package git

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package git
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Source file hash.ml

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(*
 * Copyright (c) 2013-2017 Thomas Gazagnaire <thomas@gazagnaire.org>
 * and Romain Calascibetta <romain.calascibetta@gmail.com>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *)

module Make (H : Digestif.S) = struct
  include H

  module X = struct
    type t = H.t

    let equal = H.equal
    let hash = Hashtbl.hash
    let compare = H.unsafe_compare
  end

  let equal = X.equal
  let hash = X.hash
  let compare = X.compare
  let read h i = Char.code @@ (H.to_raw_string h).[i]

  module Set = Set.Make (X)
  module Map = Map.Make (X)

  let feed_cstruct t s = H.feed_bigstring t (Cstruct.to_bigarray s)
end