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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 HDB_FILE_MANAGER_H
#define HDB_FILE_MANAGER_H

namespace Common {
	class File;
}

#define MPCIterator Common::Array<MPCEntry *>::iterator

namespace HDB {

// Each entry in a MSD file is of the following types

enum DataType {
	TYPE_ERROR,
	TYPE_BINARY,
	TYPE_TILE32,
	TYPE_FONT,
	TYPE_ICON32,
	TYPE_PIC,

	ENDOFTYPES
};

struct MPCEntry {
	char	filename[64];	// filename
	int32	offset;			// offset in MSD file of data
	int32	length;			// compressed length of data
	int32	ulength;		// uncompressed length
	DataType	type;		// type of data
};

class FileMan {
private:

	Common::File *_mpcFile;
	Common::Array<MPCEntry *> _dir;
	bool _compressed;

public:

	FileMan();
	~FileMan();

	struct {
		uint32 id;
		uint32 dirSize;
	} _dataHeader;

	bool openMPC(const Common::String &filename);
	void closeMPC();
	void seek(int32 offset, int flag);

	Common::SeekableReadStream *findFirstData(const char *string, DataType type);
	int32 getLength(const char *string, DataType type);
	int getCount(const char *subString, DataType type);
	Common::Array<const char *> *findFiles(const char *string, DataType type);

};

} // End of Namespace HDB

#endif // !HDB_FILE_MANAGER_H