92 lines
3.9 KiB
C++
92 lines
3.9 KiB
C++
/*************************************************************************
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* Copyright (C) 2008 by Volker Lanz <vl@fidra.de> *
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* Copyright (C) 2016 by Andrius Štikonas <andrius@stikonas.eu> *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License as *
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* published by the Free Software Foundation; either version 3 of *
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* the License, or (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, see <http://www.gnu.org/licenses/>.*
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*************************************************************************/
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#include "jobs/movefilesystemjob.h"
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#include "core/partition.h"
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#include "core/device.h"
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#include "core/copysourcedevice.h"
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#include "core/copytargetdevice.h"
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#include "util/report.h"
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#include <KLocalizedString>
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/** Creates a new MoveFileSystemJob
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@param d the Device the Partition to move is on
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@param p the Partition to move
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@param newstart the new start sector for the Partition
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*/
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MoveFileSystemJob::MoveFileSystemJob(Device& d, Partition& p, qint64 newstart) :
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Job(),
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m_Device(d),
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m_Partition(p),
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m_NewStart(newstart)
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{
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}
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qint32 MoveFileSystemJob::numSteps() const
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{
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return 100;
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}
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bool MoveFileSystemJob::run(Report& parent)
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{
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bool rval = false;
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Report* report = jobStarted(parent);
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// A scope for moveSource and moveTarget, so CopyTargetDevice's dtor runs before we
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// say we're finished: The CopyTargetDevice dtor asks the backend to close the device
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// and that may take a while.
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{
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qint64 length = partition().fileSystem().lastByte() - partition().fileSystem().firstByte();
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CopySourceDevice moveSource(device(), partition().fileSystem().firstByte(), partition().fileSystem().lastByte());
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CopyTargetDevice moveTarget(device(), newStart() * device().logicalSize(), newStart() * device().logicalSize() + length);
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if (!moveSource.open())
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report->line() << xi18nc("@info:progress", "Could not open file system on partition <filename>%1</filename> for moving.", partition().deviceNode());
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else if (!moveTarget.open())
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report->line() << xi18nc("@info:progress", "Could not create target for moving file system on partition <filename>%1</filename>.", partition().deviceNode());
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else {
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rval = copyBlocks(*report, moveTarget, moveSource);
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if (rval) {
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const qint64 savedLength = partition().fileSystem().length() - 1;
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partition().fileSystem().setFirstSector(newStart());
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partition().fileSystem().setLastSector(newStart() + savedLength);
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} else if (!rollbackCopyBlocks(*report, moveTarget, moveSource))
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report->line() << xi18nc("@info:progress", "Rollback for file system on partition <filename>%1</filename> failed.", partition().deviceNode());
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report->line() << xi18nc("@info:progress", "Closing device. This may take a few seconds.");
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}
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}
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if (rval)
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rval = partition().fileSystem().updateBootSector(*report, partition().deviceNode());
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jobFinished(*report, rval);
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return rval;
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}
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QString MoveFileSystemJob::description() const
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{
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return xi18nc("@info:progress", "Move the file system on partition <filename>%1</filename> to sector %2", partition().deviceNode(), newStart());
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}
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