avt.DynamicFlashRotator.Net.RegCore.Cryptography.BigInteger.unsetBit C# (CSharp) Method

        public void unsetBit(uint bitNum)
        {
            uint bytePos = bitNum >> 5;

            if (bytePos < this.dataLength) {
                byte bitPos = (byte)(bitNum & 0x1F);

                uint mask = (uint)1 << bitPos;
                uint mask2 = 0xFFFFFFFF ^ mask;

                this.data[bytePos] &= mask2;

                if (this.dataLength > 1 && this.data[this.dataLength - 1] == 0)
                    this.dataLength--;
            }
        }