ntoskrnl/ex/shutdown.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS kernel
   4  * FILE:            ntoskrnl/ex/shutdown.c
   5  * PURPOSE:         Power managment
   6  *
   7  * PROGRAMMERS:     David Welch (welch@cwcom.net)
   8  */
   9
  10 /* INCLUDES *****************************************************************/
  11
  12 #include <ntoskrnl.h>
  13
  14 #define NDEBUG
  15 #include <debug.h>
  16
  17 /* PRIVATE FUNCTIONS *********************************************************/
  18
  19 VOID
  20 NTAPI
  21 ExShutdownSystem(VOID)
  22 {
  23     /* Dereference the hard-error port and process objects */
  24     if (ExpDefaultErrorPort)
  25     {
  26         ObDereferenceObject(ExpDefaultErrorPort);
  27         ExpDefaultErrorPort = NULL;
  28     }
  29     if (ExpDefaultErrorPortProcess)
  30     {
  31         ObDereferenceObject(ExpDefaultErrorPortProcess);
  32         ExpDefaultErrorPortProcess = NULL;
  33     }
  34 }
  35
  36 /* FUNCTIONS *****************************************************************/
  37
  38 /*
  39  * @implemented
  40  */
  41 NTSTATUS
  42 NTAPI
  43 NtShutdownSystem(IN SHUTDOWN_ACTION Action)
  44 {
  45     POWER_ACTION PowerAction;
  46
  47     /* Convert to power action */
  48     if (Action == ShutdownNoReboot)
  49     {
  50         PowerAction = PowerActionShutdown;
  51     }
  52     else if (Action == ShutdownReboot)
  53     {
  54         PowerAction = PowerActionShutdownReset;
  55     }
  56     else if (Action == ShutdownPowerOff)
  57     {
  58         PowerAction = PowerActionShutdownOff;
  59     }
  60     else
  61     {
  62         return STATUS_INVALID_PARAMETER;
  63     }
  64
  65     /* Now call the power manager */
  66     DPRINT("Setting state to: %lx\n", PowerAction);
  67     return NtSetSystemPowerState(PowerAction,
  68                                  PowerSystemSleeping3,
  69                                  POWER_ACTION_OVERRIDE_APPS |
  70                                  POWER_ACTION_DISABLE_WAKES |
  71                                  POWER_ACTION_CRITICAL);
  72 }
  73
  74 /* EOF */