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diff --git a/lib/lwres/man/lwres_getnameinfo.docbook b/lib/lwres/man/lwres_getnameinfo.docbook new file mode 100644 index 0000000..d741113 --- /dev/null +++ b/lib/lwres/man/lwres_getnameinfo.docbook @@ -0,0 +1,197 @@ +<!-- + - Copyright (C) Internet Systems Consortium, Inc. ("ISC") + - + - This Source Code Form is subject to the terms of the Mozilla Public + - License, v. 2.0. If a copy of the MPL was not distributed with this + - file, You can obtain one at http://mozilla.org/MPL/2.0/. + - + - See the COPYRIGHT file distributed with this work for additional + - information regarding copyright ownership. +--> + +<!-- Converted by db4-upgrade version 1.0 --> +<refentry xmlns:db="http://docbook.org/ns/docbook" version="5.0"> + <info> + <date>2007-06-18</date> + </info> + <refentryinfo> + <corpname>ISC</corpname> + <corpauthor>Internet Systems Consortium, Inc.</corpauthor> + </refentryinfo> + + <refmeta> + <refentrytitle>lwres_getnameinfo</refentrytitle> + <manvolnum>3</manvolnum> + <refmiscinfo>BIND9</refmiscinfo> + </refmeta> + + <docinfo> + <copyright> + <year>2000</year> + <year>2001</year> + <year>2004</year> + <year>2005</year> + <year>2007</year> + <year>2014</year> + <year>2015</year> + <year>2016</year> + <year>2018</year> + <year>2019</year> + <holder>Internet Systems Consortium, Inc. ("ISC")</holder> + </copyright> + </docinfo> + + <refnamediv> + <refname>lwres_getnameinfo</refname> + <refpurpose>lightweight resolver socket address structure to hostname and + service name + </refpurpose> + </refnamediv> + <refsynopsisdiv> + <funcsynopsis> +<funcsynopsisinfo>#include <lwres/netdb.h></funcsynopsisinfo> +<funcprototype> + <funcdef> +int +<function>lwres_getnameinfo</function></funcdef> + <paramdef>const struct sockaddr *<parameter>sa</parameter></paramdef> + <paramdef>size_t <parameter>salen</parameter></paramdef> + <paramdef>char *<parameter>host</parameter></paramdef> + <paramdef>size_t <parameter>hostlen</parameter></paramdef> + <paramdef>char *<parameter>serv</parameter></paramdef> + <paramdef>size_t <parameter>servlen</parameter></paramdef> + <paramdef>int <parameter>flags</parameter></paramdef> + </funcprototype> +</funcsynopsis> + </refsynopsisdiv> + + <refsection><info><title>DESCRIPTION</title></info> + + + <para> + This function is equivalent to the + <citerefentry> + <refentrytitle>getnameinfo</refentrytitle><manvolnum>3</manvolnum> + </citerefentry> function defined in RFC2133. + <function>lwres_getnameinfo()</function> returns the + hostname for the + <type>struct sockaddr</type> <parameter>sa</parameter> which + is + <parameter>salen</parameter> bytes long. The hostname is of + length + <parameter>hostlen</parameter> and is returned via + <parameter>*host.</parameter> The maximum length of the + hostname is + 1025 bytes: <constant>NI_MAXHOST</constant>. + </para> + + <para> The name of the service associated with the port number in + <parameter>sa</parameter> is returned in <parameter>*serv.</parameter> + It is <parameter>servlen</parameter> bytes long. The + maximum length + of the service name is <constant>NI_MAXSERV</constant> - 32 + bytes. + </para> + + <para> + The <parameter>flags</parameter> argument sets the + following + bits: + <variablelist> + <varlistentry> + <term><constant>NI_NOFQDN</constant></term> + <listitem> + <para> + A fully qualified domain name is not required for local hosts. + The local part of the fully qualified domain name is returned + instead. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term><constant>NI_NUMERICHOST</constant></term> + <listitem> + <para> + Return the address in numeric form, as if calling inet_ntop(), + instead of a host name. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term><constant>NI_NAMEREQD</constant></term> + <listitem> + <para> + A name is required. If the hostname cannot be found in the DNS + and + this flag is set, a non-zero error code is returned. + If the hostname is not found and the flag is not set, the + address is returned in numeric form. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term><constant>NI_NUMERICSERV</constant></term> + <listitem> + <para> + The service name is returned as a digit string representing the + port number. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term><constant>NI_DGRAM</constant></term> + <listitem> + <para> + Specifies that the service being looked up is a datagram + service, and causes getservbyport() to be called with a second + argument of "udp" instead of its default of "tcp". This is + required + for the few ports (512-514) that have different services for UDP + and + TCP. + </para> + </listitem> + </varlistentry> + </variablelist> + </para> + </refsection> + + <refsection><info><title>RETURN VALUES</title></info> + + <para><function>lwres_getnameinfo()</function> + returns 0 on success or a non-zero error code if an error occurs. + </para> + </refsection> + <refsection><info><title>SEE ALSO</title></info> + + <para><citerefentry> + <refentrytitle>RFC2133</refentrytitle> + </citerefentry>, + <citerefentry> + <refentrytitle>getservbyport</refentrytitle><manvolnum>3</manvolnum> + </citerefentry>, + <citerefentry> + <refentrytitle>lwres</refentrytitle><manvolnum>3</manvolnum> + </citerefentry>, + <citerefentry> + <refentrytitle>lwres_getnameinfo</refentrytitle><manvolnum>3</manvolnum> + </citerefentry>, + <citerefentry> + <refentrytitle>lwres_getnamebyaddr</refentrytitle><manvolnum>3</manvolnum> + </citerefentry>. + <citerefentry> + <refentrytitle>lwres_net_ntop</refentrytitle><manvolnum>3</manvolnum> + </citerefentry>. + </para> + </refsection> + <refsection><info><title>BUGS</title></info> + + <para> + RFC2133 fails to define what the nonzero return values of + <citerefentry> + <refentrytitle>getnameinfo</refentrytitle><manvolnum>3</manvolnum> + </citerefentry> + are. + </para> + </refsection> +</refentry> |