-/* $KAME: in6_proto.c,v 1.47 2000/03/29 07:37:22 sumikawa Exp $ */
+/*
+ * Copyright (c) 2008-2015 Apple Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
* @(#)in_proto.c 8.1 (Berkeley) 6/10/93
*/
-#if (defined(__FreeBSD__) && __FreeBSD__ >= 3) || defined(__NetBSD__)
-#include "opt_inet.h"
-#if __NetBSD__ /*XXX*/
-#include "opt_ipsec.h"
-#endif
-#endif
#include <sys/param.h>
#include <sys/socket.h>
-#if defined(__FreeBSD__) || defined (__APPLE__)
#include <sys/socketvar.h>
-#endif
#include <sys/protosw.h>
#include <sys/kernel.h>
#include <sys/domain.h>
#include <sys/mbuf.h>
-#if defined (__FreeBSD__) || defined (__APPLE__)
#include <sys/systm.h>
#include <sys/sysctl.h>
-#endif
#include <net/if.h>
#include <net/radix.h>
#include <netinet/in_systm.h>
#include <netinet/in_var.h>
#include <netinet/ip_encap.h>
-#if defined (__APPLE__) || (defined(__FreeBSD__) && __FreeBSD__ >= 3) || (defined(__NetBSD__) && !defined(TCP6)) || defined(__OpenBSD__) || (defined(__bsdi__) && _BSDI_VERSION >= 199802)
#include <netinet/ip.h>
#include <netinet/ip_var.h>
-#endif
-#if (defined(__NetBSD__) && !defined(TCP6)) || defined(__OpenBSD__) || (defined(__bsdi__) && _BSDI_VERSION >= 199802)
-#include <netinet/in_pcb.h>
-#endif
#include <netinet/ip6.h>
#include <netinet6/ip6_var.h>
+#include <netinet6/in6_var.h>
#include <netinet/icmp6.h>
-#if defined (__APPLE__)
#include <netinet/tcp.h>
#include <netinet/tcp_timer.h>
#include <netinet/tcp_var.h>
#include <netinet/udp.h>
#include <netinet/udp_var.h>
-# if (defined(__FreeBSD__) && __FreeBSD__ >= 4)
#include <netinet6/tcp6_var.h>
-# endif
-#else
-#if defined(__NetBSD__) && !defined(TCP6)
-#include <netinet/tcp.h>
-#include <netinet/tcp_fsm.h>
-#include <netinet/tcp_seq.h>
-#include <netinet/tcp_timer.h>
-#include <netinet/tcp_var.h>
-#include <netinet/tcpip.h>
-#include <netinet/tcp_debug.h>
-#else
-#include <netinet6/tcp6.h>
-#include <netinet6/tcp6_fsm.h>
-#include <netinet6/tcp6_seq.h>
-#include <netinet6/tcp6_timer.h>
-#include <netinet6/tcp6_var.h>
-#endif
-#endif
-
-#include <netinet6/udp6.h>
+#include <netinet6/raw_ip6.h>
#include <netinet6/udp6_var.h>
-
-#include <netinet6/pim6_var.h>
-
#include <netinet6/nd6.h>
-#if defined (__APPLE__)
-#include <netinet6/in6_prefix.h>
-#endif
+#include <netinet6/mld6_var.h>
#if IPSEC
#include <netinet6/ipsec.h>
+#if INET6
+#include <netinet6/ipsec6.h>
+#endif
#include <netinet6/ah.h>
+#if INET6
+#include <netinet6/ah6.h>
+#endif
#if IPSEC_ESP
#include <netinet6/esp.h>
+#if INET6
+#include <netinet6/esp6.h>
+#endif
#endif
#include <netinet6/ipcomp.h>
+#if INET6
+#include <netinet6/ipcomp6.h>
+#endif
#endif /*IPSEC*/
#include <netinet6/ip6protosw.h>
-#include <netinet/tcpip.h>
-
-#include "gif.h"
-#if NGIF > 0
-#include <netinet6/in6_gif.h>
-#endif
-
-#if MIP6
-#include <netinet6/mip6.h>
-#endif
#include <net/net_osdep.h>
-#define offsetof(type, member) ((size_t)(&((type *)0)->member))
-
/*
* TCP/IP protocol family: IP6, ICMP6, UDP, TCP.
*/
-extern struct domain inet6domain;
-#if defined(__FreeBSD__) && __FreeBSD__ >= 3 || defined (__APPLE__)
+extern struct domain inet6domain_s;
+struct domain *inet6domain = NULL;
+
static struct pr_usrreqs nousrreqs;
-#endif
+lck_mtx_t *inet6_domain_mutex;
+
+static void in6_dinit(struct domain *);
+static int rip6_pr_output(struct mbuf *, struct socket *,
+ struct sockaddr_in6 *, struct mbuf *);
struct ip6protosw inet6sw[] = {
-{ 0, &inet6domain, IPPROTO_IPV6, 0,
- 0, 0, 0, 0,
- 0,
- ip6_init, 0, frag6_slowtimo, frag6_drain,
- 0, &nousrreqs
+{
+ .pr_type = 0,
+ .pr_protocol = IPPROTO_IPV6,
+ .pr_init = ip6_init,
+ .pr_drain = ip6_drain,
+ .pr_usrreqs = &nousrreqs,
},
-{ SOCK_DGRAM, &inet6domain, IPPROTO_UDP, PR_ATOMIC | PR_ADDR,
- udp6_input, 0, udp6_ctlinput, ip6_ctloutput,
- 0,
- 0, 0, 0, 0,
- 0, &udp6_usrreqs
+{
+ .pr_type = SOCK_DGRAM,
+ .pr_protocol = IPPROTO_UDP,
+ .pr_flags = PR_ATOMIC|PR_ADDR|PR_PROTOLOCK|PR_PCBLOCK|
+ PR_EVCONNINFO,
+ .pr_input = udp6_input,
+ .pr_ctlinput = udp6_ctlinput,
+ .pr_ctloutput = ip6_ctloutput,
+#if !INET /* don't call initialization twice */
+ .pr_init = udp_init,
+#endif /* !INET */
+ .pr_usrreqs = &udp6_usrreqs,
+ .pr_lock = udp_lock,
+ .pr_unlock = udp_unlock,
+ .pr_getlock = udp_getlock,
},
-{ SOCK_STREAM, &inet6domain, IPPROTO_TCP, PR_CONNREQUIRED | PR_WANTRCVD,
- tcp6_input, 0, tcp6_ctlinput, tcp_ctloutput,
- 0,
- tcp_init, 0, 0, tcp_drain,
- 0, &tcp6_usrreqs
+{
+ .pr_type = SOCK_STREAM,
+ .pr_protocol = IPPROTO_TCP,
+ .pr_flags = PR_CONNREQUIRED|PR_WANTRCVD|PR_PCBLOCK|
+ PR_PROTOLOCK|PR_DISPOSE|PR_EVCONNINFO,
+ .pr_input = tcp6_input,
+ .pr_ctlinput = tcp6_ctlinput,
+ .pr_ctloutput = tcp_ctloutput,
+#if !INET /* don't call initialization and timeout routines twice */
+ .pr_init = tcp_init,
+#endif /* !INET */
+ .pr_drain = tcp_drain,
+ .pr_usrreqs = &tcp6_usrreqs,
+ .pr_lock = tcp_lock,
+ .pr_unlock = tcp_unlock,
+ .pr_getlock = tcp_getlock,
},
-{ SOCK_RAW, &inet6domain, IPPROTO_RAW, PR_ATOMIC | PR_ADDR,
- rip6_input, rip6_output, rip6_ctlinput, rip6_ctloutput,
- 0,
- 0, 0, 0, 0,
- 0, &rip6_usrreqs
+{
+ .pr_type = SOCK_RAW,
+ .pr_protocol = IPPROTO_RAW,
+ .pr_flags = PR_ATOMIC|PR_ADDR,
+ .pr_input = rip6_input,
+ .pr_output = rip6_pr_output,
+ .pr_ctlinput = rip6_ctlinput,
+ .pr_ctloutput = rip6_ctloutput,
+#if !INET /* don't call initialization and timeout routines twice */
+ .pr_init = rip_init,
+#endif /* !INET */
+ .pr_usrreqs = &rip6_usrreqs,
+ .pr_unlock = rip_unlock,
},
-{ SOCK_RAW, &inet6domain, IPPROTO_ICMPV6, PR_ATOMIC | PR_ADDR,
- icmp6_input, rip6_output, 0, rip6_ctloutput,
- 0,
- icmp6_init, icmp6_fasttimo, 0, 0,
- 0, &rip6_usrreqs
+{
+ .pr_type = SOCK_RAW,
+ .pr_protocol = IPPROTO_ICMPV6,
+ .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
+ .pr_input = icmp6_input,
+ .pr_output = rip6_pr_output,
+ .pr_ctlinput = rip6_ctlinput,
+ .pr_ctloutput = rip6_ctloutput,
+ .pr_init = icmp6_init,
+ .pr_usrreqs = &rip6_usrreqs,
+ .pr_unlock = rip_unlock,
},
-{ SOCK_RAW, &inet6domain, IPPROTO_DSTOPTS,PR_ATOMIC|PR_ADDR,
- dest6_input, 0, 0, 0,
- 0,
- 0, 0, 0, 0,
- 0, &nousrreqs
+{
+ .pr_type = SOCK_DGRAM,
+ .pr_protocol = IPPROTO_ICMPV6,
+ .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
+ .pr_input = icmp6_input,
+ .pr_output = rip6_pr_output,
+ .pr_ctlinput = rip6_ctlinput,
+ .pr_ctloutput = icmp6_dgram_ctloutput,
+ .pr_init = icmp6_init,
+ .pr_usrreqs = &icmp6_dgram_usrreqs,
+ .pr_unlock = rip_unlock,
},
-{ SOCK_RAW, &inet6domain, IPPROTO_ROUTING,PR_ATOMIC|PR_ADDR,
- route6_input, 0, 0, 0,
- 0,
- 0, 0, 0, 0,
- 0, &nousrreqs
+{
+ .pr_type = SOCK_RAW,
+ .pr_protocol = IPPROTO_DSTOPTS,
+ .pr_flags = PR_ATOMIC|PR_ADDR,
+ .pr_input = dest6_input,
+ .pr_usrreqs = &nousrreqs,
},
-{ SOCK_RAW, &inet6domain, IPPROTO_FRAGMENT,PR_ATOMIC|PR_ADDR,
- frag6_input, 0, 0, 0,
- 0,
- 0, 0, 0, 0,
- 0, &nousrreqs
+{
+ .pr_type = SOCK_RAW,
+ .pr_protocol = IPPROTO_ROUTING,
+ .pr_flags = PR_ATOMIC|PR_ADDR,
+ .pr_input = route6_input,
+ .pr_usrreqs = &nousrreqs,
+},
+{
+ .pr_type = SOCK_RAW,
+ .pr_protocol = IPPROTO_FRAGMENT,
+ .pr_flags = PR_ATOMIC|PR_ADDR|PR_PROTOLOCK,
+ .pr_input = frag6_input,
+ .pr_usrreqs = &nousrreqs,
},
#if IPSEC
-{ SOCK_RAW, &inet6domain, IPPROTO_AH, PR_ATOMIC|PR_ADDR,
- ah6_input, 0, 0, 0,
- 0,
- 0, 0, 0, 0,
- 0, &nousrreqs
+{
+ .pr_type = SOCK_RAW,
+ .pr_protocol = IPPROTO_AH,
+ .pr_flags = PR_ATOMIC|PR_ADDR|PR_PROTOLOCK,
+ .pr_input = ah6_input,
+ .pr_usrreqs = &nousrreqs,
},
#if IPSEC_ESP
-{ SOCK_RAW, &inet6domain, IPPROTO_ESP, PR_ATOMIC|PR_ADDR,
- esp6_input, 0, 0, 0,
- 0,
- 0, 0, 0, 0,
- 0, &nousrreqs
+{
+ .pr_type = SOCK_RAW,
+ .pr_protocol = IPPROTO_ESP,
+ .pr_flags = PR_ATOMIC|PR_ADDR|PR_PROTOLOCK,
+ .pr_input = esp6_input,
+ .pr_ctlinput = esp6_ctlinput,
+ .pr_usrreqs = &nousrreqs,
},
-#endif
-{ SOCK_RAW, &inet6domain, IPPROTO_IPCOMP, PR_ATOMIC|PR_ADDR,
- ipcomp6_input, 0, 0, 0,
- 0,
- 0, 0, 0, 0,
- 0, &nousrreqs
+#endif /* IPSEC_ESP */
+{
+ .pr_type = SOCK_RAW,
+ .pr_protocol = IPPROTO_IPCOMP,
+ .pr_flags = PR_ATOMIC|PR_ADDR|PR_PROTOLOCK,
+ .pr_input = ipcomp6_input,
+ .pr_usrreqs = &nousrreqs,
},
#endif /* IPSEC */
-{ SOCK_RAW, &inet6domain, IPPROTO_IPV4, PR_ATOMIC|PR_ADDR,
- encap6_input, rip6_output, 0, rip6_ctloutput,
- 0,
- 0, 0, 0, 0,
- 0, &nousrreqs
-},
-#if INET6
-{ SOCK_RAW, &inet6domain, IPPROTO_IPV6, PR_ATOMIC|PR_ADDR,
- encap6_input, rip6_output, 0, rip6_ctloutput,
- 0,
- 0, 0, 0, 0,
- 0, &rip6_usrreqs
+#if INET
+{
+ .pr_type = SOCK_RAW,
+ .pr_protocol = IPPROTO_IPV4,
+ .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
+ .pr_input = encap6_input,
+ .pr_output = rip6_pr_output,
+ .pr_ctloutput = rip6_ctloutput,
+ .pr_init = encap6_init,
+ .pr_usrreqs = &rip6_usrreqs,
+ .pr_unlock = rip_unlock,
},
-#endif /*INET6*/
-{ SOCK_RAW, &inet6domain, IPPROTO_PIM, PR_ATOMIC|PR_ADDR,
- pim6_input, rip6_output, 0, rip6_ctloutput,
- 0,
- 0, 0, 0, 0,
- 0, &rip6_usrreqs
+#endif /*INET*/
+{
+ .pr_type = SOCK_RAW,
+ .pr_protocol = IPPROTO_IPV6,
+ .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
+ .pr_input = encap6_input,
+ .pr_output = rip6_pr_output,
+ .pr_ctloutput = rip6_ctloutput,
+ .pr_init = encap6_init,
+ .pr_usrreqs = &rip6_usrreqs,
+ .pr_unlock = rip_unlock,
},
/* raw wildcard */
-{ SOCK_RAW, &inet6domain, 0, PR_ATOMIC | PR_ADDR,
- rip6_input, rip6_output, 0, rip6_ctloutput,
- 0,
- 0, 0, 0, 0,
- 0, &rip6_usrreqs
+{
+ .pr_type = SOCK_RAW,
+ .pr_protocol = 0,
+ .pr_flags = PR_ATOMIC|PR_ADDR|PR_LASTHDR,
+ .pr_input = rip6_input,
+ .pr_output = rip6_pr_output,
+ .pr_ctloutput = rip6_ctloutput,
+ .pr_usrreqs = &rip6_usrreqs,
+ .pr_unlock = rip_unlock,
},
};
-#if NGIF > 0
-struct ip6protosw in6_gif_protosw =
-{ SOCK_RAW, &inet6domain, 0/*IPPROTO_IPV[46]*/, PR_ATOMIC|PR_ADDR,
- in6_gif_input, rip6_output, 0, rip6_ctloutput,
- 0,
- 0, 0, 0, 0,
- 0, &rip6_usrreqs
-};
-#endif /*NGIF*/
-
-#if MIP6
-struct ip6protosw mip6_tunnel_protosw =
-{ SOCK_RAW, &inet6domain, 0/*IPPROTO_IPV[46]*/, PR_ATOMIC|PR_ADDR,
- mip6_tunnel_input, rip6_output, 0, rip6_ctloutput,
- 0,
- 0, 0, 0, 0,
- 0, &rip6_usrreqs
+int in6_proto_count = (sizeof (inet6sw) / sizeof (struct ip6protosw));
+
+struct domain inet6domain_s = {
+ .dom_family = PF_INET6,
+ .dom_flags = DOM_REENTRANT,
+ .dom_name = "internet6",
+ .dom_init = in6_dinit,
+ .dom_rtattach = in6_inithead,
+ .dom_rtoffset = offsetof(struct sockaddr_in6, sin6_addr) << 3,
+ .dom_maxrtkey = sizeof (struct sockaddr_in6),
+ .dom_protohdrlen = sizeof (struct sockaddr_in6),
};
-#endif /* MIP6 */
-extern int in6_inithead __P((void **, int));
-int in6_proto_count = (sizeof (inet6sw) / sizeof (struct ip6protosw));
-extern void in6_dinit(void);
+/* Initialize the PF_INET6 domain, and add in the pre-defined protos */
+void
+in6_dinit(struct domain *dp)
+{
+ struct ip6protosw *pr;
+ int i;
+
+ VERIFY(!(dp->dom_flags & DOM_INITIALIZED));
+ VERIFY(inet6domain == NULL);
+
+ inet6domain = dp;
+
+ _CASSERT(sizeof (struct protosw) == sizeof (struct ip6protosw));
+ _CASSERT(offsetof(struct ip6protosw, pr_entry) ==
+ offsetof(struct protosw, pr_entry));
+ _CASSERT(offsetof(struct ip6protosw, pr_domain) ==
+ offsetof(struct protosw, pr_domain));
+ _CASSERT(offsetof(struct ip6protosw, pr_protosw) ==
+ offsetof(struct protosw, pr_protosw));
+ _CASSERT(offsetof(struct ip6protosw, pr_type) ==
+ offsetof(struct protosw, pr_type));
+ _CASSERT(offsetof(struct ip6protosw, pr_protocol) ==
+ offsetof(struct protosw, pr_protocol));
+ _CASSERT(offsetof(struct ip6protosw, pr_flags) ==
+ offsetof(struct protosw, pr_flags));
+ _CASSERT(offsetof(struct ip6protosw, pr_input) ==
+ offsetof(struct protosw, pr_input));
+ _CASSERT(offsetof(struct ip6protosw, pr_output) ==
+ offsetof(struct protosw, pr_output));
+ _CASSERT(offsetof(struct ip6protosw, pr_ctlinput) ==
+ offsetof(struct protosw, pr_ctlinput));
+ _CASSERT(offsetof(struct ip6protosw, pr_ctloutput) ==
+ offsetof(struct protosw, pr_ctloutput));
+ _CASSERT(offsetof(struct ip6protosw, pr_usrreqs) ==
+ offsetof(struct protosw, pr_usrreqs));
+ _CASSERT(offsetof(struct ip6protosw, pr_init) ==
+ offsetof(struct protosw, pr_init));
+ _CASSERT(offsetof(struct ip6protosw, pr_drain) ==
+ offsetof(struct protosw, pr_drain));
+ _CASSERT(offsetof(struct ip6protosw, pr_sysctl) ==
+ offsetof(struct protosw, pr_sysctl));
+ _CASSERT(offsetof(struct ip6protosw, pr_lock) ==
+ offsetof(struct protosw, pr_lock));
+ _CASSERT(offsetof(struct ip6protosw, pr_unlock) ==
+ offsetof(struct protosw, pr_unlock));
+ _CASSERT(offsetof(struct ip6protosw, pr_getlock) ==
+ offsetof(struct protosw, pr_getlock));
+ _CASSERT(offsetof(struct ip6protosw, pr_filter_head) ==
+ offsetof(struct protosw, pr_filter_head));
+ _CASSERT(offsetof(struct ip6protosw, pr_old) ==
+ offsetof(struct protosw, pr_old));
-struct domain inet6domain =
- { AF_INET6, "internet6", in6_dinit, 0, 0,
- inet6sw, 0,
- in6_inithead, offsetof(struct sockaddr_in6, sin6_addr) << 3, sizeof(struct sockaddr_in6) ,
- sizeof(struct sockaddr_in6), 0
- };
+ /*
+ * Attach first, then initialize. ip6_init() needs raw IP6 handler.
+ */
+ for (i = 0, pr = &inet6sw[0]; i < in6_proto_count; i++, pr++)
+ net_add_proto((struct protosw *)pr, dp, 0);
+ for (i = 0, pr = &inet6sw[0]; i < in6_proto_count; i++, pr++)
+ net_init_proto((struct protosw *)pr, dp);
-DOMAIN_SET(inet6);
+ inet6_domain_mutex = dp->dom_mtx;
+}
+
+static int
+rip6_pr_output(struct mbuf *m, struct socket *so, struct sockaddr_in6 *sin6,
+ struct mbuf *m1)
+{
+#pragma unused(m, so, sin6, m1)
+ panic("%s\n", __func__);
+ /* NOTREACHED */
+ return (0);
+}
/*
* Internet configuration info
int ip6_sendredirects = IPV6_SENDREDIRECTS;
int ip6_defhlim = IPV6_DEFHLIM;
int ip6_defmcasthlim = IPV6_DEFAULT_MULTICAST_HOPS;
-int ip6_accept_rtadv = 0; /* "IPV6FORWARDING ? 0 : 1" is dangerous */
-int ip6_maxfragpackets = 200;
+int ip6_accept_rtadv = 1; /* deprecated */
int ip6_log_interval = 5;
-int ip6_hdrnestlimit = 50; /* appropriate? */
+int ip6_hdrnestlimit = 15; /* How many header options will we process? */
int ip6_dad_count = 1; /* DupAddrDetectionTransmits */
-u_int32_t ip6_flow_seq;
int ip6_auto_flowlabel = 1;
-#if NGIF > 0
-int ip6_gif_hlim = GIF_HLIM;
-#else
int ip6_gif_hlim = 0;
-#endif
-int ip6_use_deprecated = 1; /* allow deprecated addr (RFC2462 5.5.4) */
+int ip6_use_deprecated = 1; /* allow deprecated addr [RFC 4862, 5.5.4] */
int ip6_rr_prune = 5; /* router renumbering prefix
* walk list every 5 sec. */
-#if MAPPED_ADDR_ENABLED
-int ip6_mapped_addr_on = 1;
-#endif /* MAPPED_ADDR_ENABLED */
+int ip6_mcast_pmtu = 0; /* enable pMTU discovery for multicast? */
+int ip6_v6only = 0; /* Mapped addresses off by default - Radar 3347718 -- REVISITING FOR 10.7 -- TESTING WITH MAPPED@ OFF */
+
+int ip6_neighborgcthresh = 1024; /* Threshold # of NDP entries for GC */
+int ip6_maxifprefixes = 16; /* Max acceptable prefixes via RA per IF */
+int ip6_maxifdefrouters = 16; /* Max acceptable def routers via RA */
+int ip6_maxdynroutes = 1024; /* Max # of routes created via redirect */
+int ip6_only_allow_rfc4193_prefix = 0; /* Only allow RFC4193 style Unique Local IPv6 Unicast prefixes */
-u_int32_t ip6_id = 0UL;
-int ip6_keepfaith = 0;
-time_t ip6_log_time = (time_t)0L;
+static int ip6_keepfaith = 0;
+uint64_t ip6_log_time = 0;
+int nd6_onlink_ns_rfc4861 = 0; /* allow 'on-link' nd6 NS (as in RFC 4861) */
/* icmp6 */
-#ifndef __bsdi__
/*
* BSDI4 defines these variables in in_proto.c...
* XXX: what if we don't define INET? Should we define pmtu6_expire
*/
int pmtu_expire = 60*10;
int pmtu_probe = 60*2;
-#endif
/* raw IP6 parameters */
/*
#define RIPV6SNDQ 8192
#define RIPV6RCVQ 8192
-u_long rip6_sendspace = RIPV6SNDQ;
-u_long rip6_recvspace = RIPV6RCVQ;
+u_int32_t rip6_sendspace = RIPV6SNDQ;
+u_int32_t rip6_recvspace = RIPV6RCVQ;
/* ICMPV6 parameters */
-int icmp6_rediraccept = 1; /* accept and process redirects */
+int icmp6_rediraccept = 0; /* accept and process redirects */
int icmp6_redirtimeout = 10 * 60; /* 10 minutes */
-u_int icmp6errratelim = 1000; /* 1000usec = 1msec */
-int icmp6_nodeinfo = 1; /* enable/disable NI response */
-
-#if TCP6
-/* TCP on IP6 parameters */
-int tcp6_sendspace = 1024 * 8;
-int tcp6_recvspace = 1024 * 8;
-int tcp6_mssdflt = TCP6_MSS;
-int tcp6_rttdflt = TCP6TV_SRTTDFLT / PR_SLOWHZ;
-int tcp6_do_rfc1323 = 1;
-int tcp6_conntimeo = TCP6TV_KEEP_INIT; /* initial connection timeout */
-int tcp6_43maxseg = 0;
-int tcp6_pmtu = 0;
-
-/*
- * Parameters for keepalive option.
- * Connections for which SO_KEEPALIVE is set will be probed
- * after being idle for a time of tcp6_keepidle (in units of PR_SLOWHZ).
- * Starting at that time, the connection is probed at intervals
- * of tcp6_keepintvl (same units) until a response is received
- * or until tcp6_keepcnt probes have been made, at which time
- * the connection is dropped. Note that a tcp6_keepidle value
- * under 2 hours is nonconformant with RFC-1122, Internet Host Requirements.
- */
-int tcp6_keepidle = TCP6TV_KEEP_IDLE; /* time before probing idle */
-int tcp6_keepintvl = TCP6TV_KEEPINTVL; /* interval betwn idle probes */
-int tcp6_keepcnt = TCP6TV_KEEPCNT; /* max idle probes */
-int tcp6_maxpersistidle = TCP6TV_KEEP_IDLE; /* max idle time in persist */
-
-#ifndef INET_SERVER
-#define TCP6_LISTEN_HASH_SIZE 17
-#define TCP6_CONN_HASH_SIZE 97
-#define TCP6_SYN_HASH_SIZE 293
-#define TCP6_SYN_BUCKET_SIZE 35
-#else
-#define TCP6_LISTEN_HASH_SIZE 97
-#define TCP6_CONN_HASH_SIZE 9973
-#define TCP6_SYN_HASH_SIZE 997
-#define TCP6_SYN_BUCKET_SIZE 35
-#endif
-int tcp6_listen_hash_size = TCP6_LISTEN_HASH_SIZE;
-int tcp6_conn_hash_size = TCP6_CONN_HASH_SIZE;
-struct tcp6_hash_list tcp6_listen_hash[TCP6_LISTEN_HASH_SIZE],
- tcp6_conn_hash[TCP6_CONN_HASH_SIZE];
-
-int tcp6_syn_cache_size = TCP6_SYN_HASH_SIZE;
-int tcp6_syn_cache_limit = TCP6_SYN_HASH_SIZE*TCP6_SYN_BUCKET_SIZE;
-int tcp6_syn_bucket_limit = 3*TCP6_SYN_BUCKET_SIZE;
-struct syn_cache_head6 tcp6_syn_cache[TCP6_SYN_HASH_SIZE];
-struct syn_cache_head6 *tcp6_syn_cache_first;
-int tcp6_syn_cache_interval = 8; /* runs timer every 4 seconds */
-int tcp6_syn_cache_timeo = TCP6TV_KEEP_INIT;
-
-/*
- * Parameters for computing a desirable data segment size
- * given an upper bound (either interface MTU, or peer's MSS option)_.
- * As applications tend to use a buffer size that is a multiple
- * of kilobytes, try for something that divides evenly. However,
- * do not round down too much.
- *
- * Round segment size down to a multiple of TCP6_ROUNDSIZE if this
- * does not result in lowering by more than (size/TCP6_ROUNDFRAC).
- * For example, round 536 to 512. Older versions of the system
- * effectively used MCLBYTES (1K or 2K) as TCP6_ROUNDSIZE, with
- * a value of 1 for TCP6_ROUNDFRAC (eliminating its effect).
- * We round to a multiple of 256 for SLIP.
- */
-#ifndef TCP6_ROUNDSIZE
-#define TCP6_ROUNDSIZE 256 /* round to multiple of 256 */
-#endif
-#ifndef TCP6_ROUNDFRAC
-#define TCP6_ROUNDFRAC 10 /* round down at most N/10, or 10% */
-#endif
-
-int tcp6_roundsize = TCP6_ROUNDSIZE;
-int tcp6_roundfrac = TCP6_ROUNDFRAC;
-#endif /*TCP6*/
+int icmp6errppslim = 500; /* 500 packets per second */
+int icmp6rappslim = 10; /* 10 packets per second */
+int icmp6_nodeinfo = 3; /* enable/disable NI response */
/* UDP on IP6 parameters */
int udp6_sendspace = 9216; /* really max datagram size */
int udp6_recvspace = 40 * (1024 + sizeof(struct sockaddr_in6));
/* 40 1K datagrams */
-#if defined(__FreeBSD__) || defined(__APPLE__)
/*
* sysctl related items.
*/
-SYSCTL_NODE(_net, PF_INET6, inet6, CTLFLAG_RW, 0,
- "Internet6 Family");
+SYSCTL_NODE(_net, PF_INET6, inet6,
+ CTLFLAG_RW | CTLFLAG_LOCKED, 0, "Internet6 Family");
/* net.inet6 */
-SYSCTL_NODE(_net_inet6, IPPROTO_IPV6, ip6, CTLFLAG_RW, 0, "IP6");
-SYSCTL_NODE(_net_inet6, IPPROTO_ICMPV6, icmp6, CTLFLAG_RW, 0, "ICMP6");
-SYSCTL_NODE(_net_inet6, IPPROTO_UDP, udp6, CTLFLAG_RW, 0, "UDP6");
-SYSCTL_NODE(_net_inet6, IPPROTO_TCP, tcp6, CTLFLAG_RW, 0, "TCP6");
+SYSCTL_NODE(_net_inet6, IPPROTO_IPV6, ip6,
+ CTLFLAG_RW|CTLFLAG_LOCKED, 0, "IP6");
+SYSCTL_NODE(_net_inet6, IPPROTO_ICMPV6, icmp6,
+ CTLFLAG_RW|CTLFLAG_LOCKED, 0, "ICMP6");
+SYSCTL_NODE(_net_inet6, IPPROTO_UDP, udp6,
+ CTLFLAG_RW|CTLFLAG_LOCKED, 0, "UDP6");
+SYSCTL_NODE(_net_inet6, IPPROTO_TCP, tcp6,
+ CTLFLAG_RW|CTLFLAG_LOCKED, 0, "TCP6");
#if IPSEC
-SYSCTL_NODE(_net_inet6, IPPROTO_ESP, ipsec6, CTLFLAG_RW, 0, "IPSEC6");
+SYSCTL_NODE(_net_inet6, IPPROTO_ESP, ipsec6,
+ CTLFLAG_RW|CTLFLAG_LOCKED, 0, "IPSEC6");
#endif /* IPSEC */
/* net.inet6.ip6 */
static int
-sysctl_ip6_forwarding SYSCTL_HANDLER_ARGS
+sysctl_ip6_temppltime SYSCTL_HANDLER_ARGS
{
+#pragma unused(oidp, arg2)
int error = 0;
- int old_ip6_forwarding;
- int changed;
+ int old;
error = SYSCTL_OUT(req, arg1, sizeof(int));
if (error || !req->newptr)
return (error);
- old_ip6_forwarding = ip6_forwarding;
+ old = ip6_temp_preferred_lifetime;
error = SYSCTL_IN(req, arg1, sizeof(int));
- if (error != 0)
- return (error);
- changed = (ip6_forwarding ? 1 : 0) ^ (old_ip6_forwarding ? 1 : 0);
- if (changed == 0)
- return (error);
- /*
- * XXX while host->router removes prefix got from RA,
- * router->host case nukes all the prefixes managed by in6_prefix.c
- * (both RR and static). therefore, switching from host->router->host
- * will remove statically configured addresses/prefixes.
- * not sure if it is intended behavior or not.
- */
- if (ip6_forwarding != 0) { /* host becomes router */
- int s = splnet();
- struct nd_prefix *pr, *next;
-
- for (pr = nd_prefix.lh_first; pr; pr = next) {
- next = pr->ndpr_next;
- if (!IN6_IS_ADDR_UNSPECIFIED(&pr->ndpr_addr))
- in6_ifdel(pr->ndpr_ifp, &pr->ndpr_addr);
- prelist_remove(pr);
- }
- splx(s);
- } else { /* router becomes host */
- while(!LIST_EMPTY(&rr_prefix))
- delete_each_prefix(LIST_FIRST(&rr_prefix),
- PR_ORIG_KERNEL);
+ if (ip6_temp_preferred_lifetime > ND6_MAX_LIFETIME ||
+ ip6_temp_preferred_lifetime <
+ ip6_desync_factor + ip6_temp_regen_advance) {
+ ip6_temp_preferred_lifetime = old;
+ return (EINVAL);
}
+ return (error);
+}
+static int
+sysctl_ip6_tempvltime SYSCTL_HANDLER_ARGS
+{
+#pragma unused(oidp, arg2)
+ int error = 0;
+ int old;
+
+ error = SYSCTL_OUT(req, arg1, sizeof(int));
+ if (error || !req->newptr)
+ return (error);
+ old = ip6_temp_valid_lifetime;
+ error = SYSCTL_IN(req, arg1, sizeof(int));
+ if (ip6_temp_valid_lifetime > ND6_MAX_LIFETIME ||
+ ip6_temp_valid_lifetime < ip6_temp_preferred_lifetime) {
+ ip6_temp_valid_lifetime = old;
+ return (EINVAL);
+ }
return (error);
}
-SYSCTL_OID(_net_inet6_ip6, IPV6CTL_FORWARDING, forwarding,
- CTLTYPE_INT|CTLFLAG_RW, &ip6_forwarding, 0, sysctl_ip6_forwarding,
- "I", "");
+static int
+ip6_getstat SYSCTL_HANDLER_ARGS
+{
+#pragma unused(oidp, arg1, arg2)
+ if (req->oldptr == USER_ADDR_NULL)
+ req->oldlen = (size_t)sizeof (struct ip6stat);
+
+ return (SYSCTL_OUT(req, &ip6stat, MIN(sizeof (ip6stat), req->oldlen)));
+}
+
+SYSCTL_INT(_net_inet6_ip6, IPV6CTL_FORWARDING,
+ forwarding, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_forwarding, 0, "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_SENDREDIRECTS,
- redirect, CTLFLAG_RW, &ip6_sendredirects, 0, "");
+ redirect, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_sendredirects, 0, "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_DEFHLIM,
- hlim, CTLFLAG_RW, &ip6_defhlim, 0, "");
-SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MAXFRAGPACKETS,
- maxfragpackets, CTLFLAG_RW, &ip6_maxfragpackets, 0, "");
+ hlim, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_defhlim, 0, "");
+SYSCTL_PROC(_net_inet6_ip6, IPV6CTL_STATS, stats,
+ CTLTYPE_STRUCT | CTLFLAG_RD | CTLFLAG_LOCKED,
+ 0, 0, ip6_getstat, "S,ip6stat", "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_ACCEPT_RTADV,
- accept_rtadv, CTLFLAG_RW, &ip6_accept_rtadv, 0, "");
+ accept_rtadv, CTLFLAG_RD | CTLFLAG_LOCKED,
+ &ip6_accept_rtadv, 0, "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_KEEPFAITH,
- keepfaith, CTLFLAG_RW, &ip6_keepfaith, 0, "");
+ keepfaith, CTLFLAG_RD | CTLFLAG_LOCKED, &ip6_keepfaith, 0, "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_LOG_INTERVAL,
- log_interval, CTLFLAG_RW, &ip6_log_interval, 0, "");
+ log_interval, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_log_interval, 0, "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_HDRNESTLIMIT,
- hdrnestlimit, CTLFLAG_RW, &ip6_hdrnestlimit, 0, "");
+ hdrnestlimit, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_hdrnestlimit, 0, "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_DAD_COUNT,
- dad_count, CTLFLAG_RW, &ip6_dad_count, 0, "");
+ dad_count, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_dad_count, 0, "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_AUTO_FLOWLABEL,
- auto_flowlabel, CTLFLAG_RW, &ip6_auto_flowlabel, 0, "");
+ auto_flowlabel, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_auto_flowlabel, 0, "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_DEFMCASTHLIM,
- defmcasthlim, CTLFLAG_RW, &ip6_defmcasthlim, 0, "");
+ defmcasthlim, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_defmcasthlim, 0, "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_GIF_HLIM,
- gifhlim, CTLFLAG_RW, &ip6_gif_hlim, 0, "");
+ gifhlim, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_gif_hlim, 0, "");
SYSCTL_STRING(_net_inet6_ip6, IPV6CTL_KAME_VERSION,
- kame_version, CTLFLAG_RD, __KAME_VERSION, 0, "");
+ kame_version, CTLFLAG_RD | CTLFLAG_LOCKED, (void *)((uintptr_t)(__KAME_VERSION)), 0, "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_USE_DEPRECATED,
- use_deprecated, CTLFLAG_RW, &ip6_use_deprecated, 0, "");
+ use_deprecated, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_use_deprecated, 0, "");
SYSCTL_INT(_net_inet6_ip6, IPV6CTL_RR_PRUNE,
- rr_prune, CTLFLAG_RW, &ip6_rr_prune, 0, "");
-#if MAPPED_ADDR_ENABLED
-SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MAPPED_ADDR,
- mapped_addr, CTLFLAG_RW, &ip6_mapped_addr_on, 0, "");
-#endif /* MAPPED_ADDR_ENABLED */
+ rr_prune, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_rr_prune, 0, "");
+SYSCTL_INT(_net_inet6_ip6, IPV6CTL_USETEMPADDR,
+ use_tempaddr, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_use_tempaddr, 0, "");
+SYSCTL_OID(_net_inet6_ip6, IPV6CTL_TEMPPLTIME, temppltime,
+ CTLTYPE_INT|CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_temp_preferred_lifetime, 0,
+ sysctl_ip6_temppltime, "I", "");
+SYSCTL_OID(_net_inet6_ip6, IPV6CTL_TEMPVLTIME, tempvltime,
+ CTLTYPE_INT|CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_temp_valid_lifetime, 0,
+ sysctl_ip6_tempvltime, "I", "");
+SYSCTL_INT(_net_inet6_ip6, IPV6CTL_V6ONLY,
+ v6only, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_v6only, 0, "");
+SYSCTL_INT(_net_inet6_ip6, IPV6CTL_AUTO_LINKLOCAL,
+ auto_linklocal, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_auto_linklocal, 0, "");
+SYSCTL_STRUCT(_net_inet6_ip6, IPV6CTL_RIP6STATS, rip6stats, CTLFLAG_RD | CTLFLAG_LOCKED,
+ &rip6stat, rip6stat, "");
+SYSCTL_INT(_net_inet6_ip6, IPV6CTL_PREFER_TEMPADDR,
+ prefer_tempaddr, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_prefer_tempaddr, 0, "");
+SYSCTL_INT(_net_inet6_ip6, IPV6CTL_USE_DEFAULTZONE,
+ use_defaultzone, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_use_defzone, 0,"");
+SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MCAST_PMTU,
+ mcast_pmtu, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_mcast_pmtu, 0, "");
+SYSCTL_INT(_net_inet6_ip6, IPV6CTL_NEIGHBORGCTHRESH,
+ neighborgcthresh, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_neighborgcthresh, 0, "");
+SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MAXIFPREFIXES,
+ maxifprefixes, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_maxifprefixes, 0, "");
+SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MAXIFDEFROUTERS,
+ maxifdefrouters, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_maxifdefrouters, 0, "");
+SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MAXDYNROUTES,
+ maxdynroutes, CTLFLAG_RW | CTLFLAG_LOCKED, &ip6_maxdynroutes, 0, "");
+SYSCTL_INT(_net_inet6_ip6, OID_AUTO,
+ only_allow_rfc4193_prefixes, CTLFLAG_RW | CTLFLAG_LOCKED,
+ &ip6_only_allow_rfc4193_prefix, 0, "");
/* net.inet6.icmp6 */
SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_REDIRACCEPT,
- rediraccept, CTLFLAG_RW, &icmp6_rediraccept, 0, "");
+ rediraccept, CTLFLAG_RW | CTLFLAG_LOCKED, &icmp6_rediraccept, 0, "");
SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_REDIRTIMEOUT,
- redirtimeout, CTLFLAG_RW, &icmp6_redirtimeout, 0, "");
-SYSCTL_STRUCT(_net_inet6_icmp6, ICMPV6CTL_STATS, stats, CTLFLAG_RD,
+ redirtimeout, CTLFLAG_RW | CTLFLAG_LOCKED, &icmp6_redirtimeout, 0, "");
+SYSCTL_STRUCT(_net_inet6_icmp6, ICMPV6CTL_STATS, stats, CTLFLAG_RD | CTLFLAG_LOCKED,
&icmp6stat, icmp6stat, "");
-SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ERRRATELIMIT,
- errratelimit, CTLFLAG_RW, &icmp6errratelim, 0, "");
SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_PRUNE,
- nd6_prune, CTLFLAG_RW, &nd6_prune, 0, "");
+ nd6_prune, CTLFLAG_RW | CTLFLAG_LOCKED, &nd6_prune, 0, "");
+SYSCTL_INT(_net_inet6_icmp6, OID_AUTO,
+ nd6_prune_lazy, CTLFLAG_RW | CTLFLAG_LOCKED, &nd6_prune_lazy, 0, "");
SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_DELAY,
- nd6_delay, CTLFLAG_RW, &nd6_delay, 0, "");
+ nd6_delay, CTLFLAG_RW | CTLFLAG_LOCKED, &nd6_delay, 0, "");
SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_UMAXTRIES,
- nd6_umaxtries, CTLFLAG_RW, &nd6_umaxtries, 0, "");
+ nd6_umaxtries, CTLFLAG_RW | CTLFLAG_LOCKED, &nd6_umaxtries, 0, "");
SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_MMAXTRIES,
- nd6_mmaxtries, CTLFLAG_RW, &nd6_mmaxtries, 0, "");
+ nd6_mmaxtries, CTLFLAG_RW | CTLFLAG_LOCKED, &nd6_mmaxtries, 0, "");
SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_USELOOPBACK,
- nd6_useloopback, CTLFLAG_RW, &nd6_useloopback, 0, "");
-//SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_PROXYALL,
-// nd6_proxyall, CTLFLAG_RW, &nd6_proxyall, 0, "");
+ nd6_useloopback, CTLFLAG_RW | CTLFLAG_LOCKED, &nd6_useloopback, 0, "");
+SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_ACCEPT_6TO4,
+ nd6_accept_6to4, CTLFLAG_RW | CTLFLAG_LOCKED, &nd6_accept_6to4, 0, "");
SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_NODEINFO,
- nodeinfo, CTLFLAG_RW, &icmp6_nodeinfo, 0, "");
-
-
-#if defined(__FreeBSD__) && __FreeBSD__ < 3
-/* net.inet6.udp6 */
-SYSCTL_INT(_net_inet6_udp6, UDP6CTL_SENDMAX,
- sendmax, CTLFLAG_RW, &udp6_sendspace, 0, "");
-SYSCTL_INT(_net_inet6_udp6, UDP6CTL_RECVSPACE,
- recvspace, CTLFLAG_RW, &udp6_recvspace, 0, "");
-
-/* net.inet6.tcp6 */
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_MSSDFLT,
- mssdflt, CTLFLAG_RW, &tcp6_mssdflt, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_DO_RFC1323,
- do_rfc1323, CTLFLAG_RW, &tcp6_do_rfc1323, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_KEEPIDLE,
- keepidle, CTLFLAG_RW, &tcp6_keepidle, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_KEEPINTVL,
- keepintvl, CTLFLAG_RW, &tcp6_keepintvl, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_KEEPCNT,
- keepcnt, CTLFLAG_RW, &tcp6_keepcnt, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_MAXPERSISTIDLE,
- maxpersistidle, CTLFLAG_RW, &tcp6_maxpersistidle, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_SENDSPACE,
- sendspace, CTLFLAG_RW, &tcp6_sendspace, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_RECVSPACE,
- recvspace, CTLFLAG_RW, &tcp6_recvspace, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_CONNTIMEO,
- conntimeo, CTLFLAG_RW, &tcp6_conntimeo, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_PMTU,
- pmtu, CTLFLAG_RW, &tcp6_pmtu, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_PMTU_EXPIRE,
- pmtu_expire, CTLFLAG_RW, &pmtu_expire, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_PMTU_PROBE,
- pmtu_probe, CTLFLAG_RW, &pmtu_probe, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_43MAXSEG,
- pmtu_43maxseg, CTLFLAG_RW, &tcp6_43maxseg, 0, "");
-SYSCTL_STRUCT(_net_inet6_tcp6, TCP6CTL_STATS, stats, CTLFLAG_RD,
- &tcp6stat, tcp6stat, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_SYN_CACHE_LIMIT,
- syn_cache_limit, CTLFLAG_RW, &tcp6_syn_cache_limit, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_SYN_BUCKET_LIMIT,
- syn_bucket_limit, CTLFLAG_RW, &tcp6_syn_bucket_limit, 0, "");
-SYSCTL_INT(_net_inet6_tcp6, TCP6CTL_SYN_CACHE_INTER,
- syn_cache_interval, CTLFLAG_RW, &tcp6_syn_cache_interval, 0, "");
-#endif /* !(defined(__FreeBSD__) && __FreeBSD__ >= 3) */
-
-#endif /* __FreeBSD__ */
+ nodeinfo, CTLFLAG_RW | CTLFLAG_LOCKED, &icmp6_nodeinfo, 0, "");
+SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ERRPPSLIMIT,
+ errppslimit, CTLFLAG_RW | CTLFLAG_LOCKED, &icmp6errppslim, 0, "");
+SYSCTL_INT(_net_inet6_icmp6, OID_AUTO,
+ rappslimit, CTLFLAG_RW | CTLFLAG_LOCKED, &icmp6rappslim, 0, "");
+SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_DEBUG,
+ nd6_debug, CTLFLAG_RW | CTLFLAG_LOCKED, &nd6_debug, 0, "");
+SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_ONLINKNSRFC4861,
+ nd6_onlink_ns_rfc4861, CTLFLAG_RW | CTLFLAG_LOCKED, &nd6_onlink_ns_rfc4861, 0,
+ "Accept 'on-link' nd6 NS in compliance with RFC 4861.");
+SYSCTL_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_OPTIMISTIC_DAD,
+ nd6_optimistic_dad, CTLFLAG_RW | CTLFLAG_LOCKED, &nd6_optimistic_dad, 0, "");