61   if (!FLAG(q) && TT.sent && TT.sa) {
62     printf("\n--- %s ping statistics ---\n", ntop(TT.sa));
64       TT.sent, TT.recv, ((TT.sent-TT.recv)*100)/(TT.sent?TT.sent:1));
65     if (TT.recv)
67         TT.min, TT.fugit/TT.recv, TT.max);
69   TT.sa = 0;
125   if (!FLAG(i)) TT.i = FLAG(f) ? 200 : 1000;  in ping_main()
126   else if (TT.i<200 && getuid()) error_exit("need root for -i <200");  in ping_main()
127   if (!FLAG(s)) TT.s = 56; // 64-PHDR_LEN  in ping_main()
128   if (FLAG(f) && !FLAG(c)) TT.c = 15;  in ping_main()
137   if (TT.I) {  in ping_main()
138     if (!FLAG(6) && inet_pton(AF_INET, TT.I, (void *)&srcaddr.in.sin_addr))  in ping_main()
140     else if (!FLAG(4) && inet_pton(AF_INET6, TT.I, (void *)&srcaddr.in6.sin6_addr))  in ping_main()
155     if (!TT.I || !ifa2) break;  in ping_main()
158           || strcmp(ifa->ifa_name, TT.I)) continue;  in ping_main()
167     error_exit("no v%d addr for -I %s", 4+2*(family==AF_INET6), TT.I);  in ping_main()
168   TT.sa = ai->ai_addr;  in ping_main()
172   TT.sock = socket(ai->ai_family, SOCK_DGRAM,  in ping_main()
174   if (TT.sock == -1) {  in ping_main()
182   if (TT.I) xbind(TT.sock, sa, sizeof(srcaddr));  in ping_main()
185   xsetsockopt(TT.sock, SOL_IP, IP_RECVTTL, &len, sizeof(len));  in ping_main()
188     len = TT.m;  in ping_main()
189     xsetsockopt(TT.sock, SOL_SOCKET, SO_MARK, &len, sizeof(len));  in ping_main()
192   if (TT.t) {  in ping_main()
193     len = TT.t;  in ping_main()
195       xsetsockopt(TT.sock, IPPROTO_IP, IP_TTL, &len, 4);  in ping_main()
196     else xsetsockopt(TT.sock, IPPROTO_IPV6, IPV6_UNICAST_HOPS, &len, sizeof(len));  in ping_main()
200     printf("Ping %s (%s)", *toys.optargs, ntop(TT.sa));  in ping_main()
201     if (TT.I) {  in ping_main()
203       printf(" from %s (%s)", TT.I, ntop(sa));  in ping_main()
206     printf(": %ld(%ld) bytes.\n", TT.s, TT.s+28);  in ping_main()
209   TT.min = ULONG_MAX;  in ping_main()
214   if (TT.w) tw = TT.w*1000+tnext;  in ping_main()
236       if (0>=(waitms = tW-tnow) || !(TT.sent-TT.recv)) break;  in ping_main()
246       tnext += TT.i;  in ping_main()
252       if (TT.s >= 4) *(unsigned *)(ih+1) = tnow;  in ping_main()
254       ih->checksum = pingchksum((void *)toybuf, TT.s+sizeof(*ih));  in ping_main()
255       xsendto(TT.sock, toybuf, TT.s+sizeof(*ih), TT.sa);  in ping_main()
256       TT.sent++;  in ping_main()
260       if (TT.c) if (!--TT.c) {  in ping_main()
261         tW = tnow + TT.W*1000;  in ping_main()
272     if (!(len = xrecvmsgwait(TT.sock, &msg, 0, &srcaddr2, waitms)))  in ping_main()
275     TT.recv++;  in ping_main()
276     TT.fugit += (pkttime = millitime()-*(unsigned *)(ih+1));  in ping_main()
277     if (pkttime < TT.min) TT.min = pkttime;  in ping_main()
278     if (pkttime > TT.max) TT.max = pkttime;  in ping_main()