/*************************************************************************
 *  Copyright (C) 2012 by Volker Lanz <vl@fidra.de>                      *
 *                                                                       *
 *  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 3 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, see <http://www.gnu.org/licenses/>.*
 *************************************************************************/

#if !defined(BTRFS__H)

#define BTRFS__H

#include "util/libpartitionmanagerexport.h"

#include "fs/filesystem.h"

#include <qglobal.h>

class Report;

class QString;

namespace FS
{
	/** A btrfs file system.
		@author Volker Lanz <vl@fidra.de>
	*/
	class LIBPARTITIONMANAGERPRIVATE_EXPORT btrfs : public FileSystem
	{
		public:
			btrfs(qint64 firstsector, qint64 lastsector, qint64 sectorsused, const QString& label);

		public:
			static void init();

			virtual qint64 readUsedCapacity(const QString& deviceNode) const;
			virtual bool check(Report& report, const QString& deviceNode) const;
			virtual bool create(Report& report, const QString& deviceNode) const;
			virtual bool resize(Report& report, const QString& deviceNode, qint64 length) const;
			virtual bool writeLabel(Report& report, const QString& deviceNode, const QString& newLabel);
			virtual bool updateUUID(Report& report, const QString& deviceNode) const;

			virtual CommandSupportType supportGetUsed() const { return m_GetUsed; }
			virtual CommandSupportType supportGetLabel() const { return m_GetLabel; }
			virtual CommandSupportType supportCreate() const { return m_Create; }
			virtual CommandSupportType supportGrow() const { return m_Grow; }
			virtual CommandSupportType supportShrink() const { return m_Shrink; }
			virtual CommandSupportType supportMove() const { return m_Move; }
			virtual CommandSupportType supportCheck() const { return m_Check; }
			virtual CommandSupportType supportCopy() const { return m_Copy; }
			virtual CommandSupportType supportBackup() const { return m_Backup; }
			virtual CommandSupportType supportSetLabel() const { return m_SetLabel; }
			virtual CommandSupportType supportUpdateUUID() const { return m_UpdateUUID; }
			virtual CommandSupportType supportGetUUID() const { return m_GetUUID; }

			virtual qint64 minCapacity() const;
			virtual qint64 maxCapacity() const;
			virtual qint64 maxLabelLength() const;
			virtual SupportTool supportToolName() const;
			virtual bool supportToolFound() const;

		public:
			static CommandSupportType m_GetUsed;
			static CommandSupportType m_GetLabel;
			static CommandSupportType m_Create;
			static CommandSupportType m_Grow;
			static CommandSupportType m_Shrink;
			static CommandSupportType m_Move;
			static CommandSupportType m_Check;
			static CommandSupportType m_Copy;
			static CommandSupportType m_Backup;
			static CommandSupportType m_SetLabel;
			static CommandSupportType m_UpdateUUID;
			static CommandSupportType m_GetUUID;
	};
}

#endif
