1/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
2/*
3 * NET An implementation of the SOCKET network access protocol.
4 * This is the master header file for the Linux NET layer,
5 * or, in plain English: the networking handling part of the
6 * kernel.
7 *
8 * Version: @(#)net.h 1.0.3 05/25/93
9 *
10 * Authors: Orest Zborowski, <obz@Kodak.COM>
11 * Ross Biro
12 * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
13 *
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License
16 * as published by the Free Software Foundation; either version
17 * 2 of the License, or (at your option) any later version.
18 */
19#ifndef _LINUX_NET_H
20#define _LINUX_NET_H
21
22#include <linux/socket.h>
23#include <asm/socket.h>
24
25#define NPROTO AF_MAX
26
27#define SYS_SOCKET 1 /* sys_socket(2) */
28#define SYS_BIND 2 /* sys_bind(2) */
29#define SYS_CONNECT 3 /* sys_connect(2) */
30#define SYS_LISTEN 4 /* sys_listen(2) */
31#define SYS_ACCEPT 5 /* sys_accept(2) */
32#define SYS_GETSOCKNAME 6 /* sys_getsockname(2) */
33#define SYS_GETPEERNAME 7 /* sys_getpeername(2) */
34#define SYS_SOCKETPAIR 8 /* sys_socketpair(2) */
35#define SYS_SEND 9 /* sys_send(2) */
36#define SYS_RECV 10 /* sys_recv(2) */
37#define SYS_SENDTO 11 /* sys_sendto(2) */
38#define SYS_RECVFROM 12 /* sys_recvfrom(2) */
39#define SYS_SHUTDOWN 13 /* sys_shutdown(2) */
40#define SYS_SETSOCKOPT 14 /* sys_setsockopt(2) */
41#define SYS_GETSOCKOPT 15 /* sys_getsockopt(2) */
42#define SYS_SENDMSG 16 /* sys_sendmsg(2) */
43#define SYS_RECVMSG 17 /* sys_recvmsg(2) */
44#define SYS_ACCEPT4 18 /* sys_accept4(2) */
45#define SYS_RECVMMSG 19 /* sys_recvmmsg(2) */
46#define SYS_SENDMMSG 20 /* sys_sendmmsg(2) */
47
48typedef enum {
49 SS_FREE = 0, /* not allocated */
50 SS_UNCONNECTED, /* unconnected to any socket */
51 SS_CONNECTING, /* in process of connecting */
52 SS_CONNECTED, /* connected to socket */
53 SS_DISCONNECTING /* in process of disconnecting */
54} socket_state;
55
56#define __SO_ACCEPTCON (1 << 16) /* performed a listen */
57
58#endif /* _LINUX_NET_H */