1 /* crypto/bf/bf_opts.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 /* define PART1, PART2, PART3 or PART4 to build only with a few of the options.
60 * This is for machines with 64k code segment size restrictions. */
61
62 #if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX)
63 #define TIMES
64 #endif
65
66 #include <stdio.h>
67
68 #include <openssl/e_os2.h>
69 #include OPENSSL_UNISTD_IO
70 OPENSSL_DECLARE_EXIT
71
72 #ifndef OPENSSL_SYS_NETWARE
73 #include <signal.h>
74 #endif
75
76 #ifndef _IRIX
77 #include <time.h>
78 #endif
79 #ifdef TIMES
80 #include <sys/types.h>
81 #include <sys/times.h>
82 #endif
83
84 /* Depending on the VMS version, the tms structure is perhaps defined.
85 The __TMS macro will show if it was. If it wasn't defined, we should
86 undefine TIMES, since that tells the rest of the program how things
87 should be handled. -- Richard Levitte */
88 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS)
89 #undef TIMES
90 #endif
91
92 #ifndef TIMES
93 #include <sys/timeb.h>
94 #endif
95
96 #if defined(sun) || defined(__ultrix)
97 #define _POSIX_SOURCE
98 #include <limits.h>
99 #include <sys/param.h>
100 #endif
101
102 #include <openssl/blowfish.h>
103
104 #define BF_DEFAULT_OPTIONS
105
106 #undef BF_ENC
107 #define BF_encrypt BF_encrypt_normal
108 #undef HEADER_BF_LOCL_H
109 #include "bf_enc.c"
110
111 #define BF_PTR
112 #undef BF_PTR2
113 #undef BF_ENC
114 #undef BF_encrypt
115 #define BF_encrypt BF_encrypt_ptr
116 #undef HEADER_BF_LOCL_H
117 #include "bf_enc.c"
118
119 #undef BF_PTR
120 #define BF_PTR2
121 #undef BF_ENC
122 #undef BF_encrypt
123 #define BF_encrypt BF_encrypt_ptr2
124 #undef HEADER_BF_LOCL_H
125 #include "bf_enc.c"
126
127 /* The following if from times(3) man page. It may need to be changed */
128 #ifndef HZ
129 # ifndef CLK_TCK
130 # ifndef _BSD_CLK_TCK_ /* FreeBSD fix */
131 # define HZ 100.0
132 # else /* _BSD_CLK_TCK_ */
133 # define HZ ((double)_BSD_CLK_TCK_)
134 # endif
135 # else /* CLK_TCK */
136 # define HZ ((double)CLK_TCK)
137 # endif
138 #endif
139
140 #define BUFSIZE ((long)1024)
141 long run=0;
142
143 double Time_F(int s);
144 #ifdef SIGALRM
145 #if defined(__STDC__) || defined(sgi)
146 #define SIGRETTYPE void
147 #else
148 #define SIGRETTYPE int
149 #endif
150
151 SIGRETTYPE sig_done(int sig);
sig_done(int sig)152 SIGRETTYPE sig_done(int sig)
153 {
154 signal(SIGALRM,sig_done);
155 run=0;
156 #ifdef LINT
157 sig=sig;
158 #endif
159 }
160 #endif
161
162 #define START 0
163 #define STOP 1
164
Time_F(int s)165 double Time_F(int s)
166 {
167 double ret;
168 #ifdef TIMES
169 static struct tms tstart,tend;
170
171 if (s == START)
172 {
173 times(&tstart);
174 return(0);
175 }
176 else
177 {
178 times(&tend);
179 ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
180 return((ret == 0.0)?1e-6:ret);
181 }
182 #else /* !times() */
183 static struct timeb tstart,tend;
184 long i;
185
186 if (s == START)
187 {
188 ftime(&tstart);
189 return(0);
190 }
191 else
192 {
193 ftime(&tend);
194 i=(long)tend.millitm-(long)tstart.millitm;
195 ret=((double)(tend.time-tstart.time))+((double)i)/1000.0;
196 return((ret == 0.0)?1e-6:ret);
197 }
198 #endif
199 }
200
201 #ifdef SIGALRM
202 #define print_name(name) fprintf(stderr,"Doing %s's for 10 seconds\n",name); alarm(10);
203 #else
204 #define print_name(name) fprintf(stderr,"Doing %s %ld times\n",name,cb);
205 #endif
206
207 #define time_it(func,name,index) \
208 print_name(name); \
209 Time_F(START); \
210 for (count=0,run=1; COND(cb); count+=4) \
211 { \
212 unsigned long d[2]; \
213 func(d,&sch); \
214 func(d,&sch); \
215 func(d,&sch); \
216 func(d,&sch); \
217 } \
218 tm[index]=Time_F(STOP); \
219 fprintf(stderr,"%ld %s's in %.2f second\n",count,name,tm[index]); \
220 tm[index]=((double)COUNT(cb))/tm[index];
221
222 #define print_it(name,index) \
223 fprintf(stderr,"%s bytes per sec = %12.2f (%5.1fuS)\n",name, \
224 tm[index]*8,1.0e6/tm[index]);
225
main(int argc,char ** argv)226 int main(int argc, char **argv)
227 {
228 long count;
229 static unsigned char buf[BUFSIZE];
230 static char key[16]={ 0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,
231 0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0};
232 BF_KEY sch;
233 double d,tm[16],max=0;
234 int rank[16];
235 char *str[16];
236 int max_idx=0,i,num=0,j;
237 #ifndef SIGALARM
238 long ca,cb,cc,cd,ce;
239 #endif
240
241 for (i=0; i<12; i++)
242 {
243 tm[i]=0.0;
244 rank[i]=0;
245 }
246
247 #ifndef TIMES
248 fprintf(stderr,"To get the most accurate results, try to run this\n");
249 fprintf(stderr,"program when this computer is idle.\n");
250 #endif
251
252 BF_set_key(&sch,16,key);
253
254 #ifndef SIGALRM
255 fprintf(stderr,"First we calculate the approximate speed ...\n");
256 count=10;
257 do {
258 long i;
259 unsigned long data[2];
260
261 count*=2;
262 Time_F(START);
263 for (i=count; i; i--)
264 BF_encrypt(data,&sch);
265 d=Time_F(STOP);
266 } while (d < 3.0);
267 ca=count;
268 cb=count*3;
269 cc=count*3*8/BUFSIZE+1;
270 cd=count*8/BUFSIZE+1;
271
272 ce=count/20+1;
273 #define COND(d) (count != (d))
274 #define COUNT(d) (d)
275 #else
276 #define COND(c) (run)
277 #define COUNT(d) (count)
278 signal(SIGALRM,sig_done);
279 alarm(10);
280 #endif
281
282 time_it(BF_encrypt_normal, "BF_encrypt_normal ", 0);
283 time_it(BF_encrypt_ptr, "BF_encrypt_ptr ", 1);
284 time_it(BF_encrypt_ptr2, "BF_encrypt_ptr2 ", 2);
285 num+=3;
286
287 str[0]="<nothing>";
288 print_it("BF_encrypt_normal ",0);
289 max=tm[0];
290 max_idx=0;
291 str[1]="ptr ";
292 print_it("BF_encrypt_ptr ",1);
293 if (max < tm[1]) { max=tm[1]; max_idx=1; }
294 str[2]="ptr2 ";
295 print_it("BF_encrypt_ptr2 ",2);
296 if (max < tm[2]) { max=tm[2]; max_idx=2; }
297
298 printf("options BF ecb/s\n");
299 printf("%s %12.2f 100.0%%\n",str[max_idx],tm[max_idx]);
300 d=tm[max_idx];
301 tm[max_idx]= -2.0;
302 max= -1.0;
303 for (;;)
304 {
305 for (i=0; i<3; i++)
306 {
307 if (max < tm[i]) { max=tm[i]; j=i; }
308 }
309 if (max < 0.0) break;
310 printf("%s %12.2f %4.1f%%\n",str[j],tm[j],tm[j]/d*100.0);
311 tm[j]= -2.0;
312 max= -1.0;
313 }
314
315 switch (max_idx)
316 {
317 case 0:
318 printf("-DBF_DEFAULT_OPTIONS\n");
319 break;
320 case 1:
321 printf("-DBF_PTR\n");
322 break;
323 case 2:
324 printf("-DBF_PTR2\n");
325 break;
326 }
327 exit(0);
328 #if defined(LINT) || defined(OPENSSL_SYS_MSDOS)
329 return(0);
330 #endif
331 }
332