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- #ifndef _SPARC_MSGBUF_H
- #define _SPARC_MSGBUF_H
- /*
- * The msqid64_ds structure for sparc64 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
- * - 2 miscellaneous 32-bit values
- */
- #if defined(__sparc__) && defined(__arch64__)
- # define PADDING(x)
- #else
- # define PADDING(x) unsigned int x;
- #endif
- struct msqid64_ds {
- struct ipc64_perm msg_perm;
- PADDING(__pad1)
- __kernel_time_t msg_stime; /* last msgsnd time */
- PADDING(__pad2)
- __kernel_time_t msg_rtime; /* last msgrcv time */
- PADDING(__pad3)
- __kernel_time_t msg_ctime; /* last change time */
- unsigned long msg_cbytes; /* current number of bytes on queue */
- unsigned long msg_qnum; /* number of messages in queue */
- unsigned long msg_qbytes; /* max number of bytes on queue */
- __kernel_pid_t msg_lspid; /* pid of last msgsnd */
- __kernel_pid_t msg_lrpid; /* last receive pid */
- unsigned long __unused1;
- unsigned long __unused2;
- };
- #undef PADDING
- #endif /* _SPARC_MSGBUF_H */
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