lwres_hstrerror.docbook revision ddccd5811feff696ba460dabfb666ce61040f545
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606N/A<!-- $Id: lwres_hstrerror.docbook,v 1.1 2001/03/31 00:08:18 gson Exp $ -->
606N/A
606N/A<refentry>
606N/A<refentryinfo>
606N/A
606N/A
606N/A<date>Jun 30, 2000</date>
606N/A</refentryinfo>
606N/A<refmeta>
606N/A<refentrytitle>lwres_hstrerror</refentrytitle>
606N/A<manvolnum>3</manvolnum>
606N/A<refmiscinfo>BIND9</refmiscinfo>
606N/A</refmeta>
606N/A<refnamediv>
606N/A<refname>lwres_herror</refname>
606N/A<refname>lwres_hstrerror</refname>
606N/A<refpurpose>lightweight resolver error message generation</refpurpose>
606N/A</refnamediv>
606N/A<refsynopsisdiv>
606N/A<funcsynopsis>
851N/A<funcsynopsisinfo>#include &lt;lwres/netdb.h&gt;</funcsynopsisinfo>
606N/A<funcprototype>
606N/A<funcdef>
606N/Avoid
606N/A<function>lwres_herror</function></funcdef>
606N/A<paramdef>const char *s</paramdef>
606N/A</funcprototype>
606N/A<funcprototype>
606N/A<funcdef>
606N/Aconst char *
606N/A<function>lwres_hstrerror</function></funcdef>
606N/A<paramdef>int err</paramdef>
606N/A</funcprototype>
606N/A</funcsynopsis>
606N/A</refsynopsisdiv>
606N/A
606N/A<refsect1>
606N/A<title>DESCRIPTION</title>
606N/A<para>
606N/A<function>lwres_herror()</function>
606N/Aprints the string
606N/A<parameter>s</parameter>
910N/Aon
910N/A<type>stderr</type>
910N/Afollowed by the string generated by
606N/A<function>lwres_hstrerror()</function>
606N/Afor the error code stored in the global variable
910N/A<constant>lwres_h_errno</constant>.
606N/A
606N/A</para>
<para>
<function>lwres_hstrerror()</function>
returns an appropriate string for the error code gievn by
<parameter>err</parameter>.
The values of the error codes and messages are as follows:
<variablelist>
<varlistentry><term><errorcode>NETDB_SUCCESS</errorcode></term>
<listitem>
<para>
<errorname>Resolver Error 0 (no error)</errorname>
</listitem>
<varlistentry><term><errorcode>HOST_NOT_FOUND</errorcode></term>
<listitem>
<para>
<errorname>Unknown host</errorname>
</listitem>
<varlistentry><term><errorcode>TRY_AGAIN</errorcode></term>
<listitem>
<para>
<errorname>Host name lookup failure</errorname>
</listitem>
<varlistentry><term><errorcode>NO_RECOVERY</errorcode></term>
<listitem>
<para>
<errorname>Unknown server error</errorname>
</listitem>
<varlistentry><term><errorcode>NO_DATA</errorcode></term>
<listitem>
<para>
<errorname>No address associated with name</errorname>
</para>
</listitem>
</variablelist>
</para>
</refsect1>
<refsect1>
<title>RETURN VALUES</title>
<para>
The string <errorname>Unknown resolver error</errorname> is returned by
<function>lwres_hstrerror()</function>
when the value of
<constant>lwres_h_errno</constant>
is not a valid error code.
</para>
</refsect1>
<refsect1>
<title>SEE ALSO</title>
<para>
<citerefentry>
<refentrytitle>herror</refentrytitle><manvolnum>3</manvolnum>
</citerefentry>,
<citerefentry>
<refentrytitle>lwres_hstrerror</refentrytitle><manvolnum>3</manvolnum>
</citerefentry>.
</para>
</refsect1>
</refentry>