1 /* Copyright (c) 2017-2018, 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 <android/hardware/gnss/1.0/IGnssBatching.h> 34 #include <android/hardware/gnss/1.0/IGnssBatchingCallback.h> 35 #include <pthread.h> 36 #include <mutex> 37 #include <LocationAPIClientBase.h> 38 39 namespace android { 40 namespace hardware { 41 namespace gnss { 42 namespace V1_1 { 43 namespace implementation { 44 45 enum BATCHING_STATE { STARTED, STOPPING, STOPPED }; 46 47 class BatchingAPIClient : public LocationAPIClientBase 48 { 49 public: 50 BatchingAPIClient(const sp<V1_0::IGnssBatchingCallback>& callback); 51 ~BatchingAPIClient(); 52 int getBatchSize(); 53 int startSession(const V1_0::IGnssBatching::Options& options); 54 int updateSessionOptions(const V1_0::IGnssBatching::Options& options); 55 int stopSession(); 56 void getBatchedLocation(int last_n_locations); 57 void flushBatchedLocations(); 58 getCapabilities()59 inline LocationCapabilitiesMask getCapabilities() { return mLocationCapabilitiesMask; } 60 61 // callbacks 62 void onCapabilitiesCb(LocationCapabilitiesMask capabilitiesMask) final; 63 void onBatchingCb(size_t count, Location* location, BatchingOptions batchOptions) final; 64 65 private: 66 sp<V1_0::IGnssBatchingCallback> mGnssBatchingCbIface; 67 std::mutex mMutex; 68 uint32_t mDefaultId; 69 LocationCapabilitiesMask mLocationCapabilitiesMask; 70 volatile BATCHING_STATE mState = STOPPED; 71 72 std::vector<Location> mBatchedLocationInCache; 73 }; 74 75 } // namespace implementation 76 } // namespace V1_1 77 } // namespace gnss 78 } // namespace hardware 79 } // namespace android 80 #endif // BATCHING_API_CLINET_H 81