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+<title>buffer_copy (22 of 30 overloads)</title>
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+<div class="titlepage"><div><div><h4 class="title">
+<a name="boost_asio.reference.buffer_copy.overload22"></a><a class="link" href="overload22.html" title="buffer_copy (22 of 30 overloads)">buffer_copy
+ (22 of 30 overloads)</a>
+</h4></div></div></div>
+<p>
+ Copies a limited number of bytes from a source buffer to a target buffer.
+ </p>
+<pre class="programlisting"><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">buffer_copy</span><span class="special">(</span>
+ <span class="keyword">const</span> <span class="identifier">mutable_buffers_1</span> <span class="special">&amp;</span> <span class="identifier">target</span><span class="special">,</span>
+ <span class="keyword">const</span> <span class="identifier">const_buffers_1</span> <span class="special">&amp;</span> <span class="identifier">source</span><span class="special">,</span>
+ <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">max_bytes_to_copy</span><span class="special">);</span>
+</pre>
+<h6>
+<a name="boost_asio.reference.buffer_copy.overload22.h0"></a>
+ <span><a name="boost_asio.reference.buffer_copy.overload22.parameters"></a></span><a class="link" href="overload22.html#boost_asio.reference.buffer_copy.overload22.parameters">Parameters</a>
+ </h6>
+<div class="variablelist">
+<p class="title"><b></b></p>
+<dl>
+<dt><span class="term">target</span></dt>
+<dd><p>
+ A modifiable buffer representing the memory region to which the bytes
+ will be copied.
+ </p></dd>
+<dt><span class="term">source</span></dt>
+<dd><p>
+ A non-modifiable buffer representing the memory region from which
+ the bytes will be copied.
+ </p></dd>
+<dt><span class="term">max_bytes_to_copy</span></dt>
+<dd><p>
+ The maximum number of bytes to be copied.
+ </p></dd>
+</dl>
+</div>
+<h6>
+<a name="boost_asio.reference.buffer_copy.overload22.h1"></a>
+ <span><a name="boost_asio.reference.buffer_copy.overload22.return_value"></a></span><a class="link" href="overload22.html#boost_asio.reference.buffer_copy.overload22.return_value">Return
+ Value</a>
+ </h6>
+<p>
+ The number of bytes copied.
+ </p>
+<h6>
+<a name="boost_asio.reference.buffer_copy.overload22.h2"></a>
+ <span><a name="boost_asio.reference.buffer_copy.overload22.remarks"></a></span><a class="link" href="overload22.html#boost_asio.reference.buffer_copy.overload22.remarks">Remarks</a>
+ </h6>
+<p>
+ The number of bytes copied is the lesser of:
+ </p>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
+ <code class="computeroutput"><span class="identifier">buffer_size</span><span class="special">(</span><span class="identifier">target</span><span class="special">)</span></code>
+ </li>
+<li class="listitem">
+ <code class="computeroutput"><span class="identifier">buffer_size</span><span class="special">(</span><span class="identifier">source</span><span class="special">)</span></code>
+ </li>
+<li class="listitem">
+ <code class="computeroutput"><span class="identifier">max_bytes_to_copy</span></code>
+ </li>
+</ul></div>
+</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 &#169; 2003-2012 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>
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