toeplitz_piecemeal_port
hash_base = toeplitz_piecemeal_port(dport) ^
toeplitz_piecemeal_port(key.port[1]);
toeplitz_piecemeal_port(key.port[1]);
toeplitz_piecemeal_port(sin->sin_port);
toeplitz_piecemeal_port(lport_no);