/// <summary>
/// Reads encoded constant from the stream.
/// </summary>
/// <param name="reader">Stream binary reader.</param>
/// <returns>Mostly integer, but also carries type info, so it is returned as object.</returns>
public static object ReadEncodedConstant(this IBinaryReader reader)
{
ushort type = reader.ReadUshort();
if (type < (ushort)TypeLeafKind.LF_NUMERIC)
{
return(type);
}
switch ((TypeLeafKind)type)
{
case TypeLeafKind.LF_CHAR:
return((sbyte)reader.ReadByte());
case TypeLeafKind.LF_SHORT:
return(reader.ReadShort());
case TypeLeafKind.LF_USHORT:
return(reader.ReadUshort());
case TypeLeafKind.LF_LONG:
return(reader.ReadInt());
case TypeLeafKind.LF_ULONG:
return(reader.ReadUint());
case TypeLeafKind.LF_QUADWORD:
return(reader.ReadLong());
case TypeLeafKind.LF_UQUADWORD:
return(reader.ReadUlong());
case TypeLeafKind.LF_REAL32:
return(reader.ReadFloat());
case TypeLeafKind.LF_REAL64:
return(reader.ReadDouble());
case TypeLeafKind.LF_VARSTRING:
return(reader.ReadBString());
case TypeLeafKind.LF_DECIMAL:
return(reader.ReadDecimal());
case TypeLeafKind.LF_DATE:
return(new DateTime(reader.ReadLong()));
}
throw new NotImplementedException();
}
