79 static int get_socket(int family, int proto)  in get_socket()  argument
83 	fd = socket(family, proto == IPPROTO_TCP ? SOCK_STREAM : SOCK_DGRAM,  in get_socket()
84 		    proto);  in get_socket()
135 		   struct sockaddr *addr, socklen_t *addrlen, int proto)  in receive()  argument
139 	if (proto == IPPROTO_UDP) {  in receive()
145 	} else if (proto == IPPROTO_TCP) {  in receive()
152 		printf("Invalid protocol %d\n", proto);  in receive()
160 		 struct sockaddr *addr, socklen_t addrlen, int proto)  in reply()  argument
164 	if (proto == IPPROTO_UDP) {  in reply()
169 	} else if (proto == IPPROTO_TCP) {  in reply()
181 		printf("Invalid protocol %d\n", proto);  in reply()
189 				 unsigned char *buf, int buflen, int proto,  in udp_receive_and_reply()  argument
198 			      (struct sockaddr *)&from, &fromlen, proto);  in udp_receive_and_reply()
206 			    (struct sockaddr *)&from, fromlen, proto);  in udp_receive_and_reply()
218 				 unsigned char *buf, int buflen, int proto)  in tcp_receive_and_reply()  argument
226 			      (struct sockaddr *)&from, &fromlen, proto);  in tcp_receive_and_reply()
231 			    (struct sockaddr *)&from, fromlen, proto);  in tcp_receive_and_reply()