1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_DISTRIBUTED_DATA_SERVICES_FRAMEWORK_CHECKER_CHECKER_MANAGER_H 17 #define OHOS_DISTRIBUTED_DATA_SERVICES_FRAMEWORK_CHECKER_CHECKER_MANAGER_H 18 #include <vector> 19 #include "visibility.h" 20 #include "concurrent_map.h" 21 namespace OHOS { 22 namespace DistributedData { 23 class CheckerManager { 24 public: 25 static constexpr pid_t INVALID_UID = -1; 26 static constexpr const char* SYSTEM_CHECKER = "SystemChecker"; 27 struct Trust { 28 std::string bundleName; 29 std::string appId; 30 std::string packageName; 31 std::string base64Key; 32 std::string checker; 33 }; 34 class Checker { 35 public: 36 virtual void Initialize() = 0; 37 virtual bool SetTrustInfo(const Trust &trust) = 0; 38 virtual std::string GetAppId(pid_t uid, const std::string &bundleName) = 0; 39 virtual bool IsValid(pid_t uid, const std::string &bundleName) = 0; 40 protected: 41 API_EXPORT ~Checker() = default; 42 }; 43 API_EXPORT static CheckerManager &GetInstance(); 44 API_EXPORT void RegisterPlugin(const std::string &checker, std::function<Checker *()> getter); 45 API_EXPORT std::string GetAppId(const std::string &bundleName, pid_t uid); 46 API_EXPORT bool IsValid(const std::string &bundleName, pid_t uid); 47 API_EXPORT void LoadCheckers(std::vector<std::string> &checkers); 48 API_EXPORT Checker *GetChecker(const std::string &checker); 49 private: 50 std::map<std::string, Checker *> checkers_; 51 ConcurrentMap<std::string, std::function<Checker *()>> getters_; 52 }; 53 } 54 } 55 #endif // OHOS_DISTRIBUTED_DATA_SERVICES_FRAMEWORK_CHECKER_CHECKER_MANAGER_H 56