1  #include <crypt.h>
       2  #include <stdio.h>
       3  #include <string.h>
       4  
       5  static const struct
       6  {
       7    const char *salt;
       8    const char *input;
       9    const char *expected;
      10  } tests[] =
      11  {
      12    { "$5$saltstring", "Hello world!",
      13      "$5$saltstring$5B8vYYiY.CVt1RlTTf8KbXBH3hsxY/GNooZaBBGWEc5" },
      14    { "$5$rounds=10000$saltstringsaltstring", "Hello world!",
      15      "$5$rounds=10000$saltstringsaltst$3xv.VbSHBb41AL9AvLeujZkZRBAwqFMz2."
      16      "opqey6IcA" },
      17    { "$5$rounds=5000$toolongsaltstring", "This is just a test",
      18      "$5$rounds=5000$toolongsaltstrin$Un/5jzAHMgOGZ5.mWJpuVolil07guHPvOW8"
      19      "mGRcvxa5" },
      20    { "$5$rounds=1400$anotherlongsaltstring",
      21      "a very much longer text to encrypt.  This one even stretches over more"
      22      "than one line.",
      23      "$5$rounds=1400$anotherlongsalts$Rx.j8H.h8HjEDGomFU8bDkXm3XIUnzyxf12"
      24      "oP84Bnq1" },
      25    { "$5$rounds=77777$short",
      26      "we have a short salt string but not a short password",
      27      "$5$rounds=77777$short$JiO1O3ZpDAxGJeaDIuqCoEFysAe1mZNJRs3pw0KQRd/" },
      28    { "$5$rounds=123456$asaltof16chars..", "a short string",
      29      "$5$rounds=123456$asaltof16chars..$gP3VQ/6X7UUEW3HkBn2w1/Ptq2jxPyzV/"
      30      "cZKmF/wJvD" },
      31    { "$5$rounds=10$roundstoolow", "the minimum number is still observed",
      32      "$5$rounds=1000$roundstoolow$yfvwcWrQ8l/K0DAWyuPMDNHpIVlTQebY9l/gL97"
      33      "2bIC" },
      34  };
      35  #define ntests (sizeof (tests) / sizeof (tests[0]))
      36  
      37  
      38  
      39  static int
      40  do_test (void)
      41  {
      42    int result = 0;
      43    int i;
      44  
      45    for (i = 0; i < ntests; ++i)
      46      {
      47        char *cp = crypt (tests[i].input, tests[i].salt);
      48  
      49        if (strcmp (cp, tests[i].expected) != 0)
      50  	{
      51  	  printf ("test %d: expected \"%s\", got \"%s\"\n",
      52  		  i, tests[i].expected, cp);
      53  	  result = 1;
      54  	}
      55      }
      56  
      57    return result;
      58  }
      59  
      60  #define TEST_FUNCTION do_test ()
      61  #include "../test-skeleton.c"