UdpSender.h

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// This file is part of CoreLibrary containing useful reusable utility
// classes.
//
// Copyright (C) 2014 to present, Duncan Crutchley
// Contact <dac1976github@outlook.com>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser 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 and GNU Lesser General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License
// and GNU Lesser General Public License along with this program. If
// not, see <http://www.gnu.org/licenses/>.

#ifndef UDPSENDER
#define UDPSENDER

#include "IoContextThreadGroup.h"

namespace core_lib
{
namespace asio
{
namespace udp
{

class CORE_LIBRARY_DLL_SHARED_API UdpSender final
{
public:
    UdpSender() = delete;
    UdpSender(boost_iocontext_t& ioContext, const defs::connection_t& receiver,
              eUdpOption sendOption     = eUdpOption::broadcast,
              size_t     sendBufferSize = DEFAULT_UDP_BUF_SIZE);
    explicit UdpSender(const defs::connection_t& receiver,
                       eUdpOption                sendOption     = eUdpOption::broadcast,
                       size_t                    sendBufferSize = DEFAULT_UDP_BUF_SIZE);

    UdpSender(const UdpSender&) = delete;
    UdpSender& operator=(const UdpSender&) = delete;
    UdpSender(UdpSender&&) = delete;
    UdpSender& operator=(UdpSender&&) = delete;
    ~UdpSender() = default;
    defs::connection_t ReceiverConnection() const;
    bool SendMessage(const defs::char_buffer_t& message);

private:
    void CreateUdpSocket(eUdpOption sendOption, size_t sendBufferSize);
    bool SyncSendTo(const defs::char_buffer_t& message);

private:
    std::unique_ptr<IoContextThreadGroup> m_ioThreadGroup{};
    defs::connection_t m_receiver{};
    boost_udp_t::endpoint m_receiverEndpoint{};
    boost_udp_t::resolver m_receiverResolver;
    boost_udp_t::socket m_socket;
};

} // namespace udp
} // namespace asio
} // namespace core_lib

#endif // UDPSENDER