mirror of
https://github.com/libretro/scummvm.git
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134 lines
3.4 KiB
C++
134 lines
3.4 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 QUEENRESOURCE_H
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#define QUEENRESOURCE_H
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#include "common/file.h"
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#include "common/util.h"
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#include "queen/defs.h"
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namespace Queen {
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enum Version {
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VER_ENG_FLOPPY = 0,
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VER_ENG_TALKIE = 1,
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VER_FRE_FLOPPY = 2,
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VER_FRE_TALKIE = 3,
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VER_GER_FLOPPY = 4,
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VER_GER_TALKIE = 5,
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VER_ITA_FLOPPY = 6,
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VER_ITA_TALKIE = 7,
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// VER_SPA_FLOPPY
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VER_SPA_TALKIE = 8,
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// VER_HEB_FLOPPY
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// VER_HEB_TALKIE
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VER_DEMO_PCGAMES = 9,
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VER_DEMO = 10,
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VER_INTERVIEW = 11,
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VER_COUNT = 12
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};
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struct ResourceEntry {
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char filename[13];
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uint8 bundle;
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uint32 offset;
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uint32 size;
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};
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struct GameVersion {
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char versionString[6];
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uint32 tableOffset;
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uint32 dataFileSize;
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};
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class LineReader {
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public:
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LineReader(char *buffer);
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~LineReader();
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char* nextLine();
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private:
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char *_buffer;
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int _current;
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};
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class Resource {
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public:
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Resource(const Common::String &datafilePath, SaveFileManager *mgr, const char *savePath);
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~Resource(void);
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uint8 *loadFile(const char *filename, uint32 skipBytes = 0, byte *dstBuf = NULL);
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uint8 *loadFileMalloc(const char *filename, uint32 skipBytes = 0, byte *dstBuf = NULL);
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bool fileExists(const char *filename) const { return resourceEntry(filename) != NULL; }
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uint32 fileSize(const char *filename) const { return resourceEntry(filename)->size; }
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File *giveCompressedSound(const char *filename);
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bool isDemo() const { return !strcmp(_versionString, "PE100"); }
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bool isInterview() const { return !strcmp(_versionString, "PEint"); }
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bool isFloppy() const { return _versionString[0] == 'P'; }
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uint8 compression() const { return _compression; }
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const char *JASVersion() const { return _versionString; }
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Language getLanguage() const;
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bool writeSave(uint16 slot, const byte *saveData, uint32 size);
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bool readSave(uint16 slot, byte *&ptr);
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enum {
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JAS_VERSION_OFFSET_DEMO = 0x119A8,
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JAS_VERSION_OFFSET_INTV = 0xCF8,
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JAS_VERSION_OFFSET = 0x12484
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};
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protected:
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File *_resourceFile;
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uint8 _compression;
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const Common::String _datafilePath;
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char _versionString[6];
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const char *_savePath;
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uint32 _resourceEntries;
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ResourceEntry *_resourceTable;
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SaveFileManager *_saveFileManager;
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bool findNormalVersion();
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bool findCompressedVersion();
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void checkJASVersion();
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int32 resourceIndex(const char *filename) const;
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ResourceEntry *resourceEntry(const char *filename) const;
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bool readTableFile(const GameVersion *gameVersion);
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void readTableCompResource();
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void readTableEntries(File *file);
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const GameVersion *detectGameVersion(uint32 size) const;
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static const char *_tableFilename;
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static const GameVersion _gameVersions[];
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static ResourceEntry _resourceTablePEM10[];
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};
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} // End of namespace Queen
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#endif
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