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/*++
Copyright (c) 1991 Microsoft Corporation
Module Name:
socket.h
Abstract:
contains types and #defines for sockets.
Author:
Sam Patton (sampa) July 26, 1991
Revision History:
when who what
---- --- ----
7-26-91 sampa initial version
--*/
/******************************************************************
*
* SpiderTCP System Include Files
*
* Copyright 1987 Spider Systems Limited
*
* SOCKET.H
*
* Definitions related to sockets:
* types, address families, options.
*
*
******************************************************************/
#ifndef SYS_SOCKET_INCLUDED
#define SYS_SOCKET_INCLUDED
/*
* 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.
*/
#define SO_DEBUG 0x01 /* turn on debugging info recording */
#define SO_ACCEPTCONN 0x02 /* socket has had listen() */
#define SO_REUSEADDR 0x04 /* allow local address reuse */
#define SO_KEEPALIVE 0x08 /* keep connections alive */
#define SO_DONTROUTE 0x10 /* just use interface addresses */
#define SO_BROADCAST 0x20 /* permit sending of broadcast msgs */
#define SO_USELOOPBACK 0x40 /* bypass hardware when possible */
#define SO_LINGER 0x80 /* linger on close if data present */
#define SO_RDWR 0x100 /* User read/write for datagram sockets */
#define SO_NODELAY 0x200 /* Forward data expediently */
#define SO_URGENT 0x400 /* Notify urgent data */
#ifdef TESTOPT
#define SO_TESTOPT 0x800 /* option for testing internals */
#endif
#ifdef UNDEF
/*
* I don't think we use these?? NCF
*/
/*
* 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 */
#endif
/*
* 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.
*/
#define AF_UNSPEC 0 /* unspecified */
#define AF_UNIX 1 /* local to host (pipes, portals) */
#define AF_INET 2 /* internetwork: UDP, TCP, etc. */
#define AF_NS 3 /* XNS -- not implemented */
#define AF_IMPLINK 4 /* IMP link layer -- not implemented */
#define AF_NETBIOS 5 /* NetBios, unique to NT */
#define AF_LOOPBACK 6 /* for testing only */
#ifdef ROUTED
#define AF_MAX 6 /* must be > 2 for ROUTED */
#else
#define AF_MAX 6
#endif
/*
* 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_MAX 2
/*
* Maximum queue length specifiable by listen.
*/
#define SOMAXCONN 5
#define MSG_OOB 0x1 /* process out-of-band data */
#define MSG_DONTROUTE 0x4 /* send without using routing tables */
#ifdef UNDEF
#define MSG_PEEK 0x2 /* peek at incoming message */
#endif
#define OOB_PEND 0x08 /* Urgent data pending */
#define MSG_MAXIOVLEN 16
#endif //SYS_SOCKET_INCLUDED
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