31 udp_echo_client(int sockFD, const struct sockaddr_in* serverAddr)  in udp_echo_client()  argument
42 		status = sendto(sockFD, buf, len, 0,  in udp_echo_client()
49 		status = recvfrom(sockFD, buf, MAXLEN-1, 0, NULL, NULL);  in udp_echo_client()
61 udp_broadcast(int sockFD, const struct sockaddr_in* serverAddr)  in udp_broadcast()  argument
71 	setsockopt(sockFD, SOL_SOCKET, SO_BROADCAST, &option, sizeof(option));  in udp_broadcast()
73 	status = sendto(sockFD, buf, len, 0,  in udp_broadcast()
80 	status = recvfrom(sockFD, buf, MAXLEN-1, 0, NULL, NULL);  in udp_broadcast()
91 udp_echo_server(int sockFD)  in udp_echo_server()  argument
101 		status = recvfrom(sockFD, buf, MAXLEN-1, 0, (struct sockaddr*)&clientAddr, &len);  in udp_echo_server()
115 		status = sendto(sockFD, buf, status, 0,  in udp_echo_server()
129 	int sockFD;  in main()  local
189 	sockFD = socket(AF_INET, SOCK_DGRAM, 0);  in main()
202 		status = bind(sockFD, (struct sockaddr *)&localAddr, sizeof(localAddr));  in main()
211 			udp_echo_client(sockFD, &serverAddr);  in main()
214 			udp_broadcast(sockFD, &serverAddr);  in main()
217 			udp_echo_server(sockFD);  in main()