mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-22 09:49:11 +00:00
74 lines
1.8 KiB
C++
74 lines
1.8 KiB
C++
/* ScummVM - Scumm Interpreter
|
|
* Copyright (C) 2003 The ScummVM project
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*
|
|
* $Header$
|
|
*
|
|
*/
|
|
|
|
#ifndef SKYDISK_H
|
|
#define SKYDISK_H
|
|
|
|
#include "common/file.h"
|
|
|
|
#define MAX_FILES_IN_LIST 60
|
|
|
|
struct PrefFile {
|
|
uint8 *data;
|
|
uint16 fileNr;
|
|
uint32 fileSize;
|
|
PrefFile *next;
|
|
};
|
|
|
|
class SkyDisk {
|
|
public:
|
|
SkyDisk(char *gameDataPath);
|
|
~SkyDisk(void);
|
|
|
|
uint8 *loadFile(uint16 fileNr, uint8 *dest);
|
|
void prefetchFile(uint16 fileNr);
|
|
|
|
uint32 determineGameVersion();
|
|
|
|
uint32 _lastLoadedFileSize;
|
|
|
|
void fnCacheFast(uint32 list);
|
|
void fnCacheChip(uint32 list);
|
|
void fnCacheFiles(void);
|
|
void fnFlushBuffers(void);
|
|
|
|
protected:
|
|
|
|
|
|
PrefFile *_prefRoot;
|
|
uint8 *givePrefetched(uint16 fileNr, uint32 *fSize);
|
|
|
|
uint8 *getFileInfo(uint16 fileNr);
|
|
void dumpFile(uint16 fileNr);
|
|
|
|
char *_gameDataPath;
|
|
uint32 _dinnerTableEntries;
|
|
|
|
uint8 *_dinnerTableArea, *_fixedDest, *_fileDest, *_compDest;
|
|
uint32 _fileFlags, _fileOffset, _fileSize, _decompSize, _compFile;
|
|
uint16 _buildList[MAX_FILES_IN_LIST];
|
|
uint32 _loadedFilesList[MAX_FILES_IN_LIST];
|
|
File *_dataDiskHandle;
|
|
File *_dnrHandle;
|
|
};
|
|
|
|
#endif
|