333 	struct udphdr *uh;  in udp_input()  local
402 	uh = (struct udphdr *)(void *)((caddr_t)ip + iphlen);  in udp_input()
405 	if (uh->uh_dport == 0) {  in udp_input()
411 	KERNEL_DEBUG(DBG_LAYER_IN_BEG, uh->uh_dport, uh->uh_sport,  in udp_input()
412 	    ip->ip_src.s_addr, ip->ip_dst.s_addr, uh->uh_ulen);  in udp_input()
418 	len = ntohs((u_short)uh->uh_ulen);  in udp_input()
438 	if (udp_input_checksum(m, uh, iphlen, len)) {  in udp_input()
468 		udp_in.sin_port = uh->uh_sport;  in udp_input()
521 			if (inp->inp_lport != uh->uh_dport) {  in udp_input()
535 				    inp->inp_fport != uh->uh_sport) {  in udp_input()
581 			    uh->uh_dport, uh->uh_sport, &ip->ip_dst,  in udp_input()
585 				UDP_LOG_DROP_NECP(ip, uh, inp, false);  in udp_input()
630 			uh = (struct udphdr *)(void *)((caddr_t)ip + iphlen);  in udp_input()
663 	    (uh->uh_dport == ntohs((u_short)esp_udp_encap_port) ||  in udp_input()
664 	    uh->uh_sport == ntohs((u_short)esp_udp_encap_port))) {  in udp_input()
672 		if (uh->uh_dport != ntohs((u_short)esp_udp_encap_port)) {  in udp_input()
676 			ipsec_fill_ip_sockaddr_4_6(&src, ip->ip_src, uh->uh_sport);  in udp_input()
677 			ipsec_fill_ip_sockaddr_4_6(&dst, ip->ip_dst, uh->uh_dport);  in udp_input()
701 				uh = (struct udphdr *)(void *)((caddr_t)ip + iphlen);  in udp_input()
705 			    ((caddr_t)uh + sizeof(struct udphdr)) == 0xFF) {  in udp_input()
711 			    ((caddr_t)uh + sizeof(struct udphdr)) != 0) {  in udp_input()
726 	inp = in_pcblookup_hash(&udbinfo, ip->ip_src, uh->uh_sport,  in udp_input()
727 	    ip->ip_dst, uh->uh_dport, 1, ifp);  in udp_input()
740 				    ntohs(uh->uh_dport), inet_ntop(AF_INET,  in udp_input()
742 				    ntohs(uh->uh_sport));  in udp_input()
749 				    ntohs(uh->uh_dport), inet_ntop(AF_INET,  in udp_input()
751 				    ntohs(uh->uh_sport)))  in udp_input()
760 		if (udp_port_unreach_rlc_compress(ip->ip_src, uh->uh_sport,  in udp_input()
761 		    ip->ip_dst, uh->uh_dport) == true) {  in udp_input()
792 	if (!necp_socket_is_allowed_to_send_recv_v4(inp, uh->uh_dport,  in udp_input()
793 	    uh->uh_sport, &ip->ip_dst, &ip->ip_src, ifp, pf_tag, NULL, NULL, NULL, NULL)) {  in udp_input()
805 	udp_in.sin_port = uh->uh_sport;  in udp_input()
829 	KERNEL_DEBUG(DBG_LAYER_IN_END, uh->uh_dport, uh->uh_sport,  in udp_input()
830 	    save_ip.ip_src.s_addr, save_ip.ip_dst.s_addr, uh->uh_ulen);  in udp_input()
854 			udp_dst.sin_port = uh->uh_dport;  in udp_input()
1020 		struct udphdr uh;  in udp_ctlinput()  local
1024 		    (m->m_len < off + sizeof(uh))) {  in udp_ctlinput()
1029 		bcopy(m_mtod_current(m) + off, &uh, sizeof(uh));  in udp_ctlinput()
1030 		inp = in_pcblookup_hash(&udbinfo, faddr, uh.uh_dport,  in udp_ctlinput()
1031 		    ip->ip_src, uh.uh_sport, 0, NULL);  in udp_ctlinput()
1072 			    uh.uh_sport, uh.uh_dport, IPPROTO_UDP,  in udp_ctlinput()
2861 udp_input_checksum(struct mbuf *m, struct udphdr *uh, int off, int ulen)  in udp_input_checksum()  argument
2867 	if (uh->uh_sum == 0) {  in udp_input_checksum()
2879 			uh->uh_sum = m->m_pkthdr.csum_rx_val;  in udp_input_checksum()
2936 			uh->uh_sum = in_pseudo(ip->ip_src.s_addr,  in udp_input_checksum()
2939 		uh->uh_sum ^= 0xffff;  in udp_input_checksum()
2947 		ipov->ih_len = uh->uh_ulen;  in udp_input_checksum()
2948 		uh->uh_sum = in_cksum(m, ulen + sizeof(struct ip));  in udp_input_checksum()
2955 	if (uh->uh_sum != 0) {  in udp_input_checksum()