private int[] intProposedCompressedSize = new int[5]; // An array to hold the compressed size of message for each proposal.
public ProtocolB2(ProtocolInitial Parent, ref TChannelProperties stcNewChannel, ref ArrayList aryMessages)
{
//
// Initialize the keepalive timer used during long file downloads to keep the remote TCP link from timing out
//
// tmrKeepAlive = New Timer
// AddHandler tmrKeepAlive.Elapsed, AddressOf OnKeepAliveTimer
// tmrKeepAlive.AutoReset = False
// tmrKeepAlive.Interval = 120000 ' 2 minutes
// Instantiates a B2 channel protocol handler...
stcChannel = stcNewChannel;
objInitialProtocol = Parent;
StateChange(EB2States.WaitingForNewCommand);
Globals.blnFQSeen = false;
if (!string.IsNullOrEmpty(stcChannel.RemoteCallsign))
{
var strTokens = stcChannel.RemoteCallsign.Split('-');
strBaseConnectedCall = strTokens[0];
}
aryOutboundMessages = aryMessages;
B2OutboundProposal();
} // New
public void Poll()
{
if (Globals.blnChannelActive == false)
{
return;
}
if (enmState != LinkStates.Connected)
{
intTimeout += 1;
if (intTimeout > 100) // Approx 10 seconds worth of timer ticks...
{
intTimeout = 0;
if (Globals.UseRMSRelay())
{
Globals.queChannelDisplay.Enqueue("R*** No connection to RMS Relay at " + DateTime.UtcNow.ToString("yyyy/MM/dd HH:mm UTC"));
}
else
{
Globals.queChannelDisplay.Enqueue("R*** No connection to WL2K CMS Telnet at " + DateTime.UtcNow.ToString("yyyy/MM/dd HH:mm UTC"));
}
enmState = LinkStates.LinkFailed;
cancelTokenSource.Cancel(); // cancels any pending reads
objTCPPort.Close();
}
}
while (queDataBytesIn.Count > 0)
{
byte[] bytIn;
try
{
bytIn = (byte[])queDataBytesIn.Dequeue();
}
catch
{
break;
}
if (enmState == LinkStates.Connected)
{
objProtocol.ChannelInput(ref bytIn);
}
else
{
SignInLine(Globals.GetString(bytIn));
}
}
if (enmState == LinkStates.LinkFailed)
{
if (objTCPPort is object)
{
if (objTCPPort.Connected)
{
Disconnect();
}
}
else
{
try
{
if (objProtocol != null)
{
objProtocol.LinkStateChange(ConnectionOrigin.Disconnected);
objProtocol = null;
}
}
catch (Exception ex)
{
Log.Error("[ModemTelnet.Poll] " + ex.Message);
}
}
}
} // Poll
