UBCryptoUtils.h 1.88 KB
Newer Older
Claudio Valerio's avatar
Claudio Valerio committed
1
/*
2
 * Copyright (C) 2015-2018 Département de l'Instruction Publique (DIP-SEM)
Craig Watson's avatar
Craig Watson committed
3
 *
Claudio Valerio's avatar
Claudio Valerio committed
4
 * Copyright (C) 2013 Open Education Foundation
Claudio Valerio's avatar
Claudio Valerio committed
5
 *
Claudio Valerio's avatar
Claudio Valerio committed
6 7
 * Copyright (C) 2010-2013 Groupement d'Intérêt Public pour
 * l'Education Numérique en Afrique (GIP ENA)
8
 *
Claudio Valerio's avatar
Claudio Valerio committed
9 10 11
 * This file is part of OpenBoard.
 *
 * OpenBoard is free software: you can redistribute it and/or modify
Claudio Valerio's avatar
Claudio Valerio committed
12 13
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, version 3 of the License,
14 15 16 17
 * with a specific linking exception for the OpenSSL project's
 * "OpenSSL" library (or with modified versions of it that use the
 * same license as the "OpenSSL" library).
 *
Claudio Valerio's avatar
Claudio Valerio committed
18
 * OpenBoard is distributed in the hope that it will be useful,
Claudio Valerio's avatar
Claudio Valerio committed
19
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
Claudio Valerio's avatar
Claudio Valerio committed
20
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
Claudio Valerio's avatar
Claudio Valerio committed
21
 * GNU General Public License for more details.
Claudio Valerio's avatar
Claudio Valerio committed
22
 *
Claudio Valerio's avatar
Claudio Valerio committed
23
 * You should have received a copy of the GNU General Public License
Claudio Valerio's avatar
Claudio Valerio committed
24
 * along with OpenBoard. If not, see <http://www.gnu.org/licenses/>.
Claudio Valerio's avatar
Claudio Valerio committed
25 26
 */

27

Claudio Valerio's avatar
Claudio Valerio committed
28

Claudio Valerio's avatar
Claudio Valerio committed
29

Claudio Valerio's avatar
Claudio Valerio committed
30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
#ifndef UBCRYPTOUTILS_H_
#define UBCRYPTOUTILS_H_

#include <QtCore>
#include <openssl/evp.h>

#include "core/UBApplication.h"


class UBCryptoUtils : public QObject
{
    Q_OBJECT;

    public:

45 46
        static UBCryptoUtils* instance();
        static void destroy();
Claudio Valerio's avatar
Claudio Valerio committed
47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62


        QString symetricEncrypt(const QString& clear);
        QString symetricDecrypt(const QString& encrypted);

    private:

        UBCryptoUtils(QObject * pParent = 0);
        virtual ~UBCryptoUtils();

        static UBCryptoUtils* sInstance;
        static QString sAESKey;
        static QString sAESSalt;

        void aesInit();

63 64 65 66
#if OPENSSL_VERSION_NUMBER >= 10100000L
        EVP_CIPHER_CTX *mAesEncryptContext;
        EVP_CIPHER_CTX *mAesDecryptContext;
#else
Claudio Valerio's avatar
Claudio Valerio committed
67 68
        EVP_CIPHER_CTX mAesEncryptContext;
        EVP_CIPHER_CTX mAesDecryptContext;
69
#endif
Claudio Valerio's avatar
Claudio Valerio committed
70 71 72 73

};

#endif /* UBCRYPTOUTILS_H_ */