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   1 /*
   2  * Copyright (c) 1982, 1986, 1990, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by the University of
  16  *      California, Berkeley and its contributors.
  17  * 4. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  *
  33  * From:
  34  *      @(#)in.h        8.3 (Berkeley) 1/3/94
  35  * $FreeBSD: src/sys/netinet/in.h,v 1.38.2.3 1999/08/29 16:29:34 peter Exp $
  36  */
  37
  38 extern const struct tok ipproto_values[];
  39 extern const char *netdb_protoname (const uint8_t);
  40
  41 #ifndef IPPROTO_IP
  42 #define IPPROTO_IP              0               /* dummy for IP */
  43 #endif
  44 #ifndef IPPROTO_HOPOPTS
  45 #define IPPROTO_HOPOPTS         0               /* IPv6 hop-by-hop options */
  46 #endif
  47 #ifndef IPPROTO_ICMP
  48 #define IPPROTO_ICMP            1               /* control message protocol */
  49 #endif
  50 #ifndef IPPROTO_IGMP
  51 #define IPPROTO_IGMP            2               /* group mgmt protocol */
  52 #endif
  53 #ifndef IPPROTO_IPV4
  54 #define IPPROTO_IPV4            4
  55 #endif
  56 #ifndef IPPROTO_TCP
  57 #define IPPROTO_TCP             6               /* tcp */
  58 #endif
  59 #ifndef IPPROTO_EGP
  60 #define IPPROTO_EGP             8               /* exterior gateway protocol */
  61 #endif
  62 /*
  63  * XXX - the current IANA protocol number assignments page lists 9 as
  64  * "any private interior gateway (used by Cisco for their IGRP)" and
  65  * 88 as "EIGRP" from Cisco.
  66  *
  67  * Recent FreeBSD, DragonFly BSD, and macOS <netinet/in.h> headers define
  68  * IPPROTO_PIGP as 9 and IPPROTO_IGRP as 88.  We define IPPROTO_PIGP
  69  * ("private interior gateway protocol") as 9 and IPPROTO_EIGRP as 88;
  70  * those names better match what the current protocol number
  71  * assignments say.
  72  */
  73 #ifndef IPPROTO_PIGP
  74 #define IPPROTO_PIGP            9
  75 #endif
  76 #ifndef IPPROTO_UDP
  77 #define IPPROTO_UDP             17              /* user datagram protocol */
  78 #endif
  79 #ifndef IPPROTO_DCCP
  80 #define IPPROTO_DCCP            33              /* datagram congestion control protocol */
  81 #endif
  82 #ifndef IPPROTO_IPV6
  83 #define IPPROTO_IPV6            41
  84 #endif
  85 #ifndef IPPROTO_ROUTING
  86 #define IPPROTO_ROUTING         43              /* IPv6 routing header */
  87 #endif
  88 #ifndef IPPROTO_FRAGMENT
  89 #define IPPROTO_FRAGMENT        44              /* IPv6 fragmentation header */
  90 #endif
  91 #ifndef IPPROTO_RSVP
  92 #define IPPROTO_RSVP            46              /* resource reservation */
  93 #endif
  94 #ifndef IPPROTO_GRE
  95 #define IPPROTO_GRE             47              /* General Routing Encap. */
  96 #endif
  97 #ifndef IPPROTO_ESP
  98 #define IPPROTO_ESP             50              /* SIPP Encap Sec. Payload */
  99 #endif
 100 #ifndef IPPROTO_AH
 101 #define IPPROTO_AH              51              /* SIPP Auth Header */
 102 #endif
 103 #ifndef IPPROTO_NHRP
 104 #define IPPROTO_NHRP            54              /* Next Hop Resolution */
 105 #endif
 106 #ifndef IPPROTO_MOBILE
 107 #define IPPROTO_MOBILE          55
 108 #endif
 109 #ifndef IPPROTO_ICMPV6
 110 #define IPPROTO_ICMPV6          58              /* ICMPv6 */
 111 #endif
 112 #ifndef IPPROTO_NONE
 113 #define IPPROTO_NONE            59              /* IPv6 no next header */
 114 #endif
 115 #ifndef IPPROTO_DSTOPTS
 116 #define IPPROTO_DSTOPTS         60              /* IPv6 destination options */
 117 #endif
 118 #ifndef IPPROTO_MOBILITY_OLD
 119 /*
 120  * The current Protocol Numbers list says that the IP protocol number for
 121  * mobility headers is 135; it cites RFC 6275 (obsoletes RFC 3775).
 122  *
 123  * It appears that 62 used to be used, even though that's assigned to
 124  * a protocol called CFTP; however, the only reference for CFTP is a
 125  * Network Message from BBN back in 1982, so, for now, we support 62,
 126  * as well as 135, as a protocol number for mobility headers.
 127  */
 128 #define IPPROTO_MOBILITY_OLD    62
 129 #endif
 130 #ifndef IPPROTO_ND
 131 #define IPPROTO_ND              77              /* Sun net disk proto (temp.) */
 132 #endif
 133 #ifndef IPPROTO_EIGRP
 134 #define IPPROTO_EIGRP           88              /* Cisco/GXS IGRP */
 135 #endif
 136 #ifndef IPPROTO_OSPF
 137 #define IPPROTO_OSPF            89
 138 #endif
 139 #ifndef IPPROTO_PIM
 140 #define IPPROTO_PIM             103
 141 #endif
 142 #ifndef IPPROTO_IPCOMP
 143 #define IPPROTO_IPCOMP          108
 144 #endif
 145 #ifndef IPPROTO_VRRP
 146 #define IPPROTO_VRRP            112 /* See also CARP. */
 147 #endif
 148 #ifndef IPPROTO_PGM
 149 #define IPPROTO_PGM             113
 150 #endif
 151 #ifndef IPPROTO_SCTP
 152 #define IPPROTO_SCTP            132
 153 #endif
 154 #ifndef IPPROTO_MOBILITY
 155 #define IPPROTO_MOBILITY        135
 156 #endif
 157 #ifndef IPPROTO_ETHERNET
 158 #define IPPROTO_ETHERNET        143 /* TEMPORARY - registered 2020-01-31, expires 2021-01-31 */
 159 #endif