ligo/src/lib_crypto/s.ml
2018-06-30 17:41:32 +02:00

235 lines
6.1 KiB
OCaml

(*****************************************************************************)
(* *)
(* Open Source License *)
(* Copyright (c) 2018 Dynamic Ledger Solutions, Inc. <contact@tezos.com> *)
(* *)
(* Permission is hereby granted, free of charge, to any person obtaining a *)
(* copy of this software and associated documentation files (the "Software"),*)
(* to deal in the Software without restriction, including without limitation *)
(* the rights to use, copy, modify, merge, publish, distribute, sublicense, *)
(* and/or sell copies of the Software, and to permit persons to whom the *)
(* Software is furnished to do so, subject to the following conditions: *)
(* *)
(* The above copyright notice and this permission notice shall be included *)
(* in all copies or substantial portions of the Software. *)
(* *)
(* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR*)
(* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, *)
(* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL *)
(* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER*)
(* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING *)
(* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER *)
(* DEALINGS IN THE SOFTWARE. *)
(* *)
(*****************************************************************************)
open Error_monad
(** {2 Hash Types} ************************************************************)
(** The signature of an abstract hash type, as produced by functor
{!Make_Blake2B}. The {!t} type is abstracted for separating the
various kinds of hashes in the system at typing time. Each type is
equipped with functions to use it as is of as keys in the database
or in memory sets and maps. *)
module type MINIMAL_HASH = sig
type t
val name: string
val title: string
val pp: Format.formatter -> t -> unit
val pp_short: Format.formatter -> t -> unit
include Compare.S with type t := t
val hash_bytes: ?key:MBytes.t -> MBytes.t list -> t
val hash_string: ?key:string -> string list -> t
val zero: t
end
module type RAW_DATA = sig
type t
val size: int (* in bytes *)
val to_hex: t -> Hex.t
val of_hex: Hex.t -> t tzresult
val of_hex_opt: Hex.t -> t option
val of_hex_exn: Hex.t -> t
val to_string: t -> string
val of_string: string -> t tzresult
val of_string_opt: string -> t option
val of_string_exn: string -> t
val to_bytes: t -> MBytes.t
val of_bytes: MBytes.t -> t tzresult
val of_bytes_opt: MBytes.t -> t option
val of_bytes_exn: MBytes.t -> t
end
module type B58_DATA = sig
type t
val to_b58check: t -> string
val to_short_b58check: t -> string
val of_b58check: string -> t tzresult
val of_b58check_exn: string -> t
val of_b58check_opt: string -> t option
type Base58.data += Data of t
val b58check_encoding: t Base58.encoding
end
module type ENCODER = sig
type t
val encoding: t Data_encoding.t
val rpc_arg: t RPC_arg.t
val param:
?name:string ->
?desc:string ->
('a, 'arg) Clic.params ->
(t -> 'a, 'arg) Clic.params
end
module type INDEXES = sig
type t
val hash : t -> int
val to_path: t -> string list -> string list
val of_path: string list -> t option
val of_path_exn: string list -> t
val prefix_path: string -> string list
val path_length: int
module Set : sig
include Set.S with type elt = t
val random_elt: t -> elt
val encoding: t Data_encoding.t
end
module Map : sig
include Map.S with type key = t
val encoding: 'a Data_encoding.t -> 'a t Data_encoding.t
end
module Table : sig
include Hashtbl.S with type key = t
val encoding: 'a Data_encoding.t -> 'a t Data_encoding.t
end
end
module type HASH = sig
include MINIMAL_HASH
include RAW_DATA with type t := t
include B58_DATA with type t := t
include ENCODER with type t := t
include INDEXES with type t := t
end
module type MERKLE_TREE = sig
type elt
val elt_bytes: elt -> MBytes.t
include HASH
val compute: elt list -> t
val empty: t
type path =
| Left of path * t
| Right of t * path
| Op
val path_encoding: path Data_encoding.t
val bounded_path_encoding: ?max_length:int -> unit -> path Data_encoding.t
val compute_path: elt list -> int -> path
val check_path: path -> elt -> t * int
end
module type SIGNATURE = sig
module Public_key_hash : sig
type t
val pp: Format.formatter -> t -> unit
val pp_short: Format.formatter -> t -> unit
include Compare.S with type t := t
include RAW_DATA with type t := t
include B58_DATA with type t := t
include ENCODER with type t := t
include INDEXES with type t := t
val zero: t
module Logging : sig
val tag : t Tag.def
end
end
module Public_key : sig
type t
val pp: Format.formatter -> t -> unit
include Compare.S with type t := t
include B58_DATA with type t := t
include ENCODER with type t := t
val hash: t -> Public_key_hash.t
end
module Secret_key : sig
type t
val pp: Format.formatter -> t -> unit
include Compare.S with type t := t
include B58_DATA with type t := t
include ENCODER with type t := t
val to_public_key: t -> Public_key.t
end
type t
val pp: Format.formatter -> t -> unit
include Compare.S with type t := t
include B58_DATA with type t := t
include ENCODER with type t := t
val zero: t
type watermark
val sign: ?watermark:watermark -> Secret_key.t -> MBytes.t -> t
val check: ?watermark:watermark -> Public_key.t -> t -> MBytes.t -> bool
val generate_key: ?seed:MBytes.t -> unit -> (Public_key_hash.t * Public_key.t * Secret_key.t)
end