sntp/libevent/evutil.c

856 parse_numeric_servname(const char *servname)
860 	n = (int) strtol(servname, &endptr, 10);
861 	if (n>=0 && n <= 65535 && servname[0] && endptr && !endptr[0])
867 /** Parse a service name in 'servname', which can be a decimal port.
871 evutil_parse_servname(const char *servname, const char *protocol,
874 	int n = parse_numeric_servname(servname);
879 		struct servent *ent = getservbyname(servname, protocol);
947  *   - Look up the port based on 'servname', and store it in *portnum,
958 evutil_getaddrinfo_common_(const char *nodename, const char *servname,
964 	if (nodename == NULL && servname == NULL)
976 	if (servname) {
979 		port = evutil_parse_servname(servname, pname, hints);
1223     - If nodename==NULL and servname is numeric, we build an answer
1226     - If nodename!=NULL and servname is numeric, then we set
1227       servname=NULL when calling getaddrinfo, and post-process the
1336 evutil_getaddrinfo(const char *nodename, const char *servname,
1361 		if (servname && parse_numeric_servname(servname)<0)
1380 		err = evutil_getaddrinfo_common_(nodename,servname,&hints,
1392 	need_np_hack = need_numeric_port_hack() && servname && !hints.ai_socktype
1393 	    && ((portnum=parse_numeric_servname(servname)) >= 0);
1397 				NULL,servname,&hints, res, &portnum);
1398 		servname = NULL;
1417 	err = getaddrinfo(nodename, servname, &hints, res);
1443 	err = evutil_getaddrinfo_common_(nodename, servname, &hints, res, &port);
1559     const char *nodename, const char *servname,
1565 			dns_base, nodename, servname, hints_in, cb, arg);
1569 		err = evutil_getaddrinfo(nodename, servname, hints_in, &ai);
1602 		return "nodename nor servname provided, or not known";
1604 		return "servname not supported for ai_socktype";