1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _ASM_MSGBUF_H
3#define _ASM_MSGBUF_H
4
5#include <asm/ipcbuf.h>
6
7/*
8 * The msqid64_ds structure for the MIPS 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 unsigned long values
14 */
15
16#if defined(__mips64)
17struct msqid64_ds {
18	struct ipc64_perm msg_perm;
19	long msg_stime;			/* last msgsnd time */
20	long msg_rtime;			/* last msgrcv time */
21	long msg_ctime;			/* last change time */
22	unsigned long  msg_cbytes;	/* current number of bytes on queue */
23	unsigned long  msg_qnum;	/* number of messages in queue */
24	unsigned long  msg_qbytes;	/* max number of bytes on queue */
25	__kernel_pid_t msg_lspid;	/* pid of last msgsnd */
26	__kernel_pid_t msg_lrpid;	/* last receive pid */
27	unsigned long  __unused4;
28	unsigned long  __unused5;
29};
30#elif defined (__MIPSEB__)
31struct msqid64_ds {
32	struct ipc64_perm msg_perm;
33	unsigned long  msg_stime_high;
34	unsigned long  msg_stime;	/* last msgsnd time */
35	unsigned long  msg_rtime_high;
36	unsigned long  msg_rtime;	/* last msgrcv time */
37	unsigned long  msg_ctime_high;
38	unsigned long  msg_ctime;	/* last change time */
39	unsigned long  msg_cbytes;	/* current number of bytes on queue */
40	unsigned long  msg_qnum;	/* number of messages in queue */
41	unsigned long  msg_qbytes;	/* max number of bytes on queue */
42	__kernel_pid_t msg_lspid;	/* pid of last msgsnd */
43	__kernel_pid_t msg_lrpid;	/* last receive pid */
44	unsigned long  __unused4;
45	unsigned long  __unused5;
46};
47#elif defined (__MIPSEL__)
48struct msqid64_ds {
49	struct ipc64_perm msg_perm;
50	unsigned long  msg_stime;	/* last msgsnd time */
51	unsigned long  msg_stime_high;
52	unsigned long  msg_rtime;	/* last msgrcv time */
53	unsigned long  msg_rtime_high;
54	unsigned long  msg_ctime;	/* last change time */
55	unsigned long  msg_ctime_high;
56	unsigned long  msg_cbytes;	/* current number of bytes on queue */
57	unsigned long  msg_qnum;	/* number of messages in queue */
58	unsigned long  msg_qbytes;	/* max number of bytes on queue */
59	__kernel_pid_t msg_lspid;	/* pid of last msgsnd */
60	__kernel_pid_t msg_lrpid;	/* last receive pid */
61	unsigned long  __unused4;
62	unsigned long  __unused5;
63};
64#else
65#warning no endianness set
66#endif
67
68#endif /* _ASM_MSGBUF_H */
69