/******************************************************************************* * Copyright 2005-2018 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 and // Internal DL (prime) basic Definitions & Function Prototypes // // */ #if !defined(_PCP_DLP_H) #define _PCP_DLP_H #include "pcpbn.h" #include "pcpmontgomery.h" #include "pcpprimeg.h" #include "pcpbnresource.h" /* // DLP context */ //#define MIN_DLP_BITSIZE (512) //#define MAX_DLP_BITSIZE (2048) //#define DEF_DLP_BITSIZER (160) struct _cpDLP { IppCtxId idCtx; /* DL identifier */ Ipp32u flag; /* complete flag */ int bitSizeP; /* DH bitsize (P) */ int bitSizeR; /* DH bitsize (R) */ int method; /* exponentiation method: binary/window */ gsModEngine* pMontP0; /* Montgomery P-engine */ gsModEngine* pMontP1; /* Montgomery P-engine (for multithread version) */ gsModEngine* pMontR; /* Montgomery R-engine */ IppsBigNumState* pGenc; /* P-encoded DL generator */ IppsBigNumState* pX; /* private key */ IppsBigNumState* pYenc; /* P-encoded public key */ IppsPrimeState* pPrimeGen; /* prime generator */ BNU_CHUNK_T* pMeTable; /* pre-computed multi-exp table */ BigNumNode* pBnList; /* BN resource */ #if defined(_USE_WINDOW_EXP_) BNU_CHUNK_T* pBnuList0; /* BNU resource */ BNU_CHUNK_T* pBnuList1; /* BNU resource (for multithread version) */ #endif }; /* // Exponentiation method */ #define BINARY (0) #define WINDOW ((BINARY)+1) #define BNLISTSIZE (8) /* list size */ /* // Contetx Access Macros */ #define DLP_ID(ctx) ((ctx)->idCtx) #define DLP_FLAG(ctx) ((ctx)->flag) #define DLP_BITSIZEP(ctx) ((ctx)->bitSizeP) #define DLP_BITSIZER(ctx) ((ctx)->bitSizeR) #define DLP_EXPMETHOD(ctx) ((ctx)->method) #define DLP_MONTP0(ctx) ((ctx)->pMontP0) #define DLP_MONTP1(ctx) ((ctx)->pMontP1) #define DLP_MONTR(ctx) ((ctx)->pMontR) #define DLP_P(ctx) (MOD_MODULUS(DLP_MONTP0((ctx)))) #define DLP_R(ctx) (MOD_MODULUS(DLP_MONTR((ctx)))) #define DLP_GENC(ctx) ((ctx)->pGenc) #define DLP_X(ctx) ((ctx)->pX) #define DLP_YENC(ctx) ((ctx)->pYenc) #define DLP_PRIMEGEN(ctx) ((ctx)->pPrimeGen) #define DLP_METBL(ctx) ((ctx)->pMeTable) #define DLP_BNCTX(ctx) ((ctx)->pBnList) #if defined(_USE_WINDOW_EXP_) #define DLP_BNUCTX0(ctx) ((ctx)->pBnuList0) #define DLP_BNUCTX1(ctx) ((ctx)->pBnuList1) #endif #define DLP_VALID_ID(ctx) (DLP_ID((ctx))==idCtxDLP) #define DLP_COMPLETE(ctx) (DLP_FLAG((ctx))==(IppDLPkeyP|IppDLPkeyR|IppDLPkeyG)) /* alignment */ #define DLP_ALIGNMENT ((int)(sizeof(void*))) /* pool size for gsModEngine */ #define DLP_MONT_POOL_LENGTH (6) #define cpPackDLPCtx OWNAPI(cpPackDLPCtx) void cpPackDLPCtx(const IppsDLPState* pDLP, Ipp8u* pBuffer); #define cpUnpackDLPCtx OWNAPI(cpUnpackDLPCtx) void cpUnpackDLPCtx(const Ipp8u* pBuffer, IppsDLPState* pDLP); #endif /* _PCP_DLP_H */