glibc/sysdeps/generic/socketbits.h

194 lines
6.7 KiB
C
Raw Normal View History

/* System-specific socket constants and types. Generic/4.3 BSD version.
Copyright (C) 1991, 92, 94, 95, 96 Free Software Foundation, Inc.
1995-02-18 01:27:10 +00:00
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
Sun Apr 28 14:14:35 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu> * sysdeps/unix/sysv/linux/i386/Makefile: New file. Wed Apr 24 17:35:30 Ulrich Drepper <drepper@cygnus.com> * inet/netinet/in.h, socket/sys/socket.h: Move to sysdeps/generic/netinet/in.h, sysdeps/generic/sys/socket.h. * netinet/in.h, sys/socket.h: Remove file. * misc/Makefile (routines): Add fdatasync. * posix/Makefile (headers): Add sched.h. (routines): Add nanosleep, sched_setp, sched_getp, sched_sets, sched_gets, sched_yield, sched_primax, sched_primin, sched_rr_gi. * posix/getconf.c (vars): Add entries for _POSIX_REALTIME_SIGNALS, _POSIX_PRIORITY_SCHEDULING, _POSIX_TIMERS, _POSIX_ASYNCHRONOUS_IO, _POSIX_PRIORITIZED_IO, _POSIX_SYNCHRONIZED_IO, _POSIX_FSYNC, _POSIX_MAPPED_FILES, _POSIX_MEMLOCK, _POSIX_MEMLOCK_RANGE, _POSIX_MEMORY_PROTECTION, _POSIX_MESSAGE_PASSING, _POSIX_SEMAPHORES, _POSIX_SHARED_MEMORY_OBJECTS. * posix/sched.h: New file. Header for POSIX scheduling interface. * posix/unistd.h: Describe options from POSIX.4. Add declaration of fdatasync. * sysdeps/generic/confname.h: Add definition for _SC_REALTIME_SIGNALS, _SC_PRIORITY_SCHEDULING, _SC_TIMERS, _SC_ASYNCHRONOUS_IO, _SC_PRIORITIZED_IO, _SC_SYNCHRONIZED_IO, _SC_FSYNC, _SC_MAPPED_FILES, _SC_MEMLOCK, _SC_MEMLOCK_RANGE, _SC_MEMORY_PROTECTION, _SC_MESSAGE_PASSING, _SC_SEMAPHORES, _SC_SHARED_MEMORY_OBJECTS. * sysdeps/generic/fdatasync.c: New file. Default implementation simply uses fsync. * sysdeps/generic/netinit/in.h: Moved to here from inet/netinet/in.h. * sysdeps/generic/schedbits.h: New file. System dependent defintion for POSIX.4 scheduling interface. * sysdeps/generic/sys/socket.h: Moved to here from socket/sys/socket.h. * sysdeps/stub/nanosleep.c, sysdeps/stub/sched_getp.c, sysdeps/stub/sched_gets.c, sysdeps/stub/sched_primax.c, sysdeps/stub/sched_primin.c, sysdeps/stub/sched_rr_gi.c, sysdeps/stub/sched_setp.c, sysdeps/stub/sched_sets.c, sysdeps/stub/sched_yield.c: New file: Stub implementation for systems missing these POSIX.4 system calls. * sysdeps/unix/sysv/linux/gnu/types.h, sysdeps/unix/sysv/linux/ioctls.h: Use kernel header for data type definitions. * sysdeps/unix/sysv/linux/netinet/in.h: New file. Linux specific version. * sysdeps/unix/sysv/linux/posix_opt.h: New file. Define POSIX options applicable for Linux. * sysdeps/unix/sysv/linux/syscalls.list: Add definitions for fdatasync, nanosleep, sched_setparam, sched_getparam, sched_setscheduler, sched_getscheduler, sched_yield, sched_get_priority_max, sched_get_priority_min, and sched_rr_get_interval. * sysdeps/unix/sysv/linux/sysconf.c: Add handling of POSIX.4 options. * sysdeps/unix/sysv/linux/termbits.h: Use kernel headers. * time/sys/time.h: Remove definition of `struct timespec'. * time/time.h (struct timespec): Move definition to here. variable, LUCKY, to use instead of setting D to -1 (which fouls
1996-04-28 18:25:22 +00:00
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
1995-02-18 01:27:10 +00:00
Cambridge, MA 02139, USA. */
#ifndef _SOCKETBITS_H
1995-02-18 01:27:10 +00:00
#define _SOCKETBITS_H 1
1995-02-18 01:27:10 +00:00
#include <features.h>
__BEGIN_DECLS
#define __need_size_t
#include <stddef.h>
/* Types of sockets. */
enum __socket_type
{
SOCK_STREAM = 1, /* Sequenced, reliable, connection-based
byte streams. */
SOCK_DGRAM = 2, /* Connectionless, unreliable datagrams
of fixed maximum length. */
SOCK_RAW = 3, /* Raw protocol interface. */
SOCK_RDM = 4, /* Reliably-delivered messages. */
SOCK_SEQPACKET = 5, /* Sequenced, reliable, connection-based,
datagrams of fixed maximum length. */
};
/* 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_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. */
1996-06-06 15:10:29 +00:00
#define PF_INET6 26 /* IP version 6. */
#define PF_MAX 27
1995-02-18 01:27:10 +00:00
/* Address families. */
#define AF_UNSPEC PF_UNSPEC
#define AF_LOCAL PF_LOCAL
#define AF_UNIX PF_UNIX
#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
1996-06-06 15:10:29 +00:00
#define AF_INET6 PF_INET6
1995-02-18 01:27:10 +00:00
#define AF_MAX PF_MAX
/* Get the definition of the macro to define the common sockaddr members. */
#include <sockaddrcom.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. */
size_t msg_namelen; /* Length of address data. */
struct iovec *msg_iov; /* Vector of data to send/receive into. */
size_t msg_iovlen; /* Number of elements in the vector. */
__ptr_t msg_accrights; /* Access rights information. */
size_t msg_accrightslen; /* Length of access rights information. */
};
/* 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. */
};
__END_DECLS
#endif /* socketbits.h */