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-rw-r--r--crypto/ec/curve448/arch_32/arch_intrinsics.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/crypto/ec/curve448/arch_32/arch_intrinsics.h b/crypto/ec/curve448/arch_32/arch_intrinsics.h
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+++ b/crypto/ec/curve448/arch_32/arch_intrinsics.h
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+/*
+ * Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016 Cryptography Research, Inc.
+ *
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ *
+ * Originally written by Mike Hamburg
+ */
+
+#ifndef HEADER_ARCH_32_ARCH_INTRINSICS_H
+# define HEADER_ARCH_32_ARCH_INTRINSICS_H
+
+#include "internal/constant_time_locl.h"
+
+# define ARCH_WORD_BITS 32
+
+#define word_is_zero(a) constant_time_is_zero_32(a)
+
+static ossl_inline uint64_t widemul(uint32_t a, uint32_t b)
+{
+ return ((uint64_t)a) * b;
+}
+
+#endif /* HEADER_ARCH_32_ARCH_INTRINSICS_H */