ssl_session_sinit
ssl_session_sinit(&as.tlsext_hostname, &tlsext_hostname,
ssl_session_sinit(&as.psk_identity_hint, &psk_identity_hint,
ssl_session_sinit(&as.psk_identity, &psk_identity, in->psk_identity);
ssl_session_sinit(&as.srp_username, &srp_username, in->srp_username);