taglinefilesource code
arp_ha54include/linux/if_arp.hstruct sockaddr  arp_ha;    /* hardware address    */
arp_ha1069net/inet/arp.cswitch (r.arp_ha.sa_family) {
arp_ha1153net/inet/arp.cmemcpy(&entry->ha, &r.arp_ha.sa_data, hlen);
arp_ha1207net/inet/arp.cmemcpy(r.arp_ha.sa_data, &entry->ha, entry->hlen);
arp_ha1208net/inet/arp.cr.arp_ha.sa_family = entry->htype;
arp_ha251net/inet/rarp.cswitch (r.arp_ha.sa_family) 
arp_ha318net/inet/rarp.cmemcpy(&entry->ha, &r.arp_ha.sa_data, hlen);
arp_ha369net/inet/rarp.cmemcpy(r.arp_ha.sa_data, &entry->ha, entry->hlen);
arp_ha370net/inet/rarp.cr.arp_ha.sa_family = entry->htype;