Ejemplo n.º 1
0
        public static void UpdateExtendedTcpTable(bool sorted, IpHelper.TcpTableType tabletype)
        {
            TcpRows.Clear();

            IntPtr tcpTable       = IntPtr.Zero;
            int    tcpTableLength = 0;

            if (IpHelper.GetExtendedTcpTable(tcpTable, ref tcpTableLength, sorted, IpHelper.AfInet, tabletype, 0) != 0)
            {
                try
                {
                    tcpTable = Marshal.AllocHGlobal(tcpTableLength);
                    if (IpHelper.GetExtendedTcpTable(tcpTable, ref tcpTableLength, true, IpHelper.AfInet, tabletype, 0) == 0)
                    {
                        IpHelper.TcpTable table = (IpHelper.TcpTable)Marshal.PtrToStructure(tcpTable, typeof(IpHelper.TcpTable));

                        IntPtr rowPtr = (IntPtr)((long)tcpTable + Marshal.SizeOf(table.Length));
                        for (int i = 0; i < table.Length; ++i)
                        {
                            TcpRows.Add(new TcpRow((IpHelper.TcpRow)Marshal.PtrToStructure(rowPtr, typeof(IpHelper.TcpRow))));
                            rowPtr = (IntPtr)((long)rowPtr + Marshal.SizeOf(typeof(IpHelper.TcpRow)));
                        }
                    }
                }
                finally
                {
                    if (tcpTable != IntPtr.Zero)
                    {
                        Marshal.FreeHGlobal(tcpTable);
                    }
                }
            }
        }
Ejemplo n.º 2
0
 internal static extern uint GetExtendedTcpTable(IntPtr tcpTable, ref int tcpTableLength, bool sort, int ipVersion, IpHelper.TcpTableType tcpTableType, int reserved);