freebsd-dev/secure/lib/libdes/speed.c

311 lines
7.8 KiB
C

/* crypto/des/speed.c */
/* Copyright (C) 1995-1996 Eric Young (eay@mincom.oz.au)
* All rights reserved.
*
* This file is part of an SSL implementation written
* by Eric Young (eay@mincom.oz.au).
* The implementation was written so as to conform with Netscapes SSL
* specification. This library and applications are
* FREE FOR COMMERCIAL AND NON-COMMERCIAL USE
* as long as the following conditions are aheared to.
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed. If this code is used in a product,
* Eric Young should be given attribution as the author of the parts 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 software developed by Eric Young (eay@mincom.oz.au)
*
* 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 */
#ifndef MSDOS
#define TIMES
#endif
#include <stdio.h>
#ifndef MSDOS
#include <unistd.h>
#else
#include <io.h>
#endif
#include <signal.h>
#ifndef VMS
#ifndef _IRIX
#include <time.h>
#endif
#ifdef TIMES
#include <sys/types.h>
#include <sys/times.h>
#endif
#else /* VMS */
#include <types.h>
struct tms {
time_t tms_utime;
time_t tms_stime;
time_t tms_uchild; /* I dunno... */
time_t tms_uchildsys; /* so these names are a guess :-) */
}
#endif
#ifndef TIMES
#include <sys/timeb.h>
#endif
#ifdef sun
#include <limits.h>
#include <sys/param.h>
#endif
#include "des.h"
/* The following if from times(3) man page. It may need to be changed */
#ifndef HZ
#ifndef CLK_TCK
#ifndef VMS
#define HZ 100.0
#else /* VMS */
#define HZ 100.0
#endif
#else /* CLK_TCK */
#define HZ ((double)CLK_TCK)
#endif
#endif
#define BUFSIZE ((long)1024*8)
long run=0;
#ifndef NOPROTO
double Time_F(int s);
#else
double Time_F();
#endif
#ifdef SIGALRM
#if defined(__STDC__) || defined(sgi)
#define SIGRETTYPE void
#else
#define SIGRETTYPE int
#endif
#ifndef NOPROTO
SIGRETTYPE sig_done(int sig);
#else
SIGRETTYPE sig_done();
#endif
SIGRETTYPE sig_done(sig)
int sig;
{
signal(SIGALRM,sig_done);
run=0;
#ifdef LINT
sig=sig;
#endif
}
#endif
#define START 0
#define STOP 1
double Time_F(s)
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)/1000.0;
return((ret == 0.0)?1e-6:ret);
}
#endif
}
int main(argc,argv)
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 SIGALARM
long ca,cb,cc,cd,ce;
#endif
#ifndef TIMES
printf("To get the most acurate results, try to run this\n");
printf("program when this computer is idle.\n");
#endif
des_set_key((C_Block *)key2,sch2);
des_set_key((C_Block *)key3,sch3);
#ifndef SIGALRM
printf("First we calculate the approximate speed ...\n");
des_set_key((C_Block *)key,sch);
count=10;
do {
long i;
count*=2;
Time_F(START);
for (i=count; i; i--)
des_ecb_encrypt((C_Block *)buf,(C_Block *)buf,
&(sch[0]),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((C_Block *)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_ecb_encrypt's for 10 seconds\n");
alarm(10);
#else
printf("Doing des_ecb_encrypt %ld times\n",cb);
#endif
Time_F(START);
for (count=0,run=1; COND(cb); count++)
des_ecb_encrypt((C_Block *)buf,(C_Block *)buf,
&(sch[0]),DES_ENCRYPT);
d=Time_F(STOP);
printf("%ld des_ecb_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((C_Block *)buf,(C_Block *)buf,BUFSIZE,&(sch[0]),
(C_Block *)&(key[0]),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((C_Block *)buf,(C_Block *)buf,BUFSIZE,
&(sch[0]),
&(sch2[0]),
&(sch3[0]),
(C_Block *)&(key[0]),
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 (%5.1fuS)\n",a,1.0e6/a);
printf("DES ecb bytes per sec = %12.2f (%5.1fuS)\n",b,8.0e6/b);
printf("DES cbc bytes per sec = %12.2f (%5.1fuS)\n",c,8.0e6/c);
printf("DES ede cbc bytes per sec = %12.2f (%5.1fuS)\n",d,8.0e6/d);
printf("crypt per sec = %12.2f (%5.1fuS)\n",e,1.0e6/e);
exit(0);
#ifdef LINT
return(0);
#endif
}