/*
 * ProtectedDataImageF150221.hpp
 *
 *  Created on:
 *      Author: titov
 */

#ifndef UMLIBRARY_DRIVER_PROTECTEDDATAIMAGEF150221_HPP_
#define UMLIBRARY_DRIVER_PROTECTEDDATAIMAGEF150221_HPP_

#include "DataImageF150221.hh"
#include "../common/Crc.hpp"

namespace driver { namespace bf {

template<class Crc16Type = common::crc::Crc16_CCITT, class Crc32Type = common::crc::Crc32_C>
struct ProtectedDataImageF150221 : public DataImageF150221 {
    typedef Crc16Type DataCrc;
    typedef Crc32Type InfoCrc;

    void update_info_crc();
    void update_data_crc( Id id );
    void update_crc();

    bool check_info_crc() const;
    bool check_data_crc( Id id ) const;
    bool check_crc() const;
};

}
}

template<   class Crc16Type,
            class Crc32Type>
inline void driver::bf::ProtectedDataImageF150221<Crc16Type, Crc32Type>::update_info_crc() {

    typename InfoCrc::crc_t crc;

    for( std::size_t i = 0; i < head->setting_count; ++i ) {
        crc = common::crc::crcCalc<InfoCrc>( reinterpret_cast<const char *>( &info[i] ), sizeof(info[i].id) + sizeof(info[i].size), crc );
    }

    head->info_crc = crc.value();

}

template<   class Crc16Type,
            class Crc32Type>
inline void driver::bf::ProtectedDataImageF150221<Crc16Type, Crc32Type>::update_data_crc(
        Id id )  {

    Setting setting = extract_setting(id);

    if( setting.buffer ) {
        setting.info->crc = common::crc::crcCalc<DataCrc>( setting.buffer, setting.info->size ).value();
    }

}

template<   class Crc16Type,
            class Crc32Type>
inline void driver::bf::ProtectedDataImageF150221<Crc16Type, Crc32Type>::update_crc() {

    update_info_crc();

    for( std::size_t i = 0; i < head->setting_count; ++i )
        update_data_crc( info[i].id );

}

template<   class Crc16Type,
            class Crc32Type>
inline bool driver::bf::ProtectedDataImageF150221<Crc16Type, Crc32Type>::check_info_crc() const {

    typename InfoCrc::crc_t crc;

    for( std::size_t i = 0; i < head->setting_count; ++i ) {
        crc = common::crc::crcCalc<InfoCrc>( reinterpret_cast<const char *>(&info[i] ), sizeof(info[i].id) + sizeof(info[i].size), crc );
    }

    return head->info_crc == crc.value();

}

template<   class Crc16Type,
            class Crc32Type>
inline bool driver::bf::ProtectedDataImageF150221<Crc16Type, Crc32Type>::check_data_crc(
        Id id ) const {

    Setting setting = extract_setting(id);

    if( setting.buffer )
        return setting.info->crc == common::crc::crcCalc<DataCrc>( setting.buffer, setting.info->size ).value();

    return false;
}

template<   class Crc16Type,
            class Crc32Type>
inline bool driver::bf::ProtectedDataImageF150221<Crc16Type, Crc32Type>::check_crc() const {

    if( not check_info_crc() )
        return false;

    for( std::size_t i = 0; i < head->setting_count; ++i ) {

        Setting setting = extract_setting(info[i].id);

        if( not setting.buffer
                or setting.info->crc != common::crc::crcCalc<DataCrc>( setting.buffer, setting.info->size ).value() )
            return false;

    }

    return true;

}

#endif /* UMLIBRARY_DRIVER_PROTECTEDDATAIMAGEF150221_HPP_ */