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2b5306585d
........ r43377 | chris_kohlhoff | 2008-02-23 09:43:54 +1100 (Sat, 23 Feb 2008) | 2 lines Use the correct vector of timer queues when dispatching timers. ........ r43437 | chris_kohlhoff | 2008-02-29 23:57:57 +1100 (Fri, 29 Feb 2008) | 2 lines Add missing tie(). ........ r43469 | chris_kohlhoff | 2008-03-04 00:21:05 +1100 (Tue, 04 Mar 2008) | 4 lines Disable use of CancelIo by default, due to the possibility of silent failure on some system configurations. Swallow error returned by CancelIoEx if there are no operations to be cancelled. ........ r43470 | chris_kohlhoff | 2008-03-04 00:27:06 +1100 (Tue, 04 Mar 2008) | 2 lines Add missing 'boost_' prefix to helper namespace. ........ r43471 | chris_kohlhoff | 2008-03-04 00:36:35 +1100 (Tue, 04 Mar 2008) | 2 lines Regenerate documentation. ........ r43472 | chris_kohlhoff | 2008-03-04 01:05:35 +1100 (Tue, 04 Mar 2008) | 1 line Update copyright notices. ........ r43473 | chris_kohlhoff | 2008-03-04 01:13:01 +1100 (Tue, 04 Mar 2008) | 2 lines Update copyright notices. ........ r43569 | chris_kohlhoff | 2008-03-13 00:25:49 +1100 (Thu, 13 Mar 2008) | 4 lines Revert to having the windows-bug workaround (short timeout on GetQueuedCompletionStatus) on all threads as there are still scenarios where threads can get stuck indefinitely. ........ [SVN r43571]
99 lines
2.9 KiB
C++
99 lines
2.9 KiB
C++
//
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// connection.cpp
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// ~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2008 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "connection.hpp"
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#include <vector>
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#include <boost/bind.hpp>
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#include "request_handler.hpp"
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namespace http {
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namespace server3 {
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connection::connection(boost::asio::io_service& io_service,
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request_handler& handler)
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: strand_(io_service),
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socket_(io_service),
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request_handler_(handler)
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{
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}
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boost::asio::ip::tcp::socket& connection::socket()
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{
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return socket_;
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}
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void connection::start()
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{
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socket_.async_read_some(boost::asio::buffer(buffer_),
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strand_.wrap(
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boost::bind(&connection::handle_read, shared_from_this(),
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boost::asio::placeholders::error,
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boost::asio::placeholders::bytes_transferred)));
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}
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void connection::handle_read(const boost::system::error_code& e,
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std::size_t bytes_transferred)
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{
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if (!e)
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{
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boost::tribool result;
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boost::tie(result, boost::tuples::ignore) = request_parser_.parse(
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request_, buffer_.data(), buffer_.data() + bytes_transferred);
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if (result)
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{
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request_handler_.handle_request(request_, reply_);
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boost::asio::async_write(socket_, reply_.to_buffers(),
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strand_.wrap(
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boost::bind(&connection::handle_write, shared_from_this(),
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boost::asio::placeholders::error)));
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}
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else if (!result)
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{
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reply_ = reply::stock_reply(reply::bad_request);
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boost::asio::async_write(socket_, reply_.to_buffers(),
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strand_.wrap(
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boost::bind(&connection::handle_write, shared_from_this(),
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boost::asio::placeholders::error)));
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}
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else
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{
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socket_.async_read_some(boost::asio::buffer(buffer_),
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strand_.wrap(
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boost::bind(&connection::handle_read, shared_from_this(),
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boost::asio::placeholders::error,
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boost::asio::placeholders::bytes_transferred)));
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}
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}
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// If an error occurs then no new asynchronous operations are started. This
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// means that all shared_ptr references to the connection object will
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// disappear and the object will be destroyed automatically after this
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// handler returns. The connection class's destructor closes the socket.
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}
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void connection::handle_write(const boost::system::error_code& e)
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{
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if (!e)
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{
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// Initiate graceful connection closure.
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boost::system::error_code ignored_ec;
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socket_.shutdown(boost::asio::ip::tcp::socket::shutdown_both, ignored_ec);
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}
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// No new asynchronous operations are started. This means that all shared_ptr
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// references to the connection object will disappear and the object will be
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// destroyed automatically after this handler returns. The connection class's
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// destructor closes the socket.
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}
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} // namespace server3
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} // namespace http
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