Section: C Library Functions (3)
Updated: 23 November 2015
ares_set_sortlist - Initialize an ares_channel sortlist configuration
int ares_set_sortlist(ares_channel channel, const char *sortstr)
function initializes an address sortlist configuration
for the channel data identified by
so that addresses returned by ares_gethostbyname(3)
are sorted according to the
sortlist. The provided
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,
This function replaces any potentially previously configured address sortlist
with the ones given in the configuration string.
may return any of the following values:
The sortlist configuration was successfully initialized.
The process's available memory was exhausted.
The channel data identified by
c-ares library initialization not yet performed.
(3) was added in c-ares 1.11.0