| /* | |
| * ntddbeep.h | |
| * | |
| * This file is part of the mingw-w64 runtime package. | |
| * No warranty is given; refer to the file DISCLAIMER within this package. | |
| * | |
| * Initial contributor is Casper S. Hornstrup <chorns@users.sourceforge.net> | |
| * Extended by Kai Tietz | |
| */ | |
| #ifndef _NTDDBEEP_ | |
| #define _NTDDBEEP_ | |
| #include <winapifamily.h> | |
| #if WINAPI_FAMILY_PARTITION (WINAPI_PARTITION_DESKTOP) | |
| #ifdef __cplusplus | |
| extern "C" { | |
| #endif | |
| #define DD_BEEP_DEVICE_NAME "\\Device\\Beep" | |
| #define DD_BEEP_DEVICE_NAME_U L"\\Device\\Beep" | |
| #define BEEP_FREQUENCY_MINIMUM 0x25 | |
| #define BEEP_FREQUENCY_MAXIMUM 0x7fff | |
| #define IOCTL_BEEP_SET CTL_CODE (FILE_DEVICE_BEEP, 0, METHOD_BUFFERED, FILE_ANY_ACCESS) | |
| typedef struct _BEEP_SET_PARAMETERS { | |
| ULONG Frequency; | |
| ULONG Duration; | |
| } BEEP_SET_PARAMETERS,*PBEEP_SET_PARAMETERS; | |
| #ifdef __cplusplus | |
| } | |
| #endif | |
| #endif | |
| #endif |