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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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Add m-esr52 at 52.6.0
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+/*-
+ * Copyright (c) 1982, 1986, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ */
+
+#ifndef _USER_IP_ICMP_H_
+#define _USER_IP_ICMP_H_
+
+/*
+ * Interface Control Message Protocol Definitions.
+ * Per RFC 792, September 1981.
+ */
+
+/*
+ * Internal of an ICMP Router Advertisement
+ */
+struct icmp_ra_addr {
+ u_int32_t ira_addr;
+ u_int32_t ira_preference;
+};
+
+/*
+ * Structure of an icmp header.
+ */
+struct icmphdr {
+ 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 */
+};
+
+#if defined(__Userspace_os_Windows)
+#pragma pack (push, 1)
+struct icmp6_hdr {
+ u_int8_t icmp6_type;
+ u_int8_t icmp6_code;
+ u_int16_t icmp6_cksum;
+ union {
+ u_int32_t icmp6_un_data32[1];
+ u_int16_t icmp6_un_data16[2];
+ u_int8_t icmp6_un_data8[4];
+ } icmp6_dataun;
+};
+#pragma pack()
+
+#define icmp6_data32 icmp6_dataun.icmp6_un_data32
+#define icmp6_mtu icmp6_data32[0]
+#endif
+
+/*
+ * Structure of an icmp packet.
+ *
+ * XXX: should start with a struct icmphdr.
+ */
+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 */
+ union {
+ u_char ih_pptr; /* ICMP_PARAMPROB */
+ struct in_addr ih_gwaddr; /* ICMP_REDIRECT */
+ struct ih_idseq {
+ uint16_t icd_id; /* network format */
+ uint16_t icd_seq; /* network format */
+ } ih_idseq;
+ int ih_void;
+
+ /* ICMP_UNREACH_NEEDFRAG -- Path MTU Discovery (RFC1191) */
+ struct ih_pmtu {
+ uint16_t ipm_void; /* network format */
+ uint16_t ipm_nextmtu; /* network format */
+ } ih_pmtu;
+
+ struct ih_rtradv {
+ u_char irt_num_addrs;
+ u_char irt_wpa;
+ 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
+ union {
+ struct id_ts { /* ICMP Timestamp */
+ /*
+ * The next 3 fields are in network format,
+ * milliseconds since 00:00 GMT
+ */
+ uint32_t its_otime; /* Originate */
+ uint32_t its_rtime; /* Receive */
+ uint32_t its_ttime; /* Transmit */
+ } id_ts;
+ struct id_ip {
+ struct ip idi_ip;
+ /* options and then 64 bits of data */
+ } id_ip;
+ struct icmp_ra_addr id_radv;
+ u_int32_t id_mask;
+ 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
+};
+
+/*
+ * Lower bounds on packet lengths for various types.
+ * For the error advice packets must first insure that the
+ * packet is large enough to contain the returned ip header.
+ * Only then can we do the check to see if 64 bits of packet
+ * 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 (uint32_t)) /* timestamp */
+#define ICMP_MASKLEN 12 /* address mask */
+#define ICMP_ADVLENMIN (8 + sizeof (struct ip) + 8) /* min */
+#define ICMP_ADVLEN(p) (8 + ((p)->icmp_ip.ip_hl << 2) + 8)
+ /* N.B.: must separately check that ip_hl >= 5 */
+
+/*
+ * 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_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 40
+
+#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)
+
+
+#endif