/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ART_TOOLS_VERIDEX_PRECISE_HIDDEN_API_FINDER_H_
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#define ART_TOOLS_VERIDEX_PRECISE_HIDDEN_API_FINDER_H_
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#include "dex/method_reference.h"
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#include "flow_analysis.h"
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#include <iostream>
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#include <map>
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#include <set>
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#include <string>
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namespace art {
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class HiddenApi;
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struct HiddenApiStats;
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class VeridexResolver;
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/**
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* Reports known uses of hidden APIs from reflection.
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*/
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class PreciseHiddenApiFinder {
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public:
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explicit PreciseHiddenApiFinder(const HiddenApi& hidden_api) : hidden_api_(hidden_api) {}
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// Iterate over the dex files associated with the passed resolvers to report
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// hidden API uses.
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void Run(const std::vector<std::unique_ptr<VeridexResolver>>& app_resolvers);
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void Dump(std::ostream& os, HiddenApiStats* stats);
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private:
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// Run over all methods of all dex files, and call `action` on each.
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void RunInternal(
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const std::vector<std::unique_ptr<VeridexResolver>>& resolvers,
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const std::function<void(VeridexResolver*, const ClassAccessor::Method&)>& action);
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// Add uses found in method `ref`.
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void AddUsesAt(const std::vector<ReflectAccessInfo>& accesses, MethodReference ref);
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const HiddenApi& hidden_api_;
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std::map<MethodReference, std::vector<ReflectAccessInfo>> concrete_uses_;
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std::map<MethodReference, std::vector<ReflectAccessInfo>> abstract_uses_;
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};
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} // namespace art
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#endif // ART_TOOLS_VERIDEX_PRECISE_HIDDEN_API_FINDER_H_
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