php-doc-en/reference/blenc/functions/blenc-encrypt.xml
Christoph Michael Becker a5d1e6e1db Fix typos and markup
Patch provided by Andrey Gromov.

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@340436 c90b9560-bf6c-de11-be94-00142212c4b1
2016-10-11 14:11:26 +00:00

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XML

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.blenc-encrypt" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>blenc_encrypt</refname>
<refpurpose>
Encrypt a PHP script with BLENC.
</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>string</type><methodname>blenc_encrypt</methodname>
<methodparam><type>string</type><parameter>plaintext</parameter></methodparam>
<methodparam><type>string</type><parameter>encodedfile</parameter></methodparam>
<methodparam choice="opt"><type>string</type><parameter>encryption_key</parameter></methodparam>
</methodsynopsis>
<para>
Encrypt the <parameter>plaintext</parameter> content and write it into <parameter>encodedfile</parameter>
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term>
<parameter>plaintext</parameter>
</term>
<listitem>
<para>
A source code to encrypt. Does not need to contain opening/closing PHP tags
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<parameter>encodedfile</parameter>
</term>
<listitem>
<para>
The filename where BLENC will save the encoded source.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<parameter>encryption_key</parameter>
</term>
<listitem>
<para>
The key that BLENC will use to encrypt plaintext content. If not given
BLENC will create a valid key.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
BLENC will return the redistributable key that must be saved into key_file:
the path of key_file is specified at runtime with the option blenc.key_file
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>blenc_encrypt</function> example </title>
<programlisting role="php">
<![CDATA[
<?php
/* read the PHP source code */
$source_code = file_get_contents("my_source_to_protect.php");
/* create the encrypted version */
$redistributable_key = blenc_encrypt($source_code, "my_source_encoded.php");
/* read which is the key_file */
$key_file = ini_get('blenc.key_file');
/* save the redistributable key */
file_put_contents($key_file, $redistributable_key, FILE_APPEND);
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
</refentry>
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