parser.cpp
========================================
PcapLoader::PcapLoader(size_t cache_size=64) :
            connection_manager(cache_size),
            cleanup_configuration(true, 1, 50),
            reassembler(on_message_ready_callback,
                        &connection_manager,
                        on_connection_start_callback,
                        on_connection_end_callback,
                        cleanup_configuration)
{
#ifdef DEBUG
    std::cout << __PRETTY_FUNCTION__ << std::endl;
#endif
}

parser.h
========================================
class PcapLoader {
        ...
        PcapLoader() = delete;
        PcapLoader(size_t);
}