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1/* crypto/bf/bfspeed.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59/* 11-Sep-92 Andrew Daviel Support for Silicon Graphics IRIX added */
60/* 06-Apr-92 Luke Brennan Support for VMS and add extra signal calls */
61
62#ifndef MSDOS
63#define TIMES
64#endif
65
66#include <stdio.h>
67#ifndef MSDOS
68#include <unistd.h>
69#else
70#include <io.h>
71extern int exit();
72#endif
73#include <signal.h>
74#ifndef VMS
75#ifndef _IRIX
76#include <time.h>
77#endif
78#ifdef TIMES
79#include <sys/types.h>
80#include <sys/times.h>
81#endif
82#else /* VMS */
83#include <types.h>
84struct tms {
85 time_t tms_utime;
86 time_t tms_stime;
87 time_t tms_uchild; /* I dunno... */
88 time_t tms_uchildsys; /* so these names are a guess :-) */
89 }
90#endif
91#ifndef TIMES
92#include <sys/timeb.h>
93#endif
94
95#ifdef sun
96#include <limits.h>
97#include <sys/param.h>
98#endif
99
100#include "blowfish.h"
101
102/* The following if from times(3) man page. It may need to be changed */
103#ifndef HZ
104#ifndef CLK_TCK
105#ifndef VMS
106#define HZ 100.0
107#else /* VMS */
108#define HZ 100.0
109#endif
110#else /* CLK_TCK */
111#define HZ ((double)CLK_TCK)
112#endif
113#endif
114
115#define BUFSIZE ((long)1024)
116long run=0;
117
118#ifndef NOPROTO
119double Time_F(int s);
120#else
121double Time_F();
122#endif
123
124#ifdef SIGALRM
125#if defined(__STDC__) || defined(sgi) || defined(_AIX)
126#define SIGRETTYPE void
127#else
128#define SIGRETTYPE int
129#endif
130
131#ifndef NOPROTO
132SIGRETTYPE sig_done(int sig);
133#else
134SIGRETTYPE sig_done();
135#endif
136
137SIGRETTYPE sig_done(sig)
138int sig;
139 {
140 signal(SIGALRM,sig_done);
141 run=0;
142#ifdef LINT
143 sig=sig;
144#endif
145 }
146#endif
147
148#define START 0
149#define STOP 1
150
151double Time_F(s)
152int s;
153 {
154 double ret;
155#ifdef TIMES
156 static struct tms tstart,tend;
157
158 if (s == START)
159 {
160 times(&tstart);
161 return(0);
162 }
163 else
164 {
165 times(&tend);
166 ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
167 return((ret == 0.0)?1e-6:ret);
168 }
169#else /* !times() */
170 static struct timeb tstart,tend;
171 long i;
172
173 if (s == START)
174 {
175 ftime(&tstart);
176 return(0);
177 }
178 else
179 {
180 ftime(&tend);
181 i=(long)tend.millitm-(long)tstart.millitm;
182 ret=((double)(tend.time-tstart.time))+((double)i)/1e3;
183 return((ret == 0.0)?1e-6:ret);
184 }
185#endif
186 }
187
188int main(argc,argv)
189int argc;
190char **argv;
191 {
192 long count;
193 static unsigned char buf[BUFSIZE];
194 static unsigned char key[] ={
195 0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,
196 0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10,
197 };
198 BF_KEY sch;
199 double a,b,c,d;
200#ifndef SIGALRM
201 long ca,cb,cc;
202#endif
203
204#ifndef TIMES
205 printf("To get the most acurate results, try to run this\n");
206 printf("program when this computer is idle.\n");
207#endif
208
209#ifndef SIGALRM
210 printf("First we calculate the approximate speed ...\n");
211 BF_set_key(&sch,16,key);
212 count=10;
213 do {
214 long i;
215 BF_LONG data[2];
216
217 count*=2;
218 Time_F(START);
219 for (i=count; i; i--)
220 BF_encrypt(data,&sch);
221 d=Time_F(STOP);
222 } while (d < 3.0);
223 ca=count/512;
224 cb=count;
225 cc=count*8/BUFSIZE+1;
226 printf("Doing BF_set_key %ld times\n",ca);
227#define COND(d) (count != (d))
228#define COUNT(d) (d)
229#else
230#define COND(c) (run)
231#define COUNT(d) (count)
232 signal(SIGALRM,sig_done);
233 printf("Doing BF_set_key for 10 seconds\n");
234 alarm(10);
235#endif
236
237 Time_F(START);
238 for (count=0,run=1; COND(ca); count+=4)
239 {
240 BF_set_key(&sch,16,key);
241 BF_set_key(&sch,16,key);
242 BF_set_key(&sch,16,key);
243 BF_set_key(&sch,16,key);
244 }
245 d=Time_F(STOP);
246 printf("%ld BF_set_key's in %.2f seconds\n",count,d);
247 a=((double)COUNT(ca))/d;
248
249#ifdef SIGALRM
250 printf("Doing BF_encrypt's for 10 seconds\n");
251 alarm(10);
252#else
253 printf("Doing BF_encrypt %ld times\n",cb);
254#endif
255 Time_F(START);
256 for (count=0,run=1; COND(cb); count+=4)
257 {
258 BF_LONG data[2];
259
260 BF_encrypt(data,&sch);
261 BF_encrypt(data,&sch);
262 BF_encrypt(data,&sch);
263 BF_encrypt(data,&sch);
264 }
265 d=Time_F(STOP);
266 printf("%ld BF_encrypt's in %.2f second\n",count,d);
267 b=((double)COUNT(cb)*8)/d;
268
269#ifdef SIGALRM
270 printf("Doing BF_cbc_encrypt on %ld byte blocks for 10 seconds\n",
271 BUFSIZE);
272 alarm(10);
273#else
274 printf("Doing BF_cbc_encrypt %ld times on %ld byte blocks\n",cc,
275 BUFSIZE);
276#endif
277 Time_F(START);
278 for (count=0,run=1; COND(cc); count++)
279 BF_cbc_encrypt(buf,buf,BUFSIZE,&sch,
280 &(key[0]),BF_ENCRYPT);
281 d=Time_F(STOP);
282 printf("%ld BF_cbc_encrypt's of %ld byte blocks in %.2f second\n",
283 count,BUFSIZE,d);
284 c=((double)COUNT(cc)*BUFSIZE)/d;
285
286 printf("Blowfish set_key per sec = %12.3f (%9.3fuS)\n",a,1.0e6/a);
287 printf("Blowfish raw ecb bytes per sec = %12.3f (%9.3fuS)\n",b,8.0e6/b);
288 printf("Blowfish cbc bytes per sec = %12.3f (%9.3fuS)\n",c,8.0e6/c);
289 exit(0);
290#if defined(LINT) || defined(MSDOS)
291 return(0);
292#endif
293 }