System.Data.SqlTypes.SqlDecimal.LAbsCmp C# (CSharp) Method

        private int LAbsCmp(SqlDecimal snumOp)
        {
            int iData;  //which UI4 we are operating on
            int culOp;  //#of UI4s on operand
            int culThis; //# of UI4s in this

            // If one longer, it is larger
            culOp = snumOp._bLen;
            culThis = _bLen;
            if (culOp != culThis)
                return (culThis > culOp) ? 1 : -1;

            uint[] rglData1 = new uint[4] { _data1, _data2, _data3, _data4 };
            uint[] rglData2 = new uint[4] { snumOp._data1, snumOp._data2, snumOp._data3, snumOp._data4 };

            // Loop through numeric value checking each byte for differences.
            iData = culOp - 1;
            do
            {
                // CONSIDER PERF: Could replace second comparison with
                //        cast to LONGLONG and subtract.  Probably not worth it.
                if (rglData1[iData] != rglData2[iData])
                    return ((rglData1[iData] > rglData2[iData]) ? 1 : -1);
                iData--;
            }
            while (iData >= 0);

            // All UI4s the same, return 0.
            return 0;
        }