reactos/lib/kernel32/misc/error.c

   1 /* $Id: error.c,v 1.19 2003/07/10 18:50:51 chorns Exp $
   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 /*
  14  * @implemented
  15  */
  16 VOID
  17 STDCALL
  18 SetLastError (
  19         DWORD   dwErrorCode
  20         )
  21 {
  22         NtCurrentTeb ()->LastErrorValue = (ULONG) dwErrorCode;
  23 }
  24
  25
  26 /*
  27  * @implemented
  28  */
  29 DWORD
  30 STDCALL
  31 GetLastError (VOID)
  32 {
  33         return (DWORD) (NtCurrentTeb ()->LastErrorValue);
  34 }
  35
  36
  37 /*
  38  * @implemented
  39  */
  40 WINBOOL
  41 STDCALL
  42 Beep (DWORD dwFreq, DWORD dwDuration)
  43 {
  44     HANDLE hBeep;
  45     BEEP_SET_PARAMETERS BeepSetParameters;
  46     DWORD dwReturned;
  47
  48     hBeep = CreateFile("\\\\.\\Beep",
  49                        FILE_GENERIC_READ | FILE_GENERIC_WRITE,
  50                        0,
  51                        NULL,
  52                        OPEN_EXISTING,
  53                        0,
  54                        NULL);
  55     if (hBeep == INVALID_HANDLE_VALUE)
  56         return FALSE;
  57
  58     /* Set beep data */
  59     BeepSetParameters.Frequency = dwFreq;
  60     BeepSetParameters.Duration  = dwDuration;
  61
  62     DeviceIoControl(hBeep,
  63                     IOCTL_BEEP_SET,
  64                     &BeepSetParameters,
  65                     sizeof(BEEP_SET_PARAMETERS),
  66                     NULL,
  67                     0,
  68                     &dwReturned,
  69                     NULL);
  70
  71     CloseHandle (hBeep);
  72
  73     return TRUE;
  74 }
  75
  76 /* EOF */