/// <summary>
/// Constructor, inicializa los valores por omisión de la configuración.
/// </summary>
public NetData()
{
pickNewIp();
IpUdpMulticast = "224.0.0.2";
TcpPort = 30001;
UdpPort = 30002;
SubnetMask = "255.255.0.0";
NetworkAdapter = SystemHandler.getWifiAdapter();
AdhocNetworkName = "HLMP-MANET";
OpSystem = OpSystemType.WINMOBILE5POCKETPC;
WaitTimeWiFi = 5000;
WaitTimeStart = 5000;
WaitForStart = 10;
WaitForWifi = 7;
TimeOutWriteTCP = 2000;
TimeIntervalTimer = 1000;
WaitForTimerClose = 20;
WaitForTCPConnection = 20;
WaitForAck = 10;
MaxMessagesProcess = 2500;
QualityRiseNetUser = 5;
QualityMaxNetUser = 25;
QualityNormalNetUser = 15;
QualityLowNetUser = 5;
LolinessTimeOut = 15;
SendFailsToDisconnect = 5;
TcpConnectTimeOut = 2000;
StateCritical = 20;
StateOverloaded = 10;
StatePathNN = 1;
StatePathNL = 2;
StatePathNC = 4;
StatePathON = 10;
StatePathOL = 20;
StatePathOC = 40;
StatePathCN = 100;
StatePathCL = 200;
StatePathCC = 400;
StatePathNotFound = 1000000;
}
/// <summary>
/// Verifica que no exista Ip duplicada en el sistema operativo, si gatilla resetIpDelegate, asegura que el Thread se detendrá
/// </summary>
private void checkIp()
{
while (true)
{
System.Threading.Thread.Sleep(netData.WaitTimeStart);
//Chequea Strong DAD
if (state.Equals(IphandlerState.STARTEDSTRONG))
{
int ipState = SystemHandler.getIpState(netData.NetworkAdapter, netData.IpTcpListener);
switch (ipState)
{
case IpState.DUPLICATE:
{
resetIpDelegate();
return;
}
case IpState.NOTFOUND:
{
resetIpDelegate();
return;
}
}
}
else if (state.Equals(IphandlerState.STARTEDWEAK))
{
//Chequea Weak DAD
lock (queueLock)
{
while (queue.Count > 0)
{
IPAddress outterIp = queue.Dequeue();
if (outterIp.Equals(netData.IpTcpListener))
{
resetIpDelegate();
return;
}
}
}
//chequea Strong DAD
int ipState = SystemHandler.getIpState(netData.NetworkAdapter, netData.IpTcpListener);
switch (ipState)
{
case IpState.DUPLICATE:
{
resetIpDelegate();
return;
}
case IpState.INVALID:
{
resetIpDelegate();
return;
}
case IpState.NOTFOUND:
{
resetIpDelegate();
return;
}
}
//Chequea loneliness
if (netData.OpSystem == OpSystemType.WIN7)
{
Int64 nBytes = SystemHandler.getAliveValue(netData.NetworkAdapter);
if (nBytes == lastAliveValue)
{
lolinessTimeOut++;
if (lolinessTimeOut >= netData.LolinessTimeOut)
{
resetIpDelegate();
return;
}
}
else
{
lolinessTimeOut = 0;
}
lastAliveValue = nBytes;
}
//Chequea operatividad del adaptador
if (netData.OpSystem == OpSystemType.WIN7)
{
if (!SystemHandler.isOperative(netData.NetworkAdapter))
{
resetIpDelegate();
return;
}
}
}
//Detiene o duerme segun corresponda
lock (stopLock)
{
if (state.Equals(IphandlerState.STOPPED))
{
return;
}
}
}
}
/// <summary>
/// Verifica la conexión de la red ad-hoc
/// </summary>
internal void checkWLanConnection()
{
try
{
//Revisa si hay un adaptador seleccionado en la configuración
if (netData.NetworkAdapter == null)
{
throw new Exception("no hay un adaptador de red seleccionado");
}
INetworkInterface[] networkInterfaces = NetworkInterface.GetAllNetworkInterfaces();
foreach (INetworkInterface networkInterface in networkInterfaces)
{
if (netData.NetworkAdapter.Name.Equals(networkInterface.Name))
{
WirelessZeroConfigNetworkInterface adapter = (WirelessZeroConfigNetworkInterface)networkInterface;
String ssid = adapter.AssociatedAccessPoint;
if (ssid == null)
{
connectionState = WifiConnectionState.DISCONNECTED;
wifiInformation("disconnected");
}
else if (netData.AdhocNetworkName.Equals(ssid) && adapter.OperationalStatus == OperationalStatus.Up && SystemHandler.getIpState(netData.NetworkAdapter, netData.IpTcpListener) != IpState.NOTFOUND)
{
connectionState = WifiConnectionState.CONNECTED;
wifiInformation("connected");
}
else if (netData.AdhocNetworkName.Equals(ssid) && adapter.OperationalStatus != OperationalStatus.Up)
{
connectionState = WifiConnectionState.WAINTING;
wifiInformation("waiting");
}
else
{
connectionState = WifiConnectionState.DISCONNECTED;
wifiInformation("disconnected");
}
break;
}
}
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception e)
{
wifiInformation("error " + e.Message);
}
}
/// <summary>
/// Se gatilla para terminar los servicios
/// Si ocurre algun error se informa en informationNetworkingHandler, no se detiene ejecución
/// </summary>
private void stop()
{
commHandler.informationNetworkingHandler("NETHANDLER: stop netHandler...");
netHandlerState = NetHandlerState.STOPPING;
try
{
commHandler.informationNetworkingHandler("NETHANDLER: stop DAD...");
ipHandler.stop();
commHandler.informationNetworkingHandler("NETHANDLER: stop DAD... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: stop DAD... failed! " + e.Message);
}
try
{
commHandler.informationNetworkingHandler("NETHANDLER: stop communication...");
commHandler.stopNetworkingHandler();
commHandler.informationNetworkingHandler("NETHANDLER: stop communication... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: stop communication... failed! " + e.Message);
}
//Cerrado de threads y canales de red UDP
try
{
commHandler.informationNetworkingHandler("NETHANDLER: drop multicast suscription...");
udpClient.DropMulticastGroup(udpMulticastAdress);
commHandler.informationNetworkingHandler("NETHANDLER: drop multicast suscription... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: drop multicast suscription... failed! " + e.Message);
}
try
{
commHandler.informationNetworkingHandler("NETHANDLER: shudown UDP client...");
udpClient.Client.Shutdown(SocketShutdown.Both);
commHandler.informationNetworkingHandler("NETHANDLER: shudown UDP client... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler(e.Message);
commHandler.informationNetworkingHandler("NETHANDLER: shudown UDP client... failed! " + e.Message);
}
try
{
commHandler.informationNetworkingHandler("NETHANDLER: close UDP socket...");
udpClient.Client.Close();
commHandler.informationNetworkingHandler("NETHANDLER: close UDP socket... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: close UDP socket... failed! " + e.Message);
}
try
{
commHandler.informationNetworkingHandler("NETHANDLER: close UDP client...");
udpClient.Close();
commHandler.informationNetworkingHandler("NETHANDLER: close UDP client... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: close UDP client... failed! " + e.Message);
}
try
{
commHandler.informationNetworkingHandler("NETHANDLER: stop UDP thread...");
udpClientThread.Abort();
udpClientThread.Join();
commHandler.informationNetworkingHandler("NETHANDLER: stop UDP thread... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: stop UDP thread... failed! " + e.Message);
}
//Cerrado de threads y canales de red TCP
try
{
commHandler.informationNetworkingHandler("NETHANDLER: stop TCP listener...");
tcpListener.Stop();
commHandler.informationNetworkingHandler("NETHANDLER: stop TCP listener... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: stop TCP listener... failed! " + e.Message);
}
try
{
commHandler.informationNetworkingHandler("NETHANDLER: stop TCP thread...");
tcpListenerThread.Abort();
tcpListenerThread.Join();
commHandler.informationNetworkingHandler("NETHANDLER: stop TCP thread... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: stop TCP thread... failed! " + e.Message);
}
//se deja la IP en el sistema operativo como por defecto (DHCP)
try
{
commHandler.informationNetworkingHandler("NETHANDLER: dhcp on...");
SystemHandler.setDinamicIP(netData.NetworkAdapter);
commHandler.informationNetworkingHandler("NETHANDLER: dhcp on... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: dhcp on... failed!" + e.Message);
}
//detiene wifiHandler
try
{
commHandler.informationNetworkingHandler("NETHANDLER: stop wifi...");
wifiHandler.disconnect();
commHandler.informationNetworkingHandler("NETHANDLER: stop wifi... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: stop wifi... failed! " + e.Message);
}
//se cierran las conexiones aun existentes TCP
try
{
commHandler.informationNetworkingHandler("NETHANDLER: kill TCP links...");
RemoteMachine[] serverRemoteMachines = tcpServerList.toObjectArray();
for (int i = 0; i < serverRemoteMachines.Length; i++)
{
try
{
commHandler.informationNetworkingHandler("NETHANDLER: kill TCP link... " + serverRemoteMachines[i].Ip);
disconnectFrom(serverRemoteMachines[i]);
commHandler.informationNetworkingHandler("NETHANDLER: kill TCP link... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: kill TCP link... failed! " + e.Message);
}
}
commHandler.informationNetworkingHandler("NETHANDLER: kill TCP links... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: kill TCP links... failed! " + e.Message);
}
//reinicializacion de todos los objetos
try
{
commHandler.informationNetworkingHandler("NETHANDLER: initialation of objects...");
init();
commHandler.informationNetworkingHandler("NETHANDLER: initialation of objects... ok!");
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: initialation of objects... failed! " + e.Message);
}
netHandlerState = NetHandlerState.STOPPED;
commHandler.informationNetworkingHandler("NETHANDLER: stop netHandler... ok!");
commHandler.informationNetworkingHandler("NETHANDLER: bye bye!");
}
/// <summary>
/// Se gatilla para levantar los servicios
/// Si ocurre un error se arroja
/// </summary>
private void start()
{
try
{
if (netData.OpSystem == OpSystemType.WINXPSP3)
{
commHandler.informationNetworkingHandler("NETHANDLER: start netHandler...");
netHandlerState = NetHandlerState.STARTING;
commHandler.informationNetworkingHandler("NETHANDLER: nerwork adapter is... " + netData.NetworkAdapter.Description);
////intenta poner la ip en modo estatico
try
{
commHandler.informationNetworkingHandler("NETHANDLER: disable adapter...");
SystemHandler.disableIpAdapter(netData.NetworkAdapter);
commHandler.informationNetworkingHandler("NETHANDLER: disable adapter... ok!");
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: disable adapter... failed! " + e.Message);
}
try
{
commHandler.informationNetworkingHandler("NETHANDLER: set IP... " + netData.IpTcpListener);
SystemHandler.setStaticIP(netData.NetworkAdapter, netData.IpTcpListener.ToString(), netData.SubnetMask);
commHandler.informationNetworkingHandler("NETHANDLER: set IP... ok!");
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: set IP... failed! " + e.Message);
}
try
{
commHandler.informationNetworkingHandler("NETHANDLER: enable adapter...");
SystemHandler.enableIpAdapter(netData.NetworkAdapter);
commHandler.informationNetworkingHandler("NETHANDLER: enable adapter... ok!");
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: enable adapter... failed! " + e.Message);
}
//hecha a andar wifiHandler
commHandler.informationNetworkingHandler("NETHANDLER: start wifi...");
wifiHandler.connect();
//espera por primera conexión
while (wifiHandler.ConnectionState == WifiConnectionState.DISCONNECTED)
{
commHandler.informationNetworkingHandler("NETHANDLER: waiting for other devices");
System.Threading.Thread.Sleep(netData.WaitTimeStart);
}
commHandler.informationNetworkingHandler("NETHANDLER: start wifi... ok!");
//Setea la IP en el sistema operativo
Boolean ipChange = false;
Int32 timeOutIpChange = 0;
while (!ipChange)
{
try
{
commHandler.informationNetworkingHandler("NETHANDLER: set IP... " + netData.IpTcpListener);
SystemHandler.setStaticIP(netData.NetworkAdapter, netData.IpTcpListener.ToString(), netData.SubnetMask);
ipChange = true;
commHandler.informationNetworkingHandler("NETHANDLER: set IP... ok!");
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: set IP... failed! " + e.Message);
timeOutIpChange++;
if (timeOutIpChange > netData.WaitForStart)
{
throw new Exception("timeout, para configurar IP");
}
System.Threading.Thread.Sleep(netData.WaitTimeStart);
}
}
}
else if (netData.OpSystem == OpSystemType.WIN7)
{
commHandler.informationNetworkingHandler("NETHANDLER: start netHandler...");
netHandlerState = NetHandlerState.STARTING;
commHandler.informationNetworkingHandler("NETHANDLER: nerwork adapter is... " + netData.NetworkAdapter.Description);
try
{
commHandler.informationNetworkingHandler("NETHANDLER: enable adapter...");
SystemHandler.enableIpAdapter(netData.NetworkAdapter);
commHandler.informationNetworkingHandler("NETHANDLER: enable adapter... ok!");
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: enable adapter... failed! " + e.Message);
}
//hecha a andar wifiHandler
commHandler.informationNetworkingHandler("NETHANDLER: start wifi...");
wifiHandler.connect();
//espera por primera conexión
while (wifiHandler.ConnectionState == WifiConnectionState.DISCONNECTED)
{
commHandler.informationNetworkingHandler("NETHANDLER: waiting for other devices");
System.Threading.Thread.Sleep(netData.WaitTimeStart);
}
commHandler.informationNetworkingHandler("NETHANDLER: start wifi... ok!");
//Setea la IP en el sistema operativo
Boolean ipChange = false;
Int32 timeOutIpChange = 0;
while (!ipChange)
{
try
{
commHandler.informationNetworkingHandler("NETHANDLER: set IP... " + netData.IpTcpListener);
SystemHandler.setStaticIP2(netData.NetworkAdapter, netData.IpTcpListener.ToString(), netData.SubnetMask);
ipChange = true;
commHandler.informationNetworkingHandler("NETHANDLER: set IP... ok!");
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: set IP... failed! " + e.Message);
timeOutIpChange++;
if (timeOutIpChange > netData.WaitForStart)
{
throw new Exception("timeout, para configurar IP");
}
System.Threading.Thread.Sleep(netData.WaitTimeStart);
}
}
}
//chequeo de ip
commHandler.informationNetworkingHandler("NETHANDLER: start strong DAD");
ipHandler.startStrongDAD();
//Servicios TCP
commHandler.informationNetworkingHandler("NETHANDLER: start TCP...");
tcpListener.Server.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, 1);
Boolean tcpChange = false;
Int32 timeOutTcpChange = 0;
while (!tcpChange)
{
try
{
commHandler.informationNetworkingHandler("NETHANDLER: start TCP listener... " + netData.IpTcpListener + ":" + netData.TcpPort);
tcpListener.Start();
tcpChange = true;
commHandler.informationNetworkingHandler("NETHANDLER: start TCP listener... ok!");
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception e)
{
commHandler.informationNetworkingHandler("NETHANDLER: start TCP listener... failed! " + e.Message);
timeOutTcpChange++;
if (timeOutTcpChange > netData.WaitForStart)
{
throw new Exception("timeout, para levantar servicio TCP");
}
else
{
System.Threading.Thread.Sleep(netData.WaitTimeStart);
}
}
}
tcpListenerThread.Start();
commHandler.informationNetworkingHandler("NETHANDLER: start TCP... ok!");
//conecta a UDP
commHandler.informationNetworkingHandler("NETHANDLER: start UDP... " + netData.IpUdpMulticast + ":" + netData.UdpPort);
udpClient.Client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, 1);
//udpClient.Client.Bind(new IPEndPoint(IPAddress.Any, netData.UdpPort));
udpClient.Client.Bind(new IPEndPoint(tcpAddress, netData.UdpPort));
udpClient.JoinMulticastGroup(udpMulticastAdress, tcpAddress);
udpIpEndPoint = new IPEndPoint(udpMulticastAdress, netData.UdpPort);
udpClientThread.Start();
commHandler.informationNetworkingHandler("NETHANDLER: start UDP... ok!");
//cambio a cheque de ip debil
commHandler.informationNetworkingHandler("NETHANDLER: start weak DAD");
ipHandler.chageToWeakDAD();
//Avisa que empiece la comunicacion
commHandler.startNetworkingHandler();
netHandlerState = NetHandlerState.STARTED;
commHandler.informationNetworkingHandler("NETHANDLER: start netHandler... ok!");
commHandler.informationNetworkingHandler("NETHANDLER: we are so connected!!! welcome to HLMP");
}
catch (ThreadAbortException e)
{
commHandler.informationNetworkingHandler("NETHANDLER: start netHandler... failed! " + e.Message);
}
catch (Exception e)
{
//disconnect();
commHandler.informationNetworkingHandler("NETHANDLER: start netHandler... failed! " + e.Message);
commHandler.errorNetworkingHandler(e);
}
}
/// <summary>
/// Verifica que no exista Ip duplicada en el sistema operativo, si gatilla resetIpDelegate, asegura que el Thread se detendrá
/// </summary>
private void checkIp()
{
while (true)
{
System.Threading.Thread.Sleep(netData.WaitTimeStart);
//Chequea Strong DAD
if (state.Equals(IphandlerState.STARTEDSTRONG))
{
try
{
int ipState = SystemHandler.getIpState(netData.NetworkAdapter, netData.IpTcpListener);
switch (ipState)
{
case IpState.DUPLICATE:
{
resetIpDelegate();
return;
}
case IpState.NOTFOUND:
{
resetIpDelegate();
return;
}
}
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception)
{
}
}
else if (state.Equals(IphandlerState.STARTEDWEAK))
{
//Chequea Weak DAD
lock (queueLock)
{
while (queue.Count > 0)
{
IPAddress outterIp = queue.Dequeue();
if (outterIp.Equals(netData.IpTcpListener))
{
resetIpDelegate();
return;
}
}
}
//chequea Strong DAD
try
{
int ipState = SystemHandler.getIpState(netData.NetworkAdapter, netData.IpTcpListener);
switch (ipState)
{
case IpState.DUPLICATE:
{
resetIpDelegate();
return;
}
case IpState.INVALID:
{
resetIpDelegate();
return;
}
case IpState.NOTFOUND:
{
resetIpDelegate();
return;
}
}
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception)
{
}
//Chequea loneliness
if (aliveValue > preAliveValue)
{
lolinessTimeOut = 0;
}
else
{
lolinessTimeOut++;
if (lolinessTimeOut >= netData.LolinessTimeOut)
{
resetIpDelegate();
return;
}
}
preAliveValue = aliveValue;
}
//Detiene o duerme segun corresponda
lock (stopLock)
{
if (state.Equals(IphandlerState.STOPPED))
{
return;
}
}
}
}
/// <summary>
/// Es ejecutado por un thread para verificar el estado de la conexión con la red inalambrica
/// </summary>
private void wakeUpDaemon()
{
int sleepingPill = 0;
while (true)
{
lock (syncPoint)
{
switch (connectionState)
{
case WifiConnectionState.CONNECTED:
{
sleepingPill = 0;
break;
}
case WifiConnectionState.DISCONNECTED:
{
sleepingPill++;
if (sleepingPill > netData.WaitForWifi)
{
sleepingPill = 0;
try
{
wifiInformation("WIFI: disable adapter...");
SystemHandler.disableIpAdapter(netData.NetworkAdapter);
wifiInformation("WIFI: disable adapter... ok!");
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception e)
{
wifiInformation("WIFI: disable adapter... failed! " + e.Message);
}
try
{
wifiInformation("WIFI: enable adapter...");
SystemHandler.enableIpAdapter(netData.NetworkAdapter);
wifiInformation("WIFI: enable adapter... ok!");
}
catch (ThreadAbortException e)
{
throw e;
}
catch (Exception e)
{
wifiInformation("WIFI: enable adapter... failed! " + e.Message);
}
}
else
{
openWLanConnection();
}
break;
}
case WifiConnectionState.WAINTING:
{
break;
}
}
}
if (connectionState == WifiConnectionState.STOP)
{
return;
}
else
{
Thread.Sleep(netData.WaitTimeWiFi);
}
}
}
