1/* Send a message to a message queue with a timeout. Linux version.
2 Copyright (C) 2017-2021 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <mqueue.h>
20#include <sysdep-cancel.h>
21
22/* Add message pointed by MSG_PTR to message queue MQDES, stop blocking
23 on full message queue if ABS_TIMEOUT expires. */
24int
25__mq_timedsend_time64 (mqd_t mqdes, const char *msg_ptr, size_t msg_len,
26 unsigned int msg_prio,
27 const struct __timespec64 *abs_timeout)
28{
29# ifndef __NR_mq_timedsend_time64
30# define __NR_mq_timedsend_time64 __NR_mq_timedsend
31# endif
32 int ret = SYSCALL_CANCEL (mq_timedsend_time64, mqdes, msg_ptr, msg_len,
33 msg_prio, abs_timeout);
34
35#ifndef __ASSUME_TIME64_SYSCALLS
36 if (ret == 0 || errno != ENOSYS)
37 return ret;
38
39 struct timespec ts32;
40 if (abs_timeout != NULL)
41 {
42 if (! in_time_t_range (abs_timeout->tv_sec))
43 {
44 __set_errno (EOVERFLOW);
45 return -1;
46 }
47
48 ts32 = valid_timespec64_to_timespec (*abs_timeout);
49 }
50
51 ret = SYSCALL_CANCEL (mq_timedsend, mqdes, msg_ptr, msg_len, msg_prio,
52 abs_timeout != NULL ? &ts32 : NULL);
53#endif
54
55 return ret;
56}
57
58#if __TIMESIZE != 64
59librt_hidden_def (__mq_timedsend_time64)
60
61int
62__mq_timedsend (mqd_t mqdes, const char *msg_ptr, size_t msg_len,
63 unsigned int msg_prio, const struct timespec *abs_timeout)
64{
65 struct __timespec64 ts64;
66 if (abs_timeout != NULL)
67 ts64 = valid_timespec_to_timespec64 (*abs_timeout);
68
69 return __mq_timedsend_time64 (mqdes, msg_ptr, msg_len, msg_prio,
70 abs_timeout != NULL ? &ts64 : NULL);
71}
72#endif
73
74hidden_def (__mq_timedsend)
75weak_alias (__mq_timedsend, mq_timedsend)
76hidden_weak (mq_timedsend)
77