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  • C#代码关闭Windows XP

    C#代码关闭Windows XP
    作者:孟宪会
    出自:【孟宪会之精彩世界】
     发布日期:


     
    using System;
    using System.Runtime.InteropServices;
      
    class shoutdown{
       [StructLayout(LayoutKind.Sequential, Pack=1)]
       internal struct TokPriv1Luid
       {
          public int Count;
          public long Luid;
          public int Attr;
       }

       [DllImport("kernel32.dll", ExactSpelling=true) ]
       internal static extern IntPtr GetCurrentProcess();

       [DllImport("advapi32.dll", ExactSpelling=true, SetLastError=true) ]
       internal static extern bool OpenProcessToken( IntPtr h, int acc, ref IntPtr phtok );

       [DllImport("advapi32.dll", SetLastError=true) ]
       internal static extern bool LookupPrivilegeValue( string host, string name, ref long pluid );

       [DllImport("advapi32.dll", ExactSpelling=true, SetLastError=true) ]
       internal static extern bool AdjustTokenPrivileges( IntPtr htok, bool disall,
    ref TokPriv1Luid newst, int len, IntPtr prev, IntPtr relen );

       [DllImport("user32.dll", ExactSpelling=true, SetLastError=true) ]
       internal static extern bool ExitWindowsEx( int flg, int rea );

       internal const int SE_PRIVILEGE_ENABLED = 0x00000002;
       internal const int TOKEN_QUERY = 0x00000008;
       internal const int TOKEN_ADJUST_PRIVILEGES = 0x00000020;
       internal const string SE_SHUTDOWN_NAME = "SeShutdownPrivilege";
       internal const int EWX_LOGOFF = 0x00000000;
       internal const int EWX_SHUTDOWN = 0x00000001;
       internal const int EWX_REBOOT = 0x00000002;
       internal const int EWX_FORCE = 0x00000004;
       internal const int EWX_POWEROFF = 0x00000008;
       internal const int EWX_FORCEIFHUNG = 0x00000010;

       private static void DoExitWin(int flg)
       {
          bool ok;
          TokPriv1Luid tp;
          IntPtr hproc = GetCurrentProcess();
          IntPtr htok = IntPtr.Zero;
          ok = OpenProcessToken( hproc, TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, ref htok );
          tp.Count = 1;
          tp.Luid = 0;
          tp.Attr = SE_PRIVILEGE_ENABLED;
          ok = LookupPrivilegeValue( null, SE_SHUTDOWN_NAME, ref tp.Luid );
          ok = AdjustTokenPrivileges( htok, false, ref tp, 0, IntPtr.Zero, IntPtr.Zero );
          ok = ExitWindowsEx( flg, 0 );
       }

          public static void Main()
          {
             Console.WriteLine("正在关闭计算机……");
             // 修改 EWX_SHUTDOWN 或者 EWX_LOGOFF, EWX_REBOOT等实现不同得功能。
             // 在XP下可以看到帮助信息,以得到不同得参数
             // SHUTDOWN /?
             DoExitWin(EWX_SHUTDOWN);
          }
    }

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  • 原文地址:https://www.cnblogs.com/terrylin/p/439844.html
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