/// <summary>
/// Clears the port and sets the starting conditions
/// </summary>
internal virtual void Release()
{
myDBufferPool = null;
buff_RxMess.Clear();
buff_RxMess.Open();
buff_TxMess.TxDataClear();
NCCI = 0;
Disconnect_B3_Pending = false;
accept = true;
NCCIPCurrState = NCCI_States.N0;
IsConnectedCon.NotifyAll();
B3_config = null;
}
/// <summary>
/// Logical connection protocol machine.
/// Handles all events concerning logical connection states.
/// </summary>
/// <param name="CAPImsg">CAPI message to operate on</param>
/// <param name="Protocol_Event">Last protocol event that occured during application's activity</param>
protected void SM_NCCI(ref CAPI.CAPI_Message CAPImsg, ref CAPI_Wrapper.comsub Protocol_Event)
{
//zmienna zwi¹zana z obslug¹ odrzuconego DISCONNECT_B3_REQ
NCCI_States previousState = NCCI_States.N_ACT;
switch (NCCIPCurrState)
{
case NCCI_States.N0:
#region N0
switch (Protocol_Event)
{
case CAPI_Wrapper.comsub.CONNECT_B3_REQ:
#region CONNECT_B3_REQ
Manager.Assert(CAPI_Interface.Send_msg_connect_b3_req(ref CAPImsg, 1, PLCI, out info));
NCCIPCurrState = NCCI_States.N01;
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
break;
#endregion
case CAPI_Wrapper.comsub.CONNECT_B3_IND:
#region CONNECT_B3_IND
NCCI = CAPImsg.ncci;
accept = true;
//MPNI tu trzeba zrobic sprawdzenie czy oczekujemy na konkretny protokol
Disconnect_B3_Pending = false;
NCCIPCurrState = NCCI_States.N1;
Protocol_Event = CAPI_Wrapper.comsub.CONNECT_B3_RESP;
break;
#endregion
default:
Manager.Assert(false);
break;
}
;
break;
#endregion
case NCCI_States.N01:
#region N01
switch (Protocol_Event)
{
case CAPI_Wrapper.comsub.CONNECT_B3_CONF:
if (info != 0)
{
NCCIPCurrState = NCCI_States.N0;
}
else
{
NCCIPCurrState = NCCI_States.N2;
NCCI = CAPImsg.ncci;
}
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
break;
default:
Manager.Assert(false);
break;
}
;
break;
#endregion
case NCCI_States.N1:
#region N1
switch (Protocol_Event)
{
case CAPI_Wrapper.comsub.CONNECT_B3_RESP:
#region CONNECT_B3_RESP
Manager.Assert(
CAPI_Interface.Send_msg_connect_b3_resp(
ref CAPImsg, 1, PLCI, NCCI, accept, out info));
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
if (accept)
{
NCCIPCurrState = NCCI_States.N2;
}
else
{
NCCIPCurrState = NCCI_States.N4;
}
break;
#endregion
#region N1_DISCONNECT
// wspolne dla N-1, N-2, N-3, N-ACT
case CAPI_Wrapper.comsub.DISCONNECT_B3_REQ:
Manager.Assert(false);
break;
case CAPI_Wrapper.comsub.DISCONNECT_B3_IND:
NCCIPCurrState = NCCI_States.N5;
Protocol_Event = CAPI_Wrapper.comsub.DISCONNECT_B3_RESP;
break;
#endregion
default:
Manager.Assert(false);
break;
}
;
break;
#endregion
case NCCI_States.N2:
#region N2
switch (Protocol_Event)
{
case CAPI_Wrapper.comsub.CONNECT_B3_ACTIVE_IND:
Manager.Assert(CAPI_Interface.Send_msg_connect_b3_active_resp(ref CAPImsg, 1, PLCI, NCCI, out info));
NCCIPCurrState = NCCI_States.N_ACT;
buff_TxMess.redyToSend();
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
IsConnectedCon.Notify();
break;
// wspolne dla N-1, N-2, N-3, N-ACT
case CAPI_Wrapper.comsub.DISCONNECT_B3_REQ:
Manager.Assert(false);
break;
case CAPI_Wrapper.comsub.DISCONNECT_B3_IND:
NCCIPCurrState = NCCI_States.N5;
Protocol_Event = CAPI_Wrapper.comsub.DISCONNECT_B3_RESP;
break;
default:
Manager.Assert(false);
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
break;
}
;
break;
#endregion
case NCCI_States.N3:
#region N3
switch (Protocol_Event)
{
case CAPI_Wrapper.comsub.RESET_B3_IND:
//MPNI - TU TRZEBA WYS£AÆ res
NCCIPCurrState = NCCI_States.N_ACT;
buff_TxMess.redyToSend();
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
IsConnectedCon.Notify();
break;
#region N3_DISCONNECT
// wspolne dla N-1, N-2, N-3, N-ACT
case CAPI_Wrapper.comsub.DISCONNECT_B3_REQ:
Manager.Assert(false);
break;
case CAPI_Wrapper.comsub.DISCONNECT_B3_IND:
NCCIPCurrState = NCCI_States.N5;
Protocol_Event = CAPI_Wrapper.comsub.DISCONNECT_B3_RESP;
break;
#endregion
default:
Manager.Assert(false);
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
break;
}
;
break;
#endregion
case NCCI_States.N4:
#region N4
switch (Protocol_Event)
{
case CAPI_Wrapper.comsub.DISCONNECT_B3_CONF:
if (info != 0)
{
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
NCCIPCurrState = previousState;
}
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
break;
case CAPI_Wrapper.comsub.DISCONNECT_B3_IND:
NCCIPCurrState = NCCI_States.N5;
Protocol_Event = CAPI_Wrapper.comsub.DISCONNECT_B3_RESP;
break;
default:
Manager.Assert(false);
break;
}
;
break;
#endregion
case NCCI_States.N5:
#region N5
switch (Protocol_Event)
{
case CAPI_Wrapper.comsub.DISCONNECT_B3_RESP:
Manager.Assert
(
CAPI_Interface.Send_msg_disconnect_b3_resp
(ref CAPImsg, 1, PLCI, NCCI, out info)
);
NCCI = 0;
NCCIPCurrState = NCCI_States.N0;
if (Disconnect_B3_Pending)
{
Protocol_Event = CAPI_Wrapper.comsub.DISCONNECT_REQ;
}
else
{
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
}
break;
default:
Manager.Assert(false);
break;
}
;
break;
#endregion
case NCCI_States.N_ACT:
#region N_ACT
switch (Protocol_Event)
{
case CAPI_Wrapper.comsub.DATA_B3_REQ:
Manager.Assert
(
CAPI_Interface.Send_msg_data_b3_req
(
ref CAPImsg, 1, PLCI, NCCI, buff_TxMess.TxDataGet, out info
)
);
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
break;
case CAPI_Wrapper.comsub.DATA_B3_CONF:
Manager.Assert(info == 0);
buff_TxMess.TxDataRelease();
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
break;
case CAPI_Wrapper.comsub.DATA_B3_RESP:
Manager.Assert
(
CAPI_Interface.Send_msg_data_b3_resp(ref CAPImsg, 1, PLCI, NCCI, out info)
);
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
break;
case CAPI_Wrapper.comsub.DATA_B3_IND:
ISesDBuffer newBuffor = myDBufferPool.GetEmptyISesDBuffer();
CAPImsg.Get_Data(newBuffor);
IEnvelope newIEBuffor = (IEnvelope)newBuffor;
newBuffor = null;
buff_RxMess.SendMsg(ref newIEBuffor);
Protocol_Event = CAPI_Wrapper.comsub.DATA_B3_RESP;
break;
case CAPI_Wrapper.comsub.RESET_B3_REQ:
//MPNI sprawdziæ co robi Reset - w stanie N3 nie s¹ przyjmowane dane
//MPNI zaimplementowac funkcje reset
Manager.Assert(CAPI_Interface.Send_msg_reset_b3_req(ref CAPImsg, 1, PLCI, NCCI, out info)
);
NCCIPCurrState = NCCI_States.N3;
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
break;
case CAPI_Wrapper.comsub.RESET_B3_IND:
//mpni - TU TRZEBA WYS£AÆ res
NCCIPCurrState = NCCI_States.N_ACT;
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
break;
#region DISCONNECT
// wspolne dla N-1, N-2, N-3, N-ACT
case CAPI_Wrapper.comsub.DISCONNECT_B3_REQ:
Manager.Assert
(CAPI_Interface.Send_msg_disconnect_b3_req(ref CAPImsg, 1, PLCI, NCCI, out info));
Disconnect_B3_Pending = true;
previousState = NCCI_States.N_ACT;
NCCIPCurrState = NCCI_States.N4;
Protocol_Event = CAPI_Wrapper.comsub.NO_ONE;
buff_TxMess.TxDataClear();
buff_RxMess.Close();
break;
case CAPI_Wrapper.comsub.DISCONNECT_B3_IND:
NCCIPCurrState = NCCI_States.N5;
Protocol_Event = CAPI_Wrapper.comsub.DISCONNECT_B3_RESP;
buff_TxMess.TxDataClear();
buff_RxMess.Close();
break;
#endregion
default:
Manager.Assert(false);
break;
}
; //switch
break;
#endregion
}
; //switch (NCCIPCurrState)
} //public void SM_NCCI
