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<li><a href="#NAME">NAME</a></li>
<li><a href="#SYNOPSIS">SYNOPSIS</a></li>
<li><a href="#DESCRIPTION">DESCRIPTION</a></li>
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<h1 id="NAME">NAME</h1>
<p>DTLS_get_data_mtu - Get maximum data payload size</p>
<h1 id="SYNOPSIS">SYNOPSIS</h1>
<pre><code> #include <openssl/ssl.h>
size_t DTLS_get_data_mtu(const SSL *ssl);</code></pre>
<h1 id="DESCRIPTION">DESCRIPTION</h1>
<p>This function obtains the maximum data payload size for the established DTLS connection <b>ssl</b>, based on the DTLS record MTU and the overhead of the DTLS record header, encryption and authentication currently in use.</p>
<h1 id="RETURN-VALUES">RETURN VALUES</h1>
<p>Returns the maximum data payload size on success, or 0 on failure.</p>
<h1 id="HISTORY">HISTORY</h1>
<p>The DTLS_get_data_mtu() function was added in OpenSSL 1.1.1.</p>
<h1 id="COPYRIGHT">COPYRIGHT</h1>
<p>Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.</p>
<p>Licensed under the OpenSSL license (the "License"). You may not use this file except in compliance with the License. You can obtain a copy in the file LICENSE in the source distribution or at <a href="https://www.openssl.org/source/license.html">https://www.openssl.org/source/license.html</a>.</p>
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