+++ /dev/null
-/* -*-c-*-
- *
- * $Id: keycheck-mp.c,v 1.2 2004/04/08 01:36:15 mdw Exp $
- *
- * Key consistency checking tools for large integers
- *
- * (c) 2001 Straylight/Edgeware
- */
-
-/*----- Licensing notice --------------------------------------------------*
- *
- * This file is part of Catacomb.
- *
- * Catacomb is free software; you can redistribute it and/or modify
- * it under the terms of the GNU Library General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * Catacomb is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with Catacomb; if not, write to the Free
- * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- * MA 02111-1307, USA.
- */
-
-/*----- Header files ------------------------------------------------------*/
-
-#include <mLib/dstr.h>
-
-#include "fibrand.h"
-#include "grand.h"
-#include "keycheck.h"
-#include "mp.h"
-#include "mprand.h"
-#include "pfilt.h"
-#include "pgen.h"
-#include "rabin.h"
-#include "rand.h"
-
-/*----- Main code ---------------------------------------------------------*/
-
-/* --- @keycheck_prime@ --- *
- *
- * Arguments: @keycheck *kc@ = keycheck state
- * @unsigned sev@ = severity if not prime
- * @mp *m@ = a number to check for primality
- * @const char *name@ = name of this number
- *
- * Returns: Zero if OK, or return status from function.
- *
- * Use: Checks that a number is prime.
- */
-
-int keycheck_prime(keycheck *kc, unsigned sev, mp *m, const char *name)
-{
- int rc;
-
- rc = pfilt_smallfactor(m);
- if (rc == PGEN_TRY) {
- rabin rn;
- grand *r = fibrand_create(0);
- unsigned n;
- mp *x = MP_NEW;
-
- r->ops->misc(r, GRAND_SEEDRAND, &rand_global);
- n = rabin_iters(mp_bits(m));
- rabin_create(&rn, m);
- do {
- x = mprand_range(x, m, r, 0);
- rc = rabin_test(&rn, x);
- n--;
- } while (n && rc == PGEN_PASS);
- rabin_destroy(&rn);
- mp_drop(x);
- r->ops->destroy(r);
- }
- if (rc != PGEN_FAIL)
- rc = 0;
- else
- rc = keycheck_report(kc, sev, "%s not prime", name);
- return (rc);
-}
-
-/*----- That's all, folks -------------------------------------------------*/