ParseByteArray(byte[] ByteArray, int ArrayLx = -1, string DataStreamName = "")
{
if (ArrayLx == -1)
{
ArrayLx = ByteArray.Length;
}
var inputArray = new InputByteArray(ByteArray, ArrayLx);
var sessionSettings = new SessionSettings();
var rv =
ServerDataStream.ParseDataStream(inputArray, sessionSettings,
DataStreamName);
var wrkstnCmdList = rv.Item1;
var responseItemList = rv.Item2;
var dsh = rv.Item3;
var telList = rv.Item4;
var funcList = rv.Item5;
byte[] remainingBytes = null;
if (inputArray.RemainingLength > 0)
{
remainingBytes = inputArray.PeekBytes();
var report = remainingBytes.ToHexReport(16);
}
return(new Tuple <WorkstationCommandList, ResponseItemList,
DataStreamHeader, TelnetCommandList, ControlFunctionList, byte[]>(
wrkstnCmdList, responseItemList, dsh, telList, funcList, remainingBytes));
}
public static IEnumerable <string> ParseAndReportByteArray(
byte[] ByteArray, string DataStreamName)
{
var rv = ServerDataStream.ParseByteArray(ByteArray, -1, DataStreamName);
var wrkstnCmdList = rv.Item1;
var responseList = rv.Item2;
var dsHeader = rv.Item3;
var telList = rv.Item4;
var report = ReportParseResults(dsHeader, wrkstnCmdList, responseList, telList);
return(report);
}
ProcessWorkstationDataStream(this ConnectedSocketPack SocketPack)
{
WorkstationCommandList workstationCmdList = null;
List <WriteToDisplayCommand> wtdCmdList = null;
HowReadScreen?howRead = null;
var logList = new TelnetLogList();
while (true)
{
// input array is eof. Exit loop if have read a READ workstn command.
// Otherwise, read from server.
if (SocketPack.InputArray.IsEof( ) == true)
{
if (howRead != null)
{
break;
}
{
var log = SocketPack.InputArray.ReadFromNetworkStream(20, 30);
logList.AddItems(log);
if (SocketPack.InputArray.IsEof() == true)
{
break;
}
}
}
// peek at the input stream from server. Classify the data that is next
// to receive.
var typeData = ServerDataStream.PeekServerCommand(SocketPack.InputArray);
// input data not recogizied. Not a 5250 data strem header.
if (typeData == null)
{
logList.AddItem(Direction.Read, "Unknown data stream data");
logList.AddItems(
Direction.Read, SocketPack.InputArray.PeekBytes().ToHexReport(16));
break;
}
if (typeData.Value == TypeServerData.workstationHeader)
{
{
var rv = Process5250.GetAndParseWorkstationCommandList(
SocketPack.InputArray, SocketPack.Settings);
workstationCmdList = rv.Item1;
logList.AddItems(rv.Item2);
}
foreach (var workstationCmd in workstationCmdList)
{
if (workstationCmd is ClearUnitCommand)
{
}
else if (workstationCmd is WriteToDisplayCommand)
{
var wtdCommand = workstationCmd as WriteToDisplayCommand;
if (wtdCmdList == null)
{
wtdCmdList = new List <WriteToDisplayCommand>();
}
wtdCmdList.Add(wtdCommand);
}
else if (workstationCmd is ReadMdtFieldsCommand)
{
howRead = HowReadScreen.ReadMdt;
}
// save screen command. Build response, send back to server.
else if (workstationCmd is SaveScreenCommand)
{
var ra = SaveScreenCommand.BuildSaveScreenResponse();
Debug.WriteLine("Response: " + ra.ToHex(' '));
// send response stream back to server.
{
TelnetConnection.WriteToHost(logList, ra, SocketPack.TcpStream);
}
// BgnTemp
logList.AddSpecialItem(LogItemSpecial.NewGeneration);
// EndTemp
}
else if (workstationCmd is WriteStructuredFieldCommand)
{
var wsfCmd = workstationCmd as WriteStructuredFieldCommand;
if (wsfCmd.RequestCode == WSF_RequestCode.Query5250)
{
var ra = Query5250Response.BuildQuery5250Response();
Debug.WriteLine("Response: " + ra.ToHex(' '));
// send response stream back to server.
{
TelnetConnection.WriteToHost(logList, ra, SocketPack.TcpStream);
}
}
}
}
}
}
return(new Tuple <HowReadScreen?, List <WriteToDisplayCommand>, TelnetLogList>(
howRead, wtdCmdList, logList));
}
