240 lines
7.5 KiB
C
240 lines
7.5 KiB
C
/* crypto/rc4/rc4speed.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>
|
|
#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/rc4.h>
|
|
/* The following if from times(3) man page. It may need to be changed */
|
|
#ifndef HZ
|
|
# ifndef CLK_TCK
|
|
# define HZ 100.0
|
|
# 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 unsigned char key[] = {
|
|
0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
|
|
0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
|
|
};
|
|
RC4_KEY sch;
|
|
double a, b, c, d;
|
|
#ifndef SIGALRM
|
|
long ca, cb, cc;
|
|
#endif
|
|
|
|
#ifndef TIMES
|
|
printf("To get the most accurate results, try to run this\n");
|
|
printf("program when this computer is idle.\n");
|
|
#endif
|
|
|
|
#ifndef SIGALRM
|
|
printf("First we calculate the approximate speed ...\n");
|
|
RC4_set_key(&sch, 16, key);
|
|
count = 10;
|
|
do {
|
|
long i;
|
|
unsigned long data[2];
|
|
|
|
count *= 2;
|
|
Time_F(START);
|
|
for (i = count; i; i--)
|
|
RC4(&sch, 8, buf, buf);
|
|
d = Time_F(STOP);
|
|
} while (d < 3.0);
|
|
ca = count / 512;
|
|
cc = count * 8 / BUFSIZE + 1;
|
|
printf("Doing RC4_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 RC4_set_key for 10 seconds\n");
|
|
alarm(10);
|
|
#endif
|
|
|
|
Time_F(START);
|
|
for (count = 0, run = 1; COND(ca); count += 4) {
|
|
RC4_set_key(&sch, 16, key);
|
|
RC4_set_key(&sch, 16, key);
|
|
RC4_set_key(&sch, 16, key);
|
|
RC4_set_key(&sch, 16, key);
|
|
}
|
|
d = Time_F(STOP);
|
|
printf("%ld RC4_set_key's in %.2f seconds\n", count, d);
|
|
a = ((double)COUNT(ca)) / d;
|
|
|
|
#ifdef SIGALRM
|
|
printf("Doing RC4 on %ld byte blocks for 10 seconds\n", BUFSIZE);
|
|
alarm(10);
|
|
#else
|
|
printf("Doing RC4 %ld times on %ld byte blocks\n", cc, BUFSIZE);
|
|
#endif
|
|
Time_F(START);
|
|
for (count = 0, run = 1; COND(cc); count++)
|
|
RC4(&sch, BUFSIZE, buf, buf);
|
|
d = Time_F(STOP);
|
|
printf("%ld RC4's of %ld byte blocks in %.2f second\n",
|
|
count, BUFSIZE, d);
|
|
c = ((double)COUNT(cc) * BUFSIZE) / d;
|
|
|
|
printf("RC4 set_key per sec = %12.2f (%9.3fuS)\n", a, 1.0e6 / a);
|
|
printf("RC4 bytes per sec = %12.2f (%9.3fuS)\n", c, 8.0e6 / c);
|
|
exit(0);
|
|
#if defined(LINT) || defined(OPENSSL_SYS_MSDOS)
|
|
return (0);
|
|
#endif
|
|
}
|