TcpConnections.h

Go to the documentation of this file.

// 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 TCPCONNECTIONS
#define TCPCONNECTIONS

#include "AsioDefines.h"
#include <map>
#include <mutex>

namespace core_lib
{
namespace asio
{
namespace tcp
{

class TcpConnection;

class CORE_LIBRARY_DLL_SHARED_API TcpConnections final
{
public:
    TcpConnections() = default;
    ~TcpConnections() = default;
    TcpConnections(const TcpConnections&) = delete;
    TcpConnections& operator=(const TcpConnections&) = delete;
    TcpConnections(TcpConnections&&) = delete;
    TcpConnections& operator=(TcpConnections&&) = delete;
    void Add(defs::tcp_conn_ptr_t const& connection);
    void Remove(defs::tcp_conn_ptr_t const& connection);
    size_t Size() const;
    bool Empty() const;
    void CloseConnections();
    bool SendMessageAsync(const defs::connection_t&  target,
                          const defs::char_buffer_t& message) const;
    bool SendMessageSync(const defs::connection_t&  target,
                         const defs::char_buffer_t& message) const;
    bool SendMessageToAll(const defs::char_buffer_t& message) const;
    defs::connection_t GetLocalEndForRemoteEnd(const defs::connection_t& remoteEnd) const;
    size_t NumberOfUnsentAsyncMessages(const defs::connection_t& target) const;

    bool IsConnected(const defs::connection_t& client) const;

private:
    mutable std::mutex m_mutex;
    using tcp_conn_map = std::map<defs::connection_t, defs::tcp_conn_ptr_t>;
    tcp_conn_map m_connections{};
};

} // namespace tcp
} // namespace asio
} // namespace core_lib

#endif // TCPCONNECTIONS