msgbuf.h 1.2 KB

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