text: //
  // ssl/stream_base.hpp
  // ~~~~~~~~~~~~~~~~~~~
  //
  // Copyright (c) 2005-2010 Christopher M. Kohlhoff (chris at kohlhoff dot com)
  //
  // Distributed under the Boost Software License, Version 1.0. (See accompanying
  // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  //
  
  #ifndef BOOST_ASIO_SSL_STREAM_BASE_HPP
  #define BOOST_ASIO_SSL_STREAM_BASE_HPP
  
  #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  # pragma once
  #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  
  #include <boost/asio/detail/config.hpp>
  #include <boost/detail/workaround.hpp>
  
  #include <boost/asio/detail/push_options.hpp>
  
  namespace boost {
  namespace asio {
  namespace ssl {
  
  /// The stream_base class is used as a base for the boost::asio::ssl::stream
  /// class template so that we have a common place to define various enums.
  class stream_base
  {
  public:
    /// Different handshake types.
    enum handshake_type
    {
      /// Perform handshaking as a client.
      client,
  
      /// Perform handshaking as a server.
      server
    };
  
  protected:
    /// Protected destructor to prevent deletion through this type.
    ~stream_base()
    {
    }
  
  #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
  private:
    // Workaround to enable the empty base optimisation with Borland C++.
    char dummy_;
  #endif
  };
  
  } // namespace ssl
  } // namespace asio
  } // namespace boost
  
  #include <boost/asio/detail/pop_options.hpp>
  
  #endif // BOOST_ASIO_SSL_STREAM_BASE_HPP
  