Lightemerald/windows-user-space-emulator
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Cleanup snapshot generation

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momo5502
2025-03-23 12:01:04 +01:00
parent 95dc6994b3
commit 2bc3cda062
14 changed files with 258 additions and 197 deletions
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16
src/windows-emulator/module/module_mapping.cpp
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@@ -20,16 +20,16 @@ namespace
return nt_headers_offset + (first_section_absolute - absolute_base);
}
std::vector<uint8_t> read_mapped_memory(const memory_manager& memory, const mapped_module& binary)
std::vector<std::byte> read_mapped_memory(const memory_manager& memory, const mapped_module& binary)
{
std::vector<uint8_t> mem{};
std::vector<std::byte> mem{};
mem.resize(binary.size_of_image);
memory.read_memory(binary.image_base, mem.data(), mem.size());
return mem;
}
void collect_exports(mapped_module& binary, const utils::safe_buffer_accessor<const uint8_t> buffer,
void collect_exports(mapped_module& binary, const utils::safe_buffer_accessor<const std::byte> buffer,
const PEOptionalHeader_t<std::uint64_t>& optional_header)
{
const auto& export_directory_entry = optional_header.DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT];
@@ -70,7 +70,7 @@ namespace
template <typename T>
requires(std::is_integral_v<T>)
void apply_relocation(const utils::safe_buffer_accessor<uint8_t> buffer, const uint64_t offset,
void apply_relocation(const utils::safe_buffer_accessor<std::byte> buffer, const uint64_t offset,
const uint64_t delta)
{
const auto obj = buffer.as<T>(offset);
@@ -79,7 +79,7 @@ namespace
obj.set(new_value);
}
void apply_relocations(const mapped_module& binary, const utils::safe_buffer_accessor<uint8_t> buffer,
void apply_relocations(const mapped_module& binary, const utils::safe_buffer_accessor<std::byte> buffer,
const PEOptionalHeader_t<std::uint64_t>& optional_header)
{
const auto delta = binary.image_base - optional_header.ImageBase;
@@ -142,7 +142,7 @@ namespace
}
void map_sections(memory_manager& memory, mapped_module& binary,
const utils::safe_buffer_accessor<const uint8_t> buffer,
const utils::safe_buffer_accessor<const std::byte> buffer,
const PENTHeaders_t<std::uint64_t>& nt_headers, const uint64_t nt_headers_offset)
{
const auto first_section_offset = get_first_section_offset(nt_headers, nt_headers_offset);
@@ -196,7 +196,7 @@ namespace
}
}
mapped_module map_module_from_data(memory_manager& memory, const std::span<const uint8_t> data,
mapped_module map_module_from_data(memory_manager& memory, const std::span<const std::byte> data,
std::filesystem::path file)
{
mapped_module binary{};
@@ -241,7 +241,7 @@ mapped_module map_module_from_data(memory_manager& memory, const std::span<const
map_sections(memory, binary, buffer, nt_headers, nt_headers_offset);
auto mapped_memory = read_mapped_memory(memory, binary);
utils::safe_buffer_accessor<uint8_t> mapped_buffer{mapped_memory};
utils::safe_buffer_accessor<std::byte> mapped_buffer{mapped_memory};
apply_relocations(binary, mapped_buffer, optional_header);
collect_exports(binary, mapped_buffer, optional_header);