text: // Copyright (c) 2016-2019, The Motif Project
  // 
  // All rights reserved.
  // 
  // Redistribution and use in source and binary forms, with or without modification, are
  // permitted provided that the following conditions are met:
  // 
  // 1. Redistributions of source code must retain the above copyright notice, this list of
  //    conditions and the following disclaimer.
  // 
  // 2. Redistributions in binary form must reproduce the above copyright notice, this list
  //    of conditions and the following disclaimer in the documentation and/or other
  //    materials provided with the distribution.
  // 
  // 3. Neither the name of the copyright holder nor the names of its contributors may be
  //    used to endorse or promote products derived from this software without specific
  //    prior written permission.
  // 
  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
  // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
  // THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
  // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  #pragma once
  
  #include <boost/thread/thread.hpp>
  #include <zmq.hpp>
  #include <string>
  #include <memory>
  
  #include "common/command_line.h"
  
  #include "rpc_handler.h"
  
  namespace cryptonote
  {
  
  namespace rpc
  {
  
  static constexpr int DEFAULT_NUM_ZMQ_THREADS = 1;
  static constexpr int DEFAULT_RPC_RECV_TIMEOUT_MS = 1000;
  
  class ZmqServer
  {
    public:
  
      ZmqServer(RpcHandler& h);
  
      ~ZmqServer();
  
      static void init_options(boost::program_options::options_description& desc);
  
      void serve();
  
      bool addIPCSocket(std::string address, std::string port);
      bool addTCPSocket(std::string address, std::string port);
  
      void run();
      void stop();
  
    private:
      RpcHandler& handler;
  
      volatile bool stop_signal;
      volatile bool running;
  
      zmq::context_t context;
  
      boost::thread run_thread;
  
      std::unique_ptr<zmq::socket_t> rep_socket;
  };
  
  
  }  // namespace cryptonote
  
  }  // namespace rpc
  