reactos/ntoskrnl/ke/error.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:       See COPYING in the top level directory
   4  * PROJECT:         ReactOS kernel
   5  * FILE:            ntoskrnl/ke/error.c
   6  * PURPOSE:         Error reason setting/getting
   7  *
   8  * PROGRAMMERS:     David Welch
   9  */
  10
  11 /* INCLUDE *****************************************************************/
  12
  13 #include <ntoskrnl.h>
  14 #include <internal/debug.h>
  15
  16 /* FUNCTIONS ***************************************************************/
  17
  18 BOOLEAN ExReadyForErrors = FALSE;
  19 PEPORT ExpDefaultErrorPort = NULL;
  20 PEPROCESS ExpDefaultErrorPortProcess = NULL;
  21
  22 /*
  23  * @unimplemented
  24  */
  25 VOID
  26 STDCALL
  27 KiCoprocessorError(
  28     VOID
  29 )
  30 {
  31         UNIMPLEMENTED;
  32 }
  33
  34 /*
  35  * @unimplemented
  36  */
  37 VOID
  38 STDCALL
  39 KiUnexpectedInterrupt(
  40     VOID
  41 )
  42 {
  43         UNIMPLEMENTED;
  44 }
  45
  46 NTSTATUS STDCALL
  47 NtRaiseHardError(IN NTSTATUS ErrorStatus,
  48                  IN ULONG NumberOfParameters,
  49                  IN PUNICODE_STRING UnicodeStringParameterMask  OPTIONAL,
  50                  IN PVOID *Parameters,
  51                  IN HARDERROR_RESPONSE_OPTION ResponseOption,
  52                  OUT PHARDERROR_RESPONSE Response)
  53 {
  54   DPRINT1("Hard error %x\n", ErrorStatus);
  55   return(STATUS_SUCCESS);
  56 }
  57
  58 NTSTATUS STDCALL
  59 NtSetDefaultHardErrorPort(IN HANDLE PortHandle)
  60 {
  61   KPROCESSOR_MODE PreviousMode;
  62   NTSTATUS Status;
  63
  64   PreviousMode = ExGetPreviousMode();
  65
  66   if(!SeSinglePrivilegeCheck(SeTcbPrivilege,
  67                              PreviousMode))
  68   {
  69     DPRINT1("NtSetDefaultHardErrorPort: Caller requires the SeTcbPrivilege privilege!\n");
  70     return STATUS_PRIVILEGE_NOT_HELD;
  71   }
  72
  73   /* serialization shouldn't be required here as it usually is just called once
  74      during startup */
  75
  76   if(!ExReadyForErrors)
  77   {
  78     Status = ObReferenceObjectByHandle(PortHandle,
  79                                        0,
  80                                        LpcPortObjectType,
  81                                        PreviousMode,
  82                                        (PVOID*)&ExpDefaultErrorPort,
  83                                        NULL);
  84     if(NT_SUCCESS(Status))
  85     {
  86       ExpDefaultErrorPortProcess = PsGetCurrentProcess();
  87       ExReadyForErrors = TRUE;
  88     }
  89   }
  90   else
  91   {
  92     Status = STATUS_UNSUCCESSFUL;
  93   }
  94
  95   return Status;
  96 }
  97
  98 /* EOF */