| public SendAsync ( System address, int timeout, byte buffer, System options, object userToken ) : void | ||
| address | System | |
| timeout | int | |
| buffer | byte | |
| options | System | |
| userToken | object | |
| return | void | |
public static void ListAllHosts(byte[] ipBase, Action<AddressStruct> itemCallback)
{
for (int b4 = 0; b4 <= 255; b4++)
{
var ip = ipBase[0] + "." + ipBase[1] + "." + ipBase[2] + "." + b4;
var ping = new Ping();
ping.PingCompleted += (o, e) =>
{
if (e.Error == null && e.Reply.Status == IPStatus.Success)
if (itemCallback != null)
{
GetMacAddress(
e.Reply.Address,
(mac) =>
{
itemCallback(new AddressStruct()
{
IPAddress = e.Reply.Address,
MacAddress = mac
});
});
}
};
ping.SendAsync(ip, null);
}
}
public static void Trace(IPAddress destination, Func<IPAddress, TracertNode, bool> callback)
{
if (destination == null)
{
throw new ArgumentNullException("destination");
}
else
{
if (callback == null)
{
throw new ArgumentNullException("callback");
}
else
{
var syncroot = new object();
var buffer = new byte[INT_BufferSize];
var options = new PingOptions(1, true);
var ping = new Ping();
ping.PingCompleted += (sender, e) =>
{
var address = e.Reply.Address;
var status = e.Reply.Status;
back:
var done = !callback.Invoke(destination, new TracertNode(address, status, e.Reply.Options.Ttl)) || address.Equals(destination);
if (done)
{
try
{
if (ping != null)
{
ping.Dispose();
}
}
finally
{
ping = null;
}
}
else
{
lock (syncroot)
{
if (ping == null)
{
address = destination;
status = IPStatus.Unknown;
goto back;
}
else
{
options.Ttl++;
ping.SendAsync(destination, INT_TimeoutMilliseconds, buffer, options, null);
}
}
}
};
ping.SendAsync(destination, INT_TimeoutMilliseconds, buffer, options, null);
}
}
}
private void Ping(string host, int attempts, int timeout, bool lastadress = false)
{
for (int i = 0; i < attempts; i++)
{
new Thread(delegate()
{
try
{
System.Net.NetworkInformation.Ping ping = new System.Net.NetworkInformation.Ping();
if (lastadress == true)
{
ping.PingCompleted += new PingCompletedEventHandler(LastPingCompleted);
}
else
{
ping.PingCompleted += new PingCompletedEventHandler(PingCompleted);
}
System.Diagnostics.Debug.Print("Ping to " + host);
ping.SendAsync(host, timeout, host);
}
catch
{
// Do nothing and let it try again until the attempts are exausted.
// Exceptions are thrown for normal ping failurs like address lookup
// failed. For this reason we are supressing errors.
}
}).Start();
}
}
/// <summary>
/// Ping
/// </summary>
/// <param name="host"></param>
/// <param name="att"></param>
/// <param name="time"></param>
public void Ping(string host, int att, int time)
{
for (int i = 0; i < att; i++)
{
bool caught = false;
new Thread(delegate()
{
try
{
System.Net.NetworkInformation.Ping ping = new System.Net.NetworkInformation.Ping();
ping.PingCompleted += new PingCompletedEventHandler(PingCompleted);
ping.SendAsync(host, time, host);
}
catch
{
caught = true;
Variables.counter++;
}
if (!caught)
{
Thread.CurrentThread.Abort();
}
}).Start();
}
}
private void SendPingAsync(string ip)
{
var ping = new System.Net.NetworkInformation.Ping();
ping.PingCompleted += OnPingCompleted;
ping.SendAsync(ip, pingTimeout, ip);
}
public void Ping(string host, int attempts, int timeout)
{
// CreateDebugFile("#DEBUG :inside ping");
SetLoading(true);
for (int i = 0; i < attempts; i++)
{
new Thread(delegate()
{
// SetLoading(true);
try
{
System.Net.NetworkInformation.Ping ping = new System.Net.NetworkInformation.Ping();
ping.PingCompleted += new PingCompletedEventHandler(PingCompleted);
ping.SendAsync(host, timeout, host);
}
catch (Exception ex)
{
// CreateDebugFile(ex.Message);
// Do nothing and let it try again until the attempts are exausted.
// Exceptions are thrown for normal ping failurs like address lookup
// failed. For this reason we are supressing errors.
}
}).Start();
}
// SetLoading(false);
}
public Task<PingReply> PingAsync(string address)
{
var tcs = new TaskCompletionSource<PingReply>();
t = new Thread(new ThreadStart(() =>
{
Ping ping = new Ping();
ping.PingCompleted += (obj, sender) =>
{
tcs.SetResult(sender.Reply);
};
ping.SendAsync(address, new object());
if (tcs.Task.Result.Status.Equals(IPStatus.Success) || tcs.Task.Result.Status.Equals(IPStatus.TimedOut))
{
isPinged = true;
}
}
));
t.Start();
return tcs.Task;
}
public async Task <IPingResponse> Ping(IPAddress ipadrress)
{
try
{
var ping = new System.Net.NetworkInformation.Ping();
var taskCompletionSource = new TaskCompletionSource <PingCompletedEventArgs>();
void OnPingOnPingCompleted(object s, PingCompletedEventArgs e)
{
taskCompletionSource.SetResult(e);
}
ping.PingCompleted += OnPingOnPingCompleted;
const int timeoutInMilliseconds = 1000;
ping.SendAsync(ipadrress, timeoutInMilliseconds, ipadrress);
var responsEventArgs = await taskCompletionSource.Task.ConfigureAwait(false);
var result = _pingResponseUtil.Convert(responsEventArgs);
return(result);
}
catch (PingException e)
{
return(new PingResponse(ipadrress, TimeSpan.Zero, IPStatus.DestinationNetworkUnreachable, ipadrress));
}
}
public static void Main(string[] args)
{
if (args.Length == 0)
{
throw new ArgumentException("Enter the ip address: ");
}
string adressWWW = args[0];
AutoResetEvent waiter = new AutoResetEvent(false);
Ping pingSender = new System.Net.NetworkInformation.Ping();
pingSender.PingCompleted += new PingCompletedEventHandler(PingCompletedCallback);
string data = "AAA!";
byte[] byteBuffer = Encoding.ASCII.GetBytes(data);
int timeout = 3600;
PingOptions options = new PingOptions(64, true);
Console.WriteLine("Time to live: {0}", options.Ttl);
Console.WriteLine("Do not fragment packages: {0}", options.DontFragment);
pingSender.SendAsync(adressWWW, timeout, byteBuffer, options, waiter);
waiter.WaitOne();
Console.WriteLine("The ping command has ended.");
Console.ReadKey();
}
/// <summary>
/// 线程创建时调用此方法来搜索局域网主机
/// </summary>
private void searchMethod()
{
lock (obj)
{
//因为是刷新列表，所以要先清空
if (result != null)
{
result.Clear();
}
try
{
//扫描整个网段
for (int i = 1; i < 256; i++)
{
//ping主机从而获取其IP地址和主机名
Ping myPing = new Ping();
myPing.PingCompleted += new PingCompletedEventHandler(_myPing_PingCompleted);
//如果路由器不是这么设置的这个地方就要改~~~偷个懒~^_^
string pingIP = "10.0.2." + i.ToString();
//异步ping，防止主界面过长时间不响应
myPing.SendAsync(pingIP, null);
Thread.Sleep(1);
}
}
catch (Exception exp)
{
MessageBox.Show("错误！");
}
}
}
/// <summary>
/// Notifies the hub about the updatel
/// </summary>
public void Submit()
{
var ping = new Ping();
string hostName = Hub.AbsoluteUri;
string payload = Topic.AbsoluteUri;
ping.SendAsync(hostName, TimeOut, payload.ToCharArray());
}
static Task<PingReply> PingAsync(string address)
{
var tcs = new TaskCompletionSource<PingReply>();
Ping ping = new Ping();
ping.PingCompleted += (obj, sender) => {
tcs.SetResult(sender.Reply);
};
ping.SendAsync(address, new object());
return tcs.Task;
}
public void Ping(Action completedAction)
{
Ping ping = new Ping();
PingOptions pingOptions = new PingOptions();
string data = "rotate";
byte[] buffer = Encoding.ASCII.GetBytes(data);
ping.PingCompleted += new PingCompletedEventHandler(ping_PingCompleted);
ping.SendAsync(this.Host, 500, buffer, pingOptions, completedAction);
}
public void Connect()
{
// We first try to ping twitch.tv to make sure it's reachable
string data = "abcdefghijklmopqrstuvwxyz012345";
byte[] buffer = Encoding.ASCII.GetBytes(data);
int timeout = 5000;
Ping ping = new Ping();
ping.PingCompleted += HandleConnectionPingCompleted;
PingOptions pingOption = new PingOptions(64, true);
ping.SendAsync(Hostname, timeout, buffer, pingOption);
}
public void Execute()
{
//
// 同期での送信.
//
var hostName = "localhost";
var timeOut = 3000;
var p = new Ping();
var r = p.Send(hostName, timeOut);
if (r.Status == IPStatus.Success)
{
Output.WriteLine("Ping.Send() Success.");
}
else
{
Output.WriteLine("Ping.Send() Failed.");
}
//
// 非同期での送信.
//
hostName = "www.google.com";
object userToken = null;
p.PingCompleted += (s, e) =>
{
if (e.Cancelled)
{
Output.WriteLine("Cancelled..");
return;
}
if (e.Error != null)
{
Output.WriteLine(e.Error.ToString());
return;
}
if (e.Reply.Status != IPStatus.Success)
{
Output.WriteLine("Ping.SendAsync() Failed");
return;
}
Output.WriteLine("Ping.SendAsync() Success.");
};
p.SendAsync(hostName, timeOut, userToken);
Thread.Sleep(3000);
}
/*THREADS*/
#region Асинхронная проверка пинга
private void SendPing(string IP)
{
//AutoResetEvent resetEvent = new AutoResetEvent(false);
try
{
System.Net.NetworkInformation.Ping pingSender = new System.Net.NetworkInformation.Ping();
pingSender.PingCompleted += new PingCompletedEventHandler(pingSender_Complete);
byte[] packetData = Encoding.ASCII.GetBytes("................................");
PingOptions packetOptions = new PingOptions(50, true);
pingSender.SendAsync(IP, 5000, packetData, packetOptions, new AutoResetEvent(false));
}
catch { }
}
public void ping_Async(String sHostNameOrAddressToPing)
{
try
{
var pPing = new System.Net.NetworkInformation.Ping();
pPing.PingCompleted += pPing_PingCompleted;
pPing.SendAsync(sHostNameOrAddressToPing, sHostNameOrAddressToPing);
}
catch (Exception ex)
{
PublicDI.log.error("in Ping: {0}", ex.Message);
}
}
public void PingHosts(string[] hosts, int count, int timeOutMs)
{
for (var i = 0; i < count; i++) {
Console.WriteLine("{0} - {1}", DateTime.Now.ToLongTimeString(), string.Join(", ", hosts));
foreach (var host in hosts) {
var p = new Ping();
p.PingCompleted += PingCompleted;
p.SendAsync(host, 1500, host);
}
Thread.Sleep(timeOutMs);
Console.WriteLine("\n");
}
}
public void ping_Async(String sHostNameOrAddressToPing)
{
try
{
var pPing = new System.Net.NetworkInformation.Ping();
pPing.PingCompleted += pPing_PingCompleted;
pPing.SendAsync(sHostNameOrAddressToPing, sHostNameOrAddressToPing);
}
catch (Exception ex)
{
DI.log.error("in Ping: {0}", ex.Message);
}
}
public static void ScanIPs()
{
//string hostName = Dns.GetHostName(); // Retrive the Name of HOST
//Console.WriteLine(hostName);
// Get the IP
//string myIP = Dns.GetHostByName(hostName).AddressList[0].ToString();
string myIP = "192.168.1.1";
var bytes = IPAddress.Parse(myIP).GetAddressBytes();
// set the value here
bytes[3] = 0;
IPAddress ipAddress = new IPAddress(bytes);
var IPaddress1 = IPAddress.Parse(myIP).GetAddressBytes()[0].ToString() + "." + IPAddress.Parse(myIP).GetAddressBytes()[1].ToString() + "." + IPAddress.Parse(myIP).GetAddressBytes()[2].ToString() + ".";
Console.WriteLine("My IP Address is :" + myIP);
Console.WriteLine("Network :" + IPaddress1);
//Console.ReadLine();
countdown = new CountdownEvent(1);
Stopwatch sw = new Stopwatch();
sw.Start();
//string ipBase = "10.0.0.";
for (int i = 1; i < 255; i++)
{
string ip = IPaddress1 + i.ToString();
Ping p = new Ping();
p.PingCompleted += new PingCompletedEventHandler(p_PingCompleted);
countdown.AddCount();
p.SendAsync(ip, 100, ip);
}
countdown.Signal();
countdown.Wait();
sw.Stop();
TimeSpan span = new TimeSpan(sw.ElapsedTicks);
//Console.WriteLine("Took {0} milliseconds. {1} hosts active.", sw.ElapsedMilliseconds, upCount);
//Console.WriteLine("\nPress any key to continue...");
//Console.ReadKey();
}
public string MyPing()
{
string ip1 = getIP();
for(int i = 0; i < 255; i++)
{
Ping myPing=new Ping();
myPing.PingCompleted += new PingCompletedEventHandler(_myPing_PingCompleted);
// gethost ip
string pingIP =ip1 + i.ToString();
myPing.SendAsync(pingIP, 1000, null);
}
return pingstr;
}
private void SendPing()
{
System.Net.NetworkInformation.Ping pingSender = new System.Net.NetworkInformation.Ping();
pingSender.PingCompleted += new PingCompletedEventHandler(pingTest_Complete);
// Create a buffer of 32 bytes.
byte[] _data = Encoding.ASCII.GetBytes("................................");
PingOptions Options = new PingOptions(50, true);
// Send the ping asynchronously
pingSender.SendAsync("www.google.com", 2000, _data, Options);
}
static Task<PingReply> PingAsync(string address)
{
var tcs = new TaskCompletionSource<PingReply>();
Ping ping = new Ping();
ping.PingCompleted += (obj, sender) =>
{
tcs.SetResult(sender.Reply);
};
ping.SendAsync(address, 200, new object());
if (tcs.Task.Status.ToString() != "Success")
{
fail_count++;
}
return tcs.Task;
}
private void SendPing()
{
System.Net.NetworkInformation.Ping pingSender = new System.Net.NetworkInformation.Ping();
// Create an event handler for ping complete
pingSender.PingCompleted += new PingCompletedEventHandler(pingSender_Complete);
// Create a buffer of 32 bytes of data to be transmitted.
byte[] packetData = Encoding.ASCII.GetBytes("................................");
// Jump though 50 routing nodes tops, and don't fragment the packet
PingOptions packetOptions = new PingOptions(50, true);
// Send the ping asynchronously
pingSender.SendAsync(txtIP.Text, 5000, packetData, packetOptions, resetEvent);
}
public static void RefreshServerList()
{
IPAddress ipAddress = Array.FindAll(Dns.GetHostAddresses(Dns.GetHostName()), a => a.AddressFamily == AddressFamily.InterNetwork).First();
string[] baseIP = ipAddress.ToString().Split('.');
for (int j = Int32.Parse(baseIP[2]); j < Int32.Parse(baseIP[2]) + 5; j++) {
for (int i = 0; i < 255; i++) {
try {
IPAddress ip = IPAddress.Parse(baseIP[0] + "." + baseIP[1] + "." + j + "." + i);
Ping ping = new Ping();
ping.PingCompleted += new PingCompletedEventHandler(PingCompleted);
ping.SendAsync(ip, 600, ip);
} catch (Exception) { }
}
}
}
public static void BeginPingHost(string hostNameOrAddress, int TimeOut, EventHandler <PingCallBackEventArgs> pingCallBack, object userState)
{
var PingSender = new System.Net.NetworkInformation.Ping();
PingOptions Options = new PingOptions();
Options.DontFragment = true;
PingSender.PingCompleted += PingSender_PingCompleted;
var obj = new PrivatePingUserState()
{
PingCallBack = pingCallBack, UserState = userState
};
PingSender.SendAsync(hostNameOrAddress, TimeOut, testSendData, obj);
}
private void btnDomain2IP_Click(object sender, EventArgs e)
{
for (int i = 0; i < dataGridView1.Rows.Count - 1; i++)
{
try
{
Ping myPing = new Ping();
myPing.PingCompleted += new PingCompletedEventHandler(_myPing_PingCompleted);
string hostName = dataGridView1[0, i].Value.ToString();
myPing.SendAsync(hostName, 1, i);
}
catch
{
}
}
}
public Ping(string ipAddress, int timeout = 10, string data = null, PingReplyArrivedEventHandler PingReplyArrivedHandler = null)
{
if (PingReplyArrivedHandler != null)
{
PingReplyArrived += PingReplyArrivedHandler;
}
try
{
ping = new System.Net.NetworkInformation.Ping();
ping.PingCompleted += PingResult;
var dataToSend = String.IsNullOrEmpty(data) ? "ping".ToByteArray() : data.ToByteArray();
ping.SendAsync(ipAddress, timeout, dataToSend, null);
}
catch
{
Dispose();
}
}
/// <inheritdoc />
/// <summary>
/// Starts the ping process.
/// Enqueueing new ip addresses for ping is disabled during scantime
/// </summary>
public override void Start()
{
base.Start();
var pingLimiter = _runningPingScanners;
IPAddress lastResult;
while (pingLimiter <= MaxConcurrentScans && (lastResult = GetNext()) != null)
{
var pingSender = new System.Net.NetworkInformation.Ping();
pingSender.PingCompleted += PingCompletedCallback;
pingSender.SendAsync(lastResult, (int)TimeOut.TotalMilliseconds, new byte[32].Propagate((byte)'#'), _pingOptions);
pingLimiter++;
}
_runningPingScanners = pingLimiter;
}
protected static void MonitorStorageServer(string address)
{
Ping pingSender = new Ping();
pingSender.PingCompleted += new PingCompletedEventHandler(PingCompletedCallback);
// Create a buffer of 32 bytes of data to be transmitted.
string data = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
byte[] buffer = Encoding.ASCII.GetBytes(data);
//set options
PingOptions options = new PingOptions(64, true);
//send ping (async)
pingSender.SendAsync(address, timerAndPingTimeout, buffer, options, address);
}
public void SendAsyncIPV4Fails()
{
var testIp = IPAddress.Parse("192.0.2.0");
var ping = new Ping ();
PingReply reply = null;
using (var waiter = new AutoResetEvent (false)) {
ping.PingCompleted += new PingCompletedEventHandler (
(s, e) => {
reply = e.Reply;
(e.UserState as AutoResetEvent) ?.Set ();
});
ping.SendAsync (testIp, waiter);
waiter.WaitOne (TimeSpan.FromSeconds (8));
}
Assert.AreNotEqual (IPStatus.Success, reply.Status);
}
private void handlePing(DashboardItem item)
{
AutoResetEvent waiter = new AutoResetEvent(false);
var ping = new System.Net.NetworkInformation.Ping();
ping.PingCompleted += (s, e) =>
{
if (e.Reply != null && e.Reply.Status == IPStatus.Success)
{
item.value = "ok";
}
else
{
item.value = "offline";
}
waiter.Set();
};
ping.SendAsync(item.parameter, 100, null);
waiter.WaitOne();
}
public void Ping(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(PingCompleted);
ping.SendAsync(host, timeout, host);
}
catch
{
// Do nothing and let it try again until the attempts are exausted.
// Exceptions are thrown for normal ping failurs like address lookup
// failed. For this reason we are supressing errors.
}
}).Start();
}
}
//获取计算机列表
private void EnumComputers()
{
try
{
string local_ip = BathClass.get_local_ip();
string ip_zone = local_ip.Substring(0, local_ip.LastIndexOf('.') + 1);
for (int i = 0; i <= 255; i++)
{
Ping myPing;
myPing = new Ping();
myPing.PingCompleted += new PingCompletedEventHandler(myPing_PingCompleted);
string pingIP = ip_zone + i.ToString();
myPing.SendAsync(pingIP, 1000, null);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
IEnumerator GetIP()
{
yield return(new WaitForSeconds(1f));
//获取本地机器名
string _myHostName = Dns.GetHostName();
//获取本机IP
string _myHostIP = Dns.GetHostEntry(_myHostName).AddressList[0].ToString();
//截取IP网段
string ipDuan = _myHostIP.Remove(_myHostIP.LastIndexOf('.'));
//string ipDuan = "192.168.0";
//枚举网段计算机
for (int i = 1; i <= 255; i++)
{
System.Net.NetworkInformation.Ping myPing = new System.Net.NetworkInformation.Ping();
myPing.PingCompleted += new PingCompletedEventHandler(_myPing_PingCompleted);
string pingIP = ipDuan + "." + i.ToString();
myPing.SendAsync(pingIP, 500, null);
}
}
private void GeneratePing()
{
try
{
// Set options for transmission:
// The data can go through 64 gateways or routers
// before it is destroyed, and the data packet
// cannot be fragmented.
PingOptions options = new PingOptions(64, true);
// Send the ping asynchronously.
// Use the waiter as the user token.
// When the callback completes, it can wake up this thread.
pingSender.SendAsyncCancel();
pingSender.SendAsync(ipAddress, pingFrequency, pingBuffer, options);
}
catch (Exception ex)
{
Logger.Instance.LogMessage(TracingLevel.ERROR, $"GeneratePing failed: {ex}");
pingCanceled = true;
}
}
public static void Pingy()
{
string who = "160.39.244.23"; // ip address of the ipad in the ad-hoc network
// string who = "www.google.com";
System.Net.NetworkInformation.Ping pingSender = new System.Net.NetworkInformation.Ping();
// When the PingCompleted event is raised,
// the PingCompletedCallback method is called.
pingSender.PingCompleted += PingCompletedCallback;
// Create a buffer of 32 bytes of data to be transmitted.
string data = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
byte[] buffer = Encoding.ASCII.GetBytes(data);
// Wait 12 seconds for a reply.
int timeout = 12000; // in milliseconds
// Set options for transmission:
// The data can go through 64 gateways or routers
// before it is destroyed, and the data packet
// cannot be fragmented.
PingOptions options = new PingOptions(64, true);
// Console.WriteLine("Time to live: {0}", options.Ttl);
// Console.WriteLine("Don't fragment: {0}", options.DontFragment);
// Send the ping asynchronously.
// Use the waiter as the user token.
// When the callback completes, it can wake up this thread.
pingSender.SendAsync(who, timeout, buffer, options);
// Prevent this example application from ending.
// A real application should do something useful
// when possible.
// Debug.Log("Ping example completed.");
}
public bool Test()
{
AutoResetEvent waiter = new AutoResetEvent(false);
Ping pingSender = new Ping();
// When the PingCompleted event is raised,
// the PingCompletedCallback method is called.
pingSender.PingCompleted += new PingCompletedEventHandler(PingCompletedCallback);
// Create a buffer of 32 bytes of CommandText to be transmitted.
byte[] buffer = Encoding.ASCII.GetBytes(CommandText);
// Wait 12 seconds for a reply.
int timeout = 20;
// Set options for transmission:
// The CommandText can go through 64 gateways or routers
// before it is destroyed, and the CommandText packet
// cannot be fragmented.
PingOptions options = new PingOptions(64, true);
//Console.WriteLine("Time to live: {0}", options.Ttl);
//Console.WriteLine("Don't fragment: {0}", options.DontFragment);
// Send the ping asynchronously.
// Use the waiter as the user token.
// When the callback completes, it can wake up this thread.
pingSender.SendAsync(ip, timeout, buffer, options, waiter.Set());
// Prevent this example application from ending.
// A real application should do something useful
// when possible.
waiter.WaitOne();
Console.WriteLine("Ping example completed.");
//Console.Read();
return isPing;
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
SetContentView(Resource.Layout.Main);
Button button = FindViewById<Button>(Resource.Id.MyButton);
button.Click += delegate {
var ping = new Ping();
var ipaddress = UdpSocketPort.LastPacketAddress ?? IPAddress.Parse("10.71.34.1");
var func = new Action( delegate
{
button.Text = string.Format("Pong!!! {0} {1}", ipaddress.ToString(), count);
});
ping.SendAsync(ipaddress, func );
button.Text = string.Format("Ping... {0} {1}", ipaddress.ToString(), count++);
msg(button.Text);
};
txtHistory = FindViewById<TextView>(Resource.Id.textView2);
txtHistory.Text = "";
txtVoltage = FindViewById<TextView>(Resource.Id.textView1);
txtVoltage.Text = "";
string hostname = Dns.GetHostName();
msg("hostname ={0}", hostname);
IPAddress[] adrList = Dns.GetHostAddresses(hostname);
foreach (IPAddress address in adrList)
{
msg("address ={0}", address.ToString());
}
UdpSocketPort = new UdpSocketPort(11001, 11002, this.msgfixed, this.changeVoltage);
UdpSocketPort.Comm_Start();
}
private void button1_Click(object sender, EventArgs e)
{
timer1.Interval = 2000;
for (c = 45; c <= 47; c++)
{
for (d = 1; d <= 255; d++)
{
//ping他，返回只
now = rootstr + c + "." + d;
// textBox2.Text = now;
Ping myping = new Ping();
AutoResetEvent myreset = new AutoResetEvent(false);
myping.PingCompleted += new PingCompletedEventHandler(pingcom);
myping.SendAsync(rootstr + c + "." + d, myreset);
//PingReply myrep = myping.Send(now);
//if (myrep.Status == IPStatus.Success)
//{
// textBox1.Text += now + " time:" + myrep.RoundtripTime + "\r\n";
//}
}
}
}
/**
* function to run command prompt command
* arp -g
* and ping all resulting IP address to check for their name
* and activity status
*/
public static void getIpList()
{
Process process = new Process();
ProcessStartInfo startInfo = new ProcessStartInfo();
startInfo.FileName = "arp";
startInfo.Arguments = "-g";
startInfo.RedirectStandardOutput = true;
startInfo.UseShellExecute = false;
process.StartInfo = startInfo;
process.Start();
String strData = process.StandardOutput.ReadToEnd();
Regex ip = new Regex(@"\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\b");
MatchCollection result = ip.Matches(strData);
foreach (Match r in result)
{
try
{
Ping p = new Ping();
p.PingCompleted += new PingCompletedEventHandler(p_PingCompleted);
p.SendAsync(r.ToString(), 100, r.ToString());
}
catch (Exception ex) { }
}
}
/// <summary>
/// Asynchronously attempts to send an Internet Control Message Protocol (ICMP) echo message.
/// </summary>
/// <param name="ping">The Ping.</param>
/// <param name="address">An IPAddress that identifies the computer that is the destination for the ICMP echo message.</param>
/// <param name="timeout">
/// An Int32 value that specifies the maximum number of milliseconds (after sending the echo message)
/// to wait for the ICMP echo reply message.
/// </param>
/// <param name="userToken">A user-defined object stored in the resulting Task.</param>
/// <returns>A task that represents the asynchronous operation.</returns>
public static Task <PingReply> SendTask(this Ping ping, IPAddress address, int timeout, object userToken)
{
return(SendTaskCore(ping, userToken, tcs => ping.SendAsync(address, timeout, tcs)));
}
private void Form1_Load(object sender, EventArgs e)
{
Ping pingSender = new Ping();
int timeout = 120;
// PingReply reply = pingSender.Send("r7878+98");
pingSender.PingCompleted += new PingCompletedEventHandler(Pingtest);
pingSender.SendAsync("roopermines.org", timeout);
richTextBox1.BackColor = Color.Black;
richTextBox1.ForeColor = Color.White;
richTextBox1.AppendText("RSVP Update Client v.0.2");
richTextBox1.AppendText("\nClick update to install or update rsvp modpack.");
richTextBox1.AppendText("\nNote: Update may take a while.\n");
}
public void pingIP(string IP)
{
Ping pingSender = new Ping();
PingOptions options = new PingOptions();
AutoResetEvent waiter = new AutoResetEvent(false);
pingSender.PingCompleted += new PingCompletedEventHandler(PingCompletedCallback);
// Create a buffer of 32 bytes of data to be transmitted.
string data = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
byte[] buffer = Encoding.ASCII.GetBytes(data);
int timeout = 1200;
//PingReply reply = pingSender.Send(IP, timeout, buffer, options);
pingSender.SendAsync(IP, timeout, buffer, options, waiter);
/*
if (reply.Status == IPStatus.Success)
{
return reply.RoundtripTime;
}
else
{
return 9999;
}*/
}
/// <summary>
/// Asynchronously attempts to send an Internet Control Message Protocol (ICMP) echo message.
/// </summary>
/// <param name="ping">The Ping.</param>
/// <param name="hostNameOrAddress">
/// A String that identifies the computer that is the destination for the ICMP echo message.
/// The value specified for this parameter can be a host name or a string representation of an IP address.
/// </param>
/// <param name="userToken">A user-defined object stored in the resulting Task.</param>
/// <returns>A task that represents the asynchronous operation.</returns>
public static Task <PingReply> SendTask(this Ping ping, string hostNameOrAddress, object userToken)
{
return(SendTaskCore(ping, userToken, tcs => ping.SendAsync(hostNameOrAddress, tcs)));
}
public void Ping(string uri)
{
var ping = new System.Net.NetworkInformation.Ping();
ping.PingCompleted += (_sender, pingArgs) =>
{
if (pingArgs.Reply != null && pingArgs.Reply.Status == IPStatus.Success)
{
ok = true;
}
else
{
ok = false;
if (!alreadyRetried)
{
ping.SendAsync(uri, null);//Try again
alreadyRetried = true;
}
}
CommandManager.InvalidateRequerySuggested();
};
ping.SendAsync(uri, null);
}
//获取计算机列表
private void EnumComputers()
{
try
{
for (int i = 0; i <= 255; i++)
{
Ping myPing;
myPing = new Ping();
myPing.PingCompleted += new PingCompletedEventHandler(myPing_PingCompleted);
string pingIP = "192.168.1." + i.ToString();
myPing.SendAsync(pingIP, 1000, null);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
/// <summary>
/// Asynchronously attempts to send an Internet Control Message Protocol (ICMP) echo message.
/// </summary>
/// <param name="ping">The Ping.</param>
/// <param name="hostNameOrAddress">
/// A String that identifies the computer that is the destination for the ICMP echo message.
/// The value specified for this parameter can be a host name or a string representation of an IP address.
/// </param>
/// <param name="timeout">
/// An Int32 value that specifies the maximum number of milliseconds (after sending the echo message)
/// to wait for the ICMP echo reply message.
/// </param>
/// <param name="userToken">A user-defined object stored in the resulting Task.</param>
/// <returns>A task that represents the asynchronous operation.</returns>
public static Task <PingReply> SendTask(this Ping ping, string hostNameOrAddress, int timeout, object userToken)
{
return(SendTaskCore(ping, userToken, delegate(TaskCompletionSource <PingReply> tcs) {
ping.SendAsync(hostNameOrAddress, timeout, tcs);
}));
}
/// <summary>
/// Asynchronously attempts to send an Internet Control Message Protocol (ICMP) echo message.
/// </summary>
/// <param name="ping">The Ping.</param>
/// <param name="address">An IPAddress that identifies the computer that is the destination for the ICMP echo message.</param>
/// <param name="timeout">
/// An Int32 value that specifies the maximum number of milliseconds (after sending the echo message)
/// to wait for the ICMP echo reply message.
/// </param>
/// <param name="buffer">
/// A Byte array that contains data to be sent with the ICMP echo message and returned
/// in the ICMP echo reply message. The array cannot contain more than 65,500 bytes.
/// </param>
/// <param name="userToken">A user-defined object stored in the resulting Task.</param>
/// <returns>A task that represents the asynchronous operation.</returns>
public static Task <PingReply> SendTask(this Ping ping, IPAddress address, int timeout, byte[] buffer, object userToken)
{
return(SendTaskCore(ping, userToken, delegate(TaskCompletionSource <PingReply> tcs) {
ping.SendAsync(address, timeout, buffer, tcs);
}));
}
// FIXME this is blocked by some providers as "ICMP flood"
// FIXME make selector between this and Unity
private static void PingICMPAsync(ServerData ret, int pingTimeout, byte[] pingBuffer, PingOptions pingOptions)
{
using (var ping = new Ping())
{
ServerList.pings.Add(ping);
string prefix = String.Format("[P {0}][IP:p {1}:{2}]", ret.Project, ret.IP, ret.port);
ping.PingCompleted += (s, e) => {
if (e.Cancelled)
{
Console.WriteLine(String.Format(
"{0} Ping was cancelled.",
prefix
));
((AutoResetEvent)e.UserState).Set();
return;
}
if (e.Error != null)
{
Console.WriteLine(String.Format(
"{0} Error! {1}",
prefix,
e.Error.ToString()
));
((AutoResetEvent)e.UserState).Set();
return;
}
ServerList.ProcessICMPPing(ret, pingTimeout, e.Reply);
((AutoResetEvent)e.UserState).Set();
};
AutoResetEvent pingWaiter = new AutoResetEvent(false);
try
{
ping.SendAsync(IPAddress.Parse(ret.IP), pingTimeout, pingBuffer, pingOptions, pingWaiter);
return;
}
catch (FormatException) {
// server IP was probably server NS
// we will retry call directly
}
catch (SocketException e)
{
Console.WriteLine(e.ToString());
return;
}
try
{
ping.SendAsync(ret.IP, pingTimeout, pingBuffer, pingOptions, pingWaiter);
return;
}
catch (SocketException e)
{
Console.WriteLine(e.ToString());
return;
}
}
}
// Adapted from
// stackoverflow.com/questions/4042789/how-toget-ip-of-all-hosts-in-lan
public static new string[] GetAdapterNames()
{
countdown = new CountdownEvent(1);
List<string> networks = netBaseAddresses();
if (!networks.Contains("192.168.0.")) { networks.Add("192.168.0."); }
if (!networks.Contains("192.168.222.")) { networks.Add("192.168.222."); }
foreach (string network in networks)
{
for (int i = 1; i < 255; i++)
{
string ip = String.Format("{0}{1}", network, i);
Ping p = new Ping();
p.PingCompleted += p_PingCompleted;
countdown.AddCount();
var t = Task.Factory.StartNew(() => p.SendAsync(ip, 100, ip));
t.Wait();
}
}
countdown.Signal();
countdown.Wait();
IPAddresses.Sort();
return IPAddresses.ToArray();
}
internal void Send()
{
ts.TraceInformation("Ping: Send to {0}", this.Target);
pingSender.SendAsyncCancel();
pingSender.SendAsync(this.Target, (int)this.Timeout, this);
}
/// <summary>
/// Asynchronously attempts to send an Internet Control Message Protocol (ICMP) echo message.
/// </summary>
/// <param name="ping">The Ping.</param>
/// <param name="hostNameOrAddress">
/// A String that identifies the computer that is the destination for the ICMP echo message.
/// The value specified for this parameter can be a host name or a string representation of an IP address.
/// </param>
/// <param name="timeout">
/// An Int32 value that specifies the maximum number of milliseconds (after sending the echo message)
/// to wait for the ICMP echo reply message.
/// </param>
/// <param name="buffer">
/// A Byte array that contains data to be sent with the ICMP echo message and returned
/// in the ICMP echo reply message. The array cannot contain more than 65,500 bytes.
/// </param>
/// <param name="options">A PingOptions object used to control fragmentation and Time-to-Live values for the ICMP echo message packet.</param>
/// <param name="userToken">A user-defined object stored in the resulting Task.</param>
/// <returns>A task that represents the asynchronous operation.</returns>
public static Task <PingReply> SendTask(
this Ping ping, string hostNameOrAddress, int timeout,
byte[] buffer, PingOptions options, object userToken) =>
SendTaskCore(ping, userToken, tcs => ping.SendAsync(hostNameOrAddress, timeout, buffer, options, tcs));
/// <summary>
/// Asynchronously attempts to send an Internet Control Message Protocol (ICMP) echo message.
/// </summary>
/// <param name="ping">The Ping.</param>
/// <param name="address">An IPAddress that identifies the computer that is the destination for the ICMP echo message.</param>
/// <param name="timeout">
/// An Int32 value that specifies the maximum number of milliseconds (after sending the echo message)
/// to wait for the ICMP echo reply message.
/// </param>
/// <param name="buffer">
/// A Byte array that contains data to be sent with the ICMP echo message and returned
/// in the ICMP echo reply message. The array cannot contain more than 65,500 bytes.
/// </param>
/// <param name="userToken">A user-defined object stored in the resulting Task.</param>
/// <returns>A task that represents the asynchronous operation.</returns>
public static Task <PingReply> SendTask(
this Ping ping, IPAddress address, int timeout, byte[] buffer, object userToken) =>
SendTaskCore(ping, userToken, tcs => ping.SendAsync(address, timeout, buffer, tcs));
internal static void Ping(string IP)
{
if (!WaitingForReply)
{
Ping pinger = new Ping();
pinger.PingCompleted += new PingCompletedEventHandler(PingCompletedCallback);
byte[] buffer = Encoding.ASCII.GetBytes("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
pinger.SendAsync(IPAddress.Parse(IP), 10000, buffer, null);
}
WaitingForReply = true;
}
/// <summary> /// Asynchronously attempts to send an Internet Control Message Protocol (ICMP) echo message. /// </summary> /// <param name="ping">The Ping.</param> /// <param name="address">An IPAddress that identifies the computer that is the destination for the ICMP echo message.</param> /// <param name="userToken">A user-defined object stored in the resulting Task.</param> /// <returns>A task that represents the asynchronous operation.</returns> public static Task <PingReply> SendTask(this Ping ping, IPAddress address, object userToken) => SendTaskCore(ping, userToken, tcs => ping.SendAsync(address, tcs));
private bool scanForIPs(IPAddress vNetworkAddress, IPAddress vSubnetMask , out IPAddress[] oFoundEndpoints, out int oErrorCode)
{
if(!equalIPLengths(vNetworkAddress, vSubnetMask))
{
throw new ArgumentException("IP-Address and Subnetmask don't match in Length");
}
if(!IsNetworkAddress(vNetworkAddress, vSubnetMask))
{
throw new ArgumentException("The passed IP is no network address. Network Address is the one with the last Bits 0 ;)");
}
oErrorCode = 0;
byte[] netAddressBytes = vNetworkAddress.GetAddressBytes();
byte[] netmaskBytes = vSubnetMask.GetAddressBytes();
foundIPs.Clear(); // New search...
byte[] netAddr = vNetworkAddress.GetAddressBytes();
byte[] bcAddr = GetBroadcastAddress(vNetworkAddress, vSubnetMask).GetAddressBytes();
ulong lBCA = 0;
ulong lNA = 0;
for(int i=0; i<netAddr.Length; i++)
{
lBCA |= (ulong)((ulong)(bcAddr[i])<<(netAddr.Length-i-1)*8);
lNA |= (ulong)((ulong)netAddr[i]<<(netAddr.Length-i-1)*8);
}
ulong diff = lBCA - lNA;
IPAddress[] adresses = new IPAddress[diff-1];
for(ulong i=1; i<diff; i++)
{
byte[] curAddr = new byte[netmaskBytes.Length];
ulong lAddr = (lNA + i);
for(int j=0; j<curAddr.Length; j++)
{
ulong thisByte = lAddr >> (curAddr.Length-j-1)*8;
curAddr[j] = (byte)(thisByte & 0xff);
}
adresses[i-1] = new IPAddress(curAddr);
}
// Got the adresses... now start pinging threads
pingsToDo = diff-1;
foundIPs.Clear();
foreach(IPAddress ip in adresses)
{
Ping pinger = new Ping();
pinger.PingCompleted += new PingCompletedEventHandler(PingComplete);
pinger.SendAsync(ip,100,ip);
}
while(pingsToDo > 0)
{
// wait, timeout set in Pings..
}
// Check if really Network address
if(foundIPs.Count <= 0)
{
oErrorCode = -572;
oFoundEndpoints = null;
return(false);
}
IPAddress[] toReturn = new IPAddress[foundIPs.Count];
long cnt = 0;
foreach(IPAddress ip in foundIPs)
{
toReturn[cnt++] = ip;
}
oFoundEndpoints = toReturn;
return true;
}
/// <summary>
/// Asynchronously attempts to send an Internet Control Message Protocol (ICMP) echo message.
/// </summary>
/// <param name="ping">The Ping.</param>
/// <param name="hostNameOrAddress">
/// A String that identifies the computer that is the destination for the ICMP echo message.
/// The value specified for this parameter can be a host name or a string representation of an IP address.
/// </param>
/// <param name="timeout">
/// An Int32 value that specifies the maximum number of milliseconds (after sending the echo message)
/// to wait for the ICMP echo reply message.
/// </param>
/// <param name="userToken">A user-defined object stored in the resulting Task.</param>
/// <returns>A task that represents the asynchronous operation.</returns>
public static Task <PingReply> SendTask(
this Ping ping, string hostNameOrAddress, int timeout, object userToken) =>
SendTaskCore(ping, userToken, tcs => ping.SendAsync(hostNameOrAddress, timeout, tcs));
