1/* DirectMusic Buffer Format
 2 *
 3 * Copyright (C) 2003-2004 Rok Mandeljc
 4 *
 5 * This program is free software; you can redistribute it and/or
 6 * modify it under the terms of the GNU Lesser General Public
 7 * License as published by the Free Software Foundation; either
 8 * version 2.1 of the License, or (at your option) any later version.
 9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
18 */
19
20#ifndef __WINE_DMUSIC_BUFFER_H
21#define __WINE_DMUSIC_BUFFER_H
22
23#include <dmdls.h>
24
25/*****************************************************************************
26 * Misc. definitions
27 */
28#define QWORD_ALIGN(x) (((x) + 7) & ~7)
29#define DMUS_EVENT_SIZE(cb) QWORD_ALIGN(sizeof(DMUS_EVENTHEADER) + cb)
30
31/*****************************************************************************
32 * Flags
33 */
34#define DMUS_EVENT_STRUCTURED   0x1
35
36/*****************************************************************************
37 * Structures
38 */
39/* typedef definitions */
40typedef struct _DMUS_EVENTHEADER DMUS_EVENTHEADER, *LPDMUS_EVENTHEADER;
41
42/* actual structure*/ 
43#pragma pack(push,4)
44struct _DMUS_EVENTHEADER {
45    DWORD           cbEvent;
46    DWORD           dwChannelGroup;
47    REFERENCE_TIME  rtDelta;
48    DWORD           dwFlags;
49};
50#pragma pack(pop)
51
52#endif /* __WINE_DMUSIC_BUFFER_H */