public RawCanMessage(DateTime datetime, string message)
{
this.datetime = datetime;
this.message = message;
parsed = MessageParser.Parse(message);
}
public static ParsedCANMessage Parse(string message)
{
ParsedCANMessage parsed = new ParsedCANMessage();
if (message.Length > 8)
{
byte flags = ReadByte(message, 0);
byte function = ReadByte(message, 2);
parsed.Target = ReadByte(message, 4);
byte type = ReadByte(message, 6);
short length = Convert.ToInt16(message.Substring(8, 1), 10);
if (message.Length == 9 + length * 2)
{
byte[] bytes = new byte[length];
for (int i = 0; i < length; i++)
{
bytes[i] = Convert.ToByte(message.Substring(9 + i * 2, 2), 16);
}
parsed.Response = (flags & 0x10) > 0;
parsed.Exception = (flags & 0x8) > 0;
parsed.Reserved = (byte)(flags & 0x7);
switch (type)
{
case 0:
parsed.Type = "All";
break;
case 1:
parsed.Type = "Executor";
switch (function)
{
case 1:
parsed.Function = "Is Id Occupied";
break;
default:
parsed.Function = "Unknown";
break;
}
break;
case 2:
parsed.Type = "Outdoor Sensor";
switch (function)
{
case 1:
parsed.Function = "Get Temperature";
if (parsed.Response)
{
parsed.Temperature = ReadTemperature(bytes, 0);
}
break;
default:
parsed.Function = "Unknown";
break;
}
break;
case 3:
switch (function)
{
case 1:
parsed.Function = "Give Way";
parsed.Priority = bytes[0];
parsed.Manager = bytes[1];
break;
case 2:
parsed.Function = "Proceed";
parsed.Priority = bytes[0];
parsed.Manager = bytes[1];
break;
case 3:
parsed.Function = "Set Cooling";
parsed.Source = bytes[0];
parsed.State = bytes[1];
break;
case 4:
parsed.Function = "Set Warm Up";
parsed.Source = bytes[0];
break;
case 5:
parsed.Function = "Get Needed Temperature";
if (parsed.Response)
{
parsed.Temperature = ReadTemperature(bytes, 0);
parsed.Manager = bytes[2];
}
else
{
parsed.Source = bytes[0];
}
break;
default:
parsed.Function = "Unknown";
break;
}
parsed.Type = "Consumer";
break;
case 4:
parsed.Type = "Heating Manager";
break;
case 5:
parsed.Type = "Room Sensor";
break;
case 6:
switch (function)
{
case 0:
parsed.Function = "Request Temperature";
parsed.Temperature = ReadTemperature(bytes, 0);
parsed.Manager = bytes[2];
break;
case 1:
parsed.Function = "Get Temperature";
if (parsed.Response)
{
parsed.Temperature = ReadTemperature(bytes, 0);
}
break;
case 2:
parsed.Function = "Get Properties";
if (parsed.Response)
{
parsed.BoilerType = bytes[0];
parsed.Power = bytes[1] + bytes[2] * 256;
parsed.Priority = bytes[3];
parsed.WorkTime = bytes[4] + bytes[5] * 256;
}
break;
case 3:
parsed.Function = "Request Power";
parsed.Power = bytes[0] + bytes[1] * 256;
parsed.Temperature = ReadTemperature(bytes, 2);
break;
case 4:
parsed.Function = "Get Current Power";
if (parsed.Response)
{
parsed.Power = bytes[0];
}
break;
case 5:
parsed.Function = "Get Work Time";
if (parsed.Response)
{
parsed.WorkTime = bytes[0] + bytes[1] * 256;
}
break;
default:
parsed.Function = "Unknown";
break;
}
parsed.Type = "Heat Source";
break;
case 7:
parsed.Type = "Heat Accumulator";
break;
case 8:
parsed.Type = "Extended Controller";
break;
case 9:
parsed.Type = "Extension Controller";
break;
case 10:
parsed.Type = "Monitoring Device";
break;
case 11:
parsed.Type = "Controller";
switch (function)
{
case 1:
parsed.Function = "I am here";
break;
case 2:
parsed.Function = "Get Id";
break;
case 3:
parsed.Function = "Get Active Program List";
break;
case 4:
parsed.Function = "Add New Program";
break;
case 5:
parsed.Function = "Remove Program";
break;
case 6:
parsed.Function = "Get System DateTime";
if (parsed.Response)
{
parsed.Datetime = new DateTime(bytes[0] + bytes[1] * 256, bytes[2], bytes[3], bytes[4], bytes[5], bytes[6]);
}
break;
case 7:
parsed.Function = "SET_SYSTEM_DATE_TIME";
break;
default:
parsed.Function = "Unknown";
break;
}
break;
case 12:
parsed.Type = "Heating Circuit";
break;
default:
parsed.Type = "Unknown(" + type + ")";
break;
}
}
else
{
parsed.Error = "Body truncated (" + message + ")";
}
}
else
{
parsed.Error = "Header trucated (" + message + ")";
}
return parsed;
}