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git-svn-id: https://svn.php.net/repository/phpdoc/es/trunk@334672 c90b9560-bf6c-de11-be94-00142212c4b1
138 lines
3.5 KiB
XML
138 lines
3.5 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: e41aab5ecacf449e51179886c17f1d41735b0234 Maintainer: jpberdejo Status: ready -->
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<!-- Reviewed: no -->
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<refentry xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://docbook.org/ns/docbook" xml:id="function.sha1-file">
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<refnamediv>
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<refname>sha1_file</refname>
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<refpurpose>Calcula el hash sha1 de un archivo</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type>string</type><methodname>sha1_file</methodname>
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<methodparam><type>string</type><parameter>filename</parameter></methodparam>
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<methodparam choice="opt"><type>bool</type><parameter>raw_output</parameter><initializer>false</initializer></methodparam>
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</methodsynopsis>
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<simpara>
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Calcula el hash sha1 del archivo especificado mediante
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<parameter>filename</parameter> utilizando el
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<link xlink:href="&url.rfc;3174">algoritmo de hash seguro 1 de US</link>
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y devuelve ese hash. El hash es un número hexadecimal de 40 caracteres.
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</simpara>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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<varlistentry>
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<term><parameter>filename</parameter></term>
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<listitem>
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<para>
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El nombre del archivo para el hash.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><parameter>raw_output</parameter></term>
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<listitem>
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<para>
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Cuando es &true;, devuelve el resumen en formato binario sin tratar con una
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longitud de 20.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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Devuelve un string cuando es exitoso o &false; si no es así.
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</para>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title>Ejemplo de <function>sha1_file</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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foreach(glob('/home/Kalle/myproject/*.php') as $ent)
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{
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if(is_dir($ent))
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{
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continue;
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}
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echo $ent . ' (SHA1: ' . sha1_file($ent) . ')', PHP_EOL;
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}
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?>
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]]>
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</programlisting>
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</example>
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</para>
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</refsect1>
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<refsect1 role="changelog">
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&reftitle.changelog;
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<para>
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<informaltable>
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<tgroup cols="2">
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<thead>
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<row>
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<entry>&Version;</entry>
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<entry>&Description;</entry>
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</row>
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</thead>
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<tbody>
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<row>
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<entry>5.1.0</entry>
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<entry>
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Cambiada la función para utilizar el API de flujo de datos. Esto significa que se puede utilizar
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con envolturas, como en <literal>sha1_file('http://ejemplo.com/..')</literal>
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</entry>
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</row>
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</tbody>
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</tgroup>
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</informaltable>
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</para>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><function>sha1</function></member>
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<member><function>md5_file</function></member>
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<member><function>crc32</function></member>
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</simplelist>
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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