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 VOID
  14 STDCALL
  15 SetLastError (
  16         DWORD   dwErrorCode
  17         )
  18 {
  19         NtCurrentTeb ()->LastErrorValue = (ULONG) dwErrorCode;
  20 }
  21
  22 DWORD
  23 STDCALL
  24 GetLastError (VOID)
  25 {
  26         return (DWORD) (NtCurrentTeb ()->LastErrorValue);
  27 }
  28
  29
  30 WINBOOL
  31 STDCALL
  32 Beep (DWORD dwFreq, DWORD dwDuration)
  33 {
  34     HANDLE hBeep;
  35     BEEP_SET_PARAMETERS BeepSetParameters;
  36     DWORD dwReturned;
  37
  38     hBeep = CreateFile("\\\\.\\Beep",
  39                        FILE_GENERIC_READ | FILE_GENERIC_WRITE,
  40                        0,
  41                        NULL,
  42                        OPEN_EXISTING,
  43                        0,
  44                        NULL);
  45     if (hBeep == INVALID_HANDLE_VALUE)
  46         return FALSE;
  47
  48     /* Set beep data */
  49     BeepSetParameters.Frequency = dwFreq;
  50     BeepSetParameters.Duration  = dwDuration;
  51
  52     DeviceIoControl(hBeep,
  53                     IOCTL_BEEP_SET,
  54                     &BeepSetParameters,
  55                     sizeof(BEEP_SET_PARAMETERS),
  56                     NULL,
  57                     0,
  58                     &dwReturned,
  59                     NULL);
  60
  61     CloseHandle (hBeep);
  62
  63     return TRUE;
  64 }
  65
  66
  67 /* EOF */