<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>buffer (2 of 42 overloads)</title> <link rel="stylesheet" href="../../../boostbook.css" type="text/css"> <meta name="generator" content="DocBook XSL Stylesheets V1.75.2"> <link rel="home" href="../../../index.html" title="Asio"> <link rel="up" href="../buffer.html" title="buffer"> <link rel="prev" href="overload1.html" title="buffer (1 of 42 overloads)"> <link rel="next" href="overload3.html" title="buffer (3 of 42 overloads)"> <meta name="viewport" content="width=device-width, initial-scale=1"> </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="overload1.html"><img src="../../../prev.png" alt="Prev"></a><a accesskey="u" href="../buffer.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="overload3.html"><img src="../../../next.png" alt="Next"></a> </div> <div class="section"> <div class="titlepage"><div><div><h4 class="title"> <a name="asio.reference.buffer.overload2"></a><a class="link" href="overload2.html" title="buffer (2 of 42 overloads)">buffer (2 of 42 overloads)</a> </h4></div></div></div> <p> Create a new modifiable buffer from an existing buffer. </p> <pre class="programlisting"><span class="identifier">mutable_buffer</span> <span class="identifier">buffer</span><span class="special">(</span> <span class="keyword">const</span> <span class="identifier">mutable_buffer</span> <span class="special">&</span> <span class="identifier">b</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">max_size_in_bytes</span><span class="special">);</span> </pre> <h6> <a name="asio.reference.buffer.overload2.h0"></a> <span><a name="asio.reference.buffer.overload2.return_value"></a></span><a class="link" href="overload2.html#asio.reference.buffer.overload2.return_value">Return Value</a> </h6> <p> A <a class="link" href="../mutable_buffer.html" title="mutable_buffer"><code class="computeroutput"><span class="identifier">mutable_buffer</span></code></a> value equivalent to: </p> <pre class="programlisting"><span class="identifier">mutable_buffer</span><span class="special">(</span> <span class="identifier">b</span><span class="special">.</span><span class="identifier">data</span><span class="special">(),</span> <span class="identifier">min</span><span class="special">(</span><span class="identifier">b</span><span class="special">.</span><span class="identifier">size</span><span class="special">(),</span> <span class="identifier">max_size_in_bytes</span><span class="special">));</span> </pre> </div> <div class="copyright-footer">Copyright © 2003-2023 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> <hr> <div class="spirit-nav"> <a accesskey="p" href="overload1.html"><img src="../../../prev.png" alt="Prev"></a><a accesskey="u" href="../buffer.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="overload3.html"><img src="../../../next.png" alt="Next"></a> </div> </body> </html>