WebSocket++  0.8.0-dev
C++ websocket client/server library
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step2.cpp
1 /*
2  * Copyright (c) 2015, Peter Thorson. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are met:
6  * * Redistributions of source code must retain the above copyright
7  * notice, this list of conditions and the following disclaimer.
8  * * Redistributions in binary form must reproduce the above copyright
9  * notice, this list of conditions and the following disclaimer in the
10  * documentation and/or other materials provided with the distribution.
11  * * Neither the name of the WebSocket++ Project nor the
12  * names of its contributors may be used to endorse or promote products
13  * derived from this software without specific prior written permission.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED. IN NO EVENT SHALL PETER THORSON BE LIABLE FOR ANY
19  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
24  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 
27 // **NOTE:** This file is a snapshot of the WebSocket++ utility server tutorial.
28 // Additional related material can be found in the tutorials/utility_server
29 // directory of the WebSocket++ repository.
30 
31 // The ASIO_STANDALONE define is necessary to use the standalone version of Asio.
32 // Remove if you are using Boost Asio.
33 #define ASIO_STANDALONE
34 
35 #include <websocketpp/config/asio_no_tls.hpp>
36 #include <websocketpp/server.hpp>
37 
38 #include <functional>
39 
40 typedef websocketpp::server<websocketpp::config::asio> server;
41 
42 class utility_server {
43 public:
44  utility_server() {
45  // Set logging settings
46  m_endpoint.set_error_channels(websocketpp::log::elevel::all);
47  m_endpoint.set_access_channels(websocketpp::log::alevel::all ^ websocketpp::log::alevel::frame_payload);
48 
49  // Initialize Asio
50  m_endpoint.init_asio();
51 
52  // Set the default message handler to the echo handler
53  m_endpoint.set_message_handler(std::bind(
54  &utility_server::echo_handler, this,
55  std::placeholders::_1, std::placeholders::_2
56  ));
57  }
58 
59  void echo_handler(websocketpp::connection_hdl hdl, server::message_ptr msg) {
60  // write a new message
61  m_endpoint.send(hdl, msg->get_payload(), msg->get_opcode());
62  }
63 
64  void run() {
65  // Listen on port 9002
66  m_endpoint.listen(9002);
67 
68  // Queues a connection accept operation
69  m_endpoint.start_accept();
70 
71  // Start the Asio io_service run loop
72  m_endpoint.run();
73  }
74 private:
75  server m_endpoint;
76 };
77 
78 int main() {
80  s.run();
81  return 0;
82 }