openssl-spki-verify.xml

<?xml version="1.0" encoding="utf-8"?>
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<!-- EN-Revision: 7f99d5e488d161ce3b12d1dae405a283728933c3 Maintainer: yannick Status: ready -->
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<refentry xml:id="function.openssl-spki-verify" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>openssl_spki_verify</refname>
  <refpurpose>Vérifie une clé publique signée, et effectue un challenge</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>openssl_spki_verify</methodname>
   <methodparam><type>string</type><parameter>spki</parameter></methodparam>
  </methodsynopsis>
  <para>
   Vérifie une clé publique signée, et effectue un challenge.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <variablelist>
    <varlistentry>
     <term><parameter>spki</parameter></term>
     <listitem>
      <para>
       Une clé publique signée valide
      </para>
     </listitem>
    </varlistentry>
  </variablelist>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.success;
  </para>
 </refsect1>

  <refsect1 role="errors">
  &reftitle.errors;
  <para>
   Émets une alerte de niveau <constant>E_WARNING</constant> si un
   argument invalide est passé au paramètre <parameter>spkac</parameter> parameter.
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <example xml:id="openssl_spki_verify.example.basic">
   <title>Exemple avec <function>openssl_spki_verify</function></title>
   <para>
    Valide une clé publique signée existante et effectue un challenge
   </para>
   <programlisting role="php">
<![CDATA[
<?php
$pkey = openssl_pkey_new('secret password');
$spkac = openssl_spki_new($pkey, 'challenge string');

if (openssl_spki_verify(preg_replace('/SPKAC=/', '', $spkac))) {
    echo $spkac;
} else {
    echo "SPKAC validation failed";
}
?>
]]>
   </programlisting>
  </example>
  <example xml:id="openssl_spki_verify.example.keygen">
   <title>Exemple avec <function>openssl_spki_verify</function> depuis &lt;keygen&gt;</title>
   <para>
    Valide une clé publique signée existante issue d'un élément &lt;keygen&gt;
   </para>
   <programlisting role="php">
<![CDATA[
<?php
if (openssl_spki_verify(preg_replace('/SPKAC=/', '', $_POST['spkac']))) {
    echo $spkac;
} else {
    echo "SPKAC validation failed";
}
?>
<keygen name="spkac" challenge="challenge string" keytype="RSA">
]]>
   </programlisting>
  </example>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>openssl_spki_new</function></member>
    <member><function>openssl_spki_export_challenge</function></member>
    <member><function>openssl_spki_export</function></member>
    <member><function>openssl_get_md_methods</function></member>
    <member><function>openssl_csr_new</function></member>
    <member><function>openssl_csr_sign</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>
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