1  #include <string.h>
       2  #include "md5.h"
       3  
       4  static const struct
       5  {
       6    const char *input;
       7    const char result[16];
       8  } tests[] =
       9    {
      10      { "",
      11        "\xd4\x1d\x8c\xd9\x8f\x00\xb2\x04\xe9\x80\x09\x98\xec\xf8\x42\x7e" },
      12      { "a",
      13        "\x0c\xc1\x75\xb9\xc0\xf1\xb6\xa8\x31\xc3\x99\xe2\x69\x77\x26\x61" },
      14      { "abc",
      15        "\x90\x01\x50\x98\x3c\xd2\x4f\xb0\xd6\x96\x3f\x7d\x28\xe1\x7f\x72" },
      16      { "message digest",
      17        "\xf9\x6b\x69\x7d\x7c\xb7\x93\x8d\x52\x5a\x2f\x31\xaa\xf1\x61\xd0" },
      18      { "abcdefghijklmnopqrstuvwxyz",
      19        "\xc3\xfc\xd3\xd7\x61\x92\xe4\x00\x7d\xfb\x49\x6c\xca\x67\xe1\x3b" },
      20      { "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
      21        "\xd1\x74\xab\x98\xd2\x77\xd9\xf5\xa5\x61\x1c\x2c\x9f\x41\x9d\x9f" },
      22      { "123456789012345678901234567890123456789012345678901234567890"
      23        "12345678901234567890",
      24        "\x57\xed\xf4\xa2\x2b\xe3\xc9\x55\xac\x49\xda\x2e\x21\x07\xb6\x7a" }
      25    };
      26  
      27  
      28  int
      29  main (int argc, char *argv[])
      30  {
      31    struct md5_ctx ctx;
      32    char sum[16];
      33    int result = 0;
      34    int cnt;
      35  
      36    for (cnt = 0; cnt < (int) (sizeof (tests) / sizeof (tests[0])); ++cnt)
      37      {
      38        int i;
      39  
      40        __md5_init_ctx (&ctx);
      41        __md5_process_bytes (tests[cnt].input, strlen (tests[cnt].input), &ctx);
      42        __md5_finish_ctx (&ctx, sum);
      43        result |= memcmp (tests[cnt].result, sum, 16);
      44  
      45        __md5_init_ctx (&ctx);
      46        for (i = 0; tests[cnt].input[i] != '\0'; ++i)
      47  	__md5_process_bytes (&tests[cnt].input[i], 1, &ctx);
      48        __md5_finish_ctx (&ctx, sum);
      49        result |= memcmp (tests[cnt].result, sum, 16);
      50      }
      51  
      52    return result;
      53  }