3 /* crypto/bn/bnspeed.c */
4 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
7 * This package is an SSL implementation written
8 * by Eric Young (eay@cryptsoft.com).
9 * The implementation was written so as to conform with Netscapes SSL.
11 * This library is free for commercial and non-commercial use as long as
12 * the following conditions are aheared to. The following conditions
13 * apply to all code found in this distribution, be it the RC4, RSA,
14 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
15 * included with this distribution is covered by the same copyright terms
16 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
18 * Copyright remains Eric Young's, and as such any Copyright notices in
19 * the code are not to be removed.
20 * If this package is used in a product, Eric Young should be given attribution
21 * as the author of the parts of the library used.
22 * This can be in the form of a textual message at program startup or
23 * in documentation (online or textual) provided with the package.
25 * Redistribution and use in source and binary forms, with or without
26 * modification, are permitted provided that the following conditions
28 * 1. Redistributions of source code must retain the copyright
29 * notice, this list of conditions and the following disclaimer.
30 * 2. Redistributions in binary form must reproduce the above copyright
31 * notice, this list of conditions and the following disclaimer in the
32 * documentation and/or other materials provided with the distribution.
33 * 3. All advertising materials mentioning features or use of this software
34 * must display the following acknowledgement:
35 * "This product includes cryptographic software written by
36 * Eric Young (eay@cryptsoft.com)"
37 * The word 'cryptographic' can be left out if the rouines from the library
38 * being used are not cryptographic related :-).
39 * 4. If you include any Windows specific code (or a derivative thereof) from
40 * the apps directory (application code) you must include an acknowledgement:
41 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
43 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
44 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
45 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
46 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
47 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
49 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
50 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
51 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
52 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
55 * The licence and distribution terms for any publically available version or
56 * derivative of this code cannot be changed. i.e. this code cannot simply be
57 * copied and put under another distribution licence
58 * [including the GNU Public Licence.]
61 /* most of this code has been pilfered from my libdes speed.c program */
63 #define BASENUM 1000000
65 #define PROG bnspeed_main
71 #include <openssl/crypto.h>
72 #include <openssl/err.h>
74 #if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX)
82 # include <sys/types.h>
83 # include <sys/times.h>
87 * Depending on the VMS version, the tms structure is perhaps defined. The
88 * __TMS macro will show if it was. If it wasn't defined, we should undefine
89 * TIMES, since that tells the rest of the program how things should be
90 * handled. -- Richard Levitte
92 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS)
97 # include <sys/timeb.h>
100 #if defined(sun) || defined(__ultrix)
101 # define _POSIX_SOURCE
103 # include <sys/param.h>
106 #include <openssl/bn.h>
107 #include <openssl/x509.h>
109 /* The following if from times(3) man page. It may need to be changed */
112 # ifndef _BSD_CLK_TCK_ /* FreeBSD hack */
114 # else /* _BSD_CLK_TCK_ */
115 # define HZ ((double)_BSD_CLK_TCK_)
118 # define HZ ((double)CLK_TCK)
123 #define BUFSIZE ((long)1024*8)
126 static double Time_F(int s);
130 static double Time_F(int s)
134 static struct tms tstart, tend;
141 ret = ((double)(tend.tms_utime - tstart.tms_utime)) / HZ;
142 return ((ret < 1e-3) ? 1e-3 : ret);
145 static struct timeb tstart, tend;
153 i = (long)tend.millitm - (long)tstart.millitm;
154 ret = ((double)(tend.time - tstart.time)) + ((double)i) / 1000.0;
155 return ((ret < 0.001) ? 0.001 : ret);
161 static int sizes[NUM_SIZES] = { 128, 256, 512, 1024, 2048 };
164 * static int sizes[NUM_SIZES]={59,179,299,419,539};
167 void do_mul(BIGNUM *r, BIGNUM *a, BIGNUM *b, BN_CTX *ctx);
169 int main(int argc, char **argv)
179 do_mul(&a, &b, &c, ctx);
182 void do_mul(BIGNUM *r, BIGNUM *a, BIGNUM *b, BN_CTX *ctx)
188 for (i = 0; i < NUM_SIZES; i++) {
192 BN_rand(a, sizes[i], 1, 0);
193 for (j = i; j < NUM_SIZES; j++) {
194 BN_rand(b, sizes[j], 1, 0);
196 for (k = 0; k < num; k++)
197 BN_mul(r, b, a, ctx);
199 printf("mul %4d x %4d -> %8.3fms\n", sizes[i], sizes[j],
204 for (i = 0; i < NUM_SIZES; i++) {
208 BN_rand(a, sizes[i], 1, 0);
210 for (k = 0; k < num; k++)
213 printf("sqr %4d x %4d -> %8.3fms\n", sizes[i], sizes[i],
217 for (i = 0; i < NUM_SIZES; i++) {
221 BN_rand(a, sizes[i] - 1, 1, 0);
222 for (j = i; j < NUM_SIZES; j++) {
223 BN_rand(b, sizes[j], 1, 0);
225 for (k = 0; k < 100000; k++)
226 BN_div(r, NULL, b, a, ctx);
228 printf("div %4d / %4d -> %8.3fms\n", sizes[j], sizes[i] - 1,