exchange

commit 9169f4447e1f36632c20e4291aafee7cc1721216
parent 34f46382f0c0afc0babf5b7cbdfd83869b620c33
Author: Florian Dold <florian@dold.me>
Date:   Wed,  2 Nov 2022 12:36:28 +0100

age mask clarification

Diffstat:
M
src/include/taler_crypto_lib.h
 | 
3
+++

1 file changed, 3 insertions(+), 0 deletions(-)
diff --git a/src/include/taler_crypto_lib.h b/src/include/taler_crypto_lib.h
@@ -1138,6 +1138,9 @@ struct TALER_BlindedDenominationSignature
  *
  * A value of 0 means that the exchange does not support the extension for
  * age-restriction.
+ *
+ * For a non-0 age mask, the 0th bit always must be set, otherwise the age
+ * mask is considered invalid.
  */
 struct TALER_AgeMask
 {