Пример #1
0
 /// <summary>
 /// Creates a new instance of this class
 /// </summary>
 public IPOption()
 {
     bCopyFlag     = false;
     iOptionClass  = IPOptionClass.Control;
     iOptionNumber = IPOptionNumber.NoOperation;
     bOptionData   = new byte[0];
 }
Пример #2
0
        /// <summary>
        /// Creates a new instance of this class by parsing the given data
        /// </summary>
        /// <param name="bOptionBytes">The data to parse</param>
        public IPOption(byte[] bOptionBytes)
        {
            this.bCopyFlag     = ((int)((bOptionBytes[0] & 0x80) >> 7)) == 1;
            this.iOptionClass  = (IPOptionClass)((bOptionBytes[0] & 0x60) >> 5);
            this.iOptionNumber = (IPOptionNumber)(bOptionBytes[0] & 0x1F);

            if (!((iOptionNumber == IPOptionNumber.EndOfList || iOptionNumber == IPOptionNumber.NoOperation) && iOptionClass == IPOptionClass.Control))
            {
                int iOptionLength = (int)(bOptionBytes[1]);

                if (iOptionLength > 2)
                {
                    this.bOptionData = new byte[iOptionLength - 2];
                    for (int iC1 = 2; iC1 < iOptionLength; iC1++)
                    {
                        bOptionData[iC1 - 2] = bOptionBytes[iC1];
                    }
                }
                else
                {
                    this.bOptionData = new byte[0];
                }
            }
            else
            {
                this.bOptionData = new byte[0];
            }
        }