+++ /dev/null
-/* System-specific socket constants and types. Linux version.
- Copyright (C) 1991-2012 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 Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library. If not, see
- <http://www.gnu.org/licenses/>. */
-
-#ifndef __BITS_SOCKET_H
-#define __BITS_SOCKET_H
-
-#ifndef _SYS_SOCKET_H
-# error "Never include <bits/socket.h> directly; use <sys/socket.h> instead."
-#endif
-
-#define __need_size_t
-#include <stddef.h>
-
-#include <sys/types.h>
-
-/* Type for length arguments in socket calls. */
-#ifndef __socklen_t_defined
-typedef __socklen_t socklen_t;
-# define __socklen_t_defined
-#endif
-
-/* 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
- SOCK_DCCP = 6, /* Datagram Congestion Control Protocol. */
-#define SOCK_DCCP SOCK_DCCP
- SOCK_PACKET = 10, /* Linux specific way of getting packets
- at the dev level. For writing rarp and
- other similar things on the user level. */
-#define SOCK_PACKET SOCK_PACKET
-
- /* Flags to be ORed into the type parameter of socket and socketpair and
- used for the flags parameter of paccept. */
-
- SOCK_CLOEXEC = 010000000, /* Atomically set close-on-exec flag for the
- new descriptor(s). */
-#define SOCK_CLOEXEC SOCK_CLOEXEC
- SOCK_NONBLOCK = 0x40000000 /* Atomically mark descriptor(s) as
- non-blocking. */
-#define SOCK_NONBLOCK SOCK_NONBLOCK
-};
-
-/* Protocol families. */
-#define PF_UNSPEC 0 /* Unspecified. */
-#define PF_LOCAL 1 /* Local to host (pipes and file-domain). */
-#define PF_UNIX PF_LOCAL /* POSIX name for PF_LOCAL. */
-#define PF_FILE PF_LOCAL /* Another non-standard name for PF_LOCAL. */
-#define PF_INET 2 /* IP protocol family. */
-#define PF_AX25 3 /* Amateur Radio AX.25. */
-#define PF_IPX 4 /* Novell Internet Protocol. */
-#define PF_APPLETALK 5 /* Appletalk DDP. */
-#define PF_NETROM 6 /* Amateur radio NetROM. */
-#define PF_BRIDGE 7 /* Multiprotocol bridge. */
-#define PF_ATMPVC 8 /* ATM PVCs. */
-#define PF_X25 9 /* Reserved for X.25 project. */
-#define PF_INET6 10 /* IP version 6. */
-#define PF_ROSE 11 /* Amateur Radio X.25 PLP. */
-#define PF_DECnet 12 /* Reserved for DECnet project. */
-#define PF_NETBEUI 13 /* Reserved for 802.2LLC project. */
-#define PF_SECURITY 14 /* Security callback pseudo AF. */
-#define PF_KEY 15 /* PF_KEY key management API. */
-#define PF_NETLINK 16
-#define PF_ROUTE PF_NETLINK /* Alias to emulate 4.4BSD. */
-#define PF_PACKET 17 /* Packet family. */
-#define PF_ASH 18 /* Ash. */
-#define PF_ECONET 19 /* Acorn Econet. */
-#define PF_ATMSVC 20 /* ATM SVCs. */
-#define PF_RDS 21 /* RDS sockets. */
-#define PF_SNA 22 /* Linux SNA Project */
-#define PF_IRDA 23 /* IRDA sockets. */
-#define PF_PPPOX 24 /* PPPoX sockets. */
-#define PF_WANPIPE 25 /* Wanpipe API sockets. */
-#define PF_LLC 26 /* Linux LLC. */
-#define PF_CAN 29 /* Controller Area Network. */
-#define PF_TIPC 30 /* TIPC sockets. */
-#define PF_BLUETOOTH 31 /* Bluetooth sockets. */
-#define PF_IUCV 32 /* IUCV sockets. */
-#define PF_RXRPC 33 /* RxRPC sockets. */
-#define PF_ISDN 34 /* mISDN sockets. */
-#define PF_PHONET 35 /* Phonet sockets. */
-#define PF_IEEE802154 36 /* IEEE 802.15.4 sockets. */
-#define PF_MAX 37 /* For now.. */
-
-/* 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_AX25 PF_AX25
-#define AF_IPX PF_IPX
-#define AF_APPLETALK PF_APPLETALK
-#define AF_NETROM PF_NETROM
-#define AF_BRIDGE PF_BRIDGE
-#define AF_ATMPVC PF_ATMPVC
-#define AF_X25 PF_X25
-#define AF_INET6 PF_INET6
-#define AF_ROSE PF_ROSE
-#define AF_DECnet PF_DECnet
-#define AF_NETBEUI PF_NETBEUI
-#define AF_SECURITY PF_SECURITY
-#define AF_KEY PF_KEY
-#define AF_NETLINK PF_NETLINK
-#define AF_ROUTE PF_ROUTE
-#define AF_PACKET PF_PACKET
-#define AF_ASH PF_ASH
-#define AF_ECONET PF_ECONET
-#define AF_ATMSVC PF_ATMSVC
-#define AF_RDS PF_RDS
-#define AF_SNA PF_SNA
-#define AF_IRDA PF_IRDA
-#define AF_PPPOX PF_PPPOX
-#define AF_WANPIPE PF_WANPIPE
-#define AF_LLC PF_LLC
-#define AF_CAN PF_CAN
-#define AF_TIPC PF_TIPC
-#define AF_BLUETOOTH PF_BLUETOOTH
-#define AF_IUCV PF_IUCV
-#define AF_RXRPC PF_RXRPC
-#define AF_ISDN PF_ISDN
-#define AF_PHONET PF_PHONET
-#define AF_IEEE802154 PF_IEEE802154
-#define AF_MAX PF_MAX
-
-/* Socket level values. Others are defined in the appropriate headers.
-
- XXX These definitions also should go into the appropriate headers as
- far as they are available. */
-#define SOL_RAW 255
-#define SOL_DECNET 261
-#define SOL_X25 262
-#define SOL_PACKET 263
-#define SOL_ATM 264 /* ATM layer (cell level). */
-#define SOL_AAL 265 /* ATM Adaption Layer (packet level). */
-#define SOL_IRDA 266
-
-/* Maximum queue length specifiable by listen. */
-#define SOMAXCONN 128
-
-/* 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. */
- };
-
-
-/* Structure large enough to hold any socket address (with the historical
- exception of AF_UNIX). We reserve 128 bytes. */
-#define __ss_aligntype unsigned long int
-#define _SS_SIZE 128
-#define _SS_PADSIZE (_SS_SIZE - (2 * sizeof (__ss_aligntype)))
-
-struct sockaddr_storage
- {
- __SOCKADDR_COMMON (ss_); /* Address family, etc. */
- __ss_aligntype __ss_align; /* Force desired alignment. */
- char __ss_padding[_SS_PADSIZE];
- };
-
-
-/* Bits in the FLAGS argument to `send', `recv', et al. */
-enum
- {
- MSG_OOB = 0x01, /* Process out-of-band data. */
-#define MSG_OOB MSG_OOB
- MSG_PEEK = 0x02, /* Peek at incoming messages. */
-#define MSG_PEEK MSG_PEEK
- MSG_DONTROUTE = 0x04, /* Don't use local routing. */
-#define MSG_DONTROUTE MSG_DONTROUTE
-#ifdef __USE_GNU
- /* DECnet uses a different name. */
- MSG_TRYHARD = MSG_DONTROUTE,
-# define MSG_TRYHARD MSG_DONTROUTE
-#endif
- MSG_CTRUNC = 0x08, /* Control data lost before delivery. */
-#define MSG_CTRUNC MSG_CTRUNC
- MSG_PROXY = 0x10, /* Supply or ask second address. */
-#define MSG_PROXY MSG_PROXY
- MSG_TRUNC = 0x20,
-#define MSG_TRUNC MSG_TRUNC
- MSG_DONTWAIT = 0x40, /* Nonblocking IO. */
-#define MSG_DONTWAIT MSG_DONTWAIT
- MSG_EOR = 0x80, /* End of record. */
-#define MSG_EOR MSG_EOR
- MSG_WAITALL = 0x100, /* Wait for a full request. */
-#define MSG_WAITALL MSG_WAITALL
- MSG_FIN = 0x200,
-#define MSG_FIN MSG_FIN
- MSG_SYN = 0x400,
-#define MSG_SYN MSG_SYN
- MSG_CONFIRM = 0x800, /* Confirm path validity. */
-#define MSG_CONFIRM MSG_CONFIRM
- MSG_RST = 0x1000,
-#define MSG_RST MSG_RST
- MSG_ERRQUEUE = 0x2000, /* Fetch message from error queue. */
-#define MSG_ERRQUEUE MSG_ERRQUEUE
- MSG_NOSIGNAL = 0x4000, /* Do not generate SIGPIPE. */
-#define MSG_NOSIGNAL MSG_NOSIGNAL
- MSG_MORE = 0x8000, /* Sender will send more. */
-#define MSG_MORE MSG_MORE
- MSG_WAITFORONE = 0x10000, /* Wait for at least one packet to return.*/
-#define MSG_WAITFORONE MSG_WAITFORONE
-
- MSG_CMSG_CLOEXEC = 0x40000000 /* Set close_on_exit for file
- descriptor received through
- SCM_RIGHTS. */
-#define MSG_CMSG_CLOEXEC MSG_CMSG_CLOEXEC
- };
-
-
-/* Structure describing messages sent by
- `sendmsg' and received by `recvmsg'. */
-struct msghdr
- {
- void *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. */
- size_t msg_iovlen; /* Number of elements in the vector. */
-
- void *msg_control; /* Ancillary data (eg BSD filedesc passing). */
- size_t msg_controllen; /* Ancillary data buffer length.
- !! The type should be socklen_t but the
- definition of the kernel is incompatible
- with this. */
-
- int msg_flags; /* Flags on received message. */
- };
-
-#ifdef __USE_GNU
-/* For `recvmmsg'. */
-struct mmsghdr
- {
- struct msghdr msg_hdr; /* Actual message header. */
- unsigned int msg_len; /* Number of received bytes for the entry. */
- };
-#endif
-
-/* Structure used for storage of ancillary data object information. */
-struct cmsghdr
- {
- size_t cmsg_len; /* Length of data in cmsg_data plus length
- of cmsghdr structure.
- !! The type should be socklen_t but the
- definition of the kernel is incompatible
- with this. */
- int cmsg_level; /* Originating protocol. */
- int cmsg_type; /* Protocol specific type. */
-#if (!defined __STRICT_ANSI__ && __GNUC__ >= 2) || __STDC_VERSION__ >= 199901L
- __extension__ unsigned char __cmsg_data __flexarr; /* Ancillary data. */
-#endif
- };
-
-/* Ancillary data object manipulation macros. */
-#if (!defined __STRICT_ANSI__ && __GNUC__ >= 2) || __STDC_VERSION__ >= 199901L
-# define CMSG_DATA(cmsg) ((cmsg)->__cmsg_data)
-#else
-# define CMSG_DATA(cmsg) ((unsigned char *) ((struct cmsghdr *) (cmsg) + 1))
-#endif
-#define CMSG_NXTHDR(mhdr, cmsg) __cmsg_nxthdr (mhdr, cmsg)
-#define CMSG_FIRSTHDR(mhdr) \
- ((size_t) (mhdr)->msg_controllen >= sizeof (struct cmsghdr) \
- ? (struct cmsghdr *) (mhdr)->msg_control : (struct cmsghdr *) 0)
-#define CMSG_ALIGN(len) (((len) + sizeof (size_t) - 1) \
- & (size_t) ~(sizeof (size_t) - 1))
-#define CMSG_SPACE(len) (CMSG_ALIGN (len) \
- + CMSG_ALIGN (sizeof (struct cmsghdr)))
-#define CMSG_LEN(len) (CMSG_ALIGN (sizeof (struct cmsghdr)) + (len))
-
-extern struct cmsghdr *__cmsg_nxthdr (struct msghdr *__mhdr,
- struct cmsghdr *__cmsg) __THROW;
-#ifdef __USE_EXTERN_INLINES
-# ifndef _EXTERN_INLINE
-# define _EXTERN_INLINE __extern_inline
-# endif
-_EXTERN_INLINE struct cmsghdr *
-__NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg))
-{
- if ((size_t) __cmsg->cmsg_len < sizeof (struct cmsghdr))
- /* The kernel header does this so there may be a reason. */
- return 0;
-
- __cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg
- + CMSG_ALIGN (__cmsg->cmsg_len));
- if ((unsigned char *) (__cmsg + 1) > ((unsigned char *) __mhdr->msg_control
- + __mhdr->msg_controllen)
- || ((unsigned char *) __cmsg + CMSG_ALIGN (__cmsg->cmsg_len)
- > ((unsigned char *) __mhdr->msg_control + __mhdr->msg_controllen)))
- /* No more entries. */
- return 0;
- return __cmsg;
-}
-#endif /* Use `extern inline'. */
-
-/* Socket level message types. This must match the definitions in
- <linux/socket.h>. */
-enum
- {
- SCM_RIGHTS = 0x01 /* Transfer file descriptors. */
-#define SCM_RIGHTS SCM_RIGHTS
-#ifdef __USE_GNU
- , SCM_CREDENTIALS = 0x02 /* Credentials passing. */
-# define SCM_CREDENTIALS SCM_CREDENTIALS
-#endif
- };
-
-#ifdef __USE_GNU
-/* User visible structure for SCM_CREDENTIALS message */
-struct ucred
-{
- pid_t pid; /* PID of sending process. */
- uid_t uid; /* UID of sending process. */
- gid_t gid; /* GID of sending process. */
-};
-#endif
-
-/* Ugly workaround for unclean kernel headers. */
-#if !defined __USE_MISC && !defined __USE_GNU
-# ifndef FIOGETOWN
-# define __SYS_SOCKET_H_undef_FIOGETOWN
-# endif
-# ifndef FIOSETOWN
-# define __SYS_SOCKET_H_undef_FIOSETOWN
-# endif
-# ifndef SIOCATMARK
-# define __SYS_SOCKET_H_undef_SIOCATMARK
-# endif
-# ifndef SIOCGPGRP
-# define __SYS_SOCKET_H_undef_SIOCGPGRP
-# endif
-# ifndef SIOCGSTAMP
-# define __SYS_SOCKET_H_undef_SIOCGSTAMP
-# endif
-# ifndef SIOCGSTAMPNS
-# define __SYS_SOCKET_H_undef_SIOCGSTAMPNS
-# endif
-# ifndef SIOCSPGRP
-# define __SYS_SOCKET_H_undef_SIOCSPGRP
-# endif
-#endif
-
-/* Get socket manipulation related informations from kernel headers. */
-#include <asm/socket.h>
-
-#if !defined __USE_MISC && !defined __USE_GNU
-# ifdef __SYS_SOCKET_H_undef_FIOGETOWN
-# undef __SYS_SOCKET_H_undef_FIOGETOWN
-# undef FIOGETOWN
-# endif
-# ifdef __SYS_SOCKET_H_undef_FIOSETOWN
-# undef __SYS_SOCKET_H_undef_FIOSETOWN
-# undef FIOSETOWN
-# endif
-# ifdef __SYS_SOCKET_H_undef_SIOCATMARK
-# undef __SYS_SOCKET_H_undef_SIOCATMARK
-# undef SIOCATMARK
-# endif
-# ifdef __SYS_SOCKET_H_undef_SIOCGPGRP
-# undef __SYS_SOCKET_H_undef_SIOCGPGRP
-# undef SIOCGPGRP
-# endif
-# ifdef __SYS_SOCKET_H_undef_SIOCGSTAMP
-# undef __SYS_SOCKET_H_undef_SIOCGSTAMP
-# undef SIOCGSTAMP
-# endif
-# ifdef __SYS_SOCKET_H_undef_SIOCGSTAMPNS
-# undef __SYS_SOCKET_H_undef_SIOCGSTAMPNS
-# undef SIOCGSTAMPNS
-# endif
-# ifdef __SYS_SOCKET_H_undef_SIOCSPGRP
-# undef __SYS_SOCKET_H_undef_SIOCSPGRP
-# undef SIOCSPGRP
-# endif
-#endif
-
-/* Structure used to manipulate the SO_LINGER option. */
-struct linger
- {
- int l_onoff; /* Nonzero to linger on close. */
- int l_linger; /* Time to linger. */
- };
-
-
-__BEGIN_DECLS
-
-#ifdef __USE_GNU
-/* Receive up to VLEN messages as described by VMESSAGES from socket FD.
- Returns the number of bytes read or -1 for errors.
- This function is a cancellation point and therefore not marked with
- __THROW. */
-extern int recvmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags,
- const struct timespec *__tmo);
-
-/* Send a VLEN messages as described by VMESSAGES to socket FD.
- Return the number of datagrams successfully written or -1 for errors.
- This function is a cancellation point and therefore not marked with
- __THROW. */
-extern int sendmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags);
-#endif
-
-__END_DECLS
-
-#endif /* bits/socket.h */
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