Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1997, 1999, 2000, 2001 Ralf Baechle
7 * Copyright (C) 2000, 2001 Silicon Graphics, Inc.
8 */
9#ifndef _ASM_SOCKET_H
10#define _ASM_SOCKET_H
11
12#include <asm/sockios.h>
13
14/*
15 * For setsockopt(2)
16 *
17 * This defines are ABI conformant as far as Linux supports these ...
18 */
19#define SOL_SOCKET 0xffff
20
21#define SO_DEBUG 0x0001 /* Record debugging information. */
22#define SO_REUSEADDR 0x0004 /* Allow reuse of local addresses. */
23#define SO_KEEPALIVE 0x0008 /* Keep connections alive and send
24 SIGPIPE when they die. */
25#define SO_DONTROUTE 0x0010 /* Don't do local routing. */
26#define SO_BROADCAST 0x0020 /* Allow transmission of
27 broadcast messages. */
28#define SO_LINGER 0x0080 /* Block on close of a reliable
29 socket to transmit pending data. */
30#define SO_OOBINLINE 0x0100 /* Receive out-of-band data in-band. */
31#if 0
32To add: #define SO_REUSEPORT 0x0200 /* Allow local address and port reuse. */
33#endif
34
35#define SO_TYPE 0x1008 /* Compatible name for SO_STYLE. */
36#define SO_STYLE SO_TYPE /* Synonym */
37#define SO_ERROR 0x1007 /* get error status and clear */
38#define SO_SNDBUF 0x1001 /* Send buffer size. */
39#define SO_RCVBUF 0x1002 /* Receive buffer. */
40#define SO_SNDLOWAT 0x1003 /* send low-water mark */
41#define SO_RCVLOWAT 0x1004 /* receive low-water mark */
42#define SO_SNDTIMEO 0x1005 /* send timeout */
43#define SO_RCVTIMEO 0x1006 /* receive timeout */
44#define SO_ACCEPTCONN 0x1009
45
46/* linux-specific, might as well be the same as on i386 */
47#define SO_NO_CHECK 11
48#define SO_PRIORITY 12
49#define SO_BSDCOMPAT 14
50
51#define SO_PASSCRED 17
52#define SO_PEERCRED 18
53
54/* Security levels - as per NRL IPv6 - don't actually do anything */
55#define SO_SECURITY_AUTHENTICATION 22
56#define SO_SECURITY_ENCRYPTION_TRANSPORT 23
57#define SO_SECURITY_ENCRYPTION_NETWORK 24
58
59#define SO_BINDTODEVICE 25
60
61/* Socket filtering */
62#define SO_ATTACH_FILTER 26
63#define SO_DETACH_FILTER 27
64
65#define SO_PEERNAME 28
66#define SO_TIMESTAMP 29
67#define SCM_TIMESTAMP SO_TIMESTAMP
68
69#define SO_PEERSEC 30
70#define SO_SNDBUFFORCE 31
71#define SO_RCVBUFFORCE 33
72#define SO_PASSSEC 34
73#define SO_TIMESTAMPNS 35
74#define SCM_TIMESTAMPNS SO_TIMESTAMPNS
75
76#define SO_MARK 36
77
78#ifdef __KERNEL__
79
80/** sock_type - Socket types
81 *
82 * Please notice that for binary compat reasons MIPS has to
83 * override the enum sock_type in include/linux/net.h, so
84 * we define ARCH_HAS_SOCKET_TYPES here.
85 *
86 * @SOCK_DGRAM - datagram (conn.less) socket
87 * @SOCK_STREAM - stream (connection) socket
88 * @SOCK_RAW - raw socket
89 * @SOCK_RDM - reliably-delivered message
90 * @SOCK_SEQPACKET - sequential packet socket
91 * @SOCK_PACKET - linux specific way of getting packets at the dev level.
92 * For writing rarp and other similar things on the user level.
93 */
94enum sock_type {
95 SOCK_DGRAM = 1,
96 SOCK_STREAM = 2,
97 SOCK_RAW = 3,
98 SOCK_RDM = 4,
99 SOCK_SEQPACKET = 5,
100 SOCK_DCCP = 6,
101 SOCK_PACKET = 10,
102};
103
104#define SOCK_MAX (SOCK_PACKET + 1)
105/* Mask which covers at least up to SOCK_MASK-1. The
106 * * remaining bits are used as flags. */
107#define SOCK_TYPE_MASK 0xf
108
109/* Flags for socket, socketpair, paccept */
110#define SOCK_CLOEXEC O_CLOEXEC
111#define SOCK_NONBLOCK O_NONBLOCK
112
113#define ARCH_HAS_SOCKET_TYPES 1
114
115#endif /* __KERNEL__ */
116
117#endif /* _ASM_SOCKET_H */