SensorService.h revision fc32881fcc68640d008c7515cdd1bcd866f72cd5
1fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian/* 2fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * Copyright (C) 2010 The Android Open Source Project 3fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * 4fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * Licensed under the Apache License, Version 2.0 (the "License"); 5fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * you may not use this file except in compliance with the License. 6fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * You may obtain a copy of the License at 7fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * 8fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * http://www.apache.org/licenses/LICENSE-2.0 9fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * 10fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * Unless required by applicable law or agreed to in writing, software 11fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * distributed under the License is distributed on an "AS IS" BASIS, 12fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * See the License for the specific language governing permissions and 14fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian * limitations under the License. 15fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian */ 16fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 17fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#ifndef ANDROID_SENSOR_SERVICE_H 18fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#define ANDROID_SENSOR_SERVICE_H 19fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 20fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <stdint.h> 21fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <sys/types.h> 22fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 23fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <utils/Vector.h> 24fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <utils/SortedVector.h> 25fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <utils/KeyedVector.h> 26fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <utils/threads.h> 27fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <utils/RefBase.h> 28fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 29fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <binder/BinderService.h> 30fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <binder/Permission.h> 31fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 32fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <gui/Sensor.h> 33fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <gui/SensorChannel.h> 34fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <gui/ISensorServer.h> 35fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#include <gui/ISensorEventConnection.h> 36fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 37fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian// --------------------------------------------------------------------------- 38fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 39fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopianstruct sensors_poll_device_t; 40fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopianstruct sensors_module_t; 41fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 42fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopiannamespace android { 43fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian// --------------------------------------------------------------------------- 44fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 45fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopianclass SensorService : 46fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian public BinderService<SensorService>, 47fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian public BnSensorServer, 48fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian protected Thread 49fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian{ 50fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian friend class BinderService<SensorService>; 51fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 52fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian SensorService(); 53fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian virtual ~SensorService(); 54fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 55fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian virtual void onFirstRef(); 56fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 57fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian // Thread interface 58fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian virtual bool threadLoop(); 59fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 60fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian // ISensorServer interface 61fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian virtual Vector<Sensor> getSensorList(); 62fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian virtual sp<ISensorEventConnection> createSensorEventConnection(); 63fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian virtual status_t dump(int fd, const Vector<String16>& args); 64fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 65fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 66fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian class SensorEventConnection : public BnSensorEventConnection { 67fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian virtual sp<SensorChannel> getSensorChannel() const; 68fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian virtual status_t enableDisable(int handle, bool enabled); 69fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian virtual status_t setEventRate(int handle, nsecs_t ns); 70fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian sp<SensorService> const mService; 71fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian sp<SensorChannel> const mChannel; 72fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian SortedVector<int32_t> mSensorList; 73fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian public: 74fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian SensorEventConnection(const sp<SensorService>& service); 75fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian virtual ~SensorEventConnection(); 76fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian virtual void onFirstRef(); 77fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian status_t sendEvents(sensors_event_t const* buffer, size_t count); 78fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian bool hasSensor(int32_t handle) const; 79fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian bool hasAnySensor() const; 80fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian void addSensor(int32_t handle); 81fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian void removeSensor(int32_t handle); 82fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian }; 83fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 84fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian class SensorRecord { 85fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian SortedVector< wp<SensorEventConnection> > mConnections; 86fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian public: 87fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian SensorRecord(const sp<SensorEventConnection>& connection); 88fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian status_t addConnection(const sp<SensorEventConnection>& connection); 89fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian bool removeConnection(const wp<SensorEventConnection>& connection); 90fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian size_t getNumConnections() const { return mConnections.size(); } 91fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian }; 92fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 93fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian SortedVector< wp<SensorEventConnection> > getActiveConnections() const; 94fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 95fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian // constants 96fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian Vector<Sensor> mSensorList; 97fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian struct sensors_poll_device_t* mSensorDevice; 98fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian struct sensors_module_t* mSensorModule; 99fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian Permission mDump; 100fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 101fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian // protected by mLock 102fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian mutable Mutex mLock; 103fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian SortedVector< wp<SensorEventConnection> > mConnections; 104fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian DefaultKeyedVector<int, SensorRecord*> mActiveSensors; 105fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian SortedVector< wp<SensorEventConnection> > mActiveConnections; 106fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 107fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopianpublic: 108fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian static char const* getServiceName() { return "sensorservice"; } 109fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 110fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian void cleanupConnection(const wp<SensorEventConnection>& connection); 111fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian status_t enable(const sp<SensorEventConnection>& connection, int handle); 112fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian status_t disable(const sp<SensorEventConnection>& connection, int handle); 113fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian status_t setRate(const sp<SensorEventConnection>& connection, int handle, nsecs_t ns); 114fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian}; 115fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 116fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian// --------------------------------------------------------------------------- 117fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian}; // namespace android 118fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian 119fc32881fcc68640d008c7515cdd1bcd866f72cd5Mathias Agopian#endif // ANDROID_SENSOR_SERVICE_H 120