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<?xml version="1.0" encoding="ISO-8859-1"?>
<!--
-
- This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
- project.
-
- Copyright (C) 1998-2018 OpenLink Software
-
- This project is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by the
- Free Software Foundation; only version 2 of the License, dated June 1991.
-
- This program is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License along
- with this program; if not, write to the Free Software Foundation, Inc.,
- 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-
-
-->
<refentry id="fn_xenc_get_key_algo">
<refmeta>
<refentrytitle>xenc_get_key_algo</refentrytitle>
<refmiscinfo>hash</refmiscinfo>
</refmeta>
<refnamediv>
<refname>xenc_get_key_algo</refname>
<refpurpose>Determine XML signature algorithm of a key</refpurpose>
</refnamediv>
<refsynopsisdiv>
<funcsynopsis id="fsyn_xenc_get_key_algo">
<funcprototype id="fproto_xenc_get_key_algo">
<funcdef>varchar <function>xenc_get_key_algo</function></funcdef>
<paramdef>in <parameter>key_name</parameter> varchar</paramdef>
</funcprototype>
</funcsynopsis>
</refsynopsisdiv>
<refsect1 id="desc_xenc_get_key_algo">
<title>Description</title>
<para>The function is used to determine signing algorithm supported by given key.</para>
</refsect1>
<refsect1 id="params_xenc_get_key_algo">
<title>Parameters</title>
<refsect2><title>key_name</title>
<para>Name of a key from user's space.</para>
</refsect2>
</refsect1>
<refsect1 id="ret_xenc_get_key_algo"><title>Return Types</title>
<para>The function returns string containing algorithm identifier
value as described in
<ulink url="http://www.w3.org/TR/xmldsig-core/">http://www.w3.org/TR/xmldsig-core</ulink>.</para>
</refsect1>
<refsect1 id="examples_xenc_get_key_algo">
<title>Examples</title>
<example id="ex_xenc_get_key_algo"><title>Determine signing algorithm of a key</title>
<screen><![CDATA[
SQL> select xenc_get_key_algo ('myKey');
callret
VARCHAR
_______________________________________________________________________________
http://www.w3.org/2000/09/xmldsig#dsa-sha1
]]>
</screen>
</example>
</refsect1>
<refsect1 id="seealso_xenc_get_key_algo">
<title>See Also</title>
<para><link linkend="fn_dsig_template_ext"><function>dsig_template_ext()</function></link></para>
<para><link linkend="fn_xenc_get_key_identifier"><function>xenc_get_key_identifier()</function></link></para>
</refsect1>
</refentry>
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