mirror of
https://github.com/FEX-Emu/FEX.git
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Paulo Matos
2b4ec88dae
This follows discussions from #3413. Followup commits add clang-format file, script and blame ignore lists.
77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
// SPDX-License-Identifier: MIT
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#pragma once
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#include <FEXCore/fextl/map.h>
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#include <FEXCore/fextl/unordered_map.h>
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#include <FEXCore/fextl/string.h>
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#include <FEXCore/fextl/vector.h>
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#include "Linux/Utils/ELFContainer.h"
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#include <cstdint>
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#include <functional>
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#include <utility>
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namespace ELFLoader {
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class ELFSymbolDatabase final {
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public:
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ELFSymbolDatabase(::ELFLoader::ELFContainer* file);
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~ELFSymbolDatabase();
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uint64_t GetElfBase() const;
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void MapMemoryRegions(std::function<void*(uint64_t, uint64_t, bool)> Mapper);
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void WriteLoadableSections(::ELFLoader::ELFContainer::MemoryWriter Writer);
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uint64_t DefaultRIP() const;
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using RangeType = std::pair<uint64_t, uint64_t>;
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const ::ELFLoader::ELFSymbol* GetSymbolInRange(RangeType Address);
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const ::ELFLoader::ELFSymbol* GetGlobalSymbolInRange(RangeType Address);
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const ::ELFLoader::ELFSymbol* GetNoWeakSymbolInRange(RangeType Address);
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void GetInitLocations(fextl::vector<uint64_t>* Locations);
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private:
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::ELFLoader::ELFContainer* File;
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struct ELFInfo {
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fextl::string Name;
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::ELFLoader::ELFContainer* Container;
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::ELFLoader::ELFContainer::MemoryLayout CustomLayout;
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void* ELFBase;
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uint64_t GuestBase;
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};
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ELFInfo LocalInfo;
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fextl::vector<ELFInfo*> DynamicELFInfo;
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fextl::vector<ELFInfo*> InitializationOrder;
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uint64_t ELFMemorySize {};
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bool FixedNoReplace {true};
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void* ELFBase {};
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fextl::unordered_map<fextl::string, ELFInfo*> NameToELF;
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fextl::vector<fextl::string> LibrarySearchPaths;
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// Symbols
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fextl::vector<ELFLoader::ELFSymbol*> Symbols;
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using SymbolTableType = fextl::unordered_map<fextl::string, ELFLoader::ELFSymbol*>;
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SymbolTableType SymbolMap;
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SymbolTableType SymbolMapGlobalOnly;
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SymbolTableType SymbolMapNoWeak;
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SymbolTableType SymbolMapNoMain;
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SymbolTableType SymbolMapNoMainNoWeak;
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fextl::map<uint64_t, ELFLoader::ELFSymbol*> SymbolMapByAddress;
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bool FindLibraryFile(fextl::string* Result, const char* Library);
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void FillLibrarySearchPaths();
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void FillMemoryLayouts(uint64_t DefinedBase);
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void FillInitializationOrder();
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void FillSymbols();
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void HandleRelocations();
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const ::ELFLoader::ELFSymbol* GetSymbolFromTable(RangeType Address, fextl::unordered_map<fextl::string, ELFLoader::ELFSymbol*>& Table);
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};
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} // namespace ELFLoader
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