diff options
Diffstat (limited to 'contrib/bind9/lib/lwres/man/lwres_getnameinfo.html')
| -rw-r--r-- | contrib/bind9/lib/lwres/man/lwres_getnameinfo.html | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/contrib/bind9/lib/lwres/man/lwres_getnameinfo.html b/contrib/bind9/lib/lwres/man/lwres_getnameinfo.html new file mode 100644 index 000000000000..8130fe832117 --- /dev/null +++ b/contrib/bind9/lib/lwres/man/lwres_getnameinfo.html @@ -0,0 +1,290 @@ +<!-- + - Copyright (C) 2004 Internet Systems Consortium, Inc. ("ISC") + - Copyright (C) 2001 Internet Software Consortium. + - + - Permission to use, copy, modify, and distribute this software for any + - purpose with or without fee is hereby granted, provided that the above + - copyright notice and this permission notice appear in all copies. + - + - THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + - REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + - AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + - INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + - LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + - OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + - PERFORMANCE OF THIS SOFTWARE. +--> + +<!-- $Id: lwres_getnameinfo.html,v 1.5.2.1.4.2 2004/08/22 23:39:04 marka Exp $ --> + +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> +<HTML +><HEAD +><TITLE +>lwres_getnameinfo</TITLE +><META +NAME="GENERATOR" +CONTENT="Modular DocBook HTML Stylesheet Version 1.7"></HEAD +><BODY +CLASS="REFENTRY" +BGCOLOR="#FFFFFF" +TEXT="#000000" +LINK="#0000FF" +VLINK="#840084" +ALINK="#0000FF" +><H1 +><A +NAME="AEN1" +></A +>lwres_getnameinfo</H1 +><DIV +CLASS="REFNAMEDIV" +><A +NAME="AEN8" +></A +><H2 +>Name</H2 +>lwres_getnameinfo -- lightweight resolver socket address structure to hostname and service name</DIV +><DIV +CLASS="REFSYNOPSISDIV" +><A +NAME="AEN11" +></A +><H2 +>Synopsis</H2 +><DIV +CLASS="FUNCSYNOPSIS" +><P +></P +><A +NAME="AEN12" +></A +><PRE +CLASS="FUNCSYNOPSISINFO" +>#include <lwres/netdb.h></PRE +><P +><CODE +><CODE +CLASS="FUNCDEF" +>int +lwres_getnameinfo</CODE +>(const struct sockaddr *sa, size_t salen, char *host, size_t hostlen, char *serv, size_t servlen, int flags);</CODE +></P +><P +></P +></DIV +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN24" +></A +><H2 +>DESCRIPTION</H2 +><P +> This function is equivalent to the <SPAN +CLASS="CITEREFENTRY" +><SPAN +CLASS="REFENTRYTITLE" +>getnameinfo</SPAN +>(3)</SPAN +> function defined in RFC2133. +<CODE +CLASS="FUNCTION" +>lwres_getnameinfo()</CODE +> returns the hostname for the +<SPAN +CLASS="TYPE" +>struct sockaddr</SPAN +> <VAR +CLASS="PARAMETER" +>sa</VAR +> which is +<VAR +CLASS="PARAMETER" +>salen</VAR +> bytes long. The hostname is of length +<VAR +CLASS="PARAMETER" +>hostlen</VAR +> and is returned via +<VAR +CLASS="PARAMETER" +>*host.</VAR +> The maximum length of the hostname is +1025 bytes: <CODE +CLASS="CONSTANT" +>NI_MAXHOST</CODE +>.</P +><P +> The name of the service associated with the port number in +<VAR +CLASS="PARAMETER" +>sa</VAR +> is returned in <VAR +CLASS="PARAMETER" +>*serv.</VAR +> +It is <VAR +CLASS="PARAMETER" +>servlen</VAR +> bytes long. The maximum length +of the service name is <CODE +CLASS="CONSTANT" +>NI_MAXSERV</CODE +> - 32 bytes.</P +><P +> The <VAR +CLASS="PARAMETER" +>flags</VAR +> argument sets the following +bits: +<P +></P +><DIV +CLASS="VARIABLELIST" +><DL +><DT +><CODE +CLASS="CONSTANT" +>NI_NOFQDN</CODE +></DT +><DD +><P +>A fully qualified domain name is not required for local hosts. +The local part of the fully qualified domain name is returned instead.</P +></DD +><DT +><CODE +CLASS="CONSTANT" +>NI_NUMERICHOST</CODE +></DT +><DD +><P +>Return the address in numeric form, as if calling inet_ntop(), +instead of a host name.</P +></DD +><DT +><CODE +CLASS="CONSTANT" +>NI_NAMEREQD</CODE +></DT +><DD +><P +>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.</P +></DD +><DT +><CODE +CLASS="CONSTANT" +>NI_NUMERICSERV</CODE +></DT +><DD +><P +>The service name is returned as a digit string representing the port number.</P +></DD +><DT +><CODE +CLASS="CONSTANT" +>NI_DGRAM</CODE +></DT +><DD +><P +>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.</P +></DD +></DL +></DIV +></P +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN70" +></A +><H2 +>RETURN VALUES</H2 +><P +><CODE +CLASS="FUNCTION" +>lwres_getnameinfo()</CODE +> +returns 0 on success or a non-zero error code if an error occurs.</P +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN74" +></A +><H2 +>SEE ALSO</H2 +><P +><SPAN +CLASS="CITEREFENTRY" +><SPAN +CLASS="REFENTRYTITLE" +>RFC2133</SPAN +></SPAN +>, +<SPAN +CLASS="CITEREFENTRY" +><SPAN +CLASS="REFENTRYTITLE" +>getservbyport</SPAN +>(3)</SPAN +>, +<SPAN +CLASS="CITEREFENTRY" +><SPAN +CLASS="REFENTRYTITLE" +>lwres</SPAN +>(3)</SPAN +>, +<SPAN +CLASS="CITEREFENTRY" +><SPAN +CLASS="REFENTRYTITLE" +>lwres_getnameinfo</SPAN +>(3)</SPAN +>, +<SPAN +CLASS="CITEREFENTRY" +><SPAN +CLASS="REFENTRYTITLE" +>lwres_getnamebyaddr</SPAN +>(3)</SPAN +>. +<SPAN +CLASS="CITEREFENTRY" +><SPAN +CLASS="REFENTRYTITLE" +>lwres_net_ntop</SPAN +>(3)</SPAN +>.</P +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN94" +></A +><H2 +>BUGS</H2 +><P +>RFC2133 fails to define what the nonzero return values of +<SPAN +CLASS="CITEREFENTRY" +><SPAN +CLASS="REFENTRYTITLE" +>getnameinfo</SPAN +>(3)</SPAN +> +are.</P +></DIV +></BODY +></HTML +> |