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https://github.com/php/doc-es.git
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158 lines
4.1 KiB
XML
158 lines
4.1 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 0c9c2dd669fe9395eaa73d487fbd160f9057429a Maintainer: PhilDaiguille Status: ready -->
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<!-- Reviewed: yes -->
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<refentry xml:id="function.stream-socket-pair" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>stream_socket_pair</refname>
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<refpurpose>
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Crea un par de sockets conectados e inseparables
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</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 class="union"><type>array</type><type>false</type></type><methodname>stream_socket_pair</methodname>
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<methodparam><type>int</type><parameter>domain</parameter></methodparam>
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<methodparam><type>int</type><parameter>type</parameter></methodparam>
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<methodparam><type>int</type><parameter>protocol</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>stream_socket_pair</function> crea un par de sockets conectados
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e inseparables. Esta función se utiliza comúnmente en IPC
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(<literal>InterProcess Communication</literal>).
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</para>
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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>domain</parameter></term>
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<listitem>
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<para>
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La familia de protocolo a utilizar: <constant>STREAM_PF_INET</constant>,
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<constant>STREAM_PF_INET6</constant> o
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<constant>STREAM_PF_UNIX</constant>
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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>type</parameter></term>
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<listitem>
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<para>
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El tipo de comunicación a utilizar:
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<constant>STREAM_SOCK_DGRAM</constant>,
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<constant>STREAM_SOCK_RAW</constant>,
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<constant>STREAM_SOCK_RDM</constant>,
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<constant>STREAM_SOCK_SEQPACKET</constant> o
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<constant>STREAM_SOCK_STREAM</constant>
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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>protocol</parameter></term>
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<listitem>
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<para>
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El protocolo a utilizar: <constant>STREAM_IPPROTO_ICMP</constant>,
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<constant>STREAM_IPPROTO_IP</constant>,
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<constant>STREAM_IPPROTO_RAW</constant>,
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<constant>STREAM_IPPROTO_TCP</constant> o
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<constant>STREAM_IPPROTO_UDP</constant>
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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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<note>
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<simpara>
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Consulte la <link linkend="stream.constants">lista de constantes de flujo</link>
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para más detalles sobre cada constante.
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</simpara>
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</note>
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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 &array; que contiene los recursos de los dos sockets en caso de éxito, o
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&false; en caso de fallo.
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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 con <function>stream_socket_pair</function></title>
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<para>
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Este ejemplo muestra un uso básico de
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<function>stream_socket_pair</function> en una comunicación interprocesos.
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</para>
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<programlisting role="php">
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<![CDATA[
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<?php
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$sockets = stream_socket_pair(STREAM_PF_UNIX, STREAM_SOCK_STREAM, STREAM_IPPROTO_IP);
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$pid = pcntl_fork();
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if ($pid == -1) {
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die('Imposible bifurcar');
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} else if ($pid) {
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/* padre */
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fclose($sockets[0]);
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fwrite($sockets[1], "PID hijo: $pid\n");
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echo fgets($sockets[1]);
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fclose($sockets[1]);
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} else {
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/* hijo */
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fclose($sockets[1]);
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fwrite($sockets[0], "mensaje del hijo\n");
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echo fgets($sockets[0]);
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fclose($sockets[0]);
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}
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?>
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]]>
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</programlisting>
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&example.outputs.similar;
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<screen>
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<![CDATA[
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PID hijo: 1378
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mensaje del hijo
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]]>
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</screen>
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</example>
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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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