InternetProtocol.html
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<title>Internet protocol requirements</title>
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<div class="section">
<div class="titlepage"><div><div><h3 class="title">
<a name="asio.reference.InternetProtocol"></a><a class="link" href="InternetProtocol.html" title="Internet protocol requirements">Internet protocol requirements</a>
</h3></div></div></div>
<p>
A type <code class="computeroutput">X</code> meets the <code class="computeroutput">InternetProtocol</code> requirements
if it satisfies the requirements of <a class="link" href="AcceptableProtocol.html" title="Acceptable protocol requirements"><code class="computeroutput">AcceptableProtocol</code></a>,
as well as the additional requirements listed below.
</p>
<p>
In the table below, <code class="computeroutput">a</code> denotes a (possibly const) value of type
<code class="computeroutput">X</code>, and <code class="computeroutput">b</code> denotes a (possibly const) value of type
<code class="computeroutput">X</code>.
</p>
<div class="table">
<a name="asio.reference.InternetProtocol.t0"></a><p class="title"><b>Table 19. InternetProtocol requirements</b></p>
<div class="table-contents"><table class="table" summary="InternetProtocol requirements">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
expression
</p>
</th>
<th>
<p>
return type
</p>
</th>
<th>
<p>
assertion/note<br> pre/post-conditions
</p>
</th>
</tr></thead>
<tbody>
<tr>
<td>
<p>
<code class="computeroutput">X::resolver</code>
</p>
</td>
<td>
<p>
<code class="computeroutput">ip::basic_resolver<X></code>
</p>
</td>
<td>
<p>
The type of a resolver for the protocol.
</p>
</td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput">X::v4()</code>
</p>
</td>
<td>
<p>
<code class="computeroutput">X</code>
</p>
</td>
<td>
<p>
Returns an object representing the IP version 4 protocol.
</p>
</td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput">X::v6()</code>
</p>
</td>
<td>
<p>
<code class="computeroutput">X</code>
</p>
</td>
<td>
<p>
Returns an object representing the IP version 6 protocol.
</p>
</td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput">a == b</code>
</p>
</td>
<td>
<p>
convertible to <code class="computeroutput">bool</code>
</p>
</td>
<td>
<p>
Returns <code class="computeroutput">true</code> if <code class="computeroutput">a</code> and <code class="computeroutput">b</code>
represent the same IP protocol version, otherwise <code class="computeroutput">false</code>.
</p>
</td>
</tr>
<tr>
<td>
<p>
<code class="computeroutput">a != b</code>
</p>
</td>
<td>
<p>
convertible to <code class="computeroutput">bool</code>
</p>
</td>
<td>
<p>
Returns <code class="computeroutput">!(a == b)</code>.
</p>
</td>
</tr>
</tbody>
</table></div>
</div>
<br class="table-break">
</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 © 2003-2020 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>
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