castopts.c revision 296341
150476Speter/* crypto/cast/castopts.c */ 29958Sache/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3118459Smtm * All rights reserved. 4123682Sache * 5123682Sache * This package is an SSL implementation written 6123682Sache * by Eric Young (eay@cryptsoft.com). 7127474Stjr * The implementation was written so as to conform with Netscapes SSL. 8118459Smtm * 9127474Stjr * This library is free for commercial and non-commercial use as long as 10108428Sache * the following conditions are aheared to. The following conditions 11127474Stjr * apply to all code found in this distribution, be it the RC4, RSA, 1286073Sache * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13127474Stjr * included with this distribution is covered by the same copyright terms 1477981Sache * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15127474Stjr * 1677981Sache * Copyright remains Eric Young's, and as such any Copyright notices in 17127474Stjr * the code are not to be removed. 1877981Sache * If this package is used in a product, Eric Young should be given attribution 19127474Stjr * as the author of the parts of the library used. 2077981Sache * This can be in the form of a textual message at program startup or 21127474Stjr * in documentation (online or textual) provided with the package. 2277981Sache * 2377981Sache * Redistribution and use in source and binary forms, with or without 2477981Sache * modification, are permitted provided that the following conditions 25127474Stjr * are met: 2677981Sache * 1. Redistributions of source code must retain the copyright 27127474Stjr * notice, this list of conditions and the following disclaimer. 28134437Stjr * 2. Redistributions in binary form must reproduce the above copyright 2977981Sache * notice, this list of conditions and the following disclaimer in the 30127474Stjr * documentation and/or other materials provided with the distribution. 3177981Sache * 3. All advertising materials mentioning features or use of this software 32127474Stjr * must display the following acknowledgement: 33128526Stjr * "This product includes cryptographic software written by 3487043Sache * Eric Young (eay@cryptsoft.com)" 3577981Sache * The word 'cryptographic' can be left out if the rouines from the library 36127474Stjr * being used are not cryptographic related :-). 3777981Sache * 4. If you include any Windows specific code (or a derivative thereof) from 38127474Stjr * the apps directory (application code) you must include an acknowledgement: 39117259Sache * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40127474Stjr * 4177981Sache * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42127474Stjr * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4388473Sphantom * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4488473Sphantom * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45127474Stjr * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4677981Sache * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47127474Stjr * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48125208Sache * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49127474Stjr * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5088473Sphantom * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51127474Stjr * SUCH DAMAGE. 5277981Sache * 5377981Sache * The licence and distribution terms for any publically available version or 54105965Sache * derivative of this code cannot be changed. i.e. this code cannot simply be 55127474Stjr * copied and put under another distribution licence 56196814Sache * [including the GNU Public Licence.] 57196814Sache */ 58162940Sache 59180959Sdes/* 60180959Sdes * define PART1, PART2, PART3 or PART4 to build only with a few of the 6177981Sache * options. This is for machines with 64k code segment size restrictions. 62164131Sdes */ 63164131Sdes 6477981Sache#if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) 65127474Stjr# define TIMES 6693885Sphantom#endif 67127474Stjr 6877981Sache#include <stdio.h> 69127474Stjr 7089077Sache#include <openssl/e_os2.h> 71127474Stjr#include OPENSSL_UNISTD_IO 72115922SacheOPENSSL_DECLARE_EXIT 7388473Sphantom#ifndef OPENSSL_SYS_NETWARE 7477981Sache# include <signal.h> 7588473Sphantom#endif 76127474Stjr#ifndef _IRIX 7777981Sache# include <time.h> 78127474Stjr#endif 7977981Sache#ifdef TIMES 80127474Stjr# include <sys/types.h> 81105445Sache# include <sys/times.h> 82105445Sache#endif 83127474Stjr /* 8477981Sache * Depending on the VMS version, the tms structure is perhaps defined. 85127474Stjr * The __TMS macro will show if it was. If it wasn't defined, we should 8677981Sache * undefine TIMES, since that tells the rest of the program how things 87127474Stjr * should be handled. -- Richard Levitte 88143126Sru */ 8988314Sache#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS) 9088473Sphantom# undef TIMES 91127474Stjr#endif 9288473Sphantom#ifndef TIMES 93118174Sache# include <sys/timeb.h> 94122151Sdavidxu#endif 95127474Stjr#if defined(sun) || defined(__ultrix) 96127474Stjr# define _POSIX_SOURCE 97127474Stjr# include <limits.h> 9852379Sache# include <sys/param.h> 99136597Sru#endif 10052379Sache#include <openssl/cast.h> 10152379Sache#define CAST_DEFAULT_OPTIONS 10252379Sache#undef E_CAST 10352379Sache#define CAST_encrypt CAST_encrypt_normal 10452379Sache#define CAST_decrypt CAST_decrypt_normal 10552379Sache#define CAST_cbc_encrypt CAST_cbc_encrypt_normal 106136597Sru#undef HEADER_CAST_LOCL_H 107136597Sru#include "c_enc.c" 10852379Sache#define CAST_PTR 109136597Sru#undef CAST_PTR2 110136597Sru#undef E_CAST 111136597Sru#undef CAST_encrypt 112127474Stjr#undef CAST_decrypt 113136597Sru#undef CAST_cbc_encrypt 114136597Sru#define CAST_encrypt CAST_encrypt_ptr 115136597Sru#define CAST_decrypt CAST_decrypt_ptr 116136597Sru#define CAST_cbc_encrypt CAST_cbc_encrypt_ptr 117136597Sru#undef HEADER_CAST_LOCL_H 118136597Sru#include "c_enc.c" 119193908Sedwin#undef CAST_PTR 120136597Sru#define CAST_PTR2 121136597Sru#undef E_CAST 122136597Sru#undef CAST_encrypt 123136597Sru#undef CAST_decrypt 124180941Sdes#undef CAST_cbc_encrypt 125136597Sru#define CAST_encrypt CAST_encrypt_ptr2 126136597Sru#define CAST_decrypt CAST_decrypt_ptr2 127136597Sru#define CAST_cbc_encrypt CAST_cbc_encrypt_ptr2 128136597Sru#undef HEADER_CAST_LOCL_H 129193908Sedwin#include "c_enc.c" 130193908Sedwin/* The following if from times(3) man page. It may need to be changed */ 131136597Sru#ifndef HZ 132190774Sdes# ifndef CLK_TCK 133164131Sdes# ifndef _BSD_CLK_TCK_ /* FreeBSD fix */ 134193908Sedwin# define HZ 100.0 135193908Sedwin# else /* _BSD_CLK_TCK_ */ 136136597Sru# define HZ ((double)_BSD_CLK_TCK_) 137136597Sru# endif 138136597Sru# else /* CLK_TCK */ 139136597Sru# define HZ ((double)CLK_TCK) 140136597Sru# endif 141136597Sru#endif 142193908Sedwin#define BUFSIZE ((long)1024) 143193908Sedwinlong run = 0; 144136597Sru 145136597Srudouble Time_F(int s); 146136597Sru#ifdef SIGALRM 147136597Sru# if defined(__STDC__) || defined(sgi) 148136597Sru# define SIGRETTYPE void 149136597Sru# else 150136597Sru# define SIGRETTYPE int 151136597Sru# endif 152136597Sru 153136597SruSIGRETTYPE sig_done(int sig); 154136597SruSIGRETTYPE sig_done(int sig) 155136597Sru{ 15652379Sache signal(SIGALRM, sig_done); 157 run = 0; 158# ifdef LINT 159 sig = sig; 160# endif 161} 162#endif 163 164#define START 0 165#define STOP 1 166 167double Time_F(int s) 168{ 169 double ret; 170#ifdef TIMES 171 static struct tms tstart, tend; 172 173 if (s == START) { 174 times(&tstart); 175 return (0); 176 } else { 177 times(&tend); 178 ret = ((double)(tend.tms_utime - tstart.tms_utime)) / HZ; 179 return ((ret == 0.0) ? 1e-6 : ret); 180 } 181#else /* !times() */ 182 static struct timeb tstart, tend; 183 long i; 184 185 if (s == START) { 186 ftime(&tstart); 187 return (0); 188 } else { 189 ftime(&tend); 190 i = (long)tend.millitm - (long)tstart.millitm; 191 ret = ((double)(tend.time - tstart.time)) + ((double)i) / 1000.0; 192 return ((ret == 0.0) ? 1e-6 : ret); 193 } 194#endif 195} 196 197#ifdef SIGALRM 198# define print_name(name) fprintf(stderr,"Doing %s's for 10 seconds\n",name); alarm(10); 199#else 200# define print_name(name) fprintf(stderr,"Doing %s %ld times\n",name,cb); 201#endif 202 203#define time_it(func,name,index) \ 204 print_name(name); \ 205 Time_F(START); \ 206 for (count=0,run=1; COND(cb); count+=4) \ 207 { \ 208 unsigned long d[2]; \ 209 func(d,&sch); \ 210 func(d,&sch); \ 211 func(d,&sch); \ 212 func(d,&sch); \ 213 } \ 214 tm[index]=Time_F(STOP); \ 215 fprintf(stderr,"%ld %s's in %.2f second\n",count,name,tm[index]); \ 216 tm[index]=((double)COUNT(cb))/tm[index]; 217 218#define print_it(name,index) \ 219 fprintf(stderr,"%s bytes per sec = %12.2f (%5.1fuS)\n",name, \ 220 tm[index]*8,1.0e6/tm[index]); 221 222int main(int argc, char **argv) 223{ 224 long count; 225 static unsigned char buf[BUFSIZE]; 226 static char key[16] = { 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 227 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0 228 }; 229 CAST_KEY sch; 230 double d, tm[16], max = 0; 231 int rank[16]; 232 char *str[16]; 233 int max_idx = 0, i, num = 0, j; 234#ifndef SIGALARM 235 long ca, cb, cc, cd, ce; 236#endif 237 238 for (i = 0; i < 12; i++) { 239 tm[i] = 0.0; 240 rank[i] = 0; 241 } 242 243#ifndef TIMES 244 fprintf(stderr, "To get the most accurate results, try to run this\n"); 245 fprintf(stderr, "program when this computer is idle.\n"); 246#endif 247 248 CAST_set_key(&sch, 16, key); 249 250#ifndef SIGALRM 251 fprintf(stderr, "First we calculate the approximate speed ...\n"); 252 count = 10; 253 do { 254 long i; 255 unsigned long data[2]; 256 257 count *= 2; 258 Time_F(START); 259 for (i = count; i; i--) 260 CAST_encrypt(data, &sch); 261 d = Time_F(STOP); 262 } while (d < 3.0); 263 ca = count; 264 cb = count * 3; 265 cc = count * 3 * 8 / BUFSIZE + 1; 266 cd = count * 8 / BUFSIZE + 1; 267 268 ce = count / 20 + 1; 269# define COND(d) (count != (d)) 270# define COUNT(d) (d) 271#else 272# define COND(c) (run) 273# define COUNT(d) (count) 274 signal(SIGALRM, sig_done); 275 alarm(10); 276#endif 277 278 time_it(CAST_encrypt_normal, "CAST_encrypt_normal ", 0); 279 time_it(CAST_encrypt_ptr, "CAST_encrypt_ptr ", 1); 280 time_it(CAST_encrypt_ptr2, "CAST_encrypt_ptr2 ", 2); 281 num += 3; 282 283 str[0] = "<nothing>"; 284 print_it("CAST_encrypt_normal ", 0); 285 max = tm[0]; 286 max_idx = 0; 287 str[1] = "ptr "; 288 print_it("CAST_encrypt_ptr ", 1); 289 if (max < tm[1]) { 290 max = tm[1]; 291 max_idx = 1; 292 } 293 str[2] = "ptr2 "; 294 print_it("CAST_encrypt_ptr2 ", 2); 295 if (max < tm[2]) { 296 max = tm[2]; 297 max_idx = 2; 298 } 299 300 printf("options CAST ecb/s\n"); 301 printf("%s %12.2f 100.0%%\n", str[max_idx], tm[max_idx]); 302 d = tm[max_idx]; 303 tm[max_idx] = -2.0; 304 max = -1.0; 305 for (;;) { 306 for (i = 0; i < 3; i++) { 307 if (max < tm[i]) { 308 max = tm[i]; 309 j = i; 310 } 311 } 312 if (max < 0.0) 313 break; 314 printf("%s %12.2f %4.1f%%\n", str[j], tm[j], tm[j] / d * 100.0); 315 tm[j] = -2.0; 316 max = -1.0; 317 } 318 319 switch (max_idx) { 320 case 0: 321 printf("-DCAST_DEFAULT_OPTIONS\n"); 322 break; 323 case 1: 324 printf("-DCAST_PTR\n"); 325 break; 326 case 2: 327 printf("-DCAST_PTR2\n"); 328 break; 329 } 330 exit(0); 331#if defined(LINT) || defined(OPENSSL_SYS_MSDOS) 332 return (0); 333#endif 334} 335