php-doc-en/reference/mcrypt/functions/mcrypt-decrypt.xml
Adam Harvey d860e9cfc0 Perform a bit of a cleanup of mcrypt parameter descriptions and naming,
including adding some language snippets for commonly reused parameters.

Fixes doc bug  ($mode instead of $module in mcrypt-get-key-size).


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@328278 c90b9560-bf6c-de11-be94-00142212c4b1
2012-11-08 02:16:24 +00:00

94 lines
2.7 KiB
XML

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.mcrypt-decrypt" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>mcrypt_decrypt</refname>
<refpurpose>Decrypts crypttext with given parameters</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>string</type><methodname>mcrypt_decrypt</methodname>
<methodparam><type>string</type><parameter>cipher</parameter></methodparam>
<methodparam><type>string</type><parameter>key</parameter></methodparam>
<methodparam><type>string</type><parameter>data</parameter></methodparam>
<methodparam><type>string</type><parameter>mode</parameter></methodparam>
<methodparam choice="opt"><type>string</type><parameter>iv</parameter></methodparam>
</methodsynopsis>
<para>
Decrypts the <parameter>data</parameter> and returns the unencrypted data.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>cipher</parameter></term>
<listitem>
&mcrypt.parameter.cipher;
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>key</parameter></term>
<listitem>
<para>
The key with which the data was encrypted. If it's smaller
than the required keysize, it is padded with
'<literal>\0</literal>'.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>data</parameter></term>
<listitem>
<para>
The data that will be decrypted with the given <parameter>cipher</parameter>
and <parameter>mode</parameter>. If the size of the data is not n * blocksize,
the data will be padded with '<literal>\0</literal>'.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>mode</parameter></term>
<listitem>
&mcrypt.parameter.mode;
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>iv</parameter></term>
<listitem>
&mcrypt.parameter.iv;
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns the decrypted data as a string.
</para>
</refsect1>
</refentry>
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