//private static int ADAM_THREAD_IDX_SEND = 1;
//private static int ADAM_THREAD_IDX_DONE = 2;
//private static int ADAM_THREAD_IDX_ACK = 1;
//private static int ADAM_THREAD_IDX_QUERY = 2;
/// <summary>
/// Constructer
/// </summary>
/// <param name="recList"></param>
/// <param name="i_IP"></param>
public AdamEventServerThread(ref AdamStreamRecList recList, string[] i_IP)
{
m_UDPServer = null;
m_SocketStream = null;
m_recList = recList;
m_strIP = i_IP;
m_bStop = false;
CreateCmdArray();
m_iStatus = ADAM_THREAD_AVAILABLE;
}
private void ThreadMemberFunc()
{
int[] cntQuery = new int[m_strIP.Length];
int cntRetry = 0;
int i;
byte[] recvBuf = new byte[(int)ADAM_EVENT.MAX_RECV_BUFF_LEN];
int recvLen;
IPAddress ipAddress;
byte[] byIP = null;
IPEndPoint remoteIPEP;
EndPoint remoteEP;
m_UDPServer = new UDPSocketServer();
try
{
m_UDPServer.Create((int)ADAM_EVENT.IN_PORT);
Socket sk = m_UDPServer.ServerSocket();
m_SocketStream = new SocketStream(ref sk, m_UDPServer.SendTimeout, m_UDPServer.ReceiveTimeout);
m_iStatus = ADAM_THREAD_AVAILABLE;
//First Query
//Send Query Cmd
EndPoint remoteEP_Query_First;
IPEndPoint[] remoteIPEP_Query_First = new IPEndPoint[m_strIP.Length];
for (i = 0; i < m_strIP.Length; i++)
{
remoteIPEP_Query_First[i] = new IPEndPoint(IPAddress.Parse(this.m_strIP[i]), (int)ADAM_EVENT.OUT_PORT);
remoteEP_Query_First = (EndPoint)remoteIPEP_Query_First[i];
m_SocketStream.SendUDP(ref remoteEP_Query_First, m_byQuery, m_byQuery.Length);
}
}
catch (Exception ex)
{
System.Windows.Forms.MessageBox.Show(ex.ToString());
m_bStop = false;
}
while (!m_bStop)
{
try
{
Thread.Sleep(5);
m_iStatus = ADAM_THREAD_BUSY;
if (m_SocketStream.DataArrive((int)ADAM_EVENT.RECV_WAIT))
{
for (i = 0; i < (int)ADAM_EVENT.MAX_RECV_BUFF_LEN; i++)
{
recvBuf[i] = 0;
}
recvLen = 0;
if (m_SocketStream.RecvUDP(out remoteEP, recvBuf, out recvLen) && (recvLen == (int)ADAM_EVENT.PATTERN_LEN || recvLen == (int)ADAM_EVENT.PATTERN_LEN32))
{
remoteIPEP = (IPEndPoint)remoteEP;
ipAddress = remoteIPEP.Address;
for (i = 0; i < m_strIP.Length; i++)
{
if (m_strIP[i] == ipAddress.ToString())
{
cntQuery[i] = 0; //Reset Query retry counter
m_recList.PushStreamRec(ipAddress, recvBuf, recvLen);
//Send ACK Cmd
EndPoint remoteEP_ACK;
IPEndPoint remoteIPEP_ACK = new IPEndPoint(ipAddress, (int)ADAM_EVENT.OUT_PORT);
remoteEP_ACK = (EndPoint)remoteIPEP_ACK;
cntRetry = 0;
while (cntRetry++ < (int)ADAM_EVENT.MAX_RETRY)
{
Thread.Sleep(5);
if (m_SocketStream.SendUDP(ref remoteEP_ACK, m_byACK, m_byACK.Length))
{
break;
}
}
break;
}
}
}
}
else
{
for (i = 0; i < m_strIP.Length; i++)
{
if (++cntQuery[i] > 100)
{
cntQuery[i] = 2;
}
if (cntQuery[i] > 2) // retry more than 2 times
{
IPAddress ipTemp;
ipTemp = IPAddress.Parse(this.m_strIP[i]);
byIP = ipTemp.GetAddressBytes();
m_recList.PushEventRec(byIP, 0, 0, (int)EVENT_TYPE.CONNECT, (int)EVENT_STATUS.LOST, 0);
}
//Send Query Cmd
EndPoint remoteEP_Query;
IPEndPoint remoteIPEP_Query = new IPEndPoint(IPAddress.Parse(this.m_strIP[i]), (int)ADAM_EVENT.OUT_PORT);
remoteEP_Query = (EndPoint)remoteIPEP_Query;
m_SocketStream.SendUDP(ref remoteEP_Query, m_byQuery, m_byQuery.Length);
}
}
}
catch (ThreadAbortException exAbort)
{
string strTemp = exAbort.Message;
m_SocketStream = null;
if (m_UDPServer != null)
{
m_UDPServer.Terminate();
m_UDPServer = null;
}
m_iStatus = ADAM_THREAD_IDX_EXIT;
break;
}
catch (Exception ex)
{
System.Windows.Forms.MessageBox.Show("Exception:" + ex.ToString() + "\nThe server will terminate!");
m_SocketStream = null;
if (m_UDPServer != null)
{
m_UDPServer.Terminate();
m_UDPServer = null;
}
m_iStatus = ADAM_THREAD_IDX_EXIT;
break;
}
}
m_SocketStream = null;
if (m_UDPServer != null)
{
m_UDPServer.Terminate();
m_UDPServer = null;
}
m_iStatus = ADAM_THREAD_IDX_EXIT;
}
