X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/6601e61aa18bf4f09af135ff61fc7f4771d23b06..eb6b6ca394357805f2bdba989abae309f718b4d8:/bsd/netinet/ip_icmp.h diff --git a/bsd/netinet/ip_icmp.h b/bsd/netinet/ip_icmp.h index 8aff81cb0..70cb460e8 100644 --- a/bsd/netinet/ip_icmp.h +++ b/bsd/netinet/ip_icmp.h @@ -1,23 +1,29 @@ /* - * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2008-2018 Apple Inc. All rights reserved. * - * @APPLE_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 Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * @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 OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. - * - * @APPLE_LICENSE_HEADER_END@ + * 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) 1982, 1986, 1993 @@ -76,15 +82,15 @@ struct icmp_ra_addr { * Structure of an icmp header. */ struct icmp { - u_char icmp_type; /* type of message, see below */ - u_char icmp_code; /* type sub code */ - u_short icmp_cksum; /* ones complement cksum of struct */ + u_char icmp_type; /* type of message, see below */ + u_char icmp_code; /* type sub code */ + u_short icmp_cksum; /* ones complement cksum of struct */ union { - u_char ih_pptr; /* ICMP_PARAMPROB */ - struct in_addr ih_gwaddr; /* ICMP_REDIRECT */ + u_char ih_pptr; /* ICMP_PARAMPROB */ + struct in_addr ih_gwaddr; /* ICMP_REDIRECT */ struct ih_idseq { - n_short icd_id; - n_short icd_seq; + n_short icd_id; + n_short icd_seq; } ih_idseq; int ih_void; @@ -100,16 +106,16 @@ struct icmp { u_int16_t irt_lifetime; } ih_rtradv; } icmp_hun; -#define icmp_pptr icmp_hun.ih_pptr -#define icmp_gwaddr icmp_hun.ih_gwaddr -#define icmp_id icmp_hun.ih_idseq.icd_id -#define icmp_seq icmp_hun.ih_idseq.icd_seq -#define icmp_void icmp_hun.ih_void -#define icmp_pmvoid icmp_hun.ih_pmtu.ipm_void -#define icmp_nextmtu icmp_hun.ih_pmtu.ipm_nextmtu -#define icmp_num_addrs icmp_hun.ih_rtradv.irt_num_addrs -#define icmp_wpa icmp_hun.ih_rtradv.irt_wpa -#define icmp_lifetime icmp_hun.ih_rtradv.irt_lifetime +#define icmp_pptr icmp_hun.ih_pptr +#define icmp_gwaddr icmp_hun.ih_gwaddr +#define icmp_id icmp_hun.ih_idseq.icd_id +#define icmp_seq icmp_hun.ih_idseq.icd_seq +#define icmp_void icmp_hun.ih_void +#define icmp_pmvoid icmp_hun.ih_pmtu.ipm_void +#define icmp_nextmtu icmp_hun.ih_pmtu.ipm_nextmtu +#define icmp_num_addrs icmp_hun.ih_rtradv.irt_num_addrs +#define icmp_wpa icmp_hun.ih_rtradv.irt_wpa +#define icmp_lifetime icmp_hun.ih_rtradv.irt_lifetime union { struct id_ts { n_time its_otime; @@ -122,15 +128,15 @@ struct icmp { } id_ip; struct icmp_ra_addr id_radv; u_int32_t id_mask; - char id_data[1]; + char id_data[1]; } icmp_dun; -#define icmp_otime icmp_dun.id_ts.its_otime -#define icmp_rtime icmp_dun.id_ts.its_rtime -#define icmp_ttime icmp_dun.id_ts.its_ttime -#define icmp_ip icmp_dun.id_ip.idi_ip -#define icmp_radv icmp_dun.id_radv -#define icmp_mask icmp_dun.id_mask -#define icmp_data icmp_dun.id_data +#define icmp_otime icmp_dun.id_ts.its_otime +#define icmp_rtime icmp_dun.id_ts.its_rtime +#define icmp_ttime icmp_dun.id_ts.its_ttime +#define icmp_ip icmp_dun.id_ip.idi_ip +#define icmp_radv icmp_dun.id_radv +#define icmp_mask icmp_dun.id_mask +#define icmp_data icmp_dun.id_data }; /* @@ -141,74 +147,94 @@ struct icmp { * data have been returned, since we need to check the returned * ip header length. */ -#define ICMP_MINLEN 8 /* abs minimum */ -#define ICMP_TSLEN (8 + 3 * sizeof (n_time)) /* timestamp */ -#define ICMP_MASKLEN 12 /* address mask */ -#define ICMP_ADVLENMIN (8 + sizeof (struct ip) + 8) /* min */ +#define ICMP_MINLEN 8 /* abs minimum */ +#define ICMP_TSLEN (8 + 3 * sizeof (n_time)) /* timestamp */ +#define ICMP_MASKLEN 12 /* address mask */ +#define ICMP_ADVLENMIN (8 + sizeof (struct ip) + 8) /* min */ #ifndef _IP_VHL -#define ICMP_ADVLEN(p) (8 + ((p)->icmp_ip.ip_hl << 2) + 8) - /* N.B.: must separately check that ip_hl >= 5 */ +#define ICMP_ADVLEN(p) (8 + ((p)->icmp_ip.ip_hl << 2) + 8) +/* N.B.: must separately check that ip_hl >= 5 */ #else -#define ICMP_ADVLEN(p) (8 + (IP_VHL_HL((p)->icmp_ip.ip_vhl) << 2) + 8) - /* N.B.: must separately check that header length >= 5 */ +#define ICMP_ADVLEN(p) (8 + (IP_VHL_HL((p)->icmp_ip.ip_vhl) << 2) + 8) +/* N.B.: must separately check that header length >= 5 */ #endif /* * Definition of type and code field values. */ -#define ICMP_ECHOREPLY 0 /* echo reply */ -#define ICMP_UNREACH 3 /* dest unreachable, codes: */ -#define ICMP_UNREACH_NET 0 /* bad net */ -#define ICMP_UNREACH_HOST 1 /* bad host */ -#define ICMP_UNREACH_PROTOCOL 2 /* bad protocol */ -#define ICMP_UNREACH_PORT 3 /* bad port */ -#define ICMP_UNREACH_NEEDFRAG 4 /* IP_DF caused drop */ -#define ICMP_UNREACH_SRCFAIL 5 /* src route failed */ -#define ICMP_UNREACH_NET_UNKNOWN 6 /* unknown net */ -#define ICMP_UNREACH_HOST_UNKNOWN 7 /* unknown host */ -#define ICMP_UNREACH_ISOLATED 8 /* src host isolated */ -#define ICMP_UNREACH_NET_PROHIB 9 /* prohibited access */ -#define ICMP_UNREACH_HOST_PROHIB 10 /* ditto */ -#define ICMP_UNREACH_TOSNET 11 /* bad tos for net */ -#define ICMP_UNREACH_TOSHOST 12 /* bad tos for host */ -#define ICMP_UNREACH_FILTER_PROHIB 13 /* admin prohib */ -#define ICMP_UNREACH_HOST_PRECEDENCE 14 /* host prec vio. */ -#define ICMP_UNREACH_PRECEDENCE_CUTOFF 15 /* prec cutoff */ -#define ICMP_SOURCEQUENCH 4 /* packet lost, slow down */ -#define ICMP_REDIRECT 5 /* shorter route, codes: */ -#define ICMP_REDIRECT_NET 0 /* for network */ -#define ICMP_REDIRECT_HOST 1 /* for host */ -#define ICMP_REDIRECT_TOSNET 2 /* for tos and net */ -#define ICMP_REDIRECT_TOSHOST 3 /* for tos and host */ -#define ICMP_ECHO 8 /* echo service */ -#define ICMP_ROUTERADVERT 9 /* router advertisement */ -#define ICMP_ROUTERSOLICIT 10 /* router solicitation */ -#define ICMP_TIMXCEED 11 /* time exceeded, code: */ -#define ICMP_TIMXCEED_INTRANS 0 /* ttl==0 in transit */ -#define ICMP_TIMXCEED_REASS 1 /* ttl==0 in reass */ -#define ICMP_PARAMPROB 12 /* ip header bad */ -#define ICMP_PARAMPROB_ERRATPTR 0 /* error at param ptr */ -#define ICMP_PARAMPROB_OPTABSENT 1 /* req. opt. absent */ -#define ICMP_PARAMPROB_LENGTH 2 /* bad length */ -#define ICMP_TSTAMP 13 /* timestamp request */ -#define ICMP_TSTAMPREPLY 14 /* timestamp reply */ -#define ICMP_IREQ 15 /* information request */ -#define ICMP_IREQREPLY 16 /* information reply */ -#define ICMP_MASKREQ 17 /* address mask request */ -#define ICMP_MASKREPLY 18 /* address mask reply */ +#define ICMP_ECHOREPLY 0 /* echo reply */ +#define ICMP_UNREACH 3 /* dest unreachable, codes: */ +#define ICMP_UNREACH_NET 0 /* bad net */ +#define ICMP_UNREACH_HOST 1 /* bad host */ +#define ICMP_UNREACH_PROTOCOL 2 /* bad protocol */ +#define ICMP_UNREACH_PORT 3 /* bad port */ +#define ICMP_UNREACH_NEEDFRAG 4 /* IP_DF caused drop */ +#define ICMP_UNREACH_SRCFAIL 5 /* src route failed */ +#define ICMP_UNREACH_NET_UNKNOWN 6 /* unknown net */ +#define ICMP_UNREACH_HOST_UNKNOWN 7 /* unknown host */ +#define ICMP_UNREACH_ISOLATED 8 /* src host isolated */ +#define ICMP_UNREACH_NET_PROHIB 9 /* prohibited access */ +#define ICMP_UNREACH_HOST_PROHIB 10 /* ditto */ +#define ICMP_UNREACH_TOSNET 11 /* bad tos for net */ +#define ICMP_UNREACH_TOSHOST 12 /* bad tos for host */ +#define ICMP_UNREACH_FILTER_PROHIB 13 /* admin prohib */ +#define ICMP_UNREACH_HOST_PRECEDENCE 14 /* host prec vio. */ +#define ICMP_UNREACH_PRECEDENCE_CUTOFF 15 /* prec cutoff */ +#define ICMP_SOURCEQUENCH 4 /* packet lost, slow down */ +#define ICMP_REDIRECT 5 /* shorter route, codes: */ +#define ICMP_REDIRECT_NET 0 /* for network */ +#define ICMP_REDIRECT_HOST 1 /* for host */ +#define ICMP_REDIRECT_TOSNET 2 /* for tos and net */ +#define ICMP_REDIRECT_TOSHOST 3 /* for tos and host */ +#define ICMP_ALTHOSTADDR 6 /* alternate host address */ +#define ICMP_ECHO 8 /* echo service */ +#define ICMP_ROUTERADVERT 9 /* router advertisement */ +#define ICMP_ROUTERADVERT_NORMAL 0 /* normal advertisement */ +#define ICMP_ROUTERADVERT_NOROUTE_COMMON 16 /* selective routing */ +#define ICMP_ROUTERSOLICIT 10 /* router solicitation */ +#define ICMP_TIMXCEED 11 /* time exceeded, code: */ +#define ICMP_TIMXCEED_INTRANS 0 /* ttl==0 in transit */ +#define ICMP_TIMXCEED_REASS 1 /* ttl==0 in reass */ +#define ICMP_PARAMPROB 12 /* ip header bad */ +#define ICMP_PARAMPROB_ERRATPTR 0 /* error at param ptr */ +#define ICMP_PARAMPROB_OPTABSENT 1 /* req. opt. absent */ +#define ICMP_PARAMPROB_LENGTH 2 /* bad length */ +#define ICMP_TSTAMP 13 /* timestamp request */ +#define ICMP_TSTAMPREPLY 14 /* timestamp reply */ +#define ICMP_IREQ 15 /* information request */ +#define ICMP_IREQREPLY 16 /* information reply */ +#define ICMP_MASKREQ 17 /* address mask request */ +#define ICMP_MASKREPLY 18 /* address mask reply */ +#define ICMP_TRACEROUTE 30 /* traceroute */ +#define ICMP_DATACONVERR 31 /* data conversion error */ +#define ICMP_MOBILE_REDIRECT 32 /* mobile host redirect */ +#define ICMP_IPV6_WHEREAREYOU 33 /* IPv6 where-are-you */ +#define ICMP_IPV6_IAMHERE 34 /* IPv6 i-am-here */ +#define ICMP_MOBILE_REGREQUEST 35 /* mobile registration req */ +#define ICMP_MOBILE_REGREPLY 36 /* mobile registration reply */ +#define ICMP_SKIP 39 /* SKIP */ +#define ICMP_PHOTURIS 40 /* Photuris */ +#define ICMP_PHOTURIS_UNKNOWN_INDEX 1 /* unknown sec index */ +#define ICMP_PHOTURIS_AUTH_FAILED 2 /* auth failed */ +#define ICMP_PHOTURIS_DECRYPT_FAILED 3 /* decrypt failed */ -#define ICMP_MAXTYPE 18 +#define ICMP_MAXTYPE 40 -#define ICMP_INFOTYPE(type) \ +#define ICMP_INFOTYPE(type) \ ((type) == ICMP_ECHOREPLY || (type) == ICMP_ECHO || \ (type) == ICMP_ROUTERADVERT || (type) == ICMP_ROUTERSOLICIT || \ (type) == ICMP_TSTAMP || (type) == ICMP_TSTAMPREPLY || \ (type) == ICMP_IREQ || (type) == ICMP_IREQREPLY || \ (type) == ICMP_MASKREQ || (type) == ICMP_MASKREPLY) -#ifdef KERNEL_PRIVATE -void icmp_error(struct mbuf *, int, int, n_long, struct ifnet *); -void icmp_input(struct mbuf *, int); -#endif KERNEL_PRIVATE +#define ICMP_ERRORTYPE(type) \ + ((type) == ICMP_UNREACH || (type) == ICMP_SOURCEQUENCH || \ + (type) == ICMP_REDIRECT || (type) == ICMP_TIMXCEED || \ + (type) == ICMP_PARAMPROB) -#endif +#ifdef BSD_KERNEL_PRIVATE +void icmp_error(struct mbuf *, int, int, n_long, u_int32_t); +void icmp_input(struct mbuf *, int); +int ip_next_mtu(int, int); +#endif /* BSD_KERNEL_PRIVATE */ +#endif /* _NETINET_IP_ICMP_H_ */