php-doc-en/reference/win32service/functions/win32-query-service-status.xml

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<refentry xml:id="function.win32-query-service-status" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>win32_query_service_status</refname>
  <refpurpose>Queries the status of a service</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>mixed</type><methodname>win32_query_service_status</methodname>
   <methodparam><type>string</type><parameter>servicename</parameter></methodparam>
   <methodparam choice="opt"><type>string</type><parameter>machine</parameter></methodparam>
  </methodsynopsis>

  <para>
   Queries the current status for a service, returning an array of
   information.
  </para>

 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>servicename</parameter></term>
     <listitem>
      <para>
       The short name of the service.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>machine</parameter></term>
     <listitem>
      <para>
       The optional machine name.  If omitted, the local machine will be used.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns an array consisting of the following information on success&win32service.false.error;
  </para>
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>ServiceType</parameter></term>
     <listitem>
      <para>
       The dwServiceType. See <link linkend="win32service.constants.servicetype">Win32Service Service Type Bitmasks</link>.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>CurrentState</parameter></term>
     <listitem>
      <para>
       The dwCurrentState. See <link linkend="win32service.constants.servicestatus">Win32Service Service Status Constants</link>.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>ControlsAccepted</parameter></term>
     <listitem>
      <para>
       Which service controls are accepted by the service. See <link linkend="win32service.constants.controlsaccepted">Win32Service Service Control Message Accepted Bitmasks</link>.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>Win32ExitCode</parameter></term>
     <listitem>
      <para>
       If the service exited, the return code from the process.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>ServiceSpecificExitCode</parameter></term>
     <listitem>
      <para>
       If the service exited with an error condition, the service specific
       code that is logged in the event log is visible here.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>CheckPoint</parameter></term>
     <listitem>
      <para>
       If the service is shutting down, holds the current check point number.
       This is used by the SCM as a kind of heart-beat to detect a wedged service
       process.  The value of the check point is best interpreted in
       conjunction with the WaitHint value.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>WaitHint</parameter></term>
     <listitem>
      <para>
       If the service is shutting down it will set WaitHint to a checkpoint
       value that will indicate 100% completion.  This can be used to
       implement a progress indicator.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>ProcessId</parameter></term>
     <listitem>
      <para>
       The Windows process identifier.  If 0, the process is not running.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>ServiceFlags</parameter></term>
     <listitem>
      <para>
       The dwServiceFlags. See <link linkend="win32service.constants.serviceflag">Win32Service Service Service Flag Constants</link>.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>

 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><link linkend="win32service.constants">Win32Service Predefined Constants</link></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>

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