ReactOS 0.4.15-dev-8093-g3285f69
ntddbeep.h
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1/*
2 * ntddbeep.h
3 *
4 * Contributors:
5 * Created by Casper S. Hornstrup <chorns@users.sourceforge.net>
6 *
7 * THIS SOFTWARE IS NOT COPYRIGHTED
8 *
9 * This source code is offered for use in the public domain. You may
10 * use, modify or distribute it freely.
11 *
12 * This code is distributed in the hope that it will be useful but
13 * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
14 * DISCLAIMED. This includes but is not limited to warranties of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
16 *
17 */
18
19#ifndef _NTDDBEEP_
20#define _NTDDBEEP_
21
22
23#ifdef __cplusplus
24extern "C" {
25#endif
26
27#define DD_BEEP_DEVICE_NAME "\\Device\\Beep"
28#define DD_BEEP_DEVICE_NAME_U L"\\Device\\Beep"
29#define BEEP_FREQUENCY_MINIMUM 0x25
30#define BEEP_FREQUENCY_MAXIMUM 0x7FFF
31#define IOCTL_BEEP_SET CTL_CODE(FILE_DEVICE_BEEP, 0, METHOD_BUFFERED, FILE_ANY_ACCESS)
32
34{
38
39#ifdef __cplusplus
40}
41#endif
42#endif
43
struct _BEEP_SET_PARAMETERS BEEP_SET_PARAMETERS
struct _BEEP_SET_PARAMETERS * PBEEP_SET_PARAMETERS
uint32_t ULONG
Definition: typedefs.h:59