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59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
#ifndef SECUREQSETTINGS_H
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#define SECUREQSETTINGS_H
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#include <QMutex>
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#include <QMutexLocker>
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#include <QObject>
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#include <QSettings>
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#include "../client/3rd/qtkeychain/qtkeychain/keychain.h"
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class SecureQSettings : public QObject
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{
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Q_OBJECT
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public:
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explicit SecureQSettings(const QString &organization, const QString &application = QString(),
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QObject *parent = nullptr);
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QVariant value(const QString &key, const QVariant &defaultValue = QVariant()) const;
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void setValue(const QString &key, const QVariant &value);
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void remove(const QString &key);
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QByteArray backupAppConfig() const;
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bool restoreAppConfig(const QByteArray &json);
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void clearSettings();
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private:
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QByteArray encryptText(const QByteArray &value) const;
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QByteArray decryptText(const QByteArray &ba) const;
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bool encryptionRequired() const;
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QByteArray getEncKey() const;
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QByteArray getEncIv() const;
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static QByteArray getSecTag(const QString &tag);
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static void setSecTag(const QString &tag, const QByteArray &data);
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QSettings m_settings;
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mutable QHash<QString, QVariant> m_cache;
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QStringList encryptedKeys; // encode only key listed here
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// only this fields need for backup
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QStringList m_fieldsToBackup = {
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"Conf/", "Servers/",
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};
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mutable QByteArray m_key;
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mutable QByteArray m_iv;
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const QByteArray magicString { "EncData" }; // Magic keyword used for mark encrypted QByteArray
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mutable QRecursiveMutex m_mutex;
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};
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#endif // SECUREQSETTINGS_H
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