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/*
* Copyright (C) 2019 Intel Corporation. All rights reserved.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*/
#include <stdlib.h>
#include <string.h>
#include "wa-inc/timer_wasm_app.h"
#include "timer_api.h"
#if 1
#include <stdio.h>
#else
#define printf (...)
#endif
struct user_timer {
struct user_timer *next;
int timer_id;
void (*user_timer_callback)(user_timer_t);
};
struct user_timer *g_timers = NULL;
user_timer_t
api_timer_create(int interval, bool is_period, bool auto_start,
on_user_timer_update_f on_timer_update)
{
int timer_id = wasm_create_timer(interval, is_period, auto_start);
// TODO
struct user_timer *timer =
(struct user_timer *)malloc(sizeof(struct user_timer));
if (timer == NULL) {
// TODO: remove the timer_id
printf("### api_timer_create malloc faild!!! \n");
return NULL;
}
memset(timer, 0, sizeof(*timer));
timer->timer_id = timer_id;
timer->user_timer_callback = on_timer_update;
if (g_timers == NULL)
g_timers = timer;
else {
timer->next = g_timers;
g_timers = timer;
}
return timer;
}
void
api_timer_cancel(user_timer_t timer)
{
user_timer_t t = g_timers, prev = NULL;
wasm_timer_cancel(timer->timer_id);
while (t) {
if (t == timer) {
if (prev == NULL) {
g_timers = t->next;
free(t);
}
else {
prev->next = t->next;
free(t);
}
return;
}
else {
prev = t;
t = t->next;
}
}
}
void
api_timer_restart(user_timer_t timer, int interval)
{
wasm_timer_restart(timer->timer_id, interval);
}
void
on_timer_callback(int timer_id)
{
struct user_timer *t = g_timers;
while (t) {
if (t->timer_id == timer_id) {
t->user_timer_callback(t);
break;
}
t = t->next;
}
}
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