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