/*!
 * \brief
 *
 * \copyright   2023 Diality Inc. - All Rights Reserved.
 *
 * \file   Obfuscate.h
 *
 * \author PBraica
 * \date   March 2023
 */

#ifndef OBFUSCATE_H_
#define OBFUSCATE_H_

#include <string>

/*!
 * \brief   A way to obfuscate data to make it harder to detect patterns / read it.
 * 
 * It increases size by 2 bytes. That header is a random chosen simplistic encryption
 * scheme. This can decode the whole thing at once or stream it in pieces.
 */
class Obfuscate {
public:
    Obfuscate();

    virtual ~Obfuscate();

    std::string encode(const std::string& data);

    std::string decode(const std::string& data, bool is_start = true);
    std::string decode(const char * pData, std::size_t size_bytes, bool is_start = true);

    static std::size_t headerSize();

protected:
    unsigned char _secret;      ///< Current encode secret.
};

#endif // OBFUSCATE_H_