1 /* Copyright (c) 2017-2019, The Linux Foundation. All rights reserved. 2 * 3 * Redistribution and use in source and binary forms, with or without 4 * modification, are permitted provided that the following conditions are 5 * met: 6 * * Redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer. 8 * * Redistributions in binary form must reproduce the above 9 * copyright notice, this list of conditions and the following 10 * disclaimer in the documentation and/or other materials provided 11 * with the distribution. 12 * * Neither the name of The Linux Foundation, nor the names of its 13 * contributors may be used to endorse or promote products derived 14 * from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 25 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 26 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 */ 29 30 #ifndef BATCHING_API_CLINET_H 31 #define BATCHING_API_CLINET_H 32 33 #include <mutex> 34 #include <android/hardware/gnss/2.0/IGnssBatching.h> 35 #include <android/hardware/gnss/2.0/IGnssBatchingCallback.h> 36 #include <pthread.h> 37 38 #include <LocationAPIClientBase.h> 39 40 namespace android { 41 namespace hardware { 42 namespace gnss { 43 namespace V2_0 { 44 namespace implementation { 45 46 enum BATCHING_STATE { STARTED, STOPPING, STOPPED }; 47 48 class BatchingAPIClient : public LocationAPIClientBase 49 { 50 public: 51 BatchingAPIClient(const sp<V1_0::IGnssBatchingCallback>& callback); 52 BatchingAPIClient(const sp<V2_0::IGnssBatchingCallback>& callback); 53 void gnssUpdateCallbacks(const sp<V1_0::IGnssBatchingCallback>& callback); 54 void gnssUpdateCallbacks_2_0(const sp<V2_0::IGnssBatchingCallback>& callback); 55 int getBatchSize(); 56 int startSession(const V1_0::IGnssBatching::Options& options); 57 int updateSessionOptions(const V1_0::IGnssBatching::Options& options); 58 int stopSession(); 59 void getBatchedLocation(int last_n_locations); 60 void flushBatchedLocations(); 61 getCapabilities()62 inline LocationCapabilitiesMask getCapabilities() { return mLocationCapabilitiesMask; } 63 64 // callbacks 65 void onCapabilitiesCb(LocationCapabilitiesMask capabilitiesMask) final; 66 void onBatchingCb(size_t count, Location* location, BatchingOptions batchOptions) final; 67 68 private: 69 void setCallbacks(); 70 ~BatchingAPIClient(); 71 72 std::mutex mMutex; 73 sp<V1_0::IGnssBatchingCallback> mGnssBatchingCbIface; 74 uint32_t mDefaultId; 75 LocationCapabilitiesMask mLocationCapabilitiesMask; 76 sp<V2_0::IGnssBatchingCallback> mGnssBatchingCbIface_2_0; 77 volatile BATCHING_STATE mState = STOPPED; 78 79 std::vector<Location> mBatchedLocationInCache; 80 }; 81 82 } // namespace implementation 83 } // namespace V2_0 84 } // namespace gnss 85 } // namespace hardware 86 } // namespace android 87 #endif // BATCHING_API_CLINET_H 88