/* 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 BACKENDS_FS_ROMFSSTREAM_H
#define BACKENDS_FS_ROMFSSTREAM_H

#include "common/scummsys.h"
#include "common/noncopyable.h"
#include "common/stream.h"
#include "common/str.h"

class RomfsStream : public Common::SeekableReadStream, public Common::WriteStream, public Common::NonCopyable {
protected:
	/** File handle to the actual file. */
	void *_handle;

public:
	/**
	 * Given a path, invokes fopen on that path and wrap the result in a
	 * RomfsStream instance.
	 */
	static RomfsStream *makeFromPath(const Common::String &path, bool writeMode);

	RomfsStream(void *handle);
	virtual ~RomfsStream();

	virtual bool err() const;
	virtual void clearErr();
	virtual bool eos() const;

	virtual uint32 write(const void *dataPtr, uint32 dataSize);
	virtual bool flush();

	virtual int32 pos() const;
	virtual int32 size() const;
	virtual bool seek(int32 offs, int whence = SEEK_SET);
	virtual uint32 read(void *dataPtr, uint32 dataSize);
};

#endif
