type t = {tlen : int;coff : int;cbuf : Cstruct.t;
}val to_cstruct : t -> Cstruct.tval guard_space : int -> t -> tval shift : int -> t -> tval reserve : int -> t -> tval put_uint8 : Cstruct.uint8 -> t -> tval put_uint32_be : Cstruct.uint32 -> t -> tval put_uint32_le : Cstruct.uint32 -> t -> t