1#ifndef _ASM_X86_MSGBUF_H
2#define _ASM_X86_MSGBUF_H
3
4/*
5 * The msqid64_ds structure for i386 architecture.
6 * Note extra padding because this structure is passed back and forth
7 * between kernel and user space.
8 *
9 * Pad space on i386 is left for:
10 * - 64-bit time_t to solve y2038 problem
11 * - 2 miscellaneous 32-bit values
12 *
13 * Pad space on x8664 is left for:
14 * - 2 miscellaneous 64-bit values
15 */
16struct msqid64_ds {
17	struct ipc64_perm msg_perm;
18	__kernel_time_t msg_stime;	/* last msgsnd time */
19#ifdef __i386__
20	unsigned long	__unused1;
21#endif
22	__kernel_time_t msg_rtime;	/* last msgrcv time */
23#ifdef __i386__
24	unsigned long	__unused2;
25#endif
26	__kernel_time_t msg_ctime;	/* last change time */
27#ifdef __i386__
28	unsigned long	__unused3;
29#endif
30	unsigned long  msg_cbytes;	/* current number of bytes on queue */
31	unsigned long  msg_qnum;	/* number of messages in queue */
32	unsigned long  msg_qbytes;	/* max number of bytes on queue */
33	__kernel_pid_t msg_lspid;	/* pid of last msgsnd */
34	__kernel_pid_t msg_lrpid;	/* last receive pid */
35	unsigned long  __unused4;
36	unsigned long  __unused5;
37};
38
39#endif /* _ASM_X86_MSGBUF_H */
40