typos, reduce mingw header diffs, extra includes.
[reactos.git] / reactos / include / ddk / ntddbeep.h
1 /*
2 * ntddbeep.h
3 *
4 * Beep device IOCTL interface
5 *
6 * This file is part of the MinGW 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 * DISCLAMED. 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
31 extern "C" {
32 #endif
33
34 #pragma pack(push,4)
35
36 #define IOCTL_BEEP_SET \
37 CTL_CODE(FILE_DEVICE_BEEP,0,METHOD_BUFFERED,FILE_ANY_ACCESS)
38
39 typedef struct tagBEEP_SET_PARAMETERS {
40 ULONG Frequency;
41 ULONG Duration;
42 } BEEP_SET_PARAMETERS, *PBEEP_SET_PARAMETERS;
43
44 #define BEEP_FREQUENCY_MINIMUM 0x25
45 #define BEEP_FREQUENCY_MAXIMUM 0x7FFF
46
47 #pragma pack(pop)
48
49 #ifdef __cplusplus
50 }
51 #endif
52
53 #endif /* __NTDDBEEP_H */