Peng Xu | e36e347 | 2016-11-03 11:57:10 -0700 | [diff] [blame] | 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 | #ifndef ANDROID_SENSOR_DIRECT_CONNECTION_H |
| 18 | #define ANDROID_SENSOR_DIRECT_CONNECTION_H |
| 19 | |
| 20 | #include <stdint.h> |
| 21 | #include <sys/types.h> |
| 22 | |
| 23 | #include <binder/BinderService.h> |
| 24 | |
Mathias Agopian | 801ea09 | 2017-03-06 15:05:04 -0800 | [diff] [blame] | 25 | #include <sensor/Sensor.h> |
| 26 | #include <sensor/BitTube.h> |
| 27 | #include <sensor/ISensorServer.h> |
| 28 | #include <sensor/ISensorEventConnection.h> |
Peng Xu | e36e347 | 2016-11-03 11:57:10 -0700 | [diff] [blame] | 29 | |
| 30 | #include "SensorService.h" |
| 31 | |
| 32 | namespace android { |
| 33 | |
| 34 | class SensorService; |
| 35 | class BitTube; |
| 36 | |
| 37 | class SensorService::SensorDirectConnection: public BnSensorEventConnection { |
| 38 | public: |
| 39 | SensorDirectConnection(const sp<SensorService>& service, uid_t uid, |
| 40 | const sensors_direct_mem_t *mem, int32_t halChannelHandle, |
| 41 | const String16& opPackageName); |
| 42 | void dump(String8& result) const; |
| 43 | uid_t getUid() const { return mUid; } |
| 44 | int32_t getHalChannelHandle() const; |
| 45 | bool isEquivalent(const sensors_direct_mem_t *mem) const; |
| 46 | |
| 47 | // stop all active sensor report. if backupRecord is set to false, |
| 48 | // those report can be recovered by recoverAll |
| 49 | // called by SensorService when enter restricted mode |
Peng Xu | 8cbefd7 | 2017-07-10 16:41:08 -0700 | [diff] [blame] | 50 | void stopAll(bool backupRecord = false); |
Peng Xu | e36e347 | 2016-11-03 11:57:10 -0700 | [diff] [blame] | 51 | |
| 52 | // recover sensor reports previously stopped by stopAll(true) |
| 53 | // called by SensorService when return to NORMAL mode. |
| 54 | void recoverAll(); |
| 55 | |
| 56 | protected: |
| 57 | virtual ~SensorDirectConnection(); |
| 58 | // ISensorEventConnection functions |
| 59 | virtual void onFirstRef(); |
| 60 | virtual sp<BitTube> getSensorChannel() const; |
| 61 | virtual status_t enableDisable(int handle, bool enabled, nsecs_t samplingPeriodNs, |
| 62 | nsecs_t maxBatchReportLatencyNs, int reservedFlags); |
| 63 | virtual status_t setEventRate(int handle, nsecs_t samplingPeriodNs); |
| 64 | virtual status_t flush(); |
| 65 | virtual int32_t configureChannel(int handle, int rateLevel); |
Peng Xu | 8cbefd7 | 2017-07-10 16:41:08 -0700 | [diff] [blame] | 66 | virtual void destroy(); |
Peng Xu | e36e347 | 2016-11-03 11:57:10 -0700 | [diff] [blame] | 67 | private: |
| 68 | const sp<SensorService> mService; |
| 69 | const uid_t mUid; |
| 70 | const sensors_direct_mem_t mMem; |
| 71 | const int32_t mHalChannelHandle; |
| 72 | const String16 mOpPackageName; |
| 73 | |
| 74 | mutable Mutex mConnectionLock; |
| 75 | std::unordered_map<int, int> mActivated; |
| 76 | std::unordered_map<int, int> mActivatedBackup; |
Peng Xu | 8cbefd7 | 2017-07-10 16:41:08 -0700 | [diff] [blame] | 77 | |
| 78 | mutable Mutex mDestroyLock; |
| 79 | bool mDestroyed; |
Peng Xu | e36e347 | 2016-11-03 11:57:10 -0700 | [diff] [blame] | 80 | }; |
| 81 | |
| 82 | } // namepsace android |
| 83 | |
| 84 | #endif // ANDROID_SENSOR_DIRECT_CONNECTION_H |
| 85 | |