/*
- * Copyright (c) 2000,2008-2012 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2019 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
* 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,
* 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@
*/
/* $KAME: icmp6.h,v 1.46 2001/04/27 15:09:48 itojun Exp $ */
#ifndef _NETINET_ICMP6_H_
#define _NETINET_ICMP6_H_
+#ifndef DRIVERKIT
#include <sys/appleapiopts.h>
+#include <sys/types.h>
+#else
+#include <sys/_types.h>
+#endif /* DRIVERKIT */
-#define ICMPV6_PLD_MAXLEN 1232 /* IPV6_MMTU - sizeof(struct ip6_hdr)
- - sizeof(struct icmp6_hdr) */
+#define ICMPV6_PLD_MAXLEN 1232 /* IPV6_MMTU - sizeof(struct ip6_hdr)
+ * - sizeof(struct icmp6_hdr) */
struct icmp6_hdr {
- u_int8_t icmp6_type; /* type field */
- u_int8_t icmp6_code; /* code field */
- u_int16_t icmp6_cksum; /* checksum field */
+ u_int8_t icmp6_type; /* type field */
+ u_int8_t icmp6_code; /* code field */
+ u_int16_t icmp6_cksum; /* checksum field */
union {
- u_int32_t icmp6_un_data32[1]; /* type-specific field */
- u_int16_t icmp6_un_data16[2]; /* type-specific field */
- u_int8_t icmp6_un_data8[4]; /* type-specific field */
+ u_int32_t icmp6_un_data32[1]; /* type-specific field */
+ 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_data8 icmp6_dataun.icmp6_un_data8
-#define icmp6_pptr icmp6_data32[0] /* parameter prob */
-#define icmp6_mtu icmp6_data32[0] /* packet too big */
-#define icmp6_id icmp6_data16[0] /* echo request/reply */
-#define icmp6_seq icmp6_data16[1] /* echo request/reply */
-#define icmp6_maxdelay icmp6_data16[0] /* mcast group membership */
-
-#define ICMP6_DST_UNREACH 1 /* dest unreachable, codes: */
-#define ICMP6_PACKET_TOO_BIG 2 /* packet too big */
-#define ICMP6_TIME_EXCEEDED 3 /* time exceeded, code: */
-#define ICMP6_PARAM_PROB 4 /* ip6 header bad */
-
-#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 icmp6_data32 icmp6_dataun.icmp6_un_data32
+#define icmp6_data16 icmp6_dataun.icmp6_un_data16
+#define icmp6_data8 icmp6_dataun.icmp6_un_data8
+#define icmp6_pptr icmp6_data32[0] /* parameter prob */
+#define icmp6_mtu icmp6_data32[0] /* packet too big */
+#define icmp6_id icmp6_data16[0] /* echo request/reply */
+#define icmp6_seq icmp6_data16[1] /* echo request/reply */
+#define icmp6_maxdelay icmp6_data16[0] /* mcast group membership */
+
+#define ICMP6_DST_UNREACH 1 /* dest unreachable, codes: */
+#define ICMP6_PACKET_TOO_BIG 2 /* packet too big */
+#define ICMP6_TIME_EXCEEDED 3 /* time exceeded, code: */
+#define ICMP6_PARAM_PROB 4 /* ip6 header bad */
+
+#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 ICMP6_MEMBERSHIP_REPORT 131 /* group membership report */
-#define ICMP6_MEMBERSHIP_REDUCTION 132 /* group membership termination */
+#define ICMP6_MEMBERSHIP_QUERY 130 /* group membership query */
+#define ICMP6_MEMBERSHIP_REPORT 131 /* group membership report */
+#define ICMP6_MEMBERSHIP_REDUCTION 132 /* group membership termination */
#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
+#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 advertisement */
-#define ND_NEIGHBOR_SOLICIT 135 /* neighbor solicitation */
-#define ND_NEIGHBOR_ADVERT 136 /* neighbor advertisement */
-#define ND_REDIRECT 137 /* redirect */
+#define ND_ROUTER_SOLICIT 133 /* router solicitation */
+#define ND_ROUTER_ADVERT 134 /* router advertisement */
+#define ND_NEIGHBOR_SOLICIT 135 /* neighbor solicitation */
+#define ND_NEIGHBOR_ADVERT 136 /* neighbor advertisement */
+#define ND_REDIRECT 137 /* redirect */
-#define ICMP6_ROUTER_RENUMBERING 138 /* router renumbering */
+#define ICMP6_ROUTER_RENUMBERING 138 /* router renumbering */
-#define ICMP6_WRUREQUEST 139 /* who are you request */
-#define ICMP6_WRUREPLY 140 /* who are you reply */
-#define ICMP6_FQDN_QUERY 139 /* FQDN query */
-#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 */
+#define ICMP6_WRUREQUEST 139 /* who are you request */
+#define ICMP6_WRUREPLY 140 /* who are you reply */
+#define ICMP6_FQDN_QUERY 139 /* FQDN query */
+#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 MLD_MTRACE_RESP 200 /* mtrace resp (to sender) */
-#define MLD_MTRACE 201 /* mtrace messages */
+#define MLD_MTRACE_RESP 200 /* mtrace resp (to sender) */
+#define MLD_MTRACE 201 /* mtrace messages */
#ifndef KERNEL
-#define MLD6_MTRACE_RESP MLD_MTRACE_RESP
-#define MLD6_MTRACE MLD_MTRACE
+#define MLD6_MTRACE_RESP MLD_MTRACE_RESP
+#define MLD6_MTRACE MLD_MTRACE
#endif
-#define ICMP6_MAXTYPE 201
+#define ICMP6_MAXTYPE 201
-#define ICMP6_DST_UNREACH_NOROUTE 0 /* no route to destination */
-#define ICMP6_DST_UNREACH_ADMIN 1 /* administratively prohibited */
-#define ICMP6_DST_UNREACH_NOTNEIGHBOR 2 /* not a neighbor(obsolete) */
-#define ICMP6_DST_UNREACH_BEYONDSCOPE 2 /* beyond scope of source address */
-#define ICMP6_DST_UNREACH_ADDR 3 /* address unreachable */
-#define ICMP6_DST_UNREACH_NOPORT 4 /* port unreachable */
+#define ICMP6_DST_UNREACH_NOROUTE 0 /* no route to destination */
+#define ICMP6_DST_UNREACH_ADMIN 1 /* administratively prohibited */
+#define ICMP6_DST_UNREACH_NOTNEIGHBOR 2 /* not a neighbor(obsolete) */
+#define ICMP6_DST_UNREACH_BEYONDSCOPE 2 /* beyond scope of source address */
+#define ICMP6_DST_UNREACH_ADDR 3 /* address unreachable */
+#define ICMP6_DST_UNREACH_NOPORT 4 /* port unreachable */
-#define ICMP6_TIME_EXCEED_TRANSIT 0 /* ttl==0 in transit */
-#define ICMP6_TIME_EXCEED_REASSEMBLY 1 /* ttl==0 in reass */
+#define ICMP6_TIME_EXCEED_TRANSIT 0 /* ttl==0 in transit */
+#define ICMP6_TIME_EXCEED_REASSEMBLY 1 /* ttl==0 in reass */
-#define ICMP6_PARAMPROB_HEADER 0 /* erroneous header field */
-#define ICMP6_PARAMPROB_NEXTHEADER 1 /* unrecognized next header */
-#define ICMP6_PARAMPROB_OPTION 2 /* unrecognized option */
+#define ICMP6_PARAMPROB_HEADER 0 /* erroneous header field */
+#define ICMP6_PARAMPROB_NEXTHEADER 1 /* unrecognized next header */
+#define ICMP6_PARAMPROB_OPTION 2 /* unrecognized option */
+#define ICMP6_PARAMPROB_FIRSTFRAG_INCOMP_HDR 3 /* first fragment has incomplete IPv6 Header Chain */
-#define ICMP6_INFOMSG_MASK 0x80 /* all informational messages */
+#define ICMP6_INFOMSG_MASK 0x80 /* all informational messages */
-#define ICMP6_NI_SUBJ_IPV6 0 /* Query Subject is an IPv6 address */
-#define ICMP6_NI_SUBJ_FQDN 1 /* Query Subject is a Domain name */
-#define ICMP6_NI_SUBJ_IPV4 2 /* Query Subject is an IPv4 address */
+#define ICMP6_NI_SUBJ_IPV6 0 /* Query Subject is an IPv6 address */
+#define ICMP6_NI_SUBJ_FQDN 1 /* Query Subject is a Domain name */
+#define ICMP6_NI_SUBJ_IPV4 2 /* Query Subject is an IPv4 address */
-#define ICMP6_NI_SUCCESS 0 /* node information successful reply */
-#define ICMP6_NI_REFUSED 1 /* node information request is refused */
-#define ICMP6_NI_UNKNOWN 2 /* unknown Qtype */
+#define ICMP6_NI_SUCCESS 0 /* node information successful reply */
+#define ICMP6_NI_REFUSED 1 /* node information request is refused */
+#define ICMP6_NI_UNKNOWN 2 /* unknown Qtype */
-#define ICMP6_ROUTER_RENUMBERING_COMMAND 0 /* rr command */
-#define ICMP6_ROUTER_RENUMBERING_RESULT 1 /* rr result */
-#define ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET 255 /* rr seq num reset */
+#define ICMP6_ROUTER_RENUMBERING_COMMAND 0 /* rr command */
+#define ICMP6_ROUTER_RENUMBERING_RESULT 1 /* rr result */
+#define ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET 255 /* rr seq num reset */
/* Used in kernel only */
-#define ND_REDIRECT_ONLINK 0 /* redirect to an on-link node */
-#define ND_REDIRECT_ROUTER 1 /* redirect to a better router */
+#define ND_REDIRECT_ONLINK 0 /* redirect to an on-link node */
+#define ND_REDIRECT_ROUTER 1 /* redirect to a better router */
/*
* Multicast Listener Discovery
*/
struct mld_hdr {
- struct icmp6_hdr mld_icmp6_hdr;
- struct in6_addr mld_addr; /* multicast address */
+ 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
+#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
/* 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]
-
+#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]
+
+
+#define ICMP6_ERRORTYPE(type) \
+ ((type) == ICMP6_DST_UNREACH || (type) == ICMP6_PACKET_TOO_BIG || \
+ (type) == ICMP6_TIME_EXCEEDED || (type) == ICMP6_PARAM_PROB)
/*
* Neighbor Discovery
*/
-struct nd_router_solicit { /* router solicitation */
- struct icmp6_hdr nd_rs_hdr;
+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
-#define nd_rs_cksum nd_rs_hdr.icmp6_cksum
-#define nd_rs_reserved nd_rs_hdr.icmp6_data32[0]
+#define nd_rs_type nd_rs_hdr.icmp6_type
+#define nd_rs_code nd_rs_hdr.icmp6_code
+#define nd_rs_cksum nd_rs_hdr.icmp6_cksum
+#define nd_rs_reserved nd_rs_hdr.icmp6_data32[0]
-struct nd_router_advert { /* router advertisement */
- struct icmp6_hdr nd_ra_hdr;
- u_int32_t nd_ra_reachable; /* reachable time */
- u_int32_t nd_ra_retransmit; /* retransmit timer */
+struct nd_router_advert { /* router advertisement */
+ struct icmp6_hdr nd_ra_hdr;
+ 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
-#define nd_ra_cksum nd_ra_hdr.icmp6_cksum
-#define nd_ra_curhoplimit nd_ra_hdr.icmp6_data8[0]
-#define nd_ra_flags_reserved nd_ra_hdr.icmp6_data8[1]
-#define ND_RA_FLAG_MANAGED 0x80
-#define ND_RA_FLAG_OTHER 0x40
-#define ND_RA_FLAG_HA 0x20
+#define nd_ra_type nd_ra_hdr.icmp6_type
+#define nd_ra_code nd_ra_hdr.icmp6_code
+#define nd_ra_cksum nd_ra_hdr.icmp6_cksum
+#define nd_ra_curhoplimit nd_ra_hdr.icmp6_data8[0]
+#define nd_ra_flags_reserved nd_ra_hdr.icmp6_data8[1]
+#define ND_RA_FLAG_MANAGED 0x80
+#define ND_RA_FLAG_OTHER 0x40
+#define ND_RA_FLAG_HA 0x20
-/*
- * Router preference values based on draft-draves-ipngwg-router-selection-01.
- * These are non-standard definitions.
- */
-#define ND_RA_FLAG_RTPREF_MASK 0x18 /* 00011000 */
+/* Router preference values based on RFC 4191 */
+#define ND_RA_FLAG_RTPREF_MASK 0x18 /* 00011000 */
-#define ND_RA_FLAG_RTPREF_HIGH 0x08 /* 00001000 */
-#define ND_RA_FLAG_RTPREF_MEDIUM 0x00 /* 00000000 */
-#define ND_RA_FLAG_RTPREF_LOW 0x18 /* 00011000 */
-#define ND_RA_FLAG_RTPREF_RSV 0x10 /* 00010000 */
+#define ND_RA_FLAG_RTPREF_HIGH 0x08 /* 00001000 */
+#define ND_RA_FLAG_RTPREF_MEDIUM 0x00 /* 00000000 */
+#define ND_RA_FLAG_RTPREF_LOW 0x18 /* 00011000 */
+#define ND_RA_FLAG_RTPREF_RSV 0x10 /* 00010000 */
-#define nd_ra_router_lifetime nd_ra_hdr.icmp6_data16[1]
+#define nd_ra_router_lifetime nd_ra_hdr.icmp6_data16[1]
-struct nd_neighbor_solicit { /* neighbor solicitation */
- struct icmp6_hdr nd_ns_hdr;
- struct in6_addr nd_ns_target; /*target address */
+struct nd_neighbor_solicit { /* neighbor solicitation */
+ 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
-#define nd_ns_cksum nd_ns_hdr.icmp6_cksum
-#define nd_ns_reserved nd_ns_hdr.icmp6_data32[0]
+#define nd_ns_type nd_ns_hdr.icmp6_type
+#define nd_ns_code nd_ns_hdr.icmp6_code
+#define nd_ns_cksum nd_ns_hdr.icmp6_cksum
+#define nd_ns_reserved nd_ns_hdr.icmp6_data32[0]
-struct nd_neighbor_advert { /* neighbor advertisement */
- struct icmp6_hdr nd_na_hdr;
- struct in6_addr nd_na_target; /* target address */
+struct nd_neighbor_advert { /* neighbor advertisement */
+ 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
-#define nd_na_cksum nd_na_hdr.icmp6_cksum
-#define nd_na_flags_reserved nd_na_hdr.icmp6_data32[0]
+#define nd_na_type nd_na_hdr.icmp6_type
+#define nd_na_code nd_na_hdr.icmp6_code
+#define nd_na_cksum nd_na_hdr.icmp6_cksum
+#define nd_na_flags_reserved nd_na_hdr.icmp6_data32[0]
#if BYTE_ORDER == BIG_ENDIAN
-#define ND_NA_FLAG_ROUTER 0x80000000
-#define ND_NA_FLAG_SOLICITED 0x40000000
-#define ND_NA_FLAG_OVERRIDE 0x20000000
+#define ND_NA_FLAG_ROUTER 0x80000000
+#define ND_NA_FLAG_SOLICITED 0x40000000
+#define ND_NA_FLAG_OVERRIDE 0x20000000
#else
#if BYTE_ORDER == LITTLE_ENDIAN
-#define ND_NA_FLAG_ROUTER 0x80
-#define ND_NA_FLAG_SOLICITED 0x40
-#define ND_NA_FLAG_OVERRIDE 0x20
+#define ND_NA_FLAG_ROUTER 0x80
+#define ND_NA_FLAG_SOLICITED 0x40
+#define ND_NA_FLAG_OVERRIDE 0x20
#endif
#endif
-struct nd_redirect { /* redirect */
- struct icmp6_hdr nd_rd_hdr;
- struct in6_addr nd_rd_target; /* target address */
- struct in6_addr nd_rd_dst; /* destination address */
+struct nd_redirect { /* redirect */
+ struct icmp6_hdr nd_rd_hdr;
+ 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
-#define nd_rd_cksum nd_rd_hdr.icmp6_cksum
-#define nd_rd_reserved nd_rd_hdr.icmp6_data32[0]
+#define nd_rd_type nd_rd_hdr.icmp6_type
+#define nd_rd_code nd_rd_hdr.icmp6_code
+#define nd_rd_cksum nd_rd_hdr.icmp6_cksum
+#define nd_rd_reserved nd_rd_hdr.icmp6_data32[0]
-struct nd_opt_hdr { /* Neighbor discovery option header */
- u_int8_t nd_opt_type;
- u_int8_t nd_opt_len;
+struct nd_opt_hdr { /* Neighbor discovery option header */
+ 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_DNSSL 31 /* RFC 6106 */
-
-#define ND_OPT_ROUTE_INFO 200 /* draft-ietf-ipngwg-router-preference, not officially assigned yet */
-
-struct nd_opt_prefix_info { /* prefix information */
- u_int8_t nd_opt_pi_type;
- u_int8_t nd_opt_pi_len;
- u_int8_t nd_opt_pi_prefix_len;
- u_int8_t nd_opt_pi_flags_reserved;
- u_int32_t nd_opt_pi_valid_time;
- u_int32_t nd_opt_pi_preferred_time;
- u_int32_t nd_opt_pi_reserved2;
- struct in6_addr nd_opt_pi_prefix;
+#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_NONCE 14 /* RFC 3971 */
+#define ND_OPT_ROUTE_INFO 24 /* RFC 4191 */
+#define ND_OPT_RDNSS 25 /* RFC 6106 */
+#define ND_OPT_DNSSL 31 /* RFC 6106 */
+#define ND_OPT_CAPTIVE_PORTAL 37 /* RFC 7710 */
+
+struct nd_opt_prefix_info { /* prefix information */
+ u_int8_t nd_opt_pi_type;
+ u_int8_t nd_opt_pi_len;
+ u_int8_t nd_opt_pi_prefix_len;
+ u_int8_t nd_opt_pi_flags_reserved;
+ u_int32_t nd_opt_pi_valid_time;
+ 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
+#define ND_OPT_PI_FLAG_ONLINK 0x80
+#define ND_OPT_PI_FLAG_AUTO 0x40
-struct nd_opt_rd_hdr { /* redirected header */
- u_int8_t nd_opt_rh_type;
- u_int8_t nd_opt_rh_len;
- u_int16_t nd_opt_rh_reserved1;
- u_int32_t nd_opt_rh_reserved2;
+#define ND_OPT_NONCE_LEN ((1 * 8) - 2)
+#if ((ND_OPT_NONCE_LEN + 2) % 8) != 0
+#error "(ND_OPT_NONCE_LEN + 2) must be a multiple of 8."
+#endif
+
+struct nd_opt_nonce { /* nonce option */
+ u_int8_t nd_opt_nonce_type;
+ u_int8_t nd_opt_nonce_len;
+ u_int8_t nd_opt_nonce[ND_OPT_NONCE_LEN];
+} __attribute__((__packed__));
+
+struct nd_opt_rd_hdr { /* redirected header */
+ u_int8_t nd_opt_rh_type;
+ u_int8_t nd_opt_rh_len;
+ 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;
+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_len;
- u_int8_t nd_opt_rti_prefixlen;
- u_int8_t nd_opt_rti_flags;
- u_int32_t nd_opt_rti_lifetime;
+struct nd_opt_route_info { /* route info */
+ u_int8_t nd_opt_rti_type;
+ u_int8_t nd_opt_rti_len;
+ u_int8_t nd_opt_rti_prefixlen;
+ u_int8_t nd_opt_rti_flags;
+ u_int32_t nd_opt_rti_lifetime;
/* 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];
+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__));
-struct nd_opt_dnssl { /* domain name search list */
- u_int8_t nd_opt_dnssl_type;
- u_int8_t nd_opt_dnssl_len;
- u_int16_t nd_opt_dnssl_reserved;
- u_int32_t nd_opt_dnssl_lifetime;
- u_int8_t nd_opt_dnssl_domains[8];
+struct nd_opt_dnssl { /* domain name search list */
+ u_int8_t nd_opt_dnssl_type;
+ u_int8_t nd_opt_dnssl_len;
+ u_int16_t nd_opt_dnssl_reserved;
+ u_int32_t nd_opt_dnssl_lifetime;
+ u_int8_t nd_opt_dnssl_domains[8];
} __attribute__((__packed__));
/*
*/
struct icmp6_namelookup {
- struct icmp6_hdr icmp6_nl_hdr;
- u_int8_t icmp6_nl_nonce[8];
- int32_t icmp6_nl_ttl;
+ struct icmp6_hdr icmp6_nl_hdr;
+ u_int8_t icmp6_nl_nonce[8];
+ int32_t icmp6_nl_ttl;
#if 0
- u_int8_t icmp6_nl_len;
- u_int8_t icmp6_nl_name[3];
+ u_int8_t icmp6_nl_len;
+ u_int8_t icmp6_nl_name[3];
#endif
/* could be followed by options */
}__attribute__((__packed__));
/* could be followed by reply data */
}__attribute__((__packed__));
-#define ni_type icmp6_ni_hdr.icmp6_type
-#define ni_code icmp6_ni_hdr.icmp6_code
-#define ni_cksum icmp6_ni_hdr.icmp6_cksum
-#define ni_qtype icmp6_ni_hdr.icmp6_data16[0]
-#define ni_flags icmp6_ni_hdr.icmp6_data16[1]
+#define ni_type icmp6_ni_hdr.icmp6_type
+#define ni_code icmp6_ni_hdr.icmp6_code
+#define ni_cksum icmp6_ni_hdr.icmp6_cksum
+#define ni_qtype icmp6_ni_hdr.icmp6_data16[0]
+#define ni_flags icmp6_ni_hdr.icmp6_data16[1]
-#define NI_QTYPE_NOOP 0 /* NOOP */
-#define NI_QTYPE_SUPTYPES 1 /* Supported Qtypes */
-#define NI_QTYPE_FQDN 2 /* FQDN (draft 04) */
-#define NI_QTYPE_DNSNAME 2 /* DNS Name */
-#define NI_QTYPE_NODEADDR 3 /* Node Addresses */
-#define NI_QTYPE_IPV4ADDR 4 /* IPv4 Addresses */
+#define NI_QTYPE_NOOP 0 /* NOOP */
+#define NI_QTYPE_SUPTYPES 1 /* Supported Qtypes */
+#define NI_QTYPE_FQDN 2 /* FQDN (draft 04) */
+#define NI_QTYPE_DNSNAME 2 /* DNS Name */
+#define NI_QTYPE_NODEADDR 3 /* Node Addresses */
+#define NI_QTYPE_IPV4ADDR 4 /* IPv4 Addresses */
#if BYTE_ORDER == BIG_ENDIAN
-#define NI_SUPTYPE_FLAG_COMPRESS 0x1
-#define NI_FQDN_FLAG_VALIDTTL 0x1
+#define NI_SUPTYPE_FLAG_COMPRESS 0x1
+#define NI_FQDN_FLAG_VALIDTTL 0x1
#elif BYTE_ORDER == LITTLE_ENDIAN
-#define NI_SUPTYPE_FLAG_COMPRESS 0x0100
-#define NI_FQDN_FLAG_VALIDTTL 0x0100
+#define NI_SUPTYPE_FLAG_COMPRESS 0x0100
+#define NI_FQDN_FLAG_VALIDTTL 0x0100
#endif
#ifdef NAME_LOOKUPS_04
#if BYTE_ORDER == BIG_ENDIAN
-#define NI_NODEADDR_FLAG_LINKLOCAL 0x1
-#define NI_NODEADDR_FLAG_SITELOCAL 0x2
-#define NI_NODEADDR_FLAG_GLOBAL 0x4
-#define NI_NODEADDR_FLAG_ALL 0x8
-#define NI_NODEADDR_FLAG_TRUNCATE 0x10
-#define NI_NODEADDR_FLAG_ANYCAST 0x20 /* just experimental. not in spec */
+#define NI_NODEADDR_FLAG_LINKLOCAL 0x1
+#define NI_NODEADDR_FLAG_SITELOCAL 0x2
+#define NI_NODEADDR_FLAG_GLOBAL 0x4
+#define NI_NODEADDR_FLAG_ALL 0x8
+#define NI_NODEADDR_FLAG_TRUNCATE 0x10
+#define NI_NODEADDR_FLAG_ANYCAST 0x20 /* just experimental. not in spec */
#elif BYTE_ORDER == LITTLE_ENDIAN
-#define NI_NODEADDR_FLAG_LINKLOCAL 0x0100
-#define NI_NODEADDR_FLAG_SITELOCAL 0x0200
-#define NI_NODEADDR_FLAG_GLOBAL 0x0400
-#define NI_NODEADDR_FLAG_ALL 0x0800
-#define NI_NODEADDR_FLAG_TRUNCATE 0x1000
-#define NI_NODEADDR_FLAG_ANYCAST 0x2000 /* just experimental. not in spec */
+#define NI_NODEADDR_FLAG_LINKLOCAL 0x0100
+#define NI_NODEADDR_FLAG_SITELOCAL 0x0200
+#define NI_NODEADDR_FLAG_GLOBAL 0x0400
+#define NI_NODEADDR_FLAG_ALL 0x0800
+#define NI_NODEADDR_FLAG_TRUNCATE 0x1000
+#define NI_NODEADDR_FLAG_ANYCAST 0x2000 /* just experimental. not in spec */
#endif
#else /* draft-ietf-ipngwg-icmp-name-lookups-05 (and later?) */
#if BYTE_ORDER == BIG_ENDIAN
-#define NI_NODEADDR_FLAG_TRUNCATE 0x1
-#define NI_NODEADDR_FLAG_ALL 0x2
-#define NI_NODEADDR_FLAG_COMPAT 0x4
-#define NI_NODEADDR_FLAG_LINKLOCAL 0x8
-#define NI_NODEADDR_FLAG_SITELOCAL 0x10
-#define NI_NODEADDR_FLAG_GLOBAL 0x20
-#define NI_NODEADDR_FLAG_ANYCAST 0x40 /* just experimental. not in spec */
+#define NI_NODEADDR_FLAG_TRUNCATE 0x1
+#define NI_NODEADDR_FLAG_ALL 0x2
+#define NI_NODEADDR_FLAG_COMPAT 0x4
+#define NI_NODEADDR_FLAG_LINKLOCAL 0x8
+#define NI_NODEADDR_FLAG_SITELOCAL 0x10
+#define NI_NODEADDR_FLAG_GLOBAL 0x20
+#define NI_NODEADDR_FLAG_ANYCAST 0x40 /* just experimental. not in spec */
#elif BYTE_ORDER == LITTLE_ENDIAN
-#define NI_NODEADDR_FLAG_TRUNCATE 0x0100
-#define NI_NODEADDR_FLAG_ALL 0x0200
-#define NI_NODEADDR_FLAG_COMPAT 0x0400
-#define NI_NODEADDR_FLAG_LINKLOCAL 0x0800
-#define NI_NODEADDR_FLAG_SITELOCAL 0x1000
-#define NI_NODEADDR_FLAG_GLOBAL 0x2000
-#define NI_NODEADDR_FLAG_ANYCAST 0x4000 /* just experimental. not in spec */
+#define NI_NODEADDR_FLAG_TRUNCATE 0x0100
+#define NI_NODEADDR_FLAG_ALL 0x0200
+#define NI_NODEADDR_FLAG_COMPAT 0x0400
+#define NI_NODEADDR_FLAG_LINKLOCAL 0x0800
+#define NI_NODEADDR_FLAG_SITELOCAL 0x1000
+#define NI_NODEADDR_FLAG_GLOBAL 0x2000
+#define NI_NODEADDR_FLAG_ANYCAST 0x4000 /* just experimental. not in spec */
#endif
#endif
struct ni_reply_fqdn {
- u_int32_t ni_fqdn_ttl; /* TTL */
+ 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
*/
-struct icmp6_router_renum { /* router renumbering header */
- struct icmp6_hdr rr_hdr;
- u_int8_t rr_segnum;
- u_int8_t rr_flags;
- u_int16_t rr_maxdelay;
- u_int32_t rr_reserved;
+struct icmp6_router_renum { /* router renumbering header */
+ struct icmp6_hdr rr_hdr;
+ u_int8_t rr_segnum;
+ 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
-#define ICMP6_RR_FLAGS_FORCEAPPLY 0x20
-#define ICMP6_RR_FLAGS_SPECSITE 0x10
-#define ICMP6_RR_FLAGS_PREVDONE 0x08
-
-#define rr_type rr_hdr.icmp6_type
-#define rr_code rr_hdr.icmp6_code
-#define rr_cksum rr_hdr.icmp6_cksum
-#define rr_seqnum rr_hdr.icmp6_data32[0]
-
-struct rr_pco_match { /* match prefix part */
- u_int8_t rpm_code;
- u_int8_t rpm_len;
- u_int8_t rpm_ordinal;
- u_int8_t rpm_matchlen;
- u_int8_t rpm_minlen;
- u_int8_t rpm_maxlen;
- u_int16_t rpm_reserved;
- struct in6_addr rpm_prefix;
+#define ICMP6_RR_FLAGS_TEST 0x80
+#define ICMP6_RR_FLAGS_REQRESULT 0x40
+#define ICMP6_RR_FLAGS_FORCEAPPLY 0x20
+#define ICMP6_RR_FLAGS_SPECSITE 0x10
+#define ICMP6_RR_FLAGS_PREVDONE 0x08
+
+#define rr_type rr_hdr.icmp6_type
+#define rr_code rr_hdr.icmp6_code
+#define rr_cksum rr_hdr.icmp6_cksum
+#define rr_seqnum rr_hdr.icmp6_data32[0]
+
+struct rr_pco_match { /* match prefix part */
+ u_int8_t rpm_code;
+ u_int8_t rpm_len;
+ u_int8_t rpm_ordinal;
+ u_int8_t rpm_matchlen;
+ u_int8_t rpm_minlen;
+ 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
-#define RPM_PCO_SETGLOBAL 3
-#define RPM_PCO_MAX 4
-
-struct rr_pco_use { /* use prefix part */
- u_int8_t rpu_uselen;
- u_int8_t rpu_keeplen;
- u_int8_t rpu_ramask;
- u_int8_t rpu_raflags;
- u_int32_t rpu_vltime;
- u_int32_t rpu_pltime;
- u_int32_t rpu_flags;
- struct in6_addr rpu_prefix;
+#define RPM_PCO_ADD 1
+#define RPM_PCO_CHANGE 2
+#define RPM_PCO_SETGLOBAL 3
+#define RPM_PCO_MAX 4
+
+struct rr_pco_use { /* use prefix part */
+ u_int8_t rpu_uselen;
+ u_int8_t rpu_keeplen;
+ u_int8_t rpu_ramask;
+ u_int8_t rpu_raflags;
+ u_int32_t rpu_vltime;
+ 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
+#define ICMP6_RR_PCOUSE_RAFLAGS_ONLINK 0x80
+#define ICMP6_RR_PCOUSE_RAFLAGS_AUTO 0x40
#if BYTE_ORDER == BIG_ENDIAN
#define ICMP6_RR_PCOUSE_FLAGS_DECRVLTIME 0x80000000
#define ICMP6_RR_PCOUSE_FLAGS_DECRPLTIME 0x40
#endif
-struct rr_result { /* router renumbering result message */
- u_int16_t rrr_flags;
- u_int8_t rrr_ordinal;
- u_int8_t rrr_matchedlen;
- u_int32_t rrr_ifid;
- struct in6_addr rrr_prefix;
+struct rr_result { /* router renumbering result message */
+ u_int16_t rrr_flags;
+ u_int8_t rrr_ordinal;
+ 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
+#define ICMP6_RR_RESULT_FLAGS_OOB 0x0002
+#define ICMP6_RR_RESULT_FLAGS_FORBIDDEN 0x0001
#elif BYTE_ORDER == LITTLE_ENDIAN
-#define ICMP6_RR_RESULT_FLAGS_OOB 0x0200
-#define ICMP6_RR_RESULT_FLAGS_FORBIDDEN 0x0100
+#define ICMP6_RR_RESULT_FLAGS_OOB 0x0200
+#define ICMP6_RR_RESULT_FLAGS_FORBIDDEN 0x0100
#endif
/*
};
#ifdef KERNEL
-#define ICMP6_FILTER_SETPASSALL(filterp) \
-do { \
- int i; u_char *ptr; \
- ptr = (u_char *)filterp; \
- for (i = 0; i < sizeof(struct icmp6_filter); i++) \
- ptr[i] = 0xff; \
+#define ICMP6_FILTER_SETPASSALL(filterp) \
+do { \
+ int i; u_char *ptr; \
+ ptr = (u_char *)filterp; \
+ for (i = 0; i < sizeof(struct icmp6_filter); i++) \
+ ptr[i] = 0xff; \
} while (0)
-#define ICMP6_FILTER_SETBLOCKALL(filterp) \
+#define ICMP6_FILTER_SETBLOCKALL(filterp) \
bzero(filterp, sizeof(struct icmp6_filter))
#else /* KERNEL */
-#define ICMP6_FILTER_SETPASSALL(filterp) \
+#define ICMP6_FILTER_SETPASSALL(filterp) \
memset(filterp, 0xff, sizeof(struct icmp6_filter))
-#define ICMP6_FILTER_SETBLOCKALL(filterp) \
+#define ICMP6_FILTER_SETBLOCKALL(filterp) \
memset(filterp, 0x00, sizeof(struct icmp6_filter))
#endif /* KERNEL */
-#define ICMP6_FILTER_SETPASS(type, filterp) \
+#define ICMP6_FILTER_SETPASS(type, filterp) \
(((filterp)->icmp6_filt[(type) >> 5]) |= (1 << ((type) & 31)))
-#define ICMP6_FILTER_SETBLOCK(type, filterp) \
+#define ICMP6_FILTER_SETBLOCK(type, filterp) \
(((filterp)->icmp6_filt[(type) >> 5]) &= ~(1 << ((type) & 31)))
-#define ICMP6_FILTER_WILLPASS(type, filterp) \
+#define ICMP6_FILTER_WILLPASS(type, filterp) \
((((filterp)->icmp6_filt[(type) >> 5]) & (1 << ((type) & 31))) != 0)
-#define ICMP6_FILTER_WILLBLOCK(type, filterp) \
+#define ICMP6_FILTER_WILLBLOCK(type, filterp) \
((((filterp)->icmp6_filt[(type) >> 5]) & (1 << ((type) & 31))) == 0)
/*
struct icmp6stat {
/* statistics related to icmp6 packets generated */
- u_quad_t icp6s_error; /* # of calls to icmp6_error */
- u_quad_t icp6s_canterror; /* no error 'cuz old was icmp */
- u_quad_t icp6s_toofreq; /* no error 'cuz rate limitation */
+ u_quad_t icp6s_error; /* # of calls to icmp6_error */
+ u_quad_t icp6s_canterror; /* no error 'cuz old was icmp */
+ u_quad_t icp6s_toofreq; /* no error 'cuz rate limitation */
u_quad_t icp6s_outhist[256];
/* statistics related to input message processed */
- u_quad_t icp6s_badcode; /* icmp6_code out of range */
- u_quad_t icp6s_tooshort; /* packet < sizeof(struct icmp6_hdr) */
- u_quad_t icp6s_checksum; /* bad checksum */
- u_quad_t icp6s_badlen; /* calculated bound mismatch */
- u_quad_t icp6s_reflect; /* number of responses */
- u_quad_t icp6s_inhist[256];
- u_quad_t icp6s_nd_toomanyopt; /* too many ND options */
+ u_quad_t icp6s_badcode; /* icmp6_code out of range */
+ u_quad_t icp6s_tooshort; /* packet < sizeof(struct icmp6_hdr) */
+ u_quad_t icp6s_checksum; /* bad checksum */
+ u_quad_t icp6s_badlen; /* calculated bound mismatch */
+ u_quad_t icp6s_reflect; /* number of responses */
+ u_quad_t icp6s_inhist[256];
+ u_quad_t icp6s_nd_toomanyopt; /* too many ND options */
struct icmp6errstat icp6s_outerrhist;
#define icp6s_odst_unreach_noroute \
icp6s_outerrhist.icp6errs_dst_unreach_noroute
#define icp6s_oparamprob_option icp6s_outerrhist.icp6errs_paramprob_option
#define icp6s_oredirect icp6s_outerrhist.icp6errs_redirect
#define icp6s_ounknown icp6s_outerrhist.icp6errs_unknown
- u_quad_t icp6s_pmtuchg; /* path MTU changes */
- u_quad_t icp6s_nd_badopt; /* bad ND options */
- u_quad_t icp6s_badns; /* bad neighbor solicitation */
- u_quad_t icp6s_badna; /* bad neighbor advertisement */
- u_quad_t icp6s_badrs; /* bad router advertisement */
- u_quad_t icp6s_badra; /* bad router advertisement */
- u_quad_t icp6s_badredirect; /* bad redirect message */
+ u_quad_t icp6s_pmtuchg; /* path MTU changes */
+ u_quad_t icp6s_nd_badopt; /* bad ND options */
+ u_quad_t icp6s_badns; /* bad neighbor solicitation */
+ u_quad_t icp6s_badna; /* bad neighbor advertisement */
+ u_quad_t icp6s_badrs; /* bad router advertisement */
+ u_quad_t icp6s_badra; /* bad router advertisement */
+ u_quad_t icp6s_badredirect; /* bad redirect message */
+ u_quad_t icp6s_rfc6980_drop; /* NDP packet dropped based on RFC 6980 */
+ u_quad_t icp6s_badpkttoobig; /* bad packet too big */
};
/*
* Names for ICMP sysctl objects
*/
-#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 */
+#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_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_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_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_ND6_OPTIMISTIC_DAD 26 /* RFC 4429 */
-#define ICMPV6CTL_MAXID 27
-
-#ifdef KERNEL_PRIVATE
+#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_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_ND6_OPTIMISTIC_DAD 26 /* RFC 4429 */
+#define ICMPV6CTL_MAXID 27
+
+#ifdef BSD_KERNEL_PRIVATE
#define ICMPV6CTL_NAMES { \
{ 0, 0 }, \
{ 0, 0 }, \
{ "nd6_optimistic_dad", CTLTYPE_INT }, \
}
-#define RTF_PROBEMTU RTF_PROTO1
-
# ifdef __STDC__
-struct rtentry;
-struct rttimer;
-struct in6_multi;
+struct rtentry;
+struct rttimer;
+struct in6_multi;
# endif
-void icmp6_init(void);
-void icmp6_paramerror(struct mbuf *, int);
-void icmp6_error(struct mbuf *, int, int, int);
-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);
-void icmp6_redirect_output(struct mbuf *, struct rtentry *);
-
-struct ip6ctlparam;
-void icmp6_mtudisc_update(struct ip6ctlparam *, int);
+struct ip6protosw;
+void icmp6_init(struct ip6protosw *, struct domain *);
+void icmp6_paramerror(struct mbuf *, int);
+
+void icmp6_error_flag(struct mbuf *, int, int, int, int);
+#define ICMP6_ERROR_RST_MRCVIF 0x1
+
+void icmp6_error(struct mbuf *, int, int, int);
+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, int);
+void icmp6_redirect_output(struct mbuf *, struct rtentry *);
+
+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 { \
- 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++; \
- } \
- lck_rw_done(&icmp6_ifs_rwlock); \
+/* N.B.: if_inet6data is never freed once set, so we don't need to lock */
+#define icmp6_ifstat_inc(_ifp, _tag) do { \
+ if (_ifp != NULL && IN6_IFEXTRA(_ifp) != NULL) { \
+ IN6_IFEXTRA(_ifp)->icmp6_ifstat._tag++; \
+ } \
} while (0)
-#define icmp6_ifoutstat_inc(ifp, type, code) \
-do { \
- icmp6_ifstat_inc(ifp, ifs6_out_msg); \
- if (type < ICMP6_INFOMSG_MASK) \
- icmp6_ifstat_inc(ifp, ifs6_out_error); \
- switch (type) { \
- case ICMP6_DST_UNREACH: \
- icmp6_ifstat_inc(ifp, ifs6_out_dstunreach); \
- if (code == ICMP6_DST_UNREACH_ADMIN) \
- icmp6_ifstat_inc(ifp, ifs6_out_adminprohib); \
- break; \
- case ICMP6_PACKET_TOO_BIG: \
- icmp6_ifstat_inc(ifp, ifs6_out_pkttoobig); \
- break; \
- case ICMP6_TIME_EXCEEDED: \
- icmp6_ifstat_inc(ifp, ifs6_out_timeexceed); \
- break; \
- case ICMP6_PARAM_PROB: \
- icmp6_ifstat_inc(ifp, ifs6_out_paramprob); \
- break; \
- case ICMP6_ECHO_REQUEST: \
- icmp6_ifstat_inc(ifp, ifs6_out_echo); \
- break; \
- case ICMP6_ECHO_REPLY: \
- icmp6_ifstat_inc(ifp, ifs6_out_echoreply); \
- break; \
- case MLD_LISTENER_QUERY: \
- icmp6_ifstat_inc(ifp, ifs6_out_mldquery); \
- break; \
- case MLD_LISTENER_REPORT: \
- icmp6_ifstat_inc(ifp, ifs6_out_mldreport); \
- break; \
- case MLD_LISTENER_DONE: \
- icmp6_ifstat_inc(ifp, ifs6_out_mlddone); \
- break; \
- case ND_ROUTER_SOLICIT: \
- icmp6_ifstat_inc(ifp, ifs6_out_routersolicit); \
- break; \
- case ND_ROUTER_ADVERT: \
- icmp6_ifstat_inc(ifp, ifs6_out_routeradvert); \
- break; \
- case ND_NEIGHBOR_SOLICIT: \
- icmp6_ifstat_inc(ifp, ifs6_out_neighborsolicit); \
- break; \
- case ND_NEIGHBOR_ADVERT: \
- icmp6_ifstat_inc(ifp, ifs6_out_neighboradvert); \
- break; \
- case ND_REDIRECT: \
- icmp6_ifstat_inc(ifp, ifs6_out_redirect); \
- break; \
- } \
+#define icmp6_ifoutstat_inc(ifp, type, code) do { \
+ icmp6_ifstat_inc(ifp, ifs6_out_msg); \
+ if (type < ICMP6_INFOMSG_MASK) \
+ icmp6_ifstat_inc(ifp, ifs6_out_error); \
+ switch (type) { \
+ case ICMP6_DST_UNREACH: \
+ icmp6_ifstat_inc(ifp, ifs6_out_dstunreach); \
+ if (code == ICMP6_DST_UNREACH_ADMIN) \
+ icmp6_ifstat_inc(ifp, ifs6_out_adminprohib);\
+ break; \
+ case ICMP6_PACKET_TOO_BIG: \
+ icmp6_ifstat_inc(ifp, ifs6_out_pkttoobig); \
+ break; \
+ case ICMP6_TIME_EXCEEDED: \
+ icmp6_ifstat_inc(ifp, ifs6_out_timeexceed); \
+ break; \
+ case ICMP6_PARAM_PROB: \
+ icmp6_ifstat_inc(ifp, ifs6_out_paramprob); \
+ break; \
+ case ICMP6_ECHO_REQUEST: \
+ icmp6_ifstat_inc(ifp, ifs6_out_echo); \
+ break; \
+ case ICMP6_ECHO_REPLY: \
+ icmp6_ifstat_inc(ifp, ifs6_out_echoreply); \
+ break; \
+ case MLD_LISTENER_QUERY: \
+ icmp6_ifstat_inc(ifp, ifs6_out_mldquery); \
+ break; \
+ case MLD_LISTENER_REPORT: \
+ icmp6_ifstat_inc(ifp, ifs6_out_mldreport); \
+ break; \
+ case MLD_LISTENER_DONE: \
+ icmp6_ifstat_inc(ifp, ifs6_out_mlddone); \
+ break; \
+ case ND_ROUTER_SOLICIT: \
+ icmp6_ifstat_inc(ifp, ifs6_out_routersolicit); \
+ break; \
+ case ND_ROUTER_ADVERT: \
+ icmp6_ifstat_inc(ifp, ifs6_out_routeradvert); \
+ break; \
+ case ND_NEIGHBOR_SOLICIT: \
+ icmp6_ifstat_inc(ifp, ifs6_out_neighborsolicit);\
+ break; \
+ case ND_NEIGHBOR_ADVERT: \
+ icmp6_ifstat_inc(ifp, ifs6_out_neighboradvert); \
+ break; \
+ case ND_REDIRECT: \
+ icmp6_ifstat_inc(ifp, ifs6_out_redirect); \
+ break; \
+ } \
} while (0)
-extern int icmp6_rediraccept; /* accept/process redirects */
-extern int icmp6_redirtimeout; /* cache time for redirect routes */
+#define ICMP6_REDIRACCEPT_DEFAULT 1
+extern int icmp6_rediraccept; /* accept/process redirects */
+extern int icmp6_redirtimeout; /* cache time for redirect routes */
-#define ICMP6_NODEINFO_FQDNOK 0x1
-#define ICMP6_NODEINFO_NODEADDROK 0x2
-#define ICMP6_NODEINFO_TMPADDROK 0x4
-#define ICMP6_NODEINFO_GLOBALOK 0x8
+#define ICMP6_NODEINFO_FQDNOK 0x1
+#define ICMP6_NODEINFO_NODEADDROK 0x2
+#define ICMP6_NODEINFO_TMPADDROK 0x4
+#define ICMP6_NODEINFO_GLOBALOK 0x8
-#endif /* KERNEL_PRIVATE */
+#endif /* BSD_KERNEL_PRIVATE */
#endif /* !_NETINET_ICMP6_H_ */
projects / apple / xnu.git / blobdiff