1 /*
2  * Copyright (c) 2021 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef SENSOR_FILE_DESCRIPTOR_LISTENER_H
17 #define SENSOR_FILE_DESCRIPTOR_LISTENER_H
18 
19 #include <cstdint>
20 
21 #include "file_descriptor_listener.h"
22 #include "sensor_data_channel.h"
23 
24 namespace OHOS {
25 namespace Sensors {
26 class SensorFileDescriptorListener : public AppExecFwk::FileDescriptorListener {
27 public:
28     SensorFileDescriptorListener();
29     ~SensorFileDescriptorListener();
30     void OnReadable(int32_t fileDescriptor) override;
31     void OnShutdown(int32_t fileDescriptor) override;
32     void OnException(int32_t fileDescriptor) override;
33     void SetChannel(SensorDataChannel *channel);
34     void ExcuteCallback(int32_t length);
35 
36 private:
37     SensorDataChannel *channel_ = nullptr;
38     SensorData *receiveDataBuff_ = nullptr;
39 };
40 } // namespace Sensors
41 } // namespace OHOS
42 #endif // SENSOR_FILE_DESCRIPTOR_LISTENER_H
43