/* * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved. * * The contents of this file constitute Original Code as defined in and are * subject to the Apple Public Source License Version 1.2 (the 'License'). * You may not use this file except in compliance with the License. Please obtain * a copy of the License at http://www.apple.com/publicsource and read it before * using this file. * * This Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the * specific language governing rights and limitations under the License. */ /* unused */ #include <stdio.h> #include <openssl/tmdiff.h> #include "bn_lcl.h" #define SIZE 256 #define NUM (8*8*8) #define MOD (8*8*8*8*8) main(argc,argv) int argc; char *argv[]; { BN_CTX ctx; BIGNUM a,b,c,r,rr,t,l; int j,i,size=SIZE,num=NUM,mod=MOD; char *start,*end; BN_MONT_CTX mont; double d,md; BN_MONT_CTX_init(&mont); BN_CTX_init(&ctx); BN_init(&a); BN_init(&b); BN_init(&c); BN_init(&r); start=ms_time_new(); end=ms_time_new(); while (size <= 1024*8) { BN_rand(&a,size,0,0); BN_rand(&b,size,1,0); BN_rand(&c,size,0,1); BN_mod(&a,&a,&c,&ctx); ms_time_get(start); for (i=0; i<10; i++) BN_MONT_CTX_set(&mont,&c,&ctx); ms_time_get(end); md=ms_time_diff(start,end); ms_time_get(start); for (i=0; i<num; i++) { /* bn_mull(&r,&a,&b,&ctx); */ /* BN_sqr(&r,&a,&ctx); */ BN_mod_exp_mont(&r,&a,&b,&c,&ctx,&mont); } ms_time_get(end); d=ms_time_diff(start,end)/* *50/33 */; printf("%5d bit:%6.2f %6d %6.4f %4d m_set(%5.4f)\n",size, d,num,d/num,(int)((d/num)*mod),md/10.0); num/=8; mod/=8; if (num <= 0) num=1; size*=2; } }