From bc9abec87a82520fe0670dfbb9ec355fc80f1c36 Mon Sep 17 00:00:00 2001
From: swrup <swrup@protonmail.com>
Date: Fri, 17 Oct 2025 17:14:27 +0200
Subject: [PATCH]

---
 src/json.ml  | 17 ++---------------
 src/types.ml | 21 ++++++---------------
 2 files changed, 8 insertions(+), 30 deletions(-)

diff --git a/src/json.ml b/src/json.ml
index 73a1c7c4..6c0d02de 100644
--- a/src/json.ml
+++ b/src/json.ml
@@ -86,29 +86,16 @@ module RsaDenominationKey = struct
     |> Jsont.Object.finish
 end
 
-module CSDenominationKey = struct
-  open CSDenominationKey
-
-  let jsont =
-    let make age_mask cs_pub = { age_mask; cs_pub } in
-    let age_mask v = v.age_mask in
-    let cs_pub v = v.cs_pub in
-    Jsont.Object.map ~kind:"CSDenominationKey" make
-    |> Jsont.Object.mem "age_mask" Jsont.int ~enc:age_mask
-    |> Jsont.Object.mem "cs_pub" Jsont.string ~enc:cs_pub
-    |> Jsont.Object.finish
-end
-
 module DenominationKey = struct
   open DenominationKey
 
   let rsa v = Rsa v
-  let cs v = CS v
+  let cs _v = Fmt.failwith "CS denomination not implemented"
 
   let jsont =
     let open Jsont.Object in
     let rsa = Case.map "RSA" RsaDenominationKey.jsont ~dec:rsa in
-    let cs = Case.map "CS" CSDenominationKey.jsont ~dec:cs in
+    let cs = Case.map "CS" Jsont.string ~dec:cs in
     let enc_case = function
       | Rsa v -> Case.value rsa v
       | CS v -> Case.value cs v
diff --git a/src/types.ml b/src/types.ml
index 6c401bda..4cf5875e 100644
--- a/src/types.ml
+++ b/src/types.ml
@@ -30,6 +30,10 @@ module Config_types = struct
   end
 end
 
+module HashCode = struct
+  type t = string
+end
+
 (* https://docs.taler.net/core/api-common.html#tsref-type-ErrorDetail *)
 module ErrorDetail = struct
   (* TODO GANA error codes
@@ -162,11 +166,6 @@ end = struct
   let jsont = Jsont.of_of_string ~kind:"RsaSignature" of_b32 ~enc:to_b32
 end
 
-module HashCode = struct
-  (* 32-byte value representing a point on Curve25519. *)
-  type cs25519Point = string
-end
-
 module RsaDenominationKey = struct
   type t = {
     age_mask: int;
@@ -174,19 +173,11 @@ module RsaDenominationKey = struct
   }
 end
 
-(* not implemented *)
-module CSDenominationKey = struct
-  (* Clause Schnorr *)
-  type t = {
-    age_mask: int;
-    cs_pub: string;
-  }
-end
-
 module DenominationKey = struct
   type t =
     | Rsa of RsaDenominationKey.t
-    | CS of CSDenominationKey.t
+    (* not implemented: *)
+    | CS of string
 end
 
 module FutureSignKey = struct