void ShowPkt(struct PACKET *pkt, struct sockaddr_in *from)
{
if
(from!=NULL)
printf("received
packet from %s from port
%d\n",inet_ntoa(from->sin_addr),ntohs(from->sin_port));
printf("packet:
DestIP = %s\n",pkt->DestIP);
printf(" DestPort = %d\n",pkt->DestPort);
printf(" SourceIP =
%s\n",pkt->SourceIP);
printf(" SourcePort =
%d\n",pkt->SourcePort);
printf(" Flags = %d\n",pkt->flags);
printf(" Seq Num = %d\n",pkt->SeqNum);
printf(" Data = %c\n",pkt->Data);
printf(" NumHops =
%d\n\n",pkt->NumHops);
if
(pkt->NumHops>0)
printf(" visited:\n");
for (int
i=0; i<pkt->NumHops; i++)
printf("
%s:%d\n",pkt->IPsVisited[i],pkt->PortsVisited[i]);
}