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Program.cs
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Program.cs
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using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Net.NetworkInformation;
using System.Net.Sockets;
using System.Threading;
using Windows.Data.Xml.Dom;
using Windows.UI.Notifications;
using Windows.Foundation;
namespace NetworkMonitoring
{
public class Device
{
public string ip;
public string mac;
public string name;
}
class Program
{
List<Device> newDevices = new List<Device>();
public string[] device = new string[3];
static string NetworkGateway()
{
string defaultGateway = "";
foreach (NetworkInterface network in NetworkInterface.GetAllNetworkInterfaces())
{
foreach (GatewayIPAddressInformation gatewayInfo in network.GetIPProperties().GatewayAddresses)
{
defaultGateway = gatewayInfo.Address.ToString();
}
}
Console.WriteLine(defaultGateway);
return defaultGateway;
}
static void Main(string[] args)
{
string defaultGateway = NetworkGateway();
string[] temp = defaultGateway.Split(".");
var pingAddress = new Program();
for (int i = 2; i < 255; i++)
{
string address = temp[0] + "." + temp[1] + "." + temp[2] + "." + i;
pingAddress.pingAddress(address, 4, 4000);
}
foreach (Device device in pingAddress.newDevices)
Console.WriteLine(device.ip);
}
public void pingAddress(string host, int attempts, int timeout)
{
for (int i = 0; i < attempts; i++)
{
new Thread(delegate ()
{
try
{
System.Net.NetworkInformation.Ping ping = new System.Net.NetworkInformation.Ping();
ping.PingCompleted += new PingCompletedEventHandler(Finished);
ping.SendAsync(host, timeout, host);
}
catch
{
}
}).Start();
}
if (checkNew(device[2]) && device[2] != null)
{
if (!newDevices.Contains(new Device() { ip = device[0], mac = device[2], name = device[1] }))
{
newDevices.Add(new Device() { ip = device[0], mac = device[2], name = device[1] });
StreamWriter writer = new StreamWriter("logs.txt", append: true);
writer.WriteLine(device[2]);
writer.Close();
Console.WriteLine("New Device Connected: " + device[0] + " " + device[1] + " " + device[2]);
notificationManager();
}
}
newDevices.TrimExcess();
}
private void Finished(object sender, PingCompletedEventArgs e)
{
string ip = (string)e.UserState;
string hostname = recieveName(ip);
string macAddress = recieveMAC(ip);
device[0] = ip;
device[1] = hostname;
device[2] = macAddress;
}
public string recieveName(string ipAddress)
{
try
{
IPHostEntry entry = Dns.GetHostEntry(ipAddress);
if (entry != null)
{
return entry.HostName;
}
}
catch (SocketException)
{
}
return null;
}
public string recieveMAC(string ip)
{
string macAddress = "";
System.Diagnostics.Process Process = new System.Diagnostics.Process();
Process.StartInfo.FileName = "arp";
Process.StartInfo.Arguments = "-a " + ip;
Process.StartInfo.UseShellExecute = false;
Process.StartInfo.RedirectStandardOutput = true;
Process.StartInfo.CreateNoWindow = true;
Process.Start();
string[] temp = Process.StandardOutput.ReadToEnd().Split("-");
if (temp.Length >= 8)
{
macAddress = temp[3].Substring(Math.Max(0, temp[3].Length - 2))
+ "-" + temp[4] + "-" + temp[5] + "-" + temp[6]
+ "-" + temp[7] + "-"
+ temp[8].Substring(0, 2);
return macAddress;
}
else
{
return "OWN Machine";
}
}
public bool checkNew(string mac)
{
bool isOld = false;
StreamReader reader = new StreamReader("logs.txt");
while (!reader.EndOfStream && !isOld)
{
if(mac == reader.ReadLine())
{
isOld = true;
}
}
reader.Close();
if (isOld)
{
return false;
}
else
{
return true;
}
}
public void notificationManager()
{
string title = "New Device Connected to the Network";
string content = device[0] + " " + device[1] + " " + device[2];
string xmlString =
$@"<toast><visual>
<binding template='ToastGeneric'>
<text>{title}</text>
<text>{content}</text>
</binding>
</visual></toast>";
XmlDocument toastXml = new XmlDocument();
toastXml.LoadXml(xmlString);
ToastNotification toast = new ToastNotification(toastXml);
ToastNotificationManager.CreateToastNotifier("NewNetworkDeviceManager").Show(toast);
}
}
}