/* crypto/des/speed.c */

 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)

  * All rights reserved.

  *

  * This package is an SSL implementation written

  * by Eric Young (eay@cryptsoft.com).

  * The implementation was written so as to conform with Netscapes SSL.

  * 

  * This library is free for commercial and non-commercial use as long as

  * the following conditions are aheared to.  The following conditions

  * apply to all code found in this distribution, be it the RC4, RSA,

  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation

  * included with this distribution is covered by the same copyright terms

  * except that the holder is Tim Hudson (tjh@cryptsoft.com).

  * 

  * Copyright remains Eric Young's, and as such any Copyright notices in

  * the code are not to be removed.

  * If this package is used in a product, Eric Young should be given attribution

  * as the author of the parts of the library used.

  * This can be in the form of a textual message at program startup or

  * in documentation (online or textual) provided with the package.

  * 

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions

  * are met:

  * 1. Redistributions of source code must retain the copyright

  *    notice, this list of conditions and the following disclaimer.

  * 2. Redistributions in binary form must reproduce the above copyright

  *    notice, this list of conditions and the following disclaimer in the

  *    documentation and/or other materials provided with the distribution.

  * 3. All advertising materials mentioning features or use of this software

  *    must display the following acknowledgement:

  *    "This product includes cryptographic software written by

  *     Eric Young (eay@cryptsoft.com)"

  *    The word 'cryptographic' can be left out if the rouines from the library

  *    being used are not cryptographic related :-).

  * 4. If you include any Windows specific code (or a derivative thereof) from 

  *    the apps directory (application code) you must include an acknowledgement:

  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"

  * 

  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND

  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE

  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

  * SUCH DAMAGE.

  * 

  * The licence and distribution terms for any publically available version or

  * derivative of this code cannot be changed.  i.e. this code cannot simply be

  * copied and put under another distribution licence

  * [including the GNU Public Licence.]

  */

 /* 11-Sep-92 Andrew Daviel   Support for Silicon Graphics IRIX added */

 /* 06-Apr-92 Luke Brennan    Support for VMS and add extra signal calls */

 #if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX)

 #define TIMES

 #endif

 #include <stdio.h>

 #include <openssl/e_os2.h>

 #include OPENSSL_UNISTD_IO

 OPENSSL_DECLARE_EXIT

 #ifndef OPENSSL_SYS_NETWARE

 #include <signal.h>

 #define crypt(c,s) (des_crypt((c),(s)))

 #endif

 #ifndef _IRIX

 #include <time.h>

 #endif

 #ifdef TIMES

 #include <sys/types.h>

 #include <sys/times.h>

 #endif

 /* Depending on the VMS version, the tms structure is perhaps defined.

    The __TMS macro will show if it was.  If it wasn't defined, we should

    undefine TIMES, since that tells the rest of the program how things

    should be handled.				-- Richard Levitte */

 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS)

 #undef TIMES

 #endif

 #ifndef TIMES

 #include <sys/timeb.h>

 #endif

 #if defined(sun) || defined(__ultrix)

 #define _POSIX_SOURCE

 #include <limits.h>

 #include <sys/param.h>

 #endif

 #include <openssl/des.h>

 /* The following if from times(3) man page.  It may need to be changed */

 #ifndef HZ

 # ifndef CLK_TCK

 #  ifndef _BSD_CLK_TCK_ /* FreeBSD fix */

 #   define HZ	100.0

 #  else /* _BSD_CLK_TCK_ */

 #   define HZ ((double)_BSD_CLK_TCK_)

 #  endif

 # else /* CLK_TCK */

 #  define HZ ((double)CLK_TCK)

 # endif

 #endif

 #define BUFSIZE	((long)1024)

 long run=0;

 double Time_F(int s);

 #ifdef SIGALRM

 #if defined(__STDC__) || defined(sgi) || defined(_AIX)

 #define SIGRETTYPE void

 #else

 #define SIGRETTYPE int

 #endif

 SIGRETTYPE sig_done(int sig);

 SIGRETTYPE sig_done(int sig)

 	{

 	signal(SIGALRM,sig_done);

 	run=0;

 #ifdef LINT

 	sig=sig;

 #endif

 	}

 #endif

 #define START	0

 #define STOP	1

 double Time_F(int s)

 	{

 	double ret;

 #ifdef TIMES

 	static struct tms tstart,tend;

 	if (s == START)

 		{

 		times(&tstart);

 		return(0);

 		}

 	else

 		{

 		times(&tend);

 		ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;

 		return((ret == 0.0)?1e-6:ret);

 		}

 #else /* !times() */

 	static struct timeb tstart,tend;

 	long i;

 	if (s == START)

 		{

 		ftime(&tstart);

 		return(0);

 		}

 	else

 		{

 		ftime(&tend);

 		i=(long)tend.millitm-(long)tstart.millitm;

 		ret=((double)(tend.time-tstart.time))+((double)i)/1e3;

 		return((ret == 0.0)?1e-6:ret);

 		}

 #endif

 	}

 int main(int argc, char **argv)

 	{

 	long count;

 	static unsigned char buf[BUFSIZE];

 	static DES_cblock key ={0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0};

 	static DES_cblock key2={0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12};

 	static DES_cblock key3={0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12,0x34};

 	DES_key_schedule sch,sch2,sch3;

 	double a,b,c,d,e;

 #ifndef SIGALRM

 	long ca,cb,cc,cd,ce;

 #endif

 #ifndef TIMES

 	printf("To get the most accurate results, try to run this\n");

 	printf("program when this computer is idle.\n");

 #endif

 	DES_set_key_unchecked(&key2,&sch2);

 	DES_set_key_unchecked(&key3,&sch3);

 #ifndef SIGALRM

 	printf("First we calculate the approximate speed ...\n");

 	DES_set_key_unchecked(&key,&sch);

 	count=10;

 	do	{

 		long i;

 		DES_LONG data[2];

 		count*=2;

 		Time_F(START);

 		for (i=count; i; i--)

 			DES_encrypt1(data,&sch,DES_ENCRYPT);

 		d=Time_F(STOP);

 		} while (d < 3.0);

 	ca=count;

 	cb=count*3;

 	cc=count*3*8/BUFSIZE+1;

 	cd=count*8/BUFSIZE+1;

 	ce=count/20+1;

 	printf("Doing set_key %ld times\n",ca);

 #define COND(d)	(count != (d))

 #define COUNT(d) (d)

 #else

 #define COND(c)	(run)

 #define COUNT(d) (count)

 	signal(SIGALRM,sig_done);

 	printf("Doing set_key for 10 seconds\n");

 	alarm(10);

 #endif

 	Time_F(START);

 	for (count=0,run=1; COND(ca); count++)

 		DES_set_key_unchecked(&key,&sch);

 	d=Time_F(STOP);

 	printf("%ld set_key's in %.2f seconds\n",count,d);

 	a=((double)COUNT(ca))/d;

 #ifdef SIGALRM

 	printf("Doing DES_encrypt's for 10 seconds\n");

 	alarm(10);

 #else

 	printf("Doing DES_encrypt %ld times\n",cb);

 #endif

 	Time_F(START);

 	for (count=0,run=1; COND(cb); count++)

 		{

 		DES_LONG data[2];

 		DES_encrypt1(data,&sch,DES_ENCRYPT);

 		}

 	d=Time_F(STOP);

 	printf("%ld DES_encrypt's in %.2f second\n",count,d);

 	b=((double)COUNT(cb)*8)/d;

 #ifdef SIGALRM

 	printf("Doing DES_cbc_encrypt on %ld byte blocks for 10 seconds\n",

 		BUFSIZE);

 	alarm(10);

 #else

 	printf("Doing DES_cbc_encrypt %ld times on %ld byte blocks\n",cc,

 		BUFSIZE);

 #endif

 	Time_F(START);

 	for (count=0,run=1; COND(cc); count++)

 		DES_ncbc_encrypt(buf,buf,BUFSIZE,&sch,

 			&key,DES_ENCRYPT);

 	d=Time_F(STOP);

 	printf("%ld DES_cbc_encrypt's of %ld byte blocks in %.2f second\n",

 		count,BUFSIZE,d);

 	c=((double)COUNT(cc)*BUFSIZE)/d;

 #ifdef SIGALRM

 	printf("Doing DES_ede_cbc_encrypt on %ld byte blocks for 10 seconds\n",

 		BUFSIZE);

 	alarm(10);

 #else

 	printf("Doing DES_ede_cbc_encrypt %ld times on %ld byte blocks\n",cd,

 		BUFSIZE);

 #endif

 	Time_F(START);

 	for (count=0,run=1; COND(cd); count++)

 		DES_ede3_cbc_encrypt(buf,buf,BUFSIZE,

 			&sch,

 			&sch2,

 			&sch3,

 			&key,

 			DES_ENCRYPT);

 	d=Time_F(STOP);

 	printf("%ld DES_ede_cbc_encrypt's of %ld byte blocks in %.2f second\n",

 		count,BUFSIZE,d);

 	d=((double)COUNT(cd)*BUFSIZE)/d;

 #ifdef SIGALRM

 	printf("Doing crypt for 10 seconds\n");

 	alarm(10);

 #else

 	printf("Doing crypt %ld times\n",ce);

 #endif

 	Time_F(START);

 	for (count=0,run=1; COND(ce); count++)

 		crypt("testing1","ef");

 	e=Time_F(STOP);

 	printf("%ld crypts in %.2f second\n",count,e);

 	e=((double)COUNT(ce))/e;

 	printf("set_key            per sec = %12.2f (%9.3fuS)\n",a,1.0e6/a);

 	printf("DES raw ecb bytes  per sec = %12.2f (%9.3fuS)\n",b,8.0e6/b);

 	printf("DES cbc bytes      per sec = %12.2f (%9.3fuS)\n",c,8.0e6/c);

 	printf("DES ede cbc bytes  per sec = %12.2f (%9.3fuS)\n",d,8.0e6/d);

 	printf("crypt              per sec = %12.2f (%9.3fuS)\n",e,1.0e6/e);

 	exit(0);

 #if defined(LINT) || defined(OPENSSL_SYS_MSDOS)

 	return(0);

 #endif

 	}