val unsafe_get_payload_length : Core_kernel.Bigstring.t -> pos:int -> intval unsafe_set_payload_length : Core_kernel.Bigstring.t -> pos:int -> int -> unitTransport.HeaderBinary headers containing message lengths. All transports should use this to ensure binary compatibility.
val unsafe_get_payload_length : Core_kernel.Bigstring.t -> pos:int -> intval unsafe_set_payload_length : Core_kernel.Bigstring.t -> pos:int -> int -> unit