uapi/asm/msgbuf.h

0001 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
0002 #ifndef _SPARC_MSGBUF_H
0003 #define _SPARC_MSGBUF_H
0004
0005 #include <asm/ipcbuf.h>
0006
0007 /*
0008  * The msqid64_ds structure for sparc64 architecture.
0009  * Note extra padding because this structure is passed back and forth
0010  * between kernel and user space.
0011  *
0012  * Pad space is left for:
0013  * - 2 miscellaneous 32-bit values
0014  */
0015 struct msqid64_ds {
0016     struct ipc64_perm msg_perm;
0017 #if defined(__sparc__) && defined(__arch64__)
0018     long msg_stime;         /* last msgsnd time */
0019     long msg_rtime;         /* last msgrcv time */
0020     long msg_ctime;         /* last change time */
0021 #else
0022     unsigned long msg_stime_high;
0023     unsigned long msg_stime;    /* last msgsnd time */
0024     unsigned long msg_rtime_high;
0025     unsigned long msg_rtime;    /* last msgrcv time */
0026     unsigned long msg_ctime_high;
0027     unsigned long msg_ctime;    /* last change time */
0028 #endif
0029     unsigned long  msg_cbytes;  /* current number of bytes on queue */
0030     unsigned long  msg_qnum;    /* number of messages in queue */
0031     unsigned long  msg_qbytes;  /* max number of bytes on queue */
0032     __kernel_pid_t msg_lspid;   /* pid of last msgsnd */
0033     __kernel_pid_t msg_lrpid;   /* last receive pid */
0034     unsigned long  __unused1;
0035     unsigned long  __unused2;
0036 };
0037 #endif /* _SPARC_MSGBUF_H */