diff options
Diffstat (limited to 'security/nss/lib/freebl/mpi/utils/metime.c')
-rw-r--r-- | security/nss/lib/freebl/mpi/utils/metime.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/security/nss/lib/freebl/mpi/utils/metime.c b/security/nss/lib/freebl/mpi/utils/metime.c deleted file mode 100644 index 29ee59050..000000000 --- a/security/nss/lib/freebl/mpi/utils/metime.c +++ /dev/null @@ -1,136 +0,0 @@ -/* - * metime.c - * - * Modular exponentiation timing test - * - * $Id$ - * - * ***** 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) 2000 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * Netscape Communications Corporation - * - * 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 <limits.h> -#include <time.h> - -#include "mpi.h" -#include "mpprime.h" - -double clk_to_sec(clock_t start, clock_t stop); - -int main(int argc, char *argv[]) -{ - int ix, num, prec = 8; - unsigned int seed; - clock_t start, stop; - double sec; - - mp_int a, m, c; - - if(getenv("SEED") != NULL) - seed = abs(atoi(getenv("SEED"))); - else - seed = (unsigned int)time(NULL); - - if(argc < 2) { - fprintf(stderr, "Usage: %s <num-tests> [<nbits>]\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("Modular exponentiation timing test\n" - "Precision: %d digits (%d bits)\n" - "# of tests: %d\n\n", prec, prec * DIGIT_BIT, num); - - mp_init_size(&a, prec); - mp_init_size(&m, prec); - mp_init_size(&c, prec); - - srand(seed); - - start = clock(); - for(ix = 0; ix < num; ix++) { - - mpp_random_size(&a, prec); - mpp_random_size(&c, prec); - mpp_random_size(&m, prec); - /* set msb and lsb of m */ - DIGIT(&m,0) |= 1; - DIGIT(&m, USED(&m)-1) |= (mp_digit)1 << (DIGIT_BIT - 1); - if (mp_cmp(&a, &m) > 0) - mp_sub(&a, &m, &a); - - mp_exptmod(&a, &c, &m, &c); - } - stop = clock(); - - sec = clk_to_sec(start, stop); - - printf("Total: %.3f seconds\n", sec); - printf("Individual: %.3f seconds\n", sec / num); - - mp_clear(&c); - mp_clear(&a); - mp_clear(&m); - - return 0; -} - -double clk_to_sec(clock_t start, clock_t stop) -{ - return (double)(stop - start) / CLOCKS_PER_SEC; -} - -/*------------------------------------------------------------------------*/ -/* HERE THERE BE DRAGONS */ |