1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>basic_raw_socket::send (1 of 3 overloads)</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="../send.html" title="basic_raw_socket::send"> 9<link rel="prev" href="../send.html" title="basic_raw_socket::send"> 10<link rel="next" href="overload2.html" title="basic_raw_socket::send (2 of 3 overloads)"> 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="../send.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../send.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="overload2.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a> 24</div> 25<div class="section"> 26<div class="titlepage"><div><div><h5 class="title"> 27<a name="boost_asio.reference.basic_raw_socket.send.overload1"></a><a class="link" href="overload1.html" title="basic_raw_socket::send (1 of 3 overloads)">basic_raw_socket::send 28 (1 of 3 overloads)</a> 29</h5></div></div></div> 30<p> 31 Send some data on a connected socket. 32 </p> 33<pre class="programlisting">template< 34 typename <a class="link" href="../../ConstBufferSequence.html" title="Constant buffer sequence requirements">ConstBufferSequence</a>> 35std::size_t send( 36 const ConstBufferSequence & buffers); 37</pre> 38<p> 39 This function is used to send data on the raw socket. The function call 40 will block until the data has been sent successfully or an error occurs. 41 </p> 42<h6> 43<a name="boost_asio.reference.basic_raw_socket.send.overload1.h0"></a> 44 <span class="phrase"><a name="boost_asio.reference.basic_raw_socket.send.overload1.parameters"></a></span><a class="link" href="overload1.html#boost_asio.reference.basic_raw_socket.send.overload1.parameters">Parameters</a> 45 </h6> 46<div class="variablelist"> 47<p class="title"><b></b></p> 48<dl class="variablelist"> 49<dt><span class="term">buffers</span></dt> 50<dd><p> 51 One ore more data buffers to be sent on the socket. 52 </p></dd> 53</dl> 54</div> 55<h6> 56<a name="boost_asio.reference.basic_raw_socket.send.overload1.h1"></a> 57 <span class="phrase"><a name="boost_asio.reference.basic_raw_socket.send.overload1.return_value"></a></span><a class="link" href="overload1.html#boost_asio.reference.basic_raw_socket.send.overload1.return_value">Return 58 Value</a> 59 </h6> 60<p> 61 The number of bytes sent. 62 </p> 63<h6> 64<a name="boost_asio.reference.basic_raw_socket.send.overload1.h2"></a> 65 <span class="phrase"><a name="boost_asio.reference.basic_raw_socket.send.overload1.exceptions"></a></span><a class="link" href="overload1.html#boost_asio.reference.basic_raw_socket.send.overload1.exceptions">Exceptions</a> 66 </h6> 67<div class="variablelist"> 68<p class="title"><b></b></p> 69<dl class="variablelist"> 70<dt><span class="term">boost::system::system_error</span></dt> 71<dd><p> 72 Thrown on failure. 73 </p></dd> 74</dl> 75</div> 76<h6> 77<a name="boost_asio.reference.basic_raw_socket.send.overload1.h3"></a> 78 <span class="phrase"><a name="boost_asio.reference.basic_raw_socket.send.overload1.remarks"></a></span><a class="link" href="overload1.html#boost_asio.reference.basic_raw_socket.send.overload1.remarks">Remarks</a> 79 </h6> 80<p> 81 The send operation can only be used with a connected socket. Use the 82 send_to function to send data on an unconnected raw socket. 83 </p> 84<h6> 85<a name="boost_asio.reference.basic_raw_socket.send.overload1.h4"></a> 86 <span class="phrase"><a name="boost_asio.reference.basic_raw_socket.send.overload1.example"></a></span><a class="link" href="overload1.html#boost_asio.reference.basic_raw_socket.send.overload1.example">Example</a> 87 </h6> 88<p> 89 To send a single data buffer use the <a class="link" href="../../buffer.html" title="buffer"><code class="computeroutput">buffer</code></a> 90 function as follows: 91 </p> 92<pre class="programlisting">socket.send(boost::asio::buffer(data, size)); 93</pre> 94<p> 95 See the <a class="link" href="../../buffer.html" title="buffer"><code class="computeroutput">buffer</code></a> 96 documentation for information on sending multiple buffers in one go, 97 and how to use it with arrays, boost::array or std::vector. 98 </p> 99</div> 100<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 101<td align="left"></td> 102<td align="right"><div class="copyright-footer">Copyright © 2003-2020 Christopher M. 103 Kohlhoff<p> 104 Distributed under the Boost Software License, Version 1.0. (See accompanying 105 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>) 106 </p> 107</div></td> 108</tr></table> 109<hr> 110<div class="spirit-nav"> 111<a accesskey="p" href="../send.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../send.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="overload2.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a> 112</div> 113</body> 114</html> 115
