130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* 230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * INET An implementation of the TCP/IP protocol suite for the LINUX 330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * operating system. INET is implemented using the BSD Socket 430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * interface as the means of communication with the user level. 530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * 630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * Definitions of the Internet Protocol. 730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * 830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * Version: @(#)in.h 1.0.1 04/21/93 930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * 1030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * Authors: Original taken from the GNU Project <netinet/in.h> file. 1130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> 1230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * 1330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * This program is free software; you can redistribute it and/or 1430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * modify it under the terms of the GNU General Public License 1530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * as published by the Free Software Foundation; either version 1630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * 2 of the License, or (at your option) any later version. 1730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng */ 1830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#ifndef _UAPI_LINUX_IN_H 1930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define _UAPI_LINUX_IN_H 2030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 2130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#include <linux/types.h> 2230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#include <linux/socket.h> 2330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 2430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Standard well-defined IP protocols. */ 2530692c65c4174412c90e79489e98ab85c1a7412fBen Chengenum { 2630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_IP = 0, /* Dummy protocol for TCP */ 27e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_IP IPPROTO_IP 2830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_ICMP = 1, /* Internet Control Message Protocol */ 29e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_ICMP IPPROTO_ICMP 3030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_IGMP = 2, /* Internet Group Management Protocol */ 31e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_IGMP IPPROTO_IGMP 3230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_IPIP = 4, /* IPIP tunnels (older KA9Q tunnels use 94) */ 33e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_IPIP IPPROTO_IPIP 3430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_TCP = 6, /* Transmission Control Protocol */ 35e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_TCP IPPROTO_TCP 3630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_EGP = 8, /* Exterior Gateway Protocol */ 37e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_EGP IPPROTO_EGP 3830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_PUP = 12, /* PUP protocol */ 39e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_PUP IPPROTO_PUP 4030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_UDP = 17, /* User Datagram Protocol */ 41e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_UDP IPPROTO_UDP 4230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_IDP = 22, /* XNS IDP protocol */ 43e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_IDP IPPROTO_IDP 44e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_TP = 29, /* SO Transport Protocol Class 4 */ 45e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_TP IPPROTO_TP 4630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_DCCP = 33, /* Datagram Congestion Control Protocol */ 47e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_DCCP IPPROTO_DCCP 48e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_IPV6 = 41, /* IPv6-in-IPv4 tunnelling */ 49e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_IPV6 IPPROTO_IPV6 50e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_RSVP = 46, /* RSVP Protocol */ 51e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_RSVP IPPROTO_RSVP 5230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_GRE = 47, /* Cisco GRE tunnels (rfc 1701,1702) */ 53e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_GRE IPPROTO_GRE 54e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_ESP = 50, /* Encapsulation Security Payload protocol */ 55e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_ESP IPPROTO_ESP 56e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_AH = 51, /* Authentication Header protocol */ 57e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_AH IPPROTO_AH 58e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_MTP = 92, /* Multicast Transport Protocol */ 59e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_MTP IPPROTO_MTP 60e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_BEETPH = 94, /* IP option pseudo header for BEET */ 61e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_BEETPH IPPROTO_BEETPH 62e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_ENCAP = 98, /* Encapsulation Header */ 63e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_ENCAP IPPROTO_ENCAP 64e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_PIM = 103, /* Protocol Independent Multicast */ 65e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_PIM IPPROTO_PIM 66e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_COMP = 108, /* Compression Header Protocol */ 67e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_COMP IPPROTO_COMP 68e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_SCTP = 132, /* Stream Control Transport Protocol */ 69e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_SCTP IPPROTO_SCTP 7030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_UDPLITE = 136, /* UDP-Lite (RFC 3828) */ 71e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_UDPLITE IPPROTO_UDPLITE 72e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl IPPROTO_RAW = 255, /* Raw IP packets */ 73e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IPPROTO_RAW IPPROTO_RAW 7430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng IPPROTO_MAX 7530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 7630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 7730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 7830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Internet address. */ 7930692c65c4174412c90e79489e98ab85c1a7412fBen Chengstruct in_addr { 8030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __be32 s_addr; 8130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 8230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 8330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_TOS 1 8430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_TTL 2 8530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_HDRINCL 3 8630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_OPTIONS 4 8730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_ROUTER_ALERT 5 8830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_RECVOPTS 6 8930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_RETOPTS 7 9030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_PKTINFO 8 9130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_PKTOPTIONS 9 9230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_MTU_DISCOVER 10 9330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_RECVERR 11 9430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_RECVTTL 12 9530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_RECVTOS 13 9630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_MTU 14 9730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_FREEBIND 15 9830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_IPSEC_POLICY 16 9930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_XFRM_POLICY 17 10030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_PASSSEC 18 10130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_TRANSPARENT 19 10230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 10330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* BSD compatibility */ 10430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_RECVRETOPTS IP_RETOPTS 10530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 10630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* TProxy original addresses */ 10730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_ORIGDSTADDR 20 10830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_RECVORIGDSTADDR IP_ORIGDSTADDR 10930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 11030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_MINTTL 21 11130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_NODEFRAG 22 11230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 11330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* IP_MTU_DISCOVER values */ 11430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_PMTUDISC_DONT 0 /* Never send DF frames */ 11530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_PMTUDISC_WANT 1 /* Use per route hints */ 11630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_PMTUDISC_DO 2 /* Always DF */ 11730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_PMTUDISC_PROBE 3 /* Ignore dst pmtu */ 118e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl/* Always use interface mtu (ignores dst pmtu) but don't set DF flag. 119e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl * Also incoming ICMP frag_needed notifications will be ignored on 120e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl * this socket to prevent accepting spoofed ones. 121e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl */ 122e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define IP_PMTUDISC_INTERFACE 4 12330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 12430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_MULTICAST_IF 32 12530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_MULTICAST_TTL 33 12630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_MULTICAST_LOOP 34 12730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_ADD_MEMBERSHIP 35 12830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_DROP_MEMBERSHIP 36 12930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_UNBLOCK_SOURCE 37 13030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_BLOCK_SOURCE 38 13130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_ADD_SOURCE_MEMBERSHIP 39 13230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_DROP_SOURCE_MEMBERSHIP 40 13330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_MSFILTER 41 13430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define MCAST_JOIN_GROUP 42 13530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define MCAST_BLOCK_SOURCE 43 13630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define MCAST_UNBLOCK_SOURCE 44 13730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define MCAST_LEAVE_GROUP 45 13830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define MCAST_JOIN_SOURCE_GROUP 46 13930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define MCAST_LEAVE_SOURCE_GROUP 47 14030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define MCAST_MSFILTER 48 14130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_MULTICAST_ALL 49 14230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_UNICAST_IF 50 14330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 14430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define MCAST_EXCLUDE 0 14530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define MCAST_INCLUDE 1 14630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 14730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* These need to appear somewhere around here */ 14830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_DEFAULT_MULTICAST_TTL 1 14930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_DEFAULT_MULTICAST_LOOP 1 15030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 15130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Request struct for multicast socket ops */ 15230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 15330692c65c4174412c90e79489e98ab85c1a7412fBen Chengstruct ip_mreq { 15430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct in_addr imr_multiaddr; /* IP multicast address of group */ 15530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct in_addr imr_interface; /* local IP address of interface */ 15630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 15730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 15830692c65c4174412c90e79489e98ab85c1a7412fBen Chengstruct ip_mreqn { 15930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct in_addr imr_multiaddr; /* IP multicast address of group */ 16030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct in_addr imr_address; /* local IP address of interface */ 16130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng int imr_ifindex; /* Interface index */ 16230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 16330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 16430692c65c4174412c90e79489e98ab85c1a7412fBen Chengstruct ip_mreq_source { 16530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __be32 imr_multiaddr; 16630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __be32 imr_interface; 16730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __be32 imr_sourceaddr; 16830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 16930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 17030692c65c4174412c90e79489e98ab85c1a7412fBen Chengstruct ip_msfilter { 17130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __be32 imsf_multiaddr; 17230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __be32 imsf_interface; 17330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __u32 imsf_fmode; 17430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __u32 imsf_numsrc; 17530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __be32 imsf_slist[1]; 17630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 17730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 17830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IP_MSFILTER_SIZE(numsrc) \ 17930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng (sizeof(struct ip_msfilter) - sizeof(__u32) \ 18030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng + (numsrc) * sizeof(__u32)) 18130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 18230692c65c4174412c90e79489e98ab85c1a7412fBen Chengstruct group_req { 18330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __u32 gr_interface; /* interface index */ 18430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct __kernel_sockaddr_storage gr_group; /* group address */ 18530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 18630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 18730692c65c4174412c90e79489e98ab85c1a7412fBen Chengstruct group_source_req { 18830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __u32 gsr_interface; /* interface index */ 18930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct __kernel_sockaddr_storage gsr_group; /* group address */ 19030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct __kernel_sockaddr_storage gsr_source; /* source address */ 19130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 19230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 19330692c65c4174412c90e79489e98ab85c1a7412fBen Chengstruct group_filter { 19430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __u32 gf_interface; /* interface index */ 19530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct __kernel_sockaddr_storage gf_group; /* multicast address */ 19630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __u32 gf_fmode; /* filter mode */ 19730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __u32 gf_numsrc; /* number of sources */ 19830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct __kernel_sockaddr_storage gf_slist[1]; /* interface index */ 19930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 20030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 20130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define GROUP_FILTER_SIZE(numsrc) \ 20230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng (sizeof(struct group_filter) - sizeof(struct __kernel_sockaddr_storage) \ 20330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng + (numsrc) * sizeof(struct __kernel_sockaddr_storage)) 20430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 20530692c65c4174412c90e79489e98ab85c1a7412fBen Chengstruct in_pktinfo { 20630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng int ipi_ifindex; 20730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct in_addr ipi_spec_dst; 20830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct in_addr ipi_addr; 20930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 21030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 21130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Structure describing an Internet (IP) socket address. */ 21230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define __SOCK_SIZE__ 16 /* sizeof(struct sockaddr) */ 21330692c65c4174412c90e79489e98ab85c1a7412fBen Chengstruct sockaddr_in { 21430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __kernel_sa_family_t sin_family; /* Address family */ 21530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng __be16 sin_port; /* Port number */ 21630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng struct in_addr sin_addr; /* Internet address */ 21730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 21830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng /* Pad to size of `struct sockaddr'. */ 21930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng unsigned char __pad[__SOCK_SIZE__ - sizeof(short int) - 22030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng sizeof(unsigned short int) - sizeof(struct in_addr)]; 22130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng}; 22230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define sin_zero __pad /* for BSD UNIX comp. -FvK */ 22330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 22430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 22530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* 22630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * Definitions of the bits in an Internet address integer. 22730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * On subnets, host and network parts are found according 22830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng * to the subnet mask, not these masks. 22930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng */ 23030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSA(a) ((((long int) (a)) & 0x80000000) == 0) 23130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSA_NET 0xff000000 23230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSA_NSHIFT 24 23330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSA_HOST (0xffffffff & ~IN_CLASSA_NET) 23430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSA_MAX 128 23530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 23630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSB(a) ((((long int) (a)) & 0xc0000000) == 0x80000000) 23730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSB_NET 0xffff0000 23830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSB_NSHIFT 16 23930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSB_HOST (0xffffffff & ~IN_CLASSB_NET) 24030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSB_MAX 65536 24130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 24230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSC(a) ((((long int) (a)) & 0xe0000000) == 0xc0000000) 24330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSC_NET 0xffffff00 24430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSC_NSHIFT 8 24530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSC_HOST (0xffffffff & ~IN_CLASSC_NET) 24630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 24730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_CLASSD(a) ((((long int) (a)) & 0xf0000000) == 0xe0000000) 24830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_MULTICAST(a) IN_CLASSD(a) 24930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_MULTICAST_NET 0xF0000000 25030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 25130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_EXPERIMENTAL(a) ((((long int) (a)) & 0xf0000000) == 0xf0000000) 25230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_BADCLASS(a) IN_EXPERIMENTAL((a)) 25330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 25430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Address to accept any incoming messages. */ 25530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define INADDR_ANY ((unsigned long int) 0x00000000) 25630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 25730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Address to send to all hosts. */ 25830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define INADDR_BROADCAST ((unsigned long int) 0xffffffff) 25930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 26030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Address indicating an error return. */ 26130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define INADDR_NONE ((unsigned long int) 0xffffffff) 26230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 26330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Network number for local host loopback. */ 26430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_LOOPBACKNET 127 26530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 26630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Address to loopback in software to local host. */ 26730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define INADDR_LOOPBACK 0x7f000001 /* 127.0.0.1 */ 26830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define IN_LOOPBACK(a) ((((long int) (a)) & 0xff000000) == 0x7f000000) 26930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 27030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* Defines for Multicast INADDR */ 27130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define INADDR_UNSPEC_GROUP 0xe0000000U /* 224.0.0.0 */ 27230692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define INADDR_ALLHOSTS_GROUP 0xe0000001U /* 224.0.0.1 */ 27330692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define INADDR_ALLRTRS_GROUP 0xe0000002U /* 224.0.0.2 */ 27430692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#define INADDR_MAX_LOCAL_GROUP 0xe00000ffU /* 224.0.0.255 */ 27530692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 27630692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 27730692c65c4174412c90e79489e98ab85c1a7412fBen Cheng/* <asm/byteorder.h> contains the htonl type stuff.. */ 27830692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#include <asm/byteorder.h> 27930692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 28030692c65c4174412c90e79489e98ab85c1a7412fBen Cheng 28130692c65c4174412c90e79489e98ab85c1a7412fBen Cheng#endif /* _UAPI_LINUX_IN_H */ 282