1 /* 2 * Copyright (C) 2018 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 #ifndef ART_TOOLS_VERIDEX_PRECISE_HIDDEN_API_FINDER_H_ 18 #define ART_TOOLS_VERIDEX_PRECISE_HIDDEN_API_FINDER_H_ 19 20 #include "dex/method_reference.h" 21 #include "flow_analysis.h" 22 23 #include <iostream> 24 #include <map> 25 #include <set> 26 #include <string> 27 28 namespace art { 29 30 class HiddenApi; 31 struct HiddenApiStats; 32 class VeridexResolver; 33 34 /** 35 * Reports known uses of hidden APIs from reflection. 36 */ 37 class PreciseHiddenApiFinder { 38 public: PreciseHiddenApiFinder(const HiddenApi & hidden_api)39 explicit PreciseHiddenApiFinder(const HiddenApi& hidden_api) : hidden_api_(hidden_api) {} 40 41 // Iterate over the dex files associated with the passed resolvers to report 42 // hidden API uses. 43 void Run(const std::vector<std::unique_ptr<VeridexResolver>>& app_resolvers); 44 45 void Dump(std::ostream& os, HiddenApiStats* stats); 46 47 private: 48 // Run over all methods of all dex files, and call `action` on each. 49 void RunInternal( 50 const std::vector<std::unique_ptr<VeridexResolver>>& resolvers, 51 const std::function<void(VeridexResolver*, const ClassDataItemIterator&)>& action); 52 53 // Add uses found in method `ref`. 54 void AddUsesAt(const std::vector<ReflectAccessInfo>& accesses, MethodReference ref); 55 56 const HiddenApi& hidden_api_; 57 58 std::map<MethodReference, std::vector<ReflectAccessInfo>> concrete_uses_; 59 std::map<MethodReference, std::vector<ReflectAccessInfo>> abstract_uses_; 60 }; 61 62 } // namespace art 63 64 #endif // ART_TOOLS_VERIDEX_PRECISE_HIDDEN_API_FINDER_H_ 65