<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> <title>basic_stream_socket::receive (1 of 3 overloads)</title> <link rel="stylesheet" href="../../../../boostbook.css" type="text/css"> <meta name="generator" content="DocBook XSL Stylesheets V1.73.2"> <link rel="start" href="../../../../index.html" title="Asio"> <link rel="up" href="../receive.html" title="basic_stream_socket::receive"> <link rel="prev" href="../receive.html" title="basic_stream_socket::receive"> <link rel="next" href="overload2.html" title="basic_stream_socket::receive (2 of 3 overloads)"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table cellpadding="2" width="100%"><tr><td valign="top"><img alt="asio C++ library" width="250" height="60" src="../../../../asio.png"></td></tr></table> <hr> <div class="spirit-nav"> <a accesskey="p" href="../receive.html"><img src="../../../../prev.png" alt="Prev"></a><a accesskey="u" href="../receive.html"><img src="../../../../up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../home.png" alt="Home"></a><a accesskey="n" href="overload2.html"><img src="../../../../next.png" alt="Next"></a> </div> <div class="section" lang="en"> <div class="titlepage"><div><div><h5 class="title"> <a name="asio.reference.basic_stream_socket.receive.overload1"></a><a class="link" href="overload1.html" title="basic_stream_socket::receive (1 of 3 overloads)">basic_stream_socket::receive (1 of 3 overloads)</a> </h5></div></div></div> <p> Receive some data on the socket. </p> <pre class="programlisting"><span class="keyword">template</span><span class="special"><</span> <span class="keyword">typename</span> <a class="link" href="../../MutableBufferSequence.html" title="Mutable buffer sequence requirements">MutableBufferSequence</a><span class="special">></span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">receive</span><span class="special">(</span> <span class="keyword">const</span> <span class="identifier">MutableBufferSequence</span> <span class="special">&</span> <span class="identifier">buffers</span><span class="special">);</span> </pre> <p> This function is used to receive data on the stream socket. The function call will block until one or more bytes of data has been received successfully, or until an error occurs. </p> <a name="asio.reference.basic_stream_socket.receive.overload1.parameters"></a><h6> <a name="id927121"></a> <a class="link" href="overload1.html#asio.reference.basic_stream_socket.receive.overload1.parameters">Parameters</a> </h6> <div class="variablelist"> <p class="title"><b></b></p> <dl> <dt><span class="term">buffers</span></dt> <dd><p> One or more buffers into which the data will be received. </p></dd> </dl> </div> <a name="asio.reference.basic_stream_socket.receive.overload1.return_value"></a><h6> <a name="id927161"></a> <a class="link" href="overload1.html#asio.reference.basic_stream_socket.receive.overload1.return_value">Return Value</a> </h6> <p> The number of bytes received. </p> <a name="asio.reference.basic_stream_socket.receive.overload1.exceptions"></a><h6> <a name="id927186"></a> <a class="link" href="overload1.html#asio.reference.basic_stream_socket.receive.overload1.exceptions">Exceptions</a> </h6> <div class="variablelist"> <p class="title"><b></b></p> <dl> <dt><span class="term">asio::system_error</span></dt> <dd><p> Thrown on failure. An error code of <code class="computeroutput"><span class="identifier">asio</span><span class="special">::</span><span class="identifier">error</span><span class="special">::</span><span class="identifier">eof</span></code> indicates that the connection was closed by the peer. </p></dd> </dl> </div> <a name="asio.reference.basic_stream_socket.receive.overload1.remarks"></a><h6> <a name="id927255"></a> <a class="link" href="overload1.html#asio.reference.basic_stream_socket.receive.overload1.remarks">Remarks</a> </h6> <p> The receive operation may not receive all of the requested number of bytes. Consider using the <a class="link" href="../../read.html" title="read"><code class="computeroutput"><span class="identifier">read</span></code></a> function if you need to ensure that the requested amount of data is read before the blocking operation completes. </p> <a name="asio.reference.basic_stream_socket.receive.overload1.example"></a><h6> <a name="id927295"></a> <a class="link" href="overload1.html#asio.reference.basic_stream_socket.receive.overload1.example">Example</a> </h6> <p> To receive into a single data buffer use the <a class="link" href="../../buffer.html" title="buffer"><code class="computeroutput"><span class="identifier">buffer</span></code></a> function as follows: </p> <pre class="programlisting"><span class="identifier">socket</span><span class="special">.</span><span class="identifier">receive</span><span class="special">(</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">buffer</span><span class="special">(</span><span class="identifier">data</span><span class="special">,</span> <span class="identifier">size</span><span class="special">));</span> </pre> <p> See the <a class="link" href="../../buffer.html" title="buffer"><code class="computeroutput"><span class="identifier">buffer</span></code></a> documentation for information on receiving into multiple buffers in one go, and how to use it with arrays, boost::array or std::vector. </p> </div> <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> <td align="left"></td> <td align="right"><div class="copyright-footer">Copyright © 2003 - 2010 Christopher M. Kohlhoff<p> Distributed under the Boost Software License, Version 1.0. (See accompanying 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>) </p> </div></td> </tr></table> <hr> <div class="spirit-nav"> <a accesskey="p" href="../receive.html"><img src="../../../../prev.png" alt="Prev"></a><a accesskey="u" href="../receive.html"><img src="../../../../up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../home.png" alt="Home"></a><a accesskey="n" href="overload2.html"><img src="../../../../next.png" alt="Next"></a> </div> </body> </html>