        static int on_message_complete(http_parser* self_)
        {
            HTTPParser* self = static_cast<HTTPParser*>(self_);

            self->message_complete = true;
            self->process_message();
            return 0;
        }
        static int on_message_complete(http_parser* self_)
        {
            HTTPParser* self = static_cast<HTTPParser*>(self_);

            self->message_complete = true;
            self->process_message();
            return 0;
        }