COMM/IPClass.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using System.IO;
using System.Diagnostics;


namespace COMM
{
    public class RedirectMode
    {
        public static readonly int Mode_1 = 1;
        public static readonly int Mode_2 = 2;
    }
    public class IPFormat
    {
        public static readonly int HeaderLength = 8;
        public static readonly int IndexRecLength = 7;
        public static readonly int IndexOffset = 3;
        public static readonly int RecOffsetLength = 3;


        public static readonly string UnknownCountry = "未知的国家";
        public static readonly string UnknownZone = "未知的地区";


        public static uint ToUint(byte[] val)
        {
            if (val.Length > 4) throw new ArgumentException();
            if (val.Length < 4)
            {
                byte[] copyBytes = new byte[4];
                Array.Copy(val, 0, copyBytes, 0, val.Length);
                return BitConverter.ToUInt32(copyBytes, 0);
            }
            else
            {
                return BitConverter.ToUInt32(val, 0);
            }
        }
    }
    public class IPLocation
    {
        private IPAddress m_ip;
        private string m_country;
        private string m_loc;


        public IPLocation(IPAddress ip, string country, string loc)
        {
            m_ip = ip;
            m_country = country;
            m_loc = loc;
        }


        public IPAddress IP
        {