secure/lib/libcipher/test/speedcrypt.c

   1 #include <sys/types.h>
   2 #include <sys/time.h>
   3 #include <sys/resource.h>
   4 #include <signal.h>
   5 #include <stdio.h>
   6
   7 int             keep_going, count, alternate, seconds;
   8 struct rusage   prior, now;
   9
  10 void
  11 finish()
  12 {
  13         keep_going = 0;
  14 }
  15
  16
  17 main(int argc, char *argv[])
  18 {
  19         struct itimerval itv;
  20         u_long          msecs, key1[8], key2[8];
  21         char            *k1, *k2;
  22
  23         if (argc < 2 || sscanf(argv[1], "%d", &seconds) != 1)
  24                 seconds = 20;
  25
  26         if (argc < 3 || sscanf(argv[2], "%d", &alternate) != 1)
  27                 alternate = 0;
  28
  29         printf ("Running crypt%s for %d seconds of vtime...\n",
  30                 alternate ? " with alternate keys" : "", seconds);
  31
  32         bzero(&itv, sizeof (itv));
  33         signal (SIGVTALRM, finish);
  34         itv.it_value.tv_sec = seconds;
  35         itv.it_value.tv_usec = 0;
  36         setitimer(ITIMER_VIRTUAL, &itv, NULL);
  37
  38         keep_going = 1;
  39         if (getrusage(0, &prior) < 0) {
  40                 perror("getrusage");
  41                 exit(1);
  42         }
  43
  44         k1 = (char *) key1;
  45         k2 = (char *) key2;
  46         strcpy(k1, "fredfredfredfredfred");
  47         strcpy(k2, "joejoejoejoejoejoejo");
  48
  49         if (alternate)
  50                 for (count = 0; keep_going; count++)
  51                 {
  52 #if defined(LONGCRYPT)
  53                         crypt((count & 1) ? k1 : k2, "_ara.X...");
  54 #else
  55                         crypt((count & 1) ? k1 : k2, "eek");
  56 #endif
  57                 }
  58         else
  59                 for (count = 0; keep_going; count++)
  60                 {
  61 #if defined(LONGCRYPT)
  62                         crypt(k1, "_ara.X...");
  63 #else
  64                         crypt(k1, "eek");
  65 #endif
  66                 }
  67
  68         if (getrusage(0, &now) < 0) {
  69                 perror("getrusage");
  70                 exit(1);
  71         }
  72         msecs = (now.ru_utime.tv_sec - prior.ru_utime.tv_sec) * 1000
  73               + (now.ru_utime.tv_usec - prior.ru_utime.tv_usec) / 1000;
  74         printf ("\tDid %d crypt()s per second.\n", 1000 * count / msecs);
  75         exit(0);
  76 }