reactos/lib/ntdll/rtl/exception.c

   1 /* $Id: exception.c,v 1.7 2001/09/24 00:51:16 chorns Exp $
   2  *
   3  * COPYRIGHT:         See COPYING in the top level directory
   4  * PROJECT:           ReactOS kernel
   5  * PURPOSE:           User-mode exception support
   6  * FILE:              lib/ntdll/rtl/exception.c
   7  * PROGRAMER:         David Welch <welch@cwcom.net>
   8  */
   9
  10 /* INCLUDES *****************************************************************/
  11
  12 #include <ddk/ntddk.h>
  13 #include <windows.h>
  14 #include <string.h>
  15
  16 /* FUNCTIONS ***************************************************************/
  17
  18 VOID STDCALL
  19 RtlRaiseException(PEXCEPTION_RECORD ExceptionRecord)
  20 {
  21 }
  22
  23 ULONG
  24 RtlDispatchException(PEXCEPTION_RECORD ExceptionRecord,
  25                      PCONTEXT Context)
  26 {
  27
  28 }
  29
  30 VOID STDCALL
  31 KiUserExceptionDispatcher(PEXCEPTION_RECORD ExceptionRecord,
  32                           PCONTEXT Context)
  33 {
  34   EXCEPTION_RECORD NestedExceptionRecord;
  35   NTSTATUS Status;
  36
  37   if (RtlDispatchException(ExceptionRecord, Context) == 1)
  38     {
  39       Status = ZwContinue(Context, FALSE);
  40     }
  41   else
  42     {
  43       Status = ZwRaiseException(ExceptionRecord, Context, FALSE);
  44     }
  45
  46   NestedExceptionRecord.ExceptionCode = Status;
  47   NestedExceptionRecord.ExceptionFlags = EXCEPTION_NONCONTINUABLE;
  48   NestedExceptionRecord.ExceptionRecord = ExceptionRecord;
  49
  50   RtlRaiseException(&NestedExceptionRecord);
  51 }
  52
  53 VOID STDCALL
  54 RtlRaiseStatus(NTSTATUS Status)
  55 {
  56   EXCEPTION_RECORD ExceptionRecord;
  57
  58   ExceptionRecord.ExceptionCode    = Status;
  59   ExceptionRecord.ExceptionRecord  = NULL;
  60   ExceptionRecord.NumberParameters = 0;
  61   ExceptionRecord.ExceptionFlags   = EXCEPTION_NONCONTINUABLE;
  62   RtlRaiseException (& ExceptionRecord);
  63 }
  64
  65
  66 VOID STDCALL
  67 RtlUnwind(PEXCEPTION_REGISTRATION RegistrationFrame,
  68   PVOID ReturnAddress,
  69   PEXCEPTION_RECORD ExceptionRecord,
  70   DWORD EaxValue)
  71 {
  72
  73 }
  74
  75 /* EOF */