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https://github.com/RGBCube/serenity
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15a14d3d21
Since our executables are position-independent, the address values extraced from processes don't correspond to their values within the ELF file. We have to offset the absolute addresses by the load base address to get the relative symbol that we need for disassembly.
31 lines
643 B
C++
31 lines
643 B
C++
/*
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* Copyright (c) 2020-2021, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibELF/Image.h>
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#include <LibX86/Instruction.h>
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namespace X86 {
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class ELFSymbolProvider final : public SymbolProvider {
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public:
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ELFSymbolProvider(const ELF::Image& elf, FlatPtr base_address = 0)
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: m_elf(elf)
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, m_base_address(base_address)
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{
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}
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virtual String symbolicate(FlatPtr address, u32* offset = nullptr) const override
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{
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return m_elf.symbolicate(address - m_base_address, offset);
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}
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private:
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const ELF::Image& m_elf;
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FlatPtr m_base_address;
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};
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}
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