Function GetLastErrorAsString

src/network/core/http_winhttp.cpp:74–86

}

static std::string GetLastErrorAsString()
{
	wchar_t buffer[512];

	DWORD error_code = GetLastError();

	if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_FROM_HMODULE | FORMAT_MESSAGE_IGNORE_INSERTS, GetModuleHandle(L"winhttp.dll"), error_code,
		MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buffer, static_cast<DWORD>(std::size(buffer)), nullptr) == 0) {
		return fmt::format("unknown error {}", error_code);
	}

	return FS2OTTD(buffer);
}

/**
 * Callback from the WinHTTP library, called when-ever something changes about the HTTP request status.