public static object GetAppTagValue(byte[] apdu, int startIndex, BacNetTag metaTag, ref int len)
{
object res = null;
switch (metaTag.Number)
{
case 1: //UNSIGNED_INT
var boolValue = new BacNetBool(metaTag);
res = boolValue;
break;
case 2: //UNSIGNED_INT
var uIntValue = new BacNetUInt(apdu, len, metaTag.Length, ref len);
res = uIntValue;
break;
case 3: //SIGNED_INT
var intValue = new BacNetInt(apdu, len, metaTag.Length, ref len);
res = intValue;
break;
case 4: //REAL
var realValue = new BacNetReal(apdu, len, metaTag.Length, ref len);
res = realValue;
break;
case 5: //DOUBLE
var doubleValue = new BacNetDouble(apdu, len, metaTag.Length, ref len);
res = doubleValue;
break;
case 7: //CHARACTER STRING
var str = new BacNetString(apdu, len, metaTag.Length, ref len);
res = str;
break;
case 9: //ENUMERATION
var enumValue = new BacNetEnumeration(apdu, len, metaTag.Length, ref len);
res = enumValue;
break;
case 11: //TIME
var time = new BacNetTime(apdu, len, ref len);
res = time;
break;
case 12: //OBJECT IDENTIFIER
var obj = new BacNetObject(apdu, len, ref len);
res = obj;
break;
}
return(res);
}
public byte[] GetBytes()
{
ArrayList res = new ArrayList();
res.Add((byte)((byte)BacNetEnums.BACNET_PDU_TYPE.PDU_TYPE_CONFIRMED_SERVICE_REQUEST | (1 << 1)));
res.Add((byte)84);
res.Add((byte)InvokeId);
res.Add((byte)BacNetEnums.BACNET_CONFIRMED_SERVICE.SERVICE_CONFIRMED_SUBSCRIBE_COV);
//Process ID
var processIdTag = new BacNetTag {
Class = true, Length = (byte)ProccessId.GetLength(), Number = 0
};
res.AddRange(processIdTag.GetBytes());
res.AddRange(ProccessId.GetBytes());
//Object ID
var objectTag = new BacNetTag {
Class = true, Length = 4, Number = 1
};
res.AddRange(objectTag.GetBytes());
res.AddRange(ObjectId.GetObjectBytes());
//Issue Confirmed Notifications
var icn = new BacNetBool();
icn.Value = false;
var icnTag = new BacNetTag {
Class = true, Length = (byte)icn.GetLength(), Number = 2
};
res.AddRange(icnTag.GetBytes());
res.AddRange(icn.GetBytes());
//Lifetime
var lifeTime = new BacNetUInt();
lifeTime.Value = 360;
var lifeTimeTag = new BacNetTag {
Class = true, Length = (byte)lifeTime.GetLength(), Number = 3
};
res.AddRange(lifeTimeTag.GetBytes());
res.AddRange(lifeTime.GetBytes());
return((byte[])res.ToArray(typeof(byte)));
}
