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Diffstat (limited to 'ext/ipp/sources/ippcp/pcpngmontexpstuff_avx2.h')
| -rw-r--r-- | ext/ipp/sources/ippcp/pcpngmontexpstuff_avx2.h | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/ext/ipp/sources/ippcp/pcpngmontexpstuff_avx2.h b/ext/ipp/sources/ippcp/pcpngmontexpstuff_avx2.h new file mode 100644 index 0000000..bf52af4 --- /dev/null +++ b/ext/ipp/sources/ippcp/pcpngmontexpstuff_avx2.h @@ -0,0 +1,142 @@ +/******************************************************************************* +* Copyright 2016-2018 Intel Corporation +* All Rights Reserved. +* +* If this software was obtained under the Intel Simplified Software License, +* the following terms apply: +* +* The source code, information and material ("Material") contained herein is +* owned by Intel Corporation or its suppliers or licensors, and title to such +* Material remains with Intel Corporation or its suppliers or licensors. The +* Material contains proprietary information of Intel or its suppliers and +* licensors. The Material is protected by worldwide copyright laws and treaty +* provisions. No part of the Material may be used, copied, reproduced, +* modified, published, uploaded, posted, transmitted, distributed or disclosed +* in any way without Intel's prior express written permission. No license under +* any patent, copyright or other intellectual property rights in the Material +* is granted to or conferred upon you, either expressly, by implication, +* inducement, estoppel or otherwise. Any license under such intellectual +* property rights must be express and approved by Intel in writing. +* +* Unless otherwise agreed by Intel in writing, you may not remove or alter this +* notice or any other notice embedded in Materials by Intel or Intel's +* suppliers or licensors in any way. +* +* +* If this software was obtained under the Apache License, Version 2.0 (the +* "License"), the following terms apply: +* +* You may not use this file except in compliance with the License. You may +* obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 +* +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* +* See the License for the specific language governing permissions and +* limitations under the License. +*******************************************************************************/ + +/* +// +// Purpose: +// Cryptography Primitive. +// Internal Definitions of AVX2 Montgomery Exp +// +*/ +#include "owncp.h" + +#if (_IPP32E>=_IPP32E_L9) + +#include "pcpbnuimpl.h" +#include "pcpngmontexpstuff.h" + +#define RSA_AVX2_MIN_BITSIZE (1024) +#define RSA_AVX2_MAX_BITSIZE (13*1024) + +#define NORM_DIGSIZE_AVX2 (BITSIZE(Ipp32u)) +#define NORM_BASE_AVX2 ((Ipp64u)1<<NORM_DIGSIZE_AVX2) +#define NORM_MASK_AVX2 (NORM_BASE_AVX2-1) + +#define EXP_DIGIT_SIZE_AVX2 (27) +#define EXP_DIGIT_BASE_AVX2 (1<<EXP_DIGIT_SIZE_AVX2) +#define EXP_DIGIT_MASK_AVX2 (EXP_DIGIT_BASE_AVX2-1) + + +/* number of "diSize" chunks in "bitSize" bit string */ +__INLINE int cpDigitNum_avx2(int bitSize, int digSize) +{ return (bitSize + digSize-1)/digSize; } + +/* number of "EXP_DIGIT_SIZE_AVX2" chunks in "bitSize" bit string matched for AMM */ +__INLINE cpSize numofVariable_avx2(int modulusBits) +{ + cpSize ammBitSize = 2 + cpDigitNum_avx2(modulusBits, BITSIZE(BNU_CHUNK_T)) * BITSIZE(BNU_CHUNK_T); + cpSize redNum = cpDigitNum_avx2(ammBitSize, EXP_DIGIT_SIZE_AVX2); + return redNum; +} + +/* buffer corresponding to numofVariable_avx2() */ +__INLINE cpSize numofVariableBuff_avx2(int numV) +{ + return numV +4; +} + +/* basic operations */ +#define cpMontMul1024_avx2 OWNAPI(cpMontMul1024_avx2) +void cpMontMul1024_avx2(Ipp64u* pR, const Ipp64u* pA, const Ipp64u* pB, const Ipp64u* pModulus, int mLen, Ipp64u m0); +#define cpMontMul4n_avx2 OWNAPI(cpMontMul4n_avx2) +void cpMontMul4n_avx2 (Ipp64u* pR, const Ipp64u* pA, const Ipp64u* pB, const Ipp64u* pModulus, int mLen, Ipp64u m0, Ipp64u* pScratchBuffer); +#define cpMontMul4n1_avx2 OWNAPI(cpMontMul4n1_avx2) +void cpMontMul4n1_avx2 (Ipp64u* pR, const Ipp64u* pA, const Ipp64u* pB, const Ipp64u* pModulus, int mLen, Ipp64u m0, Ipp64u* pScratchBuffer); +#define cpMontMul4n2_avx2 OWNAPI(cpMontMul4n2_avx2) +void cpMontMul4n2_avx2 (Ipp64u* pR, const Ipp64u* pA, const Ipp64u* pB, const Ipp64u* pModulus, int mLen, Ipp64u m0, Ipp64u* pScratchBuffer); +#define cpMontMul4n3_avx2 OWNAPI(cpMontMul4n3_avx2) +void cpMontMul4n3_avx2 (Ipp64u* pR, const Ipp64u* pA, const Ipp64u* pB, const Ipp64u* pModulus, int mLen, Ipp64u m0, Ipp64u* pScratchBuffer); + +#define cpMontSqr1024_avx2 OWNAPI(cpMontSqr1024_avx2) +void cpMontSqr1024_avx2(Ipp64u* pR, const Ipp64u* pA, const Ipp64u* pModulus, int mLen, Ipp64u k0, Ipp64u* pBuffer); +#define cpSqr1024_avx2 OWNAPI(cpSqr1024_avx2) +void cpSqr1024_avx2 (Ipp64u* pR, const Ipp64u* pA, int aLen, Ipp64u* pBuffer); +#define cpSqr_avx2 OWNAPI(cpSqr_avx2) +void cpSqr_avx2 (Ipp64u* pR, const Ipp64u* pA, int aLen, Ipp64u* pBuffer); + +#define cpMontRed_avx2 OWNAPI(cpMontRed_avx2) +void cpMontRed_avx2(Ipp64u* pR, Ipp64u* pProduct, const Ipp64u* pModulus, int mLen, Ipp64u k0); + +/* exponentiation buffer size */ +#define gsMontExpBinBuffer_avx2 OWNAPI(gsMontExpBinBuffer_avx2) +#define gsMontExpWinBuffer_avx2 OWNAPI(gsMontExpWinBuffer_avx2) +cpSize gsMontExpBinBuffer_avx2(int modulusBits); +cpSize gsMontExpWinBuffer_avx2(int modulusBits); + +/* AVX2 exponentiations */ +#define gsMontExpBin_BNU_avx2 OWNAPI(gsMontExpBin_BNU_avx2) +cpSize gsMontExpBin_BNU_avx2(BNU_CHUNK_T* dataY, + const BNU_CHUNK_T* dataX, cpSize nsX, + const BNU_CHUNK_T* dataE, cpSize nsE, + gsModEngine* pMont, + BNU_CHUNK_T* pBuffer); + +#define gsMontExpBin_BNU_sscm_avx2 OWNAPI(gsMontExpBin_BNU_sscm_avx2) +cpSize gsMontExpBin_BNU_sscm_avx2(BNU_CHUNK_T* dataY, + const BNU_CHUNK_T* dataX, cpSize nsX, + const BNU_CHUNK_T* dataE, cpSize nsE, + gsModEngine* pMont, + BNU_CHUNK_T* pBuffer); + +#define gsMontExpWin_BNU_avx2 OWNAPI(gsMontExpWin_BNU_avx2) +cpSize gsMontExpWin_BNU_avx2(BNU_CHUNK_T* dataY, + const BNU_CHUNK_T* dataX, cpSize nsX, + const BNU_CHUNK_T* dataE, cpSize nsE, + gsModEngine* pMont, + BNU_CHUNK_T* pBuffer); + +#define gsMontExpWin_BNU_sscm_avx2 OWNAPI(gsMontExpWin_BNU_sscm_avx2) +cpSize gsMontExpWin_BNU_sscm_avx2(BNU_CHUNK_T* dataY, + const BNU_CHUNK_T* dataX, cpSize nsX, + const BNU_CHUNK_T* dataE, cpSize nsE, + gsModEngine* pMont, + BNU_CHUNK_T* pBuffer); + +#endif /* _IPP32E_L9 */ |