89 lines
2.2 KiB
C
89 lines
2.2 KiB
C
/**
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* @copyright
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*
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* Tencent is pleased to support the open source community by making IoT Hub available.
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* Copyright(C) 2018 - 2021 THL A29 Limited, a Tencent company.All rights reserved.
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*
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* Licensed under the MIT License(the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://opensource.org/licenses/MIT
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the License is
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* distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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* either express or implied. See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* @file qcloud_iot_timer.h
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* @brief timer interface
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* @author fancyxu (fancyxu@tencent.com)
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* @version 1.0
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* @date 2022-04-07
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*
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* @par Change Log:
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* <table>
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* <tr><th>Date <th>Version <th>Author <th>Description
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* <tr><td>2021-04-07 <td>1.0 <td>fancyxu <td>first commit
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* </table>
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*/
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#ifndef IOT_HUB_DEVICE_C_SDK_INCLUDE_COMMON_QCLOUD_IOT_TIMER_H_
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#define IOT_HUB_DEVICE_C_SDK_INCLUDE_COMMON_QCLOUD_IOT_TIMER_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "qcloud_iot_platform.h"
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/**
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* @brief Define timer.
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*
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*/
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#define QcloudIotTimer uint64_t
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/**
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* @brief Return if timer expired.
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*
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* @param[in] timer @see QcloudIotTimer
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* @return true expired
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* @return false no expired
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*/
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bool IOT_Timer_Expired(QcloudIotTimer *timer);
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/**
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* @brief Countdown ms.
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*
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* @param[in,out] timer @see QcloudIotTimer
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* @param[in] timeout_ms ms to count down
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*/
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void IOT_Timer_CountdownMs(QcloudIotTimer *timer, uint32_t timeout_ms);
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/**
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* @brief Countdown second
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*
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* @param[in,out] timer @see QcloudIotTimer
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* @param[in] timeout second to count down
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*/
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void IOT_Timer_Countdown(QcloudIotTimer *timer, uint32_t timeout);
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/**
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* @brief QcloudIotTimer remain ms.
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*
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* @param[in] timer @see QcloudIotTimer
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* @return ms
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*/
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uint64_t IOT_Timer_Remain(QcloudIotTimer *timer);
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/**
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* @brief Get current utf timestamp of second
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*
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* @return timestamp
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*/
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uint64_t IOT_Timer_CurrentSec(void);
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#ifdef __cplusplus
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}
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#endif
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#endif // IOT_HUB_DEVICE_C_SDK_INCLUDE_COMMON_QCLOUD_IOT_TIMER_H_
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