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[strongswan.git] / src / libfreeswan / libcrypto / libdes / des_opts.c
1 /* crypto/des/des_opts.c */
2 /* Copyright (C) 1995-1997 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 #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 void 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 #ifdef sun
96 #include <limits.h>
97 #include <sys/param.h>
98 #endif
99
100 #include "des_locl.h"
101 #include "spr.h"
102
103 #define DES_DEFAULT_OPTIONS
104
105 #if !defined(PART1) && !defined(PART2) && !defined(PART3) && !defined(PART4)
106 #define PART1
107 #define PART2
108 #define PART3
109 #define PART4
110 #endif
111
112 #ifdef PART1
113
114 #undef DES_UNROLL
115 #undef DES_RISC1
116 #undef DES_RISC2
117 #undef DES_PTR
118 #undef D_ENCRYPT
119 #define des_encrypt des_encrypt_u4_cisc_idx
120 #define des_encrypt2 des_encrypt2_u4_cisc_idx
121 #define des_encrypt3 des_encrypt3_u4_cisc_idx
122 #define des_decrypt3 des_decrypt3_u4_cisc_idx
123 #undef HEADER_DES_LOCL_H
124 #include "des_enc.c"
125
126 #define DES_UNROLL
127 #undef DES_RISC1
128 #undef DES_RISC2
129 #undef DES_PTR
130 #undef D_ENCRYPT
131 #undef des_encrypt
132 #undef des_encrypt2
133 #undef des_encrypt3
134 #undef des_decrypt3
135 #define des_encrypt des_encrypt_u16_cisc_idx
136 #define des_encrypt2 des_encrypt2_u16_cisc_idx
137 #define des_encrypt3 des_encrypt3_u16_cisc_idx
138 #define des_decrypt3 des_decrypt3_u16_cisc_idx
139 #undef HEADER_DES_LOCL_H
140 #include "des_enc.c"
141
142 #undef DES_UNROLL
143 #define DES_RISC1
144 #undef DES_RISC2
145 #undef DES_PTR
146 #undef D_ENCRYPT
147 #undef des_encrypt
148 #undef des_encrypt2
149 #undef des_encrypt3
150 #undef des_decrypt3
151 #define des_encrypt des_encrypt_u4_risc1_idx
152 #define des_encrypt2 des_encrypt2_u4_risc1_idx
153 #define des_encrypt3 des_encrypt3_u4_risc1_idx
154 #define des_decrypt3 des_decrypt3_u4_risc1_idx
155 #undef HEADER_DES_LOCL_H
156 #include "des_enc.c"
157
158 #endif
159
160 #ifdef PART2
161
162 #undef DES_UNROLL
163 #undef DES_RISC1
164 #define DES_RISC2
165 #undef DES_PTR
166 #undef D_ENCRYPT
167 #undef des_encrypt
168 #undef des_encrypt2
169 #undef des_encrypt3
170 #undef des_decrypt3
171 #define des_encrypt des_encrypt_u4_risc2_idx
172 #define des_encrypt2 des_encrypt2_u4_risc2_idx
173 #define des_encrypt3 des_encrypt3_u4_risc2_idx
174 #define des_decrypt3 des_decrypt3_u4_risc2_idx
175 #undef HEADER_DES_LOCL_H
176 #include "des_enc.c"
177
178 #define DES_UNROLL
179 #define DES_RISC1
180 #undef DES_RISC2
181 #undef DES_PTR
182 #undef D_ENCRYPT
183 #undef des_encrypt
184 #undef des_encrypt2
185 #undef des_encrypt3
186 #undef des_decrypt3
187 #define des_encrypt des_encrypt_u16_risc1_idx
188 #define des_encrypt2 des_encrypt2_u16_risc1_idx
189 #define des_encrypt3 des_encrypt3_u16_risc1_idx
190 #define des_decrypt3 des_decrypt3_u16_risc1_idx
191 #undef HEADER_DES_LOCL_H
192 #include "des_enc.c"
193
194 #define DES_UNROLL
195 #undef DES_RISC1
196 #define DES_RISC2
197 #undef DES_PTR
198 #undef D_ENCRYPT
199 #undef des_encrypt
200 #undef des_encrypt2
201 #undef des_encrypt3
202 #undef des_decrypt3
203 #define des_encrypt des_encrypt_u16_risc2_idx
204 #define des_encrypt2 des_encrypt2_u16_risc2_idx
205 #define des_encrypt3 des_encrypt3_u16_risc2_idx
206 #define des_decrypt3 des_decrypt3_u16_risc2_idx
207 #undef HEADER_DES_LOCL_H
208 #include "des_enc.c"
209
210 #endif
211
212 #ifdef PART3
213
214 #undef DES_UNROLL
215 #undef DES_RISC1
216 #undef DES_RISC2
217 #define DES_PTR
218 #undef D_ENCRYPT
219 #undef des_encrypt
220 #undef des_encrypt2
221 #undef des_encrypt3
222 #undef des_decrypt3
223 #define des_encrypt des_encrypt_u4_cisc_ptr
224 #define des_encrypt2 des_encrypt2_u4_cisc_ptr
225 #define des_encrypt3 des_encrypt3_u4_cisc_ptr
226 #define des_decrypt3 des_decrypt3_u4_cisc_ptr
227 #undef HEADER_DES_LOCL_H
228 #include "des_enc.c"
229
230 #define DES_UNROLL
231 #undef DES_RISC1
232 #undef DES_RISC2
233 #define DES_PTR
234 #undef D_ENCRYPT
235 #undef des_encrypt
236 #undef des_encrypt2
237 #undef des_encrypt3
238 #undef des_decrypt3
239 #define des_encrypt des_encrypt_u16_cisc_ptr
240 #define des_encrypt2 des_encrypt2_u16_cisc_ptr
241 #define des_encrypt3 des_encrypt3_u16_cisc_ptr
242 #define des_decrypt3 des_decrypt3_u16_cisc_ptr
243 #undef HEADER_DES_LOCL_H
244 #include "des_enc.c"
245
246 #undef DES_UNROLL
247 #define DES_RISC1
248 #undef DES_RISC2
249 #define DES_PTR
250 #undef D_ENCRYPT
251 #undef des_encrypt
252 #undef des_encrypt2
253 #undef des_encrypt3
254 #undef des_decrypt3
255 #define des_encrypt des_encrypt_u4_risc1_ptr
256 #define des_encrypt2 des_encrypt2_u4_risc1_ptr
257 #define des_encrypt3 des_encrypt3_u4_risc1_ptr
258 #define des_decrypt3 des_decrypt3_u4_risc1_ptr
259 #undef HEADER_DES_LOCL_H
260 #include "des_enc.c"
261
262 #endif
263
264 #ifdef PART4
265
266 #undef DES_UNROLL
267 #undef DES_RISC1
268 #define DES_RISC2
269 #define DES_PTR
270 #undef D_ENCRYPT
271 #undef des_encrypt
272 #undef des_encrypt2
273 #undef des_encrypt3
274 #undef des_decrypt3
275 #define des_encrypt des_encrypt_u4_risc2_ptr
276 #define des_encrypt2 des_encrypt2_u4_risc2_ptr
277 #define des_encrypt3 des_encrypt3_u4_risc2_ptr
278 #define des_decrypt3 des_decrypt3_u4_risc2_ptr
279 #undef HEADER_DES_LOCL_H
280 #include "des_enc.c"
281
282 #define DES_UNROLL
283 #define DES_RISC1
284 #undef DES_RISC2
285 #define DES_PTR
286 #undef D_ENCRYPT
287 #undef des_encrypt
288 #undef des_encrypt2
289 #undef des_encrypt3
290 #undef des_decrypt3
291 #define des_encrypt des_encrypt_u16_risc1_ptr
292 #define des_encrypt2 des_encrypt2_u16_risc1_ptr
293 #define des_encrypt3 des_encrypt3_u16_risc1_ptr
294 #define des_decrypt3 des_decrypt3_u16_risc1_ptr
295 #undef HEADER_DES_LOCL_H
296 #include "des_enc.c"
297
298 #define DES_UNROLL
299 #undef DES_RISC1
300 #define DES_RISC2
301 #define DES_PTR
302 #undef D_ENCRYPT
303 #undef des_encrypt
304 #undef des_encrypt2
305 #undef des_encrypt3
306 #undef des_decrypt3
307 #define des_encrypt des_encrypt_u16_risc2_ptr
308 #define des_encrypt2 des_encrypt2_u16_risc2_ptr
309 #define des_encrypt3 des_encrypt3_u16_risc2_ptr
310 #define des_decrypt3 des_decrypt3_u16_risc2_ptr
311 #undef HEADER_DES_LOCL_H
312 #include "des_enc.c"
313
314 #endif
315
316 /* The following if from times(3) man page. It may need to be changed */
317 #ifndef HZ
318 # ifndef CLK_TCK
319 # ifndef _BSD_CLK_TCK_ /* FreeBSD fix */
320 # ifndef VMS
321 # define HZ 100.0
322 # else /* VMS */
323 # define HZ 100.0
324 # endif
325 # else /* _BSD_CLK_TCK_ */
326 # define HZ ((double)_BSD_CLK_TCK_)
327 # endif
328 # else /* CLK_TCK */
329 # define HZ ((double)CLK_TCK)
330 # endif
331 #endif
332
333 #define BUFSIZE ((long)1024)
334 long run=0;
335
336 #ifndef NOPROTO
337 double Time_F(int s);
338 #else
339 double Time_F();
340 #endif
341
342 #ifdef SIGALRM
343 #if defined(__STDC__) || defined(sgi)
344 #define SIGRETTYPE void
345 #else
346 #define SIGRETTYPE int
347 #endif
348
349 #ifndef NOPROTO
350 SIGRETTYPE sig_done(int sig);
351 #else
352 SIGRETTYPE sig_done();
353 #endif
354
355 SIGRETTYPE sig_done(sig)
356 int sig;
357 {
358 signal(SIGALRM,sig_done);
359 run=0;
360 #ifdef LINT
361 sig=sig;
362 #endif
363 }
364 #endif
365
366 #define START 0
367 #define STOP 1
368
369 double Time_F(s)
370 int s;
371 {
372 double ret;
373 #ifdef TIMES
374 static struct tms tstart,tend;
375
376 if (s == START)
377 {
378 times(&tstart);
379 return(0);
380 }
381 else
382 {
383 times(&tend);
384 ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
385 return((ret == 0.0)?1e-6:ret);
386 }
387 #else /* !times() */
388 static struct timeb tstart,tend;
389 long i;
390
391 if (s == START)
392 {
393 ftime(&tstart);
394 return(0);
395 }
396 else
397 {
398 ftime(&tend);
399 i=(long)tend.millitm-(long)tstart.millitm;
400 ret=((double)(tend.time-tstart.time))+((double)i)/1000.0;
401 return((ret == 0.0)?1e-6:ret);
402 }
403 #endif
404 }
405
406 #ifdef SIGALRM
407 #define print_name(name) fprintf(stderr,"Doing %s's for 10 seconds\n",name); alarm(10);
408 #else
409 #define print_name(name) fprintf(stderr,"Doing %s %ld times\n",name,cb);
410 #endif
411
412 #define time_it(func,name,index) \
413 print_name(name); \
414 Time_F(START); \
415 for (count=0,run=1; COND(cb); count++) \
416 { \
417 unsigned long d[2]; \
418 func(d,&(sch[0]),DES_ENCRYPT); \
419 } \
420 tm[index]=Time_F(STOP); \
421 fprintf(stderr,"%ld %s's in %.2f second\n",count,name,tm[index]); \
422 tm[index]=((double)COUNT(cb))/tm[index];
423
424 #define print_it(name,index) \
425 fprintf(stderr,"%s bytes per sec = %12.2f (%5.1fuS)\n",name, \
426 tm[index]*8,1.0e6/tm[index]);
427
428 int main(argc,argv)
429 int argc;
430 char **argv;
431 {
432 long count;
433 static unsigned char buf[BUFSIZE];
434 static des_cblock key ={0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0};
435 static des_cblock key2={0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12};
436 static des_cblock key3={0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12,0x34};
437 des_key_schedule sch,sch2,sch3;
438 double d,tm[16],max=0;
439 int rank[16];
440 char *str[16];
441 int max_idx=0,i,num=0,j;
442 #ifndef SIGALARM
443 long ca,cb,cc,cd,ce;
444 #endif
445
446 for (i=0; i<12; i++)
447 {
448 tm[i]=0.0;
449 rank[i]=0;
450 }
451
452 #ifndef TIMES
453 fprintf(stderr,"To get the most acurate results, try to run this\n");
454 fprintf(stderr,"program when this computer is idle.\n");
455 #endif
456
457 des_set_key((C_Block *)key,sch);
458 des_set_key((C_Block *)key2,sch2);
459 des_set_key((C_Block *)key3,sch3);
460
461 #ifndef SIGALRM
462 fprintf(stderr,"First we calculate the approximate speed ...\n");
463 des_set_key((C_Block *)key,sch);
464 count=10;
465 do {
466 long i;
467 unsigned long data[2];
468
469 count*=2;
470 Time_F(START);
471 for (i=count; i; i--)
472 des_encrypt(data,&(sch[0]),DES_ENCRYPT);
473 d=Time_F(STOP);
474 } while (d < 3.0);
475 ca=count;
476 cb=count*3;
477 cc=count*3*8/BUFSIZE+1;
478 cd=count*8/BUFSIZE+1;
479
480 ce=count/20+1;
481 #define COND(d) (count != (d))
482 #define COUNT(d) (d)
483 #else
484 #define COND(c) (run)
485 #define COUNT(d) (count)
486 signal(SIGALRM,sig_done);
487 alarm(10);
488 #endif
489
490 #ifdef PART1
491 time_it(des_encrypt_u4_cisc_idx, "des_encrypt_u4_cisc_idx ", 0);
492 time_it(des_encrypt_u16_cisc_idx, "des_encrypt_u16_cisc_idx ", 1);
493 time_it(des_encrypt_u4_risc1_idx, "des_encrypt_u4_risc1_idx ", 2);
494 num+=3;
495 #endif
496 #ifdef PART2
497 time_it(des_encrypt_u16_risc1_idx,"des_encrypt_u16_risc1_idx", 3);
498 time_it(des_encrypt_u4_risc2_idx, "des_encrypt_u4_risc2_idx ", 4);
499 time_it(des_encrypt_u16_risc2_idx,"des_encrypt_u16_risc2_idx", 5);
500 num+=3;
501 #endif
502 #ifdef PART3
503 time_it(des_encrypt_u4_cisc_ptr, "des_encrypt_u4_cisc_ptr ", 6);
504 time_it(des_encrypt_u16_cisc_ptr, "des_encrypt_u16_cisc_ptr ", 7);
505 time_it(des_encrypt_u4_risc1_ptr, "des_encrypt_u4_risc1_ptr ", 8);
506 num+=3;
507 #endif
508 #ifdef PART4
509 time_it(des_encrypt_u16_risc1_ptr,"des_encrypt_u16_risc1_ptr", 9);
510 time_it(des_encrypt_u4_risc2_ptr, "des_encrypt_u4_risc2_ptr ",10);
511 time_it(des_encrypt_u16_risc2_ptr,"des_encrypt_u16_risc2_ptr",11);
512 num+=3;
513 #endif
514
515 #ifdef PART1
516 str[0]=" 4 c i";
517 print_it("des_encrypt_u4_cisc_idx ",0);
518 max=tm[0];
519 max_idx=0;
520 str[1]="16 c i";
521 print_it("des_encrypt_u16_cisc_idx ",1);
522 if (max < tm[1]) { max=tm[1]; max_idx=1; }
523 str[2]=" 4 r1 i";
524 print_it("des_encrypt_u4_risc1_idx ",2);
525 if (max < tm[2]) { max=tm[2]; max_idx=2; }
526 #endif
527 #ifdef PART2
528 str[3]="16 r1 i";
529 print_it("des_encrypt_u16_risc1_idx",3);
530 if (max < tm[3]) { max=tm[3]; max_idx=3; }
531 str[4]=" 4 r2 i";
532 print_it("des_encrypt_u4_risc2_idx ",4);
533 if (max < tm[4]) { max=tm[4]; max_idx=4; }
534 str[5]="16 r2 i";
535 print_it("des_encrypt_u16_risc2_idx",5);
536 if (max < tm[5]) { max=tm[5]; max_idx=5; }
537 #endif
538 #ifdef PART3
539 str[6]=" 4 c p";
540 print_it("des_encrypt_u4_cisc_ptr ",6);
541 if (max < tm[6]) { max=tm[6]; max_idx=6; }
542 str[7]="16 c p";
543 print_it("des_encrypt_u16_cisc_ptr ",7);
544 if (max < tm[7]) { max=tm[7]; max_idx=7; }
545 str[8]=" 4 r1 p";
546 print_it("des_encrypt_u4_risc1_ptr ",8);
547 if (max < tm[8]) { max=tm[8]; max_idx=8; }
548 #endif
549 #ifdef PART4
550 str[9]="16 r1 p";
551 print_it("des_encrypt_u16_risc1_ptr",9);
552 if (max < tm[9]) { max=tm[9]; max_idx=9; }
553 str[10]=" 4 r2 p";
554 print_it("des_encrypt_u4_risc2_ptr ",10);
555 if (max < tm[10]) { max=tm[10]; max_idx=10; }
556 str[11]="16 r2 p";
557 print_it("des_encrypt_u16_risc2_ptr",11);
558 if (max < tm[11]) { max=tm[11]; max_idx=11; }
559 #endif
560 printf("options des ecb/s\n");
561 printf("%s %12.2f 100.0%%\n",str[max_idx],tm[max_idx]);
562 d=tm[max_idx];
563 tm[max_idx]= -2.0;
564 max= -1.0;
565 for (;;)
566 {
567 for (i=0; i<12; i++)
568 {
569 if (max < tm[i]) { max=tm[i]; j=i; }
570 }
571 if (max < 0.0) break;
572 printf("%s %12.2f %4.1f%%\n",str[j],tm[j],tm[j]/d*100.0);
573 tm[j]= -2.0;
574 max= -1.0;
575 }
576
577 switch (max_idx)
578 {
579 case 0:
580 printf("-DDES_DEFAULT_OPTIONS\n");
581 break;
582 case 1:
583 printf("-DDES_UNROLL\n");
584 break;
585 case 2:
586 printf("-DDES_RISC1\n");
587 break;
588 case 3:
589 printf("-DDES_UNROLL -DDES_RISC1\n");
590 break;
591 case 4:
592 printf("-DDES_RISC2\n");
593 break;
594 case 5:
595 printf("-DDES_UNROLL -DDES_RISC2\n");
596 break;
597 case 6:
598 printf("-DDES_PTR\n");
599 break;
600 case 7:
601 printf("-DDES_UNROLL -DDES_PTR\n");
602 break;
603 case 8:
604 printf("-DDES_RISC1 -DDES_PTR\n");
605 break;
606 case 9:
607 printf("-DDES_UNROLL -DDES_RISC1 -DDES_PTR\n");
608 break;
609 case 10:
610 printf("-DDES_RISC2 -DDES_PTR\n");
611 break;
612 case 11:
613 printf("-DDES_UNROLL -DDES_RISC2 -DDES_PTR\n");
614 break;
615 }
616 exit(0);
617 #if defined(LINT) || defined(MSDOS)
618 return(0);
619 #endif
620 }