1/* 2 * Copyright (c) 2000-2001,2011,2014 Apple Inc. All Rights Reserved. 3 * 4 * The contents of this file constitute Original Code as defined in and are 5 * subject to the Apple Public Source License Version 1.2 (the 'License'). 6 * You may not use this file except in compliance with the License. Please obtain 7 * a copy of the License at http://www.apple.com/publicsource and read it before 8 * using this file. 9 * 10 * This Original Code and all software distributed under the License are 11 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS 12 * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT 13 * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 14 * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the 15 * specific language governing rights and limitations under the License. 16 */ 17 18 19/* unused */ 20 21/* crypto/bn/bnspeed.c */ 22/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 23 * All rights reserved. 24 * 25 * This package is an SSL implementation written 26 * by Eric Young (eay@cryptsoft.com). 27 * The implementation was written so as to conform with Netscapes SSL. 28 * 29 * This library is free for commercial and non-commercial use as long as 30 * the following conditions are aheared to. The following conditions 31 * apply to all code found in this distribution, be it the RC4, RSA, 32 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 33 * included with this distribution is covered by the same copyright terms 34 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 35 * 36 * Copyright remains Eric Young's, and as such any Copyright notices in 37 * the code are not to be removed. 38 * If this package is used in a product, Eric Young should be given attribution 39 * as the author of the parts of the library used. 40 * This can be in the form of a textual message at program startup or 41 * in documentation (online or textual) provided with the package. 42 * 43 * Redistribution and use in source and binary forms, with or without 44 * modification, are permitted provided that the following conditions 45 * are met: 46 * 1. Redistributions of source code must retain the copyright 47 * notice, this list of conditions and the following disclaimer. 48 * 2. Redistributions in binary form must reproduce the above copyright 49 * notice, this list of conditions and the following disclaimer in the 50 * documentation and/or other materials provided with the distribution. 51 * 3. All advertising materials mentioning features or use of this software 52 * must display the following acknowledgement: 53 * "This product includes cryptographic software written by 54 * Eric Young (eay@cryptsoft.com)" 55 * The word 'cryptographic' can be left out if the rouines from the library 56 * being used are not cryptographic related :-). 57 * 4. If you include any Windows specific code (or a derivative thereof) from 58 * the apps directory (application code) you must include an acknowledgement: 59 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 60 * 61 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 62 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 63 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 64 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 65 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 66 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 67 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 68 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 69 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 70 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 71 * SUCH DAMAGE. 72 * 73 * The licence and distribution terms for any publically available version or 74 * derivative of this code cannot be changed. i.e. this code cannot simply be 75 * copied and put under another distribution licence 76 * [including the GNU Public Licence.] 77 */ 78 79/* most of this code has been pilfered from my libdes speed.c program */ 80 81#define BASENUM 1000000 82#undef PROG 83#define PROG bnspeed_main 84 85#include <stdio.h> 86#include <stdlib.h> 87#include <signal.h> 88#include <string.h> 89#include <openssl/crypto.h> 90#include <openssl/err.h> 91 92#if !defined(MSDOS) && (!defined(VMS) || defined(__DECC)) 93#define TIMES 94#endif 95 96#ifndef _IRIX 97#include <time.h> 98#endif 99#ifdef TIMES 100#include <sys/types.h> 101#include <sys/times.h> 102#endif 103 104/* Depending on the VMS version, the tms structure is perhaps defined. 105 The __TMS macro will show if it was. If it wasn't defined, we should 106 undefine TIMES, since that tells the rest of the program how things 107 should be handled. -- Richard Levitte */ 108#if defined(VMS) && defined(__DECC) && !defined(__TMS) 109#undef TIMES 110#endif 111 112#ifndef TIMES 113#include <sys/timeb.h> 114#endif 115 116#if defined(sun) || defined(__ultrix) 117#define _POSIX_SOURCE 118#include <limits.h> 119#include <sys/param.h> 120#endif 121 122#include <openssl/bn.h> 123#include <openssl/x509.h> 124 125/* The following if from times(3) man page. It may need to be changed */ 126#ifndef HZ 127# ifndef CLK_TCK 128# ifndef _BSD_CLK_TCK_ /* FreeBSD hack */ 129# define HZ 100.0 130# else /* _BSD_CLK_TCK_ */ 131# define HZ ((double)_BSD_CLK_TCK_) 132# endif 133# else /* CLK_TCK */ 134# define HZ ((double)CLK_TCK) 135# endif 136#endif 137 138#undef BUFSIZE 139#define BUFSIZE ((long)1024*8) 140int run=0; 141 142static double Time_F(int s); 143#define START 0 144#define STOP 1 145 146static double Time_F(int s) 147 { 148 double ret; 149#ifdef TIMES 150 static struct tms tstart,tend; 151 152 if (s == START) 153 { 154 times(&tstart); 155 return(0); 156 } 157 else 158 { 159 times(&tend); 160 ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ; 161 return((ret < 1e-3)?1e-3:ret); 162 } 163#else /* !times() */ 164 static struct timeb tstart,tend; 165 long i; 166 167 if (s == START) 168 { 169 ftime(&tstart); 170 return(0); 171 } 172 else 173 { 174 ftime(&tend); 175 i=(long)tend.millitm-(long)tstart.millitm; 176 ret=((double)(tend.time-tstart.time))+((double)i)/1000.0; 177 return((ret < 0.001)?0.001:ret); 178 } 179#endif 180 } 181 182#define NUM_SIZES 5 183static int sizes[NUM_SIZES]={128,256,512,1024,2048}; 184/*static int sizes[NUM_SIZES]={59,179,299,419,539}; */ 185 186void do_mul(BIGNUM *r,BIGNUM *a,BIGNUM *b,BN_CTX *ctx); 187 188int main(int argc, char **argv) 189 { 190 BN_CTX *ctx; 191 BIGNUM a,b,c; 192 193 ctx=BN_CTX_new(); 194 BN_init(&a); 195 BN_init(&b); 196 BN_init(&c); 197 198 do_mul(&a,&b,&c,ctx); 199 } 200 201void do_mul(BIGNUM *r, BIGNUM *a, BIGNUM *b, BN_CTX *ctx) 202 { 203 int i,j,k; 204 double tm; 205 long num; 206 207 for (i=0; i<NUM_SIZES; i++) 208 { 209 num=BASENUM; 210 if (i) num/=(i*3); 211 BN_rand(a,sizes[i],1,0); 212 for (j=i; j<NUM_SIZES; j++) 213 { 214 BN_rand(b,sizes[j],1,0); 215 Time_F(START); 216 for (k=0; k<num; k++) 217 BN_mul(r,b,a,ctx); 218 tm=Time_F(STOP); 219 printf("mul %4d x %4d -> %8.3fms\n",sizes[i],sizes[j],tm*1000.0/num); 220 } 221 } 222 223 for (i=0; i<NUM_SIZES; i++) 224 { 225 num=BASENUM; 226 if (i) num/=(i*3); 227 BN_rand(a,sizes[i],1,0); 228 Time_F(START); 229 for (k=0; k<num; k++) 230 BN_sqr(r,a,ctx); 231 tm=Time_F(STOP); 232 printf("sqr %4d x %4d -> %8.3fms\n",sizes[i],sizes[i],tm*1000.0/num); 233 } 234 235 for (i=0; i<NUM_SIZES; i++) 236 { 237 num=BASENUM/10; 238 if (i) num/=(i*3); 239 BN_rand(a,sizes[i]-1,1,0); 240 for (j=i; j<NUM_SIZES; j++) 241 { 242 BN_rand(b,sizes[j],1,0); 243 Time_F(START); 244 for (k=0; k<100000; k++) 245 BN_div(r, NULL, b, a,ctx); 246 tm=Time_F(STOP); 247 printf("div %4d / %4d -> %8.3fms\n",sizes[j],sizes[i]-1,tm*1000.0/num); 248 } 249 } 250 } 251 252