void receive(object ias)
{
while (true)
{
try
{
IPEndPoint anyEndPoint = new IPEndPoint(IPAddress.Any, 0);
EndPoint remoteEndPoint = anyEndPoint;
byte[] data = new byte[1024];
int recv = listener.ReceiveFrom(data, 0, data.Length, SocketFlags.None, ref remoteEndPoint);
int bytesRead = data.Length;
byte[] tempbtye = new byte[data.Length];
data.CopyTo(tempbtye, 0);
if (tempbtye[0] == 0x99)
{
NETcollectionUdp nudpa = new NETcollectionUdp();
nudpa.Timeout = DateTime.Now;
nudpa.Iep = (IPEndPoint)remoteEndPoint;
System.Threading.ThreadPool.QueueUserWorkItem(new System.Threading.WaitCallback(udpup), nudpa);
continue;
}
NETcollectionUdp nudp = new NETcollectionUdp();
nudp.Timeout = DateTime.Now;
nudp.Iep = (IPEndPoint)remoteEndPoint;
System.Threading.ThreadPool.QueueUserWorkItem(new System.Threading.WaitCallback(udpadd), nudp);
labe881:
int a = tempbtye[1];
if (a == 0)
{
continue;
}
String temp = System.Text.Encoding.UTF8.GetString(tempbtye, 2, a);
int len = int.Parse(temp);
//int b = netc.Buffer[2 + a+1];
//temp = System.Text.ASCIIEncoding.ASCII.GetString(netc.Buffer, 2 + a + 1, b);
//len = int.Parse(temp);
temp = System.Text.Encoding.UTF8.GetString(tempbtye, 2 + a, len);
modelevent me = new modelevent();
me.Command = tempbtye[0];
me.Data = temp;
me.Iep = nudp;
System.Threading.ThreadPool.QueueUserWorkItem(new System.Threading.WaitCallback(receiveeventto), me);
if (bytesRead > (2 + a + len))
{
byte[] b = new byte[bytesRead - (2 + a + len)];
byte[] t = tempbtye;
Array.Copy(t, (2 + a + len), b, 0, b.Length);
tempbtye = b;
bytesRead = bytesRead - (2 + a + len);
goto labe881;
}
}
catch { }
System.Threading.Thread.Sleep(100);
}
}
void udp_receiveevent(byte command, string data, NETcollectionUdp NETc)
{
if (NATthroughevent != null)
{
NATthroughevent(command, data, NETc.Iep);
}
}
void udp_receiveevent(byte command, string data, NETcollectionUdp NETc)
{
if (NATthroughevent != null)
NATthroughevent(data, NETc.Iep);
}
public NETcollectionUdp[] getUdpList()
{
try
{
NETcollectionUdp[] netlist = new NETcollectionUdp[listconn.Count];
listconn.CopyTo(netlist);
return(netlist);
}
catch { return(null); }
}
private void udpup(object state)
{
NETcollectionUdp nudp = (NETcollectionUdp)state;
try
{
foreach (NETcollectionUdp temnudp in listconn)
{
if (temnudp != null)
{
if (temnudp.Iep.ToString() == nudp.Iep.ToString())
{
temnudp.Timeout = DateTime.Now;
}
}
}
}
catch { }
}
private void udpadd(object state)
{
NETcollectionUdp nudp = (NETcollectionUdp)state;
try
{
NETcollectionUdp[] netlist = getUdpList();
foreach (NETcollectionUdp temnudp in netlist)
{
if (temnudp != null)
{
if (temnudp.Iep == nudp.Iep)
{
return;
}
}
}
listconn.Add(nudp);
}
catch { }
}
public bool mapping(int port, NETcollectionUdp netc)
{
try
{
NETcollectionUdp[] netclist = getUdpList();
foreach (NETcollectionUdp tempnetc in netclist)
{
if (tempnetc.Port == port)
{
return(false);
}
}
Socket listeners = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
listeners.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
IPEndPoint localEndPoint = new IPEndPoint(IPAddress.Any, port);
listeners.Blocking = false;
listeners.Bind(localEndPoint);
netc.Soc = listeners;
return(true);
}
catch { return(false); }
}
public bool mapping(int port,NETcollectionUdp netc)
{
try
{
NETcollectionUdp[] netclist = getUdpList();
foreach (NETcollectionUdp tempnetc in netclist)
{
if (tempnetc.Port == port)
{
return false;
}
}
Socket listeners = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
listeners.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
IPEndPoint localEndPoint = new IPEndPoint(IPAddress.Any, port);
listeners.Blocking = false;
listeners.Bind(localEndPoint);
netc.Soc= listeners;
return true;
}
catch { return false; }
}
void receive(object ias)
{
while (true)
{
try
{
IPEndPoint anyEndPoint = new IPEndPoint(IPAddress.Any, 0);
EndPoint remoteEndPoint = anyEndPoint;
byte[] data = new byte[1024];
int recv = listener.ReceiveFrom(data, 0, data.Length, SocketFlags.None, ref remoteEndPoint);
int bytesRead = data.Length;
byte[] tempbtye = new byte[data.Length];
data.CopyTo(tempbtye, 0);
if (tempbtye[0] == 0x99)
{
NETcollectionUdp nudpa = new NETcollectionUdp();
nudpa.Timeout = DateTime.Now;
nudpa.Iep = (IPEndPoint)remoteEndPoint;
System.Threading.ThreadPool.QueueUserWorkItem(new System.Threading.WaitCallback(udpup), nudpa);
continue;
}
NETcollectionUdp nudp = new NETcollectionUdp();
nudp.Timeout = DateTime.Now;
nudp.Iep = (IPEndPoint)remoteEndPoint;
System.Threading.ThreadPool.QueueUserWorkItem(new System.Threading.WaitCallback(udpadd), nudp);
labe881:
int a = tempbtye[1];
if (a == 0)
continue;
String temp = System.Text.Encoding.UTF8.GetString(tempbtye, 2, a);
int len = int.Parse(temp);
//int b = netc.Buffer[2 + a+1];
//temp = System.Text.ASCIIEncoding.ASCII.GetString(netc.Buffer, 2 + a + 1, b);
//len = int.Parse(temp);
temp = System.Text.Encoding.UTF8.GetString(tempbtye, 2 + a, len);
modelevent me = new modelevent();
me.Command = tempbtye[0];
me.Data = temp;
me.Iep = nudp;
System.Threading.ThreadPool.QueueUserWorkItem(new System.Threading.WaitCallback(receiveeventto), me);
if (bytesRead > (2 + a + len))
{
byte[] b = new byte[bytesRead - (2 + a + len)];
byte[] t = tempbtye;
Array.Copy(t, (2 + a + len), b, 0, b.Length);
tempbtye = b;
bytesRead = bytesRead - (2 + a + len);
goto labe881;
}
}
catch { }
System.Threading.Thread.Sleep(100);
}
}
public NETcollectionUdp[] getUdpList()
{
try
{
NETcollectionUdp[] netlist = new NETcollectionUdp[listconn.Count];
listconn.CopyTo(netlist);
return netlist;
}
catch { return null; }
}
