 LB |
417 | kernel_route_rib_pass_fail( |
418 | rn, p, new, | |
215181cb DS |
419 | (!route) ? DP_INSTALL_SUCCESS |
420 | : DP_INSTALL_FAILURE); | |
0c555cc6 | 421 | } else { |
7d974ba3 | 422 | kernel_route_rib_pass_fail(rn, p, old, |
996c9314 | 423 | (!route) |
215181cb DS |
424 | ? DP_DELETE_SUCCESS |
425 | : DP_DELETE_FAILURE); | |
0c555cc6 | 426 | } |
1e885672 DS |
427 | |
428 | return DP_REQUEST_SUCCESS; | |
718e3744 | 429 | } |
6b8a5694 | 430 | |
d62a17ae | 431 | int kernel_neigh_update(int add, int ifindex, uint32_t addr, char *lla, |
5895d33f | 432 | int llalen, ns_id_t ns_id) |
6b8a5694 | 433 | { |
d62a17ae | 434 | /* TODO */ |
435 | return 0; | |
6b8a5694 | 436 | } |
1498c059 | 437 | |
43b5cc5e | 438 | extern int kernel_get_ipmr_sg_stats(struct zebra_vrf *zvrf, void *mroute) |
1498c059 | 439 | { |
d62a17ae | 440 | return 0; |
1498c059 | 441 | } |
13d60d35 | 442 | |
d62a17ae | 443 | int kernel_add_vtep(vni_t vni, struct interface *ifp, struct in_addr *vtep_ip) |
13d60d35 | 444 | { |
d62a17ae | 445 | return 0; |
13d60d35 | 446 | } |
447 | ||
d62a17ae | 448 | int kernel_del_vtep(vni_t vni, struct interface *ifp, struct in_addr *vtep_ip) |
13d60d35 | 449 | { |
d62a17ae | 450 | return 0; |
13d60d35 | 451 | } |
2232a77c | 452 | |
d62a17ae | 453 | int kernel_add_mac(struct interface *ifp, vlanid_t vid, struct ethaddr *mac, |
d7c0a89a | 454 | struct in_addr vtep_ip, uint8_t sticky) |
2232a77c | 455 | { |
d62a17ae | 456 | return 0; |
2232a77c | 457 | } |
458 | ||
d62a17ae | 459 | int kernel_del_mac(struct interface *ifp, vlanid_t vid, struct ethaddr *mac, |
460 | struct in_addr vtep_ip, int local) | |
2232a77c | 461 | { |
d62a17ae | 462 | return 0; |
2232a77c | 463 | } |
464 | ||
d62a17ae | 465 | int kernel_add_neigh(struct interface *ifp, struct ipaddr *ip, |
68e33151 | 466 | struct ethaddr *mac, uint8_t flags) |
2232a77c | 467 | { |
d62a17ae | 468 | return 0; |
2232a77c | 469 | } |
470 | ||
d62a17ae | 471 | int kernel_del_neigh(struct interface *ifp, struct ipaddr *ip) |
2232a77c | 472 | { |
d62a17ae | 473 | return 0; |
2232a77c | 474 | } |
e0ae31b8 DS |
475 | |
476 | extern int kernel_interface_set_master(struct interface *master, | |
477 | struct interface *slave) | |
478 | { | |
479 | return 0; | |
480 | } | |
0ecfe5bf | 481 | |
dc7b3cae DS |
482 | uint32_t kernel_get_speed(struct interface *ifp) |
483 | { | |
484 | return ifp->speed; | |
485 | } | |
486 | ||
ddfeb486 | 487 | #endif /* !HAVE_NETLINK */ |