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/* * Mach Operating System * Copyright (c) 1987 Carnegie-Mellon University * All rights reserved. The CMU software License Agreement specifies * the terms and conditions for use and redistribution. */ /* * Copyright (c) 1982, 1986 Regents of the University of California. * All rights reserved. * Redistribution and use in source and binary forms are permitted * provided that this notice is preserved and that due credit is given * to the University of California at Berkeley. The name of the University * may not be used to endorse or promote products derived from this * software without specific prior written permission. This software * is provided ``as is'' without express or implied warranty. * * @(#)in.h 7.5 (Berkeley) 2/22/88 * * HISTORY * 11-Jul-93 Mac Gillon (mgillon) at NeXT * Integrated MULTICAST support * * 26-Sep-89 Morris Meyer (mmeyer) at NeXT * NFS 4.0 Changes: Added definition of official port numbers. */ #ifndef _IN_ #define _IN_ #ifdef KERNEL #import <sys/protosw.h> #import <sys/domain.h> #endif /* @(#)in.h 2.2 88/06/10 4.0NFSSRC; from 7.1 (Berkeley) 6/5/86 */ /* * Constants and structures defined by the internet system, * Per RFC 790, September 1981. */ /* * Protocols */ #define IPPROTO_IP 0 /* dummy for IP */ #define IPPROTO_ICMP 1 /* control message protocol */ #define IPPROTO_IGMP 2 /* group mgmt protocol */ #define IPPROTO_GGP 3 /* gateway^2 (deprecated) */ #define IPPROTO_TCP 6 /* tcp */ #define IPPROTO_EGP 8 /* exterior gateway protocol */ #define IPPROTO_PUP 12 /* pup */ #define IPPROTO_UDP 17 /* user datagram protocol */ #define IPPROTO_IDP 22 /* xns idp */ #define IPPROTO_RAW 255 /* raw IP packet */ #define IPPROTO_MAX 256 /* * Port/socket numbers: network standard functions */ #define IPPORT_ECHO 7 #define IPPORT_DISCARD 9 #define IPPORT_SYSTAT 11 #define IPPORT_DAYTIME 13 #define IPPORT_NETSTAT 15 #define IPPORT_FTP 21 #define IPPORT_TELNET 23 #define IPPORT_SMTP 25 #define IPPORT_TIMESERVER 37 #define IPPORT_NAMESERVER 42 #define IPPORT_WHOIS 43 #define IPPORT_MTP 57 /* * Port/socket numbers: host specific functions */ #define IPPORT_TFTP 69 #define IPPORT_RJE 77 #define IPPORT_FINGER 79 #define IPPORT_TTYLINK 87 #define IPPORT_SUPDUP 95 /* * UNIX TCP sockets */ #define IPPORT_EXECSERVER 512 #define IPPORT_LOGINSERVER 513 #define IPPORT_CMDSERVER 514 #define IPPORT_EFSSERVER 520 /* * UNIX UDP sockets */ #define IPPORT_BIFFUDP 512 #define IPPORT_WHOSERVER 513 #define IPPORT_ROUTESERVER 520 /* 520+1 also used */ /* * Ports < IPPORT_RESERVED are reserved for * privileged processes (e.g. root). * Ports > IPPORT_USERRESERVED are reserved * for servers, not necessarily privileged. */ #define IPPORT_RESERVED 1024 #define IPPORT_USERRESERVED 5000 /* * Link numbers */ #define IMPLINK_IP 155 #define IMPLINK_LOWEXPER 156 #define IMPLINK_HIGHEXPER 158 /* * Internet address (a structure for historical reasons) */ struct in_addr { #if NeXT union { struct { u_char s_b1,s_b2,s_b3,s_b4; } S_un_b; struct { u_short s_w1,s_w2; } S_un_w; u_long S_addr; } S_un; #define s_addr S_un.S_addr /* can be used for most tcp & ip code */ #define s_host S_un.S_un_b.s_b2 /* host on imp */ #define s_net S_un.S_un_b.s_b1 /* network */ #define s_imp S_un.S_un_w.s_w2 /* imp */ #define s_impno S_un.S_un_b.s_b4 /* imp # */ #define s_lh S_un.S_un_b.s_b3 /* logical host */ #else u_long s_addr; #endif }; /* * Definitions of bits in internet address integers. * On subnets, the decomposition of addresses to host and net parts * is done according to subnet mask, not the masks here. */ #define IN_CLASSA(i) (((long)(i) & 0x80000000) == 0) #define IN_CLASSA_NET 0xff000000 #define IN_CLASSA_NSHIFT 24 #define IN_CLASSA_HOST 0x00ffffff #define IN_CLASSA_MAX 128 #define IN_CLASSB(i) (((long)(i) & 0xc0000000) == 0x80000000) #define IN_CLASSB_NET 0xffff0000 #define IN_CLASSB_NSHIFT 16 #define IN_CLASSB_HOST 0x0000ffff #define IN_CLASSB_MAX 65536 #define IN_CLASSC(i) (((long)(i) & 0xe0000000) == 0xc0000000) #define IN_CLASSC_NET 0xffffff00 #define IN_CLASSC_NSHIFT 8 #define IN_CLASSC_HOST 0x000000ff #define IN_CLASSD(i) (((long)(i) & 0xf0000000) == 0xe0000000) #define IN_CLASSD_NET 0xf0000000 /* These ones aren't really */ #define IN_CLASSD_NSHIFT 28 /* net and host fields, but */ #define IN_CLASSD_HOST 0x0fffffff /* routing needn't know. */ #define IN_MULTICAST(i) IN_CLASSD(i) #define IN_EXPERIMENTAL(i) (((long)(i) & 0xe0000000) == 0xe0000000) #define IN_BADCLASS(i) (((long)(i) & 0xf0000000) == 0xf0000000) #define INADDR_ANY (u_long)0x00000000 #define INADDR_LOOPBACK (u_long)0x7f000001 #define INADDR_BROADCAST (u_long)0xffffffff /* must be masked */ #define INADDR_UNSPEC_GROUP (u_long)0xe0000000 /* 224.0.0.0 */ #define INADDR_ALLHOSTS_GROUP (u_long)0xe0000001 /* 224.0.0.1 */ #define INADDR_MAX_LOCAL_GROUP (u_long)0xe00000ff /* 224.0.0.255 */ #ifndef KERNEL #define INADDR_NONE 0xffffffff /* -1 return */ #endif #define IN_LOOPBACKNET 127 /* official! */ /* * Define a macro to stuff the loopback address into an Internet address */ #define IN_SET_LOOPBACK_ADDR(a) {(a)->sin_addr.s_addr = htonl(INADDR_LOOPBACK); \ (a)->sin_family = AF_INET;} /* * Socket address, internet style. */ struct sockaddr_in { short sin_family; u_short sin_port; struct in_addr sin_addr; char sin_zero[8]; }; /* * Options for use with [gs]etsockopt at the IP level. */ #define IP_OPTIONS 1 /* set/get IP per-packet options */ #define IP_TIMETOLIVE 2 /* set/get IP time-to-live value */ #define IP_MULTICAST_IF 3 /* set/get IP multicast interface */ #define IP_MULTICAST_TTL 4 /* set/get IP multicast timetolive */ #define IP_MULTICAST_LOOP 5 /* set/get IP multicast loopback */ #define IP_ADD_MEMBERSHIP 6 /* add an IP group membership */ #define IP_DROP_MEMBERSHIP 7 /* drop an IP group membership */ #define IP_DEFAULT_MULTICAST_TTL 1 /* normally limit m'casts to 1 hop */ #define IP_DEFAULT_MULTICAST_LOOP 1 /* normally hear sends if a member */ #define IP_MAX_MEMBERSHIPS 20 /* per socket; must fit in one mbuf */ /* * Argument structure for IP_ADD_MEMBERSHIP and IP_DROP_MEMBERSHIP. */ struct ip_mreq { struct in_addr imr_multiaddr; /* IP multicast address of group */ struct in_addr imr_interface; /* local IP address of interface */ }; /* * Conversion between host * and network byte order. */ #import <architecture/byte_order.h> #define ntohl(x) NXSwapBigLongToHost(x) #define ntohs(x) NXSwapBigShortToHost(x) #define htonl(x) NXSwapHostLongToBig(x) #define htons(x) NXSwapHostShortToBig(x) #ifdef KERNEL extern struct domain inetdomain; extern struct protosw inetsw[]; struct in_addr in_makeaddr(); u_long in_netof(), in_lnaof(); #endif #endif
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.