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https://github.com/libretro/scummvm.git
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86 lines
2.0 KiB
C++
86 lines
2.0 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2003-2004 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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#ifndef SKYDISK_H
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#define SKYDISK_H
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#include "stdafx.h"
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#include "common/scummsys.h"
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#include "common/str.h"
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class File;
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namespace Sky {
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#define MAX_FILES_IN_LIST 60
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struct PrefFile {
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uint8 *data;
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uint16 fileNr;
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uint32 fileSize;
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PrefFile *next;
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};
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class Disk {
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public:
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Disk(const Common::String &gameDataPath);
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~Disk(void);
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uint8 *loadFile(uint16 fileNr, uint8 *dest);
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bool fileExists(uint16 fileNr);
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void prefetchFile(uint16 fileNr);
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void flushPrefetched(void);
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uint32 determineGameVersion();
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uint32 _lastLoadedFileSize;
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void fnMiniLoad(uint16 fileNum);
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void fnCacheFast(uint32 list);
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void fnCacheChip(uint32 list);
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void fnCacheFiles(void);
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void fnFlushBuffers(void);
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uint32 *giveLoadedFilesList(void) { return _loadedFilesList; };
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void refreshFilesList(uint32 *list);
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protected:
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PrefFile *_prefRoot;
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uint8 *givePrefetched(uint16 fileNr, uint32 *fSize);
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uint8 *getFileInfo(uint16 fileNr);
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void dumpFile(uint16 fileNr);
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uint32 _dinnerTableEntries;
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uint8 *_dinnerTableArea, *_fixedDest, *_fileDest, *_compDest;
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uint32 _fileFlags, _fileOffset, _fileSize, _decompSize, _compFile;
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uint16 _buildList[MAX_FILES_IN_LIST];
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uint32 _loadedFilesList[MAX_FILES_IN_LIST];
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File *_dataDiskHandle;
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File *_dnrHandle;
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};
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} // End of namespace Sky
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#endif
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