|
|
|
|
.\" $Id$
|
|
|
|
|
.\"
|
|
|
|
|
.\" Copyright 1998 by the Massachusetts Institute of Technology.
|
|
|
|
|
.\" Copyright (C) 2004-2010 by Daniel Stenberg
|
|
|
|
|
.\"
|
|
|
|
|
.\" Permission to use, copy, modify, and distribute this
|
|
|
|
|
.\" software and its documentation for any purpose and without
|
|
|
|
|
.\" fee is hereby granted, provided that the above copyright
|
|
|
|
|
.\" notice appear in all copies and that both that copyright
|
|
|
|
|
.\" notice and this permission notice appear in supporting
|
|
|
|
|
.\" documentation, and that the name of M.I.T. not be used in
|
|
|
|
|
.\" advertising or publicity pertaining to distribution of the
|
|
|
|
|
.\" software without specific, written prior permission.
|
|
|
|
|
.\" M.I.T. makes no representations about the suitability of
|
|
|
|
|
.\" this software for any purpose. It is provided "as is"
|
|
|
|
|
.\" without express or implied warranty.
|
|
|
|
|
.\"
|
|
|
|
|
.TH ARES_FREE_DATA 3 "5 March 2010"
|
|
|
|
|
.SH NAME
|
|
|
|
|
ares_free_data \- Free data allocated by several c-ares functions
|
|
|
|
|
.SH SYNOPSIS
|
|
|
|
|
.nf
|
|
|
|
|
.B #include <ares.h>
|
|
|
|
|
.PP
|
|
|
|
|
.B void ares_free_data(void *\fIdataptr\fP)
|
|
|
|
|
.PP
|
|
|
|
|
.B cc file.c -lcares
|
|
|
|
|
.fi
|
|
|
|
|
.SH DESCRIPTION
|
|
|
|
|
.PP
|
|
|
|
|
The
|
|
|
|
|
.B ares_free_data(3)
|
|
|
|
|
function frees one or more data structures allocated and returned
|
|
|
|
|
by several c-ares functions. Specifically the data returned by the
|
|
|
|
|
following list of functions must be deallocated using this function.
|
|
|
|
|
.TP 5
|
|
|
|
|
.B ares_get_servers(3)
|
|
|
|
|
When used to free the data returned by ares_get_servers(3) this
|
|
|
|
|
will free the whole linked list of ares_addr_node structures returned
|
|
|
|
|
by ares_get_servers(3).
|
|
|
|
|
.TP
|
|
|
|
|
.B ares_parse_srv_reply(3)
|
|
|
|
|
When used to free the data returned by ares_parse_srv_reply(3) this
|
|
|
|
|
will free the whole linked list of ares_srv_reply structures returned
|
|
|
|
|
by ares_parse_srv_reply(3), along with any additional storage
|
|
|
|
|
associated with those structures.
|
|
|
|
|
.TP
|
|
|
|
|
.B ares_parse_txt_reply(3)
|
|
|
|
|
When used to free the data returned by ares_parse_txt_reply(3) this
|
|
|
|
|
will free the whole linked list of ares_txt_reply structures returned
|
|
|
|
|
by ares_parse_txt_reply(3), along with any additional storage
|
|
|
|
|
associated with those structures.
|
|
|
|
|
.SH RETURN VALUE
|
|
|
|
|
The ares_free_data() function does not return a value.
|
|
|
|
|
.SH AVAILABILITY
|
|
|
|
|
This function was first introduced in c-ares version 1.7.0.
|
|
|
|
|
.SH SEE ALSO
|
|
|
|
|
.BR ares_get_servers(3),
|
|
|
|
|
.BR ares_parse_srv_reply(3),
|
|
|
|
|
.BR ares_parse_txt_reply(3)
|
|
|
|
|
.SH AUTHOR
|
|
|
|
|
Yang Tse
|
|
|
|
|
.PP
|
|
|
|
|
Copyright 1998 by the Massachusetts Institute of Technology.
|
|
|
|
|
.br
|
|
|
|
|
Copyright (C) 2004-2010 by Daniel Stenberg.
|
