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Viewing changes to src/fs/hfs.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Anthony Mercatante
  • Date: 2009-01-23 17:57:36 UTC
  • Revision ID: james.westby@ubuntu.com-20090123175736-2ltrhgg3m55dokbm
Tags: upstream-1.0.0~beta1a
Import upstream version 1.0.0~beta1a

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src/fs/hfs.cpp
 
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/***************************************************************************
 
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 *   Copyright (C) 2008 by Volker Lanz <vl@fidra.de>                       *
 
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 *                                                                         *
 
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 *   This program is free software; you can redistribute it and/or modify  *
 
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 *   it under the terms of the GNU General Public License as published by  *
 
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 *   the Free Software Foundation; either version 2 of the License, or     *
 
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 *   (at your option) any later version.                                   *
 
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 *                                                                         *
 
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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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 *                                                                         *
 
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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                         *
 
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 *   Free Software Foundation, Inc.,                                       *
 
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 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
 
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 ***************************************************************************/
 
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#include "fs/hfs.h"
 
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#include "util/externalcommand.h"
 
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#include "util/capacity.h"
 
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#include <QStringList>
 
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#include <QRegExp>
 
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namespace FS
 
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{
 
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        FileSystem::SupportType hfs::m_GetUsed = FileSystem::SupportNone;
 
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        FileSystem::SupportType hfs::m_GetLabel = FileSystem::SupportNone;
 
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        FileSystem::SupportType hfs::m_Create = FileSystem::SupportNone;
 
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        FileSystem::SupportType hfs::m_Shrink = FileSystem::SupportNone;
 
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        FileSystem::SupportType hfs::m_Move = FileSystem::SupportNone;
 
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        FileSystem::SupportType hfs::m_Check = FileSystem::SupportNone;
 
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        FileSystem::SupportType hfs::m_Copy = FileSystem::SupportNone;
 
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        FileSystem::SupportType hfs::m_Backup = FileSystem::SupportNone;
 
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        hfs::hfs(qint64 firstsector, qint64 lastsector, qint64 sectorsused, const QString& label) :
 
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                FileSystem(firstsector, lastsector, sectorsused, label, FileSystem::Hfs)
 
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        {
 
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        }
 
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        void hfs::init()
 
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        {
 
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                m_Create = findExternal("hformat") ? SupportExternal : SupportNone;
 
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                m_Check = m_GetLabel = findExternal("hfsck") ? SupportExternal : SupportNone;
 
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                m_GetUsed = SupportLibParted;
 
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                m_Shrink = SupportLibParted;
 
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                m_Move = m_Copy = (m_Check != SupportNone) ? SupportInternal : SupportNone;
 
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                m_Backup = SupportInternal;
 
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        }
 
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        qint64 hfs::maxCapacity() const
 
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        {
 
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                 return 2 * Capacity::unitFactor(Capacity::Byte, Capacity::TiB);
 
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        }
 
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        QString hfs::readLabel(const QString& deviceNode) const
 
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        {
 
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                ExternalCommand cmd("hfsck", QStringList() << "-v" << deviceNode);
 
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                if (cmd.run())
 
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                {
 
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                        QRegExp rxVolumeName("drVN\\s*= \"(\\w+)\"");
 
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                        if (rxVolumeName.indexIn(cmd.output()) != -1)
 
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                                return rxVolumeName.cap(1);
 
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                }
 
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                return QString();
 
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        }
 
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        bool hfs::check(Report& report, const QString& deviceNode) const
 
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        {
 
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                ExternalCommand cmd(report, "hfsck", QStringList() << "-v" << deviceNode);
 
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                return cmd.run(-1) && cmd.exitCode() == 0;
 
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        }
 
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        bool hfs::create(Report& report, const QString& deviceNode) const
 
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        {
 
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                return ExternalCommand(report, "hformat", QStringList() << deviceNode).run(-1);
 
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        }
 
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}