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101 lines
3.0 KiB
101 lines
3.0 KiB
/*
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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_RESOLVER_H_
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#define ART_TOOLS_VERIDEX_RESOLVER_H_
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#include "dex/dex_file.h"
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#include "veridex.h"
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namespace art {
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class HiddenApi;
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class VeridexResolver;
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/**
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* Map from the start of a dex file (ie DexFile::Begin()), to
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* its corresponding resolver.
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*/
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using DexResolverMap = std::map<uintptr_t, VeridexResolver*>;
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class VeridexResolver {
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public:
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VeridexResolver(const DexFile& dex_file,
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const DexResolverMap& dex_resolvers,
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TypeMap& type_map)
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: dex_file_(dex_file),
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type_map_(type_map),
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dex_resolvers_(dex_resolvers),
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type_infos_(dex_file.NumTypeIds(), VeriClass()),
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method_infos_(dex_file.NumMethodIds(), nullptr),
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field_infos_(dex_file.NumFieldIds(), nullptr) {}
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// Run on the defined classes of that dex file and populate our
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// local type cache.
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void Run();
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// Return the class declared at `index`.
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VeriClass* GetVeriClass(dex::TypeIndex index);
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// Return the method declared at `method_index`.
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VeriMethod GetMethod(uint32_t method_index);
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// Return the field declared at `field_index`.
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VeriField GetField(uint32_t field_index);
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// Do a JLS lookup in `kls` to find a method.
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VeriMethod LookupMethodIn(const VeriClass& kls,
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const char* method_name,
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const Signature& method_signature);
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// Do a JLS lookup in `kls` to find a field.
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VeriField LookupFieldIn(const VeriClass& kls,
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const char* field_name,
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const char* field_type);
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// Lookup a method declared in `kls`.
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VeriMethod LookupDeclaredMethodIn(const VeriClass& kls,
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const char* method_name,
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const char* signature) const;
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// Resolve all type_id/method_id/field_id.
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void ResolveAll();
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// The dex file this resolver is associated to.
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const DexFile& GetDexFile() const {
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return dex_file_;
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}
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const DexFile& GetDexFileOf(const VeriClass& kls) {
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return GetResolverOf(kls)->dex_file_;
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}
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private:
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// Return the resolver where `kls` is from.
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VeridexResolver* GetResolverOf(const VeriClass& kls) const;
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const DexFile& dex_file_;
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TypeMap& type_map_;
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const DexResolverMap& dex_resolvers_;
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std::vector<VeriClass> type_infos_;
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std::vector<VeriMethod> method_infos_;
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std::vector<VeriField> field_infos_;
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};
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} // namespace art
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#endif // ART_TOOLS_VERIDEX_RESOLVER_H_
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