71 lines
2.0 KiB
C
71 lines
2.0 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_broadcast.h
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* @brief
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* @author fancyxu (fancyxu@tencent.com)
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* @version 1.0
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* @date 2021-07-18
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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>2021-07-18 <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_SERVICES_HUB_QCLOUD_IOT_BROADCAST_H_
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#define IOT_HUB_DEVICE_C_SDK_INCLUDE_SERVICES_HUB_QCLOUD_IOT_BROADCAST_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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#include "qcloud_iot_common.h"
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/**
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* @brief Callback when broadcast message arrived.
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*
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*/
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typedef void (*OnBroadcastArrivedCallback)(void *client, const char *msg, int msg_len, void *usr_data);
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/**
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* @brief Subscribe broadcast topic with callback.
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*
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* @param[in,out] client pointer to mqtt client
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* @param[in] callback callback to handle message
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* @param[in] usr_data usr data using in callback
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* @return @see IotReturnCode
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*/
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int IOT_Broadcast_Init(void *client, OnBroadcastArrivedCallback callback, void *usr_data);
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/**
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* @brief Unsubscribe broadcast topic.
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*
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* @param[in,out] client pointer to mqtt client
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* @return @see IotReturnCode
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*/
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int IOT_Broadcast_Deinit(void *client);
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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_SERVICES_HUB_QCLOUD_IOT_BROADCAST_H_
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