1 /* 2 * Copyright 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 #pragma once 18 19 #include <map> 20 #include <unordered_set> 21 22 #include "common/lru.h" 23 #include "osi/include/config.h" 24 #include "osi/include/log.h" 25 #include "raw_address.h" 26 27 class BtifConfigCache { 28 public: 29 explicit BtifConfigCache(size_t capacity); 30 ~BtifConfigCache(); 31 32 void Clear(); 33 void Init(std::unique_ptr<config_t> source); 34 const std::list<section_t>& GetPersistentSections(); 35 config_t PersistentSectionCopy(); 36 bool HasSection(const std::string& section_name); 37 bool HasUnpairedSection(const std::string& section_name); 38 bool HasPersistentSection(const std::string& section_name); 39 bool HasKey(const std::string& section_name, const std::string& key); 40 bool RemoveKey(const std::string& section_name, const std::string& key); 41 void RemovePersistentSectionsWithKey(const std::string& key); 42 43 // Setters and getters 44 void SetString(std::string section_name, std::string key, std::string value); 45 std::optional<std::string> GetString(const std::string& section_name, 46 const std::string& key); 47 void SetInt(std::string section_name, std::string key, int value); 48 std::optional<int> GetInt(const std::string& section_name, 49 const std::string& key); 50 void SetUint64(std::string section_name, std::string key, uint64_t value); 51 std::optional<uint64_t> GetUint64(const std::string& section_name, 52 const std::string& key); 53 void SetBool(std::string section_name, std::string key, bool value); 54 std::optional<bool> GetBool(const std::string& section_name, 55 const std::string& key); 56 57 private: 58 bluetooth::common::LruCache<std::string, section_t> unpaired_devices_cache_; 59 config_t paired_devices_list_; 60 }; 61