gnupg-decrypt.xml

<?xml version="1.0" encoding="utf-8"?>
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<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.gnupg-decrypt">
 <refnamediv>
  <refname>gnupg_decrypt</refname>
  <refpurpose>Decrypts a given text</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type class="union"><type>string</type><type>false</type></type><methodname>gnupg_decrypt</methodname>
   <methodparam><type>resource</type><parameter>identifier</parameter></methodparam>
   <methodparam><type>string</type><parameter>text</parameter></methodparam>
  </methodsynopsis>
  <para>
   Decrypts the given text with the keys, which were set with <link
   linkend="function.gnupg-adddecryptkey">gnupg_adddecryptkey</link> before.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>identifier</parameter></term>
     <listitem>
      &gnupg.identifier;
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>text</parameter></term>
     <listitem>
      <para>
       The text being decrypted.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   On success, this function returns the decrypted text.
   On failure, this function returns &false;.
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Procedural <function>gnupg_decrypt</function> example</title>
    <programlisting role="php">
<![CDATA[
<?php
$res = gnupg_init();
gnupg_adddecryptkey($res,"8660281B6051D071D94B5B230549F9DC851566DC","test");
$plain = gnupg_decrypt($res,$encrypted_text);
echo $plain;
?>
]]>
    </programlisting>
   </example>
   <example>
    <title>OO <function>gnupg_decrypt</function> example</title>
    <programlisting role="php">
<![CDATA[
<?php
$gpg = new gnupg();
$gpg->adddecryptkey("8660281B6051D071D94B5B230549F9DC851566DC","test");
$plain = $gpg->decrypt($encrypted_text);
echo $plain;
?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>
</refentry>

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