php-doc-en/reference/password/functions/password-needs-rehash.xml
2013-06-21 12:24:55 +00:00

84 lines
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XML

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.password-needs-rehash" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>password_needs_rehash</refname>
<refpurpose>Checks if the given hash matches the given options</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>boolean</type><methodname>password_needs_rehash</methodname>
<methodparam><type>string</type><parameter>hash</parameter></methodparam>
<methodparam><type>string</type><parameter>algo</parameter></methodparam>
<methodparam choice="opt"><type>string</type><parameter>options</parameter></methodparam>
</methodsynopsis>
<para>
This function checks to see if the supplied hash implements the algorithm
and options provided. If not, it is assumed that the hash needs to be
rehashed.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<variablelist>
<varlistentry>
<term><parameter>hash</parameter></term>
<listitem>
<para>
&password.parameter.hash;
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>algo</parameter></term>
<listitem>
<para>
&password.parameter.algo;
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>options</parameter></term>
<listitem>
<para>
&password.parameter.options;
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns &true; if the hash should be rehashed to match the given
<parameter>algo</parameter> and <parameter>options</parameter>, or &false;
otherwise.
</para>
</refsect1>
</refentry>
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