网络调试助手/MethodClass.cs

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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Reflection;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace 网络调试助手
{
    public static class MethodClass
    {
       
        /// <summary>
        /// 获取本地所有IP地址
        /// </summary>
        /// <returns></returns>
        public static List<IPAddress> GetLocalIp()
        {
            List<IPAddress> localIps = new List<IPAddress>();
            try
            {
                IPAddress[] ipArray;
                ipArray = Dns.GetHostAddresses(Dns.GetHostName());
                localIps = ipArray.Where(ip => ip.AddressFamily == AddressFamily.InterNetwork).ToList();
                localIps.Add(IPAddress.Parse("127.0.0.1"));
                localIps.Add(IPAddress.Parse("0.0.0.0"));
            }
            catch
            {

            }
            if (localIps.Count == 0)
            {
                localIps.Add(IPAddress.Parse("127.0.0.1"));
                localIps.Add(IPAddress.Parse("0.0.0.0"));

            }
            return localIps;
        }

        /// <summary>
        /// 判断IP地址端口号合法性
        /// 192.168.1.1合法? 或者 192.168.1.1:8080合法?
        /// </summary>
        /// <param name="ipPort">IP地址或者IP地址加端口号</param>
        /// <param name="isPort">是否要检验端口号</param>
        /// <returns></returns>
        public static bool CheckIPPort(string ipPort, bool isPort)
        {
            if (!isPort)
            {

                Regex validipregex = new Regex(@"^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])$");//CheckAddress            
                return (ipPort != "" && validipregex.IsMatch(ipPort.Trim()));