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?>
<div id="stream.constants" class="appendix">
 <h1 class="title">Constantes pré-définies</h1>

 <p class="simpara">Ces constantes sont définies par cette
extension, et ne sont disponibles que si cette extension a été compilée avec
PHP, ou bien chargée au moment de l&#039;exécution.</p>
 <dl>
  <strong class="title">
   Options disponibles pour le <code class="parameter">flags</code> de
   <span class="function"><a href="function.stream-socket-client.php" class="function">stream_socket_client()</a></span>
  </strong>

  
   <dt id="constant.stream-client-async-connect">
    <strong><code><a href="stream.constants.php#constant.stream-client-async-connect">STREAM_CLIENT_ASYNC_CONNECT</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Ouvre la socket client de manière asynchrone.
     Cette option doit être utilisée avec le drapeau
     <strong><code><a href="stream.constants.php#constant.stream-client-connect">STREAM_CLIENT_CONNECT</a></code></strong>.
    </span>
   </dd>
  
  
   <dt id="constant.stream-client-connect">
    <strong><code><a href="stream.constants.php#constant.stream-client-connect">STREAM_CLIENT_CONNECT</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Ouvre la connexion de la socket client.
     Les sockets clients doivent toujours inclure ce drapeau.
    </span>
   </dd>
  
  
   <dt id="constant.stream-client-persistent">
    <strong><code><a href="stream.constants.php#constant.stream-client-persistent">STREAM_CLIENT_PERSISTENT</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     La socket client doit rester persistante entre les chargements de page.
    </span>
   </dd>
  
 </dl>

 <dl>
  <strong class="title">
   Drapeaux disponibles pour le paramètre <code class="parameter">flags</code> de la fonction
   <span class="function"><a href="function.stream-socket-server.php" class="function">stream_socket_server()</a></span>.
  </strong>

  
   <dt id="constant.stream-server-bind">
    <strong><code><a href="stream.constants.php#constant.stream-server-bind">STREAM_SERVER_BIND</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Indique qu’un flux doit se lier à la cible spécifiée.
     Les sockets serveur doivent toujours inclure ce drapeau.
    </span>
   </dd>
  
  
   <dt id="constant.stream-server-listen">
    <strong><code><a href="stream.constants.php#constant.stream-server-listen">STREAM_SERVER_LISTEN</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Indique qu’un flux lié avec le drapeau
     <strong><code><a href="stream.constants.php#constant.stream-server-bind">STREAM_SERVER_BIND</a></code></strong> doit commencer à écouter la socket.
     Les transports orientés connexion (comme TCP) doivent utiliser ce drapeau,
     sinon la socket serveur ne sera pas activée.
     Utiliser ce drapeau pour les transports sans connexion (comme UDP) est une erreur.
    </span>
   </dd>
  
 </dl>

 <dl>
  <strong class="title">
   Valeurs pour le paramètre <code class="parameter">mode</code> de
   <span class="function"><a href="function.stream-socket-shutdown.php" class="function">stream_socket_shutdown()</a></span>
  </strong>

  
   <dt id="constant.stream-shut-rd">
    <strong><code><a href="stream.constants.php#constant.stream-shut-rd">STREAM_SHUT_RD</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Désactiver les réceptions supplémentaires.
    </span>
   </dd>
  
  
   <dt id="constant.stream-shut-wr">
    <strong><code><a href="stream.constants.php#constant.stream-shut-wr">STREAM_SHUT_WR</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Désactiver les transmissions supplémentaires.
    </span>
   </dd>
  
  
   <dt id="constant.stream-shut-rdwr">
    <strong><code><a href="stream.constants.php#constant.stream-shut-rdwr">STREAM_SHUT_RDWR</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Désactiver les réceptions et transmissions supplémentaires.
    </span>
   </dd>
  
 </dl>

 <dl>
  <strong class="title">Drapeaux de transfert de socket de flux</strong>
  <p class="simpara">
   Ces constantes sont utilisées pour le paramètre <code class="parameter">flags</code>
   des fonctions <span class="function"><a href="function.stream-socket-recvfrom.php" class="function">stream_socket_recvfrom()</a></span> et
   <span class="function"><a href="function.stream-socket-sendto.php" class="function">stream_socket_sendto()</a></span>.
  </p>

  
   <dt id="constant.stream-oob">
    <strong><code><a href="stream.constants.php#constant.stream-oob">STREAM_OOB</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Traite les données OOB (<code class="literal">hors-bande</code>).
    </span>
   </dd>
  
  
   <dt id="constant.stream-peek">
    <strong><code><a href="stream.constants.php#constant.stream-peek">STREAM_PEEK</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Récupère les données de la socket, mais sans consommer le tampon.
    </span>
    <span class="simpara">
     Les appels suivants à <span class="function"><a href="function.fread.php" class="function">fread()</a></span> ou
     <span class="function"><a href="function.stream-socket-recvfrom.php" class="function">stream_socket_recvfrom()</a></span> verront les mêmes données.
    </span>
    <blockquote class="note"><p><strong class="note">Note</strong>: 
     <span class="simpara">
      N’est pas un drapeau valide pour <span class="function"><a href="function.stream-socket-sendto.php" class="function">stream_socket_sendto()</a></span>.
     </span>
    </p></blockquote>
   </dd>
  
 </dl>

 <dl>
  <strong class="title">Constantes de filtre de flux</strong>
  <p class="simpara">
   Ces constantes sont utilisées pour les fonctions
   <span class="function"><a href="function.stream-filter-append.php" class="function">stream_filter_append()</a></span> et
   <span class="function"><a href="function.stream-filter-prepend.php" class="function">stream_filter_prepend()</a></span>.
  </p>

  
   <dt id="constant.stream-filter-read">
    <strong><code><a href="stream.constants.php#constant.stream-filter-read">STREAM_FILTER_READ</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Indique que le filtre spécifié doit être appliqué uniquement lors de la
     <em>lecture</em>.
    </span>
   </dd>
  
  
   <dt id="constant.stream-filter-write">
    <strong><code><a href="stream.constants.php#constant.stream-filter-write">STREAM_FILTER_WRITE</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Indique que le filtre spécifié doit être appliqué uniquement lors de
     <em>l&#039;écriture</em>.
    </span>
   </dd>
  
  
   <dt id="constant.stream-filter-all">
    <strong><code><a href="stream.constants.php#constant.stream-filter-all">STREAM_FILTER_ALL</a></code></strong>
    (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
   </dt>
   <dd>
    <span class="simpara">
     Équivalent à <code class="code">STREAM_FILTER_READ | STREAM_FILTER_WRITE</code>.
    </span>
   </dd>
  
 </dl>

 <dl>
  <strong class="title">
   Méthodes Crypto de Flux
  </strong>
  

   
    <dt id="constant.stream-crypto-method-any-client">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-any-client">STREAM_CRYPTO_METHOD_ANY_CLIENT</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      Toute version de TLS ou SSL sur un flux client.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-sslv2-client">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-sslv2-client">STREAM_CRYPTO_METHOD_SSLv2_CLIENT</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      SSL 2 sur un flux client.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-sslv3-client">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-sslv3-client">STREAM_CRYPTO_METHOD_SSLv3_CLIENT</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      SSL 3 sur un flux client.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-sslv23-client">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-sslv23-client">STREAM_CRYPTO_METHOD_SSLv23_CLIENT</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      TLS 1.0, 1.1 ou 1.2 sur un flux client.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-tls-client">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tls-client">STREAM_CRYPTO_METHOD_TLS_CLIENT</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      Toute version de TLS sur un flux client.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-tlsv1-0-client">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-0-client">STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      TLS 1.0 sur un flux client.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-tlsv1-1-client">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-1-client">STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      TLS 1.1 sur un flux client.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-tlsv1-2-client">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-2-client">STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      TLS 1.2 sur un flux client.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-tlsv1-3-client">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-3-client">STREAM_CRYPTO_METHOD_TLSv1_3_CLIENT</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      TLS 1.3 sur un flux client.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-any-server">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-any-server">STREAM_CRYPTO_METHOD_ANY_SERVER</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      Toute version de TLS ou SSL sur un flux serveur.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-sslv2-server">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-sslv2-server">STREAM_CRYPTO_METHOD_SSLv2_SERVER</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      SSL 2 sur un flux serveur.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-sslv3-server">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-sslv3-server">STREAM_CRYPTO_METHOD_SSLv3_SERVER</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      SSL 3 sur un flux serveur.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-sslv23-server">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-sslv23-server">STREAM_CRYPTO_METHOD_SSLv23_SERVER</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      TLS 1.0, 1.1 ou 1.2 sur un flux serveur.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-tls-server">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tls-server">STREAM_CRYPTO_METHOD_TLS_SERVER</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      Toute version de TLS sur un flux serveur.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-tlsv1-0-server">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-0-server">STREAM_CRYPTO_METHOD_TLSv1_0_SERVER</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      TLS 1.0 sur un flux serveur.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-tlsv1-1-server">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-1-server">STREAM_CRYPTO_METHOD_TLSv1_1_SERVER</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      TLS 1.1 sur un flux serveur.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-tlsv1-2-server">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-2-server">STREAM_CRYPTO_METHOD_TLSv1_2_SERVER</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      TLS 1.2 sur un flux serveur.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-method-tlsv1-3-server">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-3-server">STREAM_CRYPTO_METHOD_TLSv1_3_SERVER</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      TLS 1.3 sur un flux serveur.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-proto-sslv3">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-proto-sslv3">STREAM_CRYPTO_PROTO_SSLv3</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      Alias de <strong><code><a href="stream.constants.php#constant.stream-crypto-method-sslv3-server">STREAM_CRYPTO_METHOD_SSLv3_SERVER</a></code></strong>.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-proto-tlsv1-0">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-proto-tlsv1-0">STREAM_CRYPTO_PROTO_TLSv1_0</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      Alias de <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-0-server">STREAM_CRYPTO_METHOD_TLSv1_0_SERVER</a></code></strong>.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-proto-tlsv1-1">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-proto-tlsv1-1">STREAM_CRYPTO_PROTO_TLSv1_1</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      Alias de <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-1-server">STREAM_CRYPTO_METHOD_TLSv1_1_SERVER</a></code></strong>.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-proto-tlsv1-2">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-proto-tlsv1-2">STREAM_CRYPTO_PROTO_TLSv1_2</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      Alias de <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-2-server">STREAM_CRYPTO_METHOD_TLSv1_2_SERVER</a></code></strong>.
     </span>
    </dd>
   
   
    <dt id="constant.stream-crypto-proto-tlsv1-3">
     <strong><code><a href="stream.constants.php#constant.stream-crypto-proto-tlsv1-3">STREAM_CRYPTO_PROTO_TLSv1_3</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      Alias de <strong><code><a href="stream.constants.php#constant.stream-crypto-method-tlsv1-3-server">STREAM_CRYPTO_METHOD_TLSv1_3_SERVER</a></code></strong>.
     </span>
    </dd>
   
  </dl>

  <dl>
   <strong class="title">
    Constantes internes inutilisées
   </strong>

   
    <dt id="constant.stream-must-seek">
     <strong><code><a href="stream.constants.php#constant.stream-must-seek">STREAM_MUST_SEEK</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      Assure que le flux est accessible en lecture/écriture.
      Cela peut entraîner la création d&#039;une copie du flux.
     </span>
    </dd>
   
   
    <dt id="constant.stream-ignore-url">
     <strong><code><a href="stream.constants.php#constant.stream-ignore-url">STREAM_IGNORE_URL</a></code></strong>
     (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
    </dt>
    <dd>
     <span class="simpara">
      Ne pas utiliser les wrappers de plugins.
     </span>
    </dd>
   
  </dl>

  
  <div class="simplesect">
   <h3 class="title">
    Constantes utilisées avec <span class="function"><a href="function.stream-socket-pair.php" class="function">stream_socket_pair()</a></span>
   </h3>
   <blockquote class="note"><p><strong class="note">Note</strong>: 
    <span class="simpara">
     Toutes les constantes ne sont pas forcément disponibles sur un système donné.
    </span>
   </p></blockquote>
   <dl>
    <strong class="title">
     Constantes pour le paramètre <code class="parameter">domain</code>
    </strong>
    
     <dt id="constant.stream-pf-inet">
      <strong><code><a href="stream.constants.php#constant.stream-pf-inet">STREAM_PF_INET</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Protocole Internet Version 4 (IPv4).
      </span>
     </dd>
    
    
     <dt id="constant.stream-pf-inet6">
      <strong><code><a href="stream.constants.php#constant.stream-pf-inet6">STREAM_PF_INET6</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Protocole Internet Version 6 (IPv6).
      </span>
     </dd>
    
    
     <dt id="constant.stream-pf-unix">
      <strong><code><a href="stream.constants.php#constant.stream-pf-unix">STREAM_PF_UNIX</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Protocoles internes du système Unix.
      </span>
     </dd>
    
   </dl>

   <dl>
    <strong class="title">
     Constantes pour le paramètre <code class="parameter">type</code>
    </strong>
    
     <dt id="constant.stream-sock-dgram">
      <strong><code><a href="stream.constants.php#constant.stream-sock-dgram">STREAM_SOCK_DGRAM</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Fournit des datagrammes, qui sont des messages sans connexion.
       Par exemple : UDP.
      </span>
     </dd>
    
    
     <dt id="constant.stream-sock-raw">
      <strong><code><a href="stream.constants.php#constant.stream-sock-raw">STREAM_SOCK_RAW</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Fournit un socket brut, donnant accès aux protocoles
       et interfaces réseaux internes.
       Généralement, ce type de socket est réservé à l&#039;utilisateur root.
      </span>
     </dd>
    
    
     <dt id="constant.stream-sock-rdm">
      <strong><code><a href="stream.constants.php#constant.stream-sock-rdm">STREAM_SOCK_RDM</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Fournit un socket RDM (Reliably-delivered messages).
      </span>
     </dd>
    
    
     <dt id="constant.stream-sock-seqpacket">
      <strong><code><a href="stream.constants.php#constant.stream-sock-seqpacket">STREAM_SOCK_SEQPACKET</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Fournit un socket de flux de paquets séquencés.
      </span>
     </dd>
    
    
     <dt id="constant.stream-sock-stream">
      <strong><code><a href="stream.constants.php#constant.stream-sock-stream">STREAM_SOCK_STREAM</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Fournit des flux bidirectionnels séquencés avec un mécanisme de
       transmission pour les données hors bande.
       Par exemple : TCP.
      </span>
     </dd>
    
   </dl>

   <dl>
    <strong class="title">
     Constantes pour le paramètre <code class="parameter">protocol</code>
    </strong>
    
     <dt id="constant.stream-ipproto-icmp">
      <strong><code><a href="stream.constants.php#constant.stream-ipproto-icmp">STREAM_IPPROTO_ICMP</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Fournit un socket ICMP.
      </span>
     </dd>
    
    
     <dt id="constant.stream-ipproto-ip">
      <strong><code><a href="stream.constants.php#constant.stream-ipproto-ip">STREAM_IPPROTO_IP</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Fournit un socket IP.
      </span>
     </dd>
    
    
     <dt id="constant.stream-ipproto-raw">
      <strong><code><a href="stream.constants.php#constant.stream-ipproto-raw">STREAM_IPPROTO_RAW</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Fournit un socket RAW.
      </span>
     </dd>
    
    
     <dt id="constant.stream-ipproto-tcp">
      <strong><code><a href="stream.constants.php#constant.stream-ipproto-tcp">STREAM_IPPROTO_TCP</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Fournit un socket TCP.
      </span>
     </dd>
    
    
     <dt id="constant.stream-ipproto-udp">
      <strong><code><a href="stream.constants.php#constant.stream-ipproto-udp">STREAM_IPPROTO_UDP</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Fournit un socket UDP.
      </span>
     </dd>
    
   </dl>
  </div>

  <div class="simplesect">
   <h3 class="title">
    Constantes utilisées avec <span class="function"><a href="function.stream-notification-callback.php" class="function">stream_notification_callback()</a></span>
   </h3>
   <dl>
    <strong class="title">
     Valeurs pour le paramètre <code class="parameter">notification_code</code>
    </strong>

    
     <dt id="constant.stream-notify-resolve">
      <strong><code><a href="stream.constants.php#constant.stream-notify-resolve">STREAM_NOTIFY_RESOLVE</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Une adresse distante requise pour ce flux a été résolue,
       ou la résolution a échoué.
      </span>
      <span class="simpara">
       Consulter <code class="parameter">severity</code> pour savoir ce qui s&#039;est produit.
      </span>
      <div class="warning"><strong class="warning">Avertissement</strong>
       <p class="simpara">
        La prise en charge de ce code de notification n&#039;est pas encore implémentée.
       </p>
      </div>
     </dd>
    
    
     <dt id="constant.stream-notify-connect">
      <strong><code><a href="stream.constants.php#constant.stream-notify-connect">STREAM_NOTIFY_CONNECT</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Une connexion avec une ressource externe a été établie.
      </span>
     </dd>
    
    
     <dt id="constant.stream-notify-auth-required">
      <strong><code><a href="stream.constants.php#constant.stream-notify-auth-required">STREAM_NOTIFY_AUTH_REQUIRED</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Une autorisation supplémentaire est requise pour accéder à la ressource spécifiée.
      </span>
      <span class="simpara">
       Typiquement émis avec un niveau <code class="parameter">severity</code> de
       <strong><code><a href="stream.constants.php#constant.stream-notify-severity-err">STREAM_NOTIFY_SEVERITY_ERR</a></code></strong>.
      </span>
     </dd>
    
    
     <dt id="constant.stream-notify-mime-type-is">
      <strong><code><a href="stream.constants.php#constant.stream-notify-mime-type-is">STREAM_NOTIFY_MIME_TYPE_IS</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Le <code class="literal">type MIME</code> de la ressource a été identifié.
      </span>
      <span class="simpara">
       Consulter <code class="parameter">message</code> pour une description du type découvert.
      </span>
     </dd>
    
    
     <dt id="constant.stream-notify-file-size-is">
      <strong><code><a href="stream.constants.php#constant.stream-notify-file-size-is">STREAM_NOTIFY_FILE_SIZE_IS</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       La <code class="literal">taille</code> de la ressource a été découverte.
      </span>
     </dd>
    
    
     <dt id="constant.stream-notify-redirected">
      <strong><code><a href="stream.constants.php#constant.stream-notify-redirected">STREAM_NOTIFY_REDIRECTED</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       La ressource externe a redirigé le flux vers un autre emplacement.
      </span>
      <span class="simpara">
       Consulter <code class="parameter">message</code>.
      </span>
     </dd>
    
    
     <dt id="constant.stream-notify-progress">
      <strong><code><a href="stream.constants.php#constant.stream-notify-progress">STREAM_NOTIFY_PROGRESS</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Indique la progression actuelle du transfert de flux en
       <code class="parameter">bytes_transferred</code> et éventuellement
       <code class="parameter">bytes_max</code> également.
      </span>
     </dd>
    
    
     <dt id="constant.stream-notify-completed">
      <strong><code><a href="stream.constants.php#constant.stream-notify-completed">STREAM_NOTIFY_COMPLETED</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Aucune donnée supplémentaire n&#039;est disponible sur le flux.
       (Implémenté pour la première fois à partir de PHP 8.3.0.)
      </span>
     </dd>
    
    
     <dt id="constant.stream-notify-failure">
      <strong><code><a href="stream.constants.php#constant.stream-notify-failure">STREAM_NOTIFY_FAILURE</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Une erreur générique est survenue sur le flux.
      </span>
      <span class="simpara">
       Consulter <code class="parameter">message</code> et
       <code class="parameter">message_code</code> pour plus de détails.
      </span>
     </dd>
    
    
     <dt id="constant.stream-notify-auth-result">
      <strong><code><a href="stream.constants.php#constant.stream-notify-auth-result">STREAM_NOTIFY_AUTH_RESULT</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       L&#039;autorisation a été complétée (avec ou sans succès).
      </span>
     </dd>
    
   </dl>

   <dl>
    <strong class="title">
     Valeurs pour le paramètre <code class="parameter">severity</code>
    </strong>

    
     <dt id="constant.stream-notify-severity-info">
      <strong><code><a href="stream.constants.php#constant.stream-notify-severity-info">STREAM_NOTIFY_SEVERITY_INFO</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Notification normale, sans rapport avec une erreur.
      </span>
     </dd>
    
    
     <dt id="constant.stream-notify-severity-warn">
      <strong><code><a href="stream.constants.php#constant.stream-notify-severity-warn">STREAM_NOTIFY_SEVERITY_WARN</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Condition d&#039;erreur non critique.
       Le traitement peut continuer.
      </span>
     </dd>
    
    
     <dt id="constant.stream-notify-severity-err">
      <strong><code><a href="stream.constants.php#constant.stream-notify-severity-err">STREAM_NOTIFY_SEVERITY_ERR</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Une erreur critique s&#039;est produite.
       Le traitement ne peut pas continuer.
      </span>
     </dd>
    
   </dl>
  </div>

  <div class="simplesect">
   <h3 class="title">Constantes liées à <span class="classname"><a href="class.streamwrapper.php" class="classname">streamWrapper</a></span></h3>

   <dl>
    <strong class="title">
     Drapeaux valides pour <span class="function"><a href="function.stream-wrapper-register.php" class="function">stream_wrapper_register()</a></span>
    </strong>

    
     <dt id="constant.stream-is-url">
      <strong><code><a href="stream.constants.php#constant.stream-is-url">STREAM_IS_URL</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Indique que le protocole de l&#039;interface de flux est un
       protocole <abbr title="Uniform Resource Locator">URL</abbr>.
      </span>
     </dd>
    
   </dl>

   <dl>
    <strong class="title">
     Valeurs pour le paramètre <code class="parameter">cast_as</code> de
     <span class="methodname"><a href="streamwrapper.stream-cast.php" class="methodname">streamWrapper::stream_cast()</a></span>
    </strong>

    
     <dt id="constant.stream-cast-for-select">
      <strong><code><a href="stream.constants.php#constant.stream-cast-for-select">STREAM_CAST_FOR_SELECT</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Indique que <span class="methodname"><a href="streamwrapper.stream-cast.php" class="methodname">streamWrapper::stream_cast()</a></span>
       a été appelé par <span class="methodname"><strong>streamWrapper::stream_select()</strong></span>.
      </span>
     </dd>
    
    
     <dt id="constant.stream-cast-as-stream">
      <strong><code><a href="stream.constants.php#constant.stream-cast-as-stream">STREAM_CAST_AS_STREAM</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Indique que <span class="methodname"><a href="streamwrapper.stream-cast.php" class="methodname">streamWrapper::stream_cast()</a></span>
       a été appelé par une méthode autre que
       <span class="methodname"><strong>streamWrapper::stream_select()</strong></span>.
      </span>
     </dd>
    
   </dl>

   <dl>
    <strong class="title">
     Valeurs pour le paramètre <code class="parameter">option</code> de
     <span class="methodname"><a href="streamwrapper.stream-metadata.php" class="methodname">streamWrapper::stream_metadata()</a></span>
    </strong>

    
     <dt id="constant.stream-meta-touch">
      <strong><code><a href="stream.constants.php#constant.stream-meta-touch">STREAM_META_TOUCH</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Indique un appel à <span class="function"><a href="function.touch.php" class="function">touch()</a></span>.
      </span>
     </dd>
    
    
     <dt id="constant.stream-meta-owner">
      <strong><code><a href="stream.constants.php#constant.stream-meta-owner">STREAM_META_OWNER</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Indique un appel à <span class="function"><a href="function.chown.php" class="function">chown()</a></span>.
      </span>
     </dd>
    
    
     <dt id="constant.stream-meta-owner-name">
      <strong><code><a href="stream.constants.php#constant.stream-meta-owner-name">STREAM_META_OWNER_NAME</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Indique un appel à <span class="function"><a href="function.chown.php" class="function">chown()</a></span>.
      </span>
     </dd>
    
    
     <dt id="constant.stream-meta-group">
      <strong><code><a href="stream.constants.php#constant.stream-meta-group">STREAM_META_GROUP</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Indique un appel à <span class="function"><a href="function.chgrp.php" class="function">chgrp()</a></span>.
      </span>
     </dd>
    
    
     <dt id="constant.stream-meta-group-name">
      <strong><code><a href="stream.constants.php#constant.stream-meta-group-name">STREAM_META_GROUP_NAME</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Indique un appel à <span class="function"><a href="function.chgrp.php" class="function">chgrp()</a></span>.
      </span>
     </dd>
    
    
     <dt id="constant.stream-meta-access">
      <strong><code><a href="stream.constants.php#constant.stream-meta-access">STREAM_META_ACCESS</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Indique un appel à <span class="function"><a href="function.chmod.php" class="function">chmod()</a></span>.
      </span>
     </dd>
    
   </dl>

   <dl>
    <strong class="title">
     Drapeaux valides pour
     <span class="methodname"><a href="streamwrapper.mkdir.php" class="methodname">streamWrapper::mkdir()</a></span>
     
     et
     <span class="methodname"><a href="streamwrapper.rmdir.php" class="methodname">streamWrapper::rmdir()</a></span>
    </strong>

    
     <dt id="constant.stream-mkdir-recursive">
      <strong><code><a href="stream.constants.php#constant.stream-mkdir-recursive">STREAM_MKDIR_RECURSIVE</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Drapeau récursif pour les paramètres d&#039;options de
       <span class="function"><a href="function.mkdir.php" class="function">mkdir()</a></span> et <span class="function"><a href="function.rmdir.php" class="function">rmdir()</a></span>.
      </span>
     </dd>
    
   </dl>

   <dl>
    <strong class="title">
     Valeurs pour le paramètre <code class="parameter">options</code> de
     <span class="methodname"><a href="streamwrapper.stream-open.php" class="methodname">streamWrapper::stream_open()</a></span>
    </strong>

    
     <dt id="constant.stream-use-path">
      <strong><code><a href="stream.constants.php#constant.stream-use-path">STREAM_USE_PATH</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Drapeau indiquant que les chemins relatifs doivent utiliser le chemin d&#039;inclusion pour
       localiser la ressource.
      </span>
     </dd>
    
    
     <dt id="constant.stream-report-errors">
      <strong><code><a href="stream.constants.php#constant.stream-report-errors">STREAM_REPORT_ERRORS</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Drapeau indiquant que l&#039;interface de flux doit signaler les erreurs.
       Si le drapeau n&#039;est pas défini, aucune erreur ne doit être signalée.
      </span>
      <span class="simpara">
       Les erreurs sont généralement signalées par l&#039;utilisation de la
       fonction <span class="function"><a href="function.trigger-error.php" class="function">trigger_error()</a></span>.
      </span>
     </dd>
    
   </dl>

   <dl>
    <strong class="title">
     Valeurs pour le paramètre <code class="parameter">option</code> de
     <span class="methodname"><a href="streamwrapper.stream-set-option.php" class="methodname">streamWrapper::stream_set_option()</a></span>
    </strong>

    
     <dt id="constant.stream-option-blocking">
      <strong><code><a href="stream.constants.php#constant.stream-option-blocking">STREAM_OPTION_BLOCKING</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Définit le mode blocage/non-blocage sur un flux.
      </span>
     </dd>
    
    
     <dt id="constant.stream-option-read-buffer">
      <strong><code><a href="stream.constants.php#constant.stream-option-read-buffer">STREAM_OPTION_READ_BUFFER</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Définit le tampon de lecture sur un flux.
      </span>
      <dl>
       <strong class="title">
        Valeurs d&#039;option valides
       </strong>
       
        <dt id="constant.stream-buffer-none">
         <strong><code><a href="stream.constants.php#constant.stream-buffer-none">STREAM_BUFFER_NONE</a></code></strong>
         (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
        </dt>
        <dd>
         <span class="simpara">
          Pas de tampon.
         </span>
        </dd>
       
       
        <dt id="constant.stream-buffer-line">
         <strong><code><a href="stream.constants.php#constant.stream-buffer-line">STREAM_BUFFER_LINE</a></code></strong>
         (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
        </dt>
        <dd>
         <span class="simpara">
          Tampon par ligne.
         </span>
        </dd>
       
       
        <dt id="constant.stream-buffer-full">
         <strong><code><a href="stream.constants.php#constant.stream-buffer-full">STREAM_BUFFER_FULL</a></code></strong>
         (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
        </dt>
        <dd>
         <span class="simpara">
          Tampon complet.
         </span>
        </dd>
       
      </dl>
     </dd>
    
    
     <dt id="constant.stream-option-read-timeout">
      <strong><code><a href="stream.constants.php#constant.stream-option-read-timeout">STREAM_OPTION_READ_TIMEOUT</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Définit le délai d&#039;attente de lecture sur un flux.
       
      </span>
     </dd>
    
    
     <dt id="constant.stream-option-write-buffer">
      <strong><code><a href="stream.constants.php#constant.stream-option-write-buffer">STREAM_OPTION_WRITE_BUFFER</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Définit le tampon d&#039;écriture sur un flux.
      </span>
      <span class="simpara">
       Voir <strong><code><a href="stream.constants.php#constant.stream-option-read-buffer">STREAM_OPTION_READ_BUFFER</a></code></strong>
       pour les options de tampon valides.
      </span>
     </dd>
    
   </dl>

   <dl>
    <strong class="title">
     Valeurs pour le paramètre <code class="parameter">flags</code> de
     <span class="methodname"><a href="streamwrapper.url-stat.php" class="methodname">streamWrapper::url_stat()</a></span>
    </strong>

    
     <dt id="constant.stream-url-stat-link">
      <strong><code><a href="stream.constants.php#constant.stream-url-stat-link">STREAM_URL_STAT_LINK</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Seules les informations sur le lien lui-même doivent être retournées,
       et non la ressource pointée par le lien.
      </span>
     </dd>
    
    
     <dt id="constant.stream-url-stat-quiet">
      <strong><code><a href="stream.constants.php#constant.stream-url-stat-quiet">STREAM_URL_STAT_QUIET</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       L&#039;interface de flux ne doit pas élever d&#039;erreurs.
      </span>
     </dd>
    
   </dl>
  </div>

  <div class="simplesect">
   <h3 class="title">Constantes liées à <span class="classname"><a href="class.php-user-filter.php" class="classname">php_user_filter</a></span></h3>

   <dl>
    <strong class="title">
     Valeurs de retour valides pour
     <span class="methodname"><a href="php-user-filter.filter.php" class="methodname">php_user_filter::filter()</a></span>
    </strong>

    
     <dt id="constant.psfs-pass-on">
      <strong><code><a href="stream.constants.php#constant.psfs-pass-on">PSFS_PASS_ON</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Valeur de retour indiquant que le filtre utilisateur
       a retourné des seaux dans <code class="parameter">$out</code>.
      </span>
     </dd>
    
    
     <dt id="constant.psfs-feed-me">
      <strong><code><a href="stream.constants.php#constant.psfs-feed-me">PSFS_FEED_ME</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Valeur de retour indiquant que le filtre utilisateur
       n&#039;a pas retourné de seaux dans <code class="parameter">$out</code>.
       (c&#039;est-à-dire, aucune donnée disponible.)
      </span>
     </dd>
    
    
     <dt id="constant.psfs-err-fatal">
      <strong><code><a href="stream.constants.php#constant.psfs-err-fatal">PSFS_ERR_FATAL</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Valeur de retour indiquant que le filtre utilisateur
       a rencontré une erreur irrécupérable.
       (c&#039;est-à-dire, données invalides reçues.)
      </span>
     </dd>
    
   </dl>

   <dl>
    <strong class="title">
     Constantes internes non utilisées
    </strong>

    
     <dt id="constant.psfs-flag-normal">
      <strong><code><a href="stream.constants.php#constant.psfs-flag-normal">PSFS_FLAG_NORMAL</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Lecture/écriture normale.
      </span>
     </dd>
    
    
     <dt id="constant.psfs-flag-flush-inc">
      <strong><code><a href="stream.constants.php#constant.psfs-flag-flush-inc">PSFS_FLAG_FLUSH_INC</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Un vidage incrémentiel.
      </span>
     </dd>
    
    
     <dt id="constant.psfs-flag-flush-close">
      <strong><code><a href="stream.constants.php#constant.psfs-flag-flush-close">PSFS_FLAG_FLUSH_CLOSE</a></code></strong>
      (<span class="type"><a href="language.types.integer.php" class="type int">int</a></span>)
     </dt>
     <dd>
      <span class="simpara">
       Vidage final avant la fermeture.
      </span>
     </dd>
    
   </dl>
</div>
</div>
<?php manual_footer($setup); ?>