speed.c revision 109998
1/* crypto/des/speed.c */ 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay@cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay@cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58 59/* 11-Sep-92 Andrew Daviel Support for Silicon Graphics IRIX added */ 60/* 06-Apr-92 Luke Brennan Support for VMS and add extra signal calls */ 61 62#if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX) 63#define TIMES 64#endif 65 66#include <stdio.h> 67 68#include <openssl/e_os2.h> 69#include OPENSSL_UNISTD_IO 70OPENSSL_DECLARE_EXIT 71 72#include <signal.h> 73#ifndef _IRIX 74#include <time.h> 75#endif 76#ifdef TIMES 77#include <sys/types.h> 78#include <sys/times.h> 79#endif 80 81/* Depending on the VMS version, the tms structure is perhaps defined. 82 The __TMS macro will show if it was. If it wasn't defined, we should 83 undefine TIMES, since that tells the rest of the program how things 84 should be handled. -- Richard Levitte */ 85#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS) 86#undef TIMES 87#endif 88 89#ifndef TIMES 90#include <sys/timeb.h> 91#endif 92 93#if defined(sun) || defined(__ultrix) 94#define _POSIX_SOURCE 95#include <limits.h> 96#include <sys/param.h> 97#endif 98 99#include <openssl/des.h> 100 101/* The following if from times(3) man page. It may need to be changed */ 102#ifndef HZ 103# ifndef CLK_TCK 104# ifndef _BSD_CLK_TCK_ /* FreeBSD fix */ 105# define HZ 100.0 106# else /* _BSD_CLK_TCK_ */ 107# define HZ ((double)_BSD_CLK_TCK_) 108# endif 109# else /* CLK_TCK */ 110# define HZ ((double)CLK_TCK) 111# endif 112#endif 113 114#define BUFSIZE ((long)1024) 115long run=0; 116 117double Time_F(int s); 118#ifdef SIGALRM 119#if defined(__STDC__) || defined(sgi) || defined(_AIX) 120#define SIGRETTYPE void 121#else 122#define SIGRETTYPE int 123#endif 124 125SIGRETTYPE sig_done(int sig); 126SIGRETTYPE sig_done(int sig) 127 { 128 signal(SIGALRM,sig_done); 129 run=0; 130#ifdef LINT 131 sig=sig; 132#endif 133 } 134#endif 135 136#define START 0 137#define STOP 1 138 139double Time_F(int s) 140 { 141 double ret; 142#ifdef TIMES 143 static struct tms tstart,tend; 144 145 if (s == START) 146 { 147 times(&tstart); 148 return(0); 149 } 150 else 151 { 152 times(&tend); 153 ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ; 154 return((ret == 0.0)?1e-6:ret); 155 } 156#else /* !times() */ 157 static struct timeb tstart,tend; 158 long i; 159 160 if (s == START) 161 { 162 ftime(&tstart); 163 return(0); 164 } 165 else 166 { 167 ftime(&tend); 168 i=(long)tend.millitm-(long)tstart.millitm; 169 ret=((double)(tend.time-tstart.time))+((double)i)/1e3; 170 return((ret == 0.0)?1e-6:ret); 171 } 172#endif 173 } 174 175int main(int argc, char **argv) 176 { 177 long count; 178 static unsigned char buf[BUFSIZE]; 179 static DES_cblock key ={0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0}; 180 static DES_cblock key2={0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12}; 181 static DES_cblock key3={0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12,0x34}; 182 DES_key_schedule sch,sch2,sch3; 183 double a,b,c,d,e; 184#ifndef SIGALRM 185 long ca,cb,cc,cd,ce; 186#endif 187 188#ifndef TIMES 189 printf("To get the most accurate results, try to run this\n"); 190 printf("program when this computer is idle.\n"); 191#endif 192 193 DES_set_key_unchecked(&key2,&sch2); 194 DES_set_key_unchecked(&key3,&sch3); 195 196#ifndef SIGALRM 197 printf("First we calculate the approximate speed ...\n"); 198 DES_set_key_unchecked(&key,&sch); 199 count=10; 200 do { 201 long i; 202 DES_LONG data[2]; 203 204 count*=2; 205 Time_F(START); 206 for (i=count; i; i--) 207 DES_encrypt1(data,&sch,DES_ENCRYPT); 208 d=Time_F(STOP); 209 } while (d < 3.0); 210 ca=count; 211 cb=count*3; 212 cc=count*3*8/BUFSIZE+1; 213 cd=count*8/BUFSIZE+1; 214 ce=count/20+1; 215 printf("Doing set_key %ld times\n",ca); 216#define COND(d) (count != (d)) 217#define COUNT(d) (d) 218#else 219#define COND(c) (run) 220#define COUNT(d) (count) 221 signal(SIGALRM,sig_done); 222 printf("Doing set_key for 10 seconds\n"); 223 alarm(10); 224#endif 225 226 Time_F(START); 227 for (count=0,run=1; COND(ca); count++) 228 DES_set_key_unchecked(&key,&sch); 229 d=Time_F(STOP); 230 printf("%ld set_key's in %.2f seconds\n",count,d); 231 a=((double)COUNT(ca))/d; 232 233#ifdef SIGALRM 234 printf("Doing DES_encrypt's for 10 seconds\n"); 235 alarm(10); 236#else 237 printf("Doing DES_encrypt %ld times\n",cb); 238#endif 239 Time_F(START); 240 for (count=0,run=1; COND(cb); count++) 241 { 242 DES_LONG data[2]; 243 244 DES_encrypt1(data,&sch,DES_ENCRYPT); 245 } 246 d=Time_F(STOP); 247 printf("%ld DES_encrypt's in %.2f second\n",count,d); 248 b=((double)COUNT(cb)*8)/d; 249 250#ifdef SIGALRM 251 printf("Doing DES_cbc_encrypt on %ld byte blocks for 10 seconds\n", 252 BUFSIZE); 253 alarm(10); 254#else 255 printf("Doing DES_cbc_encrypt %ld times on %ld byte blocks\n",cc, 256 BUFSIZE); 257#endif 258 Time_F(START); 259 for (count=0,run=1; COND(cc); count++) 260 DES_ncbc_encrypt(buf,buf,BUFSIZE,&sch, 261 &key,DES_ENCRYPT); 262 d=Time_F(STOP); 263 printf("%ld DES_cbc_encrypt's of %ld byte blocks in %.2f second\n", 264 count,BUFSIZE,d); 265 c=((double)COUNT(cc)*BUFSIZE)/d; 266 267#ifdef SIGALRM 268 printf("Doing DES_ede_cbc_encrypt on %ld byte blocks for 10 seconds\n", 269 BUFSIZE); 270 alarm(10); 271#else 272 printf("Doing DES_ede_cbc_encrypt %ld times on %ld byte blocks\n",cd, 273 BUFSIZE); 274#endif 275 Time_F(START); 276 for (count=0,run=1; COND(cd); count++) 277 DES_ede3_cbc_encrypt(buf,buf,BUFSIZE, 278 &sch, 279 &sch2, 280 &sch3, 281 &key, 282 DES_ENCRYPT); 283 d=Time_F(STOP); 284 printf("%ld DES_ede_cbc_encrypt's of %ld byte blocks in %.2f second\n", 285 count,BUFSIZE,d); 286 d=((double)COUNT(cd)*BUFSIZE)/d; 287 288#ifdef SIGALRM 289 printf("Doing crypt for 10 seconds\n"); 290 alarm(10); 291#else 292 printf("Doing crypt %ld times\n",ce); 293#endif 294 Time_F(START); 295 for (count=0,run=1; COND(ce); count++) 296 crypt("testing1","ef"); 297 e=Time_F(STOP); 298 printf("%ld crypts in %.2f second\n",count,e); 299 e=((double)COUNT(ce))/e; 300 301 printf("set_key per sec = %12.2f (%9.3fuS)\n",a,1.0e6/a); 302 printf("DES raw ecb bytes per sec = %12.2f (%9.3fuS)\n",b,8.0e6/b); 303 printf("DES cbc bytes per sec = %12.2f (%9.3fuS)\n",c,8.0e6/c); 304 printf("DES ede cbc bytes per sec = %12.2f (%9.3fuS)\n",d,8.0e6/d); 305 printf("crypt per sec = %12.2f (%9.3fuS)\n",e,1.0e6/e); 306 exit(0); 307#if defined(LINT) || defined(OPENSSL_SYS_MSDOS) 308 return(0); 309#endif 310 } 311