.net网络速度测试-转

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Diagnostics;
 
namespace ConsoleApplication1
{
    public static class Ping
    {
        #region codes
        private const int TIME_OUT = 100;
        private const int PACKET_SIZE = 512;
        private const int TRY_TIMES = 2;
 
        private static Regex _reg = new Regex(@"时间=(.*?)ms", RegexOptions.Multiline | RegexOptions.IgnoreCase);
        private static float LaunchPing(string strCommandline, int packetSize)
        {
            Process proc = new Process();
            proc.StartInfo.Arguments = strCommandline;
            proc.StartInfo.UseShellExecute = false;
            proc.StartInfo.CreateNoWindow = true;
            proc.StartInfo.FileName = "ping.exe";
            proc.StartInfo.RedirectStandardInput = true;
            proc.StartInfo.RedirectStandardOutput = true;
            proc.StartInfo.RedirectStandardError = true;
 
            proc.Start();
            string strBuffer = proc.StandardOutput.ReadToEnd();
            proc.Close();
 
            Console.WriteLine(strCommandline);
            Console.WriteLine(strBuffer);
 
            return ParseResult(strBuffer, packetSize);
        }
 
        private static float ParseResult(string strBuffer, int packetSize)
        {
            if (strBuffer.Length < 1) return 0.0F;
 
            MatchCollection mc = _reg.Matches(strBuffer);
            if (mc == null || mc.Count < 1 || mc[0].Groups == null) return 0.0F;
            int avg;
            if (!int.TryParse(mc[0].Groups[1].Value, out avg)) return 0.0F;
            if (avg <= 0) return 1024.0F;
 
            return (float)packetSize / avg * 1000 / 1024;
        }
        #endregion codes
 
        /// <summary>
        ///
        /// </summary>
        /// <param name="strHost">主机名或ip</param>
        /// <returns>kbps/s</returns>
        public static float Test(string strHost)
        {
            return LaunchPing(string.Format("{0} -n {1} -l {2} -w {3}", strHost, TRY_TIMES, PACKET_SIZE, TIME_OUT), PACKET_SIZE);
        }
 
        /// <summary>
        ///
        /// </summary>
        /// <param name="strHost">主机名或ip</param>
        /// <param name="PacketSize">发送测试包大小</param>
        /// <param name="TimeOut">超时</param>
        /// <param name="TryTimes">测试次数</param>
        /// <returns>kbps/s</returns>
        public static float Test(string strHost, int PacketSize, int TimeOut, int TryTimes)
        {
            return LaunchPing(string.Format("{0} -n {1} -l {2} -w {3}", strHost, TryTimes, PacketSize, TimeOut), PacketSize);
        }
    }
 
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine(Ping.Test("baidu.com"));
            Console.Read();
        }
    }
 
}

  

posted on   chuncn  阅读(744)  评论(0编辑  收藏  举报

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