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 "class_filter.h" 21 #include "dex/method_reference.h" 22 #include "flow_analysis.h" 23 24 #include <iostream> 25 #include <map> 26 #include <set> 27 #include <string> 28 29 namespace art { 30 31 class HiddenApi; 32 struct HiddenApiStats; 33 class VeridexResolver; 34 35 /** 36 * Reports known uses of hidden APIs from reflection. 37 */ 38 class PreciseHiddenApiFinder { 39 public: PreciseHiddenApiFinder(const HiddenApi & hidden_api)40 explicit PreciseHiddenApiFinder(const HiddenApi& hidden_api) : hidden_api_(hidden_api) {} 41 42 // Iterate over the dex files associated with the passed resolvers to report 43 // hidden API uses. 44 void Run(const std::vector<std::unique_ptr<VeridexResolver>>& app_resolvers, 45 const ClassFilter& app_class_filter); 46 47 void Dump(std::ostream& os, HiddenApiStats* stats); 48 49 private: 50 // Run over all methods of all dex files, and call `action` on each. 51 void RunInternal( 52 const std::vector<std::unique_ptr<VeridexResolver>>& resolvers, 53 const ClassFilter& class_filter, 54 const std::function<void(VeridexResolver*, const ClassAccessor::Method&)>& action); 55 56 // Add uses found in method `ref`. 57 void AddUsesAt(const std::vector<ReflectAccessInfo>& accesses, MethodReference ref); 58 59 const HiddenApi& hidden_api_; 60 61 std::map<MethodReference, std::vector<ReflectAccessInfo>> concrete_uses_; 62 std::map<MethodReference, std::vector<ReflectAccessInfo>> abstract_uses_; 63 }; 64 65 } // namespace art 66 67 #endif // ART_TOOLS_VERIDEX_PRECISE_HIDDEN_API_FINDER_H_ 68