/// <summary>
/// Receive BarCode packet
/// </summary>
/// <param name="recvData"></param>
/// <param name="offset"></param>
/// <param name="size"></param>
internal bool DeviceRecvData(byte[] recvData)
{
if (recvData[2] <= 3) // if not barcode
{
if (recvData[2] == 3 && recvData[10] == 0x06) // if return success
{
return(true);
}
return(false);
}
switch (recvData[10])
{
case 0x02: // prefix1
switch (recvData[14])
{
case 0x34: // Query ESN
_state = STATE.READY;
break;
default:
return(false);
}
break;
default: // Barcode scan data
if (OnCapturedNotify != null)
{
Barcode.Structures.DecodeMessage decodeInfo = new Barcode.Structures.DecodeMessage(); // Decode message structure.
decodeInfo.pchMessage = System.Text.Encoding.UTF8.GetString(recvData, 10, recvData[2] - 3).TrimStart();
FireCaptureCompletedEvent(new BarcodeEventArgs(MessageType.DEC_MSG, decodeInfo));
}
break;
}
return(true);
}
/// <summary>
/// Receive BarCode packet
/// </summary>
/// <param name="recvData"></param>
/// <param name="offset"></param>
/// <param name="size"></param>
internal bool DeviceRecvData(byte[] recvData)
{
if (recvData[2] <= 3) // if not barcode
{
if (recvData[2] == 3 && recvData[10] == 0x06) // if return success
{
return(true);
}
return(false);
}
if (recvData[10] == 0x02 && recvData[11] == 0x00)
{
// barcode perfix
if (recvData.Length > 15 && recvData[12] == 0x07 && recvData[13] == 0x10 && recvData[14] == 0x17 && recvData[15] == 0x13)
{
_barcodeStr = System.Text.Encoding.UTF8.GetString(recvData, 16, recvData[2] - 8);
}
else
{
switch (recvData[14])
{
case 0x34: // Query
if (recvData.Length < 24 || recvData[15] != 0x01 || recvData[16] != 0x06 || recvData[23] != 0x01 || recvData[24] != 0x06)
{
FactoryReset();
}
//_state = STATE.OLDVERSION;
else
{
_state = STATE.READY;
}
break;
default:
return(false);
}
return(true);
}
}
else
{
if (_barcodeStr != "")
{
_barcodeStr += System.Text.Encoding.UTF8.GetString(recvData, 10, recvData[2] - 2);
}
}
if (_barcodeStr.Length > 11)
{
if (_barcodeStr.Substring(_barcodeStr.Length - 7) == "\u0005\u0001\u0011\u0016\u0003\u0004\u000d")
{
if (OnCapturedNotify != null)
{
Barcode.Structures.DecodeMessage decodeInfo = new Barcode.Structures.DecodeMessage(); // Decode message structure.
decodeInfo.pchMessage = _barcodeStr.Substring(4, _barcodeStr.Length - 11);
FireCaptureCompletedEvent(new BarcodeEventArgs(MessageType.DEC_MSG, decodeInfo));
}
_goodRead = false;
_barcodeStr = "";
}
}
return(true);
}
/// <summary>
/// Receive BarCode packet
/// </summary>
/// <param name="recvData"></param>
/// <param name="offset"></param>
/// <param name="size"></param>
internal bool DeviceRecvData(byte[] recvData)
{
if (recvData[2] <= 3) // if not barcode
{
if (recvData[2] == 3 && recvData[10] == 0x06) // if return success
{
return(true);
}
return(false);
}
if (recvData[10] == 0x02 && recvData[11] == 0x00 && recvData[14] == 0x34)
{
// Query
if (recvData.Length < 24 || recvData[15] != 0x01 || recvData[16] != 0x06 || recvData[23] != 0x01 || recvData[24] != 0x06)
{
FactoryReset();
}
else
{
_state = STATE.READY;
}
return(true);
}
_barcodeStr += System.Text.Encoding.UTF8.GetString(recvData, 10, recvData[2] - 2);
if (_barcodeStr.Length >= 12)
{
int prefixat;
int suffixat;
do
{
prefixat = _barcodeStr.IndexOf("\u0002\u0000\u0007\u0010\u0017\u0013");
suffixat = _barcodeStr.IndexOf("\u0005\u0001\u0011\u0016\u0003\u0004");
if (prefixat == -1 && suffixat == -1)
{
// no prefix and no suffix
if (_barcodeStr.Length > 5)
{
_barcodeStr = _barcodeStr.Substring(_barcodeStr.Length - 5, 5);
}
}
else if (prefixat != -1 && suffixat == -1)
{
// have prefix and no suffix
}
else if (prefixat == -1 && suffixat != -1)
{
// have prefix and no suffix
_barcodeStr = _barcodeStr.Substring(suffixat + 6, _barcodeStr.Length - (suffixat + 6));
}
else if (prefixat != -1 && suffixat != -1)
{
if (prefixat < suffixat)
{
// have prefix and no suffix
if (OnCapturedNotify != null)
{
Barcode.Structures.DecodeMessage decodeInfo = new Barcode.Structures.DecodeMessage(); // Decode message structure.
decodeInfo.pchMessage = _barcodeStr.Substring(prefixat + 10, suffixat - prefixat - 10);
FireCaptureCompletedEvent(new BarcodeEventArgs(MessageType.DEC_MSG, decodeInfo));
}
}
_barcodeStr = _barcodeStr.Substring(suffixat + 6, _barcodeStr.Length - (suffixat + 6));
}
} while (prefixat != -1 && suffixat != -1);
}
/* old barcode scanner
* if (recvData[10] == 0x02 && recvData[11] == 0x00)
* {
* // barcode perfix
* if (recvData.Length > 15 && recvData[12] == 0x07 && recvData[13] == 0x10 && recvData[14] == 0x17 && recvData[15] == 0x13)
* {
* _barcodeStr = System.Text.Encoding.UTF8.GetString(recvData, 16, recvData[2] - 8);
* }
* else
* {
* switch (recvData[14])
* {
* case 0x34: // Query
* if (recvData.Length < 24 || recvData[15] != 0x01 || recvData[16] != 0x06 || recvData[23] != 0x01 || recvData[24] != 0x06)
* FactoryReset();
* //_state = STATE.OLDVERSION;
* else
* _state = STATE.READY;
*
* break;
*
* default:
* return false;
* }
*
* return true;
* }
* }
* else
* {
* if (_barcodeStr != "")
* {
* _barcodeStr += System.Text.Encoding.UTF8.GetString(recvData, 10, recvData[2] - 2);
* }
* }
*
* if (_barcodeStr.Length > 11)
* {
* if (_barcodeStr.Substring(_barcodeStr.Length - 7) == "\u0005\u0001\u0011\u0016\u0003\u0004\u000d")
* {
* if (OnCapturedNotify != null)
* {
* Barcode.Structures.DecodeMessage decodeInfo = new Barcode.Structures.DecodeMessage(); // Decode message structure.
*
* decodeInfo.pchMessage = _barcodeStr.Substring(4, _barcodeStr.Length - 11);
*
* FireCaptureCompletedEvent(new BarcodeEventArgs(MessageType.DEC_MSG, decodeInfo));
* }
*
* _goodRead = false;
* _barcodeStr = "";
* }
* }
*/
return(true);
}
