1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _ASM_MSGBUF_H 3 #define _ASM_MSGBUF_H 4 5 6 /* 7 * The msqid64_ds structure for the MIPS architecture. 8 * Note extra padding because this structure is passed back and forth 9 * between kernel and user space. 10 * 11 * Pad space is left for: 12 * - extension of time_t to 64-bit on 32-bitsystem to solve the y2038 problem 13 * - 2 miscellaneous unsigned long values 14 */ 15 16 struct msqid64_ds { 17 struct ipc64_perm msg_perm; 18 #if !defined(__mips64) && defined(__MIPSEB__) 19 unsigned long __unused1; 20 #endif 21 __kernel_time_t msg_stime; /* last msgsnd time */ 22 #if !defined(__mips64) && defined(__MIPSEL__) 23 unsigned long __unused1; 24 #endif 25 #if !defined(__mips64) && defined(__MIPSEB__) 26 unsigned long __unused2; 27 #endif 28 __kernel_time_t msg_rtime; /* last msgrcv time */ 29 #if !defined(__mips64) && defined(__MIPSEL__) 30 unsigned long __unused2; 31 #endif 32 #if !defined(__mips64) && defined(__MIPSEB__) 33 unsigned long __unused3; 34 #endif 35 __kernel_time_t msg_ctime; /* last change time */ 36 #if !defined(__mips64) && defined(__MIPSEL__) 37 unsigned long __unused3; 38 #endif 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 48 #endif /* _ASM_MSGBUF_H */ 49
