expspeed.c revision 9dc0df1bac950d6e491f9a7c7e4888f2b301cb15
/* unused */
/* crypto/bn/expspeed.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
* 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.]
*/
/* most of this code has been pilfered from my libdes speed.c program */
#define BASENUM 5000
#define NUM_START 0
/* determine timings for modexp, modmul, modsqr, gcd, Kronecker symbol,
* modular inverse, or modular square roots */
#define TEST_EXP
#if defined(TEST_EXP) + defined(TEST_MUL) + defined(TEST_SQR) + defined(TEST_GCD) + defined(TEST_KRON) + defined(TEST_INV) +defined(TEST_SQRT) != 1
# error "choose one test"
#endif
# define C_PRIME
static void genprime_cb(int p, int n, void *arg);
#endif
#define PROG bnspeed_main
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <string.h>
#if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX)
#define TIMES
#endif
#ifndef _IRIX
#include <time.h>
#endif
#ifdef TIMES
#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)
#endif
#ifndef TIMES
#endif
#define _POSIX_SOURCE
#include <limits.h>
#endif
/* The following if from times(3) man page. It may need to be changed */
#ifndef HZ
# ifndef CLK_TCK
# ifndef _BSD_CLK_TCK_ /* FreeBSD hack */
# define HZ 100.0
# else /* _BSD_CLK_TCK_ */
# define HZ ((double)_BSD_CLK_TCK_)
# endif
# else /* CLK_TCK */
# endif
#endif
int run=0;
static double Time_F(int s);
#define START 0
#define STOP 1
static double Time_F(int s)
{
double ret;
#ifdef TIMES
if (s == START)
{
return(0);
}
else
{
}
#else /* !times() */
long i;
if (s == START)
{
return(0);
}
else
{
}
#endif
}
#define NUM_SIZES 7
# error "NUM_START > NUM_SIZES"
#endif
/*static int sizes[NUM_SIZES]={59,179,299,419,539}; */
{
BIGNUM *a,*b,*c,*r;
#if 1
if (!CRYPTO_set_mem_debug_functions(0,0,0,0,0))
abort();
#endif
ctx=BN_CTX_new();
a=BN_new();
b=BN_new();
c=BN_new();
r=BN_new();
while (!RAND_status())
/* not enough bits */
RAND_SEED("I demand a manual recount!");
do_mul_exp(r,a,b,c,ctx);
return 0;
}
{
int i,k;
double tm;
long num;
{
#ifdef C_PRIME
# ifdef TEST_SQRT
# define ADD a
# define REM b
# else
# endif
#endif
for (k=0; k<num; k++)
{
if (k%50 == 0) /* Average over num/50 different choices of random numbers. */
{
#ifndef C_PRIME
#endif
#ifdef TEST_SQRT
#else
#endif
if (k == 0)
}
#if defined(TEST_EXP)
{
int i = 0;
for (i = 0; i < 50; i++)
}
{
int i = 0;
for (i = 0; i < 50; i++)
{
}
}
#else /* TEST_SQRT */
#endif
}
#if defined(TEST_EXP)
"modexp %4d ^ %4d %% %4d"
"50*modmul %4d %4d %4d"
"100*modsqr %4d %4d %4d"
"3*gcd %4d %4d %4d"
"3*kronecker %4d %4d %4d"
"2*inv %4d %4d mod %4d"
#else /* TEST_SQRT */
"2*sqrt [prime == %d (mod 64)] %4d %4d mod %4d"
#endif
" -> %8.6fms %5.1f (%ld)\n",
#ifdef TEST_SQRT
#endif
num/=7;
}
return;
err:
}
#ifdef C_PRIME
static void genprime_cb(int p, int n, void *arg)
{
char c='*';
if (p == 0) c='.';
if (p == 1) c='+';
if (p == 2) c='*';
if (p == 3) c='\n';
(void)n;
(void)arg;
}
#endif