arch/sparc/include/uapi/asm/msgbuf.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _SPARC_MSGBUF_H
   3 #define _SPARC_MSGBUF_H
   4
   5 #include <asm/ipcbuf.h>
   6
   7 /*
   8  * The msqid64_ds structure for sparc64 architecture.
   9  * Note extra padding because this structure is passed back and forth
  10  * between kernel and user space.
  11  *
  12  * Pad space is left for:
  13  * - 2 miscellaneous 32-bit values
  14  */
  15 struct msqid64_ds {
  16         struct ipc64_perm msg_perm;
  17 #if defined(__sparc__) && defined(__arch64__)
  18         long msg_stime;                 /* last msgsnd time */
  19         long msg_rtime;                 /* last msgrcv time */
  20         long msg_ctime;                 /* last change time */
  21 #else
  22         unsigned long msg_stime_high;
  23         unsigned long msg_stime;        /* last msgsnd time */
  24         unsigned long msg_rtime_high;
  25         unsigned long msg_rtime;        /* last msgrcv time */
  26         unsigned long msg_ctime_high;
  27         unsigned long msg_ctime;        /* last change time */
  28 #endif
  29         unsigned long  msg_cbytes;      /* current number of bytes on queue */
  30         unsigned long  msg_qnum;        /* number of messages in queue */
  31         unsigned long  msg_qbytes;      /* max number of bytes on queue */
  32         __kernel_pid_t msg_lspid;       /* pid of last msgsnd */
  33         __kernel_pid_t msg_lrpid;       /* last receive pid */
  34         unsigned long  __unused1;
  35         unsigned long  __unused2;
  36 };
  37 #endif /* _SPARC_MSGBUF_H */