S_CPL_TX_QUIC_ENC_HDRLENGTH_HI
((x) << S_CPL_TX_QUIC_ENC_HDRLENGTH_HI)
(((x) >> S_CPL_TX_QUIC_ENC_HDRLENGTH_HI) & M_CPL_TX_QUIC_ENC_HDRLENGTH_HI)