merchant

commit 351eeea26e5c55801e358be198b11d6a43fa44eb
parent aa12a8a80b99937af7f1dedd5245efad8bd150bc
Author: Christian Grothoff <christian@grothoff.org>
Date:   Mon, 27 Apr 2026 22:13:11 +0200

paivana-ID uses base64, not base32

Diffstat:
M
src/backend/taler-merchant-httpd_post-templates-TEMPLATE_ID.c
 | 
28
++++++++++++++++------------

1 file changed, 16 insertions(+), 12 deletions(-)
diff --git a/src/backend/taler-merchant-httpd_post-templates-TEMPLATE_ID.c b/src/backend/taler-merchant-httpd_post-templates-TEMPLATE_ID.c
@@ -488,7 +488,6 @@ parse_using_templates_paivana_request (
     GNUNET_JSON_spec_end ()
   };
   enum GNUNET_GenericReturnValue res;
-  struct GNUNET_ShortHashCode sh;
   unsigned long long tv;
   const char *dash;
 
@@ -518,18 +517,23 @@ parse_using_templates_paivana_request (
   dash = strchr (uc->parse_request.paivana.paivana_id,
                  '-');
   GNUNET_assert (NULL != dash);
-  if (GNUNET_OK !=
-      GNUNET_STRINGS_string_to_data (dash + 1,
-                                     strlen (dash + 1),
-                                     &sh,
-                                     sizeof (sh)))
   {
-    GNUNET_break_op (0);
-    use_reply_with_error (uc,
-                          MHD_HTTP_BAD_REQUEST,
-                          TALER_EC_GENERIC_PARAMETER_MALFORMED,
-                          "paivana_id");
-    return GNUNET_SYSERR;
+    size_t olen;
+    void *out = NULL;
+
+    olen = GNUNET_STRINGS_base64url_decode (dash + 1,
+                                            strlen (dash + 1),
+                                            &out);
+    GNUNET_free (out);
+    if (sizeof (struct GNUNET_ShortHashCode) != olen)
+    {
+      GNUNET_break_op (0);
+      use_reply_with_error (uc,
+                            MHD_HTTP_BAD_REQUEST,
+                            TALER_EC_GENERIC_PARAMETER_MALFORMED,
+                            "paivana_id");
+      return GNUNET_SYSERR;
+    }
   }
   return GNUNET_OK;
 }