From a351bfc4b4ca15ce7fd998cf9691e85cf84dc426 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Thu, 17 Feb 2022 15:10:14 +0100
Subject: -fix CS nonce reuse check logic

---
 src/util/amount.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/util/amount.c')

diff --git a/src/util/amount.c b/src/util/amount.c
index ae9ae652..3ce8c071 100644
--- a/src/util/amount.c
+++ b/src/util/amount.c
@@ -253,6 +253,20 @@ TALER_amount_is_zero (const struct TALER_Amount *amount)
 }
 
 
+enum GNUNET_GenericReturnValue
+TALER_amount_is_currency (const struct TALER_Amount *amount,
+                          const char *currency)
+{
+  if (GNUNET_OK !=
+      TALER_amount_is_valid (amount))
+    return GNUNET_SYSERR;
+  return (0 == strcasecmp (currency,
+                           amount->currency))
+    ? GNUNET_OK
+    : GNUNET_NO;
+}
+
+
 /**
  * Test if @a a is valid, NBO variant.
  *
-- 
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