142 lines
3.2 KiB
C#
142 lines
3.2 KiB
C#
using System;
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using System.Net;
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using System.Linq;
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using System.Collections;
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using System.Runtime.InteropServices;
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namespace devlist
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{
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public class IPEnumeration: IEnumerable
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{
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private string startAddress;
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private string endAddress;
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internal static Int64 AddressToInt(IPAddress addr)
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{
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byte[] addressBits = addr.GetAddressBytes();
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Int64 retval = 0;
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for (int i = 0; i < addressBits.Length; i++)
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{
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retval = (retval << 8) + (int)addressBits[i];
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}
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return retval;
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}
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internal static Int64 AddressToInt(string addr)
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{
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return AddressToInt(IPAddress.Parse(addr));
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}
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internal static IPAddress IntToAddress(Int64 addr)
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{
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return IPAddress.Parse(addr.ToString());
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}
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public IPEnumeration(string startAddress, string endAddress)
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{
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this.startAddress = startAddress;
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this.endAddress = endAddress;
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}
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IEnumerator IEnumerable.GetEnumerator()
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{
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return (IEnumerator) GetEnumerator();
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}
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public IPEnumerator GetEnumerator()
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{
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return new IPEnumerator(startAddress, endAddress);
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}
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}
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public class IPEnumerator: IEnumerator
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{
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private string startAddress;
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private string endAddress;
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private Int64 currentIP;
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private Int64 endIP;
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public IPEnumerator(string startAddress, string endAddress)
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{
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this.startAddress = startAddress;
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this.endAddress = endAddress;
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currentIP = IPEnumeration.AddressToInt(startAddress);
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endIP = IPEnumeration.AddressToInt(endAddress);
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}
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public bool MoveNext()
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{
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currentIP++;
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return (currentIP <= endIP);
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}
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public void Reset()
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{
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currentIP = IPEnumeration.AddressToInt(startAddress);
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}
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object IEnumerator.Current
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{
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get
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{
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return Current;
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}
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}
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public IPAddress Current
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{
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get
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{
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try
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{
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return IPEnumeration.IntToAddress(currentIP);
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}
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catch (IndexOutOfRangeException)
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{
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throw new InvalidOperationException();
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}
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}
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}
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}
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public static class IPHelper
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{
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[DllImport("iphlpapi.dll", ExactSpelling=true)]
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public static extern int SendARP( int DestIP, int SrcIP, byte[] pMacAddr, ref uint PhyAddrLen);
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public static string getMAC(IPAddress address)
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{
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int intAddress = BitConverter.ToInt32(address.GetAddressBytes(), 0);
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byte[] macAddr = new byte[6];
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uint macAddrLen = (uint) macAddr.Length;
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if (SendARP(intAddress, 0, macAddr, ref macAddrLen) != 0)
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return "(NO ARP result)";
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string[] str = new string[(int)macAddrLen];
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for (int i = 0; i < macAddrLen; i++)
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str[i] = macAddr[i].ToString("x2");
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return string.Join(":", str);
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}
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}
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class Program
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{
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public static void Main(string[] args)
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{
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foreach(IPAddress addr in new IPEnumeration("172.25.216.10","172.25.216.20"))
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{
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Console.WriteLine("{0}\t\t{1}",addr.ToString(), IPHelper.getMAC(addr));
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}
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Console.ReadKey(true);
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}
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}
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} |