pub fn poll_host_by_name(name: &str, reactor: &Handle) -> HostByName
Returns host information for a given host name.
The name is either a hostname, an IPv4 or IPv6 address in its standard
text notation. In the latter two cases, no lookups are performed and a
HostEnt is returned with
name as the canonical name, the parsed
address as the sole address, and no aliases.
Otherwise the name is interpreted as a host name and lookups according to the system configuraition are performed.
The function returns a future that performes all necessary IO via the
Tokio reactor given by
For this initial version of the crate, the lookup is a
first and only if that does fail to yield a result, a DNS query for
both A and AAAA records. This initial version also does not yet fill
the aliases list of the returned