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<title>ssl::context::set_verify_callback (1 of 2 overloads)</title>
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<a name="boost_asio.reference.ssl__context.set_verify_callback.overload1"></a><a class="link" href="overload1.html" title="ssl::context::set_verify_callback (1 of 2 overloads)">ssl::context::set_verify_callback
(1 of 2 overloads)</a>
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<p>
Set the callback used to verify peer certificates.
</p>
<pre class="programlisting"><span class="keyword">template</span><span class="special"><</span>
<span class="keyword">typename</span> <span class="identifier">VerifyCallback</span><span class="special">></span>
<span class="keyword">void</span> <span class="identifier">set_verify_callback</span><span class="special">(</span>
<span class="identifier">VerifyCallback</span> <span class="identifier">callback</span><span class="special">);</span>
</pre>
<p>
This function is used to specify a callback function that will be called
by the implementation when it needs to verify a peer certificate.
</p>
<h6>
<a name="boost_asio.reference.ssl__context.set_verify_callback.overload1.h0"></a>
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</h6>
<div class="variablelist">
<p class="title"><b></b></p>
<dl class="variablelist">
<dt><span class="term">callback</span></dt>
<dd>
<p>
The function object to be used for verifying a certificate. The
function signature of the handler must be:
</p>
<pre class="programlisting"><span class="keyword">bool</span> <span class="identifier">verify_callback</span><span class="special">(</span>
<span class="keyword">bool</span> <span class="identifier">preverified</span><span class="special">,</span> <span class="comment">// True if the certificate passed pre-verification.</span>
<span class="identifier">verify_context</span><span class="special">&</span> <span class="identifier">ctx</span> <span class="comment">// The peer certificate and other context.</span>
<span class="special">);</span>
</pre>
<p>
The return value of the callback is true if the certificate has
passed verification, false otherwise.
</p>
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<a name="boost_asio.reference.ssl__context.set_verify_callback.overload1.h1"></a>
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<dt><span class="term">boost::system::system_error</span></dt>
<dd><p>
Thrown on failure.
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<a name="boost_asio.reference.ssl__context.set_verify_callback.overload1.h2"></a>
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</h6>
<p>
Calls <code class="computeroutput"><span class="identifier">SSL_CTX_set_verify</span></code>.
</p>
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<td align="right"><div class="copyright-footer">Copyright © 2003-2013 Christopher M. Kohlhoff<p>
Distributed under the Boost Software License, Version 1.0. (See accompanying
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