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/*
* Copyright (C) 2019 KeePassXC Team <team@keepassxc.org>
*
* 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 2 or (at your option)
* version 3 of the License.
*
* 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/>.
*/
#ifndef KEEPASSXC_OPDATA01_H
#define KEEPASSXC_OPDATA01_H
#include <QObject>
/*!
* Packages and transports the AgileBits data structure called \c OpData01
* used to encypt and provide HMAC for encrypted data.
* \sa https://support.1password.com/opvault-design/#opdata01
*/
class OpData01 : public QObject
{
Q_OBJECT
public:
explicit OpData01(QObject* parent = nullptr);
~OpData01() override;
/*!
* The convenience equivalent of decode01(OpData01,const QByteArray,const QByteArray,const QByteArray) that simply
* decodes the provided base64 string into its underlying \c QByteArray.
*/
bool decodeBase64(QString const& b64String, const QByteArray& key, const QByteArray& hmacKey);
/*!
* Populates the given \code OpData01 structure by decoding the provided blob of data,
* using the given key and then verifies using the given HMAC key.
* \returns true if things went well and \code m_clearText is usable, false and \code m_errorStr will contain
* details.
*/
bool decode(const QByteArray& data, const QByteArray& key, const QByteArray& hmacKey);
QByteArray getClearText();
QString errorString();
private:
QByteArray m_clearText;
QString m_errorStr;
};
#endif // KEEPASSXC_OPDATA01_H
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