boost/doc/html/boost_asio/reference/windows__basic_overlapped_handle.html
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<div class="titlepage"><div><div><h3 class="title">
<a name="boost_asio.reference.windows__basic_overlapped_handle"></a><a class="link" href="windows__basic_overlapped_handle.html" title="windows::basic_overlapped_handle">windows::basic_overlapped_handle</a>
</h3></div></div></div>
<p>
<a class="indexterm" name="boost_asio.indexterm.windows__basic_overlapped_handle"></a>
</p>
<p>
Provides Windows handle functionality for objects that support overlapped
I/O.
</p>
<pre class="programlisting">template&lt;
typename <a class="link" href="Executor1.html" title="Executor requirements">Executor</a> = any_io_executor&gt;
class basic_overlapped_handle
</pre>
<h5>
<a name="boost_asio.reference.windows__basic_overlapped_handle.h0"></a>
<span class="phrase"><a name="boost_asio.reference.windows__basic_overlapped_handle.types"></a></span><a class="link" href="windows__basic_overlapped_handle.html#boost_asio.reference.windows__basic_overlapped_handle.types">Types</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__basic_overlapped_handle__rebind_executor.html" title="windows::basic_overlapped_handle::rebind_executor"><span class="bold"><strong>rebind_executor</strong></span></a>
</p>
</td>
<td>
<p>
Rebinds the handle type to another executor.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__basic_overlapped_handle/executor_type.html" title="windows::basic_overlapped_handle::executor_type"><span class="bold"><strong>executor_type</strong></span></a>
</p>
</td>
<td>
<p>
The type of the executor associated with the object.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__basic_overlapped_handle/lowest_layer_type.html" title="windows::basic_overlapped_handle::lowest_layer_type"><span class="bold"><strong>lowest_layer_type</strong></span></a>
</p>
</td>
<td>
<p>
An overlapped_handle is always the lowest layer.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__basic_overlapped_handle/native_handle_type.html" title="windows::basic_overlapped_handle::native_handle_type"><span class="bold"><strong>native_handle_type</strong></span></a>
</p>
</td>
<td>
<p>
The native representation of a handle.
</p>
</td>
</tr>
</tbody>
</table></div>
<h5>
<a name="boost_asio.reference.windows__basic_overlapped_handle.h1"></a>
<span class="phrase"><a name="boost_asio.reference.windows__basic_overlapped_handle.member_functions"></a></span><a class="link" href="windows__basic_overlapped_handle.html#boost_asio.reference.windows__basic_overlapped_handle.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__basic_overlapped_handle/assign.html" title="windows::basic_overlapped_handle::assign"><span class="bold"><strong>assign</strong></span></a>
</p>
</td>
<td>
<p>
Assign an existing native handle to the handle.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__basic_overlapped_handle/basic_overlapped_handle.html" title="windows::basic_overlapped_handle::basic_overlapped_handle"><span class="bold"><strong>basic_overlapped_handle</strong></span></a> <span class="silver">[constructor]</span>
</p>
</td>
<td>
<p>
Construct an overlapped handle without opening it. <br> <span class="silver"></span><br>
Construct an overlapped handle on an existing native handle. <br>
<span class="silver"></span><br> Move-construct an overlapped handle from another.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__basic_overlapped_handle/cancel.html" title="windows::basic_overlapped_handle::cancel"><span class="bold"><strong>cancel</strong></span></a>
</p>
</td>
<td>
<p>
Cancel all asynchronous operations associated with the handle.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__basic_overlapped_handle/close.html" title="windows::basic_overlapped_handle::close"><span class="bold"><strong>close</strong></span></a>
</p>
</td>
<td>
<p>
Close the handle.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__basic_overlapped_handle/get_executor.html" title="windows::basic_overlapped_handle::get_executor"><span class="bold"><strong>get_executor</strong></span></a>
</p>
</td>
<td>
<p>
Get the executor associated with the object.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__basic_overlapped_handle/is_open.html" title="windows::basic_overlapped_handle::is_open"><span class="bold"><strong>is_open</strong></span></a>
</p>
</td>
<td>
<p>
Determine whether the handle is open.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__basic_overlapped_handle/lowest_layer.html" title="windows::basic_overlapped_handle::lowest_layer"><span class="bold"><strong>lowest_layer</strong></span></a>
</p>
</td>
<td>
<p>
Get a reference to the lowest layer. <br> <span class="silver"></span><br> Get a const
reference to the lowest layer.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__basic_overlapped_handle/native_handle.html" title="windows::basic_overlapped_handle::native_handle"><span class="bold"><strong>native_handle</strong></span></a>
</p>
</td>
<td>
<p>
Get the native handle representation.
</p>
</td>
</tr>
<tr>
<td>
<p>
<a class="link" href="windows__basic_overlapped_handle/operator_eq_.html" title="windows::basic_overlapped_handle::operator="><span class="bold"><strong>operator=</strong></span></a>
</p>
</td>
<td>
<p>
Move-assign an overlapped handle from another.
</p>
</td>
</tr>
</tbody>
</table></div>
<h5>
<a name="boost_asio.reference.windows__basic_overlapped_handle.h2"></a>
<span class="phrase"><a name="boost_asio.reference.windows__basic_overlapped_handle.protected_member_functions"></a></span><a class="link" href="windows__basic_overlapped_handle.html#boost_asio.reference.windows__basic_overlapped_handle.protected_member_functions">Protected
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__basic_overlapped_handle/_basic_overlapped_handle.html" title="windows::basic_overlapped_handle::~basic_overlapped_handle"><span class="bold"><strong>~basic_overlapped_handle</strong></span></a> <span class="silver">[destructor]</span>
</p>
</td>
<td>
<p>
Protected destructor to prevent deletion through this type.
</p>
</td>
</tr></tbody>
</table></div>
<p>
The <a class="link" href="windows__overlapped_handle.html" title="windows::overlapped_handle"><code class="computeroutput">windows::overlapped_handle</code></a>
class provides the ability to wrap a Windows handle. The underlying object
referred to by the handle must support overlapped I/O.
</p>
<h5>
<a name="boost_asio.reference.windows__basic_overlapped_handle.h3"></a>
<span class="phrase"><a name="boost_asio.reference.windows__basic_overlapped_handle.thread_safety"></a></span><a class="link" href="windows__basic_overlapped_handle.html#boost_asio.reference.windows__basic_overlapped_handle.thread_safety">Thread
Safety</a>
</h5>
<p>
<span class="emphasis"><em>Distinct</em></span> <span class="emphasis"><em>objects:</em></span> Safe.
</p>
<p>
<span class="emphasis"><em>Shared</em></span> <span class="emphasis"><em>objects:</em></span> Unsafe.
</p>
<h5>
<a name="boost_asio.reference.windows__basic_overlapped_handle.h4"></a>
<span class="phrase"><a name="boost_asio.reference.windows__basic_overlapped_handle.requirements"></a></span><a class="link" href="windows__basic_overlapped_handle.html#boost_asio.reference.windows__basic_overlapped_handle.requirements">Requirements</a>
</h5>
<p>
<span class="emphasis"><em>Header: </em></span><code class="literal">boost/asio/windows/basic_overlapped_handle.hpp</code>
</p>
<p>
<span class="emphasis"><em>Convenience header: </em></span><code class="literal">boost/asio.hpp</code>
</p>
</div>
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<td align="right"><div class="copyright-footer">Copyright © 2003-2021 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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