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/*

 * Copyright (C) 2024 by Andreas Theofilu <andreas@theosys.at>

 *

 * 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 3 of the License, or

 * (at your option) any later version.

 *

 * 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, write to the Free Software Foundation,

 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA

 */

#ifndef TBYTEARRAY_H

#define TBYTEARRAY_H

#include <string>

#include <cstddef>

class TByteArray

{

    public:

        TByteArray();

        TByteArray(TByteArray& arr);

        TByteArray(const unsigned char *data, size_t len);

        TByteArray(const std::string& data);

        ~TByteArray();

        void assign(unsigned char *data, size_t len);

        void assign(const std::string& data);

        void assign(const TByteArray& arr);

        void append(unsigned char *data, size_t len);

        void append(const std::string& data);

        void append(const TByteArray& arr);

        size_t size() { return mSize; }

        bool empty() { return mSize == 0; }

        std::string toString();

        unsigned char *toSerial(unsigned char *erg=nullptr, bool bigEndian=false);

        static unsigned char *hexStrToByte(const std::string& hstr, size_t *size=nullptr);

        size_t serialSize();

        unsigned char *data() { return mBuffer; };

        unsigned char at(size_t pos) const;

        void clear();

        TByteArray& operator=(const TByteArray& other);

        TByteArray& operator+=(const TByteArray& other);

        bool operator==(const TByteArray& other) const;

        bool operator!=(const TByteArray& other) const;

        unsigned char operator[](size_t pos) const;

    protected:

        bool isBigEndian();

        unsigned char *swapBytes(unsigned char *b, size_t size);

    private:

        size_t mSize{0};

        unsigned char *mBuffer{nullptr};

};

#endif // BYTEARRAY_H