} // ChannelInput (String)
public void CloseProtocol()
{
objB2Protocol = null;
Globals.queStateDisplay.Enqueue("");
Globals.queProgressDisplay.Enqueue(0);
Globals.strConnectedGridSquare = ""; // and clear the connected Grid square
} // CloseProtocol
} // LinkState
private void ProtocolStateChange(EProtocolStates enmNewState)
{
// This function is called to change the state of the protocol...
Globals.queStatusDisplay.Enqueue(enmNewState.ToString());
if (ProtocolState != enmNewState)
{
ProtocolState = enmNewState;
var switchExpr = ProtocolState;
switch (switchExpr)
{
case EProtocolStates.Disconnected:
{
if (objB2Protocol != null)
{
objB2Protocol.Close();
objB2Protocol = null;
}
break;
}
case EProtocolStates.Connected:
{
if (objB2Protocol != null)
{
objB2Protocol = null;
}
GetPendingOutboundMessages();
break;
}
}
}
} // NewState
} // GetPendingOutboundMessages
private void ProtocolCommands(string strText, bool blnCrLf)
{
// Interprets the protocol commands as they are received...
Globals.queChannelDisplay.Enqueue("X" + strText);
string strCommand = strText.ToUpper();
if (strCommand.StartsWith(";PM:"))
{
// Ignore preview-message commands
return;
}
var switchExpr = ProtocolState;
switch (switchExpr)
{
case EProtocolStates.Connected:
{
if (string.IsNullOrEmpty(Globals.strConnectedGridSquare)) // test for one
{
IsGridSquare(strCommand);
}
if (strCommand.StartsWith("[") & strText.EndsWith("]"))
{
ParseInboundSID(strText);
}
else if (strText.EndsWith(">"))
{
ProtocolStateChange(EProtocolStates.Accepted);
SendFWFeature();
Send(strSID);
if (blnSecureLogin)
{
uint intResult;
// This is compatible with WL2K secure login and generates the same ;PR: reply as AirMail
intResult = WinlinkAuth.ChallengedPassword(strChallengePhrase, Globals.SecureLoginPassword);
strSecureReply = ";PR: " + intResult.ToString("0000000000").Substring(2, 8);
Send(strSecureReply);
}
if (blnIFlag)
{
Send("; " + stcChannel.RemoteCallsign + " DE " + Globals.SiteCallsign + " (" + Globals.SiteGridSquare + ") QTC " + aryOutboundMessages.Count.ToString() + "...");
}
objB2Protocol = new ProtocolB2(this, ref stcChannel, ref aryOutboundMessages);
}
else if (strCommand.StartsWith(";PQ: ")) // Check for secure login challenge phrase
{
strChallengePhrase = strCommand.Substring(4).Trim();
uint temp = 0;
if (!UInt32.TryParse(strChallengePhrase, out temp))
{
Globals.queChannelDisplay.Enqueue("R*** Non numeric challange phrase - ending connection");
Disconnect();
}
else
{
blnSecureLogin = true;
}
}
break;
}
case EProtocolStates.Accepted:
{
objB2Protocol.ChannelInput(strText);
break;
}
}
} // ProtocolCommands
