311 lines
7.8 KiB
C
311 lines
7.8 KiB
C
/* crypto/des/speed.c */
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/* Copyright (C) 1995-1996 Eric Young (eay@mincom.oz.au)
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* All rights reserved.
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*
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* This file is part of an SSL implementation written
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* by Eric Young (eay@mincom.oz.au).
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* The implementation was written so as to conform with Netscapes SSL
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* specification. This library and applications are
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* FREE FOR COMMERCIAL AND NON-COMMERCIAL USE
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* as long as the following conditions are aheared to.
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed. If this code is used in a product,
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* Eric Young should be given attribution as the author of the parts used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Eric Young (eay@mincom.oz.au)
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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/* 11-Sep-92 Andrew Daviel Support for Silicon Graphics IRIX added */
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/* 06-Apr-92 Luke Brennan Support for VMS and add extra signal calls */
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#ifndef MSDOS
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#define TIMES
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#endif
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#include <stdio.h>
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#ifndef MSDOS
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#include <unistd.h>
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#else
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#include <io.h>
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#endif
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#include <signal.h>
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#ifndef VMS
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#ifndef _IRIX
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#include <time.h>
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#endif
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#ifdef TIMES
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#include <sys/types.h>
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#include <sys/times.h>
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#endif
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#else /* VMS */
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#include <types.h>
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struct tms {
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time_t tms_utime;
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time_t tms_stime;
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time_t tms_uchild; /* I dunno... */
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time_t tms_uchildsys; /* so these names are a guess :-) */
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}
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#endif
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#ifndef TIMES
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#include <sys/timeb.h>
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#endif
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#ifdef sun
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#include <limits.h>
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#include <sys/param.h>
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#endif
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#include "des.h"
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/* The following if from times(3) man page. It may need to be changed */
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#ifndef HZ
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#ifndef CLK_TCK
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#ifndef VMS
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#define HZ 100.0
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#else /* VMS */
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#define HZ 100.0
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#endif
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#else /* CLK_TCK */
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#define HZ ((double)CLK_TCK)
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#endif
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#endif
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#define BUFSIZE ((long)1024*8)
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long run=0;
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#ifndef NOPROTO
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double Time_F(int s);
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#else
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double Time_F();
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#endif
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#ifdef SIGALRM
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#if defined(__STDC__) || defined(sgi)
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#define SIGRETTYPE void
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#else
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#define SIGRETTYPE int
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#endif
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#ifndef NOPROTO
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SIGRETTYPE sig_done(int sig);
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#else
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SIGRETTYPE sig_done();
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#endif
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SIGRETTYPE sig_done(sig)
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int sig;
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{
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signal(SIGALRM,sig_done);
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run=0;
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#ifdef LINT
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sig=sig;
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#endif
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}
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#endif
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#define START 0
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#define STOP 1
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double Time_F(s)
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int s;
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{
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double ret;
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#ifdef TIMES
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static struct tms tstart,tend;
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if (s == START)
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{
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times(&tstart);
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return(0);
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}
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else
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{
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times(&tend);
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ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
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return((ret == 0.0)?1e-6:ret);
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}
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#else /* !times() */
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static struct timeb tstart,tend;
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long i;
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if (s == START)
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{
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ftime(&tstart);
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return(0);
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}
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else
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{
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ftime(&tend);
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i=(long)tend.millitm-(long)tstart.millitm;
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ret=((double)(tend.time-tstart.time))+((double)i)/1000.0;
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return((ret == 0.0)?1e-6:ret);
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}
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#endif
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}
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int main(argc,argv)
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int argc;
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char **argv;
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{
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long count;
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static unsigned char buf[BUFSIZE];
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static des_cblock key ={0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0};
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static des_cblock key2={0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12};
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static des_cblock key3={0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12,0x34};
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des_key_schedule sch,sch2,sch3;
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double a,b,c,d,e;
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#ifndef SIGALARM
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long ca,cb,cc,cd,ce;
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#endif
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#ifndef TIMES
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printf("To get the most acurate results, try to run this\n");
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printf("program when this computer is idle.\n");
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#endif
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des_set_key((C_Block *)key2,sch2);
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des_set_key((C_Block *)key3,sch3);
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#ifndef SIGALRM
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printf("First we calculate the approximate speed ...\n");
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des_set_key((C_Block *)key,sch);
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count=10;
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do {
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long i;
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count*=2;
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Time_F(START);
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for (i=count; i; i--)
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des_ecb_encrypt((C_Block *)buf,(C_Block *)buf,
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&(sch[0]),DES_ENCRYPT);
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d=Time_F(STOP);
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} while (d < 3.0);
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ca=count;
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cb=count*3;
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cc=count*3*8/BUFSIZE+1;
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cd=count*8/BUFSIZE+1;
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ce=count/20+1;
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printf("Doing set_key %ld times\n",ca);
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#define COND(d) (count != (d))
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#define COUNT(d) (d)
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#else
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#define COND(c) (run)
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#define COUNT(d) (count)
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signal(SIGALRM,sig_done);
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printf("Doing set_key for 10 seconds\n");
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alarm(10);
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#endif
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Time_F(START);
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for (count=0,run=1; COND(ca); count++)
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des_set_key((C_Block *)key,sch);
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d=Time_F(STOP);
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printf("%ld set_key's in %.2f seconds\n",count,d);
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a=((double)COUNT(ca))/d;
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#ifdef SIGALRM
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printf("Doing des_ecb_encrypt's for 10 seconds\n");
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alarm(10);
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#else
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printf("Doing des_ecb_encrypt %ld times\n",cb);
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#endif
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Time_F(START);
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for (count=0,run=1; COND(cb); count++)
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des_ecb_encrypt((C_Block *)buf,(C_Block *)buf,
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&(sch[0]),DES_ENCRYPT);
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d=Time_F(STOP);
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printf("%ld des_ecb_encrypt's in %.2f second\n",count,d);
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b=((double)COUNT(cb)*8)/d;
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#ifdef SIGALRM
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printf("Doing des_cbc_encrypt on %ld byte blocks for 10 seconds\n",
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BUFSIZE);
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alarm(10);
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#else
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printf("Doing des_cbc_encrypt %ld times on %ld byte blocks\n",cc,
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BUFSIZE);
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#endif
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Time_F(START);
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for (count=0,run=1; COND(cc); count++)
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des_ncbc_encrypt((C_Block *)buf,(C_Block *)buf,BUFSIZE,&(sch[0]),
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(C_Block *)&(key[0]),DES_ENCRYPT);
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d=Time_F(STOP);
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printf("%ld des_cbc_encrypt's of %ld byte blocks in %.2f second\n",
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count,BUFSIZE,d);
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c=((double)COUNT(cc)*BUFSIZE)/d;
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#ifdef SIGALRM
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printf("Doing des_ede_cbc_encrypt on %ld byte blocks for 10 seconds\n",
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BUFSIZE);
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alarm(10);
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#else
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printf("Doing des_ede_cbc_encrypt %ld times on %ld byte blocks\n",cd,
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BUFSIZE);
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#endif
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Time_F(START);
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for (count=0,run=1; COND(cd); count++)
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des_ede3_cbc_encrypt((C_Block *)buf,(C_Block *)buf,BUFSIZE,
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&(sch[0]),
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&(sch2[0]),
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&(sch3[0]),
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(C_Block *)&(key[0]),
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DES_ENCRYPT);
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d=Time_F(STOP);
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printf("%ld des_ede_cbc_encrypt's of %ld byte blocks in %.2f second\n",
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count,BUFSIZE,d);
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d=((double)COUNT(cd)*BUFSIZE)/d;
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#ifdef SIGALRM
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printf("Doing crypt for 10 seconds\n");
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alarm(10);
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#else
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printf("Doing crypt %ld times\n",ce);
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#endif
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Time_F(START);
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for (count=0,run=1; COND(ce); count++)
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crypt("testing1","ef");
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e=Time_F(STOP);
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printf("%ld crypts in %.2f second\n",count,e);
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e=((double)COUNT(ce))/e;
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printf("set_key per sec = %12.2f (%5.1fuS)\n",a,1.0e6/a);
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printf("DES ecb bytes per sec = %12.2f (%5.1fuS)\n",b,8.0e6/b);
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printf("DES cbc bytes per sec = %12.2f (%5.1fuS)\n",c,8.0e6/c);
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printf("DES ede cbc bytes per sec = %12.2f (%5.1fuS)\n",d,8.0e6/d);
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printf("crypt per sec = %12.2f (%5.1fuS)\n",e,1.0e6/e);
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exit(0);
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#ifdef LINT
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return(0);
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#endif
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}
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