140 lines
4.0 KiB
Plaintext
140 lines
4.0 KiB
Plaintext
<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.0//EN"
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"http://www.oasis-open.org/docbook/xml/4.0/docbookx.dtd"
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[<!ENTITY mdash "—">]>
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<!--
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- Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
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- Copyright (C) 2000, 2001 Internet Software Consortium.
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-
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- Permission to use, copy, modify, and distribute this software for any
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- purpose with or without fee is hereby granted, provided that the above
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- copyright notice and this permission notice appear in all copies.
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-
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- THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
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- REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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- AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
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- INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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- LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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- OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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- PERFORMANCE OF THIS SOFTWARE.
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-->
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<!-- $Id: lwres_hstrerror.docbook,v 1.4.206.3 2005/05/12 21:36:15 sra Exp $ -->
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<refentry>
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<refentryinfo>
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<date>Jun 30, 2000</date>
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</refentryinfo>
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<refmeta>
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<refentrytitle>lwres_hstrerror</refentrytitle>
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<manvolnum>3</manvolnum>
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<refmiscinfo>BIND9</refmiscinfo>
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</refmeta>
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<docinfo>
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<copyright>
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<year>2004</year>
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<year>2005</year>
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<holder>Internet Systems Consortium, Inc. ("ISC")</holder>
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</copyright>
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<copyright>
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<year>2000</year>
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<year>2001</year>
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<holder>Internet Software Consortium.</holder>
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</copyright>
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</docinfo>
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<refnamediv>
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<refname>lwres_herror</refname>
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<refname>lwres_hstrerror</refname>
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<refpurpose>lightweight resolver error message generation</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<funcsynopsis>
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<funcsynopsisinfo>#include <lwres/netdb.h></funcsynopsisinfo>
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<funcprototype>
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<funcdef>
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void
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<function>lwres_herror</function></funcdef>
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<paramdef>const char *s</paramdef>
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</funcprototype>
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<funcprototype>
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<funcdef>
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const char *
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<function>lwres_hstrerror</function></funcdef>
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<paramdef>int err</paramdef>
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</funcprototype>
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</funcsynopsis>
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</refsynopsisdiv>
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<refsect1>
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<title>DESCRIPTION</title>
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<para>
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<function>lwres_herror()</function> prints the string
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<parameter>s</parameter> on <type>stderr</type> followed by the string
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generated by <function>lwres_hstrerror()</function> for the error code
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stored in the global variable <constant>lwres_h_errno</constant>.
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</para>
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<para>
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<function>lwres_hstrerror()</function> returns an appropriate string
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for the error code gievn by <parameter>err</parameter>. The values of
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the error codes and messages are as follows:
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<variablelist>
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<varlistentry><term><errorcode>NETDB_SUCCESS</errorcode></term>
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<listitem>
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<para>
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<errorname>Resolver Error 0 (no error)</errorname>
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</para></listitem></varlistentry>
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<varlistentry><term><errorcode>HOST_NOT_FOUND</errorcode></term>
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<listitem>
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<para>
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<errorname>Unknown host</errorname>
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</para></listitem></varlistentry>
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<varlistentry><term><errorcode>TRY_AGAIN</errorcode></term>
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<listitem>
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<para>
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<errorname>Host name lookup failure</errorname>
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</para></listitem></varlistentry>
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<varlistentry><term><errorcode>NO_RECOVERY</errorcode></term>
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<listitem>
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<para>
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<errorname>Unknown server error</errorname>
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</para></listitem></varlistentry>
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<varlistentry><term><errorcode>NO_DATA</errorcode></term>
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<listitem>
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<para>
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<errorname>No address associated with name</errorname>
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</para></listitem></varlistentry>
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</variablelist>
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</para>
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</refsect1>
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<refsect1>
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<title>RETURN VALUES</title>
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<para>
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The string <errorname>Unknown resolver error</errorname> is returned by
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<function>lwres_hstrerror()</function>
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when the value of
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<constant>lwres_h_errno</constant>
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is not a valid error code.
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</para>
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</refsect1>
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<refsect1>
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<title>SEE ALSO</title>
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<para>
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<citerefentry>
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<refentrytitle>herror</refentrytitle><manvolnum>3</manvolnum>
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</citerefentry>,
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<citerefentry>
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<refentrytitle>lwres_hstrerror</refentrytitle><manvolnum>3</manvolnum>
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</citerefentry>.
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</para>
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</refsect1>
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</refentry>
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