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 */ 59