1 | /*
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2 | * Copyright 2013-2016 The OpenSSL Project Authors. All Rights Reserved.
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3 | *
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4 | * Licensed under the OpenSSL license (the "License"). You may not use
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5 | * this file except in compliance with the License. You can obtain a copy
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6 | * in the file LICENSE in the source distribution or at
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7 | * https://www.openssl.org/source/license.html
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8 | */
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9 |
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10 | /*****************************************************************************
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11 | * *
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12 | * Copyright (c) 2012, Intel Corporation *
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13 | * *
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14 | * All rights reserved. *
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15 | * *
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16 | * Redistribution and use in source and binary forms, with or without *
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17 | * modification, are permitted provided that the following conditions are *
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18 | * met: *
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19 | * *
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20 | * * Redistributions of source code must retain the above copyright *
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21 | * notice, this list of conditions and the following disclaimer. *
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22 | * *
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23 | * * Redistributions in binary form must reproduce the above copyright *
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24 | * notice, this list of conditions and the following disclaimer in the *
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25 | * documentation and/or other materials provided with the *
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26 | * distribution. *
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27 | * *
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28 | * * Neither the name of the Intel Corporation nor the names of its *
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29 | * contributors may be used to endorse or promote products derived from *
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30 | * this software without specific prior written permission. *
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31 | * *
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32 | * *
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33 | * THIS SOFTWARE IS PROVIDED BY INTEL CORPORATION ""AS IS"" AND ANY *
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34 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE *
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35 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR *
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36 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL CORPORATION OR *
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37 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
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38 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, *
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39 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
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40 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
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41 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
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42 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
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43 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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44 | * *
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45 | ******************************************************************************
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46 | * Developers and authors: *
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47 | * Shay Gueron (1, 2), and Vlad Krasnov (1) *
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48 | * (1) Intel Corporation, Israel Development Center, Haifa, Israel *
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49 | * (2) University of Haifa, Israel *
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50 | *****************************************************************************/
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51 |
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52 | #ifndef RSAZ_EXP_H
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53 | # define RSAZ_EXP_H
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54 |
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55 | # undef RSAZ_ENABLED
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56 | # if defined(OPENSSL_BN_ASM_MONT) && \
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57 | (defined(__x86_64) || defined(__x86_64__) || \
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58 | defined(_M_AMD64) || defined(_M_X64))
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59 | # define RSAZ_ENABLED
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60 |
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61 | # include <openssl/bn.h>
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62 |
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63 | void RSAZ_1024_mod_exp_avx2(BN_ULONG result[16],
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64 | const BN_ULONG base_norm[16],
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65 | const BN_ULONG exponent[16],
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66 | const BN_ULONG m_norm[16], const BN_ULONG RR[16],
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67 | BN_ULONG k0);
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68 | int rsaz_avx2_eligible();
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69 |
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70 | void RSAZ_512_mod_exp(BN_ULONG result[8],
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71 | const BN_ULONG base_norm[8], const BN_ULONG exponent[8],
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72 | const BN_ULONG m_norm[8], BN_ULONG k0,
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73 | const BN_ULONG RR[8]);
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74 |
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75 | # endif
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76 |
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77 | #endif
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