from ranges import quicly_ranges_t

type
  quicly_recvstate_t* {.importc, header: "quicly/recvstate.h", bycopy.} = object
    received*: quicly_ranges_t
    data_off*: uint64
    eos*: uint64

proc quicly_recvstate_transfer_complete*(state: ptr quicly_recvstate_t): cint
                                        {.importc, header: "quicly/recvstate.h", cdecl.}