Statistics
| Revision:

root / tmp / org.txm.statsengine.r.core.win32 / res / win32 / library / BH / include / boost / asio / detail / reactive_socket_connect_op.hpp @ 2486

History | View | Annotate | Download (3.3 kB)

1 2486 sjacqu01
//
2 2486 sjacqu01
// detail/reactive_socket_connect_op.hpp
3 2486 sjacqu01
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
4 2486 sjacqu01
//
5 2486 sjacqu01
// Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com)
6 2486 sjacqu01
//
7 2486 sjacqu01
// Distributed under the Boost Software License, Version 1.0. (See accompanying
8 2486 sjacqu01
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
9 2486 sjacqu01
//
10 2486 sjacqu01
11 2486 sjacqu01
#ifndef BOOST_ASIO_DETAIL_REACTIVE_SOCKET_CONNECT_OP_HPP
12 2486 sjacqu01
#define BOOST_ASIO_DETAIL_REACTIVE_SOCKET_CONNECT_OP_HPP
13 2486 sjacqu01
14 2486 sjacqu01
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
15 2486 sjacqu01
# pragma once
16 2486 sjacqu01
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
17 2486 sjacqu01
18 2486 sjacqu01
#include <boost/asio/detail/config.hpp>
19 2486 sjacqu01
#include <boost/asio/detail/addressof.hpp>
20 2486 sjacqu01
#include <boost/asio/detail/bind_handler.hpp>
21 2486 sjacqu01
#include <boost/asio/detail/buffer_sequence_adapter.hpp>
22 2486 sjacqu01
#include <boost/asio/detail/fenced_block.hpp>
23 2486 sjacqu01
#include <boost/asio/detail/reactor_op.hpp>
24 2486 sjacqu01
#include <boost/asio/detail/socket_ops.hpp>
25 2486 sjacqu01
26 2486 sjacqu01
#include <boost/asio/detail/push_options.hpp>
27 2486 sjacqu01
28 2486 sjacqu01
namespace boost {
29 2486 sjacqu01
namespace asio {
30 2486 sjacqu01
namespace detail {
31 2486 sjacqu01
32 2486 sjacqu01
class reactive_socket_connect_op_base : public reactor_op
33 2486 sjacqu01
{
34 2486 sjacqu01
public:
35 2486 sjacqu01
  reactive_socket_connect_op_base(socket_type socket, func_type complete_func)
36 2486 sjacqu01
    : reactor_op(&reactive_socket_connect_op_base::do_perform, complete_func),
37 2486 sjacqu01
      socket_(socket)
38 2486 sjacqu01
  {
39 2486 sjacqu01
  }
40 2486 sjacqu01
41 2486 sjacqu01
  static bool do_perform(reactor_op* base)
42 2486 sjacqu01
  {
43 2486 sjacqu01
    reactive_socket_connect_op_base* o(
44 2486 sjacqu01
        static_cast<reactive_socket_connect_op_base*>(base));
45 2486 sjacqu01
46 2486 sjacqu01
    return socket_ops::non_blocking_connect(o->socket_, o->ec_);
47 2486 sjacqu01
  }
48 2486 sjacqu01
49 2486 sjacqu01
private:
50 2486 sjacqu01
  socket_type socket_;
51 2486 sjacqu01
};
52 2486 sjacqu01
53 2486 sjacqu01
template <typename Handler>
54 2486 sjacqu01
class reactive_socket_connect_op : public reactive_socket_connect_op_base
55 2486 sjacqu01
{
56 2486 sjacqu01
public:
57 2486 sjacqu01
  BOOST_ASIO_DEFINE_HANDLER_PTR(reactive_socket_connect_op);
58 2486 sjacqu01
59 2486 sjacqu01
  reactive_socket_connect_op(socket_type socket, Handler& handler)
60 2486 sjacqu01
    : reactive_socket_connect_op_base(socket,
61 2486 sjacqu01
        &reactive_socket_connect_op::do_complete),
62 2486 sjacqu01
      handler_(BOOST_ASIO_MOVE_CAST(Handler)(handler))
63 2486 sjacqu01
  {
64 2486 sjacqu01
  }
65 2486 sjacqu01
66 2486 sjacqu01
  static void do_complete(io_service_impl* owner, operation* base,
67 2486 sjacqu01
      const boost::system::error_code& /*ec*/,
68 2486 sjacqu01
      std::size_t /*bytes_transferred*/)
69 2486 sjacqu01
  {
70 2486 sjacqu01
    // Take ownership of the handler object.
71 2486 sjacqu01
    reactive_socket_connect_op* o
72 2486 sjacqu01
      (static_cast<reactive_socket_connect_op*>(base));
73 2486 sjacqu01
    ptr p = { boost::asio::detail::addressof(o->handler_), o, o };
74 2486 sjacqu01
75 2486 sjacqu01
    BOOST_ASIO_HANDLER_COMPLETION((o));
76 2486 sjacqu01
77 2486 sjacqu01
    // Make a copy of the handler so that the memory can be deallocated before
78 2486 sjacqu01
    // the upcall is made. Even if we're not about to make an upcall, a
79 2486 sjacqu01
    // sub-object of the handler may be the true owner of the memory associated
80 2486 sjacqu01
    // with the handler. Consequently, a local copy of the handler is required
81 2486 sjacqu01
    // to ensure that any owning sub-object remains valid until after we have
82 2486 sjacqu01
    // deallocated the memory here.
83 2486 sjacqu01
    detail::binder1<Handler, boost::system::error_code>
84 2486 sjacqu01
      handler(o->handler_, o->ec_);
85 2486 sjacqu01
    p.h = boost::asio::detail::addressof(handler.handler_);
86 2486 sjacqu01
    p.reset();
87 2486 sjacqu01
88 2486 sjacqu01
    // Make the upcall if required.
89 2486 sjacqu01
    if (owner)
90 2486 sjacqu01
    {
91 2486 sjacqu01
      fenced_block b(fenced_block::half);
92 2486 sjacqu01
      BOOST_ASIO_HANDLER_INVOCATION_BEGIN((handler.arg1_));
93 2486 sjacqu01
      boost_asio_handler_invoke_helpers::invoke(handler, handler);
94 2486 sjacqu01
      BOOST_ASIO_HANDLER_INVOCATION_END;
95 2486 sjacqu01
    }
96 2486 sjacqu01
  }
97 2486 sjacqu01
98 2486 sjacqu01
private:
99 2486 sjacqu01
  Handler handler_;
100 2486 sjacqu01
};
101 2486 sjacqu01
102 2486 sjacqu01
} // namespace detail
103 2486 sjacqu01
} // namespace asio
104 2486 sjacqu01
} // namespace boost
105 2486 sjacqu01
106 2486 sjacqu01
#include <boost/asio/detail/pop_options.hpp>
107 2486 sjacqu01
108 2486 sjacqu01
#endif // BOOST_ASIO_DETAIL_REACTIVE_SOCKET_CONNECT_OP_HPP