source: Daodan/MinGW/include/ddk/ntddbeep.h@ 1127

Last change on this file since 1127 was 1046, checked in by alloc, 8 years ago

Daodan: Added Windows MinGW and build batch file

File size: 1.2 KB
Line 
1/*
2 * ntddbeep.h
3 *
4 * Beep device IOCTL interface
5 *
6 * This file is part of the w32api package.
7 *
8 * Contributors:
9 * Created by Casper S. Hornstrup <chorns@users.sourceforge.net>
10 *
11 * THIS SOFTWARE IS NOT COPYRIGHTED
12 *
13 * This source code is offered for use in the public domain. You may
14 * use, modify or distribute it freely.
15 *
16 * This code is distributed in the hope that it will be useful but
17 * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
18 * DISCLAIMED. This includes but is not limited to warranties of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
20 *
21 */
22
23#ifndef __NTDDBEEP_H
24#define __NTDDBEEP_H
25
26#if __GNUC__ >=3
27#pragma GCC system_header
28#endif
29
30#ifdef __cplusplus
31extern "C" {
32#endif
33
34#include "ntddk.h"
35
36#define DD_BEEP_DEVICE_NAME "\\Device\\Beep"
37#define DD_BEEP_DEVICE_NAME_U L"\\Device\\Beep"
38
39#define IOCTL_BEEP_SET \
40 CTL_CODE(FILE_DEVICE_BEEP, 0, METHOD_BUFFERED, FILE_ANY_ACCESS)
41
42typedef struct _BEEP_SET_PARAMETERS {
43 ULONG Frequency;
44 ULONG Duration;
45} BEEP_SET_PARAMETERS, *PBEEP_SET_PARAMETERS;
46
47#define BEEP_FREQUENCY_MINIMUM 0x25
48#define BEEP_FREQUENCY_MAXIMUM 0x7FFF
49
50#ifdef __cplusplus
51}
52#endif
53
54#endif /* __NTDDBEEP_H */
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