crypto/idea/idea_spd.c

   1 /* crypto/idea/idea_spd.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 #ifndef MSDOS
  63 #define TIMES
  64 #endif
  65
  66 #include <stdio.h>
  67 #ifndef MSDOS
  68 #include <unistd.h>
  69 #else
  70 #include <io.h>
  71 extern int exit();
  72 #endif
  73 #include <signal.h>
  74 #ifndef VMS
  75 #ifndef _IRIX
  76 #include <time.h>
  77 #endif
  78 #ifdef TIMES
  79 #include <sys/types.h>
  80 #include <sys/times.h>
  81 #endif
  82 #else /* VMS */
  83 #include <types.h>
  84 struct tms {
  85         time_t tms_utime;
  86         time_t tms_stime;
  87         time_t tms_uchild;      /* I dunno...  */
  88         time_t tms_uchildsys;   /* so these names are a guess :-) */
  89         }
  90 #endif
  91 #ifndef TIMES
  92 #include <sys/timeb.h>
  93 #endif
  94
  95 #if defined(sun) || defined(__ultrix)
  96 #define _POSIX_SOURCE
  97 #include <limits.h>
  98 #include <sys/param.h>
  99 #endif
 100
 101 #include "idea.h"
 102
 103 /* The following if from times(3) man page.  It may need to be changed */
 104 #ifndef HZ
 105 #ifndef CLK_TCK
 106 #ifndef VMS
 107 #define HZ      100.0
 108 #else /* VMS */
 109 #define HZ      100.0
 110 #endif
 111 #else /* CLK_TCK */
 112 #define HZ ((double)CLK_TCK)
 113 #endif
 114 #endif
 115
 116 #define BUFSIZE ((long)1024)
 117 long run=0;
 118
 119 #ifndef NOPROTO
 120 double Time_F(int s);
 121 #else
 122 double Time_F();
 123 #endif
 124
 125 #ifdef SIGALRM
 126 #if defined(__STDC__) || defined(sgi) || defined(_AIX)
 127 #define SIGRETTYPE void
 128 #else
 129 #define SIGRETTYPE int
 130 #endif
 131
 132 #ifndef NOPROTO
 133 SIGRETTYPE sig_done(int sig);
 134 #else
 135 SIGRETTYPE sig_done();
 136 #endif
 137
 138 SIGRETTYPE sig_done(int sig)
 139         {
 140         signal(SIGALRM,sig_done);
 141         run=0;
 142 #ifdef LINT
 143         sig=sig;
 144 #endif
 145         }
 146 #endif
 147
 148 #define START   0
 149 #define STOP    1
 150
 151 double Time_F(int s)
 152         {
 153         double ret;
 154 #ifdef TIMES
 155         static struct tms tstart,tend;
 156
 157         if (s == START)
 158                 {
 159                 times(&tstart);
 160                 return(0);
 161                 }
 162         else
 163                 {
 164                 times(&tend);
 165                 ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
 166                 return((ret == 0.0)?1e-6:ret);
 167                 }
 168 #else /* !times() */
 169         static struct timeb tstart,tend;
 170         long i;
 171
 172         if (s == START)
 173                 {
 174                 ftime(&tstart);
 175                 return(0);
 176                 }
 177         else
 178                 {
 179                 ftime(&tend);
 180                 i=(long)tend.millitm-(long)tstart.millitm;
 181                 ret=((double)(tend.time-tstart.time))+((double)i)/1e3;
 182                 return((ret == 0.0)?1e-6:ret);
 183                 }
 184 #endif
 185         }
 186
 187 int main(int argc, char **argv)
 188         {
 189         long count;
 190         static unsigned char buf[BUFSIZE];
 191         static unsigned char key[] ={
 192                         0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,
 193                         0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10,
 194                         };
 195         IDEA_KEY_SCHEDULE sch;
 196         double a,aa,b,c,d;
 197 #ifndef SIGALRM
 198         long ca,cca,cb,cc;
 199 #endif
 200
 201 #ifndef TIMES
 202         printf("To get the most acurate results, try to run this\n");
 203         printf("program when this computer is idle.\n");
 204 #endif
 205
 206 #ifndef SIGALRM
 207         printf("First we calculate the approximate speed ...\n");
 208         idea_set_encrypt_key(key,&sch);
 209         count=10;
 210         do      {
 211                 long i;
 212                 IDEA_INT data[2];
 213
 214                 count*=2;
 215                 Time_F(START);
 216                 for (i=count; i; i--)
 217                         idea_encrypt(data,&sch);
 218                 d=Time_F(STOP);
 219                 } while (d < 3.0);
 220         ca=count/4;
 221         cca=count/200;
 222         cb=count;
 223         cc=count*8/BUFSIZE+1;
 224         printf("idea_set_encrypt_key %ld times\n",ca);
 225 #define COND(d) (count <= (d))
 226 #define COUNT(d) (d)
 227 #else
 228 #define COND(c) (run)
 229 #define COUNT(d) (count)
 230         signal(SIGALRM,sig_done);
 231         printf("Doing idea_set_encrypt_key for 10 seconds\n");
 232         alarm(10);
 233 #endif
 234
 235         Time_F(START);
 236         for (count=0,run=1; COND(ca); count+=4)
 237                 {
 238                 idea_set_encrypt_key(key,&sch);
 239                 idea_set_encrypt_key(key,&sch);
 240                 idea_set_encrypt_key(key,&sch);
 241                 idea_set_encrypt_key(key,&sch);
 242                 }
 243         d=Time_F(STOP);
 244         printf("%ld idea idea_set_encrypt_key's in %.2f seconds\n",count,d);
 245         a=((double)COUNT(ca))/d;
 246
 247 #ifdef SIGALRM
 248         printf("Doing idea_set_decrypt_key for 10 seconds\n");
 249         alarm(10);
 250 #else
 251         printf("Doing idea_set_decrypt_key %ld times\n",cca);
 252 #endif
 253
 254         Time_F(START);
 255         for (count=0,run=1; COND(cca); count+=4)
 256                 {
 257                 idea_set_decrypt_key(&sch,&sch);
 258                 idea_set_decrypt_key(&sch,&sch);
 259                 idea_set_decrypt_key(&sch,&sch);
 260                 idea_set_decrypt_key(&sch,&sch);
 261                 }
 262         d=Time_F(STOP);
 263         printf("%ld idea idea_set_decrypt_key's in %.2f seconds\n",count,d);
 264         aa=((double)COUNT(cca))/d;
 265
 266 #ifdef SIGALRM
 267         printf("Doing idea_encrypt's for 10 seconds\n");
 268         alarm(10);
 269 #else
 270         printf("Doing idea_encrypt %ld times\n",cb);
 271 #endif
 272         Time_F(START);
 273         for (count=0,run=1; COND(cb); count+=4)
 274                 {
 275                 unsigned long data[2];
 276
 277                 idea_encrypt(data,&sch);
 278                 idea_encrypt(data,&sch);
 279                 idea_encrypt(data,&sch);
 280                 idea_encrypt(data,&sch);
 281                 }
 282         d=Time_F(STOP);
 283         printf("%ld idea_encrypt's in %.2f second\n",count,d);
 284         b=((double)COUNT(cb)*8)/d;
 285
 286 #ifdef SIGALRM
 287         printf("Doing idea_cbc_encrypt on %ld byte blocks for 10 seconds\n",
 288                 BUFSIZE);
 289         alarm(10);
 290 #else
 291         printf("Doing idea_cbc_encrypt %ld times on %ld byte blocks\n",cc,
 292                 BUFSIZE);
 293 #endif
 294         Time_F(START);
 295         for (count=0,run=1; COND(cc); count++)
 296                 idea_cbc_encrypt(buf,buf,BUFSIZE,&sch,
 297                         &(key[0]),IDEA_ENCRYPT);
 298         d=Time_F(STOP);
 299         printf("%ld idea_cbc_encrypt's of %ld byte blocks in %.2f second\n",
 300                 count,BUFSIZE,d);
 301         c=((double)COUNT(cc)*BUFSIZE)/d;
 302
 303         printf("IDEA set_encrypt_key per sec = %12.2f (%9.3fuS)\n",a,1.0e6/a);
 304         printf("IDEA set_decrypt_key per sec = %12.2f (%9.3fuS)\n",aa,1.0e6/aa);
 305         printf("IDEA raw ecb bytes   per sec = %12.2f (%9.3fuS)\n",b,8.0e6/b);
 306         printf("IDEA cbc     bytes   per sec = %12.2f (%9.3fuS)\n",c,8.0e6/c);
 307         exit(0);
 308 #if defined(LINT) || defined(MSDOS)
 309         return(0);
 310 #endif
 311         }
 312