public bool CloseSession(int timeout)
{
switch (_currentState)
{
case ReadyForUpload:
_currentState |= XModemClientStates.EotSent;
FrameBufferBlock.Stop();
WriteData(new byte[] { (byte)XModemRecieverTransmisionStatuses.EOT });
_uploadStateSignal.WaitOne(timeout);
break;
case XModemClientStates.Canceled:
_uploadStateSignal.WaitOne(timeout);
CancelationMessage = ParseCancelationOutput(_cancelationOutput);
break;
}
return(IsCompleted);
}
private byte[] ParseRawData(byte val, bool isOutcome, DateTime timeStamp, bool isFromFile)
{
switch (_currentState)
{
case 0x00:
if (val == 0x3E) // '>'
{
"ParseRawData: Bootloader msg received"._DLOG();
_currentState |= XModemClientStates.OptionsMsgReceived;
_cancelationOutput.Clear();
CancelationMessage = string.Empty;
_packetNo = 1;
WriteData(new[] { (byte)XModemRunOptions.UploadGbl });
}
break;
case XModemClientStates.OptionsMsgReceived:
if (val == 0x64) // 'd'
{
"ParseRawData: 'begin upload' received"._DLOG();
_currentState |= XModemClientStates.BeginUploadMsgReceived;
}
break;
case XModemClientStates.OptionsMsgReceived | XModemClientStates.BeginUploadMsgReceived:
if (val == (byte)XModemHeaderTypes.C)
{
"ParseRawData: C-start received"._DLOG();
_currentState |= XModemClientStates.C_startReceived;
}
break;
case XModemClientStates.OptionsMsgReceived | XModemClientStates.BeginUploadMsgReceived | XModemClientStates.C_startReceived:
if (val == (byte)XModemHeaderTypes.C)
{
$"ParseRawData: C-confirm received"._DLOG();
_currentState |= XModemClientStates.C_confirmedReceived;
_runAppRetryCount = 1;
FrameBufferBlock.Start();
_uploadStateSignal.Set();
}
break;
case ReadyForUpload:
var parserState = (XModemHeaderTypes)val;
if (parserState == XModemHeaderTypes.ACK)
{
FrameBufferBlock.Acknowledge(true);
}
else if (parserState == XModemHeaderTypes.NACK)
{
"ParseRawData: Bootloader NACK received"._DLOG();
FrameBufferBlock.Acknowledge(false);
}
else if (parserState == XModemHeaderTypes.CAN)
{
"ParseRawData: Bootloader CAN received"._DLOG();
_currentState = XModemClientStates.Canceled;
FrameBufferBlock.Stop();
FrameBufferBlock.Acknowledge(false);
}
break;
case ReadyForUpload | XModemClientStates.EotSent:
if (val == (byte)XModemHeaderTypes.ACK)
{
_currentState |= XModemClientStates.EotConfirmed;
}
break;
case Completed:
if (val == 0x3E && _runAppRetryCount++ < 3) // '>'
{
"ParseRawData: run uploaded app"._DLOG();
WriteData(new[] { (byte)XModemRunOptions.Run });
_uploadStateSignal.Set();
}
break;
case XModemClientStates.Canceled:
_cancelationOutput.Add(val);
if (val == 0x3E && _runAppRetryCount++ < 3) // '>'
{
"ParseRawData: upload failed, run old app"._DLOG();
WriteData(new[] { (byte)XModemRunOptions.Run });
_uploadStateSignal.Set();
}
break;
default:
break;
}
return(null);
}
internal void TestSetReady()
{
_currentState = ReadyForUpload;
FrameBufferBlock.Start();
_uploadStateSignal.Set();
}