1#ifndef _SYS_MSG_H
2#define _SYS_MSG_H
3
4#ifdef __cplusplus
5extern "C" {
6#endif
7
8#include <sys/ipc.h>
9
10#define __NEED_pid_t
11#define __NEED_key_t
12#define __NEED_time_t
13#define __NEED_size_t
14#define __NEED_ssize_t
15
16#include <bits/alltypes.h>
17
18typedef unsigned long msgqnum_t;
19typedef unsigned long msglen_t;
20
21#include <bits/msg.h>
22
23#define __msg_cbytes msg_cbytes
24
25#define MSG_NOERROR 010000
26#define MSG_EXCEPT 020000
27
28#define MSG_STAT (11 | (IPC_STAT & 0x100))
29#define MSG_INFO 12
30#define MSG_STAT_ANY (13 | (IPC_STAT & 0x100))
31
32struct msginfo {
33 int msgpool, msgmap, msgmax, msgmnb, msgmni, msgssz, msgtql;
34 unsigned short msgseg;
35};
36
37int msgctl (int, int, struct msqid_ds *);
38int msgget (key_t, int);
39ssize_t msgrcv (int, void *, size_t, long, int);
40int msgsnd (int, const void *, size_t, int);
41
42#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
43struct msgbuf {
44 long mtype;
45 char mtext[1];
46};
47#endif
48
49#ifdef __cplusplus
50}
51#endif
52
53#endif