BerLib.BerEncoding.GetMultiByteLongLength C# (CSharp) Метод

        public static int GetMultiByteLongLength(ulong value)
        {
            var size = 1;

             if((value & 0x8000000000000000UL) != 0) // most significant 1 bits
            size++;

             if((value & 0xFF00000000000000UL) != 0) // most significant 8 bits
            size++;

             if((value & 0xFFFE000000000000UL) != 0) // most significant 15 bits
            size++;

             if((value & 0xFFFFFC0000000000UL) != 0) // most significant 22 bits
            size++;

             if((value & 0xFFFFFFF800000000UL) != 0) // most significant 29 bits
            size++;

             if((value & 0xFFFFFFFFF0000000UL) != 0) // most significant 36 bits
            size++;

             if((value & 0xFFFFFFFFFFE00000UL) != 0) // most significant 43 bits
            size++;

             if((value & 0xFFFFFFFFFFFFC000UL) != 0) // most significant 50 bits
            size++;

             if((value & 0xFFFFFFFFFFFFFF80UL) != 0) // most significant 57 bits
            size++;

             return size;
        }