|
Packit |
514978 |
.\"
|
|
Packit |
514978 |
.\" Copyright 1998 by the Massachusetts Institute of Technology.
|
|
Packit |
514978 |
.\"
|
|
Packit |
514978 |
.\" Permission to use, copy, modify, and distribute this
|
|
Packit |
514978 |
.\" software and its documentation for any purpose and without
|
|
Packit |
514978 |
.\" fee is hereby granted, provided that the above copyright
|
|
Packit |
514978 |
.\" notice appear in all copies and that both that copyright
|
|
Packit |
514978 |
.\" notice and this permission notice appear in supporting
|
|
Packit |
514978 |
.\" documentation, and that the name of M.I.T. not be used in
|
|
Packit |
514978 |
.\" advertising or publicity pertaining to distribution of the
|
|
Packit |
514978 |
.\" software without specific, written prior permission.
|
|
Packit |
514978 |
.\" M.I.T. makes no representations about the suitability of
|
|
Packit |
514978 |
.\" this software for any purpose. It is provided "as is"
|
|
Packit |
514978 |
.\" without express or implied warranty.
|
|
Packit |
514978 |
.\"
|
|
Packit |
514978 |
.TH ARES_PARSE_MX_REPLY 3 "4 August 2009"
|
|
Packit |
514978 |
.SH NAME
|
|
Packit |
514978 |
ares_parse_mx_reply \- Parse a reply to a DNS query of type MX
|
|
Packit |
514978 |
.SH SYNOPSIS
|
|
Packit |
514978 |
.nf
|
|
Packit |
514978 |
.B #include <ares.h>
|
|
Packit |
514978 |
.PP
|
|
Packit |
514978 |
.B int ares_parse_mx_reply(const unsigned char* \fIabuf\fP, int \fIalen\fP,
|
|
Packit |
514978 |
.B struct ares_mx_reply** \fImx_out\fP);
|
|
Packit |
514978 |
.fi
|
|
Packit |
514978 |
.SH DESCRIPTION
|
|
Packit |
514978 |
The
|
|
Packit |
514978 |
.B ares_parse_mx_reply
|
|
Packit |
514978 |
function parses the response to a query of type MX into a
|
|
Packit |
514978 |
linked list of
|
|
Packit |
514978 |
.I struct ares_mx_reply
|
|
Packit |
514978 |
The parameters
|
|
Packit |
514978 |
.I abuf
|
|
Packit |
514978 |
and
|
|
Packit |
514978 |
.I alen
|
|
Packit |
514978 |
give the contents of the response. The result is stored in allocated
|
|
Packit |
514978 |
memory and a pointer to it stored into the variable pointed to by
|
|
Packit |
514978 |
.IR mx_out .
|
|
Packit |
514978 |
It is the caller's responsibility to free the resulting
|
|
Packit |
514978 |
.IR mx_out
|
|
Packit |
514978 |
structure when it is no longer needed using the function
|
|
Packit |
514978 |
.B ares_free_data
|
|
Packit |
514978 |
.PP
|
|
Packit |
514978 |
The structure
|
|
Packit |
514978 |
.I ares_mx_reply
|
|
Packit |
514978 |
contains the following fields:
|
|
Packit |
514978 |
.sp
|
|
Packit |
514978 |
.in +4n
|
|
Packit |
514978 |
.nf
|
|
Packit |
514978 |
struct ares_mx_reply {
|
|
Packit |
514978 |
struct ares_mx_reply *next;
|
|
Packit |
514978 |
char *host;
|
|
Packit |
514978 |
unsigned short priority;
|
|
Packit |
514978 |
};
|
|
Packit |
514978 |
.fi
|
|
Packit |
514978 |
.in
|
|
Packit |
514978 |
.PP
|
|
Packit |
514978 |
.SH RETURN VALUES
|
|
Packit |
514978 |
.B ares_parse_mx_reply
|
|
Packit |
514978 |
can return any of the following values:
|
|
Packit |
514978 |
.TP 15
|
|
Packit |
514978 |
.B ARES_SUCCESS
|
|
Packit |
514978 |
The response was successfully parsed.
|
|
Packit |
514978 |
.TP 15
|
|
Packit |
514978 |
.B ARES_EBADRESP
|
|
Packit |
514978 |
The response was malformatted.
|
|
Packit |
514978 |
.TP 15
|
|
Packit |
514978 |
.B ARES_ENODATA
|
|
Packit |
514978 |
The response did not contain an answer to the query.
|
|
Packit |
514978 |
.TP 15
|
|
Packit |
514978 |
.B ARES_ENOMEM
|
|
Packit |
514978 |
Memory was exhausted.
|
|
Packit |
514978 |
.SH AVAILABILITY
|
|
Packit |
514978 |
This function was first introduced in c-ares version 1.7.2.
|
|
Packit |
514978 |
.SH SEE ALSO
|
|
Packit |
514978 |
.BR ares_query (3)
|
|
Packit |
514978 |
.BR ares_free_data (3)
|
|
Packit |
514978 |
.SH AUTHOR
|
|
Packit |
514978 |
Written by Jeremy Lal <kapouer@melix.org>
|