(**************************************************************************)
(*  This file is part of BINSEC.                                          *)
(*                                                                        *)
(*  Copyright (C) 2016-2019                                               *)
(*    CEA (Commissariat à l'énergie atomique et aux énergies              *)
(*         alternatives)                                                  *)
(*                                                                        *)
(*  you can redistribute it and/or modify it under the terms of the GNU   *)
(*  Lesser General Public License as published by the Free Software       *)
(*  Foundation, version 2.1.                                              *)
(*                                                                        *)
(*  It is distributed in the hope that it will be useful,                 *)
(*  but WITHOUT ANY WARRANTY; without even the implied warranty of        *)
(*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *)
(*  GNU Lesser General Public License for more details.                   *)
(*                                                                        *)
(*  See the GNU Lesser General Public License version 2.1                 *)
(*  for more details (enclosed in the file licenses/LGPLv2.1).            *)
(*                                                                        *)
(**************************************************************************)
module Make(IS : Relse_insecurity.INSECURITY_STATE) : sig
  type return_type =
    | Continue of Relse_path.Path_state.t * IS.t
    | Skip of Relse_path.Path_state.t * IS.t
    | Terminated

  type t
  
  val init : unit -> t

  (** [check ctx ps] Updates the stub context [ctx] and the path state
      [ps] according to the current instruction. *)
  val check : t -> Relse_path.Path_state.t -> IS.t -> return_type

  (** The empty list of stubs  *)
  val empty: t
end
