mte/src/data_file.ml
2025-12-15 16:11:47 +01:00

32 lines
788 B
OCaml

open Bos.OS
open Syntax
open Crypto
let read fname =
let* b = File.exists fname in
match b with
| false -> Ok None
| true ->
let+ content = File.read fname in
Some content
let write_eddsa fname priv = EddsaPrivateKey.to_octets priv |> File.write fname
let write_rsa fname priv = RsaPrivateKey.to_octets priv |> File.write fname
let read_eddsa fname =
let* opt = read fname in
match opt with
| None -> Ok None
| Some data -> (
EddsaPrivateKey.of_octets data |> function
| Error err -> Error (`Msg err)
| Ok v -> Ok (Some v))
let read_rsa fname =
let* opt = read fname in
match opt with
| None -> Ok None
| Some data -> (
RsaPrivateKey.of_octets data |> function
| Error e -> Error (`Msg e)
| Ok v -> Ok (Some v))