External/module/mqtt_cpp/mqtt/broker/uuid.hpp

// Copyright Takatoshi Kondo 2021
//
// 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(MQTT_BROKER_UUID_HPP)
#define MQTT_BROKER_UUID_HPP

#include <string>

#include <boost/uuid/uuid.hpp>
#include <boost/uuid/uuid_generators.hpp>
#include <boost/uuid/uuid_io.hpp>

#include <mqtt/broker/broker_namespace.hpp>

MQTT_BROKER_NS_BEGIN

inline std::string create_uuid_string() {
    // See https://github.com/boostorg/uuid/issues/121
    thread_local boost::uuids::random_generator gen;
    return boost::uuids::to_string(gen());
}

MQTT_BROKER_NS_END

#endif // MQTT_BROKER_UUID_HPP