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PATH: usr / include / bits

/* Copyright (C) 1995-2012 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 _SYS_MSG_H
# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."
#endif

#include <bits/types.h>

/* Define options for message queue functions.  */
#define MSG_NOERROR	010000	/* no error if message is too big */
#ifdef __USE_GNU
# define MSG_EXCEPT	020000	/* recv any msg except of specified type */
#endif

/* Types used in the structure definition.  */
typedef __syscall_ulong_t msgqnum_t;
typedef __syscall_ulong_t msglen_t;

/* Structure of record for one message inside the kernel.
   The type `struct msg' is opaque.  */
struct msqid_ds
{
  struct ipc_perm msg_perm;	/* structure describing operation permission */
  __time_t msg_stime;		/* time of last msgsnd command */
#ifndef __x86_64__
  unsigned long int __unused1;
#endif
  __time_t msg_rtime;		/* time of last msgrcv command */
#ifndef __x86_64__
  unsigned long int __unused2;
#endif
  __time_t msg_ctime;		/* time of last change */
#ifndef __x86_64__
  unsigned long int __unused3;
#endif
  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */
  msgqnum_t msg_qnum;		/* number of messages currently on queue */
  msglen_t msg_qbytes;		/* max number of bytes allowed on queue */
  __pid_t msg_lspid;		/* pid of last msgsnd() */
  __pid_t msg_lrpid;		/* pid of last msgrcv() */
  __syscall_ulong_t __unused4;
  __syscall_ulong_t __unused5;
};

#ifdef __USE_MISC

# define msg_cbytes	__msg_cbytes

/* ipcs ctl commands */
# define MSG_STAT 11
# define MSG_INFO 12
# define MSG_STAT_ANY 13

/* buffer for msgctl calls IPC_INFO, MSG_INFO */
struct msginfo
  {
    int msgpool;
    int msgmap;
    int msgmax;
    int msgmnb;
    int msgmni;
    int msgssz;
    int msgtql;
    unsigned short int msgseg;
  };

#endif /* __USE_MISC */

[-] inf.h [edit]
[-] sched.h [edit]
[-] netdb.h [edit]
[-] ipctypes.h [edit]
[-] wchar.h [edit]
[-] fcntl2.h [edit]
[-] fcntl-linux.h [edit]
[-] wchar2.h [edit]
[-] mman.h [edit]
[-] wchar-ldbl.h [edit]
[-] environments.h [edit]
[-] string.h [edit]
[-] socket.h [edit]
[-] fenvinline.h [edit]
[-] unistd.h [edit]
[-] monetary-ldbl.h [edit]
[-] eventfd.h [edit]
[-] endian.h [edit]
[-] locale.h [edit]
[-] typesizes.h [edit]
[-] printf-ldbl.h [edit]
[-] ipc.h [edit]
[-] dirent.h [edit]
[-] resource.h [edit]
[-] waitstatus.h [edit]
[-] mathdef.h [edit]
[-] wordsize.h [edit]
[-] stdio_lim.h [edit]
[+] ..
[-] initspin.h [edit]
[-] shm.h [edit]
[-] sysctl.h [edit]
[-] fenv.h [edit]
[-] posix2_lim.h [edit]
[-] xopen_lim.h [edit]
[-] stdio-ldbl.h [edit]
[-] sockaddr.h [edit]
[-] ioctl-types.h [edit]
[-] pthreadtypes.h [edit]
[-] syscall.h [edit]
[-] sys_errlist.h [edit]
[-] select2.h [edit]
[-] stdio-lock.h [edit]
[-] errno.h [edit]
[-] local_lim.h [edit]
[-] fcntl.h [edit]
[-] huge_valf.h [edit]
[-] mqueue.h [edit]
[-] stat.h [edit]
[-] waitflags.h [edit]
[-] huge_vall.h [edit]
[-] semaphore.h [edit]
[-] signum.h [edit]
[-] mathcalls.h [edit]
[-] siginfo.h [edit]
[-] poll2.h [edit]
[-] socket2.h [edit]
[-] select.h [edit]
[-] sigaction.h [edit]
[-] timex.h [edit]
[-] time.h [edit]
[-] setjmp.h [edit]
[-] types.h [edit]
[-] utmpx.h [edit]
[-] posix_opt.h [edit]
[-] stdlib.h [edit]
[-] syslog.h [edit]
[-] ioctls.h [edit]
[-] sigstack.h [edit]
[-] uio.h [edit]
[-] libio-ldbl.h [edit]
[-] inotify.h [edit]
[-] statvfs.h [edit]
[-] poll.h [edit]
[-] math-finite.h [edit]
[-] stdio.h [edit]
[-] stdlib-float.h [edit]
[-] mathinline.h [edit]
[-] mqueue2.h [edit]
[-] nan.h [edit]
[-] statfs.h [edit]
[-] sem.h [edit]
[-] termios.h [edit]
[-] posix1_lim.h [edit]
[-] param.h [edit]
[-] socket_type.h [edit]
[-] cmathcalls.h [edit]
[-] elfclass.h [edit]
[-] ustat.h [edit]
[-] msq.h [edit]
[-] byteswap-16.h [edit]
[-] error.h [edit]
[-] string3.h [edit]
[-] a.out.h [edit]
[-] utsname.h [edit]
[-] timerfd.h [edit]
[-] epoll.h [edit]
[-] setjmp2.h [edit]
[-] sigthread.h [edit]
[-] string2.h [edit]
[-] huge_val.h [edit]
[-] stab.def [edit]
[-] libc-lock.h [edit]
[-] sigcontext.h [edit]
[-] sigset.h [edit]
[-] stdio2.h [edit]
[-] dlfcn.h [edit]
[-] syslog-path.h [edit]
[-] signalfd.h [edit]
[-] confname.h [edit]
[-] utmp.h [edit]
[-] in.h [edit]
[-] byteswap.h [edit]
[-] link.h [edit]
[-] stdlib-ldbl.h [edit]
[-] hwcap.h [edit]
[-] syslog-ldbl.h [edit]