Cross Reference: /freebsd-11.0-release/sys/netinet6/in6

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in6_proto.c (264213)	in6_proto.c (269699)
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 264213 2014-04-07 01:55:53Z kevlo $");	64__FBSDID("$FreeBSD: head/sys/netinet6/in6_proto.c 269699 2014-08-08 01:57:15Z kevlo $");
65 66#include "opt_inet.h" 67#include "opt_inet6.h" 68#include "opt_ipsec.h" 69#include "opt_ipstealth.h" 70#include "opt_sctp.h" 71#include "opt_mpath.h" 72#include "opt_route.h" 73 74#include <sys/param.h> 75#include <sys/socket.h> 76#include <sys/socketvar.h> 77#include <sys/proc.h> 78#include <sys/protosw.h> 79#include <sys/jail.h> 80#include <sys/kernel.h> 81#include <sys/domain.h> 82#include <sys/mbuf.h> 83#include <sys/systm.h> 84#include <sys/sysctl.h> 85 86#include <net/if.h> 87#include <net/if_var.h> 88#include <net/radix.h> 89#include <net/route.h> 90#ifdef RADIX_MPATH 91#include <net/radix_mpath.h> 92#endif 93 94#include <netinet/in.h> 95#include <netinet/in_systm.h> 96#include <netinet/in_var.h> 97#include <netinet/ip_encap.h> 98#include <netinet/ip.h> 99#include <netinet/ip_var.h> 100#include <netinet/ip6.h> 101#include <netinet6/ip6_var.h> 102#include <netinet/icmp6.h> 103 104#include <netinet/tcp.h> 105#include <netinet/tcp_timer.h> 106#include <netinet/tcp_var.h> 107#include <netinet/udp.h> 108#include <netinet/udp_var.h> 109#include <netinet6/tcp6_var.h> 110#include <netinet6/raw_ip6.h> 111#include <netinet6/udp6_var.h> 112#include <netinet6/pim6_var.h> 113#include <netinet6/nd6.h> 114 115#ifdef SCTP 116#include <netinet/in_pcb.h> 117#include <netinet/sctp_pcb.h> 118#include <netinet/sctp.h> 119#include <netinet/sctp_var.h> 120#include <netinet6/sctp6_var.h> 121#endif /* SCTP / 122* 123#ifdef IPSEC 124#include <netipsec/ipsec.h> 125#include <netipsec/ipsec6.h> 126#endif /* IPSEC / 127* 128#include <netinet6/ip6protosw.h> 129 130/* 131 * TCP/IP protocol family: IP6, ICMP6, UDP, TCP. 132 / 133FEATURE(inet6, "Internet Protocol version 6"); 134* 135extern struct domain inet6domain; 136static struct pr_usrreqs nousrreqs; 137 138#define PR_LISTEN 0 139#define PR_ABRTACPTDIS 0 140 141/* Spacer for loadable protocols. / 142#define IP6PROTOSPACER \ 143{ \ 144* .pr_domain = &inet6domain, \ 145 .pr_protocol = PROTO_SPACER, \ 146 .pr_usrreqs = &nousrreqs \ 147} 148	65 66#include "opt_inet.h" 67#include "opt_inet6.h" 68#include "opt_ipsec.h" 69#include "opt_ipstealth.h" 70#include "opt_sctp.h" 71#include "opt_mpath.h" 72#include "opt_route.h" 73 74#include <sys/param.h> 75#include <sys/socket.h> 76#include <sys/socketvar.h> 77#include <sys/proc.h> 78#include <sys/protosw.h> 79#include <sys/jail.h> 80#include <sys/kernel.h> 81#include <sys/domain.h> 82#include <sys/mbuf.h> 83#include <sys/systm.h> 84#include <sys/sysctl.h> 85 86#include <net/if.h> 87#include <net/if_var.h> 88#include <net/radix.h> 89#include <net/route.h> 90#ifdef RADIX_MPATH 91#include <net/radix_mpath.h> 92#endif 93 94#include <netinet/in.h> 95#include <netinet/in_systm.h> 96#include <netinet/in_var.h> 97#include <netinet/ip_encap.h> 98#include <netinet/ip.h> 99#include <netinet/ip_var.h> 100#include <netinet/ip6.h> 101#include <netinet6/ip6_var.h> 102#include <netinet/icmp6.h> 103 104#include <netinet/tcp.h> 105#include <netinet/tcp_timer.h> 106#include <netinet/tcp_var.h> 107#include <netinet/udp.h> 108#include <netinet/udp_var.h> 109#include <netinet6/tcp6_var.h> 110#include <netinet6/raw_ip6.h> 111#include <netinet6/udp6_var.h> 112#include <netinet6/pim6_var.h> 113#include <netinet6/nd6.h> 114 115#ifdef SCTP 116#include <netinet/in_pcb.h> 117#include <netinet/sctp_pcb.h> 118#include <netinet/sctp.h> 119#include <netinet/sctp_var.h> 120#include <netinet6/sctp6_var.h> 121#endif /* SCTP / 122* 123#ifdef IPSEC 124#include <netipsec/ipsec.h> 125#include <netipsec/ipsec6.h> 126#endif /* IPSEC / 127* 128#include <netinet6/ip6protosw.h> 129 130/* 131 * TCP/IP protocol family: IP6, ICMP6, UDP, TCP. 132 / 133FEATURE(inet6, "Internet Protocol version 6"); 134* 135extern struct domain inet6domain; 136static struct pr_usrreqs nousrreqs; 137 138#define PR_LISTEN 0 139#define PR_ABRTACPTDIS 0 140 141/* Spacer for loadable protocols. / 142#define IP6PROTOSPACER \ 143{ \ 144* .pr_domain = &inet6domain, \ 145 .pr_protocol = PROTO_SPACER, \ 146 .pr_usrreqs = &nousrreqs \ 147} 148
149struct ip6protosw inet6sw[] = {	149struct protosw inet6sw[] = {
150{ 151 .pr_type = 0, 152 .pr_domain = &inet6domain, 153 .pr_protocol = IPPROTO_IPV6, 154 .pr_init = ip6_init, 155#ifdef VIMAGE 156 .pr_destroy = ip6_destroy, 157#endif 158 .pr_slowtimo = frag6_slowtimo, 159 .pr_drain = frag6_drain, 160 .pr_usrreqs = &nousrreqs, 161}, 162{ 163 .pr_type = SOCK_DGRAM, 164 .pr_domain = &inet6domain, 165 .pr_protocol = IPPROTO_UDP, 166 .pr_flags = PR_ATOMIC\|PR_ADDR, 167 .pr_input = udp6_input, 168 .pr_ctlinput = udp6_ctlinput, 169 .pr_ctloutput = ip6_ctloutput, 170#ifndef INET /* Do not call initialization twice. / 171* .pr_init = udp_init, 172#endif 173 .pr_usrreqs = &udp6_usrreqs, 174}, 175{ 176 .pr_type = SOCK_STREAM, 177 .pr_domain = &inet6domain, 178 .pr_protocol = IPPROTO_TCP, 179 .pr_flags = PR_CONNREQUIRED\|PR_WANTRCVD\|PR_LISTEN, 180 .pr_input = tcp6_input, 181 .pr_ctlinput = tcp6_ctlinput, 182 .pr_ctloutput = tcp_ctloutput, 183#ifndef INET /* don't call initialization and timeout routines twice / 184* .pr_init = tcp_init, 185 .pr_slowtimo = tcp_slowtimo, 186#endif 187 .pr_drain = tcp_drain, 188 .pr_usrreqs = &tcp6_usrreqs, 189}, 190#ifdef SCTP 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#ifndef INET /* Do not call initialization twice. / 201* .pr_init = sctp_init, 202#endif 203 .pr_usrreqs = &sctp6_usrreqs 204}, 205{ 206 .pr_type = SOCK_STREAM, 207 .pr_domain = &inet6domain, 208 .pr_protocol = IPPROTO_SCTP, 209 .pr_flags = PR_WANTRCVD, 210 .pr_input = sctp6_input, 211 .pr_ctlinput = sctp6_ctlinput, 212 .pr_ctloutput = sctp_ctloutput, 213 .pr_drain = sctp_drain, 214 .pr_usrreqs = &sctp6_usrreqs 215}, 216#endif /* SCTP / 217{ 218* .pr_type = SOCK_DGRAM, 219 .pr_domain = &inet6domain, 220 .pr_protocol = IPPROTO_UDPLITE, 221 .pr_flags = PR_ATOMIC\|PR_ADDR, 222 .pr_input = udp6_input, 223 .pr_ctlinput = udplite6_ctlinput, 224 .pr_ctloutput = udp_ctloutput, 225#ifndef INET /* Do not call initialization twice. / 226* .pr_init = udplite_init, 227#endif 228 .pr_usrreqs = &udp6_usrreqs, 229}, 230{ 231 .pr_type = SOCK_RAW, 232 .pr_domain = &inet6domain, 233 .pr_protocol = IPPROTO_RAW, 234 .pr_flags = PR_ATOMIC\|PR_ADDR, 235 .pr_input = rip6_input,	150{ 151 .pr_type = 0, 152 .pr_domain = &inet6domain, 153 .pr_protocol = IPPROTO_IPV6, 154 .pr_init = ip6_init, 155#ifdef VIMAGE 156 .pr_destroy = ip6_destroy, 157#endif 158 .pr_slowtimo = frag6_slowtimo, 159 .pr_drain = frag6_drain, 160 .pr_usrreqs = &nousrreqs, 161}, 162{ 163 .pr_type = SOCK_DGRAM, 164 .pr_domain = &inet6domain, 165 .pr_protocol = IPPROTO_UDP, 166 .pr_flags = PR_ATOMIC\|PR_ADDR, 167 .pr_input = udp6_input, 168 .pr_ctlinput = udp6_ctlinput, 169 .pr_ctloutput = ip6_ctloutput, 170#ifndef INET /* Do not call initialization twice. / 171* .pr_init = udp_init, 172#endif 173 .pr_usrreqs = &udp6_usrreqs, 174}, 175{ 176 .pr_type = SOCK_STREAM, 177 .pr_domain = &inet6domain, 178 .pr_protocol = IPPROTO_TCP, 179 .pr_flags = PR_CONNREQUIRED\|PR_WANTRCVD\|PR_LISTEN, 180 .pr_input = tcp6_input, 181 .pr_ctlinput = tcp6_ctlinput, 182 .pr_ctloutput = tcp_ctloutput, 183#ifndef INET /* don't call initialization and timeout routines twice / 184* .pr_init = tcp_init, 185 .pr_slowtimo = tcp_slowtimo, 186#endif 187 .pr_drain = tcp_drain, 188 .pr_usrreqs = &tcp6_usrreqs, 189}, 190#ifdef SCTP 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#ifndef INET /* Do not call initialization twice. / 201* .pr_init = sctp_init, 202#endif 203 .pr_usrreqs = &sctp6_usrreqs 204}, 205{ 206 .pr_type = SOCK_STREAM, 207 .pr_domain = &inet6domain, 208 .pr_protocol = IPPROTO_SCTP, 209 .pr_flags = PR_WANTRCVD, 210 .pr_input = sctp6_input, 211 .pr_ctlinput = sctp6_ctlinput, 212 .pr_ctloutput = sctp_ctloutput, 213 .pr_drain = sctp_drain, 214 .pr_usrreqs = &sctp6_usrreqs 215}, 216#endif /* SCTP / 217{ 218* .pr_type = SOCK_DGRAM, 219 .pr_domain = &inet6domain, 220 .pr_protocol = IPPROTO_UDPLITE, 221 .pr_flags = PR_ATOMIC\|PR_ADDR, 222 .pr_input = udp6_input, 223 .pr_ctlinput = udplite6_ctlinput, 224 .pr_ctloutput = udp_ctloutput, 225#ifndef INET /* Do not call initialization twice. / 226* .pr_init = udplite_init, 227#endif 228 .pr_usrreqs = &udp6_usrreqs, 229}, 230{ 231 .pr_type = SOCK_RAW, 232 .pr_domain = &inet6domain, 233 .pr_protocol = IPPROTO_RAW, 234 .pr_flags = PR_ATOMIC\|PR_ADDR, 235 .pr_input = rip6_input,
236 .pr_output = rip6_output,	236 .pr_output = (pr_output_t *)rip6_output,
237 .pr_ctlinput = rip6_ctlinput, 238 .pr_ctloutput = rip6_ctloutput, 239#ifndef INET /* Do not call initialization twice. / 240* .pr_init = rip_init, 241#endif 242 .pr_usrreqs = &rip6_usrreqs 243}, 244{ 245 .pr_type = SOCK_RAW, 246 .pr_domain = &inet6domain, 247 .pr_protocol = IPPROTO_ICMPV6, 248 .pr_flags = PR_ATOMIC\|PR_ADDR\|PR_LASTHDR, 249 .pr_input = icmp6_input,	237 .pr_ctlinput = rip6_ctlinput, 238 .pr_ctloutput = rip6_ctloutput, 239#ifndef INET /* Do not call initialization twice. / 240* .pr_init = rip_init, 241#endif 242 .pr_usrreqs = &rip6_usrreqs 243}, 244{ 245 .pr_type = SOCK_RAW, 246 .pr_domain = &inet6domain, 247 .pr_protocol = IPPROTO_ICMPV6, 248 .pr_flags = PR_ATOMIC\|PR_ADDR\|PR_LASTHDR, 249 .pr_input = icmp6_input,
250 .pr_output = rip6_output,	250 .pr_output = (pr_output_t *)rip6_output,
251 .pr_ctlinput = rip6_ctlinput, 252 .pr_ctloutput = rip6_ctloutput, 253 .pr_fasttimo = icmp6_fasttimo, 254 .pr_slowtimo = icmp6_slowtimo, 255 .pr_usrreqs = &rip6_usrreqs 256}, 257{ 258 .pr_type = SOCK_RAW, 259 .pr_domain = &inet6domain, 260 .pr_protocol = IPPROTO_DSTOPTS, 261 .pr_flags = PR_ATOMIC\|PR_ADDR, 262 .pr_input = dest6_input, 263 .pr_usrreqs = &nousrreqs 264}, 265{ 266 .pr_type = SOCK_RAW, 267 .pr_domain = &inet6domain, 268 .pr_protocol = IPPROTO_ROUTING, 269 .pr_flags = PR_ATOMIC\|PR_ADDR, 270 .pr_input = route6_input, 271 .pr_usrreqs = &nousrreqs 272}, 273{ 274 .pr_type = SOCK_RAW, 275 .pr_domain = &inet6domain, 276 .pr_protocol = IPPROTO_FRAGMENT, 277 .pr_flags = PR_ATOMIC\|PR_ADDR, 278 .pr_input = frag6_input, 279 .pr_usrreqs = &nousrreqs 280}, 281#ifdef IPSEC 282{ 283 .pr_type = SOCK_RAW, 284 .pr_domain = &inet6domain, 285 .pr_protocol = IPPROTO_AH, 286 .pr_flags = PR_ATOMIC\|PR_ADDR, 287 .pr_input = ipsec6_common_input, 288 .pr_usrreqs = &nousrreqs, 289}, 290{ 291 .pr_type = SOCK_RAW, 292 .pr_domain = &inet6domain, 293 .pr_protocol = IPPROTO_ESP, 294 .pr_flags = PR_ATOMIC\|PR_ADDR, 295 .pr_input = ipsec6_common_input, 296 .pr_ctlinput = esp6_ctlinput, 297 .pr_usrreqs = &nousrreqs, 298}, 299{ 300 .pr_type = SOCK_RAW, 301 .pr_domain = &inet6domain, 302 .pr_protocol = IPPROTO_IPCOMP, 303 .pr_flags = PR_ATOMIC\|PR_ADDR, 304 .pr_input = ipsec6_common_input, 305 .pr_usrreqs = &nousrreqs, 306}, 307#endif /* IPSEC / 308#ifdef INET 309{ 310* .pr_type = SOCK_RAW, 311 .pr_domain = &inet6domain, 312 .pr_protocol = IPPROTO_IPV4, 313 .pr_flags = PR_ATOMIC\|PR_ADDR\|PR_LASTHDR, 314 .pr_input = encap6_input,	251 .pr_ctlinput = rip6_ctlinput, 252 .pr_ctloutput = rip6_ctloutput, 253 .pr_fasttimo = icmp6_fasttimo, 254 .pr_slowtimo = icmp6_slowtimo, 255 .pr_usrreqs = &rip6_usrreqs 256}, 257{ 258 .pr_type = SOCK_RAW, 259 .pr_domain = &inet6domain, 260 .pr_protocol = IPPROTO_DSTOPTS, 261 .pr_flags = PR_ATOMIC\|PR_ADDR, 262 .pr_input = dest6_input, 263 .pr_usrreqs = &nousrreqs 264}, 265{ 266 .pr_type = SOCK_RAW, 267 .pr_domain = &inet6domain, 268 .pr_protocol = IPPROTO_ROUTING, 269 .pr_flags = PR_ATOMIC\|PR_ADDR, 270 .pr_input = route6_input, 271 .pr_usrreqs = &nousrreqs 272}, 273{ 274 .pr_type = SOCK_RAW, 275 .pr_domain = &inet6domain, 276 .pr_protocol = IPPROTO_FRAGMENT, 277 .pr_flags = PR_ATOMIC\|PR_ADDR, 278 .pr_input = frag6_input, 279 .pr_usrreqs = &nousrreqs 280}, 281#ifdef IPSEC 282{ 283 .pr_type = SOCK_RAW, 284 .pr_domain = &inet6domain, 285 .pr_protocol = IPPROTO_AH, 286 .pr_flags = PR_ATOMIC\|PR_ADDR, 287 .pr_input = ipsec6_common_input, 288 .pr_usrreqs = &nousrreqs, 289}, 290{ 291 .pr_type = SOCK_RAW, 292 .pr_domain = &inet6domain, 293 .pr_protocol = IPPROTO_ESP, 294 .pr_flags = PR_ATOMIC\|PR_ADDR, 295 .pr_input = ipsec6_common_input, 296 .pr_ctlinput = esp6_ctlinput, 297 .pr_usrreqs = &nousrreqs, 298}, 299{ 300 .pr_type = SOCK_RAW, 301 .pr_domain = &inet6domain, 302 .pr_protocol = IPPROTO_IPCOMP, 303 .pr_flags = PR_ATOMIC\|PR_ADDR, 304 .pr_input = ipsec6_common_input, 305 .pr_usrreqs = &nousrreqs, 306}, 307#endif /* IPSEC / 308#ifdef INET 309{ 310* .pr_type = SOCK_RAW, 311 .pr_domain = &inet6domain, 312 .pr_protocol = IPPROTO_IPV4, 313 .pr_flags = PR_ATOMIC\|PR_ADDR\|PR_LASTHDR, 314 .pr_input = encap6_input,
315 .pr_output = rip6_output,	315 .pr_output = (pr_output_t *)rip6_output,
316 .pr_ctloutput = rip6_ctloutput, 317 .pr_init = encap_init, 318 .pr_usrreqs = &rip6_usrreqs 319}, 320#endif /* INET / 321{ 322* .pr_type = SOCK_RAW, 323 .pr_domain = &inet6domain, 324 .pr_protocol = IPPROTO_IPV6, 325 .pr_flags = PR_ATOMIC\|PR_ADDR\|PR_LASTHDR, 326 .pr_input = encap6_input,	316 .pr_ctloutput = rip6_ctloutput, 317 .pr_init = encap_init, 318 .pr_usrreqs = &rip6_usrreqs 319}, 320#endif /* INET / 321{ 322* .pr_type = SOCK_RAW, 323 .pr_domain = &inet6domain, 324 .pr_protocol = IPPROTO_IPV6, 325 .pr_flags = PR_ATOMIC\|PR_ADDR\|PR_LASTHDR, 326 .pr_input = encap6_input,
327 .pr_output = rip6_output,	327 .pr_output = (pr_output_t *)rip6_output,
328 .pr_ctloutput = rip6_ctloutput, 329 .pr_init = encap_init, 330 .pr_usrreqs = &rip6_usrreqs 331}, 332{ 333 .pr_type = SOCK_RAW, 334 .pr_domain = &inet6domain, 335 .pr_protocol = IPPROTO_PIM, 336 .pr_flags = PR_ATOMIC\|PR_ADDR\|PR_LASTHDR, 337 .pr_input = encap6_input,	328 .pr_ctloutput = rip6_ctloutput, 329 .pr_init = encap_init, 330 .pr_usrreqs = &rip6_usrreqs 331}, 332{ 333 .pr_type = SOCK_RAW, 334 .pr_domain = &inet6domain, 335 .pr_protocol = IPPROTO_PIM, 336 .pr_flags = PR_ATOMIC\|PR_ADDR\|PR_LASTHDR, 337 .pr_input = encap6_input,
338 .pr_output = rip6_output,	338 .pr_output = (pr_output_t *)rip6_output,
339 .pr_ctloutput = rip6_ctloutput, 340 .pr_usrreqs = &rip6_usrreqs 341}, 342/* Spacer n-times for loadable protocols. / 343IP6PROTOSPACER, 344IP6PROTOSPACER, 345IP6PROTOSPACER, 346IP6PROTOSPACER, 347IP6PROTOSPACER, 348IP6PROTOSPACER, 349IP6PROTOSPACER, 350IP6PROTOSPACER, 351/ raw wildcard / 352{ 353* .pr_type = SOCK_RAW, 354 .pr_domain = &inet6domain, 355 .pr_flags = PR_ATOMIC\|PR_ADDR, 356 .pr_input = rip6_input,	339 .pr_ctloutput = rip6_ctloutput, 340 .pr_usrreqs = &rip6_usrreqs 341}, 342/* Spacer n-times for loadable protocols. / 343IP6PROTOSPACER, 344IP6PROTOSPACER, 345IP6PROTOSPACER, 346IP6PROTOSPACER, 347IP6PROTOSPACER, 348IP6PROTOSPACER, 349IP6PROTOSPACER, 350IP6PROTOSPACER, 351/ raw wildcard / 352{ 353* .pr_type = SOCK_RAW, 354 .pr_domain = &inet6domain, 355 .pr_flags = PR_ATOMIC\|PR_ADDR, 356 .pr_input = rip6_input,
357 .pr_output = rip6_output,	357 .pr_output = (pr_output_t *)rip6_output,
358 .pr_ctloutput = rip6_ctloutput, 359 .pr_usrreqs = &rip6_usrreqs 360}, 361}; 362 363extern int in6_inithead(void *, int); 364#ifdef VIMAGE 365extern int in6_detachhead(void , int); 366#endif 367* 368struct domain inet6domain = { 369 .dom_family = AF_INET6, 370 .dom_name = "internet6", 371 .dom_protosw = (struct protosw )inet6sw, 372* .dom_protoswNPROTOSW = (struct protosw ) 373* &inet6sw[sizeof(inet6sw)/sizeof(inet6sw[0])], 374#ifdef RADIX_MPATH 375 .dom_rtattach = rn6_mpath_inithead, 376#else 377 .dom_rtattach = in6_inithead, 378#endif 379#ifdef VIMAGE 380 .dom_rtdetach = in6_detachhead, 381#endif 382 .dom_rtoffset = offsetof(struct sockaddr_in6, sin6_addr) << 3, 383 .dom_maxrtkey = sizeof(struct sockaddr_in6), 384 .dom_ifattach = in6_domifattach, 385 .dom_ifdetach = in6_domifdetach 386}; 387 388VNET_DOMAIN_SET(inet6); 389 390/* 391 * Internet configuration info 392 / 393#ifndef IPV6FORWARDING 394#ifdef GATEWAY6 395#define IPV6FORWARDING 1 / forward IP6 packets not for us / 396#else 397#define IPV6FORWARDING 0 / don't forward IP6 packets not for us / 398#endif / GATEWAY6 / 399#endif / !IPV6FORWARDING / 400* 401#ifndef IPV6_SENDREDIRECTS 402#define IPV6_SENDREDIRECTS 1 403#endif 404 405VNET_DEFINE(int, ip6_forwarding) = IPV6FORWARDING; /* act as router? / 406VNET_DEFINE(int, ip6_sendredirects) = IPV6_SENDREDIRECTS; 407VNET_DEFINE(int, ip6_defhlim) = IPV6_DEFHLIM; 408VNET_DEFINE(int, ip6_defmcasthlim) = IPV6_DEFAULT_MULTICAST_HOPS; 409VNET_DEFINE(int, ip6_accept_rtadv) = 0; 410VNET_DEFINE(int, ip6_no_radr) = 0; 411VNET_DEFINE(int, ip6_norbit_raif) = 0; 412VNET_DEFINE(int, ip6_rfc6204w3) = 0; 413VNET_DEFINE(int, ip6_maxfragpackets); / initialized in frag6.c:frag6_init() / 414VNET_DEFINE(int, ip6_maxfrags); / initialized in frag6.c:frag6_init() / 415VNET_DEFINE(int, ip6_log_interval) = 5; 416VNET_DEFINE(int, ip6_hdrnestlimit) = 15;/ How many header options will we 417 * process? / 418VNET_DEFINE(int, ip6_dad_count) = 1; / DupAddrDetectionTransmits / 419VNET_DEFINE(int, ip6_auto_flowlabel) = 1; 420VNET_DEFINE(int, ip6_use_deprecated) = 1;/ allow deprecated addr 421 * (RFC2462 5.5.4) / 422VNET_DEFINE(int, ip6_rr_prune) = 5; / router renumbering prefix 423 * walk list every 5 sec. / 424VNET_DEFINE(int, ip6_mcast_pmtu) = 0; / enable pMTU discovery for multicast? / 425VNET_DEFINE(int, ip6_v6only) = 1; 426* 427VNET_DEFINE(int, ip6_keepfaith) = 0; 428VNET_DEFINE(time_t, ip6_log_time) = (time_t)0L; 429#ifdef IPSTEALTH 430VNET_DEFINE(int, ip6stealth) = 0; 431#endif 432VNET_DEFINE(int, nd6_onlink_ns_rfc4861) = 0;/* allow 'on-link' nd6 NS 433 * (RFC 4861) / 434* 435/* icmp6 / 436/ 437 * BSDI4 defines these variables in in_proto.c... 438 * XXX: what if we don't define INET? Should we define pmtu6_expire 439 * or so? (jinmei@kame.net 19990310) 440 / 441VNET_DEFINE(int, pmtu_expire) = 6010; 442VNET_DEFINE(int, pmtu_probe) = 602; 443* 444/* ICMPV6 parameters / 445VNET_DEFINE(int, icmp6_rediraccept) = 1;/ accept and process redirects / 446VNET_DEFINE(int, icmp6_redirtimeout) = 10 60; /* 10 minutes / 447VNET_DEFINE(int, icmp6errppslim) = 100; / 100pps / 448/ control how to respond to NI queries / 449VNET_DEFINE(int, icmp6_nodeinfo) = 450* (ICMP6_NODEINFO_FQDNOK\|ICMP6_NODEINFO_NODEADDROK); 451VNET_DEFINE(int, icmp6_nodeinfo_oldmcprefix) = 1; 452 453/* 454 * sysctl related items. 455 / 456SYSCTL_NODE(_net, PF_INET6, inet6, CTLFLAG_RW, 0, 457* "Internet6 Family"); 458 459/* net.inet6 / 460SYSCTL_NODE(_net_inet6, IPPROTO_IPV6, ip6, CTLFLAG_RW, 0, "IP6"); 461SYSCTL_NODE(_net_inet6, IPPROTO_ICMPV6, icmp6, CTLFLAG_RW, 0, "ICMP6"); 462SYSCTL_NODE(_net_inet6, IPPROTO_UDP, udp6, CTLFLAG_RW, 0, "UDP6"); 463SYSCTL_NODE(_net_inet6, IPPROTO_TCP, tcp6, CTLFLAG_RW, 0, "TCP6"); 464#ifdef SCTP 465SYSCTL_NODE(_net_inet6, IPPROTO_SCTP, sctp6, CTLFLAG_RW, 0, "SCTP6"); 466#endif 467#ifdef IPSEC 468SYSCTL_NODE(_net_inet6, IPPROTO_ESP, ipsec6, CTLFLAG_RW, 0, "IPSEC6"); 469#endif / IPSEC / 470* 471/* net.inet6.ip6 / 472static int 473sysctl_ip6_temppltime(SYSCTL_HANDLER_ARGS) 474{ 475* int error = 0; 476 int old; 477 478 VNET_SYSCTL_ARG(req, arg1); 479 480 error = SYSCTL_OUT(req, arg1, sizeof(int)); 481 if (error \|\| !req->newptr) 482 return (error); 483 old = V_ip6_temp_preferred_lifetime; 484 error = SYSCTL_IN(req, arg1, sizeof(int)); 485 if (V_ip6_temp_preferred_lifetime < 486 V_ip6_desync_factor + V_ip6_temp_regen_advance) { 487 V_ip6_temp_preferred_lifetime = old; 488 return (EINVAL); 489 } 490 return (error); 491} 492 493static int 494sysctl_ip6_tempvltime(SYSCTL_HANDLER_ARGS) 495{ 496 int error = 0; 497 int old; 498 499 VNET_SYSCTL_ARG(req, arg1); 500 501 error = SYSCTL_OUT(req, arg1, sizeof(int)); 502 if (error \|\| !req->newptr) 503 return (error); 504 old = V_ip6_temp_valid_lifetime; 505 error = SYSCTL_IN(req, arg1, sizeof(int)); 506 if (V_ip6_temp_valid_lifetime < V_ip6_temp_preferred_lifetime) { 507 V_ip6_temp_preferred_lifetime = old; 508 return (EINVAL); 509 } 510 return (error); 511} 512 513SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_FORWARDING, forwarding, CTLFLAG_RW, 514 &VNET_NAME(ip6_forwarding), 0, ""); 515SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_SENDREDIRECTS, redirect, CTLFLAG_RW, 516 &VNET_NAME(ip6_sendredirects), 0, ""); 517SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_DEFHLIM, hlim, CTLFLAG_RW, 518 &VNET_NAME(ip6_defhlim), 0, ""); 519SYSCTL_VNET_PCPUSTAT(_net_inet6_ip6, IPV6CTL_STATS, stats, struct ip6stat, 520 ip6stat, "IP6 statistics (struct ip6stat, netinet6/ip6_var.h)"); 521SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_MAXFRAGPACKETS, maxfragpackets, 522 CTLFLAG_RW, &VNET_NAME(ip6_maxfragpackets), 0, ""); 523SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_ACCEPT_RTADV, accept_rtadv, 524 CTLFLAG_RW, &VNET_NAME(ip6_accept_rtadv), 0, 525 "Default value of per-interface flag for accepting ICMPv6 Router" 526 "Advertisement messages"); 527SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_NO_RADR, no_radr, 528 CTLFLAG_RW, &VNET_NAME(ip6_no_radr), 0, 529 "Default value of per-interface flag to control whether routers " 530 "sending ICMPv6 RA messages on that interface are added into the " 531 "default router list."); 532SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_NORBIT_RAIF, norbit_raif, CTLFLAG_RW, 533 &VNET_NAME(ip6_norbit_raif), 0, 534 "Always set 0 to R flag in ICMPv6 NA messages when accepting RA" 535 " on the interface."); 536SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_RFC6204W3, rfc6204w3, 537 CTLFLAG_RW, &VNET_NAME(ip6_rfc6204w3), 0, 538 "Accept the default router list from ICMPv6 RA messages even " 539 "when packet forwarding enabled."); 540SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_KEEPFAITH, keepfaith, CTLFLAG_RW, 541 &VNET_NAME(ip6_keepfaith), 0, ""); 542SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_LOG_INTERVAL, log_interval, 543 CTLFLAG_RW, &VNET_NAME(ip6_log_interval), 0, ""); 544SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_HDRNESTLIMIT, hdrnestlimit, 545 CTLFLAG_RW, &VNET_NAME(ip6_hdrnestlimit), 0, ""); 546SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_DAD_COUNT, dad_count, CTLFLAG_RW, 547 &VNET_NAME(ip6_dad_count), 0, ""); 548SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_AUTO_FLOWLABEL, auto_flowlabel, 549 CTLFLAG_RW, &VNET_NAME(ip6_auto_flowlabel), 0, ""); 550SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_DEFMCASTHLIM, defmcasthlim, 551 CTLFLAG_RW, &VNET_NAME(ip6_defmcasthlim), 0, ""); 552SYSCTL_STRING(_net_inet6_ip6, IPV6CTL_KAME_VERSION, kame_version, 553 CTLFLAG_RD, __KAME_VERSION, 0, ""); 554SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_USE_DEPRECATED, use_deprecated, 555 CTLFLAG_RW, &VNET_NAME(ip6_use_deprecated), 0, ""); 556SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_RR_PRUNE, rr_prune, CTLFLAG_RW, 557 &VNET_NAME(ip6_rr_prune), 0, ""); 558SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_USETEMPADDR, use_tempaddr, 559 CTLFLAG_RW, &VNET_NAME(ip6_use_tempaddr), 0, ""); 560SYSCTL_VNET_PROC(_net_inet6_ip6, IPV6CTL_TEMPPLTIME, temppltime, 561 CTLTYPE_INT\|CTLFLAG_RW, &VNET_NAME(ip6_temp_preferred_lifetime), 0, 562 sysctl_ip6_temppltime, "I", ""); 563SYSCTL_VNET_PROC(_net_inet6_ip6, IPV6CTL_TEMPVLTIME, tempvltime, 564 CTLTYPE_INT\|CTLFLAG_RW, &VNET_NAME(ip6_temp_valid_lifetime), 0, 565 sysctl_ip6_tempvltime, "I", ""); 566SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_V6ONLY, v6only, CTLFLAG_RW, 567 &VNET_NAME(ip6_v6only), 0, ""); 568SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_AUTO_LINKLOCAL, auto_linklocal, 569 CTLFLAG_RW, &VNET_NAME(ip6_auto_linklocal), 0, 570 "Default value of per-interface flag for automatically adding an IPv6" 571 " link-local address to interfaces when attached"); 572SYSCTL_VNET_PCPUSTAT(_net_inet6_ip6, IPV6CTL_RIP6STATS, rip6stats, 573 struct rip6stat, rip6stat, 574 "Raw IP6 statistics (struct rip6stat, netinet6/raw_ip6.h)"); 575SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_PREFER_TEMPADDR, prefer_tempaddr, 576 CTLFLAG_RW, &VNET_NAME(ip6_prefer_tempaddr), 0, ""); 577SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_USE_DEFAULTZONE, use_defaultzone, 578 CTLFLAG_RW, &VNET_NAME(ip6_use_defzone), 0,""); 579SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_MAXFRAGS, maxfrags, CTLFLAG_RW, 580 &VNET_NAME(ip6_maxfrags), 0, ""); 581SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_MCAST_PMTU, mcast_pmtu, CTLFLAG_RW, 582 &VNET_NAME(ip6_mcast_pmtu), 0, ""); 583#ifdef IPSTEALTH 584SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_STEALTH, stealth, CTLFLAG_RW, 585 &VNET_NAME(ip6stealth), 0, ""); 586#endif 587 588/* net.inet6.icmp6 / 589SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_REDIRACCEPT, rediraccept, 590* CTLFLAG_RW, &VNET_NAME(icmp6_rediraccept), 0, ""); 591SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_REDIRTIMEOUT, redirtimeout, 592 CTLFLAG_RW, &VNET_NAME(icmp6_redirtimeout), 0, ""); 593SYSCTL_VNET_PCPUSTAT(_net_inet6_icmp6, ICMPV6CTL_STATS, stats, 594 struct icmp6stat, icmp6stat, 595 "ICMPv6 statistics (struct icmp6stat, netinet/icmp6.h)"); 596SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_PRUNE, nd6_prune, CTLFLAG_RW, 597 &VNET_NAME(nd6_prune), 0, ""); 598SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_DELAY, nd6_delay, CTLFLAG_RW, 599 &VNET_NAME(nd6_delay), 0, ""); 600SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_UMAXTRIES, nd6_umaxtries, 601 CTLFLAG_RW, &VNET_NAME(nd6_umaxtries), 0, ""); 602SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_MMAXTRIES, nd6_mmaxtries, 603 CTLFLAG_RW, &VNET_NAME(nd6_mmaxtries), 0, ""); 604SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_USELOOPBACK, nd6_useloopback, 605 CTLFLAG_RW, &VNET_NAME(nd6_useloopback), 0, ""); 606SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_NODEINFO, nodeinfo, CTLFLAG_RW, 607 &VNET_NAME(icmp6_nodeinfo), 0, ""); 608SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_NODEINFO_OLDMCPREFIX, 609 nodeinfo_oldmcprefix, CTLFLAG_RW, 610 &VNET_NAME(icmp6_nodeinfo_oldmcprefix), 0, 611 "Join old IPv6 NI group address in draft-ietf-ipngwg-icmp-name-lookup" 612 " for compatibility with KAME implememtation."); 613SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ERRPPSLIMIT, errppslimit, 614 CTLFLAG_RW, &VNET_NAME(icmp6errppslim), 0, ""); 615SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_MAXNUDHINT, nd6_maxnudhint, 616 CTLFLAG_RW, &VNET_NAME(nd6_maxnudhint), 0, ""); 617SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_DEBUG, nd6_debug, CTLFLAG_RW, 618 &VNET_NAME(nd6_debug), 0, ""); 619SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_ONLINKNSRFC4861, 620 nd6_onlink_ns_rfc4861, CTLFLAG_RW, &VNET_NAME(nd6_onlink_ns_rfc4861), 621 0, "Accept 'on-link' nd6 NS in compliance with RFC 4861.");	358 .pr_ctloutput = rip6_ctloutput, 359 .pr_usrreqs = &rip6_usrreqs 360}, 361}; 362 363extern int in6_inithead(void *, int); 364#ifdef VIMAGE 365extern int in6_detachhead(void , int); 366#endif 367* 368struct domain inet6domain = { 369 .dom_family = AF_INET6, 370 .dom_name = "internet6", 371 .dom_protosw = (struct protosw )inet6sw, 372* .dom_protoswNPROTOSW = (struct protosw ) 373* &inet6sw[sizeof(inet6sw)/sizeof(inet6sw[0])], 374#ifdef RADIX_MPATH 375 .dom_rtattach = rn6_mpath_inithead, 376#else 377 .dom_rtattach = in6_inithead, 378#endif 379#ifdef VIMAGE 380 .dom_rtdetach = in6_detachhead, 381#endif 382 .dom_rtoffset = offsetof(struct sockaddr_in6, sin6_addr) << 3, 383 .dom_maxrtkey = sizeof(struct sockaddr_in6), 384 .dom_ifattach = in6_domifattach, 385 .dom_ifdetach = in6_domifdetach 386}; 387 388VNET_DOMAIN_SET(inet6); 389 390/* 391 * Internet configuration info 392 / 393#ifndef IPV6FORWARDING 394#ifdef GATEWAY6 395#define IPV6FORWARDING 1 / forward IP6 packets not for us / 396#else 397#define IPV6FORWARDING 0 / don't forward IP6 packets not for us / 398#endif / GATEWAY6 / 399#endif / !IPV6FORWARDING / 400* 401#ifndef IPV6_SENDREDIRECTS 402#define IPV6_SENDREDIRECTS 1 403#endif 404 405VNET_DEFINE(int, ip6_forwarding) = IPV6FORWARDING; /* act as router? / 406VNET_DEFINE(int, ip6_sendredirects) = IPV6_SENDREDIRECTS; 407VNET_DEFINE(int, ip6_defhlim) = IPV6_DEFHLIM; 408VNET_DEFINE(int, ip6_defmcasthlim) = IPV6_DEFAULT_MULTICAST_HOPS; 409VNET_DEFINE(int, ip6_accept_rtadv) = 0; 410VNET_DEFINE(int, ip6_no_radr) = 0; 411VNET_DEFINE(int, ip6_norbit_raif) = 0; 412VNET_DEFINE(int, ip6_rfc6204w3) = 0; 413VNET_DEFINE(int, ip6_maxfragpackets); / initialized in frag6.c:frag6_init() / 414VNET_DEFINE(int, ip6_maxfrags); / initialized in frag6.c:frag6_init() / 415VNET_DEFINE(int, ip6_log_interval) = 5; 416VNET_DEFINE(int, ip6_hdrnestlimit) = 15;/ How many header options will we 417 * process? / 418VNET_DEFINE(int, ip6_dad_count) = 1; / DupAddrDetectionTransmits / 419VNET_DEFINE(int, ip6_auto_flowlabel) = 1; 420VNET_DEFINE(int, ip6_use_deprecated) = 1;/ allow deprecated addr 421 * (RFC2462 5.5.4) / 422VNET_DEFINE(int, ip6_rr_prune) = 5; / router renumbering prefix 423 * walk list every 5 sec. / 424VNET_DEFINE(int, ip6_mcast_pmtu) = 0; / enable pMTU discovery for multicast? / 425VNET_DEFINE(int, ip6_v6only) = 1; 426* 427VNET_DEFINE(int, ip6_keepfaith) = 0; 428VNET_DEFINE(time_t, ip6_log_time) = (time_t)0L; 429#ifdef IPSTEALTH 430VNET_DEFINE(int, ip6stealth) = 0; 431#endif 432VNET_DEFINE(int, nd6_onlink_ns_rfc4861) = 0;/* allow 'on-link' nd6 NS 433 * (RFC 4861) / 434* 435/* icmp6 / 436/ 437 * BSDI4 defines these variables in in_proto.c... 438 * XXX: what if we don't define INET? Should we define pmtu6_expire 439 * or so? (jinmei@kame.net 19990310) 440 / 441VNET_DEFINE(int, pmtu_expire) = 6010; 442VNET_DEFINE(int, pmtu_probe) = 602; 443* 444/* ICMPV6 parameters / 445VNET_DEFINE(int, icmp6_rediraccept) = 1;/ accept and process redirects / 446VNET_DEFINE(int, icmp6_redirtimeout) = 10 60; /* 10 minutes / 447VNET_DEFINE(int, icmp6errppslim) = 100; / 100pps / 448/ control how to respond to NI queries / 449VNET_DEFINE(int, icmp6_nodeinfo) = 450* (ICMP6_NODEINFO_FQDNOK\|ICMP6_NODEINFO_NODEADDROK); 451VNET_DEFINE(int, icmp6_nodeinfo_oldmcprefix) = 1; 452 453/* 454 * sysctl related items. 455 / 456SYSCTL_NODE(_net, PF_INET6, inet6, CTLFLAG_RW, 0, 457* "Internet6 Family"); 458 459/* net.inet6 / 460SYSCTL_NODE(_net_inet6, IPPROTO_IPV6, ip6, CTLFLAG_RW, 0, "IP6"); 461SYSCTL_NODE(_net_inet6, IPPROTO_ICMPV6, icmp6, CTLFLAG_RW, 0, "ICMP6"); 462SYSCTL_NODE(_net_inet6, IPPROTO_UDP, udp6, CTLFLAG_RW, 0, "UDP6"); 463SYSCTL_NODE(_net_inet6, IPPROTO_TCP, tcp6, CTLFLAG_RW, 0, "TCP6"); 464#ifdef SCTP 465SYSCTL_NODE(_net_inet6, IPPROTO_SCTP, sctp6, CTLFLAG_RW, 0, "SCTP6"); 466#endif 467#ifdef IPSEC 468SYSCTL_NODE(_net_inet6, IPPROTO_ESP, ipsec6, CTLFLAG_RW, 0, "IPSEC6"); 469#endif / IPSEC / 470* 471/* net.inet6.ip6 / 472static int 473sysctl_ip6_temppltime(SYSCTL_HANDLER_ARGS) 474{ 475* int error = 0; 476 int old; 477 478 VNET_SYSCTL_ARG(req, arg1); 479 480 error = SYSCTL_OUT(req, arg1, sizeof(int)); 481 if (error \|\| !req->newptr) 482 return (error); 483 old = V_ip6_temp_preferred_lifetime; 484 error = SYSCTL_IN(req, arg1, sizeof(int)); 485 if (V_ip6_temp_preferred_lifetime < 486 V_ip6_desync_factor + V_ip6_temp_regen_advance) { 487 V_ip6_temp_preferred_lifetime = old; 488 return (EINVAL); 489 } 490 return (error); 491} 492 493static int 494sysctl_ip6_tempvltime(SYSCTL_HANDLER_ARGS) 495{ 496 int error = 0; 497 int old; 498 499 VNET_SYSCTL_ARG(req, arg1); 500 501 error = SYSCTL_OUT(req, arg1, sizeof(int)); 502 if (error \|\| !req->newptr) 503 return (error); 504 old = V_ip6_temp_valid_lifetime; 505 error = SYSCTL_IN(req, arg1, sizeof(int)); 506 if (V_ip6_temp_valid_lifetime < V_ip6_temp_preferred_lifetime) { 507 V_ip6_temp_preferred_lifetime = old; 508 return (EINVAL); 509 } 510 return (error); 511} 512 513SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_FORWARDING, forwarding, CTLFLAG_RW, 514 &VNET_NAME(ip6_forwarding), 0, ""); 515SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_SENDREDIRECTS, redirect, CTLFLAG_RW, 516 &VNET_NAME(ip6_sendredirects), 0, ""); 517SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_DEFHLIM, hlim, CTLFLAG_RW, 518 &VNET_NAME(ip6_defhlim), 0, ""); 519SYSCTL_VNET_PCPUSTAT(_net_inet6_ip6, IPV6CTL_STATS, stats, struct ip6stat, 520 ip6stat, "IP6 statistics (struct ip6stat, netinet6/ip6_var.h)"); 521SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_MAXFRAGPACKETS, maxfragpackets, 522 CTLFLAG_RW, &VNET_NAME(ip6_maxfragpackets), 0, ""); 523SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_ACCEPT_RTADV, accept_rtadv, 524 CTLFLAG_RW, &VNET_NAME(ip6_accept_rtadv), 0, 525 "Default value of per-interface flag for accepting ICMPv6 Router" 526 "Advertisement messages"); 527SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_NO_RADR, no_radr, 528 CTLFLAG_RW, &VNET_NAME(ip6_no_radr), 0, 529 "Default value of per-interface flag to control whether routers " 530 "sending ICMPv6 RA messages on that interface are added into the " 531 "default router list."); 532SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_NORBIT_RAIF, norbit_raif, CTLFLAG_RW, 533 &VNET_NAME(ip6_norbit_raif), 0, 534 "Always set 0 to R flag in ICMPv6 NA messages when accepting RA" 535 " on the interface."); 536SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_RFC6204W3, rfc6204w3, 537 CTLFLAG_RW, &VNET_NAME(ip6_rfc6204w3), 0, 538 "Accept the default router list from ICMPv6 RA messages even " 539 "when packet forwarding enabled."); 540SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_KEEPFAITH, keepfaith, CTLFLAG_RW, 541 &VNET_NAME(ip6_keepfaith), 0, ""); 542SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_LOG_INTERVAL, log_interval, 543 CTLFLAG_RW, &VNET_NAME(ip6_log_interval), 0, ""); 544SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_HDRNESTLIMIT, hdrnestlimit, 545 CTLFLAG_RW, &VNET_NAME(ip6_hdrnestlimit), 0, ""); 546SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_DAD_COUNT, dad_count, CTLFLAG_RW, 547 &VNET_NAME(ip6_dad_count), 0, ""); 548SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_AUTO_FLOWLABEL, auto_flowlabel, 549 CTLFLAG_RW, &VNET_NAME(ip6_auto_flowlabel), 0, ""); 550SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_DEFMCASTHLIM, defmcasthlim, 551 CTLFLAG_RW, &VNET_NAME(ip6_defmcasthlim), 0, ""); 552SYSCTL_STRING(_net_inet6_ip6, IPV6CTL_KAME_VERSION, kame_version, 553 CTLFLAG_RD, __KAME_VERSION, 0, ""); 554SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_USE_DEPRECATED, use_deprecated, 555 CTLFLAG_RW, &VNET_NAME(ip6_use_deprecated), 0, ""); 556SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_RR_PRUNE, rr_prune, CTLFLAG_RW, 557 &VNET_NAME(ip6_rr_prune), 0, ""); 558SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_USETEMPADDR, use_tempaddr, 559 CTLFLAG_RW, &VNET_NAME(ip6_use_tempaddr), 0, ""); 560SYSCTL_VNET_PROC(_net_inet6_ip6, IPV6CTL_TEMPPLTIME, temppltime, 561 CTLTYPE_INT\|CTLFLAG_RW, &VNET_NAME(ip6_temp_preferred_lifetime), 0, 562 sysctl_ip6_temppltime, "I", ""); 563SYSCTL_VNET_PROC(_net_inet6_ip6, IPV6CTL_TEMPVLTIME, tempvltime, 564 CTLTYPE_INT\|CTLFLAG_RW, &VNET_NAME(ip6_temp_valid_lifetime), 0, 565 sysctl_ip6_tempvltime, "I", ""); 566SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_V6ONLY, v6only, CTLFLAG_RW, 567 &VNET_NAME(ip6_v6only), 0, ""); 568SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_AUTO_LINKLOCAL, auto_linklocal, 569 CTLFLAG_RW, &VNET_NAME(ip6_auto_linklocal), 0, 570 "Default value of per-interface flag for automatically adding an IPv6" 571 " link-local address to interfaces when attached"); 572SYSCTL_VNET_PCPUSTAT(_net_inet6_ip6, IPV6CTL_RIP6STATS, rip6stats, 573 struct rip6stat, rip6stat, 574 "Raw IP6 statistics (struct rip6stat, netinet6/raw_ip6.h)"); 575SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_PREFER_TEMPADDR, prefer_tempaddr, 576 CTLFLAG_RW, &VNET_NAME(ip6_prefer_tempaddr), 0, ""); 577SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_USE_DEFAULTZONE, use_defaultzone, 578 CTLFLAG_RW, &VNET_NAME(ip6_use_defzone), 0,""); 579SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_MAXFRAGS, maxfrags, CTLFLAG_RW, 580 &VNET_NAME(ip6_maxfrags), 0, ""); 581SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_MCAST_PMTU, mcast_pmtu, CTLFLAG_RW, 582 &VNET_NAME(ip6_mcast_pmtu), 0, ""); 583#ifdef IPSTEALTH 584SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_STEALTH, stealth, CTLFLAG_RW, 585 &VNET_NAME(ip6stealth), 0, ""); 586#endif 587 588/* net.inet6.icmp6 / 589SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_REDIRACCEPT, rediraccept, 590* CTLFLAG_RW, &VNET_NAME(icmp6_rediraccept), 0, ""); 591SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_REDIRTIMEOUT, redirtimeout, 592 CTLFLAG_RW, &VNET_NAME(icmp6_redirtimeout), 0, ""); 593SYSCTL_VNET_PCPUSTAT(_net_inet6_icmp6, ICMPV6CTL_STATS, stats, 594 struct icmp6stat, icmp6stat, 595 "ICMPv6 statistics (struct icmp6stat, netinet/icmp6.h)"); 596SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_PRUNE, nd6_prune, CTLFLAG_RW, 597 &VNET_NAME(nd6_prune), 0, ""); 598SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_DELAY, nd6_delay, CTLFLAG_RW, 599 &VNET_NAME(nd6_delay), 0, ""); 600SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_UMAXTRIES, nd6_umaxtries, 601 CTLFLAG_RW, &VNET_NAME(nd6_umaxtries), 0, ""); 602SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_MMAXTRIES, nd6_mmaxtries, 603 CTLFLAG_RW, &VNET_NAME(nd6_mmaxtries), 0, ""); 604SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_USELOOPBACK, nd6_useloopback, 605 CTLFLAG_RW, &VNET_NAME(nd6_useloopback), 0, ""); 606SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_NODEINFO, nodeinfo, CTLFLAG_RW, 607 &VNET_NAME(icmp6_nodeinfo), 0, ""); 608SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_NODEINFO_OLDMCPREFIX, 609 nodeinfo_oldmcprefix, CTLFLAG_RW, 610 &VNET_NAME(icmp6_nodeinfo_oldmcprefix), 0, 611 "Join old IPv6 NI group address in draft-ietf-ipngwg-icmp-name-lookup" 612 " for compatibility with KAME implememtation."); 613SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ERRPPSLIMIT, errppslimit, 614 CTLFLAG_RW, &VNET_NAME(icmp6errppslim), 0, ""); 615SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_MAXNUDHINT, nd6_maxnudhint, 616 CTLFLAG_RW, &VNET_NAME(nd6_maxnudhint), 0, ""); 617SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_DEBUG, nd6_debug, CTLFLAG_RW, 618 &VNET_NAME(nd6_debug), 0, ""); 619SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_ONLINKNSRFC4861, 620 nd6_onlink_ns_rfc4861, CTLFLAG_RW, &VNET_NAME(nd6_onlink_ns_rfc4861), 621 0, "Accept 'on-link' nd6 NS in compliance with RFC 4861.");