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<div class="section" title="windows::overlapped_ptr">
<div class="titlepage"><div><div><h3 class="title">
<a name="boost_asio.reference.windows__overlapped_ptr"></a><a class="link" href="windows__overlapped_ptr.html" title="windows::overlapped_ptr"> windows::overlapped_ptr</a>
</h3></div></div></div>
<p>
Wraps a handler to create an OVERLAPPED object for use with overlapped I/O.
</p>
<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">overlapped_ptr</span> <span class="special">:</span>
<span class="identifier">noncopyable</span>
</pre>
<a name="boost_asio.reference.windows__overlapped_ptr.member_functions"></a><h5>
<a name="id1159136"></a>
<a class="link" href="windows__overlapped_ptr.html#boost_asio.reference.windows__overlapped_ptr.member_functions">Member
Functions</a>
</h5>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
Name
</p>
</th>
<th>
<p>
Description
</p>
</th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<a class="link" href="windows__overlapped_ptr/complete.html" title="windows::overlapped_ptr::complete"><span class="bold"><strong>complete</strong></span></a>
</p>
</td>
<td>
<p>
Post completion notification for overlapped operation. Releases ownership.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__overlapped_ptr/get.html" title="windows::overlapped_ptr::get"><span class="bold"><strong>get</strong></span></a>
</p>
</td>
<td>
<p>
Get the contained OVERLAPPED object.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__overlapped_ptr/overlapped_ptr.html" title="windows::overlapped_ptr::overlapped_ptr"><span class="bold"><strong>overlapped_ptr</strong></span></a>
</p>
</td>
<td>
<p>
Construct an empty overlapped_ptr.
</p>
<p>
Construct an overlapped_ptr to contain the specified handler.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__overlapped_ptr/release.html" title="windows::overlapped_ptr::release"><span class="bold"><strong>release</strong></span></a>
</p>
</td>
<td>
<p>
Release ownership of the OVERLAPPED object.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__overlapped_ptr/reset.html" title="windows::overlapped_ptr::reset"><span class="bold"><strong>reset</strong></span></a>
</p>
</td>
<td>
<p>
Reset to empty.
</p>
<p>
Reset to contain the specified handler, freeing any current OVERLAPPED
object.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__overlapped_ptr/_overlapped_ptr.html" title="windows::overlapped_ptr::~overlapped_ptr"><span class="bold"><strong>~overlapped_ptr</strong></span></a>
</p>
</td>
<td>
<p>
Destructor automatically frees the OVERLAPPED object unless released.
</p>
</td>
</tr>
</tbody>
</table></div>
<p>
A special-purpose smart pointer used to wrap an application handler so that
it can be passed as the LPOVERLAPPED argument to overlapped I/O functions.
</p>
<a name="boost_asio.reference.windows__overlapped_ptr.thread_safety"></a><h5>
<a name="id1159384"></a>
<a class="link" href="windows__overlapped_ptr.html#boost_asio.reference.windows__overlapped_ptr.thread_safety">Thread
Safety</a>
</h5>
<p>
<span class="bold"><strong>Distinct</strong></span> <span class="bold"><strong>objects:</strong></span>
Safe.
</p>
<p>
<span class="bold"><strong>Shared</strong></span> <span class="bold"><strong>objects:</strong></span>
Unsafe.
</p>
<a name="boost_asio.reference.windows__overlapped_ptr.requirements"></a><h5>
<a name="id1159435"></a>
<a class="link" href="windows__overlapped_ptr.html#boost_asio.reference.windows__overlapped_ptr.requirements">Requirements</a>
</h5>
<p>
<span class="bold"><strong>Header: </strong></span><code class="literal">boost/asio/windows/overlapped_ptr.hpp</code>
</p>
<p>
<span class="bold"><strong>Convenience header: </strong></span><code class="literal">boost/asio.hpp</code>
</p>
</div>
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<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>)
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