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<?xml version="1.0" encoding="ISO-8859-1"?>
<!--
-
- This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
- project.
-
- Copyright (C) 1998-2018 OpenLink Software
-
- This project is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by the
- Free Software Foundation; only version 2 of the License, dated June 1991.
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- WITHOUT ANY WARRANTY; without even the implied warranty of
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- 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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-->
<refentry id="fn_tcpip_gethostbyaddr">
<refmeta>
<refentrytitle>tcpip_gethostbyaddr</refentrytitle>
<refmiscinfo>ws</refmiscinfo>
</refmeta>
<refnamediv>
<refname>tcpip_gethostbyaddr</refname>
<refpurpose>Returns fully qualified DNS name of the host associated with given IP address</refpurpose>
</refnamediv>
<refsynopsisdiv>
<funcsynopsis id="fsyn_tcpip_gethostbyaddr">
<funcprototype id="fproto_tcpip_gethostbyaddr">
<funcdef>varchar <function>tcpip_gethostbyaddr</function></funcdef>
<paramdef>in <parameter>address</parameter> varchar</paramdef>
</funcprototype>
</funcsynopsis>
</refsynopsisdiv>
<refsect1 id="desc_tcpip_gethostbyaddr"><title>Description</title>
<para>This calls the system function gethostbyaddr() and returns h_name from the
hostent structure returned by it. If no hostent structure returned, then it
returns it's argument.
</para>
</refsect1>
<refsect1 id="params_tcpip_gethostbyaddr"><title>Parameters</title>
<refsect2><title>address</title>
<para>A string containing an IP address </para>
</refsect2>
</refsect1>
<refsect1 id="ret_tcpip_gethostbyaddr"><title>Return Types</title>
<para>Returns fully qualified DNS name of the host associated with 'address'. If no such
address the return will contain same value as 'address' parameter.
</para></refsect1>
</refentry>
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