zephyr/kernel/include/timeout_q.h

68 lines
1.4 KiB
C

/*
* Copyright (c) 2015 Wind River Systems, Inc.
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_KERNEL_INCLUDE_TIMEOUT_Q_H_
#define ZEPHYR_KERNEL_INCLUDE_TIMEOUT_Q_H_
/**
* @file
* @brief timeout queue for threads on kernel objects
*/
#include <kernel.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifdef CONFIG_SYS_CLOCK_EXISTS
static inline void _init_timeout(struct _timeout *t, _timeout_func_t fn)
{
t->dticks = _INACTIVE;
}
void _add_timeout(struct _timeout *to, _timeout_func_t fn, s32_t ticks);
int _abort_timeout(struct _timeout *to);
static inline void _init_thread_timeout(struct _thread_base *thread_base)
{
_init_timeout(&thread_base->timeout, NULL);
}
extern void z_thread_timeout(struct _timeout *to);
static inline void _add_thread_timeout(struct k_thread *th, s32_t ticks)
{
_add_timeout(&th->base.timeout, z_thread_timeout, ticks);
}
static inline int _abort_thread_timeout(struct k_thread *thread)
{
return _abort_timeout(&thread->base.timeout);
}
s32_t _get_next_timeout_expiry(void);
s32_t z_timeout_remaining(struct _timeout *timeout);
#else
/* Stubs when !CONFIG_SYS_CLOCK_EXISTS */
#define _init_thread_timeout(t) do {} while (0)
#define _add_thread_timeout(th, to) do {} while (0 && (void *)to && (void *)th)
#define _abort_thread_timeout(t) (0)
#define _get_next_timeout_expiry() (K_FOREVER)
#endif
#ifdef __cplusplus
}
#endif
#endif /* ZEPHYR_KERNEL_INCLUDE_TIMEOUT_Q_H_ */