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<div id="class.eventdnsbase" class="reference">
 <h1 class="title">La clase EventDnsBase</h1>
 
 <div class="partintro"><p class="verinfo">(PECL event &gt;= 1.2.6-beta)</p>

  <div class="section" id="eventdnsbase.intro">
   <h2 class="title">Introducción</h2>
   <p class="para">
    Representa la estructura base DNS de Libevent. Utilizada para
    resolver DNS de forma asíncrona, para analizar ficheros
    de configuración como resolv.conf etc.
   </p>
  </div>

  <div class="section" id="eventdnsbase.synopsis">
   <h2 class="title">Sinopsis de la Clase</h2>


   <div class="classsynopsis">
    <span class="ooclass">
     <strong class="classname"></strong>
    </span>

    <div class="classsynopsisinfo">
     <span class="ooclass">
      <span class="modifier">final</span>
      <span class="modifier">class</span> <strong class="classname">EventDnsBase</strong>
     </span>
     {</div>

    <div class="classsynopsisinfo classsynopsisinfo_comment">/* Constantes */</div>
    <div class="fieldsynopsis">
     <span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.eventdnsbase.php#eventdnsbase.constants.option-search"><var class="varname">OPTION_SEARCH</var></a></var><span class="initializer"> = 1</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.eventdnsbase.php#eventdnsbase.constants.option-nameservers"><var class="varname">OPTION_NAMESERVERS</var></a></var><span class="initializer"> = 2</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.eventdnsbase.php#eventdnsbase.constants.option-misc"><var class="varname">OPTION_MISC</var></a></var><span class="initializer"> = 4</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.eventdnsbase.php#eventdnsbase.constants.option-hostsfile"><var class="varname">OPTION_HOSTSFILE</var></a></var><span class="initializer"> = 8</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.eventdnsbase.php#eventdnsbase.constants.options-all"><var class="varname">OPTIONS_ALL</var></a></var><span class="initializer"> = 15</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.eventdnsbase.php#eventdnsbase.constants.disable-when-inactive"><var class="varname">DISABLE_WHEN_INACTIVE</var></a></var><span class="initializer"> = 32768</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.eventdnsbase.php#eventdnsbase.constants.initialize-nameservers"><var class="varname">INITIALIZE_NAMESERVERS</var></a></var><span class="initializer"> = 1</span>;</div>

    <div class="fieldsynopsis"><span class="modifier">const</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="fieldsynopsis_varname"><a href="class.eventdnsbase.php#eventdnsbase.constants.nameservers-no-default"><var class="varname">NAMESERVERS_NO_DEFAULT</var></a></var><span class="initializer"> = 65536</span>;</div>

    <div class="classsynopsisinfo classsynopsisinfo_comment">/* Métodos */</div>
    <div class="constructorsynopsis dc-description">
   <span class="modifier">public</span>
   <span class="methodname"><a href="eventdnsbase.construct.php" class="methodname">__construct</a></span>(<span class="methodparam">
    
    <span class="type"><a href="class.eventbase.php" class="type EventBase">EventBase</a></span> <code class="parameter">$base</code>
   </span>, <span class="methodparam">
    
    <span class="type"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span>|<span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></span> <code class="parameter">$initialize</code>
   </span>)</div>

    <div class="methodsynopsis dc-description"><span class="modifier">public</span>
   <span class="methodname"><a href="eventdnsbase.addnameserverip.php" class="methodname">addNameserverIp</a></span>(<span class="methodparam">
    
    <span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$ip</code>
   </span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span>
   <span class="methodname"><a href="eventdnsbase.addsearch.php" class="methodname">addSearch</a></span>(<span class="methodparam">
    
    <span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$domain</code>
   </span>): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span>
   <span class="methodname"><a href="eventdnsbase.clearsearch.php" class="methodname">clearSearch</a></span>(): <span class="type"><a href="language.types.void.php" class="type void">void</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span>
   <span class="methodname"><a href="eventdnsbase.countnameservers.php" class="methodname">countNameservers</a></span>(): <span class="type"><a href="language.types.integer.php" class="type int">int</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span>
   <span class="methodname"><a href="eventdnsbase.loadhosts.php" class="methodname">loadHosts</a></span>(<span class="methodparam">
    
    <span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$hosts</code>
   </span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span>
   <span class="methodname"><a href="eventdnsbase.parseresolvconf.php" class="methodname">parseResolvConf</a></span>(<span class="methodparam">
    
    <span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$flags</code>
   </span>, <span class="methodparam">
    
    <span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$filename</code>
   </span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span>
   <span class="methodname"><a href="eventdnsbase.setoption.php" class="methodname">setOption</a></span>(<span class="methodparam">
    
    <span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$option</code>
   </span>, <span class="methodparam">
    
    <span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$value</code>
   </span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span>
   <span class="methodname"><a href="eventdnsbase.setsearchndots.php" class="methodname">setSearchNdots</a></span>(<span class="methodparam">
    
    <span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$ndots</code>
   </span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

   }</div>
   
  </div>

  <div class="section" id="eventdnsbase.constants">
   <h2 class="title">Constantes predefinidas</h2>
   <dl>
    
     <dt id="eventdnsbase.constants.option-search">
      <strong><code><a href="class.eventdnsbase.php#eventdnsbase.constants.option-search">EventDnsBase::OPTION_SEARCH</a></code></strong>
     </dt>
     <dd>
      <p class="para">
       Solicita leer el dominio y buscar los campos desde el
       fichero <code class="literal">resolv.conf</code> y la opción
       <code class="literal">ndots</code>, y los utiliza para decidir qué dominio
       (si lo hay) debe ser utilizado para buscar los nombres de hosts
       que no están totalmente cualificados.
      </p>
     </dd>
    
    
     <dt id="eventdnsbase.constants.option-nameservers">
      <strong><code><a href="class.eventdnsbase.php#eventdnsbase.constants.option-nameservers">EventDnsBase::OPTION_NAMESERVERS</a></code></strong>
     </dt>
     <dd>
      <p class="para">
       Solicita conocer los nombres de los servidores desde el fichero
       <code class="literal">resolv.conf</code>.
      </p>
     </dd>
    
    
     <dt id="eventdnsbase.constants.option-misc">
      <strong><code><a href="class.eventdnsbase.php#eventdnsbase.constants.option-misc">EventDnsBase::OPTION_MISC</a></code></strong>
     </dt>
     <dd>
      <p class="para"/>
     </dd>
    
    
     <dt id="eventdnsbase.constants.option-hostsfile">
      <strong><code><a href="class.eventdnsbase.php#eventdnsbase.constants.option-hostsfile">EventDnsBase::OPTION_HOSTSFILE</a></code></strong>
     </dt>
     <dd>
      <p class="para">
       Solicita leer una lista de hosts desde el fichero
       <code class="literal">/etc/hosts</code> como parte de la
       carga del fichero <code class="literal">resolv.conf</code>.
      </p>
     </dd>
    
    
     <dt id="eventdnsbase.constants.options-all">
      <strong><code><a href="class.eventdnsbase.php#eventdnsbase.constants.options-all">EventDnsBase::OPTIONS_ALL</a></code></strong>
     </dt>
     <dd>
      <p class="para">
       Solicita conocer todo el contenido del fichero
       <code class="literal">resolv.conf</code>.
      </p>
     </dd>
    
    
     <dt id="eventdnsbase.constants.disable-when-inactive">
      <strong><code><a href="class.eventdnsbase.php#eventdnsbase.constants.disable-when-inactive">EventDnsBase::DISABLE_WHEN_INACTIVE</a></code></strong>
     </dt>
     <dd>
      <p class="para">
       No impide que el bucle de eventos de libevent termine cuando no se tienen peticiones DNS activas.
      </p>
     </dd>
    
    
     <dt id="eventdnsbase.constants.initialize-nameservers">
      <strong><code><a href="class.eventdnsbase.php#eventdnsbase.constants.initialize-nameservers">EventDnsBase::INITIALIZE_NAMESERVERS</a></code></strong>
     </dt>
     <dd>
      <p class="para">
       Procesar el fichero <code class="literal">resolv.conf</code>.
      </p>
     </dd>
    
    
     <dt id="eventdnsbase.constants.nameservers-no-default">
      <strong><code><a href="class.eventdnsbase.php#eventdnsbase.constants.nameservers-no-default">EventDnsBase::NAMESERVERS_NO_DEFAULT</a></code></strong>
     </dt>
     <dd>
      <p class="para">
       No añadir un servidor de nombres por omisión si no hay servidores de nombres en el fichero <code class="literal">resolv.conf</code>.
      </p>
     </dd>
    
   </dl>
  </div>

 </div>

 




































































<h2>Tabla de contenidos</h2><ul class="chunklist chunklist_reference"><li><a href="eventdnsbase.addnameserverip.php">EventDnsBase::addNameserverIp</a> — A&ntilde;ade un servidor de nombres a la base DNS</li><li><a href="eventdnsbase.addsearch.php">EventDnsBase::addSearch</a> — A&ntilde;ade un dominio a la lista de dominios utilizados para la b&uacute;squeda</li><li><a href="eventdnsbase.clearsearch.php">EventDnsBase::clearSearch</a> — Elimina todos los sufijos de b&uacute;squeda comunes</li><li><a href="eventdnsbase.construct.php">EventDnsBase::__construct</a> — Construye un objeto EventDnsBase</li><li><a href="eventdnsbase.countnameservers.php">EventDnsBase::countNameservers</a> — Recupera el n&uacute;mero de servidores de nombres configurados</li><li><a href="eventdnsbase.loadhosts.php">EventDnsBase::loadHosts</a> — Carga un fichero hosts (en el mismo formato que /etc/hosts)</li><li><a href="eventdnsbase.parseresolvconf.php">EventDnsBase::parseResolvConf</a> — Analiza el fichero resolv.conf</li><li><a href="eventdnsbase.setoption.php">EventDnsBase::setOption</a> — Define el valor de una opci&oacute;n de configuraci&oacute;n</li><li><a href="eventdnsbase.setsearchndots.php">EventDnsBase::setSearchNdots</a> — Define el par&aacute;metro 'ndots' para las b&uacute;squedas</li></ul>
</div>
<?php manual_footer($setup); ?>