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(*
* Copyright (c) 2016 - present Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*)
open! IStd
(** specify that all the formals of the procdesc are not tainted *)
val all_formals_untainted : Procdesc.t -> (Mangled.t * Typ.t * 'a option) list
module type Kind = sig
include TraceElem.Kind
(** kind of an unknown source *)
val unknown : t
(** return Some (kind) if the procedure is a taint source, None otherwise *)
val get : Procname.t -> Tenv.t -> t option
(** return each formal of the function paired with either Some(kind) if the formal is a taint
source, or None if the formal is not a taint source *)
val get_tainted_formals : Procdesc.t -> Tenv.t -> (Mangled.t * Typ.t * t option) list
end
module type S = sig
include TraceElem.S
(** return true if the current source is a footprint source *)
val is_footprint : t -> bool
(** create a footprint source for the value read from the given access path. *)
val make_footprint : AccessPath.t -> CallSite.t -> t
(** return Some(access path) if the current source is a footprint source, None otherwise *)
val get_footprint_access_path: t -> AccessPath.t option
(** return Some (source) if the call site is a taint source, None otherwise *)
val get : CallSite.t -> Tenv.t -> t option
(** return each formal of the function paired with either Some(source) if the formal is a taint
source, or None if the formal is not a taint source *)
val get_tainted_formals : Procdesc.t -> Tenv.t -> (Mangled.t * Typ.t * t option) list
end
module Make (Kind : Kind) : S with module Kind = Kind
module Dummy : S with type t = unit