diff options
Diffstat (limited to 'security/nss/lib/freebl/mpi/tests/mptest-3a.c')
-rw-r--r-- | security/nss/lib/freebl/mpi/tests/mptest-3a.c | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/security/nss/lib/freebl/mpi/tests/mptest-3a.c b/security/nss/lib/freebl/mpi/tests/mptest-3a.c deleted file mode 100644 index a4d246212..000000000 --- a/security/nss/lib/freebl/mpi/tests/mptest-3a.c +++ /dev/null @@ -1,144 +0,0 @@ -/* - * Simple test driver for MPI library - * - * Test 3a: Multiplication vs. squaring timing test - * - * ***** 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) 1998 - * 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 ***** */ -/* $Id$ */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <ctype.h> -#include <limits.h> - -#include <time.h> - -#include "mpi.h" -#include "mpprime.h" - -int main(int argc, char *argv[]) -{ - int ix, num, prec = 8; - double d1, d2; - clock_t start, finish; - time_t seed; - mp_int a, c, d; - - seed = time(NULL); - - if(argc < 2) { - fprintf(stderr, "Usage: %s <num-tests> [<precision>]\n", argv[0]); - return 1; - } - - if((num = atoi(argv[1])) < 0) - num = -num; - - if(!num) { - fprintf(stderr, "%s: must perform at least 1 test\n", argv[0]); - return 1; - } - - if(argc > 2) { - if((prec = atoi(argv[2])) <= 0) - prec = 8; - else - prec = (prec + (DIGIT_BIT - 1)) / DIGIT_BIT; - } - - printf("Test 3a: Multiplication vs squaring timing test\n" - "Precision: %d digits (%u bits)\n" - "# of tests: %d\n\n", prec, prec * DIGIT_BIT, num); - - mp_init_size(&a, prec); - - mp_init(&c); mp_init(&d); - - printf("Verifying accuracy ... \n"); - srand((unsigned int)seed); - for(ix = 0; ix < num; ix++) { - mpp_random_size(&a, prec); - mp_mul(&a, &a, &c); - mp_sqr(&a, &d); - - if(mp_cmp(&c, &d) != 0) { - printf("Error! Results not accurate:\n"); - printf("a = "); mp_print(&a, stdout); fputc('\n', stdout); - printf("c = "); mp_print(&c, stdout); fputc('\n', stdout); - printf("d = "); mp_print(&d, stdout); fputc('\n', stdout); - mp_sub(&c, &d, &d); - printf("dif "); mp_print(&d, stdout); fputc('\n', stdout); - mp_clear(&c); mp_clear(&d); - mp_clear(&a); - return 1; - } - } - printf("Accuracy is confirmed for the %d test samples\n", num); - mp_clear(&d); - - printf("Testing squaring ... \n"); - srand((unsigned int)seed); - start = clock(); - for(ix = 0; ix < num; ix++) { - mpp_random_size(&a, prec); - mp_sqr(&a, &c); - } - finish = clock(); - - d2 = (double)(finish - start) / CLOCKS_PER_SEC; - - printf("Testing multiplication ... \n"); - srand((unsigned int)seed); - start = clock(); - for(ix = 0; ix < num; ix++) { - mpp_random(&a); - mp_mul(&a, &a, &c); - } - finish = clock(); - - d1 = (double)(finish - start) / CLOCKS_PER_SEC; - - printf("Multiplication time: %.3f sec (%.3f each)\n", d1, d1 / num); - printf("Squaring time: %.3f sec (%.3f each)\n", d2, d2 / num); - printf("Improvement: %.2f%%\n", (1.0 - (d2 / d1)) * 100.0); - - mp_clear(&c); - mp_clear(&a); - - return 0; -} |