http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/in.h

/* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket * interface as the means of communication with the user level. * * Definitions of the Internet Protocol. * * Version: @(#)in.h 1.0.1 04/21/93 * * Authors: Original taken from the GNU Project <netinet/in.h> file. * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ #ifndef _LINUX_IN_H #define _LINUX_IN_H #include <linux/types.h> #include <linux/socket.h> /* Standard well-defined IP protocols. */ enum { IPPROTO_IP = 0, /* Dummy protocol for TCP */ IPPROTO_ICMP = 1, /* Internet Control Message Protocol */ IPPROTO_IGMP = 2, /* Internet Group Management Protocol */ IPPROTO_IPIP = 4, /* IPIP tunnels (older KA9Q tunnels use 94) */ IPPROTO_TCP = 6, /* Transmission Control Protocol */ IPPROTO_EGP = 8, /* Exterior Gateway Protocol */ IPPROTO_PUP = 12, /* PUP protocol */ IPPROTO_UDP = 17, /* User Datagram Protocol */ IPPROTO_IDP = 22, /* XNS IDP protocol */ IPPROTO_DCCP = 33, /* Datagram Congestion Control Protocol */ IPPROTO_RSVP = 46, /* RSVP protocol */ IPPROTO_GRE = 47, /* Cisco GRE tunnels (rfc 1701,1702) */ IPPROTO_IPV6 = 41, /* IPv6-in-IPv4 tunnelling */ IPPROTO_ESP = 50, /* Encapsulation Security Payload protocol */ IPPROTO_AH = 51, /* Authentication Header protocol */ IPPROTO_PIM = 103, /* Protocol Independent Multicast */ IPPROTO_COMP = 108, /* Compression Header protocol */ IPPROTO_SCTP = 132, /* Stream Control Transport Protocol */ IPPROTO_RAW = 255, /* Raw IP packets */ IPPROTO_MAX }; /* Internet address. */ struct in_addr { u_int32_t s_addr; }; #define IP_TOS 1 #define IP_TTL 2 #define IP_HDRINCL 3 #define IP_OPTIONS 4 #define IP_ROUTER_ALERT 5 #define IP_RECVOPTS 6 #define IP_RETOPTS 7 #define IP_PKTINFO 8 #define IP_PKTOPTIONS 9 #define IP_MTU_DISCOVER 10 #define IP_RECVERR 11 #define IP_RECVTTL 12 #define IP_RECVTOS 13 #define IP_MTU 14 #define IP_FREEBIND 15 #define IP_IPSEC_POLICY 16 #define IP_XFRM_POLICY 17 /* BSD compatibility */ #define IP_RECVRETOPTS IP_RETOPTS /* IP_MTU_DISCOVER values */ #define IP_PMTUDISC_DONT 0 /* Never send DF frames */ #define IP_PMTUDISC_WANT 1 /* Use per route hints */ #define IP_PMTUDISC_DO 2 /* Always DF */ #define IP_MULTICAST_IF 32 #define IP_MULTICAST_TTL 33 #define IP_MULTICAST_LOOP 34 #define IP_ADD_MEMBERSHIP 35 #define IP_DROP_MEMBERSHIP 36 #define IP_UNBLOCK_SOURCE 37 #define IP_BLOCK_SOURCE 38 #define IP_ADD_SOURCE_MEMBERSHIP 39 #define IP_DROP_SOURCE_MEMBERSHIP 40 #define IP_MSFILTER 41 #define MCAST_JOIN_GROUP 42 #define MCAST_BLOCK_SOURCE 43 #define MCAST_UNBLOCK_SOURCE 44 #define MCAST_LEAVE_GROUP 45 #define MCAST_JOIN_SOURCE_GROUP 46 #define MCAST_LEAVE_SOURCE_GROUP 47 #define MCAST_MSFILTER 48 #define MCAST_EXCLUDE 0 #define MCAST_INCLUDE 1 /* These need to appear somewhere around here */ #define IP_DEFAULT_MULTICAST_TTL 1 #define IP_DEFAULT_MULTICAST_LOOP 1 /* Request struct for multicast socket ops */ struct ip_mreq { struct in_addr imr_multiaddr; /* IP multicast address of group */ struct in_addr imr_interface; /* local IP address of interface */ }; struct ip_mreqn { struct in_addr imr_multiaddr; /* IP multicast address of group */ struct in_addr imr_address; /* local IP address of interface */ int imr_ifindex; /* Interface index */ }; struct ip_mreq_source { u_int32_t imr_multiaddr; u_int32_t imr_interface; u_int32_t imr_sourceaddr; }; struct ip_msfilter { u_int32_t imsf_multiaddr; u_int32_t imsf_interface; u_int32_t imsf_fmode; u_int32_t imsf_numsrc; u_int32_t imsf_slist[1]; }; #define IP_MSFILTER_SIZE(numsrc) \ (sizeof(struct ip_msfilter) - sizeof(u_int32_t) \ + (numsrc) * sizeof(u_int32_t)) struct group_req { u_int32_t gr_interface; /* interface index */ struct __kernel_sockaddr_storage gr_group; /* group address */ }; struct group_source_req { u_int32_t gsr_interface; /* interface index */ struct __kernel_sockaddr_storage gsr_group; /* group address */ struct __kernel_sockaddr_storage gsr_source; /* source address */ }; struct group_filter { u_int32_t gf_interface; /* interface index */ struct __kernel_sockaddr_storage gf_group; /* multicast address */ u_int32_t gf_fmode; /* filter mode */ u_int32_t gf_numsrc; /* number of sources */ struct __kernel_sockaddr_storage gf_slist[1]; /* interface index */ }; #define GROUP_FILTER_SIZE(numsrc) \ (sizeof(struct group_filter) - sizeof(struct __kernel_sockaddr_storage) \ + (numsrc) * sizeof(struct __kernel_sockaddr_storage)) struct in_pktinfo { int ipi_ifindex; struct in_addr ipi_spec_dst; struct in_addr ipi_addr; }; /* Structure describing an Internet (IP) socket address. */ #define __SOCK_SIZE__ 16 /* sizeof(struct sockaddr) */ struct sockaddr_in { sa_family_t sin_family; /* Address family */ unsigned short int sin_port; /* Port number */ struct in_addr sin_addr; /* Internet address */ /* Pad to size of `struct sockaddr'. */ unsigned char __pad[__SOCK_SIZE__ - sizeof(short int) - sizeof(unsigned short int) - sizeof(struct in_addr)]; }; #define sin_zero __pad /* for BSD UNIX comp. -FvK */ /* * Definitions of the bits in an Internet address integer. * On subnets, host and network parts are found according * to the subnet mask, not these masks. */ #define IN_CLASSA(a) ((((long int) (a)) & 0x80000000) == 0) #define IN_CLASSA_NET 0xff000000 #define IN_CLASSA_NSHIFT 24 #define IN_CLASSA_HOST (0xffffffff & ~IN_CLASSA_NET) #define IN_CLASSA_MAX 128 #define IN_CLASSB(a) ((((long int) (a)) & 0xc0000000) == 0x80000000) #define IN_CLASSB_NET 0xffff0000 #define IN_CLASSB_NSHIFT 16 #define IN_CLASSB_HOST (0xffffffff & ~IN_CLASSB_NET) #define IN_CLASSB_MAX 65536 #define IN_CLASSC(a) ((((long int) (a)) & 0xe0000000) == 0xc0000000) #define IN_CLASSC_NET 0xffffff00 #define IN_CLASSC_NSHIFT 8 #define IN_CLASSC_HOST (0xffffffff & ~IN_CLASSC_NET) #define IN_CLASSD(a) ((((long int) (a)) & 0xf0000000) == 0xe0000000) #define IN_MULTICAST(a) IN_CLASSD(a) #define IN_MULTICAST_NET 0xF0000000 #define IN_EXPERIMENTAL(a) ((((long int) (a)) & 0xf0000000) == 0xf0000000) #define IN_BADCLASS(a) IN_EXPERIMENTAL((a)) /* Address to accept any incoming messages. */ #define INADDR_ANY ((unsigned long int) 0x00000000) /* Address to send to all hosts. */ #define INADDR_BROADCAST ((unsigned long int) 0xffffffff) /* Address indicating an error return. */ #define INADDR_NONE ((unsigned long int) 0xffffffff) /* Network number for local host loopback. */ #define IN_LOOPBACKNET 127 /* Address to loopback in software to local host. */ #define INADDR_LOOPBACK 0x7f000001 /* 127.0.0.1 */ #define IN_LOOPBACK(a) ((((long int) (a)) & 0xff000000) == 0x7f000000) /* Defines for Multicast INADDR */ #define INADDR_UNSPEC_GROUP 0xe0000000U /* 224.0.0.0 */ #define INADDR_ALLHOSTS_GROUP 0xe0000001U /* 224.0.0.1 */ #define INADDR_ALLRTRS_GROUP 0xe0000002U /* 224.0.0.2 */ #define INADDR_MAX_LOCAL_GROUP 0xe00000ffU /* 224.0.0.255 */ /* <asm/byteorder.h> contains the htonl type stuff.. */ #include <asm/byteorder.h> #ifdef __KERNEL__ /* Some random defines to make it easier in the kernel.. */ #define LOOPBACK(x) (((x) & htonl(0xff000000)) == htonl(0x7f000000)) #define MULTICAST(x) (((x) & htonl(0xf0000000)) == htonl(0xe0000000)) #define BADCLASS(x) (((x) & htonl(0xf0000000)) == htonl(0xf0000000)) #define ZERONET(x) (((x) & htonl(0xff000000)) == htonl(0x00000000)) #define LOCAL_MCAST(x) (((x) & htonl(0xFFFFFF00)) == htonl(0xE0000000)) #endif #endif /* _LINUX_IN_H */