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-rw-r--r--src/include/taler_amount_lib.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/include/taler_amount_lib.h b/src/include/taler_amount_lib.h
index ef323f83b..37f42bd99 100644
--- a/src/include/taler_amount_lib.h
+++ b/src/include/taler_amount_lib.h
@@ -309,6 +309,18 @@ const char *
TALER_amount2s (const struct TALER_Amount *amount);
+/**
+ * Round the amount to something that can be
+ * transferred on the wire.
+ *
+ * @param[in,out] amount amount to round down
+ * @return #GNUNET_OK on success, #GNUNET_NO if rounding was unnecessary,
+ * #GNUNET_SYSERR if the amount or currency was invalid
+ */
+int
+TALER_amount_round (struct TALER_Amount *amount);
+
+
#if 0 /* keep Emacsens' auto-indent happy */
{
#endif