[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / sparc / bits / socket.h

/* System-specific socket constants and types.  Linux/SPARC version.
   Copyright (C) 1991, 1992, 1994-2001, 2004, 2006, 2007, 2008, 2009, 2011
   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, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#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.  */

  SOCK_CLOEXEC = 0x400000,	/* Atomically set close-on-exec flag for the
				   new descriptor(s).  */
#define SOCK_CLOEXEC SOCK_CLOEXEC
  SOCK_NONBLOCK = 0x4000	/* 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_CAIF		37	/* CAIF sockets.  */
#define PF_ALG		38	/* Algorithm sockets.  */
#define	PF_MAX		39	/* 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_CAIF		PF_CAIF
#define AF_ALG		PF_ALG
#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_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.  */
  };

/* 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_BSD
    , 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.  */
  };

#endif	/* bits/socket.h */
Commit	Line	Data
bdcebfc4	1	/* System-specific socket constants and types. Linux/SPARC version.
a77e8cbc	2	Copyright (C) 1991, 1992, 1994-2001, 2004, 2006, 2007, 2008, 2009, 2011
bdcebfc4 UD	3	Free Software Foundation, Inc.
	4	This file is part of the GNU C Library.
	5
	6	The GNU C Library is free software; you can redistribute it and/or
	7	modify it under the terms of the GNU Lesser General Public
	8	License as published by the Free Software Foundation; either
	9	version 2.1 of the License, or (at your option) any later version.
	10
	11	The GNU C Library is distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	14	Lesser General Public License for more details.
	15
	16	You should have received a copy of the GNU Lesser General Public
	17	License along with the GNU C Library; if not, write to the Free
	18	Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
	19	02111-1307 USA. */
	20
	21	#ifndef __BITS_SOCKET_H
	22	#define __BITS_SOCKET_H
	23
	24	#ifndef _SYS_SOCKET_H
	25	# error "Never include <bits/socket.h> directly; use <sys/socket.h> instead."
	26	#endif
	27
	28	#define __need_size_t
	29	#include <stddef.h>
	30
	31	#include <sys/types.h>
	32
	33	/* Type for length arguments in socket calls. */
	34	#ifndef __socklen_t_defined
	35	typedef __socklen_t socklen_t;
	36	# define __socklen_t_defined
	37	#endif
	38
	39	/* Types of sockets. */
	40	enum __socket_type
	41	{
	42	SOCK_STREAM = 1, /* Sequenced, reliable, connection-based
	43	byte streams. */
	44	#define SOCK_STREAM SOCK_STREAM
	45	SOCK_DGRAM = 2, /* Connectionless, unreliable datagrams
	46	of fixed maximum length. */
	47	#define SOCK_DGRAM SOCK_DGRAM
	48	SOCK_RAW = 3, /* Raw protocol interface. */
	49	#define SOCK_RAW SOCK_RAW
	50	SOCK_RDM = 4, /* Reliably-delivered messages. */
	51	#define SOCK_RDM SOCK_RDM
	52	SOCK_SEQPACKET = 5, /* Sequenced, reliable, connection-based,
	53	datagrams of fixed maximum length. */
	54	#define SOCK_SEQPACKET SOCK_SEQPACKET
	55	SOCK_DCCP = 6, /* Datagram Congestion Control Protocol. */
	56	#define SOCK_DCCP SOCK_DCCP
	57	SOCK_PACKET = 10, /* Linux specific way of getting packets
	58	at the dev level. For writing rarp and
	59	other similar things on the user level. */
	60	#define SOCK_PACKET SOCK_PACKET
	61
	62	/* Flags to be ORed into the type parameter of socket and socketpair. */
	63
	64	SOCK_CLOEXEC = 0x400000, /* Atomically set close-on-exec flag for the
	65	new descriptor(s). */
	66	#define SOCK_CLOEXEC SOCK_CLOEXEC
67	SOCK_NONBLOCK = 0x4000 /* Atomically mark descriptor(s) as
68	non-blocking. */
69	#define SOCK_NONBLOCK SOCK_NONBLOCK
70	};
71
72	/* Protocol families. */
73	#define PF_UNSPEC 0 /* Unspecified. */
74	#define PF_LOCAL 1 /* Local to host (pipes and file-domain). */
75	#define PF_UNIX PF_LOCAL /* POSIX name for PF_LOCAL. */
76	#define PF_FILE PF_LOCAL /* Another non-standard name for PF_LOCAL. */
77	#define PF_INET 2 /* IP protocol family. */
78	#define PF_AX25 3 /* Amateur Radio AX.25. */
79	#define PF_IPX 4 /* Novell Internet Protocol. */
80	#define PF_APPLETALK 5 /* Appletalk DDP. */
81	#define PF_NETROM 6 /* Amateur radio NetROM. */
82	#define PF_BRIDGE 7 /* Multiprotocol bridge. */
83	#define PF_ATMPVC 8 /* ATM PVCs. */
84	#define PF_X25 9 /* Reserved for X.25 project. */
85	#define PF_INET6 10 /* IP version 6. */
86	#define PF_ROSE 11 /* Amateur Radio X.25 PLP. */
87	#define PF_DECnet 12 /* Reserved for DECnet project. */
88	#define PF_NETBEUI 13 /* Reserved for 802.2LLC project. */
89	#define PF_SECURITY 14 /* Security callback pseudo AF. */
90	#define PF_KEY 15 /* PF_KEY key management API. */
91	#define PF_NETLINK 16
92	#define PF_ROUTE PF_NETLINK /* Alias to emulate 4.4BSD. */
93	#define PF_PACKET 17 /* Packet family. */
94	#define PF_ASH 18 /* Ash. */
95	#define PF_ECONET 19 /* Acorn Econet. */
96	#define PF_ATMSVC 20 /* ATM SVCs. */
d0a2af71	97	#define PF_RDS 21 /* RDS sockets. */
bdcebfc4 UD	98	#define PF_SNA 22 /* Linux SNA Project */
	99	#define PF_IRDA 23 /* IRDA sockets. */
	100	#define PF_PPPOX 24 /* PPPoX sockets. */
	101	#define PF_WANPIPE 25 /* Wanpipe API sockets. */
d0a2af71 UD	102	#define PF_LLC 26 /* Linux LLC. */
	103	#define PF_CAN 29 /* Controller Area Network. */
	104	#define PF_TIPC 30 /* TIPC sockets. */
bdcebfc4 UD	105	#define PF_BLUETOOTH 31 /* Bluetooth sockets. */
	106	#define PF_IUCV 32 /* IUCV sockets. */
	107	#define PF_RXRPC 33 /* RxRPC sockets. */
11ed3eae	108	#define PF_ISDN 34 /* mISDN sockets. */
d0a2af71 UD	109	#define PF_PHONET 35 /* Phonet sockets. */
d0a2af71 UD	110	#define PF_IEEE802154 36 /* IEEE 802.15.4 sockets. */
a77e8cbc UD	111	#define PF_CAIF 37 /* CAIF sockets. */
	112	#define PF_ALG 38 /* Algorithm sockets. */
	113	#define PF_MAX 39 /* For now.. */
bdcebfc4 UD	114
	115	/* Address families. */
	116	#define AF_UNSPEC PF_UNSPEC
	117	#define AF_LOCAL PF_LOCAL
	118	#define AF_UNIX PF_UNIX
	119	#define AF_FILE PF_FILE
	120	#define AF_INET PF_INET
	121	#define AF_AX25 PF_AX25
	122	#define AF_IPX PF_IPX
	123	#define AF_APPLETALK PF_APPLETALK
	124	#define AF_NETROM PF_NETROM
	125	#define AF_BRIDGE PF_BRIDGE
	126	#define AF_ATMPVC PF_ATMPVC
	127	#define AF_X25 PF_X25
	128	#define AF_INET6 PF_INET6
	129	#define AF_ROSE PF_ROSE
	130	#define AF_DECnet PF_DECnet
	131	#define AF_NETBEUI PF_NETBEUI
	132	#define AF_SECURITY PF_SECURITY
	133	#define AF_KEY PF_KEY
	134	#define AF_NETLINK PF_NETLINK
	135	#define AF_ROUTE PF_ROUTE
	136	#define AF_PACKET PF_PACKET
	137	#define AF_ASH PF_ASH
	138	#define AF_ECONET PF_ECONET
	139	#define AF_ATMSVC PF_ATMSVC
d0a2af71	140	#define AF_RDS PF_RDS
bdcebfc4 UD	141	#define AF_SNA PF_SNA
	142	#define AF_IRDA PF_IRDA
	143	#define AF_PPPOX PF_PPPOX
	144	#define AF_WANPIPE PF_WANPIPE
d0a2af71 UD	145	#define AF_LLC PF_LLC
	146	#define AF_CAN PF_CAN
	147	#define AF_TIPC PF_TIPC
bdcebfc4 UD	148	#define AF_BLUETOOTH PF_BLUETOOTH
	149	#define AF_IUCV PF_IUCV
	150	#define AF_RXRPC PF_RXRPC
11ed3eae	151	#define AF_ISDN PF_ISDN
d0a2af71 UD	152	#define AF_PHONET PF_PHONET
d0a2af71 UD	153	#define AF_IEEE802154 PF_IEEE802154
a77e8cbc UD	154	#define AF_CAIF PF_CAIF
a77e8cbc UD	155	#define AF_ALG PF_ALG
bdcebfc4 UD	156	#define AF_MAX PF_MAX
	157
	158	/* Socket level values. Others are defined in the appropriate headers.
	159
	160	XXX These definitions also should go into the appropriate headers as
	161	far as they are available. */
	162	#define SOL_RAW 255
	163	#define SOL_DECNET 261
	164	#define SOL_X25 262
	165	#define SOL_PACKET 263
	166	#define SOL_ATM 264 /* ATM layer (cell level). */
	167	#define SOL_AAL 265 /* ATM Adaption Layer (packet level). */
	168	#define SOL_IRDA 266
	169
	170	/* Maximum queue length specifiable by listen. */
	171	#define SOMAXCONN 128
	172
	173	/* Get the definition of the macro to define the common sockaddr members. */
	174	#include <bits/sockaddr.h>
	175
	176	/* Structure describing a generic socket address. */
	177	struct sockaddr
	178	{
	179	__SOCKADDR_COMMON (sa_); /* Common data: address family and length. */
	180	char sa_data[14]; /* Address data. */
	181	};
	182
	183
	184	/* Structure large enough to hold any socket address (with the historical
	185	exception of AF_UNIX). We reserve 128 bytes. */
	186	#define __ss_aligntype unsigned long int
	187	#define _SS_SIZE 128
	188	#define _SS_PADSIZE (_SS_SIZE - (2 * sizeof (__ss_aligntype)))
	189
	190	struct sockaddr_storage
	191	{
	192	__SOCKADDR_COMMON (ss_); /* Address family, etc. */
	193	__ss_aligntype __ss_align; /* Force desired alignment. */
	194	char __ss_padding[_SS_PADSIZE];
	195	};
	196
	197
	198	/* Bits in the FLAGS argument to `send', `recv', et al. */
	199	enum
	200	{
	201	MSG_OOB = 0x01, /* Process out-of-band data. */
	202	#define MSG_OOB MSG_OOB
	203	MSG_PEEK = 0x02, /* Peek at incoming messages. */
	204	#define MSG_PEEK MSG_PEEK
	205	MSG_DONTROUTE = 0x04, /* Don't use local routing. */
	206	#define MSG_DONTROUTE MSG_DONTROUTE
	207	#ifdef __USE_GNU
	208	/* DECnet uses a different name. */
	209	MSG_TRYHARD = MSG_DONTROUTE,
	210	# define MSG_TRYHARD MSG_DONTROUTE
	211	#endif
	212	MSG_CTRUNC = 0x08, /* Control data lost before delivery. */
	213	#define MSG_CTRUNC MSG_CTRUNC
	214	MSG_PROXY = 0x10, /* Supply or ask second address. */
	215	#define MSG_PROXY MSG_PROXY
	216	MSG_TRUNC = 0x20,
	217	#define MSG_TRUNC MSG_TRUNC
	218	MSG_DONTWAIT = 0x40, /* Nonblocking IO. */
	219	#define MSG_DONTWAIT MSG_DONTWAIT
220	MSG_EOR = 0x80, /* End of record. */
221	#define MSG_EOR MSG_EOR
222	MSG_WAITALL = 0x100, /* Wait for a full request. */
223	#define MSG_WAITALL MSG_WAITALL
224	MSG_FIN = 0x200,
225	#define MSG_FIN MSG_FIN
226	MSG_SYN = 0x400,
227	#define MSG_SYN MSG_SYN
228	MSG_CONFIRM = 0x800, /* Confirm path validity. */
229	#define MSG_CONFIRM MSG_CONFIRM
230	MSG_RST = 0x1000,
231	#define MSG_RST MSG_RST
232	MSG_ERRQUEUE = 0x2000, /* Fetch message from error queue. */
233	#define MSG_ERRQUEUE MSG_ERRQUEUE
234	MSG_NOSIGNAL = 0x4000, /* Do not generate SIGPIPE. */
235	#define MSG_NOSIGNAL MSG_NOSIGNAL
236	MSG_MORE = 0x8000, /* Sender will send more. */
237	#define MSG_MORE MSG_MORE
238
239	MSG_CMSG_CLOEXEC = 0x40000000 /* Set close_on_exit for file
a77e8cbc UD	240	descriptor received through
a77e8cbc UD	241	SCM_RIGHTS. */
bdcebfc4 UD	242	#define MSG_CMSG_CLOEXEC MSG_CMSG_CLOEXEC
	243	};
	244
	245
	246	/* Structure describing messages sent by
	247	`sendmsg' and received by `recvmsg'. */
	248	struct msghdr
	249	{
	250	void msg_name; / Address to send to/receive from. */
	251	socklen_t msg_namelen; /* Length of address data. */
	252
	253	struct iovec msg_iov; / Vector of data to send/receive into. */
	254	size_t msg_iovlen; /* Number of elements in the vector. */
	255
	256	void msg_control; / Ancillary data (eg BSD filedesc passing). */
	257	size_t msg_controllen; /* Ancillary data buffer length.
	258	!! The type should be socklen_t but the
	259	definition of the kernel is incompatible
	260	with this. */
	261
	262	int msg_flags; /* Flags on received message. */
	263	};
	264
	265	/* Structure used for storage of ancillary data object information. */
	266	struct cmsghdr
	267	{
	268	size_t cmsg_len; /* Length of data in cmsg_data plus length
	269	of cmsghdr structure.
	270	!! The type should be socklen_t but the
	271	definition of the kernel is incompatible
	272	with this. */
	273	int cmsg_level; /* Originating protocol. */
	274	int cmsg_type; /* Protocol specific type. */
	275	#if (!defined __STRICT_ANSI__ && __GNUC__ >= 2) \|\| __STDC_VERSION__ >= 199901L
	276	__extension__ unsigned char __cmsg_data __flexarr; /* Ancillary data. */
	277	#endif
	278	};
	279
	280	/* Ancillary data object manipulation macros. */
	281	#if (!defined __STRICT_ANSI__ && __GNUC__ >= 2) \|\| __STDC_VERSION__ >= 199901L
	282	# define CMSG_DATA(cmsg) ((cmsg)->__cmsg_data)
	283	#else
	284	# define CMSG_DATA(cmsg) ((unsigned char ) ((struct cmsghdr ) (cmsg) + 1))
	285	#endif
	286	#define CMSG_NXTHDR(mhdr, cmsg) __cmsg_nxthdr (mhdr, cmsg)
	287	#define CMSG_FIRSTHDR(mhdr) \
	288	((size_t) (mhdr)->msg_controllen >= sizeof (struct cmsghdr) \
	289	? (struct cmsghdr ) (mhdr)->msg_control : (struct cmsghdr ) 0)
	290	#define CMSG_ALIGN(len) (((len) + sizeof (size_t) - 1) \
	291	& (size_t) ~(sizeof (size_t) - 1))
	292	#define CMSG_SPACE(len) (CMSG_ALIGN (len) \
	293	+ CMSG_ALIGN (sizeof (struct cmsghdr)))
	294	#define CMSG_LEN(len) (CMSG_ALIGN (sizeof (struct cmsghdr)) + (len))
	295
	296	extern struct cmsghdr __cmsg_nxthdr (struct msghdr __mhdr,
	297	struct cmsghdr *__cmsg) __THROW;
	298	#ifdef __USE_EXTERN_INLINES
	299	# ifndef _EXTERN_INLINE
	300	# define _EXTERN_INLINE __extern_inline
	301	# endif
	302	_EXTERN_INLINE struct cmsghdr *
	303	__NTH (__cmsg_nxthdr (struct msghdr __mhdr, struct cmsghdr __cmsg))
	304	{
	305	if ((size_t) __cmsg->cmsg_len < sizeof (struct cmsghdr))
306	/* The kernel header does this so there may be a reason. */
307	return 0;
308
309	__cmsg = (struct cmsghdr ) ((unsigned char ) __cmsg
310	+ CMSG_ALIGN (__cmsg->cmsg_len));
311	if ((unsigned char ) (__cmsg + 1) > ((unsigned char ) __mhdr->msg_control
312	+ __mhdr->msg_controllen)
313	\|\| ((unsigned char *) __cmsg + CMSG_ALIGN (__cmsg->cmsg_len)
314	> ((unsigned char *) __mhdr->msg_control + __mhdr->msg_controllen)))
315	/* No more entries. */
316	return 0;
317	return __cmsg;
318	}
319	#endif /* Use `extern inline'. */
320
321	/* Socket level message types. This must match the definitions in
322	<linux/socket.h>. */
323	enum
324	{
325	SCM_RIGHTS = 0x01 /* Transfer file descriptors. */
326	#define SCM_RIGHTS SCM_RIGHTS
327	#ifdef __USE_BSD
328	, SCM_CREDENTIALS = 0x02 /* Credentials passing. */
329	# define SCM_CREDENTIALS SCM_CREDENTIALS
330	#endif
331	};
332
333	#ifdef __USE_GNU
334	/* User visible structure for SCM_CREDENTIALS message */
335	struct ucred
336	{
337	pid_t pid; /* PID of sending process. */
338	uid_t uid; /* UID of sending process. */
339	gid_t gid; /* GID of sending process. */
340	};
341	#endif
342
343	/* Ugly workaround for unclean kernel headers. */
344	#if !defined __USE_MISC && !defined __USE_GNU
345	# ifndef FIOGETOWN
346	# define __SYS_SOCKET_H_undef_FIOGETOWN
347	# endif
348	# ifndef FIOSETOWN
349	# define __SYS_SOCKET_H_undef_FIOSETOWN
350	# endif
351	# ifndef SIOCATMARK
352	# define __SYS_SOCKET_H_undef_SIOCATMARK
353	# endif
354	# ifndef SIOCGPGRP
355	# define __SYS_SOCKET_H_undef_SIOCGPGRP
356	# endif
357	# ifndef SIOCGSTAMP
358	# define __SYS_SOCKET_H_undef_SIOCGSTAMP
359	# endif
360	# ifndef SIOCGSTAMPNS
361	# define __SYS_SOCKET_H_undef_SIOCGSTAMPNS
362	# endif
363	# ifndef SIOCSPGRP
364	# define __SYS_SOCKET_H_undef_SIOCSPGRP
365	# endif
366	#endif
367
368	/* Get socket manipulation related informations from kernel headers. */
369	#include <asm/socket.h>
370
371	#if !defined __USE_MISC && !defined __USE_GNU
372	# ifdef __SYS_SOCKET_H_undef_FIOGETOWN
373	# undef __SYS_SOCKET_H_undef_FIOGETOWN
374	# undef FIOGETOWN
375	# endif
376	# ifdef __SYS_SOCKET_H_undef_FIOSETOWN
377	# undef __SYS_SOCKET_H_undef_FIOSETOWN
378	# undef FIOSETOWN
379	# endif
380	# ifdef __SYS_SOCKET_H_undef_SIOCATMARK
381	# undef __SYS_SOCKET_H_undef_SIOCATMARK
382	# undef SIOCATMARK
383	# endif
384	# ifdef __SYS_SOCKET_H_undef_SIOCGPGRP
385	# undef __SYS_SOCKET_H_undef_SIOCGPGRP
386	# undef SIOCGPGRP
387	# endif
388	# ifdef __SYS_SOCKET_H_undef_SIOCGSTAMP
389	# undef __SYS_SOCKET_H_undef_SIOCGSTAMP
390	# undef SIOCGSTAMP
391	# endif
392	# ifdef __SYS_SOCKET_H_undef_SIOCGSTAMPNS
393	# undef __SYS_SOCKET_H_undef_SIOCGSTAMPNS
394	# undef SIOCGSTAMPNS
395	# endif
396	# ifdef __SYS_SOCKET_H_undef_SIOCSPGRP
397	# undef __SYS_SOCKET_H_undef_SIOCSPGRP
398	# undef SIOCSPGRP
399	# endif
400	#endif
401
402	/* Structure used to manipulate the SO_LINGER option. */
403	struct linger
404	{
405	int l_onoff; /* Nonzero to linger on close. */
406	int l_linger; /* Time to linger. */
407	};
408
409	#endif /* bits/socket.h */