1/* 2 * Copyright (C) 2016 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#include "chre/core/event_loop_manager.h" 18#include "chre/core/sensor_request.h" 19#include "chre/util/time.h" 20#include "chre/util/macros.h" 21#include "chre_api/chre/sensor.h" 22 23using chre::EventLoopManager; 24using chre::EventLoopManagerSingleton; 25using chre::Nanoseconds; 26using chre::SensorMode; 27using chre::SensorRequest; 28using chre::SensorType; 29 30using chre::getSensorModeFromEnum; 31using chre::getSensorTypeFromUnsignedInt; 32 33DLL_EXPORT bool chreSensorFindDefault(uint8_t sensorType, uint32_t *handle) { 34 SensorType validatedSensorType = getSensorTypeFromUnsignedInt(sensorType); 35 return (validatedSensorType != SensorType::Unknown 36 && EventLoopManagerSingleton::get()->getSensorRequestManager() 37 .getSensorHandle(validatedSensorType, handle)); 38} 39 40DLL_EXPORT bool chreGetSensorInfo(uint32_t sensorHandle, 41 struct chreSensorInfo *info) { 42 CHRE_ASSERT(info); 43 44 chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__); 45 46 bool success = false; 47 if (info != nullptr) { 48 success = EventLoopManagerSingleton::get()->getSensorRequestManager(). 49 getSensorInfo(sensorHandle, *nanoapp, info); 50 } 51 return success; 52} 53 54DLL_EXPORT bool chreGetSensorSamplingStatus( 55 uint32_t sensorHandle, struct chreSensorSamplingStatus *status) { 56 CHRE_ASSERT(status); 57 58 bool success = false; 59 if (status != nullptr) { 60 success = EventLoopManagerSingleton::get()->getSensorRequestManager(). 61 getSensorSamplingStatus(sensorHandle, status); 62 } 63 return success; 64} 65 66DLL_EXPORT bool chreSensorConfigure(uint32_t sensorHandle, 67 enum chreSensorConfigureMode mode, 68 uint64_t interval, uint64_t latency) { 69 chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__); 70 SensorMode sensorMode = getSensorModeFromEnum(mode); 71 SensorRequest sensorRequest(nanoapp, sensorMode, Nanoseconds(interval), 72 Nanoseconds(latency)); 73 return EventLoopManagerSingleton::get()->getSensorRequestManager() 74 .setSensorRequest(nanoapp, sensorHandle, sensorRequest); 75} 76