text: /*
      Copyright (c) 2007-2014 Contributors as noted in the AUTHORS file
  
      This file is part of 0MQ.
  
      0MQ 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.
  
      0MQ 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 Lesser General Public License for more details.
  
      You should have received a copy of the GNU Lesser General Public License
      along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
  
  #ifndef __ZMQ_IP_HPP_INCLUDED__
  #define __ZMQ_IP_HPP_INCLUDED__
  
  #include <string>
  #include "fd.hpp"
  
  namespace zmq
  {
  
      //  Same as socket(2), but allows for transparent tweaking the options.
      fd_t open_socket (int domain_, int type_, int protocol_);
  
      //  Sets the socket into non-blocking mode.
      void unblock_socket (fd_t s_);
  
      //  Enable IPv4-mapping of addresses in case it is disabled by default.
      void enable_ipv4_mapping (fd_t s_);
  
      //  Returns string representation of peer's address.
      //  Socket sockfd_ must be connected. Returns true iff successful.
      int get_peer_ip_address (fd_t sockfd_, std::string &ip_addr_);
  
      // Sets the IP Type-Of-Service for the underlying socket
      void set_ip_type_of_service (fd_t s_, int iptos);
  
  }
  
  #endif
  