msgbuf.h (1246B)
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 */