/// <summary>
/// 开始扫描
/// </summary>
public void StartScan()
{
ThreadPool.QueueUserWorkItem(new WaitCallback(delegate(object stateObj)
{
//事件开始
if (StartEvent != null)
{
StartEvent(this, new EventArgs());
}
while (ScanQueues.Count > 0)
{
try
{
//取IP地址
IPEndPoint ipe = null;
ScanQueues.TryDequeue(out ipe);
//发送查询指令
if (ipe != null)
{
byte[] queryCmd = Encoding.UTF8.GetBytes(CommandConst.QUERY_ROBOT_STATUS);
UdpClient.UdpClient.Send(queryCmd, queryCmd.Length, ipe);
//投递事件
if (ProgressEvent != null)
{
ProgressEventArgs pea = new ProgressEventArgs();
pea.Remote = ipe;
ProgressEvent(this, pea);
}
}
}
catch (Exception ex)
{
System.Console.WriteLine(ex.ToString());
}
//结束事件
if (ScanQueues.Count == 0)
{
if (StopEvent != null)
{
StopEvent(this, new EventArgs());
}
}
try
{
Thread.Sleep(5);
}
catch (Exception ex) { }
}
}));
}
/// <summary>
/// 初始化扫描队列(仅支持IPv4,不支持跨网段)
/// </summary>
/// <param name="ipStart">IP段开始,0.0.0.1</param>
/// <param name="ipEnd">IP段结束,0.0.0.255</param>
/// <param name="portStart">端口开始</param>
/// <param name="portEnd">端口结束</param>
public void InitQueues(string boardcastIpAddress, int portStart, int portEnd)
{
//生成端口
for (int portNum = portStart; portNum <= portEnd; portNum++)
{
try
{
ScanQueues.Enqueue(new IPEndPoint(IPAddress.Parse(boardcastIpAddress), portNum));
}
catch (Exception ex) { }
}
}
