xref: /linux/arch/mips/include/uapi/asm/msgbuf.h (revision 6c7353836a91b1479e6b81791cdc163fb04b4834)
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)
17 struct 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__)
31 struct 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__)
48 struct 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