Linux Kernel  3.7.1
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msgbuf.h
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1 #ifndef _PARISC_MSGBUF_H
2 #define _PARISC_MSGBUF_H
3 
4 /*
5  * The msqid64_ds structure for parisc architecture, copied from sparc.
6  * Note extra padding because this structure is passed back and forth
7  * between kernel and user space.
8  *
9  * Pad space is left for:
10  * - 64-bit time_t to solve y2038 problem
11  * - 2 miscellaneous 32-bit values
12  */
13 
14 struct msqid64_ds {
15  struct ipc64_perm msg_perm;
16 #ifndef CONFIG_64BIT
17  unsigned int __pad1;
18 #endif
19  __kernel_time_t msg_stime; /* last msgsnd time */
20 #ifndef CONFIG_64BIT
21  unsigned int __pad2;
22 #endif
23  __kernel_time_t msg_rtime; /* last msgrcv time */
24 #ifndef CONFIG_64BIT
25  unsigned int __pad3;
26 #endif
27  __kernel_time_t msg_ctime; /* last change time */
28  unsigned int msg_cbytes; /* current number of bytes on queue */
29  unsigned int msg_qnum; /* number of messages in queue */
30  unsigned int msg_qbytes; /* max number of bytes on queue */
31  __kernel_pid_t msg_lspid; /* pid of last msgsnd */
32  __kernel_pid_t msg_lrpid; /* last receive pid */
33  unsigned int __unused1;
34  unsigned int __unused2;
35 };
36 
37 #endif /* _PARISC_MSGBUF_H */