190 lines
6.6 KiB
C++
190 lines
6.6 KiB
C++
/*************************************************************************
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* Copyright (C) 2012 by Volker Lanz <vl@fidra.de> *
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* Copyright (C) 2013 by Andrius Štikonas <andrius@stikonas.eu> *
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* Copyright (C) 2015-2016 by Teo Mrnjavac <teo@kde.org> *
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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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#if !defined(LUKS__H)
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#define LUKS__H
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#include "util/libpartitionmanagerexport.h"
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#include "fs/filesystem.h"
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#include <QtGlobal>
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#include <QPointer>
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class Report;
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class QString;
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namespace FS
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{
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/** A LUKS crypto file system.
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@author Andrius Štikonas <andrius@stikonas.eu>
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*/
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class LIBKPMCORE_EXPORT luks : public FileSystem
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{
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public:
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luks(qint64 firstsector, qint64 lastsector, qint64 sectorsused, const QString& label);
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virtual ~luks();
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public:
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void init() override;
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qint64 readUsedCapacity(const QString& deviceNode) const override;
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CommandSupportType supportGetUsed() const override {
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return m_GetUsed;
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}
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CommandSupportType supportGetLabel() const override {
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return m_GetLabel;
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}
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CommandSupportType supportCreate() const override {
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return m_Create;
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}
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CommandSupportType supportGrow() const override {
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if (!m_isCryptOpen)
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return cmdSupportNone;
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if (m_Grow && m_innerFs)
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return m_innerFs->supportGrow();
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return cmdSupportNone;
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}
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CommandSupportType supportShrink() const override {
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if (!m_isCryptOpen)
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return cmdSupportNone;
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if (m_Shrink && m_innerFs)
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return m_innerFs->supportShrink();
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return cmdSupportNone;
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}
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CommandSupportType supportMove() const override {
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if (m_isCryptOpen)
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return cmdSupportNone;
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return m_Move;
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}
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CommandSupportType supportCheck() const override {
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if (!m_isCryptOpen)
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return cmdSupportNone;
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if (m_Check && m_innerFs)
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return m_innerFs->supportCheck();
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return cmdSupportNone;
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}
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CommandSupportType supportCopy() const override {
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if (m_isCryptOpen)
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return cmdSupportNone;
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return m_Copy;
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}
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CommandSupportType supportBackup() const override {
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return m_Backup;
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}
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CommandSupportType supportSetLabel() const override {
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if (!m_isCryptOpen)
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return cmdSupportNone;
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if (m_Check && m_innerFs)
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return m_innerFs->supportSetLabel();
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return cmdSupportNone;
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}
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CommandSupportType supportUpdateUUID() const override {
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return m_UpdateUUID;
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}
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CommandSupportType supportGetUUID() const override {
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return m_GetUUID;
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}
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void setLogicalSectorSize(unsigned int logicalSectorSize) {
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m_logicalSectorSize = logicalSectorSize;
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}
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bool check(Report& report, const QString& deviceNode) const override;
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bool create(Report &report, const QString &deviceNode) const override;
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SupportTool supportToolName() const override;
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bool supportToolFound() const override;
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QString readUUID(const QString& deviceNode) const override;
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bool updateUUID(Report& report, const QString& deviceNode) const override;
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bool resize(Report& report, const QString& deviceNode, qint64 length) const override;
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QString readLabel(const QString& deviceNode) const override;
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bool writeLabel(Report& report, const QString& deviceNode, const QString& newLabel) override;
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QString mountTitle() const override;
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QString unmountTitle() const override;
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QString cryptOpenTitle() const;
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QString cryptCloseTitle() const;
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void setPassphrase(const QString&);
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QString passphrase() const;
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bool canMount(const QString&, const QString&) const override;
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bool canUnmount(const QString&) const override;
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bool isMounted() const;
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void setMounted(bool mounted);
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bool canCryptOpen(const QString& deviceNode) const;
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bool canCryptClose(const QString& deviceNode) const;
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bool isCryptOpen() const;
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void setCryptOpen(bool cryptOpen);
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bool cryptOpen(QWidget* parent, const QString& deviceNode);
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bool cryptClose(const QString& deviceNode);
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void loadInnerFileSystem(const QString& deviceNode, const QString& mapperNode);
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void createInnerFileSystem(Type type);
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bool mount(Report& report, const QString& deviceNode, const QString& mountPoint) override;
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bool unmount(Report& report, const QString& deviceNode) override;
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FileSystem::Type type() const override;
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QString suggestedMapperName(const QString& deviceNode) const;
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static QString mapperName(const QString& deviceNode);
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QString getCipherName(const QString& deviceNode) const;
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QString getCipherMode(const QString& deviceNode) const;
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QString getHashName(const QString& deviceNode) const;
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qint64 getKeySize(const QString& deviceNode) const;
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qint64 getPayloadOffset(const QString& deviceNode) const;
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static bool canEncryptType(FileSystem::Type type);
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protected:
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virtual QString readOuterUUID(const QString& deviceNode) const;
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public:
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static CommandSupportType m_GetUsed;
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static CommandSupportType m_GetLabel;
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static CommandSupportType m_Create;
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static CommandSupportType m_Grow;
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static CommandSupportType m_Shrink;
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static CommandSupportType m_Move;
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static CommandSupportType m_Check;
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static CommandSupportType m_Copy;
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static CommandSupportType m_Backup;
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static CommandSupportType m_SetLabel;
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static CommandSupportType m_UpdateUUID;
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static CommandSupportType m_GetUUID;
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private:
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mutable FileSystem* m_innerFs;
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mutable bool m_isCryptOpen;
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mutable bool m_cryptsetupFound;
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QString m_passphrase;
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bool m_isMounted;
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unsigned int m_logicalSectorSize;
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};
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}
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#endif
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