1 /* udp.h 4.3 81/11/18 */ 2 3 /* 4 * Udp protocol header. 5 * Per RFC 768, September, 1981. 6 */ 7 struct udphdr { 8 u_short uh_sport; /* source port */ 9 u_short uh_dport; /* destination port */ 10 short uh_ulen; /* udp length */ 11 u_short uh_sum; /* udp checksum */ 12 }; 13