HashHostname hashes the given hostname.

Line returns a line to add append to the known_hosts files.

New creates a host key callback from the given OpenSSH host key files.

Normalize normalizes an address into the form used in known_hosts.

KeyError is returned if we did not find the key in the host key database, or there was a mismatch.

KnownKey represents a key declared in a known_hosts file.

RevokedError is returned if we found a key that was revoked.