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/*
 *  mpprime.h
 *
 *  Utilities for finding and working with prime and pseudo-prime
 *  integers
 *
 * ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is the MPI Arbitrary Precision Integer Arithmetic library.
 *
 * The Initial Developer of the Original Code is
 * Michael J. Fromberger.
 * Portions created by the Initial Developer are Copyright (C) 1997
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#ifndef _H_MP_PRIME_
#define _H_MP_PRIME_

#include "mpi.h"

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);

/* 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,
		      unsigned long * nTries);

#endif /* end _H_MP_PRIME_ */