1/* crypto/cast/castopts.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/* define PART1, PART2, PART3 or PART4 to build only with a few of the options. 60 * This is for machines with 64k code segment size restrictions. */ 61 62#if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) 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#ifndef OPENSSL_SYS_NETWARE 73#include <signal.h> 74#endif 75 76#ifndef _IRIX 77#include <time.h> 78#endif 79#ifdef TIMES 80#include <sys/types.h> 81#include <sys/times.h> 82#endif 83 84/* Depending on the VMS version, the tms structure is perhaps defined. 85 The __TMS macro will show if it was. If it wasn't defined, we should 86 undefine TIMES, since that tells the rest of the program how things 87 should be handled. -- Richard Levitte */ 88#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS) 89#undef TIMES 90#endif 91 92#ifndef TIMES 93#include <sys/timeb.h> 94#endif 95 96#if defined(sun) || defined(__ultrix) 97#define _POSIX_SOURCE 98#include <limits.h> 99#include <sys/param.h> 100#endif 101 102#include <openssl/cast.h> 103 104#define CAST_DEFAULT_OPTIONS 105 106#undef E_CAST 107#define CAST_encrypt CAST_encrypt_normal 108#define CAST_decrypt CAST_decrypt_normal 109#define CAST_cbc_encrypt CAST_cbc_encrypt_normal 110#undef HEADER_CAST_LOCL_H 111#include "c_enc.c" 112 113#define CAST_PTR 114#undef CAST_PTR2 115#undef E_CAST 116#undef CAST_encrypt 117#undef CAST_decrypt 118#undef CAST_cbc_encrypt 119#define CAST_encrypt CAST_encrypt_ptr 120#define CAST_decrypt CAST_decrypt_ptr 121#define CAST_cbc_encrypt CAST_cbc_encrypt_ptr 122#undef HEADER_CAST_LOCL_H 123#include "c_enc.c" 124 125#undef CAST_PTR 126#define CAST_PTR2 127#undef E_CAST 128#undef CAST_encrypt 129#undef CAST_decrypt 130#undef CAST_cbc_encrypt 131#define CAST_encrypt CAST_encrypt_ptr2 132#define CAST_decrypt CAST_decrypt_ptr2 133#define CAST_cbc_encrypt CAST_cbc_encrypt_ptr2 134#undef HEADER_CAST_LOCL_H 135#include "c_enc.c" 136 137/* The following if from times(3) man page. It may need to be changed */ 138#ifndef HZ 139# ifndef CLK_TCK 140# ifndef _BSD_CLK_TCK_ /* FreeBSD fix */ 141# define HZ 100.0 142# else /* _BSD_CLK_TCK_ */ 143# define HZ ((double)_BSD_CLK_TCK_) 144# endif 145# else /* CLK_TCK */ 146# define HZ ((double)CLK_TCK) 147# endif 148#endif 149 150#define BUFSIZE ((long)1024) 151long run=0; 152 153double Time_F(int s); 154#ifdef SIGALRM 155#if defined(__STDC__) || defined(sgi) 156#define SIGRETTYPE void 157#else 158#define SIGRETTYPE int 159#endif 160 161SIGRETTYPE sig_done(int sig); 162SIGRETTYPE sig_done(int sig) 163 { 164 signal(SIGALRM,sig_done); 165 run=0; 166#ifdef LINT 167 sig=sig; 168#endif 169 } 170#endif 171 172#define START 0 173#define STOP 1 174 175double Time_F(int s) 176 { 177 double ret; 178#ifdef TIMES 179 static struct tms tstart,tend; 180 181 if (s == START) 182 { 183 times(&tstart); 184 return(0); 185 } 186 else 187 { 188 times(&tend); 189 ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ; 190 return((ret == 0.0)?1e-6:ret); 191 } 192#else /* !times() */ 193 static struct timeb tstart,tend; 194 long i; 195 196 if (s == START) 197 { 198 ftime(&tstart); 199 return(0); 200 } 201 else 202 { 203 ftime(&tend); 204 i=(long)tend.millitm-(long)tstart.millitm; 205 ret=((double)(tend.time-tstart.time))+((double)i)/1000.0; 206 return((ret == 0.0)?1e-6:ret); 207 } 208#endif 209 } 210 211#ifdef SIGALRM 212#define print_name(name) fprintf(stderr,"Doing %s's for 10 seconds\n",name); alarm(10); 213#else 214#define print_name(name) fprintf(stderr,"Doing %s %ld times\n",name,cb); 215#endif 216 217#define time_it(func,name,index) \ 218 print_name(name); \ 219 Time_F(START); \ 220 for (count=0,run=1; COND(cb); count+=4) \ 221 { \ 222 unsigned long d[2]; \ 223 func(d,&sch); \ 224 func(d,&sch); \ 225 func(d,&sch); \ 226 func(d,&sch); \ 227 } \ 228 tm[index]=Time_F(STOP); \ 229 fprintf(stderr,"%ld %s's in %.2f second\n",count,name,tm[index]); \ 230 tm[index]=((double)COUNT(cb))/tm[index]; 231 232#define print_it(name,index) \ 233 fprintf(stderr,"%s bytes per sec = %12.2f (%5.1fuS)\n",name, \ 234 tm[index]*8,1.0e6/tm[index]); 235 236int main(int argc, char **argv) 237 { 238 long count; 239 static unsigned char buf[BUFSIZE]; 240 static char key[16]={ 0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0, 241 0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0}; 242 CAST_KEY sch; 243 double d,tm[16],max=0; 244 int rank[16]; 245 char *str[16]; 246 int max_idx=0,i,num=0,j; 247#ifndef SIGALARM 248 long ca,cb,cc,cd,ce; 249#endif 250 251 for (i=0; i<12; i++) 252 { 253 tm[i]=0.0; 254 rank[i]=0; 255 } 256 257#ifndef TIMES 258 fprintf(stderr,"To get the most accurate results, try to run this\n"); 259 fprintf(stderr,"program when this computer is idle.\n"); 260#endif 261 262 CAST_set_key(&sch,16,key); 263 264#ifndef SIGALRM 265 fprintf(stderr,"First we calculate the approximate speed ...\n"); 266 count=10; 267 do { 268 long i; 269 unsigned long data[2]; 270 271 count*=2; 272 Time_F(START); 273 for (i=count; i; i--) 274 CAST_encrypt(data,&sch); 275 d=Time_F(STOP); 276 } while (d < 3.0); 277 ca=count; 278 cb=count*3; 279 cc=count*3*8/BUFSIZE+1; 280 cd=count*8/BUFSIZE+1; 281 282 ce=count/20+1; 283#define COND(d) (count != (d)) 284#define COUNT(d) (d) 285#else 286#define COND(c) (run) 287#define COUNT(d) (count) 288 signal(SIGALRM,sig_done); 289 alarm(10); 290#endif 291 292 time_it(CAST_encrypt_normal, "CAST_encrypt_normal ", 0); 293 time_it(CAST_encrypt_ptr, "CAST_encrypt_ptr ", 1); 294 time_it(CAST_encrypt_ptr2, "CAST_encrypt_ptr2 ", 2); 295 num+=3; 296 297 str[0]="<nothing>"; 298 print_it("CAST_encrypt_normal ",0); 299 max=tm[0]; 300 max_idx=0; 301 str[1]="ptr "; 302 print_it("CAST_encrypt_ptr ",1); 303 if (max < tm[1]) { max=tm[1]; max_idx=1; } 304 str[2]="ptr2 "; 305 print_it("CAST_encrypt_ptr2 ",2); 306 if (max < tm[2]) { max=tm[2]; max_idx=2; } 307 308 printf("options CAST ecb/s\n"); 309 printf("%s %12.2f 100.0%%\n",str[max_idx],tm[max_idx]); 310 d=tm[max_idx]; 311 tm[max_idx]= -2.0; 312 max= -1.0; 313 for (;;) 314 { 315 for (i=0; i<3; i++) 316 { 317 if (max < tm[i]) { max=tm[i]; j=i; } 318 } 319 if (max < 0.0) break; 320 printf("%s %12.2f %4.1f%%\n",str[j],tm[j],tm[j]/d*100.0); 321 tm[j]= -2.0; 322 max= -1.0; 323 } 324 325 switch (max_idx) 326 { 327 case 0: 328 printf("-DCAST_DEFAULT_OPTIONS\n"); 329 break; 330 case 1: 331 printf("-DCAST_PTR\n"); 332 break; 333 case 2: 334 printf("-DCAST_PTR2\n"); 335 break; 336 } 337 exit(0); 338#if defined(LINT) || defined(OPENSSL_SYS_MSDOS) 339 return(0); 340#endif 341 } 342 343