1 /*
2  * Copyright (C) 2019 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef CHRE_PLATFORM_LINUX_PLATFORM_SENSOR_MANAGER_BASE_H_
18 #define CHRE_PLATFORM_LINUX_PLATFORM_SENSOR_MANAGER_BASE_H_
19 
20 #include <cstdint>
21 
22 #include "chre/pal/sensor.h"
23 
24 namespace chre {
25 
26 /**
27  * Storage for the Linux implementation of the PlatformSensorManager class.
28  */
29 class PlatformSensorManagerBase {
30  public:
31   //! The instance of callbacks that are provided to the CHRE PAL.
32   static const chrePalSensorCallbacks sSensorCallbacks;
33 
34   //! The instance of the CHRE PAL API. This will be set to nullptr if the
35   //! platform does not supply an implementation.
36   const chrePalSensorApi *mSensorApi;
37 
38  private:
39   //! Event handlers for the CHRE Sensor PAL. Refer to chre/pal/sensor.h for
40   //! further information.
41   static void samplingStatusUpdateCallback(
42       uint32_t sensorHandle, struct chreSensorSamplingStatus *status);
43   static void dataEventCallback(uint32_t sensorHandle, void *data);
44   static void biasEventCallback(uint32_t sensorHandle, void *biasData);
45   static void flushCompleteCallback(uint32_t sensorHandle,
46                                     uint32_t flushRequestId, uint8_t errorCode);
47 };
48 
49 }  // namespace chre
50 
51 #endif  // CHRE_PLATFORM_LINUX_PLATFORM_SENSOR_MANAGER_BASE_H_
52