1 /* 2 * Copyright (C) 2017 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_FRAMEWORKS_SENSORSERVICE_V1_0_SENSORMANAGER_H 18 #define ANDROID_FRAMEWORKS_SENSORSERVICE_V1_0_SENSORMANAGER_H 19 20 #include <jni.h> 21 22 #include <mutex> 23 #include <thread> 24 25 #include <android/frameworks/sensorservice/1.0/ISensorManager.h> 26 #include <android/frameworks/sensorservice/1.0/types.h> 27 #include <hidl/MQDescriptor.h> 28 #include <hidl/Status.h> 29 #include <sensor/SensorManager.h> 30 #include <utils/Looper.h> 31 32 namespace android { 33 namespace frameworks { 34 namespace sensorservice { 35 namespace V1_0 { 36 namespace implementation { 37 38 using ::android::hardware::sensors::V1_0::SensorType; 39 using ::android::hardware::hidl_handle; 40 using ::android::hardware::hidl_memory; 41 using ::android::hardware::Return; 42 using ::android::sp; 43 44 struct SensorManager final : public ISensorManager { 45 46 explicit SensorManager(JavaVM* vm); 47 ~SensorManager(); 48 49 // Methods from ::android::frameworks::sensorservice::V1_0::ISensorManager follow. 50 Return<void> getSensorList(getSensorList_cb _hidl_cb) override; 51 Return<void> getDefaultSensor(SensorType type, getDefaultSensor_cb _hidl_cb) override; 52 Return<void> createAshmemDirectChannel(const hidl_memory& mem, uint64_t size, createAshmemDirectChannel_cb _hidl_cb) override; 53 Return<void> createGrallocDirectChannel(const hidl_handle& buffer, uint64_t size, createGrallocDirectChannel_cb _hidl_cb) override; 54 Return<void> createEventQueue(const sp<IEventQueueCallback> &callback, createEventQueue_cb _hidl_cb); 55 56 private: 57 // Block until ::android::SensorManager is initialized. 58 ::android::SensorManager& getInternalManager(); 59 sp<Looper> getLooper(); 60 61 std::mutex mInternalManagerMutex; 62 ::android::SensorManager* mInternalManager = nullptr; // does not own 63 sp<Looper> mLooper; 64 65 volatile bool mStopThread; 66 std::mutex mThreadMutex; //protects mPollThread 67 std::thread mPollThread; 68 69 JavaVM* mJavaVm; 70 }; 71 72 } // namespace implementation 73 } // namespace V1_0 74 } // namespace sensorservice 75 } // namespace frameworks 76 } // namespace android 77 78 #endif // ANDROID_FRAMEWORKS_SENSORSERVICE_V1_0_SENSORMANAGER_H 79