1 /* 2 * Copyright (C) 2025 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 #pragma once 18 19 #include <set> 20 21 namespace aidl { 22 namespace android { 23 namespace hardware { 24 namespace radio { 25 namespace implementation { 26 27 struct IdAllocator { 28 int32_t get(); 29 void put(int32_t); 30 31 private: 32 std::set<int32_t, std::greater<int32_t>> mReturnedIds; 33 int32_t mIdGenerator = 0; 34 }; 35 36 } // namespace implementation 37 } // namespace radio 38 } // namespace hardware 39 } // namespace android 40 } // namespace aidl 41