zephyr/kernel/include/timeout_q.h

83 lines
1.8 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 <zephyr/kernel.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifdef CONFIG_SYS_CLOCK_EXISTS
static inline void z_init_timeout(struct _timeout *to)
{
sys_dnode_init(&to->node);
}
void z_add_timeout(struct _timeout *to, _timeout_func_t fn,
k_timeout_t timeout);
int z_abort_timeout(struct _timeout *to);
static inline bool z_is_inactive_timeout(const struct _timeout *to)
{
return !sys_dnode_is_linked(&to->node);
}
static inline void z_init_thread_timeout(struct _thread_base *thread_base)
{
z_init_timeout(&thread_base->timeout);
}
extern void z_thread_timeout(struct _timeout *timeout);
static inline void z_add_thread_timeout(struct k_thread *thread, k_timeout_t ticks)
{
z_add_timeout(&thread->base.timeout, z_thread_timeout, ticks);
}
static inline int z_abort_thread_timeout(struct k_thread *thread)
{
return z_abort_timeout(&thread->base.timeout);
}
int32_t z_get_next_timeout_expiry(void);
k_ticks_t z_timeout_remaining(const struct _timeout *timeout);
#else
/* Stubs when !CONFIG_SYS_CLOCK_EXISTS */
#define z_init_thread_timeout(thread_base) do {} while (false)
#define z_abort_thread_timeout(to) (0)
#define z_is_inactive_timeout(to) 1
#define z_get_next_timeout_expiry() ((int32_t) K_TICKS_FOREVER)
#define z_set_timeout_expiry(ticks, is_idle) do {} while (false)
static inline void z_add_thread_timeout(struct k_thread *thread, k_timeout_t ticks)
{
ARG_UNUSED(thread);
ARG_UNUSED(ticks);
}
#endif /* CONFIG_SYS_CLOCK_EXISTS */
#ifdef __cplusplus
}
#endif
#endif /* ZEPHYR_KERNEL_INCLUDE_TIMEOUT_Q_H_ */