public TcpEntry(MIB_TCP_STATE state, UInt32 remoteAddr, int remotePort, UInt32 localAddress, int localPort, int processID)
{
this._state = state;
this._remoteEndPoint = new IPEndPoint(remoteAddr, remotePort);
this._processID = processID;
this._localEndPoint = new IPEndPoint(localAddress, localPort);
}
private static void Add(TcpStateStatistics stats, MIB_TCP_STATE state)
{
switch (state)
{
case MIB_TCP_STATE.MIB_TCP_STATE_CLOSED:
stats.Closed++;
break;
case MIB_TCP_STATE.MIB_TCP_STATE_LISTEN:
stats.Listen++;
break;
case MIB_TCP_STATE.MIB_TCP_STATE_SYN_SENT:
stats.SynSent++;
break;
case MIB_TCP_STATE.MIB_TCP_STATE_SYN_RCVD:
stats.SynRcvd++;
break;
case MIB_TCP_STATE.MIB_TCP_STATE_ESTAB:
stats.Established++;
break;
case MIB_TCP_STATE.MIB_TCP_STATE_FIN_WAIT1:
stats.FinWait1++;
break;
case MIB_TCP_STATE.MIB_TCP_STATE_FIN_WAIT2:
stats.FinWait2++;
break;
case MIB_TCP_STATE.MIB_TCP_STATE_CLOSE_WAIT:
stats.CloseWait++;
break;
case MIB_TCP_STATE.MIB_TCP_STATE_CLOSING:
stats.Closing++;
break;
case MIB_TCP_STATE.MIB_TCP_STATE_LAST_ACK:
stats.LastAck++;
break;
case MIB_TCP_STATE.MIB_TCP_STATE_TIME_WAIT:
stats.TimeWait++;
break;
case MIB_TCP_STATE.MIB_TCP_STATE_DELETE_TCB:
stats.DeleteTcb++;
break;
default:
stats.Unknown++;
break;
}
}
public TcpConnectionsDTO(string localAddress, ushort localPort, string remoteAddress, ushort remotePort, MIB_TCP_STATE state, uint processId, string?service, string?command)
{
LocalAddress = localAddress;
LocalPort = localPort;
RemoteAddress = remoteAddress;
RemotePort = remotePort;
State = state;
ProcessId = processId;
Service = service;
Command = command;
}
private static void AddToStats(ref TcpStateStatistics stats, MIB_TCP_STATE tcpState, int pid, int rawPort, int?pidFilter, int?portFilter)
{
if (pidFilter.HasValue && pid != pidFilter)
{
return;
}
var port = GetPort(rawPort);
if (portFilter.HasValue && port != portFilter)
{
return;
}
Add(stats, tcpState);
}
public static string GetTcpStateName(MIB_TCP_STATE state)
{
switch (state)
{
case MIB_TCP_STATE.MIB_TCP_STATE_CLOSED:
return("Closed");
case MIB_TCP_STATE.MIB_TCP_STATE_LISTEN:
return("Listen");
case MIB_TCP_STATE.MIB_TCP_STATE_SYN_SENT:
return("SynSent");
case MIB_TCP_STATE.MIB_TCP_STATE_SYN_RCVD:
return("SynReceived");
case MIB_TCP_STATE.MIB_TCP_STATE_ESTAB:
return("Established");
case MIB_TCP_STATE.MIB_TCP_STATE_FIN_WAIT1:
return("FinWait 1");
case MIB_TCP_STATE.MIB_TCP_STATE_FIN_WAIT2:
return("FinWait 2");
case MIB_TCP_STATE.MIB_TCP_STATE_CLOSE_WAIT:
return("CloseWait");
case MIB_TCP_STATE.MIB_TCP_STATE_CLOSING:
return("Closing");
case MIB_TCP_STATE.MIB_TCP_STATE_LAST_ACK:
return("LastAck");
case MIB_TCP_STATE.MIB_TCP_STATE_TIME_WAIT:
return("TimeWait");
case MIB_TCP_STATE.MIB_TCP_STATE_DELETE_TCB:
return("DeleteTCB");
default:
return(((int)state).ToString());
}
}
