Copyright (C) Daniel Stenberg
SPDX-License-Identifier: MIT
ARES_SET_SORTLIST 3 "23 November 2015"
NAME
ares_set_sortlist - Initialize an ares_channel_t *sortlist configuration
SYNOPSIS
#include <ares.h> int ares_set_sortlist(ares_channel_t *channel, const char *sortstr)
DESCRIPTION
The ares_set_sortlist(3) function initializes an address sortlist configuration
for the channel data identified by
channel , so that addresses returned by ares_gethostbyname(3) are sorted according to the
sortlist. The provided
sortstr string that holds a space separated list of IP-address-netmask pairs. The
netmask is optional but follows the address after a slash if present. For example,
"130.155.160.0/255.255.240.0 130.155.0.0".
This function replaces any potentially previously configured address sortlist
with the ones given in the configuration string.
RETURN VALUES
ares_set_sortlist(3) may return any of the following values:
15 ARES_SUCCESS The sortlist configuration was successfully initialized.
15 ARES_ENOMEM The process's available memory was exhausted.
15 ARES_ENODATA The channel data identified by channel was invalid.
15 ARES_ENOTINITIALIZED c-ares library initialization not yet performed.
SEE ALSO
ares_init_options (3), ares_dup (3) AVAILABILITY
ares_set_sortlist(3) was added in c-ares 1.11.0