pf_hashudpendpoint
h0 = &V_pf_udpendpointhash[pf_hashudpendpoint(&mapping->endpoints[0])];
h1 = &V_pf_udpendpointhash[pf_hashudpendpoint(&mapping->endpoints[1])];
h0 = &V_pf_udpendpointhash[pf_hashudpendpoint(&mapping->endpoints[0])];
h1 = &V_pf_udpendpointhash[pf_hashudpendpoint(&mapping->endpoints[1])];
uh = &V_pf_udpendpointhash[pf_hashudpendpoint((struct pf_udp_endpoint*)key)];