sshkey_xmss_deserialize_state
if ((r = sshkey_xmss_deserialize_state(k, b)) != 0) {
(r = sshkey_xmss_deserialize_state(k, b)) != 0)
if ((r = sshkey_xmss_deserialize_state(k, b)) != 0)
(r = sshkey_xmss_deserialize_state(k, b)) != 0)
int sshkey_xmss_deserialize_state(struct sshkey *, struct sshbuf *);