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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef SCI_ENGINE_FILE_H
#define SCI_ENGINE_FILE_H
#include "common/str-array.h"
#include "common/stream.h"
namespace Sci {
enum kFileOpenMode {
_K_FILE_MODE_OPEN_OR_CREATE = 0,
_K_FILE_MODE_OPEN_OR_FAIL = 1,
_K_FILE_MODE_CREATE = 2
};
enum {
SCI_MAX_SAVENAME_LENGTH = 36, ///< Maximum length of a savegame name (including optional terminator character).
MAX_SAVEGAME_NR = 20 ///< Maximum number of savegames
};
#ifdef ENABLE_SCI32
enum {
kAutoSaveId = 0, ///< The save game slot number for autosaves
kNewGameId = 999, ///< The save game slot number for a "new game" save
// SCI engine expects game IDs to start at 0, but slot 0 in ScummVM is
// reserved for autosave, so non-autosave games get their IDs shifted up
// when saving or restoring, and shifted down when enumerating save games
kSaveIdShift = 1
};
#endif
#define VIRTUALFILE_HANDLE_START 32000
#define VIRTUALFILE_HANDLE_SCI32SAVE 32100
#define VIRTUALFILE_HANDLE_SCIAUDIO 32300
#define VIRTUALFILE_HANDLE_END 32300
struct SavegameDesc {
int16 id;
int virtualId; // straight numbered, according to id but w/o gaps
int date;
int time;
int version;
char name[SCI_MAX_SAVENAME_LENGTH];
Common::String gameVersion;
uint32 script0Size;
uint32 gameObjectOffset;
#ifdef ENABLE_SCI32
// Used by Shivers 1
uint16 lowScore;
uint16 highScore;
// Used by MGDX
uint8 avatarId;
#endif
};
class FileHandle {
public:
Common::String _name;
Common::SeekableReadStream *_in;
Common::WriteStream *_out;
public:
FileHandle();
~FileHandle();
void close();
bool isOpen() const;
};
class DirSeeker {
protected:
reg_t _outbuffer;
Common::StringArray _files;
Common::StringArray _virtualFiles;
Common::StringArray::const_iterator _iter;
public:
DirSeeker() {
_outbuffer = NULL_REG;
_iter = _files.begin();
}
reg_t firstFile(const Common::String &mask, reg_t buffer, SegManager *segMan);
reg_t nextFile(SegManager *segMan);
Common::String getVirtualFilename(uint fileNumber);
private:
void addAsVirtualFiles(Common::String title, Common::String fileMask);
};
uint findFreeFileHandle(EngineState *s);
} // End of namespace Sci
#endif // SCI_ENGINE_FILE_H
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