1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
|
/* System-specific socket constants and types. Generic/4.3 BSD version.
Copyright (C) 1991, 92, 94, 95, 96, 97 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _SYS_SOCKET_H
# error "Never include <bits/socket.h> directly; use <sys/socket.h> instead."
#endif
#define __need_size_t
#include <stddef.h>
/* Type for length arguments in socket calls. */
typedef unsigned int socklen_t;
/* Types of sockets. */
enum __socket_type
{
SOCK_STREAM = 1, /* Sequenced, reliable, connection-based
byte streams. */
#define SOCK_STREAM SOCK_STREAM
SOCK_DGRAM = 2, /* Connectionless, unreliable datagrams
of fixed maximum length. */
#define SOCK_DGRAM SOCK_DGRAM
SOCK_RAW = 3, /* Raw protocol interface. */
#define SOCK_RAW SOCK_RAW
SOCK_RDM = 4, /* Reliably-delivered messages. */
#define SOCK_RDM SOCK_RDM
SOCK_SEQPACKET = 5, /* Sequenced, reliable, connection-based,
datagrams of fixed maximum length. */
#define SOCK_SEQPACKET SOCK_SEQPACKET
};
/* Protocol families. */
#define PF_UNSPEC 0 /* Unspecified. */
#define PF_LOCAL 1 /* Local to host (pipes and file-domain). */
#define PF_UNIX PF_LOCAL /* Old BSD name for PF_LOCAL. */
#define PF_FILE PF_LOCAL /* POSIX name for PF_LOCAL. */
#define PF_INET 2 /* IP protocol family. */
#define PF_IMPLINK 3 /* ARPAnet IMP protocol. */
#define PF_PUP 4 /* PUP protocols. */
#define PF_CHAOS 5 /* MIT Chaos protocols. */
#define PF_NS 6 /* Xerox NS protocols. */
#define PF_ISO 7 /* ISO protocols. */
#define PF_OSI PF_ISO
#define PF_ECMA 8 /* ECMA protocols. */
#define PF_DATAKIT 9 /* AT&T Datakit protocols. */
#define PF_CCITT 10 /* CCITT protocols (X.25 et al). */
#define PF_SNA 11 /* IBM SNA protocol. */
#define PF_DECnet 12 /* DECnet protocols. */
#define PF_DLI 13 /* Direct data link interface. */
#define PF_LAT 14 /* DEC Local Area Transport protocol. */
#define PF_HYLINK 15 /* NSC Hyperchannel protocol. */
#define PF_APPLETALK 16 /* Don't use this. */
#define PF_ROUTE 17 /* Internal Routing Protocol. */
#define PF_LINK 18 /* Link layer interface. */
#define PF_XTP 19 /* eXpress Transfer Protocol (no AF). */
#define PF_COIP 20 /* Connection-oriented IP, aka ST II. */
#define PF_CNT 21 /* Computer Network Technology. */
#define PF_RTIP 22 /* Help Identify RTIP packets. **/
#define PF_IPX 23 /* Novell Internet Protocol. */
#define PF_SIP 24 /* Simple Internet Protocol. */
#define PF_PIP 25 /* Help Identify PIP packets. */
#define PF_INET6 26 /* IP version 6. */
#define PF_MAX 27
/* Address families. */
#define AF_UNSPEC PF_UNSPEC
#define AF_LOCAL PF_LOCAL
#define AF_UNIX PF_UNIX
#define AF_FILE PF_FILE
#define AF_INET PF_INET
#define AF_IMPLINK PF_IMPLINK
#define AF_PUP PF_PUP
#define AF_CHAOS PF_CHAOS
#define AF_NS PF_NS
#define AF_ISO PF_ISO
#define AF_OSI PF_OSI
#define AF_ECMA PF_ECMA
#define AF_DATAKIT PF_DATAKIT
#define AF_CCITT PF_CCITT
#define AF_SNA PF_SNA
#define AF_DECnet PF_DECnet
#define AF_DLI PF_DLI
#define AF_LAT PF_LAT
#define AF_HYLINK PF_HYLINK
#define AF_APPLETALK PF_APPLETALK
#define AF_ROUTE PF_ROUTE
#define AF_LINK PF_LINK
#define pseudo_AF_XTP PF_XTP
#define AF_COIP PF_COIP
#define AF_CNT PF_CNT
#define pseudo_AF_RTIP PF_RTIP
#define AF_IPX PF_IPX
#define AF_SIP PF_SIP
#define pseudo_AF_PIP PF_PIP
#define AF_INET6 PF_INET6
#define AF_MAX PF_MAX
/* Get the definition of the macro to define the common sockaddr members. */
#include <bits/sockaddr.h>
/* Structure describing a generic socket address. */
struct sockaddr
{
__SOCKADDR_COMMON (sa_); /* Common data: address family and length. */
char sa_data[14]; /* Address data. */
};
/* Bits in the FLAGS argument to `send', `recv', et al. */
enum
{
MSG_OOB = 0x01, /* Process out-of-band data. */
MSG_PEEK = 0x02, /* Peek at incoming messages. */
MSG_DONTROUTE = 0x04, /* Don't use local routing. */
MSG_EOR = 0x08, /* Data completes record. */
MSG_TRUNC = 0x10, /* Data discarded before delivery. */
MSG_CTRUNC = 0x20, /* Control data lost before delivery. */
MSG_WAITALL = 0x40, /* Wait for full request or error. */
MSG_DONTWAIT = 0x80, /* This message should be nonblocking. */
};
/* Structure describing messages sent by
`sendmsg' and received by `recvmsg'. */
struct msghdr
{
__ptr_t msg_name; /* Address to send to/receive from. */
socklen_t msg_namelen; /* Length of address data. */
struct iovec *msg_iov; /* Vector of data to send/receive into. */
int msg_iovlen; /* Number of elements in the vector. */
__ptr_t msg_accrights; /* Access rights information. */
socklen_t msg_accrightslen; /* Length of access rights information. */
int msg_flags; /* Flags in received message. */
};
/* Protocol number used to manipulate socket-level options
with `getsockopt' and `setsockopt'. */
#define SOL_SOCKET 0xffff
/* Socket-level options for `getsockopt' and `setsockopt'. */
enum
{
SO_DEBUG = 0x0001, /* Record debugging information. */
SO_ACCEPTCONN = 0x0002, /* Accept connections on socket. */
SO_REUSEADDR = 0x0004, /* Allow reuse of local addresses. */
SO_KEEPALIVE = 0x0008, /* Keep connections alive and send
SIGPIPE when they die. */
SO_DONTROUTE = 0x0010, /* Don't do local routing. */
SO_BROADCAST = 0x0020, /* Allow transmission of
broadcast messages. */
SO_USELOOPBACK = 0x0040, /* Use the software loopback to avoid
hardware use when possible. */
SO_LINGER = 0x0080, /* Block on close of a reliable
socket to transmit pending data. */
SO_OOBINLINE = 0x0100, /* Receive out-of-band data in-band. */
SO_REUSEPORT = 0x0200, /* Allow local address and port reuse. */
SO_SNDBUF = 0x1001, /* Send buffer size. */
SO_RCVBUF = 0x1002, /* Receive buffer. */
SO_SNDLOWAT = 0x1003, /* Send low-water mark. */
SO_RCVLOWAT = 0x1004, /* Receive low-water mark. */
SO_SNDTIMEO = 0x1005, /* Send timeout. */
SO_RCVTIMEO = 0x1006, /* Receive timeout. */
SO_ERROR = 0x1007, /* Get and clear error status. */
SO_STYLE = 0x1008, /* Get socket connection style. */
SO_TYPE = SO_STYLE, /* Compatible name for SO_STYLE. */
};
/* Structure used to manipulate the SO_LINGER option. */
struct linger
{
int l_onoff; /* Nonzero to linger on close. */
int l_linger; /* Time to linger. */
};
|
