Lidgren.Network.NetBigInteger.MakeMagnitude C# (CSharp) Method

        private static int[] MakeMagnitude(
			byte[] bytes,
			int offset,
			int length)
        {
            int end = offset + length;

            // strip leading zeros
            int firstSignificant;
            for (firstSignificant = offset; firstSignificant < end
                && bytes[firstSignificant] == 0; firstSignificant++)
            {
            }

            if (firstSignificant >= end)
            {
                return ZeroMagnitude;
            }

            int nInts = (end - firstSignificant + 3) / BytesPerInt;
            int bCount = (end - firstSignificant) % BytesPerInt;
            if (bCount == 0)
            {
                bCount = BytesPerInt;
            }

            if (nInts < 1)
            {
                return ZeroMagnitude;
            }

            int[] mag = new int[nInts];

            int v = 0;
            int magnitudeIndex = 0;
            for (int i = firstSignificant; i < end; ++i)
            {
                v <<= 8;
                v |= bytes[i] & 0xff;
                bCount--;
                if (bCount <= 0)
                {
                    mag[magnitudeIndex] = v;
                    magnitudeIndex++;
                    bCount = BytesPerInt;
                    v = 0;
                }
            }

            if (magnitudeIndex < mag.Length)
            {
                mag[magnitudeIndex] = v;
            }

            return mag;
        }