/* ----------------------------------------------------------------------------
 * Copyright (c) Huawei Technologies Co., Ltd. 2013-2020. All rights reserved.
 * Description: Util Timer
 * Author: Huawei LiteOS Team
 * Create: 2013-01-01
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 1. Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
 * of conditions and the following disclaimer in the documentation and/or other materials
 * provided with the distribution.
 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
 * to endorse or promote products derived from this software without specific prior written
 * permission.
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * --------------------------------------------------------------------------- */

#ifdef LWM2M_BOOTSTRAP
#ifdef LWM2M_CLIENT_MODE
#include "util_timer.h"
#include "liblwm2m.h"

void timer_init(util_timer_t *timer, time_t interval, void(*callback)(void *param), void *param)
{
    timer->expireTime = lwm2m_gettime() + interval;
    timer->interval = interval;
    timer->startFlag = false;
    timer->callback = callback;
    timer->param = param;
}

void timer_start(util_timer_t *timer)
{
    timer->startFlag = true;
}

void timer_stop(util_timer_t *timer)
{
    timer->startFlag = false;
}

void timer_step(util_timer_t *timer)
{
    time_t current;

    if (!timer->startFlag) {
        return;
    }

    current = lwm2m_gettime();
    if (current < timer->expireTime) {
        return;
    }

    if (timer->callback != NULL) {
        timer->callback(timer->param);
    }

    timer->expireTime = current + timer->interval;
}

#endif // LWM2M_CLIENT_MODE
#endif // LWM2M_BOOTSTRAP
