rc5speed.c 7.7 KB

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  1. /* crypto/rc5/rc5speed.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)) && !defined(OPENSSL_SYS_MACOSX)
  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. #ifndef OPENSSL_SYS_NETWARE
  68. #include <signal.h>
  69. #endif
  70. #ifndef _IRIX
  71. #include <time.h>
  72. #endif
  73. #ifdef TIMES
  74. #include <sys/types.h>
  75. #include <sys/times.h>
  76. #endif
  77. /* Depending on the VMS version, the tms structure is perhaps defined.
  78. The __TMS macro will show if it was. If it wasn't defined, we should
  79. undefine TIMES, since that tells the rest of the program how things
  80. should be handled. -- Richard Levitte */
  81. #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS)
  82. #undef TIMES
  83. #endif
  84. #ifndef TIMES
  85. #include <sys/timeb.h>
  86. #endif
  87. #if defined(sun) || defined(__ultrix)
  88. #define _POSIX_SOURCE
  89. #include <limits.h>
  90. #include <sys/param.h>
  91. #endif
  92. #include <openssl/rc5.h>
  93. /* The following if from times(3) man page. It may need to be changed */
  94. #ifndef HZ
  95. #ifndef CLK_TCK
  96. #define HZ 100.0
  97. #else /* CLK_TCK */
  98. #define HZ ((double)CLK_TCK)
  99. #endif
  100. #endif
  101. #define BUFSIZE ((long)1024)
  102. long run=0;
  103. double Time_F(int s);
  104. #ifdef SIGALRM
  105. #if defined(__STDC__) || defined(sgi) || defined(_AIX)
  106. #define SIGRETTYPE void
  107. #else
  108. #define SIGRETTYPE int
  109. #endif
  110. SIGRETTYPE sig_done(int sig);
  111. SIGRETTYPE sig_done(int sig)
  112. {
  113. signal(SIGALRM,sig_done);
  114. run=0;
  115. #ifdef LINT
  116. sig=sig;
  117. #endif
  118. }
  119. #endif
  120. #define START 0
  121. #define STOP 1
  122. double Time_F(int s)
  123. {
  124. double ret;
  125. #ifdef TIMES
  126. static struct tms tstart,tend;
  127. if (s == START)
  128. {
  129. times(&tstart);
  130. return(0);
  131. }
  132. else
  133. {
  134. times(&tend);
  135. ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
  136. return((ret == 0.0)?1e-6:ret);
  137. }
  138. #else /* !times() */
  139. static struct timeb tstart,tend;
  140. long i;
  141. if (s == START)
  142. {
  143. ftime(&tstart);
  144. return(0);
  145. }
  146. else
  147. {
  148. ftime(&tend);
  149. i=(long)tend.millitm-(long)tstart.millitm;
  150. ret=((double)(tend.time-tstart.time))+((double)i)/1e3;
  151. return((ret == 0.0)?1e-6:ret);
  152. }
  153. #endif
  154. }
  155. int main(int argc, char **argv)
  156. {
  157. long count;
  158. static unsigned char buf[BUFSIZE];
  159. static unsigned char key[] ={
  160. 0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0,
  161. 0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10,
  162. };
  163. RC5_32_KEY sch;
  164. double a,b,c,d;
  165. #ifndef SIGALRM
  166. long ca,cb,cc;
  167. #endif
  168. #ifndef TIMES
  169. printf("To get the most accurate results, try to run this\n");
  170. printf("program when this computer is idle.\n");
  171. #endif
  172. #ifndef SIGALRM
  173. printf("First we calculate the approximate speed ...\n");
  174. RC5_32_set_key(&sch,16,key,12);
  175. count=10;
  176. do {
  177. long i;
  178. unsigned long data[2];
  179. count*=2;
  180. Time_F(START);
  181. for (i=count; i; i--)
  182. RC5_32_encrypt(data,&sch);
  183. d=Time_F(STOP);
  184. } while (d < 3.0);
  185. ca=count/512;
  186. cb=count;
  187. cc=count*8/BUFSIZE+1;
  188. printf("Doing RC5_32_set_key %ld times\n",ca);
  189. #define COND(d) (count != (d))
  190. #define COUNT(d) (d)
  191. #else
  192. #define COND(c) (run)
  193. #define COUNT(d) (count)
  194. signal(SIGALRM,sig_done);
  195. printf("Doing RC5_32_set_key for 10 seconds\n");
  196. alarm(10);
  197. #endif
  198. Time_F(START);
  199. for (count=0,run=1; COND(ca); count+=4)
  200. {
  201. RC5_32_set_key(&sch,16,key,12);
  202. RC5_32_set_key(&sch,16,key,12);
  203. RC5_32_set_key(&sch,16,key,12);
  204. RC5_32_set_key(&sch,16,key,12);
  205. }
  206. d=Time_F(STOP);
  207. printf("%ld RC5_32_set_key's in %.2f seconds\n",count,d);
  208. a=((double)COUNT(ca))/d;
  209. #ifdef SIGALRM
  210. printf("Doing RC5_32_encrypt's for 10 seconds\n");
  211. alarm(10);
  212. #else
  213. printf("Doing RC5_32_encrypt %ld times\n",cb);
  214. #endif
  215. Time_F(START);
  216. for (count=0,run=1; COND(cb); count+=4)
  217. {
  218. unsigned long data[2];
  219. RC5_32_encrypt(data,&sch);
  220. RC5_32_encrypt(data,&sch);
  221. RC5_32_encrypt(data,&sch);
  222. RC5_32_encrypt(data,&sch);
  223. }
  224. d=Time_F(STOP);
  225. printf("%ld RC5_32_encrypt's in %.2f second\n",count,d);
  226. b=((double)COUNT(cb)*8)/d;
  227. #ifdef SIGALRM
  228. printf("Doing RC5_32_cbc_encrypt on %ld byte blocks for 10 seconds\n",
  229. BUFSIZE);
  230. alarm(10);
  231. #else
  232. printf("Doing RC5_32_cbc_encrypt %ld times on %ld byte blocks\n",cc,
  233. BUFSIZE);
  234. #endif
  235. Time_F(START);
  236. for (count=0,run=1; COND(cc); count++)
  237. RC5_32_cbc_encrypt(buf,buf,BUFSIZE,&sch,
  238. &(key[0]),RC5_ENCRYPT);
  239. d=Time_F(STOP);
  240. printf("%ld RC5_32_cbc_encrypt's of %ld byte blocks in %.2f second\n",
  241. count,BUFSIZE,d);
  242. c=((double)COUNT(cc)*BUFSIZE)/d;
  243. printf("RC5_32/12/16 set_key per sec = %12.2f (%9.3fuS)\n",a,1.0e6/a);
  244. printf("RC5_32/12/16 raw ecb bytes per sec = %12.2f (%9.3fuS)\n",b,8.0e6/b);
  245. printf("RC5_32/12/16 cbc bytes per sec = %12.2f (%9.3fuS)\n",c,8.0e6/c);
  246. exit(0);
  247. #if defined(LINT) || defined(OPENSSL_SYS_MSDOS)
  248. return(0);
  249. #endif
  250. }