Built motion from commit 6a09e18b.|2.6.11

[motion2.git] / legacy-libs / grpc / deps / grpc / third_party / boringssl / crypto / fipsmodule / bn / rsaz_exp.h

diff --git a/legacy-libs/grpc/deps/grpc/third_party/boringssl/crypto/fipsmodule/bn/rsaz_exp.h b/legacy-libs/grpc/deps/grpc/third_party/boringssl/crypto/fipsmodule/bn/rsaz_exp.h
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+/*
+ * Copyright 2013-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright (c) 2012, Intel Corporation. All Rights Reserved.
+ *
+ * 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 Shay Gueron (1, 2), and Vlad Krasnov (1)
+ * (1) Intel Corporation, Israel Development Center, Haifa, Israel
+ * (2) University of Haifa, Israel
+ */
+
+#ifndef OPENSSL_HEADER_BN_RSAZ_EXP_H
+#define OPENSSL_HEADER_BN_RSAZ_EXP_H
+
+#include <openssl/bn.h>
+
+// RSAZ_1024_mod_exp_avx2 sets |result| to |base_norm| raised to |exponent|
+// modulo |m_norm|. |base_norm| must be fully-reduced and |exponent| must have
+// the high bit set (it is 1024 bits wide). |RR| and |k0| must be |RR| and |n0|,
+// respectively, extracted from |m_norm|'s |BN_MONT_CTX|.
+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);
+
+// rsaz_avx2_eligible returns one if |RSAZ_1024_mod_exp_avx2| should be used and
+// zero otherwise.
+int rsaz_avx2_eligible(void);
+
+#endif  // OPENSSL_HEADER_BN_RSAZ_EXP_H