IKEV2_PAYLOAD_CERT
set_nextpayload(ibuf_data(data), IKEV2_PAYLOAD_CERT);
if (ikev2_next_payload(pld, len, IKEV2_PAYLOAD_CERT) == -1)
IKEV2_PAYLOAD_CERT) == -1)
IKEV2_PAYLOAD_CERT) == -1)
IKEV2_PAYLOAD_CERT) == -1)
IKEV2_PAYLOAD_CERT) == -1)
IKEV2_PAYLOAD_CERT) == -1)
case IKEV2_PAYLOAD_CERT | IKED_E: