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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" |
718e3744 | 36 | |
37 | #include "zebra/debug.h" | |
38 | #include "zebra/rib.h" | |
6621ca86 | 39 | #include "zebra/rt.h" |
dc95824a | 40 | #include "zebra/kernel_socket.h" |
d3e2c74a | 41 | #include "zebra/zebra_mpls.h" |
718e3744 | 42 | |
edd7c245 | 43 | extern struct zebra_privs_t zserv_privs; |
44 | ||
746c4f02 | 45 | #ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN |
718e3744 | 46 | /* Adjust netmask socket length. Return value is a adjusted sin_len |
47 | value. */ | |
d62a17ae | 48 | static int sin_masklen(struct in_addr mask) |
718e3744 | 49 | { |
d62a17ae | 50 | char *p, *lim; |
51 | int len; | |
52 | struct sockaddr_in sin; | |
718e3744 | 53 | |
d62a17ae | 54 | if (mask.s_addr == 0) |
55 | return sizeof(long); | |
718e3744 | 56 | |
d62a17ae | 57 | sin.sin_addr = mask; |
58 | len = sizeof(struct sockaddr_in); | |
718e3744 | 59 | |
d62a17ae | 60 | lim = (char *)&sin.sin_addr; |
61 | p = lim + sizeof(sin.sin_addr); | |
718e3744 | 62 | |
d62a17ae | 63 | while (*--p == 0 && p >= lim) |
64 | len--; | |
65 | return len; | |
718e3744 | 66 | } |
746c4f02 | 67 | #endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */ |
718e3744 | 68 | |
5e8c8947 | 69 | #ifdef __OpenBSD__ |
8ecdb26e | 70 | static int kernel_rtm_add_labels(struct mpls_label_stack *nh_label, |
5e8c8947 RW |
71 | struct sockaddr_mpls *smpls) |
72 | { | |
73 | if (nh_label->num_labels > 1) { | |
74 | zlog_warn( | |
75 | "%s: can't push %u labels at " | |
76 | "once (maximum is 1)", | |
77 | __func__, nh_label->num_labels); | |
78 | return -1; | |
79 | } | |
80 | ||
81 | memset(smpls, 0, sizeof(*smpls)); | |
82 | smpls->smpls_len = sizeof(*smpls); | |
83 | smpls->smpls_family = AF_MPLS; | |
84 | smpls->smpls_label = htonl(nh_label->label[0] << MPLS_LABEL_OFFSET); | |
85 | ||
86 | return 0; | |
87 | } | |
88 | #endif | |
89 | ||
718e3744 | 90 | /* Interface between zebra message and rtm message. */ |
d62a17ae | 91 | static int kernel_rtm_ipv4(int cmd, struct prefix *p, struct route_entry *re) |
718e3744 | 92 | |
93 | { | |
d62a17ae | 94 | struct sockaddr_in *mask = NULL; |
95 | struct sockaddr_in sin_dest, sin_mask, sin_gate; | |
fe6c7157 | 96 | #ifdef __OpenBSD__ |
d62a17ae | 97 | struct sockaddr_mpls smpls; |
d3e2c74a | 98 | #endif |
d62a17ae | 99 | union sockunion *smplsp = NULL; |
100 | struct nexthop *nexthop; | |
101 | int nexthop_num = 0; | |
102 | ifindex_t ifindex = 0; | |
103 | int gate = 0; | |
104 | int error; | |
105 | char prefix_buf[PREFIX_STRLEN]; | |
a8309422 | 106 | enum blackhole_type bh_type = BLACKHOLE_UNSPEC; |
d62a17ae | 107 | |
108 | if (IS_ZEBRA_DEBUG_RIB) | |
109 | prefix2str(p, prefix_buf, sizeof(prefix_buf)); | |
110 | memset(&sin_dest, 0, sizeof(struct sockaddr_in)); | |
111 | sin_dest.sin_family = AF_INET; | |
6f0e3f6e | 112 | #ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN |
d62a17ae | 113 | sin_dest.sin_len = sizeof(struct sockaddr_in); |
6f0e3f6e | 114 | #endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */ |
d62a17ae | 115 | sin_dest.sin_addr = p->u.prefix4; |
718e3744 | 116 | |
d62a17ae | 117 | memset(&sin_mask, 0, sizeof(struct sockaddr_in)); |
718e3744 | 118 | |
d62a17ae | 119 | memset(&sin_gate, 0, sizeof(struct sockaddr_in)); |
120 | sin_gate.sin_family = AF_INET; | |
6f0e3f6e | 121 | #ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN |
d62a17ae | 122 | sin_gate.sin_len = sizeof(struct sockaddr_in); |
6f0e3f6e | 123 | #endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */ |
718e3744 | 124 | |
d62a17ae | 125 | /* Make gateway. */ |
126 | for (ALL_NEXTHOPS(re->nexthop, nexthop)) { | |
127 | if (CHECK_FLAG(nexthop->flags, NEXTHOP_FLAG_RECURSIVE)) | |
128 | continue; | |
129 | ||
130 | gate = 0; | |
131 | char gate_buf[INET_ADDRSTRLEN] = "NULL"; | |
132 | ||
133 | /* | |
134 | * XXX We need to refrain from kernel operations in some cases, | |
135 | * but this if statement seems overly cautious - what about | |
136 | * other than ADD and DELETE? | |
137 | */ | |
996c9314 | 138 | if ((cmd == RTM_ADD && NEXTHOP_IS_ACTIVE(nexthop->flags)) |
d62a17ae | 139 | || (cmd == RTM_DELETE |
140 | && CHECK_FLAG(nexthop->flags, NEXTHOP_FLAG_FIB))) { | |
141 | if (nexthop->type == NEXTHOP_TYPE_IPV4 | |
142 | || nexthop->type == NEXTHOP_TYPE_IPV4_IFINDEX) { | |
143 | sin_gate.sin_addr = nexthop->gate.ipv4; | |
144 | gate = 1; | |
145 | } | |
146 | if (nexthop->type == NEXTHOP_TYPE_IFINDEX | |
147 | || nexthop->type == NEXTHOP_TYPE_IPV4_IFINDEX) | |
148 | ifindex = nexthop->ifindex; | |
149 | if (nexthop->type == NEXTHOP_TYPE_BLACKHOLE) { | |
150 | struct in_addr loopback; | |
151 | loopback.s_addr = htonl(INADDR_LOOPBACK); | |
152 | sin_gate.sin_addr = loopback; | |
a8309422 | 153 | bh_type = nexthop->bh_type; |
d62a17ae | 154 | gate = 1; |
155 | } | |
156 | ||
157 | if (gate && p->prefixlen == 32) | |
158 | mask = NULL; | |
159 | else { | |
160 | masklen2ip(p->prefixlen, &sin_mask.sin_addr); | |
161 | sin_mask.sin_family = AF_INET; | |
6f0e3f6e | 162 | #ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN |
d62a17ae | 163 | sin_mask.sin_len = |
164 | sin_masklen(sin_mask.sin_addr); | |
6f0e3f6e | 165 | #endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */ |
d62a17ae | 166 | mask = &sin_mask; |
167 | } | |
718e3744 | 168 | |
fe6c7157 | 169 | #ifdef __OpenBSD__ |
5e8c8947 RW |
170 | if (nexthop->nh_label |
171 | && !kernel_rtm_add_labels(nexthop->nh_label, | |
172 | &smpls)) | |
173 | continue; | |
174 | smplsp = (union sockunion *)&smpls; | |
d3e2c74a RW |
175 | #endif |
176 | ||
60466a63 QY |
177 | error = rtm_write(cmd, (union sockunion *)&sin_dest, |
178 | (union sockunion *)mask, | |
179 | gate ? (union sockunion *)&sin_gate | |
180 | : NULL, | |
181 | smplsp, ifindex, bh_type, re->metric); | |
d62a17ae | 182 | |
183 | if (IS_ZEBRA_DEBUG_RIB) { | |
184 | if (!gate) { | |
185 | zlog_debug( | |
186 | "%s: %s: attention! gate not found for re %p", | |
187 | __func__, prefix_buf, re); | |
188 | route_entry_dump(p, NULL, re); | |
189 | } else | |
190 | inet_ntop(AF_INET, &sin_gate.sin_addr, | |
191 | gate_buf, INET_ADDRSTRLEN); | |
192 | } | |
193 | ||
194 | switch (error) { | |
195 | /* We only flag nexthops as being in FIB if rtm_write() | |
196 | * did its work. */ | |
197 | case ZEBRA_ERR_NOERROR: | |
198 | nexthop_num++; | |
199 | if (IS_ZEBRA_DEBUG_RIB) | |
200 | zlog_debug( | |
201 | "%s: %s: successfully did NH %s", | |
202 | __func__, prefix_buf, gate_buf); | |
d62a17ae | 203 | break; |
204 | ||
205 | /* The only valid case for this error is kernel's | |
206 | * failure to install | |
207 | * a multipath route, which is common for FreeBSD. This | |
208 | * should be | |
209 | * ignored silently, but logged as an error otherwise. | |
210 | */ | |
211 | case ZEBRA_ERR_RTEXIST: | |
212 | if (cmd != RTM_ADD) | |
213 | zlog_err( | |
214 | "%s: rtm_write() returned %d for command %d", | |
215 | __func__, error, cmd); | |
216 | continue; | |
217 | break; | |
218 | ||
219 | /* Given that our NEXTHOP_FLAG_FIB matches real kernel | |
220 | * FIB, it isn't | |
221 | * normal to get any other messages in ANY case. | |
222 | */ | |
223 | case ZEBRA_ERR_RTNOEXIST: | |
224 | case ZEBRA_ERR_RTUNREACH: | |
225 | default: | |
226 | zlog_err( | |
227 | "%s: %s: rtm_write() unexpectedly returned %d for command %s", | |
228 | __func__, | |
229 | prefix2str(p, prefix_buf, | |
230 | sizeof(prefix_buf)), | |
231 | error, | |
232 | lookup_msg(rtm_type_str, cmd, NULL)); | |
233 | break; | |
234 | } | |
235 | } /* if (cmd and flags make sense) */ | |
236 | else if (IS_ZEBRA_DEBUG_RIB) | |
237 | zlog_debug("%s: odd command %s for flags %d", __func__, | |
238 | lookup_msg(rtm_type_str, cmd, NULL), | |
239 | nexthop->flags); | |
240 | } /* for (ALL_NEXTHOPS(...))*/ | |
241 | ||
242 | /* If there was no useful nexthop, then complain. */ | |
243 | if (nexthop_num == 0 && IS_ZEBRA_DEBUG_KERNEL) | |
244 | zlog_debug("%s: No useful nexthops were found in RIB entry %p", | |
245 | __func__, re); | |
246 | ||
247 | return 0; /*XXX*/ | |
718e3744 | 248 | } |
249 | ||
746c4f02 | 250 | #ifdef SIN6_LEN |
718e3744 | 251 | /* Calculate sin6_len value for netmask socket value. */ |
d62a17ae | 252 | static int sin6_masklen(struct in6_addr mask) |
718e3744 | 253 | { |
d62a17ae | 254 | struct sockaddr_in6 sin6; |
255 | char *p, *lim; | |
256 | int len; | |
718e3744 | 257 | |
d62a17ae | 258 | if (IN6_IS_ADDR_UNSPECIFIED(&mask)) |
259 | return sizeof(long); | |
718e3744 | 260 | |
d62a17ae | 261 | sin6.sin6_addr = mask; |
262 | len = sizeof(struct sockaddr_in6); | |
718e3744 | 263 | |
d62a17ae | 264 | lim = (char *)&sin6.sin6_addr; |
265 | p = lim + sizeof(sin6.sin6_addr); | |
718e3744 | 266 | |
d62a17ae | 267 | while (*--p == 0 && p >= lim) |
268 | len--; | |
718e3744 | 269 | |
d62a17ae | 270 | return len; |
718e3744 | 271 | } |
746c4f02 | 272 | #endif /* SIN6_LEN */ |
718e3744 | 273 | |
718e3744 | 274 | /* Interface between zebra message and rtm message. */ |
d62a17ae | 275 | static int kernel_rtm_ipv6(int cmd, struct prefix *p, struct route_entry *re) |
718e3744 | 276 | { |
d62a17ae | 277 | struct sockaddr_in6 *mask; |
278 | struct sockaddr_in6 sin_dest, sin_mask, sin_gate; | |
5e8c8947 RW |
279 | #ifdef __OpenBSD__ |
280 | struct sockaddr_mpls smpls; | |
281 | #endif | |
282 | union sockunion *smplsp = NULL; | |
d62a17ae | 283 | struct nexthop *nexthop; |
284 | int nexthop_num = 0; | |
285 | ifindex_t ifindex = 0; | |
286 | int gate = 0; | |
287 | int error; | |
a8309422 | 288 | enum blackhole_type bh_type = BLACKHOLE_UNSPEC; |
d62a17ae | 289 | |
290 | memset(&sin_dest, 0, sizeof(struct sockaddr_in6)); | |
291 | sin_dest.sin6_family = AF_INET6; | |
718e3744 | 292 | #ifdef SIN6_LEN |
d62a17ae | 293 | sin_dest.sin6_len = sizeof(struct sockaddr_in6); |
718e3744 | 294 | #endif /* SIN6_LEN */ |
d62a17ae | 295 | sin_dest.sin6_addr = p->u.prefix6; |
718e3744 | 296 | |
d62a17ae | 297 | memset(&sin_mask, 0, sizeof(struct sockaddr_in6)); |
718e3744 | 298 | |
d62a17ae | 299 | memset(&sin_gate, 0, sizeof(struct sockaddr_in6)); |
300 | sin_gate.sin6_family = AF_INET6; | |
6f0e3f6e | 301 | #ifdef HAVE_STRUCT_SOCKADDR_IN_SIN_LEN |
d62a17ae | 302 | sin_gate.sin6_len = sizeof(struct sockaddr_in6); |
6f0e3f6e | 303 | #endif /* HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */ |
718e3744 | 304 | |
d62a17ae | 305 | /* Make gateway. */ |
306 | for (ALL_NEXTHOPS(re->nexthop, nexthop)) { | |
307 | if (CHECK_FLAG(nexthop->flags, NEXTHOP_FLAG_RECURSIVE)) | |
308 | continue; | |
fa713d9e | 309 | |
d62a17ae | 310 | gate = 0; |
718e3744 | 311 | |
996c9314 | 312 | if ((cmd == RTM_ADD && NEXTHOP_IS_ACTIVE(nexthop->flags)) |
2d74d637 | 313 | || (cmd == RTM_DELETE)) { |
d62a17ae | 314 | if (nexthop->type == NEXTHOP_TYPE_IPV6 |
315 | || nexthop->type == NEXTHOP_TYPE_IPV6_IFINDEX) { | |
316 | sin_gate.sin6_addr = nexthop->gate.ipv6; | |
317 | gate = 1; | |
318 | } | |
319 | if (nexthop->type == NEXTHOP_TYPE_IFINDEX | |
320 | || nexthop->type == NEXTHOP_TYPE_IPV6_IFINDEX) | |
321 | ifindex = nexthop->ifindex; | |
322 | ||
a8309422 DL |
323 | if (nexthop->type == NEXTHOP_TYPE_BLACKHOLE) |
324 | bh_type = nexthop->bh_type; | |
d62a17ae | 325 | } |
326 | ||
327 | /* Under kame set interface index to link local address. */ | |
718e3744 | 328 | #ifdef KAME |
329 | ||
d62a17ae | 330 | #define SET_IN6_LINKLOCAL_IFINDEX(a, i) \ |
331 | do { \ | |
332 | (a).s6_addr[2] = ((i) >> 8) & 0xff; \ | |
333 | (a).s6_addr[3] = (i)&0xff; \ | |
334 | } while (0) | |
718e3744 | 335 | |
d62a17ae | 336 | if (gate && IN6_IS_ADDR_LINKLOCAL(&sin_gate.sin6_addr)) |
337 | SET_IN6_LINKLOCAL_IFINDEX(sin_gate.sin6_addr, ifindex); | |
718e3744 | 338 | #endif /* KAME */ |
339 | ||
d62a17ae | 340 | if (gate && p->prefixlen == 128) |
341 | mask = NULL; | |
342 | else { | |
343 | masklen2ip6(p->prefixlen, &sin_mask.sin6_addr); | |
344 | sin_mask.sin6_family = AF_INET6; | |
718e3744 | 345 | #ifdef SIN6_LEN |
d62a17ae | 346 | sin_mask.sin6_len = sin6_masklen(sin_mask.sin6_addr); |
718e3744 | 347 | #endif /* SIN6_LEN */ |
d62a17ae | 348 | mask = &sin_mask; |
349 | } | |
718e3744 | 350 | |
5e8c8947 RW |
351 | #ifdef __OpenBSD__ |
352 | if (nexthop->nh_label | |
353 | && !kernel_rtm_add_labels(nexthop->nh_label, &smpls)) | |
354 | continue; | |
355 | smplsp = (union sockunion *)&smpls; | |
356 | #endif | |
357 | ||
d62a17ae | 358 | error = rtm_write(cmd, (union sockunion *)&sin_dest, |
359 | (union sockunion *)mask, | |
360 | gate ? (union sockunion *)&sin_gate : NULL, | |
a8309422 | 361 | smplsp, ifindex, bh_type, re->metric); |
d62a17ae | 362 | (void)error; |
718e3744 | 363 | |
d62a17ae | 364 | nexthop_num++; |
365 | } | |
718e3744 | 366 | |
d62a17ae | 367 | /* If there is no useful nexthop then return. */ |
368 | if (nexthop_num == 0) { | |
369 | if (IS_ZEBRA_DEBUG_KERNEL) | |
370 | zlog_debug("kernel_rtm_ipv6(): No useful nexthop."); | |
371 | return 0; | |
372 | } | |
718e3744 | 373 | |
d62a17ae | 374 | return 0; /*XXX*/ |
718e3744 | 375 | } |
376 | ||
d62a17ae | 377 | static int kernel_rtm(int cmd, struct prefix *p, struct route_entry *re) |
62ccf1e5 | 378 | { |
d62a17ae | 379 | switch (PREFIX_FAMILY(p)) { |
380 | case AF_INET: | |
381 | return kernel_rtm_ipv4(cmd, p, re); | |
382 | case AF_INET6: | |
383 | return kernel_rtm_ipv6(cmd, p, re); | |
384 | } | |
385 | return 0; | |
62ccf1e5 TT |
386 | } |
387 | ||
7d974ba3 DS |
388 | void kernel_route_rib(struct route_node *rn, struct prefix *p, |
389 | struct prefix *src_p, struct route_entry *old, | |
390 | struct route_entry *new) | |
718e3744 | 391 | { |
d62a17ae | 392 | int route = 0; |
edd7c245 | 393 | |
d62a17ae | 394 | if (src_p && src_p->prefixlen) { |
395 | zlog_err("route add: IPv6 sourcedest routes unsupported!"); | |
4a83e7a0 | 396 | return; |
d62a17ae | 397 | } |
05737783 | 398 | |
d62a17ae | 399 | if (zserv_privs.change(ZPRIVS_RAISE)) |
400 | zlog_err("Can't raise privileges"); | |
be717a0a | 401 | |
d62a17ae | 402 | if (old) |
403 | route |= kernel_rtm(RTM_DELETE, p, old); | |
62ccf1e5 | 404 | |
d62a17ae | 405 | if (new) |
406 | route |= kernel_rtm(RTM_ADD, p, new); | |
be717a0a | 407 | |
d62a17ae | 408 | if (zserv_privs.change(ZPRIVS_LOWER)) |
409 | zlog_err("Can't lower privileges"); | |
edd7c245 | 410 | |
0c555cc6 | 411 | if (new) { |
996c9314 LB |
412 | kernel_route_rib_pass_fail( |
413 | rn, p, new, | |
414 | (!route) ? SOUTHBOUND_INSTALL_SUCCESS | |
415 | : SOUTHBOUND_INSTALL_FAILURE); | |
0c555cc6 | 416 | } else { |
7d974ba3 | 417 | kernel_route_rib_pass_fail(rn, p, old, |
996c9314 LB |
418 | (!route) |
419 | ? SOUTHBOUND_DELETE_SUCCESS | |
420 | : SOUTHBOUND_DELETE_FAILURE); | |
0c555cc6 | 421 | } |
718e3744 | 422 | } |
6b8a5694 | 423 | |
d62a17ae | 424 | int kernel_neigh_update(int add, int ifindex, uint32_t addr, char *lla, |
5895d33f | 425 | int llalen, ns_id_t ns_id) |
6b8a5694 | 426 | { |
d62a17ae | 427 | /* TODO */ |
428 | return 0; | |
6b8a5694 | 429 | } |
1498c059 | 430 | |
43b5cc5e | 431 | extern int kernel_get_ipmr_sg_stats(struct zebra_vrf *zvrf, void *mroute) |
1498c059 | 432 | { |
d62a17ae | 433 | return 0; |
1498c059 | 434 | } |
13d60d35 | 435 | |
d62a17ae | 436 | int kernel_add_vtep(vni_t vni, struct interface *ifp, struct in_addr *vtep_ip) |
13d60d35 | 437 | { |
d62a17ae | 438 | return 0; |
13d60d35 | 439 | } |
440 | ||
d62a17ae | 441 | int kernel_del_vtep(vni_t vni, struct interface *ifp, struct in_addr *vtep_ip) |
13d60d35 | 442 | { |
d62a17ae | 443 | return 0; |
13d60d35 | 444 | } |
2232a77c | 445 | |
d62a17ae | 446 | int kernel_add_mac(struct interface *ifp, vlanid_t vid, struct ethaddr *mac, |
447 | struct in_addr vtep_ip, u_char sticky) | |
2232a77c | 448 | { |
d62a17ae | 449 | return 0; |
2232a77c | 450 | } |
451 | ||
d62a17ae | 452 | int kernel_del_mac(struct interface *ifp, vlanid_t vid, struct ethaddr *mac, |
453 | struct in_addr vtep_ip, int local) | |
2232a77c | 454 | { |
d62a17ae | 455 | return 0; |
2232a77c | 456 | } |
457 | ||
d62a17ae | 458 | int kernel_add_neigh(struct interface *ifp, struct ipaddr *ip, |
459 | struct ethaddr *mac) | |
2232a77c | 460 | { |
d62a17ae | 461 | return 0; |
2232a77c | 462 | } |
463 | ||
d62a17ae | 464 | int kernel_del_neigh(struct interface *ifp, struct ipaddr *ip) |
2232a77c | 465 | { |
d62a17ae | 466 | return 0; |
2232a77c | 467 | } |
e0ae31b8 DS |
468 | |
469 | extern int kernel_interface_set_master(struct interface *master, | |
470 | struct interface *slave) | |
471 | { | |
472 | return 0; | |
473 | } | |
0ecfe5bf | 474 | |
dc7b3cae DS |
475 | uint32_t kernel_get_speed(struct interface *ifp) |
476 | { | |
477 | return ifp->speed; | |
478 | } | |
479 | ||
ddfeb486 | 480 | #endif /* !HAVE_NETLINK */ |