akaros/tools/compilers/gcc-glibc/glibc-2.19-akaros/sysdeps/akaros/bits/socket.h
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   1/* System-specific socket constants and types.  Linux version.
   2   Copyright (C) 1991, 1992, 1994-2001, 2004, 2006, 2007, 2008, 2009
   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/* AKAROS note: we're including this file from the linux port.  We changed the
  29 * asm include to ros/glibc-asm. */
  30
  31#define __need_size_t
  32#include <stddef.h>
  33
  34#include <sys/types.h>
  35
  36/* Type for length arguments in socket calls.  */
  37#ifndef __socklen_t_defined
  38typedef __socklen_t socklen_t;
  39# define __socklen_t_defined
  40#endif
  41
  42/* Types of sockets.  */
  43enum __socket_type
  44{
  45  SOCK_STREAM = 1,              /* Sequenced, reliable, connection-based
  46                                   byte streams.  */
  47#define SOCK_STREAM SOCK_STREAM
  48  SOCK_DGRAM = 2,               /* Connectionless, unreliable datagrams
  49                                   of fixed maximum length.  */
  50#define SOCK_DGRAM SOCK_DGRAM
  51  SOCK_RAW = 3,                 /* Raw protocol interface.  */
  52#define SOCK_RAW SOCK_RAW
  53  SOCK_RDM = 4,                 /* Reliably-delivered messages.  */
  54#define SOCK_RDM SOCK_RDM
  55  SOCK_SEQPACKET = 5,           /* Sequenced, reliable, connection-based,
  56                                   datagrams of fixed maximum length.  */
  57#define SOCK_SEQPACKET SOCK_SEQPACKET
  58  SOCK_DCCP = 6,                /* Datagram Congestion Control Protocol.  */
  59#define SOCK_DCCP SOCK_DCCP
  60  SOCK_PACKET = 10,             /* Linux specific way of getting packets
  61                                   at the dev level.  For writing rarp and
  62                                   other similar things on the user level. */
  63#define SOCK_PACKET SOCK_PACKET
  64
  65  /* Flags to be ORed into the type parameter of socket and socketpair and
  66     used for the flags parameter of paccept.  */
  67
  68  SOCK_CLOEXEC = 02000000,      /* Atomically set close-on-exec flag for the
  69                                   new descriptor(s).  */
  70#define SOCK_CLOEXEC SOCK_CLOEXEC
  71  SOCK_NONBLOCK = 04000         /* Atomically mark descriptor(s) as
  72                                   non-blocking.  */
  73#define SOCK_NONBLOCK SOCK_NONBLOCK
  74};
  75
  76/* Protocol families.  */
  77#define PF_UNSPEC       0       /* Unspecified.  */
  78#define PF_LOCAL        1       /* Local to host (pipes and file-domain).  */
  79#define PF_UNIX         PF_LOCAL /* POSIX name for PF_LOCAL.  */
  80#define PF_FILE         PF_LOCAL /* Another non-standard name for PF_LOCAL.  */
  81#define PF_INET         2       /* IP protocol family.  */
  82#define PF_AX25         3       /* Amateur Radio AX.25.  */
  83#define PF_IPX          4       /* Novell Internet Protocol.  */
  84#define PF_APPLETALK    5       /* Appletalk DDP.  */
  85#define PF_NETROM       6       /* Amateur radio NetROM.  */
  86#define PF_BRIDGE       7       /* Multiprotocol bridge.  */
  87#define PF_ATMPVC       8       /* ATM PVCs.  */
  88#define PF_X25          9       /* Reserved for X.25 project.  */
  89#define PF_INET6        10      /* IP version 6.  */
  90#define PF_ROSE         11      /* Amateur Radio X.25 PLP.  */
  91#define PF_DECnet       12      /* Reserved for DECnet project.  */
  92#define PF_NETBEUI      13      /* Reserved for 802.2LLC project.  */
  93#define PF_SECURITY     14      /* Security callback pseudo AF.  */
  94#define PF_KEY          15      /* PF_KEY key management API.  */
  95#define PF_NETLINK      16
  96#define PF_ROUTE        PF_NETLINK /* Alias to emulate 4.4BSD.  */
  97#define PF_PACKET       17      /* Packet family.  */
  98#define PF_ASH          18      /* Ash.  */
  99#define PF_ECONET       19      /* Acorn Econet.  */
 100#define PF_ATMSVC       20      /* ATM SVCs.  */
 101#define PF_RDS          21      /* RDS sockets.  */
 102#define PF_SNA          22      /* Linux SNA Project */
 103#define PF_IRDA         23      /* IRDA sockets.  */
 104#define PF_PPPOX        24      /* PPPoX sockets.  */
 105#define PF_WANPIPE      25      /* Wanpipe API sockets.  */
 106#define PF_LLC          26      /* Linux LLC.  */
 107#define PF_CAN          29      /* Controller Area Network.  */
 108#define PF_TIPC         30      /* TIPC sockets.  */
 109#define PF_BLUETOOTH    31      /* Bluetooth sockets.  */
 110#define PF_IUCV         32      /* IUCV sockets.  */
 111#define PF_RXRPC        33      /* RxRPC sockets.  */
 112#define PF_ISDN         34      /* mISDN sockets.  */
 113#define PF_PHONET       35      /* Phonet sockets.  */
 114#define PF_IEEE802154   36      /* IEEE 802.15.4 sockets.  */
 115#define PF_MAX          37      /* For now..  */
 116
 117/* Address families.  */
 118#define AF_UNSPEC       PF_UNSPEC
 119#define AF_LOCAL        PF_LOCAL
 120#define AF_UNIX         PF_UNIX
 121#define AF_FILE         PF_FILE
 122#define AF_INET         PF_INET
 123#define AF_AX25         PF_AX25
 124#define AF_IPX          PF_IPX
 125#define AF_APPLETALK    PF_APPLETALK
 126#define AF_NETROM       PF_NETROM
 127#define AF_BRIDGE       PF_BRIDGE
 128#define AF_ATMPVC       PF_ATMPVC
 129#define AF_X25          PF_X25
 130#define AF_INET6        PF_INET6
 131#define AF_ROSE         PF_ROSE
 132#define AF_DECnet       PF_DECnet
 133#define AF_NETBEUI      PF_NETBEUI
 134#define AF_SECURITY     PF_SECURITY
 135#define AF_KEY          PF_KEY
 136#define AF_NETLINK      PF_NETLINK
 137#define AF_ROUTE        PF_ROUTE
 138#define AF_PACKET       PF_PACKET
 139#define AF_ASH          PF_ASH
 140#define AF_ECONET       PF_ECONET
 141#define AF_ATMSVC       PF_ATMSVC
 142#define AF_RDS          PF_RDS
 143#define AF_SNA          PF_SNA
 144#define AF_IRDA         PF_IRDA
 145#define AF_PPPOX        PF_PPPOX
 146#define AF_WANPIPE      PF_WANPIPE
 147#define AF_LLC          PF_LLC
 148#define AF_CAN          PF_CAN
 149#define AF_TIPC         PF_TIPC
 150#define AF_BLUETOOTH    PF_BLUETOOTH
 151#define AF_IUCV         PF_IUCV
 152#define AF_RXRPC        PF_RXRPC
 153#define AF_ISDN         PF_ISDN
 154#define AF_PHONET       PF_PHONET
 155#define AF_IEEE802154   PF_IEEE802154
 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.  */
 177struct 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
 190struct 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.  */
 199enum
 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
 240                                           descriptor received through
 241                                           SCM_RIGHTS.  */
 242#define MSG_CMSG_CLOEXEC MSG_CMSG_CLOEXEC
 243  };
 244
 245
 246/* Structure describing messages sent by
 247   `sendmsg' and received by `recvmsg'.  */
 248struct 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.  */
 266struct 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
 296extern 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>.  */
 323enum
 324  {
 325    SCM_RIGHTS = 0x01           /* Transfer file descriptors.  */
 326#define SCM_RIGHTS SCM_RIGHTS
 327#ifdef __USE_GNU
 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 */
 335struct 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 <ros/glibc-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.  */
 403struct 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 */
 410