BarcodeCryptoLogic.h

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#ifndef BARCODECRYPTOLOGIC_H
    #define BARCODECRYPTOLOGIC_H
 
// QT INCLUDES
#include <QScopedPointer>
 
// OPENSSL INCLUDES
#include "openssl/aes.h"
#include "openssl/sha.h"
 
class QByteArray;
 
class BarcodeCryptoLogic
{
public:
    enum HashType
    {
        Sha256,
        Sha1
    };
 
    BarcodeCryptoLogic();
    virtual ~BarcodeCryptoLogic();
 
    static QByteArray GenerateRandomBytes( const int length );
    static QByteArray CreateHash( const QByteArray &text, const HashType &hashType );
    static QByteArray DecryptDataAES( const QByteArray &key, const QByteArray &iv, const QByteArray &encryptedData, const int keySize );
    static bool VerifySignature( const QString &rsaPublicKeyFileName, const QByteArray &message, const QByteArray &messageSignature );
 
private:
    class DataClass;
    QScopedPointer<DataClass> d;
};
 
#endif // BARCODECRYPTOLOGIC_H