public Result API_ControlAbort(
)
{
#if _TRACE_OUT_PUT
PrintMagToTxt("API_ControlAbort");
#endif
//Ask CheckTagAccessPkt function stop.
enumINVENTORY_STATUS = ENUM_FLOW_CONTROL.ABORT;
//Result result = Result.OK;
//ENUM_CMD TxCmd = ENUM_CMD.NOTHING;
//byte[] buf = new byte[10];
//Array.Clear(buf, 0, buf.Length);
//TxCmd = ENUM_CMD.CONTROL_ABORT;
//buf[0] = (byte)TxCmd;
//if ( false == SendData(buf) )
// return Result.FAILURE;
//Array.Clear(buf, 0, buf.Length);
////Check receive data
//if ( false == ReceiveData( TxCmd, ref buf ) )
// return Result.FAILURE;
////Check result
//result = ConvertResult(buf[1]);
//if (Result.OK != result)
// return result;
return Result.OK;
}
//Reset receive flow
protected void ResetRxFlow(ENMU_PKT_TYPE r_Type)
{
RxPktTpye = r_Type;
RxStep = ENMU_PKT_FLOW.STEP_HEADER_1;
m_timeBefReg = DateTime.Now;
//Reset flag while restart tag access/inventory
if (RxPktTpye == ENMU_PKT_TYPE.TAG_ACCESS)
{
bCheckTimeOut = false;
enumINVENTORY_STATUS = ENUM_FLOW_CONTROL.NOTHING;
}
}
public Result API_ControlResume(
)
{
#if _TRACE_OUT_PUT
PrintMagToTxt("API_ControlResume");
#endif
//Require CheckTagAccessPkt function resume.
enumINVENTORY_STATUS = ENUM_FLOW_CONTROL.RESUME;
//this command deesn't response
return Result.OK;
}
protected bool CheckTagAccessPkt(
[In] CommonParms strcParms
)
{
ENUM_CMD result = ENUM_CMD.NOTHING;
ArrayList MultiBuf = new ArrayList();
byte[] SingleBuf = new Byte[64];
Array.Clear(SingleBuf, 0, SingleBuf.Length);
//Reset Receive flow
ResetRxFlow(ENMU_PKT_TYPE.TAG_ACCESS);
try
{
while (true)
{
#if _TRACE_OUT_PUT
PrintMagToTxt("CheckTagAccessPkt");
#endif
//Start Time Out flow. (Not command timeout. It's process timeout)
if(bCheckTimeOut)
{
TimeSpan ts = new TimeSpan(DateTime.Now.Ticks - m_timeBefAccess.Ticks);
if (ts.TotalSeconds > 3)
{
#if _TRACE_OUT_PUT
PrintMagToTxt("CheckTagAccessPkt: TIME_OUT");
#endif
//Send Abort to check that skip inventory status.
//this.ControlAbort();
this.ControlCancel();//??modified for abort??//
clsPacket.TRANS_API_ClearBuffer();
return true;
}
}
switch (enumINVENTORY_STATUS)
{
case ENUM_FLOW_CONTROL.PAUSE:
#if _TRACE_OUT_PUT
PrintMagToTxt("CheckTagAccessPkt: PAUSE");
#endif
enumINVENTORY_STATUS = ENUM_FLOW_CONTROL.NOTHING;
ControlPause();
break;
case ENUM_FLOW_CONTROL.RESUME:
#if _TRACE_OUT_PUT
PrintMagToTxt("CheckTagAccessPkt: RESUME");
#endif
enumINVENTORY_STATUS = ENUM_FLOW_CONTROL.NOTHING;
ControlResume();
break;
case ENUM_FLOW_CONTROL.ABORT:
#if _TRACE_OUT_PUT
PrintMagToTxt("CheckTagAccessPkt: ABORT");
#endif
enumINVENTORY_STATUS = ENUM_FLOW_CONTROL.NOTHING;
//Abort all inventory data from memory.
clsPacket.TRANS_API_ClearBuffer();
ControlAbort();
bCheckTimeOut = true;
m_timeBefAccess = DateTime.Now;
break;
case ENUM_FLOW_CONTROL.CANCEL:
#if _TRACE_OUT_PUT
PrintMagToTxt("CheckTagAccessPkt: CANCEL");
#endif
enumINVENTORY_STATUS = ENUM_FLOW_CONTROL.NOTHING;
ControlCancel();
bCheckTimeOut = true;
m_timeBefAccess = DateTime.Now;
break;
}
//Only wait End Packet or Abort Common Packet to stop the process.
//don't need command timeout.
result = Regular( ref SingleBuf, false );
switch (result)
{
//case ENUM_CMD.TIME_OUT:
// if (strcParms.OpMode == RadioOperationMode.CONTINUOUS ||
// strcParms.OpMode == RadioOperationMode.NONCONTINUOUS )
// break;
// PrintMagToTxt("CheckTagAccessPkt: TIME_OUT");
// clsPacket.TRANS_API_ClearBuffer();
// return false;
case ENUM_CMD.CONTROL_ABORT:
#if _TRACE_OUT_PUT
PrintMagToTxt("CheckTagAccessPkt: bAbort");
#endif
return true;
break;
case ENUM_CMD.BEGIN:
#if _TRACE_OUT_PUT
PrintMagToTxt("CheckTagAccessPkt: BEGIN");
#endif
//If get first packet, reset the flow.
if (usDivideSeq == 1)
{
usDataTotalLenDw = usDataSingleLenDw;
if (0 != MultiBuf.Count)
MultiBuf.RemoveRange(0, MultiBuf.Count);
}
else
{
//The packet sequence is more then 1, but buffer doesn't have data.
//It means lossing some packets. Ignore this inventory or tag access.
if (0 == MultiBuf.Count)
break;
usDataTotalLenDw += usDataSingleLenDw;
}
HandleCallBack(strcParms, SingleBuf);
Array.Clear(SingleBuf, 0, SingleBuf.Length);
usDataTotalLenDw = 0;
if (0 != MultiBuf.Count)
MultiBuf.RemoveRange(0, MultiBuf.Count);
break;
case ENUM_CMD.END:
#if _TRACE_OUT_PUT
PrintMagToTxt("CheckTagAccessPkt: END");
#endif
//If get first packet, reset the flow.
if (usDivideSeq == 1)
{
usDataTotalLenDw = usDataSingleLenDw;
if (0 != MultiBuf.Count)
MultiBuf.RemoveRange(0, MultiBuf.Count);
}
else
{
//The packet sequence is more then 1, but buffer doesn't have data.
//It means lossing some packets. Ignore this inventory or tag access.
if (0 == MultiBuf.Count)
break;
usDataTotalLenDw += usDataSingleLenDw;
}
HandleCallBack(strcParms, SingleBuf);
Array.Clear(SingleBuf, 0, SingleBuf.Length);
usDataTotalLenDw = 0;
if (0 != MultiBuf.Count)
MultiBuf.RemoveRange(0, MultiBuf.Count);
return true;
break;
case ENUM_CMD.UPDAUE_ENTER_UPDATE_MODE:
#if _TRACE_OUT_PUT
PrintMagToTxt("CheckTagAccessPkt: UPDAUE_ENTER_UPDATE_MODE");
#endif
//If get first packet, reset the flow.
if (usDivideSeq == 1)
{
usDataTotalLenDw = usDataSingleLenDw;
if (0 != MultiBuf.Count)
MultiBuf.RemoveRange(0, MultiBuf.Count);
}
else
{
//The packet sequence is more then 1, but buffer doesn't have data.
//It means lossing some packets. Ignore this inventory or tag access.
if (0 == MultiBuf.Count)
break;
usDataTotalLenDw += usDataSingleLenDw;
}
HandleCallBack(strcParms, SingleBuf);
Array.Clear(SingleBuf, 0, SingleBuf.Length);
usDataTotalLenDw = 0;
if (0 != MultiBuf.Count)
MultiBuf.RemoveRange(0, MultiBuf.Count);
break;
case ENUM_CMD.INVENTORY:
case ENUM_CMD.TAG_ACCESS:
#if _TRACE_OUT_PUT
PrintMagToTxt("CheckTagAccessPkt: INVENTORY/TAG_ACCESS");
#endif
//If get first packet, reset the flow.
if (usDivideSeq == 1)
{
usDataTotalLenDw = usDataSingleLenDw;
if (0 != MultiBuf.Count)
MultiBuf.RemoveRange(0, MultiBuf.Count);
}
else
{
//The packet sequence is more then 1, but buffer doesn't have data.
//It means lossing some packets. Ignore this inventory or tag access.
if (0 == MultiBuf.Count)
break;
// usDataTotalLenDw += usDataSingleLenDw;
}
if ( true == CheckPktEnd(SingleBuf) ) //report end
{
//Check multi-buffer size
if (0 == MultiBuf.Count) //Single packet
{
HandleCallBack(strcParms, SingleBuf);
}
else //Multi packet
{
//combine data
if (false == AddDataToMultiBuf(ref MultiBuf, SingleBuf))
{
if (0 != MultiBuf.Count)
MultiBuf.RemoveRange(0, MultiBuf.Count);
break;
}
//Copy ArrayList bufeer to byte [] buffer
byte[] tmpBuf = MultiBuf.ToArray(typeof(byte)) as byte[];
if (null == tmpBuf)
{
if (0 != MultiBuf.Count)
MultiBuf.RemoveRange(0, MultiBuf.Count);
break;
}
HandleCallBack(strcParms, tmpBuf);
MultiBuf.RemoveRange(0, MultiBuf.Count);
}
usDataTotalLenDw = 0;
}
else //report not end. Continue.
{
//Check multi-buffer size
if (0 == MultiBuf.Count) //at first packet
{
//Push data to multi buffer
MultiBuf.AddRange(SingleBuf);
//Remove CRC (last 2 bytes). Don't need CRC.
//Because want to combine data form different
//packet, the data in next packet will replace
//CRC address.
/* Mod by james for large user memory, 2012-12-04 */
// MultiBuf.RemoveRange(MultiBuf.Count - 3, 2);
MultiBuf.RemoveRange(MultiBuf.Count - 2, 2);
/* End by james for large user memory, 2012-12-04 */
}
else //Combine packets
{
//combine data
if (false == AddDataToMultiBuf(ref MultiBuf, SingleBuf))
{
if (0 != MultiBuf.Count)
MultiBuf.RemoveRange(0, MultiBuf.Count);
break;
}
}
}
//Clear single buffer to receive next packet
Array.Clear(SingleBuf, 0, SingleBuf.Length);
break;
default:
break;
}
TimeBeginPeriod(1);
System.Threading.Thread.Sleep( (int)Settings.Default.uiInterval );
TimeEndPeriod(1);
}//while
}//try
catch (Exception e)
{
clsPacket.TRANS_API_ClearBuffer();
//ControlAbort();/*Mod by Rick for Abort, 2013-2-18*/
ControlCancel();
return false;
}
return true;
}
//============================Control Operation===================================
public Result API_ControlCancel(
)
{
#if _TRACE_OUT_PUT
PrintMagToTxt("API_ControlCancel");
#endif
enumINVENTORY_STATUS = ENUM_FLOW_CONTROL.CANCEL;
//this command deesn't response
return Result.OK;
}
