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supporting self segments loading

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This commit is contained in:
georgemoralis 2023-06-13 19:05:06 +03:00
parent cfa68f2f40
commit bcc6288e9e
3 changed files with 48 additions and 4 deletions
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24
src/Loader/Elf.cpp
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@ -5,6 +5,9 @@
#include <spdlog/pattern_formatter.h>
#include <magic_enum.hpp>
#include <fmt/core.h>
#include "../Util/Log.h"
constexpr bool debug_elf = true;
template <>
struct magic_enum::customize::enum_range<e_type_s> {
@ -515,8 +518,25 @@ void Elf::LoadSegment(u64 virtual_addr, u64 file_offset, u64 size)
{
if (m_self!=nullptr)
{
//it is self file //TODO
__debugbreak();
for (uint16_t i = 0; i < m_self->segment_count; i++)
{
const auto& seg = m_self_segments[i];
if (seg.IsBlocked())
{
auto phdr_id = seg.GetId();
const auto& phdr = m_elf_phdr[phdr_id];
if (file_offset >= phdr.p_offset && file_offset < phdr.p_offset + phdr.p_filesz)
{
auto offset = file_offset - phdr.p_offset;
m_f->Seek(offset + seg.file_offset,fsSeekMode::fsSeekSet);
m_f->Read(reinterpret_cast<void*>(static_cast<uintptr_t>(virtual_addr)), size);
return;
}
}
}
__debugbreak();//hmm we didn't return something...
}
else
{