taler-typescript-core

commit 3e834cd10187a488b19b8f809b55cc443cd3c675
parent 682c7847e3f07ac1c9f5c876633335c63bb4456f
Author: Sebastian <sebasjm@gmail.com>
Date:   Tue, 27 Aug 2024 15:19:41 -0300

fix signature

Diffstat:
M
packages/taler-util/src/http-client/exchange.ts
 | 
16
++++++++++------

1 file changed, 10 insertions(+), 6 deletions(-)
diff --git a/packages/taler-util/src/http-client/exchange.ts b/packages/taler-util/src/http-client/exchange.ts
@@ -22,6 +22,7 @@ import {
 import { Codec, codecForAny } from "../codec.js";
 import {
   TalerSignaturePurpose,
+  bufferForUint64,
   buildSigPS,
   decodeCrock,
   eddsaSign,
@@ -66,6 +67,7 @@ import {
 import { TalerError } from "../errors.js";
 import { TalerErrorCode } from "../taler-error-codes.js";
 import { codecForEmptyObject } from "../types-taler-wallet.js";
+import { canonicalJson } from "../helpers.js";
 
 export type TalerExchangeResultByMethod<
   prop extends keyof TalerExchangeHttpClient,
@@ -777,7 +779,7 @@ export class TalerExchangeHttpClient {
    * https://docs.taler.net/core/api-exchange.html#get--kyc-proof-$PROVIDER_NAME?state=$H_PAYTO
    *
    */
-  async completeExternalKycProcess(provider: string, state: string) {}
+  async completeExternalKycProcess(provider: string, state: string) { }
 
   //
   // AML operations
@@ -1021,16 +1023,18 @@ function buildAMLDecisionSignature(
   const zero = new Uint8Array(new ArrayBuffer(64));
 
   const sigBlob = buildSigPS(TalerSignaturePurpose.AML_DECISION)
-    //TODO: new need the null terminator, also in the exchange
-    .put(hash(stringToBytes(decision.justification))) //check null
     .put(timestampRoundedToBuffer(decision.decision_time))
-    // .put(amountToBuffer(decision.new_threshold))
     .put(decodeCrock(decision.h_payto))
-    .put(zero) //kyc_requirement
-    // .put(bufferForUint32(decision.new_state))
+    .put(hash(stringToBytes(decision.justification)))
+    .put(hash(stringToBytes(canonicalJson(decision.properties) + "\0")))
+    .put(hash(stringToBytes(canonicalJson(decision.new_rules) + "\0")))
+    .put(decision.new_measure != null ? hash(stringToBytes(decision.new_measure)) : zero)
+    .put(bufferForUint64(decision.keep_investigating ? 1 : 0))
     .build();
 
+
   const officer_sig = encodeCrock(eddsaSign(sigBlob, key));
+
   return {
     ...decision,
     officer_sig,