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/*
* mpprime.h
*
* Utilities for finding and working with prime and pseudo-prime
* integers
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef _H_MP_PRIME_
#define _H_MP_PRIME_
#include "mpi.h"
SEC_BEGIN_PROTOS
extern const int prime_tab_size; /* number of primes available */
extern const mp_digit prime_tab[];
/* Tests for divisibility */
mp_err mpp_divis(mp_int *a, mp_int *b);
mp_err mpp_divis_d(mp_int *a, mp_digit d);
/* Random selection */
mp_err mpp_random(mp_int *a);
mp_err mpp_random_size(mp_int *a, mp_size prec);
/* Type for a pointer to a user-provided mpp_random implementation */
typedef mp_err (*mpp_random_fn)(mp_int *);
/* Pseudo-primality testing */
mp_err mpp_divis_vector(mp_int *a, const mp_digit *vec, int size, int *which);
mp_err mpp_divis_primes(mp_int *a, mp_digit *np);
mp_err mpp_fermat(mp_int *a, mp_digit w);
mp_err mpp_fermat_list(mp_int *a, const mp_digit *primes, mp_size nPrimes);
mp_err mpp_pprime(mp_int *a, int nt);
mp_err mpp_sieve(mp_int *trial, const mp_digit *primes, mp_size nPrimes,
unsigned char *sieve, mp_size nSieve);
mp_err mpp_make_prime(mp_int *start, mp_size nBits, mp_size strong);
/* Pseudo-primality tests using a user-provided mpp_random implementation */
mp_err mpp_pprime_ext_random(mp_int *a, int nt, mpp_random_fn random);
mp_err mpp_make_prime_ext_random(mp_int *start, mp_size nBits, mp_size strong, mpp_random_fn random);
SEC_END_PROTOS
#endif /* end _H_MP_PRIME_ */
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