-/******************************************************************************
-* Copyright(c) 2012, Intel Corp.
-* Developers and authors:
-* Shay Gueron (1, 2), and Vlad Krasnov (1)
-* (1) Intel Corporation, Israel Development Center, Haifa, Israel
-* (2) University of Haifa, Israel
-******************************************************************************
-* LICENSE:
-* This submission to OpenSSL is to be made available under the OpenSSL
-* license, and only to the OpenSSL project, in order to allow integration
-* into the publicly distributed code.
-* The use of this code, or portions of this code, or concepts embedded in
-* this code, or modification of this code and/or algorithm(s) in it, or the
-* use of this code for any other purpose than stated above, requires special
-* licensing.
-******************************************************************************
-* DISCLAIMER:
-* THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS AND THE COPYRIGHT OWNERS
-* ``AS IS''. ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
-* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS OR THE COPYRIGHT
-* OWNERS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
-* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-* POSSIBILITY OF SUCH DAMAGE.
-******************************************************************************/
+/*
+ * Copyright 2013-2018 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright (c) 2012, Intel Corporation. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (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 Shay Gueron (1, 2), and Vlad Krasnov (1)
+ * (1) Intel Corporation, Israel Development Center, Haifa, Israel
+ * (2) University of Haifa, Israel
+ */
#ifndef RSAZ_EXP_H
-#define RSAZ_EXP_H
+# define RSAZ_EXP_H
-#include <openssl/bn.h>
+# undef RSAZ_ENABLED
+# if defined(OPENSSL_BN_ASM_MONT) && \
+ (defined(__x86_64) || defined(__x86_64__) || \
+ defined(_M_AMD64) || defined(_M_X64))
+# define RSAZ_ENABLED
+
+# include <openssl/bn.h>
void RSAZ_1024_mod_exp_avx2(BN_ULONG result[16],
- const BN_ULONG base_norm[16], const BN_ULONG exponent[16],
- const BN_ULONG m_norm[16], const BN_ULONG RR[16], BN_ULONG k0);
-int rsaz_avx2_eligible();
+ const BN_ULONG base_norm[16],
+ const BN_ULONG exponent[16],
+ const BN_ULONG m_norm[16], const BN_ULONG RR[16],
+ BN_ULONG k0);
+int rsaz_avx2_eligible(void);
void RSAZ_512_mod_exp(BN_ULONG result[8],
- const BN_ULONG base_norm[8], const BN_ULONG exponent[8],
- const BN_ULONG m_norm[8], BN_ULONG k0, const BN_ULONG RR[8]);
+ const BN_ULONG base_norm[8], const BN_ULONG exponent[8],
+ const BN_ULONG m_norm[8], BN_ULONG k0,
+ const BN_ULONG RR[8]);
+
+# endif
+
#endif