plan9fox/sys/include/ape/sys/socket.h

203 lines
5.8 KiB
C

#ifndef __SYS_SOCKET_H__
#define __SYS_SOCKET_H__
#ifndef _BSD_EXTENSION
This header file is an extension to ANSI/POSIX
#endif
#pragma lib "/$M/lib/ape/libbsd.a"
#ifdef __cplusplus
extern "C" {
#endif
/*
* Copyright (c) 1982,1985, 1986 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*
* @(#)socket.h 7.1 (Berkeley) 6/4/86
*/
/*
* Definitions related to sockets: types, address families, options.
*/
typedef int socklen_t;
typedef unsigned short sa_family_t;
/*
* Types
*/
#define SOCK_STREAM 1 /* stream socket */
#define SOCK_DGRAM 2 /* datagram socket */
#define SOCK_RAW 3 /* raw-protocol interface */
#define SOCK_RDM 4 /* reliably-delivered message */
#define SOCK_SEQPACKET 5 /* sequenced packet stream */
/*
* Option flags per-socket.
*/
#ifdef HAVE_SOCK_OPTS
#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 */
#endif
/*
* 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 */
/*
* Structure used for manipulating linger option.
*/
struct linger {
int l_onoff; /* option on/off */
int l_linger; /* linger time */
};
/*
* Level number for (get/set)sockopt() to apply to socket itself.
*/
#define SOL_SOCKET 0xffff /* options for socket level */
/*
* Address families.
* XTP really is not an address family, but is included here to take
* up space, because other AF_ entries are numerically equal to their
* PF_ counterparts.
*/
#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_ISO 7 /* ISO protocols */
#define AF_OSI AF_ISO
#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 /* DEC Direct data link interface */
#define AF_LAT 14 /* LAT */
#define AF_HYLINK 15 /* NSC Hyperchannel */
#define AF_APPLETALK 16 /* Apple Talk */
#define AF_ROUTE 17 /* Internal Routing Protocol */
#define AF_LINK 18 /* Link layer interface */
#define pseudo_AF_XTP 19 /* eXpress Transfer Protocol (no AF) */
#define AF_INET6 24 /* IP version 6 */
#define AF_MAX 30
/*
* Structure used by kernel to store most
* addresses.
*/
struct sockaddr {
unsigned short sa_family; /* address family */
char sa_data[108];
};
struct sockaddr_storage {
unsigned short ss_family;
char ss_data[108];
};
/*
* 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_ISO AF_ISO
#define PF_OSI AF_ISO
#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_ROUTE AF_ROUTE
#define PF_LINK AF_LINK
#define PF_XTP pseudo_AF_XTP /* really just proto family, no AF */
#define PF_INET6 AF_INET6
#define PF_MAX AF_MAX
/*
* Maximum queue length specifiable by listen.
*/
#define SOMAXCONN 5
/*
* Message header for recvmsg and sendmsg calls.
*/
struct msghdr {
char *msg_name; /* optional address */
int msg_namelen; /* size of address */
struct iovec *msg_iov; /* scatter/gather array */
int msg_iovlen; /* # elements in msg_iov */
char *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
extern int accept(int, void *, int *);
extern int bind(int, void *, int);
extern int connect(int, void *, int);
extern int getpeername(int, void *, int *);
extern int getsockname(int, void *, int *);
extern int getsockopt(int, int, int, void *, int *);
extern int setsockopt(int, int, int, void *, int);
extern int listen(int, int);
extern int recv(int, void *, int, int);
extern int recvfrom(int, void *, int, int, void *, int *);
extern int recvmsg(int, struct msghdr *, int);
extern int send(int, void *, int, int);
extern int sendto(int, void *, int, int, void *, int);
extern int sendmsg(int, struct msghdr *, int);
extern int shutdown(int, int);
extern int socket(int, int, int);
extern int socketpair(int, int, int, int *);
#ifdef __cplusplus
}
#endif
#endif /* !__SYS_SOCKET_H__ */