/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000,2008-2010 Apple Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * 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.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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 OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * 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_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/* $KAME: icmp6.h,v 1.46 2001/04/27 15:09:48 itojun Exp $ */
#define _NETINET_ICMP6_H_
#include <sys/appleapiopts.h>
+#ifdef XNU_KERNEL_PRIVATE
+#include <sys/mcache.h>
+#endif
+
#define ICMPV6_PLD_MAXLEN 1232 /* IPV6_MMTU - sizeof(struct ip6_hdr)
- sizeof(struct icmp6_hdr) */
u_int16_t icmp6_un_data16[2]; /* type-specific field */
u_int8_t icmp6_un_data8[4]; /* type-specific field */
} icmp6_dataun;
-};
+} __attribute__((__packed__));
#define icmp6_data32 icmp6_dataun.icmp6_un_data32
#define icmp6_data16 icmp6_dataun.icmp6_un_data16
#define ICMP6_ECHO_REQUEST 128 /* echo service */
#define ICMP6_ECHO_REPLY 129 /* echo reply */
+#define MLD_LISTENER_QUERY 130 /* multicast listener query */
+#define MLD_LISTENER_REPORT 131 /* multicast listener report */
+#define MLD_LISTENER_DONE 132 /* multicast listener done */
+#define MLD_LISTENER_REDUCTION MLD_LISTENER_DONE /* RFC3542 definition */
+
+/* RFC2292 decls */
#define ICMP6_MEMBERSHIP_QUERY 130 /* group membership query */
-#define MLD6_LISTENER_QUERY 130 /* multicast listener query */
#define ICMP6_MEMBERSHIP_REPORT 131 /* group membership report */
-#define MLD6_LISTENER_REPORT 131 /* multicast listener report */
#define ICMP6_MEMBERSHIP_REDUCTION 132 /* group membership termination */
-#define MLD6_LISTENER_DONE 132 /* multicast listener done */
+
+#ifndef KERNEL
+/* the followings are for backward compatibility to old KAME apps. */
+#define MLD6_LISTENER_QUERY MLD_LISTENER_QUERY
+#define MLD6_LISTENER_REPORT MLD_LISTENER_REPORT
+#define MLD6_LISTENER_DONE MLD_LISTENER_DONE
+#endif
#define ND_ROUTER_SOLICIT 133 /* router solicitation */
-#define ND_ROUTER_ADVERT 134 /* router advertisment */
+#define ND_ROUTER_ADVERT 134 /* router advertisement */
#define ND_NEIGHBOR_SOLICIT 135 /* neighbor solicitation */
-#define ND_NEIGHBOR_ADVERT 136 /* neighbor advertisment */
+#define ND_NEIGHBOR_ADVERT 136 /* neighbor advertisement */
#define ND_REDIRECT 137 /* redirect */
#define ICMP6_ROUTER_RENUMBERING 138 /* router renumbering */
#define ICMP6_FQDN_REPLY 140 /* FQDN reply */
#define ICMP6_NI_QUERY 139 /* node information request */
#define ICMP6_NI_REPLY 140 /* node information reply */
+#define MLDV2_LISTENER_REPORT 143 /* RFC3810 listener report */
/* The definitions below are experimental. TBA */
-#define MLD6_MTRACE_RESP 200 /* mtrace response(to sender) */
-#define MLD6_MTRACE 201 /* mtrace messages */
+#define MLD_MTRACE_RESP 200 /* mtrace resp (to sender) */
+#define MLD_MTRACE 201 /* mtrace messages */
-#define ICMP6_HADISCOV_REQUEST 202 /* XXX To be defined */
-#define ICMP6_HADISCOV_REPLY 203 /* XXX To be defined */
-
-#define ICMP6_MAXTYPE 203
+#ifndef KERNEL
+#define MLD6_MTRACE_RESP MLD_MTRACE_RESP
+#define MLD6_MTRACE MLD_MTRACE
+#endif
+
+#define ICMP6_MAXTYPE 201
#define ICMP6_DST_UNREACH_NOROUTE 0 /* no route to destination */
#define ICMP6_DST_UNREACH_ADMIN 1 /* administratively prohibited */
/*
* Multicast Listener Discovery
*/
-struct mld6_hdr {
- struct icmp6_hdr mld6_hdr;
- struct in6_addr mld6_addr; /* multicast address */
-};
+struct mld_hdr {
+ struct icmp6_hdr mld_icmp6_hdr;
+ struct in6_addr mld_addr; /* multicast address */
+} __attribute__((__packed__));
+
+/* definitions to provide backward compatibility to old KAME applications */
+#ifndef KERNEL
+#define mld6_hdr mld_hdr
+#define mld6_type mld_type
+#define mld6_code mld_code
+#define mld6_cksum mld_cksum
+#define mld6_maxdelay mld_maxdelay
+#define mld6_reserved mld_reserved
+#define mld6_addr mld_addr
+#endif
-#define mld6_type mld6_hdr.icmp6_type
-#define mld6_code mld6_hdr.icmp6_code
-#define mld6_cksum mld6_hdr.icmp6_cksum
-#define mld6_maxdelay mld6_hdr.icmp6_data16[0]
-#define mld6_reserved mld6_hdr.icmp6_data16[1]
+/* shortcut macro definitions */
+#define mld_type mld_icmp6_hdr.icmp6_type
+#define mld_code mld_icmp6_hdr.icmp6_code
+#define mld_cksum mld_icmp6_hdr.icmp6_cksum
+#define mld_maxdelay mld_icmp6_hdr.icmp6_data16[0]
+#define mld_reserved mld_icmp6_hdr.icmp6_data16[1]
+#define mld_v2_reserved mld_icmp6_hdr.icmp6_data16[0]
+#define mld_v2_numrecs mld_icmp6_hdr.icmp6_data16[1]
/*
* Neighbor Discovery
struct nd_router_solicit { /* router solicitation */
struct icmp6_hdr nd_rs_hdr;
/* could be followed by options */
-};
+}__attribute__((__packed__));
#define nd_rs_type nd_rs_hdr.icmp6_type
#define nd_rs_code nd_rs_hdr.icmp6_code
u_int32_t nd_ra_reachable; /* reachable time */
u_int32_t nd_ra_retransmit; /* retransmit timer */
/* could be followed by options */
-};
+} __attribute__((__packed__));
#define nd_ra_type nd_ra_hdr.icmp6_type
#define nd_ra_code nd_ra_hdr.icmp6_code
struct icmp6_hdr nd_ns_hdr;
struct in6_addr nd_ns_target; /*target address */
/* could be followed by options */
-};
+}__attribute__((__packed__));
#define nd_ns_type nd_ns_hdr.icmp6_type
#define nd_ns_code nd_ns_hdr.icmp6_code
struct icmp6_hdr nd_na_hdr;
struct in6_addr nd_na_target; /* target address */
/* could be followed by options */
-};
+}__attribute__((__packed__));
#define nd_na_type nd_na_hdr.icmp6_type
#define nd_na_code nd_na_hdr.icmp6_code
struct in6_addr nd_rd_target; /* target address */
struct in6_addr nd_rd_dst; /* destination address */
/* could be followed by options */
-};
+}__attribute__((__packed__));
#define nd_rd_type nd_rd_hdr.icmp6_type
#define nd_rd_code nd_rd_hdr.icmp6_code
u_int8_t nd_opt_type;
u_int8_t nd_opt_len;
/* followed by option specific data*/
-};
+}__attribute__((__packed__));
#define ND_OPT_SOURCE_LINKADDR 1
#define ND_OPT_TARGET_LINKADDR 2
#define ND_OPT_PREFIX_INFORMATION 3
#define ND_OPT_REDIRECTED_HEADER 4
#define ND_OPT_MTU 5
+#define ND_OPT_RDNSS 25 /* RFC 5006 */
#define ND_OPT_ROUTE_INFO 200 /* draft-ietf-ipngwg-router-preference, not officially assigned yet */
u_int32_t nd_opt_pi_preferred_time;
u_int32_t nd_opt_pi_reserved2;
struct in6_addr nd_opt_pi_prefix;
-};
+}__attribute__((__packed__));
#define ND_OPT_PI_FLAG_ONLINK 0x80
#define ND_OPT_PI_FLAG_AUTO 0x40
u_int16_t nd_opt_rh_reserved1;
u_int32_t nd_opt_rh_reserved2;
/* followed by IP header and data */
-};
+} __attribute__((__packed__));
struct nd_opt_mtu { /* MTU option */
u_int8_t nd_opt_mtu_type;
u_int8_t nd_opt_mtu_len;
u_int16_t nd_opt_mtu_reserved;
u_int32_t nd_opt_mtu_mtu;
-};
+}__attribute__((__packed__));
struct nd_opt_route_info { /* route info */
u_int8_t nd_opt_rti_type;
u_int8_t nd_opt_rti_prefixlen;
u_int8_t nd_opt_rti_flags;
u_int32_t nd_opt_rti_lifetime;
- /* followed by prefix */
-};
+ /* prefix follows */
+}__attribute__((__packed__));
+
+struct nd_opt_rdnss { /* recursive domain name system servers */
+ u_int8_t nd_opt_rdnss_type;
+ u_int8_t nd_opt_rdnss_len;
+ u_int16_t nd_opt_rdnss_reserved;
+ u_int32_t nd_opt_rdnss_lifetime;
+ struct in6_addr nd_opt_rdnss_addr[1];
+} __attribute__((__packed__));
/*
* icmp6 namelookup
u_int8_t icmp6_nl_name[3];
#endif
/* could be followed by options */
-};
+}__attribute__((__packed__));
/*
* icmp6 node information
struct icmp6_hdr icmp6_ni_hdr;
u_int8_t icmp6_ni_nonce[8];
/* could be followed by reply data */
-};
+}__attribute__((__packed__));
#define ni_type icmp6_ni_hdr.icmp6_type
#define ni_code icmp6_ni_hdr.icmp6_code
u_int32_t ni_fqdn_ttl; /* TTL */
u_int8_t ni_fqdn_namelen; /* length in octets of the FQDN */
u_int8_t ni_fqdn_name[3]; /* XXX: alignment */
-};
+}__attribute__((__packed__));
/*
* Router Renumbering. as router-renum-08.txt
u_int8_t rr_flags;
u_int16_t rr_maxdelay;
u_int32_t rr_reserved;
-};
+} __attribute__((__packed__));
#define ICMP6_RR_FLAGS_TEST 0x80
#define ICMP6_RR_FLAGS_REQRESULT 0x40
u_int8_t rpm_maxlen;
u_int16_t rpm_reserved;
struct in6_addr rpm_prefix;
-};
+} __attribute__((__packed__));
#define RPM_PCO_ADD 1
#define RPM_PCO_CHANGE 2
u_int32_t rpu_pltime;
u_int32_t rpu_flags;
struct in6_addr rpu_prefix;
-};
+} __attribute__((__packed__));
#define ICMP6_RR_PCOUSE_RAFLAGS_ONLINK 0x80
#define ICMP6_RR_PCOUSE_RAFLAGS_AUTO 0x40
u_int8_t rrr_matchedlen;
u_int32_t rrr_ifid;
struct in6_addr rrr_prefix;
-};
+} __attribute__((__packed__));
#if BYTE_ORDER == BIG_ENDIAN
#define ICMP6_RR_RESULT_FLAGS_OOB 0x0002
#define ICMP6_RR_RESULT_FLAGS_FORBIDDEN 0x0001
#ifdef KERNEL
#define ICMP6_FILTER_SETPASSALL(filterp) \
do { \
- int i; u_char *p; \
- p = (u_char *)filterp; \
+ int i; u_char *ptr; \
+ ptr = (u_char *)filterp; \
for (i = 0; i < sizeof(struct icmp6_filter); i++) \
- p[i] = 0xff; \
+ ptr[i] = 0xff; \
} while (0)
#define ICMP6_FILTER_SETBLOCKALL(filterp) \
bzero(filterp, sizeof(struct icmp6_filter))
/*
* Names for ICMP sysctl objects
*/
-#define ICMPV6CTL_STATS 1
-#define ICMPV6CTL_REDIRACCEPT 2 /* accept/process redirects */
-#define ICMPV6CTL_REDIRTIMEOUT 3 /* redirect cache time */
-#define ICMPV6CTL_ND6_PRUNE 6
-#define ICMPV6CTL_ND6_DELAY 8
-#define ICMPV6CTL_ND6_UMAXTRIES 9
+#define ICMPV6CTL_STATS 1
+#define ICMPV6CTL_REDIRACCEPT 2 /* accept/process redirects */
+#define ICMPV6CTL_REDIRTIMEOUT 3 /* redirect cache time */
+#if 0 /*obsoleted*/
+#define ICMPV6CTL_ERRRATELIMIT 5 /* ICMPv6 error rate limitation */
+#endif
+#define ICMPV6CTL_ND6_PRUNE 6
+#define ICMPV6CTL_ND6_DELAY 8
+#define ICMPV6CTL_ND6_UMAXTRIES 9
#define ICMPV6CTL_ND6_MMAXTRIES 10
#define ICMPV6CTL_ND6_USELOOPBACK 11
/*#define ICMPV6CTL_ND6_PROXYALL 12 obsoleted, do not reuse here */
-#define ICMPV6CTL_NODEINFO 13
-#define ICMPV6CTL_ERRPPSLIMIT 14 /* ICMPv6 error pps limitation */
+#define ICMPV6CTL_NODEINFO 13
+#define ICMPV6CTL_ERRPPSLIMIT 14 /* ICMPv6 error pps limitation */
#define ICMPV6CTL_ND6_MAXNUDHINT 15
-#define ICMPV6CTL_MTUDISC_HIWAT 16
-#define ICMPV6CTL_MTUDISC_LOWAT 17
-#define ICMPV6CTL_ND6_DEBUG 18
-#define ICMPV6CTL_ND6_DRLIST 19
-#define ICMPV6CTL_ND6_PRLIST 20
-#define ICMPV6CTL_MAXID 21
+#define ICMPV6CTL_MTUDISC_HIWAT 16
+#define ICMPV6CTL_MTUDISC_LOWAT 17
+#define ICMPV6CTL_ND6_DEBUG 18
+#define ICMPV6CTL_ND6_DRLIST 19
+#define ICMPV6CTL_ND6_PRLIST 20
+#define ICMPV6CTL_MLD_MAXSRCFILTER 21
+#define ICMPV6CTL_MLD_SOMAXSRC 22
+#define ICMPV6CTL_MLD_VERSION 23
+#define ICMPV6CTL_ND6_MAXQLEN 24
+#define ICMPV6CTL_ND6_ACCEPT_6TO4 25
+#define ICMPV6CTL_MAXID 26
#ifdef KERNEL_PRIVATE
#define ICMPV6CTL_NAMES { \
{ "nd6_debug", CTLTYPE_INT }, \
{ 0, 0 }, \
{ 0, 0 }, \
+ { 0, 0 }, \
+ { 0, 0 }, \
+ { 0, 0 }, \
+ { 0, 0 }, \
+ { "nd6_accept_6to4", CTLTYPE_INT }, \
}
#define RTF_PROBEMTU RTF_PROTO1
void icmp6_init(void);
void icmp6_paramerror(struct mbuf *, int);
void icmp6_error(struct mbuf *, int, int, int);
-int icmp6_input(struct mbuf **, int *);
-void icmp6_fasttimo(void);
+void icmp6_error2(struct mbuf *, int, int, int, struct ifnet *);
+int icmp6_input(struct mbuf **, int *, int);
void icmp6_reflect(struct mbuf *, size_t);
void icmp6_prepare(struct mbuf *);
void icmp6_redirect_input(struct mbuf *, int);
struct ip6ctlparam;
void icmp6_mtudisc_update(struct ip6ctlparam *, int);
+extern lck_rw_t icmp6_ifs_rwlock;
/* XXX: is this the right place for these macros? */
#define icmp6_ifstat_inc(ifp, tag) \
-do { \
+do { \
+ lck_rw_lock_shared(&icmp6_ifs_rwlock); \
if ((ifp) && (ifp)->if_index <= if_index \
- && (ifp)->if_index < icmp6_ifstatmax \
- && icmp6_ifstat && icmp6_ifstat[(ifp)->if_index]) { \
- icmp6_ifstat[(ifp)->if_index]->tag++; \
- } \
+ && (ifp)->if_index < icmp6_ifstatmax \
+ && icmp6_ifstat && icmp6_ifstat[(ifp)->if_index]) { \
+ atomic_add_64(&icmp6_ifstat[(ifp)->if_index]->tag, 1); \
+ } \
+ lck_rw_done(&icmp6_ifs_rwlock); \
} while (0)
#define icmp6_ifoutstat_inc(ifp, type, code) \
icmp6_ifstat_inc(ifp, ifs6_out_msg); \
if (type < ICMP6_INFOMSG_MASK) \
icmp6_ifstat_inc(ifp, ifs6_out_error); \
- switch(type) { \
+ switch (type) { \
case ICMP6_DST_UNREACH: \
icmp6_ifstat_inc(ifp, ifs6_out_dstunreach); \
if (code == ICMP6_DST_UNREACH_ADMIN) \
case ICMP6_ECHO_REPLY: \
icmp6_ifstat_inc(ifp, ifs6_out_echoreply); \
break; \
- case MLD6_LISTENER_QUERY: \
+ case MLD_LISTENER_QUERY: \
icmp6_ifstat_inc(ifp, ifs6_out_mldquery); \
break; \
- case MLD6_LISTENER_REPORT: \
+ case MLD_LISTENER_REPORT: \
icmp6_ifstat_inc(ifp, ifs6_out_mldreport); \
break; \
- case MLD6_LISTENER_DONE: \
+ case MLD_LISTENER_DONE: \
icmp6_ifstat_inc(ifp, ifs6_out_mlddone); \
break; \
case ND_ROUTER_SOLICIT: \
extern int icmp6_rediraccept; /* accept/process redirects */
extern int icmp6_redirtimeout; /* cache time for redirect routes */
-#endif KERNEL_PRIVATE
+
+#define ICMP6_NODEINFO_FQDNOK 0x1
+#define ICMP6_NODEINFO_NODEADDROK 0x2
+#define ICMP6_NODEINFO_TMPADDROK 0x4
+#define ICMP6_NODEINFO_GLOBALOK 0x8
+
+#endif /* KERNEL_PRIVATE */
#endif /* !_NETINET_ICMP6_H_ */
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