IKEV2_PAYLOAD_CP
set_nextpayload(ibuf_data(data), IKEV2_PAYLOAD_CP);
if (ikev2_next_payload(pld, len, IKEV2_PAYLOAD_CP) == -1)
if (ikev2_next_payload(pld, len, IKEV2_PAYLOAD_CP) == -1)
case IKEV2_PAYLOAD_CP | IKED_E: