suback_return_code.hpp

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// Copyright Takatoshi Kondo 2022
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
 
#if !defined(ASYNC_MQTT_PACKET_SUBACK_RETURN_CODE_HPP)
#define ASYNC_MQTT_PACKET_SUBACK_RETURN_CODE_HPP
 
#include <cstdint>
#include <ostream>
 
#include <async_mqtt/packet/qos.hpp>
 
 
namespace async_mqtt {
 
enum class suback_return_code : std::uint8_t {
    success_maximum_qos_0                  = 0x00, 
    success_maximum_qos_1                  = 0x01, 
    success_maximum_qos_2                  = 0x02, 
    failure                                = 0x80, 
};
 
constexpr suback_return_code qos_to_suback_return_code(qos q) {
    return static_cast<suback_return_code>(q);
}
 
constexpr
char const* suback_return_code_to_str(suback_return_code v) {
    switch(v)
    {
    case suback_return_code::success_maximum_qos_0: return "success_maximum_qos_0";
    case suback_return_code::success_maximum_qos_1: return "success_maximum_qos_1";
    case suback_return_code::success_maximum_qos_2: return "success_maximum_qos_2";
    case suback_return_code::failure:               return "failure";
    default:                                        return "unknown_suback_return_code";
    }
}
 
inline
std::ostream& operator<<(std::ostream& os, suback_return_code val)
{
    os << suback_return_code_to_str(val);
    return os;
}
 
} // namespace async_mqtt
 
#endif // ASYNC_MQTT_PACKET_SUBACK_RETURN_CODE_HPP