lib/kernel32/misc/error.c

   1 /* $Id$
   2  *
   3  * reactos/lib/kernel32/misc/error.c
   4  *
   5  */
   6
   7 #include <k32.h>
   8
   9 #define NDEBUG
  10 #include <kernel32/kernel32.h>
  11
  12
  13 /* INTERNAL */
  14 DWORD
  15 STDCALL
  16 SetLastErrorByStatus (
  17         NTSTATUS        Status
  18         )
  19 {
  20         DWORD Error = RtlNtStatusToDosError (Status);
  21         SetLastError (Error);
  22         return (Error);
  23 }
  24
  25
  26 VOID
  27 STDCALL
  28 SetLastError (
  29         DWORD   dwErrorCode
  30         )
  31 {
  32         NtCurrentTeb ()->LastErrorValue = (ULONG) dwErrorCode;
  33 }
  34
  35 DWORD
  36 STDCALL
  37 GetLastError (VOID)
  38 {
  39         return (DWORD) (NtCurrentTeb ()->LastErrorValue);
  40 }
  41
  42
  43 WINBOOL
  44 STDCALL
  45 Beep (DWORD dwFreq, DWORD dwDuration)
  46 {
  47     HANDLE hBeep;
  48     BEEP_SET_PARAMETERS BeepSetParameters;
  49     DWORD dwReturned;
  50
  51     hBeep = CreateFile("\\\\.\\Beep",
  52                        FILE_GENERIC_READ | FILE_GENERIC_WRITE,
  53                        0,
  54                        NULL,
  55                        OPEN_EXISTING,
  56                        0,
  57                        NULL);
  58     if (hBeep == INVALID_HANDLE_VALUE)
  59         return FALSE;
  60
  61     /* Set beep data */
  62     BeepSetParameters.Frequency = dwFreq;
  63     BeepSetParameters.Duration  = dwDuration;
  64
  65     DeviceIoControl(hBeep,
  66                     IOCTL_BEEP_SET,
  67                     &BeepSetParameters,
  68                     sizeof(BEEP_SET_PARAMETERS),
  69                     NULL,
  70                     0,
  71                     &dwReturned,
  72                     NULL);
  73
  74     CloseHandle (hBeep);
  75
  76     return TRUE;
  77 }
  78
  79
  80 /* EOF */