1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>basic_stream_socket::broadcast</title> 5<link rel="stylesheet" href="../../../../../doc/src/boostbook.css" type="text/css"> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="../../../boost_asio.html" title="Boost.Asio"> 8<link rel="up" href="../basic_stream_socket.html" title="basic_stream_socket"> 9<link rel="prev" href="bind/overload2.html" title="basic_stream_socket::bind (2 of 2 overloads)"> 10<link rel="next" href="bytes_readable.html" title="basic_stream_socket::bytes_readable"> 11</head> 12<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 13<table cellpadding="2" width="100%"><tr> 14<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td> 15<td align="center"><a href="../../../../../index.html">Home</a></td> 16<td align="center"><a href="../../../../../libs/libraries.htm">Libraries</a></td> 17<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td> 18<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td> 19<td align="center"><a href="../../../../../more/index.htm">More</a></td> 20</tr></table> 21<hr> 22<div class="spirit-nav"> 23<a accesskey="p" href="bind/overload2.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../basic_stream_socket.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../boost_asio.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="bytes_readable.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a> 24</div> 25<div class="section"> 26<div class="titlepage"><div><div><h4 class="title"> 27<a name="boost_asio.reference.basic_stream_socket.broadcast"></a><a class="link" href="broadcast.html" title="basic_stream_socket::broadcast">basic_stream_socket::broadcast</a> 28</h4></div></div></div> 29<p> 30 <span class="emphasis"><em>Inherited from socket_base.</em></span> 31 </p> 32<p> 33 <a class="indexterm" name="boost_asio.indexterm.basic_stream_socket.broadcast"></a> 34Socket 35 option to permit sending of broadcast messages. 36 </p> 37<pre class="programlisting">typedef implementation_defined broadcast; 38</pre> 39<p> 40 Implements the SOL_SOCKET/SO_BROADCAST socket option. 41 </p> 42<h6> 43<a name="boost_asio.reference.basic_stream_socket.broadcast.h0"></a> 44 <span class="phrase"><a name="boost_asio.reference.basic_stream_socket.broadcast.examples"></a></span><a class="link" href="broadcast.html#boost_asio.reference.basic_stream_socket.broadcast.examples">Examples</a> 45 </h6> 46<p> 47 Setting the option: 48 </p> 49<pre class="programlisting">boost::asio::ip::udp::socket socket(my_context); 50... 51boost::asio::socket_base::broadcast option(true); 52socket.set_option(option); 53</pre> 54<p> 55 Getting the current option value: 56 </p> 57<pre class="programlisting">boost::asio::ip::udp::socket socket(my_context); 58... 59boost::asio::socket_base::broadcast option; 60socket.get_option(option); 61bool is_set = option.value(); 62</pre> 63<h6> 64<a name="boost_asio.reference.basic_stream_socket.broadcast.h1"></a> 65 <span class="phrase"><a name="boost_asio.reference.basic_stream_socket.broadcast.requirements"></a></span><a class="link" href="broadcast.html#boost_asio.reference.basic_stream_socket.broadcast.requirements">Requirements</a> 66 </h6> 67<p> 68 <span class="emphasis"><em>Header: </em></span><code class="literal">boost/asio/basic_stream_socket.hpp</code> 69 </p> 70<p> 71 <span class="emphasis"><em>Convenience header: </em></span><code class="literal">boost/asio.hpp</code> 72 </p> 73</div> 74<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 75<td align="left"></td> 76<td align="right"><div class="copyright-footer">Copyright © 2003-2020 Christopher M. 77 Kohlhoff<p> 78 Distributed under the Boost Software License, Version 1.0. (See accompanying 79 file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) 80 </p> 81</div></td> 82</tr></table> 83<hr> 84<div class="spirit-nav"> 85<a accesskey="p" href="bind/overload2.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../basic_stream_socket.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../boost_asio.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="bytes_readable.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a> 86</div> 87</body> 88</html> 89
