text: // Copyright (C) 2011-2016 Internet Systems Consortium, Inc. ("ISC")
  //
  // This Source Code Form is subject to the terms of the Mozilla Public
  // License, v. 2.0. If a copy of the MPL was not distributed with this
  // file, You can obtain one at http://mozilla.org/MPL/2.0/.
  
  #include <config.h>
  #include <asiolink/asio_wrapper.h>
  #include <asiolink/io_address.h>
  #include <asiolink/io_error.h>
  #include <asiolink/io_endpoint.h>
  #include <asiolink/tcp_endpoint.h>
  #include <asiolink/udp_endpoint.h>
  
  #include <boost/lexical_cast.hpp>
  
  #include <cassert>
  #include <unistd.h>             // for some IPC/network system calls
  #include <sys/socket.h>
  #include <netinet/in.h>
  
  using namespace std;
  
  namespace isc {
  namespace asiolink {
  
  const IOEndpoint*
  IOEndpoint::create(const int protocol, const IOAddress& address,
                     const unsigned short port)
  {
      if (protocol == IPPROTO_UDP) {
          return (new UDPEndpoint(address, port));
      } else if (protocol == IPPROTO_TCP) {
          return (new TCPEndpoint(address, port));
      }
      isc_throw(IOError,
                "IOEndpoint creation attempt for unsupported protocol: " <<
                protocol);
  }
  
  bool
  IOEndpoint::operator==(const IOEndpoint& other) const {
      return (getProtocol() == other.getProtocol() &&
              getPort() == other.getPort() &&
              getFamily() == other.getFamily() &&
              getAddress() == other.getAddress());
  }
  
  bool
  IOEndpoint::operator!=(const IOEndpoint& other) const {
      return (!operator==(other));
  }
  
  ostream&
  operator<<(ostream& os, const IOEndpoint& endpoint) {
      if (endpoint.getFamily() == AF_INET6) {
          os << "[" << endpoint.getAddress() << "]";
      } else {
          // In practice this should be AF_INET, but it's not guaranteed by
          // the interface.  We'll use the result of textual address
          // representation opaquely.
          os << endpoint.getAddress();
      }
      os << ":" << boost::lexical_cast<string>(endpoint.getPort());
      return (os);
  }
  } // namespace asiolink
  } // namespace isc
  