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author | alk3pInjection <webmaster@raspii.tech> | 2024-02-04 16:16:35 +0800 |
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committer | alk3pInjection <webmaster@raspii.tech> | 2024-02-04 16:16:35 +0800 |
commit | 6ce4ebed87858ecdd79a1091367c6e961055daa9 (patch) | |
tree | 1c2a6a60531acf791531bbd9c8ac14c23ef8a66c /aarch64-none-linux-gnu/libc/usr/include/mqueue.h |
https://developer.arm.com/downloads/-/arm-gnu-toolchain-downloads
Change-Id: I7303388733328cd98ab9aa3c30236db67f2e9e9c
Diffstat (limited to 'aarch64-none-linux-gnu/libc/usr/include/mqueue.h')
-rw-r--r-- | aarch64-none-linux-gnu/libc/usr/include/mqueue.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/aarch64-none-linux-gnu/libc/usr/include/mqueue.h b/aarch64-none-linux-gnu/libc/usr/include/mqueue.h new file mode 100644 index 0000000..126a6b5 --- /dev/null +++ b/aarch64-none-linux-gnu/libc/usr/include/mqueue.h @@ -0,0 +1,120 @@ +/* Copyright (C) 2004-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#ifndef _MQUEUE_H +#define _MQUEUE_H 1 + +#include <features.h> +#include <sys/types.h> +#include <fcntl.h> +#include <bits/types/sigevent_t.h> +#include <bits/types/struct_timespec.h> +/* Get the definition of mqd_t and struct mq_attr. */ +#include <bits/mqueue.h> + +__BEGIN_DECLS + +/* Establish connection between a process and a message queue NAME and + return message queue descriptor or (mqd_t) -1 on error. OFLAG determines + the type of access used. If O_CREAT is on OFLAG, the third argument is + taken as a `mode_t', the mode of the created message queue, and the fourth + argument is taken as `struct mq_attr *', pointer to message queue + attributes. If the fourth argument is NULL, default attributes are + used. */ +extern mqd_t mq_open (const char *__name, int __oflag, ...) + __THROW __nonnull ((1)); + +/* Removes the association between message queue descriptor MQDES and its + message queue. */ +extern int mq_close (mqd_t __mqdes) __THROW; + +/* Query status and attributes of message queue MQDES. */ +extern int mq_getattr (mqd_t __mqdes, struct mq_attr *__mqstat) + __THROW __nonnull ((2)); + +/* Set attributes associated with message queue MQDES and if OMQSTAT is + not NULL also query its old attributes. */ +extern int mq_setattr (mqd_t __mqdes, + const struct mq_attr *__restrict __mqstat, + struct mq_attr *__restrict __omqstat) + __THROW __nonnull ((2)); + +/* Remove message queue named NAME. */ +extern int mq_unlink (const char *__name) __THROW __nonnull ((1)); + +/* Register notification issued upon message arrival to an empty + message queue MQDES. */ +extern int mq_notify (mqd_t __mqdes, const struct sigevent *__notification) + __THROW; + +/* Receive the oldest from highest priority messages in message queue + MQDES. */ +extern ssize_t mq_receive (mqd_t __mqdes, char *__msg_ptr, size_t __msg_len, + unsigned int *__msg_prio) __nonnull ((2)); + +/* Add message pointed by MSG_PTR to message queue MQDES. */ +extern int mq_send (mqd_t __mqdes, const char *__msg_ptr, size_t __msg_len, + unsigned int __msg_prio) __nonnull ((2)); + +#ifdef __USE_XOPEN2K +# ifndef __USE_TIME_BITS64 +/* Receive the oldest from highest priority messages in message queue + MQDES, stop waiting if ABS_TIMEOUT expires. */ +extern ssize_t mq_timedreceive (mqd_t __mqdes, char *__restrict __msg_ptr, + size_t __msg_len, + unsigned int *__restrict __msg_prio, + const struct timespec *__restrict __abs_timeout) + __nonnull ((2, 5)); + +/* Add message pointed by MSG_PTR to message queue MQDES, stop blocking + on full message queue if ABS_TIMEOUT expires. */ +extern int mq_timedsend (mqd_t __mqdes, const char *__msg_ptr, + size_t __msg_len, unsigned int __msg_prio, + const struct timespec *__abs_timeout) + __nonnull ((2, 5)); +# else +# ifdef __REDIRECT +extern int __REDIRECT (mq_timedreceive, (mqd_t __mqdes, + char *__restrict __msg_ptr, + size_t __msg_len, + unsigned int *__restrict __msg_prio, + const struct timespec *__restrict __abs_timeout), + __mq_timedreceive_time64) + __nonnull ((2, 5)); + +extern int __REDIRECT (mq_timedsend, (mqd_t __mqdes, + const char *__msg_ptr, size_t __msg_len, + unsigned int __msg_prio, + const struct timespec *__abs_timeout), + __mq_timedsend_time64) + __nonnull ((2, 5)); +# else +# define mq_timedreceive __mq_timedreceive_time64 +# define mq_timedsend __mq_timedsend_time64 +# endif +# endif +#endif + +/* Define some inlines helping to catch common problems. */ +#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function \ + && defined __va_arg_pack_len +# include <bits/mqueue2.h> +#endif + +__END_DECLS + +#endif /* mqueue.h */ |