85     struct udphdr udp;  in send_packet()  local
95     ip.tot_len = htons(sizeof(ip) + sizeof(udp) + size);  in send_packet()
105     udp.source = htons(sport);  in send_packet()
106     udp.dest = htons(dport);  in send_packet()
107     udp.len = htons(sizeof(udp) + size);  in send_packet()
108     udp.check = 0;  in send_packet()
115     temp = udp.len;  in send_packet()
119     udpsum = checksum(&udp, sizeof(udp), udpsum);  in send_packet()
123     udp.check = finish_sum(udpsum);  in send_packet()
127     iov[1].iov_base = (char *)&udp;  in send_packet()
128     iov[1].iov_len = sizeof(udp);  in send_packet()
154         struct udphdr udp;  in receive_packet()  member
188     } else if (packet.udp.dest != htons(PORT_BOOTP_CLIENT)) {  in receive_packet()
190         ALOGD("UDP dest port (%d) is not DHCP client", ntohs(packet.udp.dest));  in receive_packet()
212     dhcp_size = ntohs(packet.udp.len) - sizeof(packet.udp);  in receive_packet()
234     packet.ip.tot_len = packet.udp.len;  in receive_packet()
235     temp = packet.udp.check;  in receive_packet()
236     packet.udp.check = 0;  in receive_packet()
238     packet.udp.check = temp;  in receive_packet()