119 	struct ether_arp *ea;  in ether_inet_arp_input()  local
124 	if (mbuf_len(m) < sizeof(*ea) && mbuf_pullup(&m, sizeof(*ea)) != 0) {  in ether_inet_arp_input()
128 	ea = mtod(m, struct ether_arp *);  in ether_inet_arp_input()
131 	if (ntohs(ea->arp_hrd) != ARPHRD_ETHER ||  in ether_inet_arp_input()
132 	    ntohs(ea->arp_pro) != ETHERTYPE_IP ||  in ether_inet_arp_input()
133 	    ea->arp_pln != sizeof(struct in_addr) ||  in ether_inet_arp_input()
134 	    ea->arp_hln != ETHER_ADDR_LEN) {  in ether_inet_arp_input()
140 	if (bcmp(ea->arp_sha, etherbroadcastaddr, ETHER_ADDR_LEN) == 0) {  in ether_inet_arp_input()
148 	_ip_copy(&sender_ip.sin_addr, ea->arp_spa);  in ether_inet_arp_input()
150 	_ip_copy(&target_ip.sin_addr, ea->arp_tpa);  in ether_inet_arp_input()
157 	bcopy(ea->arp_sha, LLADDR(&sender_hw), ETHER_ADDR_LEN);  in ether_inet_arp_input()
162 	arp_ip_handle_input(ifp, ntohs(ea->arp_op), &sender_hw, &sender_ip,  in ether_inet_arp_input()
424 	struct ether_arp *ea;  in ether_inet_arp()  local
445 	mbuf_setlen(m, sizeof(*ea));  in ether_inet_arp()
446 	mbuf_pkthdr_setlen(m, sizeof(*ea));  in ether_inet_arp()
452 	mbuf_setdata(m, datap, sizeof(*ea));  in ether_inet_arp()
453 	ea = mtod(m, struct ether_arp *);  in ether_inet_arp()
468 	ea->arp_pro = htons(ETHERTYPE_IP);  in ether_inet_arp()
469 	ea->arp_hln = sizeof(ea->arp_sha);  in ether_inet_arp()
470 	ea->arp_pln = sizeof(ea->arp_spa);  in ether_inet_arp()
471 	ea->arp_hrd = htons(ARPHRD_ETHER);  in ether_inet_arp()
472 	ea->arp_op = htons(arpop);  in ether_inet_arp()
476 		bcopy(CONST_LLADDR(sender_hw), ea->arp_sha,  in ether_inet_arp()
477 		    sizeof(ea->arp_sha));  in ether_inet_arp()
479 		ifnet_lladdr_copy_bytes(ifp, ea->arp_sha, ETHER_ADDR_LEN);  in ether_inet_arp()
485 		bcopy(&sender_ip->sin_addr, ea->arp_spa, sizeof(ea->arp_spa));  in ether_inet_arp()
495 				bcopy(&(SIN(ifa->ifa_addr))->sin_addr, ea->arp_spa,  in ether_inet_arp()
496 				    sizeof(ea->arp_spa));  in ether_inet_arp()
512 		bzero(ea->arp_tha, sizeof(ea->arp_tha));  in ether_inet_arp()
517 		bcopy(CONST_LLADDR(target_hw), ea->arp_tha,  in ether_inet_arp()
518 		    sizeof(ea->arp_tha));  in ether_inet_arp()
529 	bcopy(&target_ip->sin_addr, ea->arp_tpa, sizeof(ea->arp_tpa));  in ether_inet_arp()