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-rw-r--r--lib/hcrypto/libtommath/bn_mp_isodd.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/hcrypto/libtommath/bn_mp_isodd.c b/lib/hcrypto/libtommath/bn_mp_isodd.c
new file mode 100644
index 000000000000..bf17646d7036
--- /dev/null
+++ b/lib/hcrypto/libtommath/bn_mp_isodd.c
@@ -0,0 +1,10 @@
+#include "tommath_private.h"
+#ifdef BN_MP_ISODD_C
+/* LibTomMath, multiple-precision integer library -- Tom St Denis */
+/* SPDX-License-Identifier: Unlicense */
+
+mp_bool mp_isodd(const mp_int *a)
+{
+ return MP_IS_ODD(a) ? MP_YES : MP_NO;
+}
+#endif