reply.hpp

//
// reply.hpp
// ~~~~~~~~~
//
// Copyright (c) 2003-2008 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 HTTP_SERVER3_REPLY_HPP
#define HTTP_SERVER3_REPLY_HPP

#include <string>
#include <vector>
#include <boost/asio.hpp>
#include "header.hpp"

namespace http
{
  namespace server
  {
    namespace misc_strings
    {

      const char name_value_separator[] =
      { ':', ' ' };
      const char crlf[] =
      { '\r', '\n' };

    } // namespace misc_strings
    /// A reply to be sent to a client.
    struct reply
    {
      /// The status of the reply.
      enum status_type
      {
        ok = 200,
        created = 201,
        accepted = 202,
        no_content = 204,
        multiple_choices = 300,
        moved_permanently = 301,
        moved_temporarily = 302,
        not_modified = 304,
        bad_request = 400,
        unauthorized = 401,
        forbidden = 403,
        not_found = 404,
        internal_server_error = 500,
        not_implemented = 501,
        bad_gateway = 502,
        service_unavailable = 503
      } status;

      /// The headers to be included in the reply.
      std::vector<header> headers;

      /// The content to be sent in the reply.
      std::string content;

      /// Convert the reply into a vector of buffers. The buffers do not own the
      /// underlying memory blocks, therefore the reply object must remain valid and
      /// not be changed until the write operation has completed.
      std::vector<boost::asio::const_buffer>
      to_buffers();

      std::vector<boost::asio::const_buffer>
      response_to_buffers();
      std::vector<boost::asio::const_buffer>
      headers_to_buffers();
      std::vector<boost::asio::const_buffer>
      content_to_buffers();
      /// Get a stock reply.
      static reply
      stock_reply(status_type status);
    };

  } // namespace server3
} // namespace http

#endif // HTTP_SERVER3_REPLY_HPP