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evtimer.h
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1/*
2 * SPDX-FileCopyrightText: 2016-2017 Kaspar Schleiser <kaspar@schleiser.de>
3 * SPDX-FileCopyrightText: 2017 Freie Universität Berlin
4 * SPDX-License-Identifier: LGPL-2.1-only
5 */
6
7#pragma once
8
39
40#include <stdint.h>
41#include "modules.h"
42
43#include "ztimer.h"
44
45#ifdef __cplusplus
46extern "C" {
47#endif
48
52typedef struct evtimer_event {
54 uint32_t offset;
56
61
72
84
92
100
106void evtimer_print(const evtimer_t *evtimer);
107
111static inline uint32_t evtimer_now_msec(void)
112{
113 return ztimer_now(ZTIMER_MSEC);
114}
115
116#ifdef __cplusplus
117}
118#endif
119
struct evtimer_event evtimer_event_t
Generic event.
void evtimer_print(const evtimer_t *evtimer)
Print overview of current state of an event timer.
void evtimer_init(evtimer_t *evtimer, evtimer_callback_t handler)
Initializes an event timer.
void(* evtimer_callback_t)(evtimer_event_t *event)
Event timer callback type.
Definition evtimer.h:60
void evtimer_del(evtimer_t *evtimer, evtimer_event_t *event)
Removes an event from an event timer.
static uint32_t evtimer_now_msec(void)
Return the current system time in msec.
Definition evtimer.h:111
void evtimer_add(evtimer_t *evtimer, evtimer_event_t *event)
Adds event to an event timer.
static ztimer_now_t ztimer_now(ztimer_clock_t *clock)
Get the current time from a clock.
Definition ztimer.h:680
ztimer_clock_t *const ZTIMER_MSEC
Default ztimer millisecond clock.
Common macros and compiler attributes/pragmas configuration.
event structure
Definition event.h:142
Generic event.
Definition evtimer.h:52
uint32_t offset
offset in milliseconds from previous event
Definition evtimer.h:54
struct evtimer_event * next
the next event in the queue
Definition evtimer.h:53
Event timer.
Definition evtimer.h:65
uint32_t base
Absolute time the first event is built on.
Definition evtimer.h:67
evtimer_callback_t callback
Handler function for this evtimer's event type.
Definition evtimer.h:68
ztimer_t timer
Timer.
Definition evtimer.h:66
evtimer_event_t * events
Event queue.
Definition evtimer.h:70
ztimer structure
Definition ztimer.h:316
ztimer API