def header.ext16
import bend-kit-websocket@0.4.0.0/websocket.bend as Websocketimport Base
418def header.ext16(t: List<&2, U32>, +masked: Bool, +b0: U32, +m: Bool) -> Header:
419 match t:
420 case Con{+x, Con{+y, r}}:
421 header.key(m, r, masked, b0, 4, 0, ((x << 8n) .|. y : U32))
422 case _:
423 HNeed{}