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DEF
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internet.def
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1997-08-23
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<* M2EXTENSIONS + *>
DEFINITION MODULE ["SysCall"] Internet;
(********************************************************)
(* *)
(* Definitions related to Internet sockets. *)
(* This module is imported by the Sockets module. *)
(* *)
(* Constants and structures defined by the internet *)
(* system, Per RFC 790, September 1981. *)
(* *)
(* Programmer: P. Moylan *)
(* Started: 18 August 1997 *)
(* Last edited: 23 August 1997 *)
(* Status: Just started *)
(* *)
(* This doesn't do much yet, it's just a *)
(* test whether I can talk properly to the API *)
(* *)
(********************************************************)
(********************************************************************************)
(* This module is derived in part from the in.h file that comes with OS/2 *)
(* Warp 4, and that file carries the following copyright notice: *)
(* *)
(* Copyright (c) 1982, 1985, 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 *)
(* *)
(********************************************************************************)
FROM SYSTEM IMPORT CARD8, CARD16, CARD32;
TYPE EightByte = ARRAY [0..7] OF CARD8;
CONST Zero8 = EightByte {0, 0, 0, 0, 0, 0, 0, 0};
CONST
INADDR_ANY = 0;
TYPE
InternetSocketAddress = RECORD
port: CARD16;
addr: CARD32;
zero: EightByte; (* Must be zero *)
END (*RECORD*);
(* Remark: for a "bind" call, you can set the port to zero if you don't *)
(* care which port you get - the system then assigns you a free port. *)
(********************************************************************************)
PROCEDURE ["SysCall"] inet_addr (value: ARRAY OF CHAR): CARD32;
(* Translates an IP address from the dotted notation (e.g. "123.45.6.78") *)
(* to 32-bit binary in Internet byte order (MSB first). *)
END Internet.
(************************************************************************)
(* THE FOLLOWING HAS NOT YET BEEN TRANSLATED *)
(************************************************************************)
/*
* Protocols
*/
#define IPPROTO_IP 0 /* dummy for IP */
#define IPPROTO_ICMP 1 /* control message protocol */
#define IPPROTO_IGMP 2 /* group management 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
/*
* 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
/*
* 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) & 0x80000000L) == 0)
#define IN_CLASSA_NET 0xff000000L
#define IN_CLASSA_NSHIFT 24
#define IN_CLASSA_HOST 0x00ffffffL
#define IN_CLASSA_MAX 128
#define IN_CLASSB(i) (((long)(i) & 0xc0000000L) == 0x80000000L)
#define IN_CLASSB_NET 0xffff0000L
#define IN_CLASSB_NSHIFT 16
#define IN_CLASSB_HOST 0x0000ffffL
#define IN_CLASSB_MAX 65536L
#define IN_CLASSC(i) (((long)(i) & 0xe0000000L) == 0xc0000000L)
#define IN_CLASSC_NET 0xffffff00L
#define IN_CLASSC_NSHIFT 8
#define IN_CLASSC_HOST 0x000000ffL
#define IN_CLASSD(i) (((long)(i) & 0xf0000000L) == 0xe0000000L)
#define IN_CLASSD_NET 0xffffffffL
#define IN_CLASSD_HOST 0x00000000L
#define IN_MULTICAST(i) IN_CLASSD(i)
#define IN_EXPERIMENTAL(i) (((long)(i) & 0xe0000000L) == 0xe0000000L)
#define IN_BADCLASS(i) (((long)(i) & 0xf0000000L) == 0xf0000000L)
#define INADDR_BROADCAST (unsigned long)0xffffffffL /* must be masked */
#define INADDR_UNSPEC_GROUP (unsigned long )0xe0000000 /* 224.0.0.0 */
#define INADDR_ALLHOSTS_GROUP (unsigned long)0xe0000001 /* 224.0.0.1 */
#define INADDR_MAX_LOCAL_GROUP (unsigned long)0xe00000ff /* 224.0.0.255 */
#ifndef KERNEL
#define INADDR_NONE 0xffffffffL /* -1 return */
#endif
#define IN_LOOPBACKNET 127 /* official! */
/*
* Options for use with [gs]etsockopt at the IP level.
*/
#define IP_OPTIONS 1 /* set/get IP per-packet options */
#define IP_MULTICAST_IF 2 /* set/get IP multicast interface*/
#define IP_MULTICAST_TTL 3 /* set/get IP multicast timetolive*/
#define IP_MULTICAST_LOOP 4 /* set/get IP multicast loopback */
#define IP_ADD_MEMBERSHIP 5 /* add an IP group membership */
#define IP_DROP_MEMBERSHIP 6 /* 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 */
};
struct in_addr _System inet_makeaddr(unsigned long, unsigned long);
unsigned long _System inet_network(char *);
char * _System inet_ntoa(struct in_addr);
unsigned long _System inet_lnaof(struct in_addr);
unsigned long _System inet_netof(struct in_addr);