ssl/libcrypto/src/crypto/des/speed.c
changeset 31 ce057bb09d0b
parent 0 e4d67989cc36
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30:e20de85af2ee 31:ce057bb09d0b
       
     1 /* crypto/des/speed.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 #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 	}