main(argc,argv)1 /* crypto/des/des_opts.c */
2 /* Copyright (C) 1995-1997 Eric Young (eay@mincom.oz.au)
3  * All rights reserved.
4  *
5  * This package is an SSL implementation written
6  * by Eric Young (eay@mincom.oz.au).
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@mincom.oz.au).
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@mincom.oz.au)"
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@mincom.oz.au)"
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.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 VMS
320 #define HZ	100.0
321 #else /* VMS */
322 #define HZ	100.0
323 #endif
324 #else /* CLK_TCK */
325 #define HZ ((double)CLK_TCK)
326 #endif
327 #endif
328 
329 #define BUFSIZE	((long)1024)
330 long run=0;
331 
332 #ifndef NOPROTO
333 double Time_F(int s);
334 #else
335 double Time_F();
336 #endif
337 
338 #ifdef SIGALRM
339 #if defined(__STDC__) || defined(sgi)
340 #define SIGRETTYPE void
341 #else
342 #define SIGRETTYPE int
343 #endif
344 
345 #ifndef NOPROTO
346 SIGRETTYPE sig_done(int sig);
347 #else
348 SIGRETTYPE sig_done();
349 #endif
350 
351 SIGRETTYPE sig_done(sig)
352 int sig;
353 	{
354 	signal(SIGALRM,sig_done);
355 	run=0;
356 #ifdef LINT
357 	sig=sig;
358 #endif
359 	}
360 #endif
361 
362 #define START	0
363 #define STOP	1
364 
365 double Time_F(s)
366 int s;
367 	{
368 	double ret;
369 #ifdef TIMES
370 	static struct tms tstart,tend;
371 
372 	if (s == START)
373 		{
374 		times(&tstart);
375 		return(0);
376 		}
377 	else
378 		{
379 		times(&tend);
380 		ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
381 		return((ret == 0.0)?1e-6:ret);
382 		}
383 #else /* !times() */
384 	static struct timeb tstart,tend;
385 	long i;
386 
387 	if (s == START)
388 		{
389 		ftime(&tstart);
390 		return(0);
391 		}
392 	else
393 		{
394 		ftime(&tend);
395 		i=(long)tend.millitm-(long)tstart.millitm;
396 		ret=((double)(tend.time-tstart.time))+((double)i)/1000.0;
397 		return((ret == 0.0)?1e-6:ret);
398 		}
399 #endif
400 	}
401 
402 #ifdef SIGALRM
403 #define print_name(name) fprintf(stderr,"Doing %s's for 10 seconds\n",name); alarm(10);
404 #else
405 #define print_name(name) fprintf(stderr,"Doing %s %ld times\n",name,cb);
406 #endif
407 
408 #define time_it(func,name,index) \
409 	print_name(name); \
410 	Time_F(START); \
411 	for (count=0,run=1; COND(cb); count++) \
412 		{ \
413 		unsigned long d[2]; \
414 		func(d,&(sch[0]),DES_ENCRYPT); \
415 		} \
416 	tm[index]=Time_F(STOP); \
417 	fprintf(stderr,"%ld %s's in %.2f second\n",count,name,tm[index]); \
418 	tm[index]=((double)COUNT(cb))/tm[index];
419 
420 #define print_it(name,index) \
421 	fprintf(stderr,"%s bytes per sec = %12.2f (%5.1fuS)\n",name, \
422 		tm[index]*8,1.0e6/tm[index]);
423 
424 int main(argc,argv)
425 int argc;
426 char **argv;
427 	{
428 	long count;
429 	static unsigned char buf[BUFSIZE];
430 	static des_cblock key ={0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0};
431 	static des_cblock key2={0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12};
432 	static des_cblock key3={0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12,0x34};
433 	des_key_schedule sch,sch2,sch3;
434 	double d,tm[16],max=0;
435 	int rank[16];
436 	char *str[16];
437 	int max_idx=0,i,num=0,j;
438 #ifndef SIGALARM
439 	long ca,cb,cc,cd,ce;
440 #endif
441 
442 	for (i=0; i<12; i++)
443 		{
444 		tm[i]=0.0;
445 		rank[i]=0;
446 		}
447 
448 #ifndef TIMES
449 	fprintf(stderr,"To get the most acurate results, try to run this\n");
450 	fprintf(stderr,"program when this computer is idle.\n");
451 #endif
452 
453 	des_set_key((C_Block *)key,sch);
454 	des_set_key((C_Block *)key2,sch2);
455 	des_set_key((C_Block *)key3,sch3);
456 
457 #ifndef SIGALRM
458 	fprintf(stderr,"First we calculate the approximate speed ...\n");
459 	des_set_key((C_Block *)key,sch);
460 	count=10;
461 	do	{
462 		long i;
463 		unsigned long data[2];
464 
465 		count*=2;
466 		Time_F(START);
467 		for (i=count; i; i--)
468 			des_encrypt(data,&(sch[0]),DES_ENCRYPT);
469 		d=Time_F(STOP);
470 		} while (d < 3.0);
471 	ca=count;
472 	cb=count*3;
473 	cc=count*3*8/BUFSIZE+1;
474 	cd=count*8/BUFSIZE+1;
475 
476 	ce=count/20+1;
477 #define COND(d) (count != (d))
478 #define COUNT(d) (d)
479 #else
480 #define COND(c) (run)
481 #define COUNT(d) (count)
482         signal(SIGALRM,sig_done);
483         alarm(10);
484 #endif
485 
486 #ifdef PART1
487 	time_it(des_encrypt_u4_cisc_idx,  "des_encrypt_u4_cisc_idx  ", 0);
488 	time_it(des_encrypt_u16_cisc_idx, "des_encrypt_u16_cisc_idx ", 1);
489 	time_it(des_encrypt_u4_risc1_idx, "des_encrypt_u4_risc1_idx ", 2);
490 	num+=3;
491 #endif
492 #ifdef PART2
493 	time_it(des_encrypt_u16_risc1_idx,"des_encrypt_u16_risc1_idx", 3);
494 	time_it(des_encrypt_u4_risc2_idx, "des_encrypt_u4_risc2_idx ", 4);
495 	time_it(des_encrypt_u16_risc2_idx,"des_encrypt_u16_risc2_idx", 5);
496 	num+=3;
497 #endif
498 #ifdef PART3
499 	time_it(des_encrypt_u4_cisc_ptr,  "des_encrypt_u4_cisc_ptr  ", 6);
500 	time_it(des_encrypt_u16_cisc_ptr, "des_encrypt_u16_cisc_ptr ", 7);
501 	time_it(des_encrypt_u4_risc1_ptr, "des_encrypt_u4_risc1_ptr ", 8);
502 	num+=3;
503 #endif
504 #ifdef PART4
505 	time_it(des_encrypt_u16_risc1_ptr,"des_encrypt_u16_risc1_ptr", 9);
506 	time_it(des_encrypt_u4_risc2_ptr, "des_encrypt_u4_risc2_ptr ",10);
507 	time_it(des_encrypt_u16_risc2_ptr,"des_encrypt_u16_risc2_ptr",11);
508 	num+=3;
509 #endif
510 
511 #ifdef PART1
512 	str[0]=" 4  c i";
513 	print_it("des_encrypt_u4_cisc_idx  ",0);
514 	max=tm[0];
515 	max_idx=0;
516 	str[1]="16  c i";
517 	print_it("des_encrypt_u16_cisc_idx ",1);
518 	if (max < tm[1]) { max=tm[1]; max_idx=1; }
519 	str[2]=" 4 r1 i";
520 	print_it("des_encrypt_u4_risc1_idx ",2);
521 	if (max < tm[2]) { max=tm[2]; max_idx=2; }
522 #endif
523 #ifdef PART2
524 	str[3]="16 r1 i";
525 	print_it("des_encrypt_u16_risc1_idx",3);
526 	if (max < tm[3]) { max=tm[3]; max_idx=3; }
527 	str[4]=" 4 r2 i";
528 	print_it("des_encrypt_u4_risc2_idx ",4);
529 	if (max < tm[4]) { max=tm[4]; max_idx=4; }
530 	str[5]="16 r2 i";
531 	print_it("des_encrypt_u16_risc2_idx",5);
532 	if (max < tm[5]) { max=tm[5]; max_idx=5; }
533 #endif
534 #ifdef PART3
535 	str[6]=" 4  c p";
536 	print_it("des_encrypt_u4_cisc_ptr  ",6);
537 	if (max < tm[6]) { max=tm[6]; max_idx=6; }
538 	str[7]="16  c p";
539 	print_it("des_encrypt_u16_cisc_ptr ",7);
540 	if (max < tm[7]) { max=tm[7]; max_idx=7; }
541 	str[8]=" 4 r1 p";
542 	print_it("des_encrypt_u4_risc1_ptr ",8);
543 	if (max < tm[8]) { max=tm[8]; max_idx=8; }
544 #endif
545 #ifdef PART4
546 	str[9]="16 r1 p";
547 	print_it("des_encrypt_u16_risc1_ptr",9);
548 	if (max < tm[9]) { max=tm[9]; max_idx=9; }
549 	str[10]=" 4 r2 p";
550 	print_it("des_encrypt_u4_risc2_ptr ",10);
551 	if (max < tm[10]) { max=tm[10]; max_idx=10; }
552 	str[11]="16 r2 p";
553 	print_it("des_encrypt_u16_risc2_ptr",11);
554 	if (max < tm[11]) { max=tm[11]; max_idx=11; }
555 #endif
556 	printf("options    des ecb/s\n");
557 	printf("%s %12.2f 100.0%%\n",str[max_idx],tm[max_idx]);
558 	d=tm[max_idx];
559 	tm[max_idx]= -2.0;
560 	max= -1.0;
561 	for (;;)
562 		{
563 		for (i=0; i<12; i++)
564 			{
565 			if (max < tm[i]) { max=tm[i]; j=i; }
566 			}
567 		if (max < 0.0) break;
568 		printf("%s %12.2f  %4.1f%%\n",str[j],tm[j],tm[j]/d*100.0);
569 		tm[j]= -2.0;
570 		max= -1.0;
571 		}
572 
573 	switch (max_idx)
574 		{
575 	case 0:
576 		printf("-DDES_DEFAULT_OPTIONS\n");
577 		break;
578 	case 1:
579 		printf("-DDES_UNROLL\n");
580 		break;
581 	case 2:
582 		printf("-DDES_RISC1\n");
583 		break;
584 	case 3:
585 		printf("-DDES_UNROLL -DDES_RISC1\n");
586 		break;
587 	case 4:
588 		printf("-DDES_RISC2\n");
589 		break;
590 	case 5:
591 		printf("-DDES_UNROLL -DDES_RISC2\n");
592 		break;
593 	case 6:
594 		printf("-DDES_PTR\n");
595 		break;
596 	case 7:
597 		printf("-DDES_UNROLL -DDES_PTR\n");
598 		break;
599 	case 8:
600 		printf("-DDES_RISC1 -DDES_PTR\n");
601 		break;
602 	case 9:
603 		printf("-DDES_UNROLL -DDES_RISC1 -DDES_PTR\n");
604 		break;
605 	case 10:
606 		printf("-DDES_RISC2 -DDES_PTR\n");
607 		break;
608 	case 11:
609 		printf("-DDES_UNROLL -DDES_RISC2 -DDES_PTR\n");
610 		break;
611 		}
612 	exit(0);
613 #if defined(LINT) || defined(MSDOS)
614 	return(0);
615 #endif
616 	}
617