<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>evp</title>
<meta name="GENERATOR" content="Modular DocBook HTML Stylesheet Version 1.7">
<link rel="HOME" title="XML Security Library Reference Manual" href="index.html">
<link rel="UP" title="XML Security Library for OpenSLL API Reference." href="xmlsec-openssl-ref.html">
<link rel="PREVIOUS" title="crypto" href="xmlsec-openssl-crypto.html">
<link rel="NEXT" title="x509" href="xmlsec-openssl-x509.html">
<meta name="GENERATOR" content="GTK-Doc V1.2 (SGML mode)">
<style type="text/css">.synopsis, .classsynopsis {
background: #eeeeee;
border: solid 1px #aaaaaa;
padding: 0.5em;
}
.programlisting {
background: #eeeeff;
border: solid 1px #aaaaff;
padding: 0.5em;
}
.variablelist {
padding: 4px;
margin-left: 3em;
}
.navigation {
background: #ffeeee;
border: solid 1px #ffaaaa;
margin-top: 0.5em;
margin-bottom: 0.5em;
}
.navigation a {
color: #770000;
}
.navigation a:visited {
color: #550000;
}
.navigation .title {
font-size: 200%;
}</style>
</head>
<body><table witdh="100%" valign="top"><tr valign="top">
<td valign="top" align="left" width="210">
<img src="../images/logo.gif" alt="XML Security Library" border="0"><p></p>
<ul>
<li><a href="../index.html">Home</a></li>
<li><a href="../download.html">Download</a></li>
<li><a href="../news.html">News</a></li>
<li><a href="../documentation.html">Documentation</a></li>
<ul>
<li><a href="../faq.html">FAQ</a></li>
<li><a href="../api/xmlsec-notes.html">Tutorial</a></li>
<li><a href="../api/xmlsec-reference.html">API reference</a></li>
<li><a href="../api/xmlsec-examples.html">Examples</a></li>
</ul>
<li><a href="../xmldsig.html">XML Digital Signature</a></li>
<ul><li><a href="http://www.aleksey.com/xmlsec/xmldsig-verifier.html">Online Verifier</a></li></ul>
<li><a href="../xmlenc.html">XML Encryption</a></li>
<li><a href="../c14n.html">XML Canonicalization</a></li>
<li><a href="../bugs.html">Reporting Bugs</a></li>
<li><a href="http://www.aleksey.com/pipermail/xmlsec">Mailing list</a></li>
<li><a href="../related.html">Related</a></li>
<li><a href="../authors.html">Authors</a></li>
</ul>
<table width="100%">
<tr>
<td width="15"></td>
<td><a href="http://xmlsoft.org/"><img src="../images/libxml2-logo.png" alt="LibXML2" border="0"></a></td>
</tr>
<tr>
<td width="15"></td>
<td><a href="http://xmlsoft.org/XSLT"><img src="../images/libxslt-logo.png" alt="LibXSLT" border="0"></a></td>
</tr>
<tr>
<td width="15"></td>
<td><a href="http://www.openssl.org/"><img src="../images/openssl-logo.png" alt="OpenSSL" border="0"></a></td>
</tr>
<!--Links - start--><!--Links - end-->
</table>
</td>
<td valign="top"><table width="100%" valign="top"><tr><td valign="top" align="left" id="xmlsecContent">
<table width="100%" class="navigation" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle">
<td><a accesskey="p" href="xmlsec-openssl-crypto.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td>
<td><a accesskey="u" href="xmlsec-openssl-ref.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td>
<td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td>
<th width="100%" align="center">XML Security Library Reference Manual</th>
<td><a accesskey="n" href="xmlsec-openssl-x509.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td>
</tr></table>
<h1>
<a name="XMLSEC-OPENSSL-EVP"></a>evp</h1>
<div class="REFNAMEDIV">
<a name="AEN24468"></a><h2>Name</h2>evp--EVP keys data implementation.</div>
<div class="REFSYNOPSISDIV">
<a name="AEN24471"></a><h2>Synopsis</h2>
<pre class="SYNOPSIS">
<font>int</font> <a href="xmlsec-openssl-evp.html#XMLSECOPENSSLEVPKEYDATAADOPTEVP">xmlSecOpenSSLEvpKeyDataAdoptEvp</a> (<a href="xmlsec-keysdata.html#XMLSECKEYDATA">xmlSecKeyDataPtr</a> data,
<font>EVP_PKEY</font> *pKey);
<font>EVP_PKEY</font>* <a href="xmlsec-openssl-evp.html#XMLSECOPENSSLEVPKEYDATAGETEVP">xmlSecOpenSSLEvpKeyDataGetEvp</a> (<a href="xmlsec-keysdata.html#XMLSECKEYDATA">xmlSecKeyDataPtr</a> data);
<font>EVP_PKEY</font>* <a href="xmlsec-openssl-evp.html#XMLSECOPENSSLEVPKEYDUP">xmlSecOpenSSLEvpKeyDup</a> (<font>EVP_PKEY</font> *pKey);
<a href="xmlsec-keysdata.html#XMLSECKEYDATA">xmlSecKeyDataPtr</a> <a href="xmlsec-openssl-evp.html#XMLSECOPENSSLEVPKEYADOPT">xmlSecOpenSSLEvpKeyAdopt</a> (<font>EVP_PKEY</font> *pKey);</pre>
</div>
<div class="REFSECT1">
<a name="AEN24487"></a><h2>Description</h2>
<p>EVP keys data implementation.</p>
</div>
<div class="REFSECT1">
<a name="AEN24490"></a><h2>Details</h2>
<div class="REFSECT2">
<a name="AEN24492"></a><h3>
<a name="XMLSECOPENSSLEVPKEYDATAADOPTEVP"></a>xmlSecOpenSSLEvpKeyDataAdoptEvp ()</h3>
<pre class="PROGRAMLISTING"><font>int</font> xmlSecOpenSSLEvpKeyDataAdoptEvp (<a href="xmlsec-keysdata.html#XMLSECKEYDATA">xmlSecKeyDataPtr</a> data,
<font>EVP_PKEY</font> *pKey);</pre>
<p>Sets the value of key data.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN24504"><span style="white-space: nowrap"><var class="PARAMETER">data</var>:</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to OpenSSL EVP key data.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN24509"><span style="white-space: nowrap"><var class="PARAMETER">pKey</var>:</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to EVP key.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN24514"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p>0 on success or a negative value otherwise.</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="AEN24519"></a><h3>
<a name="XMLSECOPENSSLEVPKEYDATAGETEVP"></a>xmlSecOpenSSLEvpKeyDataGetEvp ()</h3>
<pre class="PROGRAMLISTING"><font>EVP_PKEY</font>* xmlSecOpenSSLEvpKeyDataGetEvp (<a href="xmlsec-keysdata.html#XMLSECKEYDATA">xmlSecKeyDataPtr</a> data);</pre>
<p>Gets the EVP_PKEY from the key data.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN24530"><span style="white-space: nowrap"><var class="PARAMETER">data</var>:</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to OpenSSL EVP data.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN24535"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p>pointer to EVP_PKEY or NULL if an error occurs.</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="AEN24540"></a><h3>
<a name="XMLSECOPENSSLEVPKEYDUP"></a>xmlSecOpenSSLEvpKeyDup ()</h3>
<pre class="PROGRAMLISTING"><font>EVP_PKEY</font>* xmlSecOpenSSLEvpKeyDup (<font>EVP_PKEY</font> *pKey);</pre>
<p>Duplicates <var class="PARAMETER">pKey</var>.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN24552"><span style="white-space: nowrap"><var class="PARAMETER">pKey</var>:</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to EVP_PKEY.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN24557"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p>pointer to newly created EVP_PKEY object or NULL if an error occurs.</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="AEN24562"></a><h3>
<a name="XMLSECOPENSSLEVPKEYADOPT"></a>xmlSecOpenSSLEvpKeyAdopt ()</h3>
<pre class="PROGRAMLISTING"><a href="xmlsec-keysdata.html#XMLSECKEYDATA">xmlSecKeyDataPtr</a> xmlSecOpenSSLEvpKeyAdopt (<font>EVP_PKEY</font> *pKey);</pre>
<p>Creates xmlsec key object from OpenSSL key object.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN24573"><span style="white-space: nowrap"><var class="PARAMETER">pKey</var>:</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to EVP_PKEY.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN24578"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p>pointer to newly created xmlsec key or NULL if an error occurs.</p></td>
</tr>
</tbody></table>
</div>
</div>
<table class="navigation" width="100%" summary="Navigation footer" cellpadding="2" cellspacing="2"><tr valign="middle">
<td align="left"><a accesskey="p" href="xmlsec-openssl-crypto.html"><b><<<crypto</b></a></td>
<td align="right"><a accesskey="n" href="xmlsec-openssl-x509.html"><b>x509>>></b></a></td>
</tr></table>
</td></tr></table></td>
</tr></table></body>
</html>
