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/*
* 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 the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by the University of California, 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'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* @(#)socket.h 7.3 (Berkeley) 6/27/88
*/
#ifndef _SYS_SOCKET_H
#define _SYS_SOCKET_H
/*
* Types of sockets
*/
#define SOCK_STREAM 2 /* stream socket */
#define SOCK_DGRAM 1 /* datagram socket */
#define SOCK_RAW 4 /* raw-protocol interface */
#define SOCK_RDM 5 /* reliably-delivered message */
#define SOCK_SEQPACKET 6 /* sequenced packet stream */
/*
* Option flags per-socket.
*/
#define SO_DEBUG 0x0001 /* turn on debugging info recording */
#define SO_ACCEPTCONN 0x0002 /* socket has had listen() */
#define SO_REUSEADDR 0x0004 /* allow local address reuse */
#define SO_KEEPALIVE 0x0008 /* keep connections alive */
#define SO_DONTROUTE 0x0010 /* just use interface addresses */
#define SO_BROADCAST 0x0020 /* permit sending of broadcast msgs */
#define SO_USELOOPBACK 0x0040 /* bypass hardware when possible */
#define SO_LINGER 0x0080 /* linger on close if data present */
#define SO_OOBINLINE 0x0100 /* leave received OOB data in line */
/*
* Additional options, not kept in so_options.
*/
#define SO_SNDBUF 0x1001 /* send buffer size */
#define SO_RCVBUF 0x1002 /* receive buffer size */
#define SO_SNDLOWAT 0x1003 /* send low-water mark */
#define SO_RCVLOWAT 0x1004 /* receive low-water mark */
#define SO_SNDTIMEO 0x1005 /* send timeout */
#define SO_RCVTIMEO 0x1006 /* receive timeout */
#define SO_ERROR 0x1007 /* get error status and clear */
#define SO_TYPE 0x1008 /* get socket type */
#define SO_PROTOTYPE 0x1009 /* get/set protocol type */
/*
* Level number for (get/set)sockopt() to apply to socket itself.
*/
#define SOL_SOCKET 0xffff /* options for socket level */
/*
* Address families.
*/
#define AF_UNSPEC 0 /* unspecified */
#define AF_UNIX 1 /* local to host (pipes, portals) */
#define AF_INET 2 /* internetwork: UDP, TCP, etc. */
#define AF_IMPLINK 3 /* arpanet imp addresses */
#define AF_PUP 4 /* pup protocols: e.g. BSP */
#define AF_CHAOS 5 /* mit CHAOS protocols */
#define AF_NS 6 /* XEROX NS protocols */
#define AF_NBS 7 /* nbs protocols */
#define AF_ECMA 8 /* european computer manufacturers */
#define AF_DATAKIT 9 /* datakit protocols */
#define AF_CCITT 10 /* CCITT protocols, X.25 etc */
#define AF_SNA 11 /* IBM SNA */
#define AF_DECnet 12 /* DECnet */
#define AF_DLI 13 /* Direct data link interface */
#define AF_LAT 14 /* LAT */
#define AF_HYLINK 15 /* NSC Hyperchannel */
#define AF_APPLETALK 16 /* Apple Talk */
#define AF_NIT 17 /* NIT */
#define AF_802 18 /* IEEE 802.2, also ISO 8802 */
#define AF_ISO 19 /* ISO protocols */
#define AF_OSI AF_ISO
#define AF_X25 20 /* CCITT X.25 in particular */
#define AF_OSINET 21
#define AF_GOSIP 22
#define AF_MAX 22
/*
* Structure used by kernel to store most
* addresses.
*/
struct sockaddr {
unsigned short sa_family; /* address family */
char sa_data[14]; /* up to 14 bytes of direct address */
};
/*
* Structure used by kernel to pass protocol
* information in raw sockets.
*/
struct sockproto {
unsigned short sp_family; /* address family */
unsigned short sp_protocol; /* protocol */
};
/*
* Protocol families, same as address families for now.
*/
#define PF_UNSPEC AF_UNSPEC
#define PF_UNIX AF_UNIX
#define PF_INET AF_INET
#define PF_IMPLINK AF_IMPLINK
#define PF_PUP AF_PUP
#define PF_CHAOS AF_CHAOS
#define PF_NS AF_NS
#define PF_NBS AF_NBS
#define PF_ECMA AF_ECMA
#define PF_DATAKIT AF_DATAKIT
#define PF_CCITT AF_CCITT
#define PF_SNA AF_SNA
#define PF_DECnet AF_DECnet
#define PF_DLI AF_DLI
#define PF_LAT AF_LAT
#define PF_HYLINK AF_HYLINK
#define PF_APPLETALK AF_APPLETALK
#define PF_NIT AF_NIT
#define PF_802 AF_802
#define PF_ISO AF_ISO
#define PF_OSI AF_ISO
#define PF_X25 AF_X25
#define PF_OSINET AF_OSINET
#define PF_GOSIP AF_GOSIP
#define PF_MAX AF_MAX
/*
* Maximum queue length specifiable by listen.
*/
#define SOMAXCONN 5
/*
* Message header for recvmsg and sendmsg calls.
*/
struct msghdr {
caddr_t msg_name; /* optional address */
int msg_namelen; /* size of address */
struct iovec *msg_iov; /* scatter/gather array */
int msg_iovlen; /* # elements in msg_iov */
caddr_t msg_accrights; /* access rights sent/received */
int msg_accrightslen;
};
#define MSG_OOB 0x1 /* process out-of-band data */
#define MSG_PEEK 0x2 /* peek at incoming message */
#define MSG_DONTROUTE 0x4 /* send without using routing tables */
#define MSG_MAXIOVLEN 16
#include <sys/cdefs.h>
/*
* Functions
*/
__BEGIN_DECLS
int accept __P_((int, struct sockaddr *, int *));
int bind __P_((int, const struct sockaddr *, int));
int connect __P_((int, const struct sockaddr *, int));
int listen __P_((int, int));
int socket __P_((int, int, int));
int setsockopt __P_((int, int, int, const void *, int));
int getsockname __P_((int, struct sockaddr *, int *));
int shutdown __P_((int, int));
int getpeername __P_((int, struct sockaddr *, int *));
__END_DECLS
#endif /* _SYS_SOCKET_H */
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