1 /* 2 * Copyright (C) 2020 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 #include "VtsHalContexthubUtils.h" 18 19 #include <chrono> 20 #include <future> 21 22 namespace android { 23 namespace hardware { 24 namespace contexthub { 25 namespace vts_utils { 26 27 using ::android::hardware::contexthub::V1_0::ContextHub; 28 using ::android::hardware::contexthub::V1_0::IContexthub; 29 30 // Synchronously queries IContexthub::getHubs() and returns the result getHubsSync(IContexthub * hubApi)31hidl_vec<ContextHub> getHubsSync(IContexthub* hubApi) { 32 hidl_vec<ContextHub> hubList; 33 std::promise<void> barrier; 34 35 hubApi->getHubs([&hubList, &barrier](const hidl_vec<ContextHub>& hubs) { 36 hubList = hubs; 37 barrier.set_value(); 38 }); 39 barrier.get_future().wait_for(std::chrono::seconds(1)); 40 41 return hubList; 42 } 43 44 } // namespace vts_utils 45 } // namespace contexthub 46 } // namespace hardware 47 } // namespace android 48