1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _SPARC_MSGBUF_H 3 #define _SPARC_MSGBUF_H 4 5 #include <asm/ipcbuf.h> 6 7 /* 8 * The msqid64_ds structure for sparc64 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 32-bit values 14 */ 15 struct msqid64_ds { 16 struct ipc64_perm msg_perm; 17 #if defined(__sparc__) && defined(__arch64__) 18 long msg_stime; /* last msgsnd time */ 19 long msg_rtime; /* last msgrcv time */ 20 long msg_ctime; /* last change time */ 21 #else 22 unsigned long msg_stime_high; 23 unsigned long msg_stime; /* last msgsnd time */ 24 unsigned long msg_rtime_high; 25 unsigned long msg_rtime; /* last msgrcv time */ 26 unsigned long msg_ctime_high; 27 unsigned long msg_ctime; /* last change time */ 28 #endif 29 unsigned long msg_cbytes; /* current number of bytes on queue */ 30 unsigned long msg_qnum; /* number of messages in queue */ 31 unsigned long msg_qbytes; /* max number of bytes on queue */ 32 __kernel_pid_t msg_lspid; /* pid of last msgsnd */ 33 __kernel_pid_t msg_lrpid; /* last receive pid */ 34 unsigned long __unused1; 35 unsigned long __unused2; 36 }; 37 #endif /* _SPARC_MSGBUF_H */ 38