linux-sgx-trts-modified/external/crypto_px/sources/ippcp/src/pcpprimeg.h

/*
* Copyright (C) 2016 Intel Corporation. All rights reserved.
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* modification, are permitted provided that the following conditions
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*   * Redistributions in binary form must reproduce the above copyright
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*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#if !defined(_CP_PRIME_H)
#define _CP_PRIME_H

#include "pcpbn.h"
#include "pcpmontgomery.h"


/*
// Prime context
*/
struct _cpPrime {
   IppCtxId          idCtx;      /* Prime context identifier */
   cpSize            maxBitSize; /* max bit length             */
   BNU_CHUNK_T*      pPrime;     /* prime value   */
   BNU_CHUNK_T*      pT1;        /* temporary BNU */
   BNU_CHUNK_T*      pT2;        /* temporary BNU */
   BNU_CHUNK_T*      pT3;        /* temporary BNU */
   IppsMontState*    pMont;      /* montgomery engine        */
};

/* alignment */
#define PRIME_ALIGNMENT ((int)sizeof(void*))

/* Prime accessory macros */
#define PRIME_ID(ctx)         ((ctx)->idCtx)
#define PRIME_MAXBITSIZE(ctx) ((ctx)->maxBitSize)
#define PRIME_NUMBER(ctx)     ((ctx)->pPrime)
#define PRIME_TEMP1(ctx)      ((ctx)->pT1)
#define PRIME_TEMP2(ctx)      ((ctx)->pT2)
#define PRIME_TEMP3(ctx)      ((ctx)->pT3)
#define PRIME_MONT(ctx)       ((ctx)->pMont)

#define PRIME_VALID_ID(ctx)   (PRIME_ID((ctx))==idCtxPrimeNumber)

/* easy prime test */
int cpMimimalPrimeTest(const Ipp32u* pPrime, cpSize ns);

/* prime test */
int cpPrimeTest(const BNU_CHUNK_T* pPrime, cpSize primeLen,
                cpSize nTrials,
                IppsPrimeState* pCtx,
                IppBitSupplier rndFunc, void* pRndParam);

void cpPackPrimeCtx(const IppsPrimeState* pCtx, Ipp8u* pBuffer);
void cpUnpackPrimeCtx(const Ipp8u* pBuffer, IppsPrimeState* pCtx);

#endif /* _CP_PRIME_H */