speed.c 8.7 KB

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  1. /* crypto/des/speed.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. /* 11-Sep-92 Andrew Daviel Support for Silicon Graphics IRIX added */
  59. /* 06-Apr-92 Luke Brennan Support for VMS and add extra signal calls */
  60. #if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC))
  61. #define TIMES
  62. #endif
  63. #include <stdio.h>
  64. #include <openssl/e_os2.h>
  65. #include OPENSSL_UNISTD_IO
  66. OPENSSL_DECLARE_EXIT
  67. #include <signal.h>
  68. #ifndef _IRIX
  69. #include <time.h>
  70. #endif
  71. #ifdef TIMES
  72. #include <sys/types.h>
  73. #include <sys/times.h>
  74. #endif
  75. /* Depending on the VMS version, the tms structure is perhaps defined.
  76. The __TMS macro will show if it was. If it wasn't defined, we should
  77. undefine TIMES, since that tells the rest of the program how things
  78. should be handled. -- Richard Levitte */
  79. #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS)
  80. #undef TIMES
  81. #endif
  82. #ifndef TIMES
  83. #include <sys/timeb.h>
  84. #endif
  85. #if defined(sun) || defined(__ultrix)
  86. #define _POSIX_SOURCE
  87. #include <limits.h>
  88. #include <sys/param.h>
  89. #endif
  90. #include <openssl/des.h>
  91. /* The following if from times(3) man page. It may need to be changed */
  92. #ifndef HZ
  93. # ifndef CLK_TCK
  94. # ifndef _BSD_CLK_TCK_ /* FreeBSD fix */
  95. # define HZ 100.0
  96. # else /* _BSD_CLK_TCK_ */
  97. # define HZ ((double)_BSD_CLK_TCK_)
  98. # endif
  99. # else /* CLK_TCK */
  100. # define HZ ((double)CLK_TCK)
  101. # endif
  102. #endif
  103. #define BUFSIZE ((long)1024)
  104. long run=0;
  105. double Time_F(int s);
  106. #ifdef SIGALRM
  107. #if defined(__STDC__) || defined(sgi) || defined(_AIX)
  108. #define SIGRETTYPE void
  109. #else
  110. #define SIGRETTYPE int
  111. #endif
  112. SIGRETTYPE sig_done(int sig);
  113. SIGRETTYPE sig_done(int sig)
  114. {
  115. signal(SIGALRM,sig_done);
  116. run=0;
  117. #ifdef LINT
  118. sig=sig;
  119. #endif
  120. }
  121. #endif
  122. #define START 0
  123. #define STOP 1
  124. double Time_F(int s)
  125. {
  126. double ret;
  127. #ifdef TIMES
  128. static struct tms tstart,tend;
  129. if (s == START)
  130. {
  131. times(&tstart);
  132. return(0);
  133. }
  134. else
  135. {
  136. times(&tend);
  137. ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
  138. return((ret == 0.0)?1e-6:ret);
  139. }
  140. #else /* !times() */
  141. static struct timeb tstart,tend;
  142. long i;
  143. if (s == START)
  144. {
  145. ftime(&tstart);
  146. return(0);
  147. }
  148. else
  149. {
  150. ftime(&tend);
  151. i=(long)tend.millitm-(long)tstart.millitm;
  152. ret=((double)(tend.time-tstart.time))+((double)i)/1e3;
  153. return((ret == 0.0)?1e-6:ret);
  154. }
  155. #endif
  156. }
  157. int main(int argc, char **argv)
  158. {
  159. long count;
  160. static unsigned char buf[BUFSIZE];
  161. static des_cblock key ={0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0};
  162. static des_cblock key2={0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12};
  163. static des_cblock key3={0x56,0x78,0x9a,0xbc,0xde,0xf0,0x12,0x34};
  164. des_key_schedule sch,sch2,sch3;
  165. double a,b,c,d,e;
  166. #ifndef SIGALRM
  167. long ca,cb,cc,cd,ce;
  168. #endif
  169. #ifndef TIMES
  170. printf("To get the most accurate results, try to run this\n");
  171. printf("program when this computer is idle.\n");
  172. #endif
  173. des_set_key_unchecked(&key2,sch2);
  174. des_set_key_unchecked(&key3,sch3);
  175. #ifndef SIGALRM
  176. printf("First we calculate the approximate speed ...\n");
  177. des_set_key_unchecked(&key,sch);
  178. count=10;
  179. do {
  180. long i;
  181. DES_LONG data[2];
  182. count*=2;
  183. Time_F(START);
  184. for (i=count; i; i--)
  185. des_encrypt(data,&(sch[0]),DES_ENCRYPT);
  186. d=Time_F(STOP);
  187. } while (d < 3.0);
  188. ca=count;
  189. cb=count*3;
  190. cc=count*3*8/BUFSIZE+1;
  191. cd=count*8/BUFSIZE+1;
  192. ce=count/20+1;
  193. printf("Doing set_key %ld times\n",ca);
  194. #define COND(d) (count != (d))
  195. #define COUNT(d) (d)
  196. #else
  197. #define COND(c) (run)
  198. #define COUNT(d) (count)
  199. signal(SIGALRM,sig_done);
  200. printf("Doing set_key for 10 seconds\n");
  201. alarm(10);
  202. #endif
  203. Time_F(START);
  204. for (count=0,run=1; COND(ca); count++)
  205. des_set_key_unchecked(&key,sch);
  206. d=Time_F(STOP);
  207. printf("%ld set_key's in %.2f seconds\n",count,d);
  208. a=((double)COUNT(ca))/d;
  209. #ifdef SIGALRM
  210. printf("Doing des_encrypt's for 10 seconds\n");
  211. alarm(10);
  212. #else
  213. printf("Doing des_encrypt %ld times\n",cb);
  214. #endif
  215. Time_F(START);
  216. for (count=0,run=1; COND(cb); count++)
  217. {
  218. DES_LONG data[2];
  219. des_encrypt(data,&(sch[0]),DES_ENCRYPT);
  220. }
  221. d=Time_F(STOP);
  222. printf("%ld des_encrypt's in %.2f second\n",count,d);
  223. b=((double)COUNT(cb)*8)/d;
  224. #ifdef SIGALRM
  225. printf("Doing des_cbc_encrypt on %ld byte blocks for 10 seconds\n",
  226. BUFSIZE);
  227. alarm(10);
  228. #else
  229. printf("Doing des_cbc_encrypt %ld times on %ld byte blocks\n",cc,
  230. BUFSIZE);
  231. #endif
  232. Time_F(START);
  233. for (count=0,run=1; COND(cc); count++)
  234. des_ncbc_encrypt(buf,buf,BUFSIZE,&(sch[0]),
  235. &key,DES_ENCRYPT);
  236. d=Time_F(STOP);
  237. printf("%ld des_cbc_encrypt's of %ld byte blocks in %.2f second\n",
  238. count,BUFSIZE,d);
  239. c=((double)COUNT(cc)*BUFSIZE)/d;
  240. #ifdef SIGALRM
  241. printf("Doing des_ede_cbc_encrypt on %ld byte blocks for 10 seconds\n",
  242. BUFSIZE);
  243. alarm(10);
  244. #else
  245. printf("Doing des_ede_cbc_encrypt %ld times on %ld byte blocks\n",cd,
  246. BUFSIZE);
  247. #endif
  248. Time_F(START);
  249. for (count=0,run=1; COND(cd); count++)
  250. des_ede3_cbc_encrypt(buf,buf,BUFSIZE,
  251. &(sch[0]),
  252. &(sch2[0]),
  253. &(sch3[0]),
  254. &key,
  255. DES_ENCRYPT);
  256. d=Time_F(STOP);
  257. printf("%ld des_ede_cbc_encrypt's of %ld byte blocks in %.2f second\n",
  258. count,BUFSIZE,d);
  259. d=((double)COUNT(cd)*BUFSIZE)/d;
  260. #ifdef SIGALRM
  261. printf("Doing crypt for 10 seconds\n");
  262. alarm(10);
  263. #else
  264. printf("Doing crypt %ld times\n",ce);
  265. #endif
  266. Time_F(START);
  267. for (count=0,run=1; COND(ce); count++)
  268. crypt("testing1","ef");
  269. e=Time_F(STOP);
  270. printf("%ld crypts in %.2f second\n",count,e);
  271. e=((double)COUNT(ce))/e;
  272. printf("set_key per sec = %12.2f (%9.3fuS)\n",a,1.0e6/a);
  273. printf("DES raw ecb bytes per sec = %12.2f (%9.3fuS)\n",b,8.0e6/b);
  274. printf("DES cbc bytes per sec = %12.2f (%9.3fuS)\n",c,8.0e6/c);
  275. printf("DES ede cbc bytes per sec = %12.2f (%9.3fuS)\n",d,8.0e6/d);
  276. printf("crypt per sec = %12.2f (%9.3fuS)\n",e,1.0e6/e);
  277. exit(0);
  278. #if defined(LINT) || defined(OPENSSL_SYS_MSDOS)
  279. return(0);
  280. #endif
  281. }