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ares_free_data

man page of ares_free_data

ares_free_data: Free data allocated by several c-ares functions

NAME

ares_free_data - Free data allocated by several c-ares functions

SYNOPSIS

#include <ares.h> void ares_free_data(void *dataptr) cc file.c -lcares

DESCRIPTION

The 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. 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). 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. ares_parse_mx_reply(3) When used to free the data returned by ares_parse_mx_reply(3) this will free the whole linked list of ares_mx_reply structures returned by ares_parse_mx_reply(3), along with any additional storage associated with those structures. 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.
RETURN VALUE
The ares_free_data() function does not return a value.
AVAILABILITY
This function was first introduced in c-ares version 1.7.0.

SEE ALSO

ares_get_servers(3), ares_parse_srv_reply(3), ares_parse_mx_reply(3), ares_parse_txt_reply(3)

AUTHOR

Yang Tse Copyright 1998 by the Massachusetts Institute of Technology. Copyright (C) 2004-2010 by Daniel Stenberg. 5 March 2010 ARES_FREE_DATA(3)
 
 
 

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