// returns the address of the pointer to field's data
    void* CField::data() const{
        return _fData;
    }

    // sets the address of the field's data
    void CField::data(void* tmp) {
        _fData = tmp;
    }


// allocates dynamic memory for the C-style null-terminated string at the received address and
    // copies that data into the newly allocated memory
        void CLine::allocateAndCopy(const char* Str){
                alloc = true;
                void* tmp = new char[_maxDatalen + 1];
                data(tmp);
                std::strcpy(*(char**)data(), Str);
                (*(char**)data())[_maxDatalen] = '\0';
        }