l2_message.ml
(*****************************************************************************)
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type t = {
counter : Z.t;
(** Each message is given a unique counter to allow for the batcher to
receive multiple identical messages. *)
content : string; (** The actual content of the message. *)
}
let content_encoding =
let open Data_encoding in
def "sc_l2_message" ~description:"A hex encoded smart rollup message"
@@ string' Hex
let encoding =
let open Data_encoding in
conv
(fun {counter; content} -> (counter, content))
(fun (counter, content) -> {counter; content})
@@ obj2 (req "counter" z) (req "content" content_encoding)
let make =
let counter = ref Z.zero in
fun content ->
let m = {content; counter = !counter} in
counter := Z.succ !counter ;
m
let content m = m.content
module Hash =
Tezos_crypto.Blake2B.Make
(Tezos_crypto.Base58)
(struct
let name = "sc_rollup_l2_message"
let title = "A smart rollup layer 2 message"
let b58check_prefix = "\003\250\179\247\196" (* scmsg(55) *)
let size = None
end)
let () =
Tezos_crypto.Base58.check_encoded_prefix Hash.b58check_encoding "scmsg" 55
type hash = Hash.t
let hash t = Hash.hash_bytes [Data_encoding.Binary.to_bytes_exn encoding t]