1 /*
2 * Copyright 2002 Michael Günnewig
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17 */
18
19 #ifndef __WINE_EXTRACHUNK_H
20 #define __WINE_EXTRACHUNK_H
21
22 #include <stdarg.h>
23
24 #include "windef.h"
25 #include "winbase.h"
26 #include "mmsystem.h"
27
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31
32 typedef struct _EXTRACHUNKS {
33 LPVOID lp;
34 DWORD cb;
35 } EXTRACHUNKS, *LPEXTRACHUNKS;
36
37 /* reads a chunk outof the extrachunk-structure */
38 HRESULT ReadExtraChunk(const EXTRACHUNKS *extra,FOURCC ckid,LPVOID lp,LPLONG size);
39
40 /* writes a chunk into the extrachunk-structure */
41 HRESULT WriteExtraChunk(LPEXTRACHUNKS extra,FOURCC ckid,LPCVOID lp,LONG size);
42
43 /* reads a chunk fomr the HMMIO into the extrachunk-structure */
44 HRESULT ReadChunkIntoExtra(LPEXTRACHUNKS extra,HMMIO hmmio,const MMCKINFO *lpck);
45
46 /* reads all non-junk chunks into the extrachunk-structure until it finds
47 * the given chunk or the optional parent-chunk is at the end */
48 HRESULT FindChunkAndKeepExtras(LPEXTRACHUNKS extra,HMMIO hmmio,
49 MMCKINFO *lpck,MMCKINFO *lpckParent,UINT flags);
50
51 #ifdef __cplusplus
52 }
53 #endif
54
55 #endif
56
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