From b51b96fb8e2e7b9cefac77dd8f6566e31a19a9a8 Mon Sep 17 00:00:00 2001
From: tb <>
Date: Sat, 4 Dec 2021 16:02:44 +0000
Subject: Implement the BN_is_negative macro as a function

ok inoguchi jsing
---
 src/lib/libcrypto/bn/bn.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/lib/libcrypto/bn/bn.h')

diff --git a/src/lib/libcrypto/bn/bn.h b/src/lib/libcrypto/bn/bn.h
index e9837cbbd6..4bfb81d32e 100644
--- a/src/lib/libcrypto/bn/bn.h
+++ b/src/lib/libcrypto/bn/bn.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: bn.h,v 1.47 2021/12/04 15:59:52 tb Exp $ */
+/* $OpenBSD: bn.h,v 1.48 2021/12/04 16:02:44 tb Exp $ */
 /* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -485,11 +485,16 @@ int	BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx);
  * \param  n  0 if the BIGNUM b should be positive and a value != 0 otherwise
  */
 void	BN_set_negative(BIGNUM *b, int n);
+
+#if defined(LIBRESSL_OPAQUE_BN) || defined(LIBRESSL_CRYPTO_INTERNAL)
+int BN_is_negative(const BIGNUM *b);
+#else
 /** BN_is_negative returns 1 if the BIGNUM is negative
  * \param  a  pointer to the BIGNUM object
  * \return 1 if a < 0 and 0 otherwise
  */
 #define BN_is_negative(a) ((a)->neg != 0)
+#endif
 
 #ifndef LIBRESSL_INTERNAL
 int	BN_div(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m, const BIGNUM *d,
-- 
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