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1 // Copyright (C) 2017 The Android Open Source Project
2 // SPDX-License-Identifier: BSD-2-Clause
3 
4 #if defined(__BIONIC__)
5 
6 #include <sys/msg.h>
7 
8 #include "header_checks.h"
9 
sys_msg_h()10 static void sys_msg_h() {
11   TYPE(msgqnum_t);
12   TYPE(msglen_t);
13 
14   MACRO(MSG_NOERROR);
15 
16   TYPE(struct msqid_ds);
17   STRUCT_MEMBER(struct msqid_ds, struct ipc_perm, msg_perm);
18   STRUCT_MEMBER(struct msqid_ds, msgqnum_t, msg_qnum);
19   STRUCT_MEMBER(struct msqid_ds, msglen_t, msg_qbytes);
20   STRUCT_MEMBER(struct msqid_ds, pid_t, msg_lspid);
21   STRUCT_MEMBER(struct msqid_ds, pid_t, msg_lrpid);
22 #if defined(__LP64__)
23   STRUCT_MEMBER(struct msqid_ds, time_t, msg_stime);
24   STRUCT_MEMBER(struct msqid_ds, time_t, msg_rtime);
25   STRUCT_MEMBER(struct msqid_ds, time_t, msg_ctime);
26 #else
27   // Starting at kernel v4.19, 32 bit changed these to unsigned values.
28   STRUCT_MEMBER(struct msqid_ds, unsigned long, msg_stime);
29   STRUCT_MEMBER(struct msqid_ds, unsigned long, msg_rtime);
30   STRUCT_MEMBER(struct msqid_ds, unsigned long, msg_ctime);
31 #endif
32 
33   TYPE(pid_t);
34   TYPE(size_t);
35   TYPE(ssize_t);
36   TYPE(time_t);
37 
38   FUNCTION(msgctl, int (*f)(int, int, struct msqid_ds*));
39   FUNCTION(msgget, int (*f)(key_t, int));
40   FUNCTION(msgrcv, ssize_t (*f)(int, void*, size_t, long, int));
41   FUNCTION(msgsnd, int (*f)(int, const void*, size_t, int));
42 }
43 #endif
44