/// <summary>
/// Creates a HardwareDevice object based on its SharpPcap representation.
/// </summary>
/// <param name="dev"></param>
public HardwareDevice(ICaptureDevice dev)
{
this.Device = dev;
string input = dev.ToString();
IpAddresses = new List <String>();
List <String> detectedAddrs = new List <String>();
IPAddress[] localIps = Dns.GetHostAddresses(Dns.GetHostName());
foreach (IPAddress ip in localIps)
{
string addr = ip.ToString();
// scrub out the %xxx at the end (if present)
int percentSignPos = addr.IndexOf("%");
if (percentSignPos > 0)
{
addr = addr.Substring(0, percentSignPos);
}
detectedAddrs.Add(addr);
}
// break everything up so we can parse line-by-line
string[] deviceFields = input.Split(new string[] { "\n" }, StringSplitOptions.RemoveEmptyEntries);
foreach (string line in deviceFields)
{
if (line.StartsWith("FriendlyName"))
{
FriendlyName = line.Replace("FriendlyName: ", "");
}
else if (line.StartsWith("Description"))
{
Description = line.Replace("Description: ", "");
}
/* IP or MAC address
* Only add if the IP address here exists in the detected list
* (that is, the list returned by Dns.GetHostAddresses() )
*/
else if (line.StartsWith("Addr:"))
{
string detectedIp = line.Replace("Addr: ", "");
// MAC address
if (detectedIp.Contains("HW addr: "))
{
MacAddress = detectedIp.Replace("HW addr: ", "");
}
// IP address
if (detectedAddrs.Contains(detectedIp))
{
IpAddresses.Add(detectedIp);
}
}
}
}
private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
{
try
{
Action action = () =>
{
path = comboBox1.Text;
};
Invoke(action);
}
catch { }
device = devices[comboBox1.SelectedIndex];
while (dataGridView1.Rows.Count != 0)
{
dataGridView1.Rows.Remove(dataGridView1.Rows[0]);
}
toolStripStatusLabel1.Text = "Packets: capture is not started";
toolStripStatusLabel2.Text = "";
device.Open(DeviceMode.Promiscuous, 3000);
string info;
info = device.ToString().Substring(11);
info = info.Substring(0, info.Length - 2);
label1.Text = info;
label2.Text = "";
panel1.Focus();
}
public override string ToString()
{
string msg = "";
msg += string.Format("网络地址:{0}\n", _net.ToString());
msg += string.Format("子网掩码:{0}\n", _mask.ToString());
msg += string.Format("下一跳:{0}\n", _nextHop.ToString());
msg += string.Format("优先级:{0}\n", _level);
msg += _outInterface.ToString();
return(msg);
}
//parses interface informations and return string containing interface name
public static String getFriendlyName(ICaptureDevice device)
{
String[] splitStr = device.ToString().Split(':', '\n');
for (int i = 0; i < splitStr.Length; i++)
{
if (splitStr[i].Equals("FriendlyName"))
{
return(splitStr[i + 1].Trim());
}
}
return("");
}
public static string GetName(this ICaptureDevice captureDevice)
{
foreach (var line in captureDevice.ToString().Split('\n'))
{
if (line.Contains("FriendlyName"))
{
var firstColonIndex = line.IndexOf(':');
return(line.Substring(firstColonIndex + 1, line.Length - firstColonIndex - 1).Trim());
}
}
throw new Exception("Could not get name of device");
}
//ToolTip toolTip1 = new ToolTip();
public PeerMapStart()
{
InitializeComponent();
lblMessage.Visibility = Visibility.Collapsed;
try
{
devices = CaptureDeviceList.Instance;
}
catch
{
lblMessage.Text = "没有发现可用的网络适配器,请检查网卡设置以及是否安装WinPcap";
lblMessage.Visibility = Visibility.Visible;
return;
}
for (int i = 0; i < devices.Count; i++)
{
ICaptureDevice dev = devices[i];
RadioButton radioBtn = new RadioButton();
radioBtn.Content = dev.Description;
//radioBtn.AutoSize = true;
radioBtn.HorizontalContentAlignment = HorizontalAlignment.Left;
//radioBtn.TextAlign = ContentAlignment.MiddleLeft;
radioBtn.ToolTip = dev.ToString();
//toolTip1.SetToolTip(radioBtn, dev.ToString());
radioBtns.Add(radioBtn);
canvas.Children.Add(radioBtn);
Canvas.SetLeft(radioBtn, 30d);
Canvas.SetTop(radioBtn, 20.0 + 20.0 * i);
// radioBtn.Location = new Point(30, 20 + 20 * i);
// this.gBoxPeerMap.Controls.Add(radioBtns[i]);
}
if (devices.Count == 1)
{
radioBtns[0].IsChecked = true;
}
}
public BugSnifferService Init()
{
_logger.LogInformation($"Bugs! Sniffer Service using SharpPcap {SharpPcap.Version.VersionString}");
_logger.LogInformation("Reading computer's network devices");
CaptureDeviceList devices = CaptureDeviceList.Instance;
if (devices.Count < 1)
{
_logger.LogError("COULD NOT FIND ANY DEVICES!!!!");
throw new ArgumentNullException();
}
string localIPAddress = LocalIPAddress()?.ToString() ?? string.Empty;
Console.WriteLine($"Your Local IP Address is {localIPAddress}");
if (devices.Count(device => device.ToString().Contains(localIPAddress)) == 1)
{
_device = devices.Single(device => device.ToString().Contains(localIPAddress));
_logger.LogInformation("Automatically Selected Device:");
_logger.LogInformation(_device.ToString());
}
else
{
Console.WriteLine();
Console.WriteLine("The following devices are available on this machine:");
Console.WriteLine("----------------------------------------------------");
Console.WriteLine();
for (int i = 0; i < devices.Count; i++)
{
Console.WriteLine($"-----------Device {i}-----------");
Console.WriteLine(devices[i].ToString());
}
Console.WriteLine("Usually device with local ip address is the correct one.");
int deviceIndex = -1;
do
{
Console.Write("Please select which device you would like to use: ");
string input = Console.ReadLine();
deviceIndex = int.TryParse(input, out int result) ? result : -1;
} while (deviceIndex < 0 || deviceIndex >= devices.Count);
_device = devices[deviceIndex];
_logger.LogInformation("Chosen Device:");
_logger.LogInformation(_device.ToString());
}
_logger.LogInformation("Opening Device");
_logger.LogInformation($"Using Timeout: {Timeout}");
_device.Open(DeviceMode.Promiscuous, Timeout);
return(this);
}
// Util to parse ICaptureDevice.ToString() into the fields of interest,
// an array of 3 strings containing Name, GW address, and IP address
public static string[] parseDeviceDescription(ICaptureDevice dev)
{
char[] separators = new char[] { '\n', ':' };
string name = "";
string gwAddress = "";
string ipAddress = "";
// Console.WriteLine("Parsing Device: {0}", dev);
string[] splitStr = dev.ToString().Split(separators);
for (int i = 0; i < splitStr.Length; i++)
{
if (splitStr[i].Equals("FriendlyName"))
{
name = splitStr[i + 1].Trim();
}
else if (splitStr[i].Equals("GatewayAddress"))
{
gwAddress = splitStr[i + 1].Trim();
}
else if (splitStr[i].Equals("Addr"))
{
// could be IPv6, IPv4 or MAC addr entry
if (splitStr[i + 1].Contains('.'))
{
// The IPv4 addr
ipAddress = splitStr[i + 1].Trim();
}
}
}
// Fallback, could be needed if constant strings used above
// are EN-US locale dependent (I haven't tested this in other locales)
if (name.Length == 0)
{
// non english output?
if (splitStr.Length > 7)
{
name = splitStr[4].Trim();
gwAddress = splitStr[6].Trim();
}
}
// one last fallback
if (name.Length == 0)
{
name = dev.ToString();
}
return new string[] { ipAddress, name };
}
public static string GetFriendlyName(ICaptureDevice dev)
{
string ret = null;
string toString = dev.ToString();
string[] separators = { "\n" };
string[] lines = toString.Split(separators, StringSplitOptions.RemoveEmptyEntries);
foreach (string line in lines)
{
//Console.WriteLine(line);
if (line.Contains("FriendlyName:"))
{
ret = line.Substring(13);
}
}
return ret;
}
