关机重启注销锁定代码,CSharp代码库,德仔网

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【CSharp】关机重启注销锁定

作者:codeeer / 发布于2014/7/17/ 611


	public class SysConfig
	{
	 [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 bool 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);
	 return ok;
	 }
	 public void logoff()
	 {
	 DoExitWin(EWX_LOGOFF);
	 }
	 public void reboot()
	 {
	 DoExitWin(EWX_REBOOT);
	 }
	 public void Shutdown()
	 {
	 DoExitWin(EWX_SHUTDOWN);
	 }
	}

	

	//锁定

	using System.Diagnostics;
	Process.Start("RUNDLL32.exe", "USER32,LockWorkStation");

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