void serial_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
byte c;
while (serial.BytesToRead > 0)
{
bool acceptByte = false;
c = (byte)serial.ReadByte();
switch (serialState)
{
case SerialReceiverState.USART_RECEIVER_IDLE_RX_STATE:
if (APP_MAGIC_SYMBOL == c)
{
serialState = SerialReceiverState.USART_RECEIVER_SOF_RX_STATE;
currentMessage.Clear();
CheckSum = 0;
}
break;
case SerialReceiverState.USART_RECEIVER_SOF_RX_STATE:
if (SOF[1] == c)
{
serialState = SerialReceiverState.USART_RECEIVER_DATA_RX_STATE;
}
else
{
serialState = SerialReceiverState.USART_RECEIVER_IDLE_RX_STATE;
}
break;
case SerialReceiverState.USART_RECEIVER_DATA_RX_STATE:
if (APP_MAGIC_SYMBOL == c)
{
serialState = SerialReceiverState.USART_RECEIVER_MAGIC_RX_STATE;
}
else
{
acceptByte = true;
}
break;
case SerialReceiverState.USART_RECEIVER_MAGIC_RX_STATE:
if (APP_MAGIC_SYMBOL == c)
{
serialState = SerialReceiverState.USART_RECEIVER_DATA_RX_STATE;
acceptByte = true;
}
else if (EOF[1] == c)
{
serialState = SerialReceiverState.USART_RECEIVER_EOF_RX_STATE;
}
else
{
serialState = SerialReceiverState.USART_RECEIVER_IDLE_RX_STATE;
PrintMessage("TRAMA DEFECTUOSA");
}
break;
case SerialReceiverState.USART_RECEIVER_EOF_RX_STATE:
if (CheckSum == c)
{
serialState = SerialReceiverState.USART_RECEIVER_IDLE_RX_STATE;
InputMessage inputMessage = new InputMessage();
inputMessage.FromBinary(currentMessage.ToArray());
if (inputMessage.Content.Args != null)
OnOperationReceived(inputMessage);
}
else
{
serialState = SerialReceiverState.USART_RECEIVER_IDLE_RX_STATE;
PrintMessage("CHECKSUM INCORRECTO");
}
break;
default:
break;
}
CheckSum += c;
if (acceptByte)
{
currentMessage.Add(c);
}
}
}
void serial_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
byte c;
while (serial.BytesToRead > 0)
{
bool acceptByte = false;
c = (byte)serial.ReadByte();
switch (serialState)
{
case SerialReceiverState.USART_RECEIVER_IDLE_RX_STATE:
if (APP_MAGIC_SYMBOL == c)
{
serialState = SerialReceiverState.USART_RECEIVER_SOF_RX_STATE;
currentMessage.Clear();
CheckSum = 0;
}
break;
case SerialReceiverState.USART_RECEIVER_SOF_RX_STATE:
if (SOF[1] == c)
{
serialState = SerialReceiverState.USART_RECEIVER_DATA_RX_STATE;
}
else
{
serialState = SerialReceiverState.USART_RECEIVER_IDLE_RX_STATE;
}
break;
case SerialReceiverState.USART_RECEIVER_DATA_RX_STATE:
if (APP_MAGIC_SYMBOL == c)
{
serialState = SerialReceiverState.USART_RECEIVER_MAGIC_RX_STATE;
}
else
{
acceptByte = true;
}
break;
case SerialReceiverState.USART_RECEIVER_MAGIC_RX_STATE:
if (APP_MAGIC_SYMBOL == c)
{
serialState = SerialReceiverState.USART_RECEIVER_DATA_RX_STATE;
acceptByte = true;
}
else if (EOF[1] == c)
{
serialState = SerialReceiverState.USART_RECEIVER_EOF_RX_STATE;
}
else
{
serialState = SerialReceiverState.USART_RECEIVER_IDLE_RX_STATE;
PrintMessage("TRAMA DEFECTUOSA");
}
break;
case SerialReceiverState.USART_RECEIVER_EOF_RX_STATE:
if (CheckSum == c)
{
serialState = SerialReceiverState.USART_RECEIVER_IDLE_RX_STATE;
InputMessage inputMessage = new InputMessage();
inputMessage.FromBinary(currentMessage.ToArray());
if (inputMessage.Content.Args != null)
{
OnOperationReceived(inputMessage);
}
}
else
{
serialState = SerialReceiverState.USART_RECEIVER_IDLE_RX_STATE;
PrintMessage("CHECKSUM INCORRECTO");
}
break;
default:
break;
}
CheckSum += c;
if (acceptByte)
{
currentMessage.Add(c);
}
}
}
void OnOperationReceived(InputMessage oper)
{
if (OperationReceived != null)
OperationReceived(oper, null);
}
void Form1_OperationReceived(object sender, EventArgs e)
{
InputMessage message = (sender as InputMessage);
Operation operation = message.Content;
string msgToPrint = "";
if (operation.OpCode == Operation.OPCodes.ConfigWriteResponse)
{
if (configWriteBuffer.Count > 0)
{
if (operation.Args[0] == configWriteBuffer[0].Args[0])
{
if (operation.Args[1] == (byte)ConfigErrorCodes.OK)
{
configWriteBuffer.RemoveAt(0);
if (configWriteBuffer.Count > 0)
{
SendOperation(configWriteBuffer[0]);
}
else
{
msgToPrint = String.Format("CONFIG. UPDATE DONE TO 0x{0:X4}", operation.SourceAddress);
}
}
else
{
configWriteBuffer.Clear();
msgToPrint = "CONFIG. ERROR CODE: " + Enum.GetName(typeof(ConfigErrorCodes), (object)operation.Args[1]);
}
}
else
{
int rcvFragment = operation.Args[0] & 0x0F;
int rcvTotalFragment = (operation.Args[0] & 0xF0) >> 4;
int expFragment = configWriteBuffer[0].Args[0] & 0x0F;
int expTotalFragment = (configWriteBuffer[0].Args[0] & 0xF0) >> 4;
msgToPrint = String.Format("CONFIG. INVALID PROTOCOL: RECEIVED({0}/{1}) EXPECTED({2}/{3})",
rcvFragment, rcvTotalFragment, expFragment, expTotalFragment);
configWriteBuffer.Clear();
}
}
}
else if (operation.OpCode == Operation.OPCodes.TemperatureReadResponse || operation.OpCode == Operation.OPCodes.HumidityReadResponse)
{
if (operation.Args[2] == 0xFF)
{
msgToPrint = String.Format("SENSOR 0x{1:X4} FROM 0x{0:X4} UNKNOWN",
operation.SourceAddress,
((ushort)operation.Args[1]) << 8 | operation.Args[0]);
}
else
{
string baseStr = operation.OpCode == Operation.OPCodes.TemperatureReadResponse ?
"TEMPERATURE RECEIVED FROM 0x{0:X4} SENSOR {1}: {2}ºC" :
"HUMIDITY RECEIVED FROM 0x{0:X4} SENSOR {1}: {2}%";
msgToPrint = String.Format(baseStr,
operation.SourceAddress,
(((ushort)operation.Args[1]) << 8 | operation.Args[0]),
operation.Args[2]);
}
}
else if (operation.OpCode == Operation.OPCodes.PresenceReadResponse)
{
string valStr = (operation.Args[2] == 0xFF) ? "UNKNOWN" : (operation.Args[2] != 0) ? "DETECTED" : "NOT DETECTED";
msgToPrint = String.Format("PRESENCE READ FROM 0x{0:X4}: 0x{1:X4} {2}",
operation.SourceAddress,
((ushort)operation.Args[1]) << 8 | operation.Args[0],
valStr);
}
else if (operation.OpCode == Operation.OPCodes.ConfigChecksumResponse)
{
msgToPrint = String.Format("CHECKSUM RECEIVED FROM 0x{0:X4}: 0x{1:X4}",
operation.SourceAddress,
((ushort)operation.Args[1]) << 8 | operation.Args[0]);
}
else if (operation.OpCode == Operation.OPCodes.LogicReadResponse)
{
msgToPrint = String.Format("LOGIC READ FROM 0x{0:X4}: 0x{1:X4} {2}",
operation.SourceAddress,
((ushort)operation.Args[1]) << 8 | operation.Args[0],
(operation.Args[2] == 0xFF) ? "UNKNOWN" : (operation.Args[2] != 0).ToString());
}
else if (operation.OpCode == Operation.OPCodes.DimmerReadResponse)
{
msgToPrint = String.Format("DIMMER READ FROM 0x{0:X4}: 0x{1:X4} {2}",
operation.SourceAddress,
((ushort)operation.Args[1]) << 8 | operation.Args[0],
(operation.Args[2] == 0xFF) ? "UNKNOWN" : operation.Args[2].ToString());
}
else if (operation.OpCode == Operation.OPCodes.DateTimeRead) //TIME SYNC REQUEST!
{
SendDateTime(operation.SourceAddress, false);
msgToPrint = String.Format("TIME SYNC RESPONSE SENT TO 0x{0:X4}", operation.SourceAddress);
}
else if (operation.OpCode == Operation.OPCodes.DateTimeReadResponse)
{
string DateTimeStr = string.Empty;
if (operation.Args[0] != 0xFF)//Valid DATETIME
{
string DateStr = String.Format("{0} {1:d2}/{2:d2}/{3:d4}",
Enum.GetName(typeof(DayOfWeeks), (object)operation.Args[0]),
operation.Args[1],
operation.Args[2],
((ushort)operation.Args[4]) << 8 | operation.Args[3]);
string TimeStr = String.Format(" {0:d2}:{1:d2}:{2:d2}",
operation.Args[5],
operation.Args[6],
operation.Args[7]);
DateTimeStr = DateStr + " " + TimeStr;
}
else
{
DateTimeStr = "INVALID";
}
msgToPrint = String.Format("DATETIME READ FROM 0x{0:X4} -> ", operation.SourceAddress) + DateTimeStr;
}
else if (operation.OpCode == Operation.OPCodes.MacReadResponse)
{
msgToPrint = String.Format("MAC FROM 0x{0:X4} -> 0x{1:X2}-0x{2:X2}-0x{3:X2}-0x{4:X2}-0x{5:X2}-0x{6:X2}",
operation.SourceAddress,
operation.Args[0],
operation.Args[1],
operation.Args[2],
operation.Args[3],
operation.Args[4],
operation.Args[5]);
}
else if (operation.OpCode == Operation.OPCodes.FirmwareVersionReadResponse)
{
msgToPrint = String.Format("FIRMWARE VERSION FROM 0x{0:X4} -> {1}",
operation.SourceAddress,
operation.Args[0]);
}
else if (operation.OpCode == Operation.OPCodes.BaseModelReadResponse)
{
msgToPrint = String.Format("BASE MODEL FROM 0x{0:X4} -> {1}",
operation.SourceAddress,
operation.Args[0]);
}
else if (operation.OpCode == Operation.OPCodes.ShieldModelReadResponse)
{
msgToPrint = String.Format("SHIELD MODEL FROM 0x{0:X4} -> {1}",
operation.SourceAddress,
operation.Args[0]);
}
else if (operation.OpCode == Operation.OPCodes.NextHopReadResponse)
{
msgToPrint = String.Format("NEXTHOP READ FROM 0x{0:X4} -> ADDRESS: 0x{1:X4} NEXTHOP: 0x{2:X4} SCORE: {3} LQI: {4}",
operation.SourceAddress,
((ushort)operation.Args[1] << 8 | operation.Args[0]),
((ushort)operation.Args[3] << 8 | operation.Args[2]),
operation.Args[4],
operation.Args[5]);
}
else if (operation.OpCode == Operation.OPCodes.PingResponse)
{
msgToPrint = String.Format("PING RESPONSE RECEIVED FROM 0x{0:X4}", operation.SourceAddress);
}
else if (operation.OpCode == Operation.OPCodes.JoinRequest)
{
msgToPrint = String.Format("JOIN REQUEST RECEIVED FROM 0x{0:X4}", operation.SourceAddress);
SendJoinRequestResponse(operation.SourceAddress);
}
else if (operation.OpCode == Operation.OPCodes.JoinAbort)
{
msgToPrint = String.Format("JOIN ABORT RECEIVED FROM 0x{0:X4} -> NUMBER OF RESPONSES: {1}", operation.SourceAddress, operation.Args[0]);
}
else if (operation.OpCode == Operation.OPCodes.WakeUp)
{
msgToPrint = String.Format("WAKEUP RECEIVED FROM 0x{0:X4}", operation.SourceAddress);
}
else if (operation.OpCode == Operation.OPCodes.JoinAccept)
{
byte[] macAddress = operation.Args.Take(6).ToArray();
byte[] aesKey = operation.Args.Skip(6).ToArray();
StringBuilder sb = new StringBuilder();
sb.AppendFormat("JOIN ACCEPT RECEIVED FROM 0x{0:X4} -> MAC: ", operation.SourceAddress);
foreach (byte b in macAddress)
{
sb.AppendFormat("0x{0:X2} ", b);
}
sb.Append(" AES-KEY: ");
foreach (byte b in aesKey)
{
sb.AppendFormat("0x{0:X2} ", b);
}
msgToPrint = sb.ToString();
SendJoinAcceptResponse(operation.SourceAddress, macAddress, aesKey);
}
else if (operation.OpCode == Operation.OPCodes.ConfigReadResponse)
{
int fragment = operation.Args[0] & 0x0F;
int totalFragment = (operation.Args[0] & 0xF0) >> 4;
Operation lastOp = null;
if (configReadBuffer.Count > 0)
{
lastOp = configReadBuffer.Last();
}
if (lastOp == null || (lastOp != null && operation.Args[0] == lastOp.Args[0] + 1))
{
if (operation.Args[0] == 0 && operation.Args[1] == 0) //ERROR
{
msgToPrint = String.Format("CONFIG READ RESPONSE FROM 0x{0:X4} -> BUSY SENDING CONFIG STATE",
operation.SourceAddress);
}
else //OK
{
msgToPrint = String.Format("CONFIG READ RESPONSE FROM 0x{0:X4} -> {1}/{2} OK",
operation.SourceAddress,
fragment,
totalFragment);
configReadBuffer.Add(operation);
SendOperation(new Operation()
{
SourceAddress = 0x00, DestinationAddress = DestinationAddress, OpCode = Operation.OPCodes.ConfigReadConfirmation, Args = new byte[] { operation.Args[0], 0x00 }
});
if (fragment == totalFragment)
{
SaveConfigFile();
}
}
}
else
{
msgToPrint = String.Format("CONFIG READ RESPONSE FROM 0x{0:X4} -> {1}/{2} ERROR",
operation.SourceAddress,
fragment,
totalFragment);
//Send error code back
SendOperation(new Operation()
{
SourceAddress = 0x00, DestinationAddress = DestinationAddress, OpCode = Operation.OPCodes.ConfigReadConfirmation, Args = new byte[] { operation.Args[0], 0x01 }
});
}
}
else
{
msgToPrint = operation.ToString();
}
if (!string.IsNullOrWhiteSpace(msgToPrint))
{
PrintMessage(String.Format("RSSI: {0} NEXTHOP: 0x{1:X4} {2}", message.RSSI, message.NextHop, msgToPrint));
}
}