exchange

commit e1d029f5aff931c5e56f211b69c7c1af4356bd2c
parent f32c0503fd56ed4014633ff1796efec0566d2a46
Author: Christian Grothoff <grothoff@gnunet.org>
Date:   Fri, 14 Aug 2026 18:24:51 +0200

sign over big-endian numbers

Diffstat:
M
src/util/age_restriction.c
 | 
3
---
M
src/util/wallet_signatures.c
 | 
18
+++++++++---------

2 files changed, 9 insertions(+), 12 deletions(-)
diff --git a/src/util/age_restriction.c b/src/util/age_restriction.c
@@ -73,9 +73,6 @@ TALER_age_commitment_hash (
 }
 
 
-/* To a given age value between 0 and 31, returns the index of the age group
- * defined by the given mask.
- */
 uint8_t
 TALER_get_age_group (
   const struct TALER_AgeMask *mask,
diff --git a/src/util/wallet_signatures.c b/src/util/wallet_signatures.c
@@ -758,16 +758,16 @@ struct TALER_WithdrawRequestPS
 
   /**
    * Maximum age group that the coins are going to be restricted to.
-   * MUST be 0 if no age restriction applies.
+   * MUST be 0 if no age restriction applies. In big endian.
    */
   uint32_t max_age_group;
 
   /**
-   * The mask that defines the age groups.
+   * The mask that defines the age groups in big endian.
    * MUST be the same for all denominations.
    * MUST be 0 if no age restriction applies.
    */
-  struct TALER_AgeMask mask;
+  uint32_t mask_bits;
 
 };
 
@@ -874,10 +874,10 @@ TALER_wallet_withdraw_sign (
   req.h_planchets = *h_planchets;
   if (NULL != mask)
   {
-    req.mask = *mask;
+    req.mask_bits = htonl (mask->bits);
     req.max_age_group =
-      TALER_get_age_group (mask,
-                           max_age);
+      htonl (TALER_get_age_group (mask,
+                                  max_age));
   }
   TALER_amount_hton (&req.amount,
                      amount);
@@ -914,10 +914,10 @@ TALER_wallet_withdraw_verify (
   req.h_planchets = *h_planchets;
   if (NULL != mask)
   {
-    req.mask = *mask;
+    req.mask_bits = htonl (mask->bits);
     req.max_age_group =
-      TALER_get_age_group (mask,
-                           max_age);
+      htonl (TALER_get_age_group (mask,
+                                  max_age));
   }
   TALER_amount_hton (&req.amount,
                      amount);