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 _UAPI_LINUX_NET_H
20 #define _UAPI_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 
48 typedef 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 /* _UAPI_LINUX_NET_H */
59