CairoDesktop.Interop.NativeMethods.AdjustTokenPrivileges C# (CSharp) Метод

        private static extern bool AdjustTokenPrivileges(IntPtr tokenHandle, bool disableAllPrivileges, ref TOKEN_PRIVILEGES newState, uint bufferLength, IntPtr previousState, IntPtr returnLength);

        /// <summary>
        /// Adjusts the current process's token privileges to allow it to shut down or reboot the machine.
        /// Throws an ApplicationException if an error is encountered.
        /// </summary>
        private static void AdjustTokenPrivilegesForShutdown()
        {
            IntPtr procHandle  = System.Diagnostics.Process.GetCurrentProcess().Handle;
            IntPtr tokenHandle = IntPtr.Zero;

            bool tokenOpenResult = NativeMethods.OpenProcessToken(procHandle, NativeMethods.TOKENADJUSTPRIVILEGES | NativeMethods.TOKENQUERY, out tokenHandle);

            if (!tokenOpenResult)
            {
                throw new ApplicationException("Error attempting to open process token to raise level for shutdown.\nWin32 Error Code: " + Marshal.GetLastWin32Error());
            }

            long pluid            = new long();
            bool privLookupResult = NativeMethods.LookupPrivilegeValue(null, "SeShutdownPrivilege", ref pluid);

            if (!privLookupResult)
            {
                throw new ApplicationException("Error attempting to lookup value for shutdown privilege.\n Win32 Error Code: " + Marshal.GetLastWin32Error());
            }

            NativeMethods.TOKEN_PRIVILEGES newPriv = new NativeMethods.TOKEN_PRIVILEGES();
            newPriv.Luid           = pluid;
            newPriv.PrivilegeCount = 1;
            newPriv.Attributes     = 0x00000002;

            bool tokenPrivResult = NativeMethods.AdjustTokenPrivileges(tokenHandle, false, ref newPriv, 0, IntPtr.Zero, IntPtr.Zero);

            if (!tokenPrivResult)
            {
                throw new ApplicationException("Error attempting to adjust the token privileges to allow shutdown.\n Win32 Error Code: " + Marshal.GetLastWin32Error());
            }
        }