67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
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/*
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* Copyright (c) 2018 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef __MQUEUE_H__
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#define __MQUEUE_H__
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#include <kernel.h>
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#include <time.h>
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#include "sys/types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef void *mqd_t;
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typedef unsigned int mode_t;
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typedef struct mq_attr {
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long mq_flags;
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long mq_maxmsg;
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long mq_msgsize;
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long mq_curmsgs; /* Number of messages currently queued. */
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} mq_attr;
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/* FIXME: below should be defined into fcntl.h file.
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* This is temporarily put here.
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*/
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#ifndef _SYS_FCNTL_H_
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#define O_CREAT_POS 9
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#define O_CREAT (1 << O_CREAT_POS)
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#define O_EXCL_POS 11
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#define O_EXCL (1 << O_EXCL_POS)
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#define O_NONBLOCK_POS 14
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#define O_NONBLOCK (1 << O_NONBLOCK_POS)
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#define O_RDONLY 0
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#define O_WRONLY 1
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#define O_RDWR 2
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#endif /* _SYS_FCNTL_H_ */
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mqd_t mq_open(const char *name, int oflags, ...);
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int mq_close(mqd_t mqdes);
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int mq_unlink(const char *name);
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int mq_getattr(mqd_t mqdes, struct mq_attr *mqstat);
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int mq_receive(mqd_t mqdes, char *msg_ptr, size_t msg_len,
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unsigned int *msg_prio);
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int mq_send(mqd_t mqdes, const char *msg_ptr, size_t msg_len,
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unsigned int msg_prio);
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int mq_setattr(mqd_t mqdes, const struct mq_attr *mqstat,
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struct mq_attr *omqstat);
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int mq_timedreceive(mqd_t mqdes, char *msg_ptr, size_t msg_len,
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unsigned int *msg_prio, const struct timespec *abstime);
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int mq_timedsend(mqd_t mqdes, const char *msg_ptr, size_t msg_len,
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unsigned int msg_prio, const struct timespec *abstime);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __MQUEUE_H__ */
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