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      1 /* crypto/des/speed.c */
      2 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com)
      3  * All rights reserved.
      4  *
      5  * This package is an SSL implementation written
      6  * by Eric Young (eay (at) 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 (at) 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 (at) 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 (at) 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 #if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX)
     63 #define TIMES
     64 #endif
     65 
     66 #include <stdio.h>
     67 
     68 #include <openssl/e_os2.h>
     69 #include OPENSSL_UNISTD_IO
     70 OPENSSL_DECLARE_EXIT
     71 
     72 #ifndef OPENSSL_SYS_NETWARE
     73 #include <signal.h>
     74 #define crypt(c,s) (des_crypt((c),(s)))
     75 #endif
     76 
     77 #ifndef _IRIX
     78 #include <time.h>
     79 #endif
     80 #ifdef TIMES
     81 #include <sys/types.h>
     82 #include <sys/times.h>
     83 #endif
     84 
     85 /* Depending on the VMS version, the tms structure is perhaps defined.
     86    The __TMS macro will show if it was.  If it wasn't defined, we should
     87    undefine TIMES, since that tells the rest of the program how things
     88    should be handled.				-- Richard Levitte */
     89 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS)
     90 #undef TIMES
     91 #endif
     92 
     93 #ifndef TIMES
     94 #include <sys/timeb.h>
     95 #endif
     96 
     97 #if defined(sun) || defined(__ultrix)
     98 #define _POSIX_SOURCE
     99 #include <limits.h>
    100 #include <sys/param.h>
    101 #endif
    102 
    103 #include <openssl/des.h>
    104 
    105 /* The following if from times(3) man page.  It may need to be changed */
    106 #ifndef HZ
    107 # ifndef CLK_TCK
    108 #  ifndef _BSD_CLK_TCK_ /* FreeBSD fix */
    109 #   define HZ	100.0
    110 #  else /* _BSD_CLK_TCK_ */
    111 #   define HZ ((double)_BSD_CLK_TCK_)
    112 #  endif
    113 # else /* CLK_TCK */
    114 #  define HZ ((double)CLK_TCK)
    115 # endif
    116 #endif
    117 
    118 #define BUFSIZE	((long)1024)
    119 long run=0;
    120 
    121 double Time_F(int s);
    122 #ifdef SIGALRM
    123 #if defined(__STDC__) || defined(sgi) || defined(_AIX)
    124 #define SIGRETTYPE void
    125 #else
    126 #define SIGRETTYPE int
    127 #endif
    128 
    129 SIGRETTYPE sig_done(int sig);
    130 SIGRETTYPE sig_done(int sig)
    131 	{
    132 	signal(SIGALRM,sig_done);
    133 	run=0;
    134 #ifdef LINT
    135 	sig=sig;
    136 #endif
    137 	}
    138 #endif
    139 
    140 #define START	0
    141 #define STOP	1
    142 
    143 double Time_F(int s)
    144 	{
    145 	double ret;
    146 #ifdef TIMES
    147 	static struct tms tstart,tend;
    148 
    149 	if (s == START)
    150 		{
    151 		times(&tstart);
    152 		return(0);
    153 		}
    154 	else
    155 		{
    156 		times(&tend);
    157 		ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
    158 		return((ret == 0.0)?1e-6:ret);
    159 		}
    160 #else /* !times() */
    161 	static struct timeb tstart,tend;
    162 	long i;
    163 
    164 	if (s == START)
    165 		{
    166 		ftime(&tstart);
    167 		return(0);
    168 		}
    169 	else
    170 		{
    171 		ftime(&tend);
    172 		i=(long)tend.millitm-(long)tstart.millitm;
    173 		ret=((double)(tend.time-tstart.time))+((double)i)/1e3;
    174 		return((ret == 0.0)?1e-6:ret);
    175 		}
    176 #endif
    177 	}
    178 
    179 int main(int argc, char **argv)
    180 	{
    181 	long count;
    182 	static unsigned char buf[BUFSIZE];
    183 	static DES_cblock key ={0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0};
    184 	static DES_cblock key2={0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12};
    185 	static DES_cblock key3={0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12,0x34};
    186 	DES_key_schedule sch,sch2,sch3;
    187 	double a,b,c,d,e;
    188 #ifndef SIGALRM
    189 	long ca,cb,cc,cd,ce;
    190 #endif
    191 
    192 #ifndef TIMES
    193 	printf("To get the most accurate results, try to run this\n");
    194 	printf("program when this computer is idle.\n");
    195 #endif
    196 
    197 	DES_set_key_unchecked(&key2,&sch2);
    198 	DES_set_key_unchecked(&key3,&sch3);
    199 
    200 #ifndef SIGALRM
    201 	printf("First we calculate the approximate speed ...\n");
    202 	DES_set_key_unchecked(&key,&sch);
    203 	count=10;
    204 	do	{
    205 		long i;
    206 		DES_LONG data[2];
    207 
    208 		count*=2;
    209 		Time_F(START);
    210 		for (i=count; i; i--)
    211 			DES_encrypt1(data,&sch,DES_ENCRYPT);
    212 		d=Time_F(STOP);
    213 		} while (d < 3.0);
    214 	ca=count;
    215 	cb=count*3;
    216 	cc=count*3*8/BUFSIZE+1;
    217 	cd=count*8/BUFSIZE+1;
    218 	ce=count/20+1;
    219 	printf("Doing set_key %ld times\n",ca);
    220 #define COND(d)	(count != (d))
    221 #define COUNT(d) (d)
    222 #else
    223 #define COND(c)	(run)
    224 #define COUNT(d) (count)
    225 	signal(SIGALRM,sig_done);
    226 	printf("Doing set_key for 10 seconds\n");
    227 	alarm(10);
    228 #endif
    229 
    230 	Time_F(START);
    231 	for (count=0,run=1; COND(ca); count++)
    232 		DES_set_key_unchecked(&key,&sch);
    233 	d=Time_F(STOP);
    234 	printf("%ld set_key's in %.2f seconds\n",count,d);
    235 	a=((double)COUNT(ca))/d;
    236 
    237 #ifdef SIGALRM
    238 	printf("Doing DES_encrypt's for 10 seconds\n");
    239 	alarm(10);
    240 #else
    241 	printf("Doing DES_encrypt %ld times\n",cb);
    242 #endif
    243 	Time_F(START);
    244 	for (count=0,run=1; COND(cb); count++)
    245 		{
    246 		DES_LONG data[2];
    247 
    248 		DES_encrypt1(data,&sch,DES_ENCRYPT);
    249 		}
    250 	d=Time_F(STOP);
    251 	printf("%ld DES_encrypt's in %.2f second\n",count,d);
    252 	b=((double)COUNT(cb)*8)/d;
    253 
    254 #ifdef SIGALRM
    255 	printf("Doing DES_cbc_encrypt on %ld byte blocks for 10 seconds\n",
    256 		BUFSIZE);
    257 	alarm(10);
    258 #else
    259 	printf("Doing DES_cbc_encrypt %ld times on %ld byte blocks\n",cc,
    260 		BUFSIZE);
    261 #endif
    262 	Time_F(START);
    263 	for (count=0,run=1; COND(cc); count++)
    264 		DES_ncbc_encrypt(buf,buf,BUFSIZE,&sch,
    265 			&key,DES_ENCRYPT);
    266 	d=Time_F(STOP);
    267 	printf("%ld DES_cbc_encrypt's of %ld byte blocks in %.2f second\n",
    268 		count,BUFSIZE,d);
    269 	c=((double)COUNT(cc)*BUFSIZE)/d;
    270 
    271 #ifdef SIGALRM
    272 	printf("Doing DES_ede_cbc_encrypt on %ld byte blocks for 10 seconds\n",
    273 		BUFSIZE);
    274 	alarm(10);
    275 #else
    276 	printf("Doing DES_ede_cbc_encrypt %ld times on %ld byte blocks\n",cd,
    277 		BUFSIZE);
    278 #endif
    279 	Time_F(START);
    280 	for (count=0,run=1; COND(cd); count++)
    281 		DES_ede3_cbc_encrypt(buf,buf,BUFSIZE,
    282 			&sch,
    283 			&sch2,
    284 			&sch3,
    285 			&key,
    286 			DES_ENCRYPT);
    287 	d=Time_F(STOP);
    288 	printf("%ld DES_ede_cbc_encrypt's of %ld byte blocks in %.2f second\n",
    289 		count,BUFSIZE,d);
    290 	d=((double)COUNT(cd)*BUFSIZE)/d;
    291 
    292 #ifdef SIGALRM
    293 	printf("Doing crypt for 10 seconds\n");
    294 	alarm(10);
    295 #else
    296 	printf("Doing crypt %ld times\n",ce);
    297 #endif
    298 	Time_F(START);
    299 	for (count=0,run=1; COND(ce); count++)
    300 		crypt("testing1","ef");
    301 	e=Time_F(STOP);
    302 	printf("%ld crypts in %.2f second\n",count,e);
    303 	e=((double)COUNT(ce))/e;
    304 
    305 	printf("set_key            per sec = %12.2f (%9.3fuS)\n",a,1.0e6/a);
    306 	printf("DES raw ecb bytes  per sec = %12.2f (%9.3fuS)\n",b,8.0e6/b);
    307 	printf("DES cbc bytes      per sec = %12.2f (%9.3fuS)\n",c,8.0e6/c);
    308 	printf("DES ede cbc bytes  per sec = %12.2f (%9.3fuS)\n",d,8.0e6/d);
    309 	printf("crypt              per sec = %12.2f (%9.3fuS)\n",e,1.0e6/e);
    310 	exit(0);
    311 #if defined(LINT) || defined(OPENSSL_SYS_MSDOS)
    312 	return(0);
    313 #endif
    314 	}
    315