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git-svn-id: https://svn.php.net/repository/phpdoc/es/trunk@334774 c90b9560-bf6c-de11-be94-00142212c4b1
181 lines
4.6 KiB
XML
181 lines
4.6 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 14af302c9c0e561fa6f9cdd956268758ba9a89c5 Maintainer: seros Status: ready -->
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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 pareja de flujos de socket conectados e indistinguibles
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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>array</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 pareja de flujos de
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socket conectados e indistinguibles. Esta fnción se usa normalmente en IPC
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(Inter-Process Communication, Comunicación entre Procesos).
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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 protocolos que se va a usar: <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 que se va a usar:
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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 que se va a usar: <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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Por favor, consulte la <link linkend="stream.constants">lista de constantes de
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Flujos</link> para más detalles de 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 <type>array</type> con los dos recursos de socket si se tuvo éxito, o
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&false; si falló.
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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>5.3.0</entry>
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<entry>
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Esta función ahora está disponible en plataformas Windows.
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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="examples">
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&reftitle.examples;
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<para>
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<example>
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<title>Un ejemplo de <function>stream_socket_pair</function></title>
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<para>
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Este ejemplo muestra el uso básico de
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<function>stream_socket_pair</function> en Comunciación entre Proceses (IPC).
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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 ($pid == -1) {
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die('no se pudo bifurcar');
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} else if ($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($sockets[0], "mensaje desde el hijo\n");
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echo fgets($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 desde el 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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