Lightemerald/windows-user-space-emulator
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Handle api-ms DLLs

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momo5502
2024-08-31 08:45:12 +02:00
parent 48581ff048
commit 01bced1b53
4 changed files with 38 additions and 8 deletions
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33
src/windows_emulator/syscalls.cpp
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@@ -414,6 +414,7 @@ namespace
section_handle.write(index | FILE_BIT);
auto status = STATUS_SUCCESS;
std::wstring filename{};
object_attributes.access([&](const OBJECT_ATTRIBUTES& attributes)
{
if (reinterpret_cast<uint64_t>(attributes.RootDirectory) != KNOWN_DLLS_DIRECTORY)
@@ -421,10 +422,30 @@ namespace
status = STATUS_NOT_SUPPORTED;
return;
}
auto section = L"C:\\WINDOWS\\System32\\" + read_unicode_string(c.emu, attributes.ObjectName);
c.proc.files.try_emplace(index, std::move(section));
filename = read_unicode_string(c.emu, attributes.ObjectName);
if (filename.starts_with(L"api-ms-"))
{
filename = L"C:\\WINDOWS\\System32\\downlevel\\" + filename;
}
else
{
filename = L"C:\\WINDOWS\\System32\\" + filename;
}
});
if (status != STATUS_SUCCESS)
{
return status;
}
if (std::filesystem::exists(filename))
{
return STATUS_FILE_INVALID;
}
c.proc.files.try_emplace(index, std::move(filename));
return status;
}
@@ -454,13 +475,17 @@ namespace
const auto& section_name = section_entry->second;
const auto binary = map_file(c.emu, section_name);
if (!binary.has_value())
{
return STATUS_FILE_INVALID;
}
if (view_size.value())
{
view_size.write(binary.size_of_image);
view_size.write(binary->size_of_image);
}
base_address.write(binary.image_base);
base_address.write(binary->image_base);
return STATUS_SUCCESS;
}