test/lib/test_crypt.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (c) 2021 Steffen Jaeckel
   4  *
   5  * Unit test for crypt-style password hashing
   6  */
   7
   8 #include <test/lib.h>
   9 #include <test/test.h>
  10 #include <test/ut.h>
  11
  12 #include <crypt.h>
  13
  14 /**
  15  * lib_crypt() - unit test for crypt-style password hashing
  16  *
  17  * @uts:        unit test state
  18  * Return:      0 = success, 1 = failure
  19  */
  20 static int lib_crypt(struct unit_test_state *uts)
  21 {
  22         int equals = 0;
  23         int err;
  24
  25         err = crypt_compare("", "password", &equals);
  26         ut_assertf(err != 0, "crypt_compare successful but should not\n");
  27         ut_assertf(equals != 1,
  28                    "crypt_compare password hash matched but should not\n");
  29
  30         if (IS_ENABLED(CONFIG_CRYPT_PW_SHA256)) {
  31                 err = crypt_compare("$5$", "password", &equals);
  32                 ut_assertf(err == 0, "crypt-sha256 not successful\n");
  33                 ut_assertf(
  34                         equals != 1,
  35                         "crypt-sha256 password hash matched but should not\n");
  36
  37                 err = crypt_compare(
  38                         "$5$rounds=640000$TM4lL4zXDG7F4aRX$JM7a9wmvodnA0WasjTztj6mxg.KVuk6doQ/eBhdcapB",
  39                         "password", &equals);
  40                 ut_assertf(err == 0, "crypt-sha256 failed: %d\n", err);
  41                 ut_assertf(equals == 1,
  42                            "crypt-sha256 password hash didn't match\n");
  43         }
  44         equals = 0;
  45         if (IS_ENABLED(CONFIG_CRYPT_PW_SHA512)) {
  46                 err = crypt_compare("$6$", "password", &equals);
  47                 ut_assertf(err == 0, "crypt-sha512 not successful\n");
  48                 ut_assertf(
  49                         equals != 1,
  50                         "crypt-sha512 password hash matched but should not\n");
  51
  52                 err = crypt_compare(
  53                         "$6$rounds=640000$fCTP1F0N5JLq2eND$z5EzK5KZJA9JnOaj5d1Gg/2v6VqFOQJ3bVekWuCPauabutBt/8qzV1exJnytUyhbq3H0bSBXtodwNbtGEi/Tm/",
  54                         "password", &equals);
  55                 ut_assertf(err == 0, "crypt-sha512 failed: %d\n", err);
  56                 ut_assertf(equals == 1,
  57                            "crypt-sha512 password hash didn't match\n");
  58         }
  59
  60         return CMD_RET_SUCCESS;
  61 }
  62
  63 LIB_TEST(lib_crypt, 0);