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in6_proto.c (185571) in6_proto.c (185895)
1/*-
2 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the project nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $KAME: in6_proto.c,v 1.91 2001/05/27 13:28:35 itojun Exp $
30 */
31
32/*-
33 * Copyright (c) 1982, 1986, 1993
34 * The Regents of the University of California. All rights reserved.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 * 1. Redistributions of source code must retain the above copyright
40 * notice, this list of conditions and the following disclaimer.
41 * 2. Redistributions in binary form must reproduce the above copyright
42 * notice, this list of conditions and the following disclaimer in the
43 * documentation and/or other materials provided with the distribution.
44 * 4. Neither the name of the University nor the names of its contributors
45 * may be used to endorse or promote products derived from this software
46 * without specific prior written permission.
47 *
48 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58 * SUCH DAMAGE.
59 *
60 * @(#)in_proto.c 8.1 (Berkeley) 6/10/93
61 */
62
63#include <sys/cdefs.h>
1/*-
2 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the project nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $KAME: in6_proto.c,v 1.91 2001/05/27 13:28:35 itojun Exp $
30 */
31
32/*-
33 * Copyright (c) 1982, 1986, 1993
34 * The Regents of the University of California. All rights reserved.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 * 1. Redistributions of source code must retain the above copyright
40 * notice, this list of conditions and the following disclaimer.
41 * 2. Redistributions in binary form must reproduce the above copyright
42 * notice, this list of conditions and the following disclaimer in the
43 * documentation and/or other materials provided with the distribution.
44 * 4. Neither the name of the University nor the names of its contributors
45 * may be used to endorse or promote products derived from this software
46 * without specific prior written permission.
47 *
48 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58 * SUCH DAMAGE.
59 *
60 * @(#)in_proto.c 8.1 (Berkeley) 6/10/93
61 */
62
63#include <sys/cdefs.h>
64__FBSDID("$FreeBSD: head/sys/netinet6/in6_proto.c 185571 2008-12-02 21:37:28Z bz $");
64__FBSDID("$FreeBSD: head/sys/netinet6/in6_proto.c 185895 2008-12-10 23:12:39Z zec $");
65
66#include "opt_inet.h"
67#include "opt_inet6.h"
68#include "opt_ipsec.h"
69#include "opt_ipstealth.h"
70#include "opt_carp.h"
71#include "opt_sctp.h"
72#include "opt_mpath.h"
73
74#include <sys/param.h>
75#include <sys/socket.h>
76#include <sys/socketvar.h>
65
66#include "opt_inet.h"
67#include "opt_inet6.h"
68#include "opt_ipsec.h"
69#include "opt_ipstealth.h"
70#include "opt_carp.h"
71#include "opt_sctp.h"
72#include "opt_mpath.h"
73
74#include <sys/param.h>
75#include <sys/socket.h>
76#include <sys/socketvar.h>
77#include <sys/proc.h>
77#include <sys/protosw.h>
78#include <sys/kernel.h>
79#include <sys/domain.h>
80#include <sys/mbuf.h>
81#include <sys/systm.h>
82#include <sys/sysctl.h>
83#include <sys/vimage.h>
84
85#include <net/if.h>
86#include <net/radix.h>
87#include <net/route.h>
88#ifdef RADIX_MPATH
89#include <net/radix_mpath.h>
90#endif
91
92#include <netinet/in.h>
93#include <netinet/in_systm.h>
94#include <netinet/in_var.h>
95#include <netinet/ip_encap.h>
96#include <netinet/ip.h>
97#include <netinet/ip_var.h>
98#include <netinet/ip6.h>
99#include <netinet6/ip6_var.h>
100#include <netinet/icmp6.h>
101
102#include <netinet/tcp.h>
103#include <netinet/tcp_timer.h>
104#include <netinet/tcp_var.h>
105#include <netinet/udp.h>
106#include <netinet/udp_var.h>
107#include <netinet6/tcp6_var.h>
108#include <netinet6/raw_ip6.h>
109#include <netinet6/udp6_var.h>
110#include <netinet6/pim6_var.h>
111#include <netinet6/nd6.h>
112
113#ifdef DEV_CARP
114#include <netinet/ip_carp.h>
115#endif
116
117#ifdef SCTP
118#include <netinet/in_pcb.h>
119#include <netinet/sctp_pcb.h>
120#include <netinet/sctp.h>
121#include <netinet/sctp_var.h>
122#include <netinet6/sctp6_var.h>
123#endif /* SCTP */
124
125#ifdef IPSEC
126#include <netipsec/ipsec.h>
127#include <netipsec/ipsec6.h>
128#endif /* IPSEC */
129
130#include <netinet6/ip6protosw.h>
131#include <netinet6/vinet6.h>
132
133/*
134 * TCP/IP protocol family: IP6, ICMP6, UDP, TCP.
135 */
136
137extern struct domain inet6domain;
138static struct pr_usrreqs nousrreqs;
139
140#define PR_LISTEN 0
141#define PR_ABRTACPTDIS 0
142
143struct ip6protosw inet6sw[] = {
144{
145 .pr_type = 0,
146 .pr_domain = &inet6domain,
147 .pr_protocol = IPPROTO_IPV6,
148 .pr_init = ip6_init,
149 .pr_slowtimo = frag6_slowtimo,
150 .pr_drain = frag6_drain,
151 .pr_usrreqs = &nousrreqs,
152},
153{
154 .pr_type = SOCK_DGRAM,
155 .pr_domain = &inet6domain,
156 .pr_protocol = IPPROTO_UDP,
157 .pr_flags = PR_ATOMIC|PR_ADDR,
158 .pr_input = udp6_input,
159 .pr_ctlinput = udp6_ctlinput,
160 .pr_ctloutput = ip6_ctloutput,
161 .pr_usrreqs = &udp6_usrreqs,
162},
163{
164 .pr_type = SOCK_STREAM,
165 .pr_domain = &inet6domain,
166 .pr_protocol = IPPROTO_TCP,
167 .pr_flags = PR_CONNREQUIRED|PR_WANTRCVD|PR_LISTEN,
168 .pr_input = tcp6_input,
169 .pr_ctlinput = tcp6_ctlinput,
170 .pr_ctloutput = tcp_ctloutput,
171#ifndef INET /* don't call initialization and timeout routines twice */
172 .pr_init = tcp_init,
173 .pr_fasttimo = tcp_fasttimo,
174 .pr_slowtimo = tcp_slowtimo,
175#endif
176 .pr_drain = tcp_drain,
177 .pr_usrreqs = &tcp6_usrreqs,
178},
179#ifdef SCTP
180{
181 .pr_type = SOCK_DGRAM,
182 .pr_domain = &inet6domain,
183 .pr_protocol = IPPROTO_SCTP,
184 .pr_flags = PR_WANTRCVD,
185 .pr_input = sctp6_input,
186 .pr_ctlinput = sctp6_ctlinput,
187 .pr_ctloutput = sctp_ctloutput,
188 .pr_drain = sctp_drain,
189 .pr_usrreqs = &sctp6_usrreqs
190},
191{
192 .pr_type = SOCK_SEQPACKET,
193 .pr_domain = &inet6domain,
194 .pr_protocol = IPPROTO_SCTP,
195 .pr_flags = PR_WANTRCVD,
196 .pr_input = sctp6_input,
197 .pr_ctlinput = sctp6_ctlinput,
198 .pr_ctloutput = sctp_ctloutput,
199 .pr_drain = sctp_drain,
200 .pr_usrreqs = &sctp6_usrreqs
201},
202
203{
204 .pr_type = SOCK_STREAM,
205 .pr_domain = &inet6domain,
206 .pr_protocol = IPPROTO_SCTP,
207 .pr_flags = PR_WANTRCVD,
208 .pr_input = sctp6_input,
209 .pr_ctlinput = sctp6_ctlinput,
210 .pr_ctloutput = sctp_ctloutput,
211 .pr_drain = sctp_drain,
212 .pr_usrreqs = &sctp6_usrreqs
213},
214#endif /* SCTP */
215{
216 .pr_type = SOCK_RAW,
217 .pr_domain = &inet6domain,
218 .pr_protocol = IPPROTO_RAW,
219 .pr_flags = PR_ATOMIC|PR_ADDR,
220 .pr_input = rip6_input,
221 .pr_output = rip6_output,
222 .pr_ctlinput = rip6_ctlinput,
223 .pr_ctloutput = rip6_ctloutput,
224 .pr_usrreqs = &rip6_usrreqs
225},
226{
227 .pr_type = SOCK_RAW,
228 .pr_domain = &inet6domain,
229 .pr_protocol = IPPROTO_ICMPV6,
230 .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
231 .pr_input = icmp6_input,
232 .pr_output = rip6_output,
233 .pr_ctlinput = rip6_ctlinput,
234 .pr_ctloutput = rip6_ctloutput,
235 .pr_init = icmp6_init,
236 .pr_fasttimo = icmp6_fasttimo,
237 .pr_usrreqs = &rip6_usrreqs
238},
239{
240 .pr_type = SOCK_RAW,
241 .pr_domain = &inet6domain,
242 .pr_protocol = IPPROTO_DSTOPTS,
243 .pr_flags = PR_ATOMIC|PR_ADDR,
244 .pr_input = dest6_input,
245 .pr_usrreqs = &nousrreqs
246},
247{
248 .pr_type = SOCK_RAW,
249 .pr_domain = &inet6domain,
250 .pr_protocol = IPPROTO_ROUTING,
251 .pr_flags = PR_ATOMIC|PR_ADDR,
252 .pr_input = route6_input,
253 .pr_usrreqs = &nousrreqs
254},
255{
256 .pr_type = SOCK_RAW,
257 .pr_domain = &inet6domain,
258 .pr_protocol = IPPROTO_FRAGMENT,
259 .pr_flags = PR_ATOMIC|PR_ADDR,
260 .pr_input = frag6_input,
261 .pr_usrreqs = &nousrreqs
262},
263#ifdef IPSEC
264{
265 .pr_type = SOCK_RAW,
266 .pr_domain = &inet6domain,
267 .pr_protocol = IPPROTO_AH,
268 .pr_flags = PR_ATOMIC|PR_ADDR,
269 .pr_input = ipsec6_common_input,
270 .pr_usrreqs = &nousrreqs,
271},
272{
273 .pr_type = SOCK_RAW,
274 .pr_domain = &inet6domain,
275 .pr_protocol = IPPROTO_ESP,
276 .pr_flags = PR_ATOMIC|PR_ADDR,
277 .pr_input = ipsec6_common_input,
278 .pr_ctlinput = esp6_ctlinput,
279 .pr_usrreqs = &nousrreqs,
280},
281{
282 .pr_type = SOCK_RAW,
283 .pr_domain = &inet6domain,
284 .pr_protocol = IPPROTO_IPCOMP,
285 .pr_flags = PR_ATOMIC|PR_ADDR,
286 .pr_input = ipsec6_common_input,
287 .pr_usrreqs = &nousrreqs,
288},
289#endif /* IPSEC */
290#ifdef INET
291{
292 .pr_type = SOCK_RAW,
293 .pr_domain = &inet6domain,
294 .pr_protocol = IPPROTO_IPV4,
295 .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
296 .pr_input = encap6_input,
297 .pr_output = rip6_output,
298 .pr_ctloutput = rip6_ctloutput,
299 .pr_init = encap_init,
300 .pr_usrreqs = &rip6_usrreqs
301},
302#endif /* INET */
303{
304 .pr_type = SOCK_RAW,
305 .pr_domain = &inet6domain,
306 .pr_protocol = IPPROTO_IPV6,
307 .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
308 .pr_input = encap6_input,
309 .pr_output = rip6_output,
310 .pr_ctloutput = rip6_ctloutput,
311 .pr_init = encap_init,
312 .pr_usrreqs = &rip6_usrreqs
313},
314{
315 .pr_type = SOCK_RAW,
316 .pr_domain = &inet6domain,
317 .pr_protocol = IPPROTO_PIM,
318 .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
319 .pr_input = encap6_input,
320 .pr_output = rip6_output,
321 .pr_ctloutput = rip6_ctloutput,
322 .pr_usrreqs = &rip6_usrreqs
323},
324#ifdef DEV_CARP
325{
326 .pr_type = SOCK_RAW,
327 .pr_domain = &inet6domain,
328 .pr_protocol = IPPROTO_CARP,
329 .pr_flags = PR_ATOMIC|PR_ADDR,
330 .pr_input = carp6_input,
331 .pr_output = rip6_output,
332 .pr_ctloutput = rip6_ctloutput,
333 .pr_usrreqs = &rip6_usrreqs
334},
335#endif /* DEV_CARP */
336/* raw wildcard */
337{
338 .pr_type = SOCK_RAW,
339 .pr_domain = &inet6domain,
340 .pr_flags = PR_ATOMIC|PR_ADDR,
341 .pr_input = rip6_input,
342 .pr_output = rip6_output,
343 .pr_ctloutput = rip6_ctloutput,
344 .pr_usrreqs = &rip6_usrreqs
345},
346};
347
348extern int in6_inithead(void **, int);
349
350struct domain inet6domain = {
351 .dom_family = AF_INET6,
352 .dom_name = "internet6",
353 .dom_protosw = (struct protosw *)inet6sw,
354 .dom_protoswNPROTOSW = (struct protosw *)
355 &inet6sw[sizeof(inet6sw)/sizeof(inet6sw[0])],
356#ifdef RADIX_MPATH
357 .dom_rtattach = rn6_mpath_inithead,
358#else
359 .dom_rtattach = in6_inithead,
360#endif
361 .dom_rtoffset = offsetof(struct sockaddr_in6, sin6_addr) << 3,
362 .dom_maxrtkey = sizeof(struct sockaddr_in6),
363 .dom_ifattach = in6_domifattach,
364 .dom_ifdetach = in6_domifdetach
365};
366
367DOMAIN_SET(inet6);
368
369/*
370 * Internet configuration info
371 */
372#ifdef VIMAGE_GLOBALS
373int ip6_forwarding;
374int ip6_sendredirects;
375int ip6_defhlim;
376int ip6_defmcasthlim;
377int ip6_accept_rtadv;
378int ip6_maxfragpackets;
379int ip6_maxfrags;
380int ip6_log_interval;
381int ip6_hdrnestlimit;
382int ip6_dad_count;
383int ip6_auto_flowlabel;
384int ip6_use_deprecated;
385int ip6_rr_prune;
386int ip6_mcast_pmtu;
387int ip6_v6only;
388int ip6_keepfaith;
389time_t ip6_log_time;
390int ip6stealth;
391int nd6_onlink_ns_rfc4861;
392#endif
393
394#ifdef VIMAGE_GLOBALS
395/* icmp6 */
396/*
397 * BSDI4 defines these variables in in_proto.c...
398 * XXX: what if we don't define INET? Should we define pmtu6_expire
399 * or so? (jinmei@kame.net 19990310)
400 */
401int pmtu_expire;
402int pmtu_probe;
403
404/* raw IP6 parameters */
405/*
406 * Nominal space allocated to a raw ip socket.
407 */
408u_long rip6_sendspace;
409u_long rip6_recvspace;
410
411/* ICMPV6 parameters */
412int icmp6_rediraccept;
413int icmp6_redirtimeout;
414int icmp6errppslim;
415/* control how to respond to NI queries */
416int icmp6_nodeinfo;
417
418/* UDP on IP6 parameters */
419int udp6_sendspace;
420int udp6_recvspace;
421#endif /* VIMAGE_GLOBALS */
422
423/*
424 * sysctl related items.
425 */
426SYSCTL_NODE(_net, PF_INET6, inet6, CTLFLAG_RW, 0,
427 "Internet6 Family");
428
429/* net.inet6 */
430SYSCTL_NODE(_net_inet6, IPPROTO_IPV6, ip6, CTLFLAG_RW, 0, "IP6");
431SYSCTL_NODE(_net_inet6, IPPROTO_ICMPV6, icmp6, CTLFLAG_RW, 0, "ICMP6");
432SYSCTL_NODE(_net_inet6, IPPROTO_UDP, udp6, CTLFLAG_RW, 0, "UDP6");
433SYSCTL_NODE(_net_inet6, IPPROTO_TCP, tcp6, CTLFLAG_RW, 0, "TCP6");
434#ifdef SCTP
435SYSCTL_NODE(_net_inet6, IPPROTO_SCTP, sctp6, CTLFLAG_RW, 0, "SCTP6");
436#endif
437#ifdef IPSEC
438SYSCTL_NODE(_net_inet6, IPPROTO_ESP, ipsec6, CTLFLAG_RW, 0, "IPSEC6");
439#endif /* IPSEC */
440
441/* net.inet6.ip6 */
442static int
443sysctl_ip6_temppltime(SYSCTL_HANDLER_ARGS)
444{
445 INIT_VNET_INET6(curvnet);
446 int error = 0;
447 int old;
448
449 error = SYSCTL_OUT(req, arg1, sizeof(int));
450 if (error || !req->newptr)
451 return (error);
452 old = V_ip6_temp_preferred_lifetime;
453 error = SYSCTL_IN(req, arg1, sizeof(int));
454 if (V_ip6_temp_preferred_lifetime <
455 V_ip6_desync_factor + V_ip6_temp_regen_advance) {
456 V_ip6_temp_preferred_lifetime = old;
457 return (EINVAL);
458 }
459 return (error);
460}
461
462static int
463sysctl_ip6_tempvltime(SYSCTL_HANDLER_ARGS)
464{
465 INIT_VNET_INET6(curvnet);
466 int error = 0;
467 int old;
468
469 error = SYSCTL_OUT(req, arg1, sizeof(int));
470 if (error || !req->newptr)
471 return (error);
472 old = V_ip6_temp_valid_lifetime;
473 error = SYSCTL_IN(req, arg1, sizeof(int));
474 if (V_ip6_temp_valid_lifetime < V_ip6_temp_preferred_lifetime) {
475 V_ip6_temp_preferred_lifetime = old;
476 return (EINVAL);
477 }
478 return (error);
479}
480
481SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_FORWARDING,
482 forwarding, CTLFLAG_RW, ip6_forwarding, 0, "");
483SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_SENDREDIRECTS,
484 redirect, CTLFLAG_RW, ip6_sendredirects, 0, "");
485SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_DEFHLIM,
486 hlim, CTLFLAG_RW, ip6_defhlim, 0, "");
487SYSCTL_V_STRUCT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_STATS, stats,
488 CTLFLAG_RD, ip6stat, ip6stat, "");
489SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_MAXFRAGPACKETS,
490 maxfragpackets, CTLFLAG_RW, ip6_maxfragpackets, 0, "");
491SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_ACCEPT_RTADV,
492 accept_rtadv, CTLFLAG_RW, ip6_accept_rtadv, 0, "");
493SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_KEEPFAITH,
494 keepfaith, CTLFLAG_RW, ip6_keepfaith, 0, "");
495SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_LOG_INTERVAL,
496 log_interval, CTLFLAG_RW, ip6_log_interval, 0, "");
497SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_HDRNESTLIMIT,
498 hdrnestlimit, CTLFLAG_RW, ip6_hdrnestlimit, 0, "");
499SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_DAD_COUNT,
500 dad_count, CTLFLAG_RW, ip6_dad_count, 0, "");
501SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_AUTO_FLOWLABEL,
502 auto_flowlabel, CTLFLAG_RW, ip6_auto_flowlabel, 0, "");
503SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_DEFMCASTHLIM,
504 defmcasthlim, CTLFLAG_RW, ip6_defmcasthlim, 0, "");
505SYSCTL_STRING(_net_inet6_ip6, IPV6CTL_KAME_VERSION,
506 kame_version, CTLFLAG_RD, __KAME_VERSION, 0, "");
507SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_USE_DEPRECATED,
508 use_deprecated, CTLFLAG_RW, ip6_use_deprecated, 0, "");
509SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_RR_PRUNE,
510 rr_prune, CTLFLAG_RW, ip6_rr_prune, 0, "");
511SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_USETEMPADDR,
512 use_tempaddr, CTLFLAG_RW, ip6_use_tempaddr, 0, "");
513SYSCTL_V_OID(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_TEMPPLTIME, temppltime,
514 CTLTYPE_INT|CTLFLAG_RW, ip6_temp_preferred_lifetime, 0,
515 sysctl_ip6_temppltime, "I", "");
516SYSCTL_V_OID(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_TEMPVLTIME, tempvltime,
517 CTLTYPE_INT|CTLFLAG_RW, ip6_temp_valid_lifetime, 0,
518 sysctl_ip6_tempvltime, "I", "");
519SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_V6ONLY,
520 v6only, CTLFLAG_RW, ip6_v6only, 0, "");
78#include <sys/protosw.h>
79#include <sys/kernel.h>
80#include <sys/domain.h>
81#include <sys/mbuf.h>
82#include <sys/systm.h>
83#include <sys/sysctl.h>
84#include <sys/vimage.h>
85
86#include <net/if.h>
87#include <net/radix.h>
88#include <net/route.h>
89#ifdef RADIX_MPATH
90#include <net/radix_mpath.h>
91#endif
92
93#include <netinet/in.h>
94#include <netinet/in_systm.h>
95#include <netinet/in_var.h>
96#include <netinet/ip_encap.h>
97#include <netinet/ip.h>
98#include <netinet/ip_var.h>
99#include <netinet/ip6.h>
100#include <netinet6/ip6_var.h>
101#include <netinet/icmp6.h>
102
103#include <netinet/tcp.h>
104#include <netinet/tcp_timer.h>
105#include <netinet/tcp_var.h>
106#include <netinet/udp.h>
107#include <netinet/udp_var.h>
108#include <netinet6/tcp6_var.h>
109#include <netinet6/raw_ip6.h>
110#include <netinet6/udp6_var.h>
111#include <netinet6/pim6_var.h>
112#include <netinet6/nd6.h>
113
114#ifdef DEV_CARP
115#include <netinet/ip_carp.h>
116#endif
117
118#ifdef SCTP
119#include <netinet/in_pcb.h>
120#include <netinet/sctp_pcb.h>
121#include <netinet/sctp.h>
122#include <netinet/sctp_var.h>
123#include <netinet6/sctp6_var.h>
124#endif /* SCTP */
125
126#ifdef IPSEC
127#include <netipsec/ipsec.h>
128#include <netipsec/ipsec6.h>
129#endif /* IPSEC */
130
131#include <netinet6/ip6protosw.h>
132#include <netinet6/vinet6.h>
133
134/*
135 * TCP/IP protocol family: IP6, ICMP6, UDP, TCP.
136 */
137
138extern struct domain inet6domain;
139static struct pr_usrreqs nousrreqs;
140
141#define PR_LISTEN 0
142#define PR_ABRTACPTDIS 0
143
144struct ip6protosw inet6sw[] = {
145{
146 .pr_type = 0,
147 .pr_domain = &inet6domain,
148 .pr_protocol = IPPROTO_IPV6,
149 .pr_init = ip6_init,
150 .pr_slowtimo = frag6_slowtimo,
151 .pr_drain = frag6_drain,
152 .pr_usrreqs = &nousrreqs,
153},
154{
155 .pr_type = SOCK_DGRAM,
156 .pr_domain = &inet6domain,
157 .pr_protocol = IPPROTO_UDP,
158 .pr_flags = PR_ATOMIC|PR_ADDR,
159 .pr_input = udp6_input,
160 .pr_ctlinput = udp6_ctlinput,
161 .pr_ctloutput = ip6_ctloutput,
162 .pr_usrreqs = &udp6_usrreqs,
163},
164{
165 .pr_type = SOCK_STREAM,
166 .pr_domain = &inet6domain,
167 .pr_protocol = IPPROTO_TCP,
168 .pr_flags = PR_CONNREQUIRED|PR_WANTRCVD|PR_LISTEN,
169 .pr_input = tcp6_input,
170 .pr_ctlinput = tcp6_ctlinput,
171 .pr_ctloutput = tcp_ctloutput,
172#ifndef INET /* don't call initialization and timeout routines twice */
173 .pr_init = tcp_init,
174 .pr_fasttimo = tcp_fasttimo,
175 .pr_slowtimo = tcp_slowtimo,
176#endif
177 .pr_drain = tcp_drain,
178 .pr_usrreqs = &tcp6_usrreqs,
179},
180#ifdef SCTP
181{
182 .pr_type = SOCK_DGRAM,
183 .pr_domain = &inet6domain,
184 .pr_protocol = IPPROTO_SCTP,
185 .pr_flags = PR_WANTRCVD,
186 .pr_input = sctp6_input,
187 .pr_ctlinput = sctp6_ctlinput,
188 .pr_ctloutput = sctp_ctloutput,
189 .pr_drain = sctp_drain,
190 .pr_usrreqs = &sctp6_usrreqs
191},
192{
193 .pr_type = SOCK_SEQPACKET,
194 .pr_domain = &inet6domain,
195 .pr_protocol = IPPROTO_SCTP,
196 .pr_flags = PR_WANTRCVD,
197 .pr_input = sctp6_input,
198 .pr_ctlinput = sctp6_ctlinput,
199 .pr_ctloutput = sctp_ctloutput,
200 .pr_drain = sctp_drain,
201 .pr_usrreqs = &sctp6_usrreqs
202},
203
204{
205 .pr_type = SOCK_STREAM,
206 .pr_domain = &inet6domain,
207 .pr_protocol = IPPROTO_SCTP,
208 .pr_flags = PR_WANTRCVD,
209 .pr_input = sctp6_input,
210 .pr_ctlinput = sctp6_ctlinput,
211 .pr_ctloutput = sctp_ctloutput,
212 .pr_drain = sctp_drain,
213 .pr_usrreqs = &sctp6_usrreqs
214},
215#endif /* SCTP */
216{
217 .pr_type = SOCK_RAW,
218 .pr_domain = &inet6domain,
219 .pr_protocol = IPPROTO_RAW,
220 .pr_flags = PR_ATOMIC|PR_ADDR,
221 .pr_input = rip6_input,
222 .pr_output = rip6_output,
223 .pr_ctlinput = rip6_ctlinput,
224 .pr_ctloutput = rip6_ctloutput,
225 .pr_usrreqs = &rip6_usrreqs
226},
227{
228 .pr_type = SOCK_RAW,
229 .pr_domain = &inet6domain,
230 .pr_protocol = IPPROTO_ICMPV6,
231 .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
232 .pr_input = icmp6_input,
233 .pr_output = rip6_output,
234 .pr_ctlinput = rip6_ctlinput,
235 .pr_ctloutput = rip6_ctloutput,
236 .pr_init = icmp6_init,
237 .pr_fasttimo = icmp6_fasttimo,
238 .pr_usrreqs = &rip6_usrreqs
239},
240{
241 .pr_type = SOCK_RAW,
242 .pr_domain = &inet6domain,
243 .pr_protocol = IPPROTO_DSTOPTS,
244 .pr_flags = PR_ATOMIC|PR_ADDR,
245 .pr_input = dest6_input,
246 .pr_usrreqs = &nousrreqs
247},
248{
249 .pr_type = SOCK_RAW,
250 .pr_domain = &inet6domain,
251 .pr_protocol = IPPROTO_ROUTING,
252 .pr_flags = PR_ATOMIC|PR_ADDR,
253 .pr_input = route6_input,
254 .pr_usrreqs = &nousrreqs
255},
256{
257 .pr_type = SOCK_RAW,
258 .pr_domain = &inet6domain,
259 .pr_protocol = IPPROTO_FRAGMENT,
260 .pr_flags = PR_ATOMIC|PR_ADDR,
261 .pr_input = frag6_input,
262 .pr_usrreqs = &nousrreqs
263},
264#ifdef IPSEC
265{
266 .pr_type = SOCK_RAW,
267 .pr_domain = &inet6domain,
268 .pr_protocol = IPPROTO_AH,
269 .pr_flags = PR_ATOMIC|PR_ADDR,
270 .pr_input = ipsec6_common_input,
271 .pr_usrreqs = &nousrreqs,
272},
273{
274 .pr_type = SOCK_RAW,
275 .pr_domain = &inet6domain,
276 .pr_protocol = IPPROTO_ESP,
277 .pr_flags = PR_ATOMIC|PR_ADDR,
278 .pr_input = ipsec6_common_input,
279 .pr_ctlinput = esp6_ctlinput,
280 .pr_usrreqs = &nousrreqs,
281},
282{
283 .pr_type = SOCK_RAW,
284 .pr_domain = &inet6domain,
285 .pr_protocol = IPPROTO_IPCOMP,
286 .pr_flags = PR_ATOMIC|PR_ADDR,
287 .pr_input = ipsec6_common_input,
288 .pr_usrreqs = &nousrreqs,
289},
290#endif /* IPSEC */
291#ifdef INET
292{
293 .pr_type = SOCK_RAW,
294 .pr_domain = &inet6domain,
295 .pr_protocol = IPPROTO_IPV4,
296 .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
297 .pr_input = encap6_input,
298 .pr_output = rip6_output,
299 .pr_ctloutput = rip6_ctloutput,
300 .pr_init = encap_init,
301 .pr_usrreqs = &rip6_usrreqs
302},
303#endif /* INET */
304{
305 .pr_type = SOCK_RAW,
306 .pr_domain = &inet6domain,
307 .pr_protocol = IPPROTO_IPV6,
308 .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
309 .pr_input = encap6_input,
310 .pr_output = rip6_output,
311 .pr_ctloutput = rip6_ctloutput,
312 .pr_init = encap_init,
313 .pr_usrreqs = &rip6_usrreqs
314},
315{
316 .pr_type = SOCK_RAW,
317 .pr_domain = &inet6domain,
318 .pr_protocol = IPPROTO_PIM,
319 .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
320 .pr_input = encap6_input,
321 .pr_output = rip6_output,
322 .pr_ctloutput = rip6_ctloutput,
323 .pr_usrreqs = &rip6_usrreqs
324},
325#ifdef DEV_CARP
326{
327 .pr_type = SOCK_RAW,
328 .pr_domain = &inet6domain,
329 .pr_protocol = IPPROTO_CARP,
330 .pr_flags = PR_ATOMIC|PR_ADDR,
331 .pr_input = carp6_input,
332 .pr_output = rip6_output,
333 .pr_ctloutput = rip6_ctloutput,
334 .pr_usrreqs = &rip6_usrreqs
335},
336#endif /* DEV_CARP */
337/* raw wildcard */
338{
339 .pr_type = SOCK_RAW,
340 .pr_domain = &inet6domain,
341 .pr_flags = PR_ATOMIC|PR_ADDR,
342 .pr_input = rip6_input,
343 .pr_output = rip6_output,
344 .pr_ctloutput = rip6_ctloutput,
345 .pr_usrreqs = &rip6_usrreqs
346},
347};
348
349extern int in6_inithead(void **, int);
350
351struct domain inet6domain = {
352 .dom_family = AF_INET6,
353 .dom_name = "internet6",
354 .dom_protosw = (struct protosw *)inet6sw,
355 .dom_protoswNPROTOSW = (struct protosw *)
356 &inet6sw[sizeof(inet6sw)/sizeof(inet6sw[0])],
357#ifdef RADIX_MPATH
358 .dom_rtattach = rn6_mpath_inithead,
359#else
360 .dom_rtattach = in6_inithead,
361#endif
362 .dom_rtoffset = offsetof(struct sockaddr_in6, sin6_addr) << 3,
363 .dom_maxrtkey = sizeof(struct sockaddr_in6),
364 .dom_ifattach = in6_domifattach,
365 .dom_ifdetach = in6_domifdetach
366};
367
368DOMAIN_SET(inet6);
369
370/*
371 * Internet configuration info
372 */
373#ifdef VIMAGE_GLOBALS
374int ip6_forwarding;
375int ip6_sendredirects;
376int ip6_defhlim;
377int ip6_defmcasthlim;
378int ip6_accept_rtadv;
379int ip6_maxfragpackets;
380int ip6_maxfrags;
381int ip6_log_interval;
382int ip6_hdrnestlimit;
383int ip6_dad_count;
384int ip6_auto_flowlabel;
385int ip6_use_deprecated;
386int ip6_rr_prune;
387int ip6_mcast_pmtu;
388int ip6_v6only;
389int ip6_keepfaith;
390time_t ip6_log_time;
391int ip6stealth;
392int nd6_onlink_ns_rfc4861;
393#endif
394
395#ifdef VIMAGE_GLOBALS
396/* icmp6 */
397/*
398 * BSDI4 defines these variables in in_proto.c...
399 * XXX: what if we don't define INET? Should we define pmtu6_expire
400 * or so? (jinmei@kame.net 19990310)
401 */
402int pmtu_expire;
403int pmtu_probe;
404
405/* raw IP6 parameters */
406/*
407 * Nominal space allocated to a raw ip socket.
408 */
409u_long rip6_sendspace;
410u_long rip6_recvspace;
411
412/* ICMPV6 parameters */
413int icmp6_rediraccept;
414int icmp6_redirtimeout;
415int icmp6errppslim;
416/* control how to respond to NI queries */
417int icmp6_nodeinfo;
418
419/* UDP on IP6 parameters */
420int udp6_sendspace;
421int udp6_recvspace;
422#endif /* VIMAGE_GLOBALS */
423
424/*
425 * sysctl related items.
426 */
427SYSCTL_NODE(_net, PF_INET6, inet6, CTLFLAG_RW, 0,
428 "Internet6 Family");
429
430/* net.inet6 */
431SYSCTL_NODE(_net_inet6, IPPROTO_IPV6, ip6, CTLFLAG_RW, 0, "IP6");
432SYSCTL_NODE(_net_inet6, IPPROTO_ICMPV6, icmp6, CTLFLAG_RW, 0, "ICMP6");
433SYSCTL_NODE(_net_inet6, IPPROTO_UDP, udp6, CTLFLAG_RW, 0, "UDP6");
434SYSCTL_NODE(_net_inet6, IPPROTO_TCP, tcp6, CTLFLAG_RW, 0, "TCP6");
435#ifdef SCTP
436SYSCTL_NODE(_net_inet6, IPPROTO_SCTP, sctp6, CTLFLAG_RW, 0, "SCTP6");
437#endif
438#ifdef IPSEC
439SYSCTL_NODE(_net_inet6, IPPROTO_ESP, ipsec6, CTLFLAG_RW, 0, "IPSEC6");
440#endif /* IPSEC */
441
442/* net.inet6.ip6 */
443static int
444sysctl_ip6_temppltime(SYSCTL_HANDLER_ARGS)
445{
446 INIT_VNET_INET6(curvnet);
447 int error = 0;
448 int old;
449
450 error = SYSCTL_OUT(req, arg1, sizeof(int));
451 if (error || !req->newptr)
452 return (error);
453 old = V_ip6_temp_preferred_lifetime;
454 error = SYSCTL_IN(req, arg1, sizeof(int));
455 if (V_ip6_temp_preferred_lifetime <
456 V_ip6_desync_factor + V_ip6_temp_regen_advance) {
457 V_ip6_temp_preferred_lifetime = old;
458 return (EINVAL);
459 }
460 return (error);
461}
462
463static int
464sysctl_ip6_tempvltime(SYSCTL_HANDLER_ARGS)
465{
466 INIT_VNET_INET6(curvnet);
467 int error = 0;
468 int old;
469
470 error = SYSCTL_OUT(req, arg1, sizeof(int));
471 if (error || !req->newptr)
472 return (error);
473 old = V_ip6_temp_valid_lifetime;
474 error = SYSCTL_IN(req, arg1, sizeof(int));
475 if (V_ip6_temp_valid_lifetime < V_ip6_temp_preferred_lifetime) {
476 V_ip6_temp_preferred_lifetime = old;
477 return (EINVAL);
478 }
479 return (error);
480}
481
482SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_FORWARDING,
483 forwarding, CTLFLAG_RW, ip6_forwarding, 0, "");
484SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_SENDREDIRECTS,
485 redirect, CTLFLAG_RW, ip6_sendredirects, 0, "");
486SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_DEFHLIM,
487 hlim, CTLFLAG_RW, ip6_defhlim, 0, "");
488SYSCTL_V_STRUCT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_STATS, stats,
489 CTLFLAG_RD, ip6stat, ip6stat, "");
490SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_MAXFRAGPACKETS,
491 maxfragpackets, CTLFLAG_RW, ip6_maxfragpackets, 0, "");
492SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_ACCEPT_RTADV,
493 accept_rtadv, CTLFLAG_RW, ip6_accept_rtadv, 0, "");
494SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_KEEPFAITH,
495 keepfaith, CTLFLAG_RW, ip6_keepfaith, 0, "");
496SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_LOG_INTERVAL,
497 log_interval, CTLFLAG_RW, ip6_log_interval, 0, "");
498SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_HDRNESTLIMIT,
499 hdrnestlimit, CTLFLAG_RW, ip6_hdrnestlimit, 0, "");
500SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_DAD_COUNT,
501 dad_count, CTLFLAG_RW, ip6_dad_count, 0, "");
502SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_AUTO_FLOWLABEL,
503 auto_flowlabel, CTLFLAG_RW, ip6_auto_flowlabel, 0, "");
504SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_DEFMCASTHLIM,
505 defmcasthlim, CTLFLAG_RW, ip6_defmcasthlim, 0, "");
506SYSCTL_STRING(_net_inet6_ip6, IPV6CTL_KAME_VERSION,
507 kame_version, CTLFLAG_RD, __KAME_VERSION, 0, "");
508SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_USE_DEPRECATED,
509 use_deprecated, CTLFLAG_RW, ip6_use_deprecated, 0, "");
510SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_RR_PRUNE,
511 rr_prune, CTLFLAG_RW, ip6_rr_prune, 0, "");
512SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_USETEMPADDR,
513 use_tempaddr, CTLFLAG_RW, ip6_use_tempaddr, 0, "");
514SYSCTL_V_OID(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_TEMPPLTIME, temppltime,
515 CTLTYPE_INT|CTLFLAG_RW, ip6_temp_preferred_lifetime, 0,
516 sysctl_ip6_temppltime, "I", "");
517SYSCTL_V_OID(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_TEMPVLTIME, tempvltime,
518 CTLTYPE_INT|CTLFLAG_RW, ip6_temp_valid_lifetime, 0,
519 sysctl_ip6_tempvltime, "I", "");
520SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_V6ONLY,
521 v6only, CTLFLAG_RW, ip6_v6only, 0, "");
521#ifndef VIMAGE
522TUNABLE_INT("net.inet6.ip6.auto_linklocal", &ip6_auto_linklocal);
523#endif
524SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_AUTO_LINKLOCAL,
525 auto_linklocal, CTLFLAG_RW, ip6_auto_linklocal, 0, "");
526SYSCTL_V_STRUCT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_RIP6STATS,
527 rip6stats, CTLFLAG_RD, rip6stat, rip6stat, "");
528SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_PREFER_TEMPADDR,
529 prefer_tempaddr, CTLFLAG_RW, ip6_prefer_tempaddr, 0, "");
530SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_USE_DEFAULTZONE,
531 use_defaultzone, CTLFLAG_RW, ip6_use_defzone, 0,"");
532SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_MAXFRAGS,
533 maxfrags, CTLFLAG_RW, ip6_maxfrags, 0, "");
534SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_MCAST_PMTU,
535 mcast_pmtu, CTLFLAG_RW, ip6_mcast_pmtu, 0, "");
536#ifdef IPSTEALTH
537SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_STEALTH,
538 stealth, CTLFLAG_RW, ip6stealth, 0, "");
539#endif
540
541/* net.inet6.icmp6 */
542SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_REDIRACCEPT,
543 rediraccept, CTLFLAG_RW, icmp6_rediraccept, 0, "");
544SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_REDIRTIMEOUT,
545 redirtimeout, CTLFLAG_RW, icmp6_redirtimeout, 0, "");
546SYSCTL_V_STRUCT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_STATS,
547 stats, CTLFLAG_RD, icmp6stat, icmp6stat, "");
548SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_PRUNE,
549 nd6_prune, CTLFLAG_RW, nd6_prune, 0, "");
550SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_DELAY,
551 nd6_delay, CTLFLAG_RW, nd6_delay, 0, "");
552SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_UMAXTRIES,
553 nd6_umaxtries, CTLFLAG_RW, nd6_umaxtries, 0, "");
554SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_MMAXTRIES,
555 nd6_mmaxtries, CTLFLAG_RW, nd6_mmaxtries, 0, "");
556SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_USELOOPBACK,
557 nd6_useloopback, CTLFLAG_RW, nd6_useloopback, 0, "");
558SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_NODEINFO,
559 nodeinfo, CTLFLAG_RW, icmp6_nodeinfo, 0, "");
560SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ERRPPSLIMIT,
561 errppslimit, CTLFLAG_RW, icmp6errppslim, 0, "");
562SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_MAXNUDHINT,
563 nd6_maxnudhint, CTLFLAG_RW, nd6_maxnudhint, 0, "");
564SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_DEBUG,
565 nd6_debug, CTLFLAG_RW, nd6_debug, 0, "");
566
567SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_ONLINKNSRFC4861,
568 nd6_onlink_ns_rfc4861, CTLFLAG_RW, nd6_onlink_ns_rfc4861, 0,
569 "Accept 'on-link' nd6 NS in compliance with RFC 4861.");
522SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_AUTO_LINKLOCAL,
523 auto_linklocal, CTLFLAG_RW, ip6_auto_linklocal, 0, "");
524SYSCTL_V_STRUCT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_RIP6STATS,
525 rip6stats, CTLFLAG_RD, rip6stat, rip6stat, "");
526SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_PREFER_TEMPADDR,
527 prefer_tempaddr, CTLFLAG_RW, ip6_prefer_tempaddr, 0, "");
528SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_USE_DEFAULTZONE,
529 use_defaultzone, CTLFLAG_RW, ip6_use_defzone, 0,"");
530SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_MAXFRAGS,
531 maxfrags, CTLFLAG_RW, ip6_maxfrags, 0, "");
532SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_MCAST_PMTU,
533 mcast_pmtu, CTLFLAG_RW, ip6_mcast_pmtu, 0, "");
534#ifdef IPSTEALTH
535SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_ip6, IPV6CTL_STEALTH,
536 stealth, CTLFLAG_RW, ip6stealth, 0, "");
537#endif
538
539/* net.inet6.icmp6 */
540SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_REDIRACCEPT,
541 rediraccept, CTLFLAG_RW, icmp6_rediraccept, 0, "");
542SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_REDIRTIMEOUT,
543 redirtimeout, CTLFLAG_RW, icmp6_redirtimeout, 0, "");
544SYSCTL_V_STRUCT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_STATS,
545 stats, CTLFLAG_RD, icmp6stat, icmp6stat, "");
546SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_PRUNE,
547 nd6_prune, CTLFLAG_RW, nd6_prune, 0, "");
548SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_DELAY,
549 nd6_delay, CTLFLAG_RW, nd6_delay, 0, "");
550SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_UMAXTRIES,
551 nd6_umaxtries, CTLFLAG_RW, nd6_umaxtries, 0, "");
552SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_MMAXTRIES,
553 nd6_mmaxtries, CTLFLAG_RW, nd6_mmaxtries, 0, "");
554SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_USELOOPBACK,
555 nd6_useloopback, CTLFLAG_RW, nd6_useloopback, 0, "");
556SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_NODEINFO,
557 nodeinfo, CTLFLAG_RW, icmp6_nodeinfo, 0, "");
558SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ERRPPSLIMIT,
559 errppslimit, CTLFLAG_RW, icmp6errppslim, 0, "");
560SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_MAXNUDHINT,
561 nd6_maxnudhint, CTLFLAG_RW, nd6_maxnudhint, 0, "");
562SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_DEBUG,
563 nd6_debug, CTLFLAG_RW, nd6_debug, 0, "");
564
565SYSCTL_V_INT(V_NET, vnet_inet6, _net_inet6_icmp6, ICMPV6CTL_ND6_ONLINKNSRFC4861,
566 nd6_onlink_ns_rfc4861, CTLFLAG_RW, nd6_onlink_ns_rfc4861, 0,
567 "Accept 'on-link' nd6 NS in compliance with RFC 4861.");