C# 获取硬盘信息

using System;  using System.Collections.Generic;  using System.Linq;  using System.Text;  using System.Runtime.InteropServices;    namespace _18获取本机磁盘信息  {      class Program      {          static void Main(string[] args)          {              GetDiskInfo();                Console.ReadKey();          }            [DllImport("kernel32.dll",EntryPoint="GetDiskFreeSpaceEx")]          public static extern int GetDiskFreeSpaceEx(string lpDirectory,               out long lpFreeBytesAvailable,               out long lpTotalNumberOfBytes,               out long lpTotalNumberOfFreeBytes);            public static void GetDiskInfo()           {              long fb, ftb, tfb;              string path = Console.ReadLine();              if(GetDiskFreeSpaceEx(path, out fb, out ftb, out tfb) != 0)              {                  string strFb = Convert.ToInt32(fb / 1024 /1024) + "M";                  string strFtb = Convert.ToInt32(ftb / 1024 / 1024) + "M";                  string strTfb = Convert.ToInt32(tfb / 1024 / 1024) + "M";                    Console.WriteLine("总空间：{0}\n可用空间：{1}\n总剩余空间：{2}",strFb, strFtb, strTfb);              }          }      }  }