linux/arch/parisc/include/uapi/asm/msgbuf.h
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   1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2#ifndef _PARISC_MSGBUF_H
   3#define _PARISC_MSGBUF_H
   4
   5#include <asm/bitsperlong.h>
   6#include <asm/ipcbuf.h>
   7
   8/* 
   9 * The msqid64_ds structure for parisc architecture, copied from sparc.
  10 * Note extra padding because this structure is passed back and forth
  11 * between kernel and user space.
  12 *
  13 * Pad space is left for:
  14 * - 2 miscellaneous 32-bit values
  15 */
  16
  17struct msqid64_ds {
  18        struct ipc64_perm msg_perm;
  19#if __BITS_PER_LONG == 64
  20        long             msg_stime;     /* last msgsnd time */
  21        long             msg_rtime;     /* last msgrcv time */
  22        long             msg_ctime;     /* last change time */
  23#else
  24        unsigned long   msg_stime_high;
  25        unsigned long   msg_stime;      /* last msgsnd time */
  26        unsigned long   msg_rtime_high;
  27        unsigned long   msg_rtime;      /* last msgrcv time */
  28        unsigned long   msg_ctime_high;
  29        unsigned long   msg_ctime;      /* last change time */
  30#endif
  31        unsigned long   msg_cbytes;     /* current number of bytes on queue */
  32        unsigned long   msg_qnum;       /* number of messages in queue */
  33        unsigned long   msg_qbytes;     /* max number of bytes on queue */
  34        __kernel_pid_t  msg_lspid;      /* pid of last msgsnd */
  35        __kernel_pid_t  msg_lrpid;      /* last receive pid */
  36        unsigned long   __unused1;
  37        unsigned long   __unused2;
  38};
  39
  40#endif /* _PARISC_MSGBUF_H */
  41