1 /* SPDX-License-Identifier: BSD-2-Clause */
2 /*******************************************************************************
3 * Copyright 2017-2018, Fraunhofer SIT sponsored by Infineon Technologies AG
4 * All rights reserved.
5 *******************************************************************************/
6
7 #ifdef HAVE_CONFIG_H
8 #include <config.h>
9 #endif
10
11 #include <stdlib.h>
12
13 #include "tss2_esys.h"
14
15 #include "esys_iutil.h"
16 #include "test-esapi.h"
17 #define LOGMODULE test
18 #include "util/log.h"
19 #include "util/aux_util.h"
20
21 /** Test the ESAPI functions related to TPM locks.
22 *
23 *\b Note: platform authorization needed.
24 *
25 * Tested ESAPI commands:
26 * - Esys_DictionaryAttackLockReset() (M)
27 * - Esys_DictionaryAttackParameters() (M)
28 * - Esys_NV_GlobalWriteLock() (O)
29 *
30 * @param[in,out] esys_context The ESYS_CONTEXT.
31 * @retval EXIT_FAILURE
32 * @retval EXIT_SKIP
33 * @retval EXIT_SUCCESS
34 */
35
36 int
test_esys_lock(ESYS_CONTEXT * esys_context)37 test_esys_lock(ESYS_CONTEXT * esys_context)
38 {
39 TSS2_RC r;
40 int failure_return = EXIT_FAILURE;
41
42 r = Esys_DictionaryAttackLockReset(
43 esys_context,
44 ESYS_TR_RH_LOCKOUT,
45 ESYS_TR_PASSWORD,
46 ESYS_TR_NONE,
47 ESYS_TR_NONE);
48 goto_if_error(r, "Error: DictionaryAttackLockReset", error);
49
50 UINT32 newMaxTries = 3;
51 UINT32 newRecoveryTime = 3600;
52 UINT32 lockoutRecovery = 1000;
53
54 r = Esys_DictionaryAttackParameters(esys_context, ESYS_TR_RH_LOCKOUT,
55 ESYS_TR_PASSWORD, ESYS_TR_NONE,
56 ESYS_TR_NONE,
57 newMaxTries, newRecoveryTime,
58 lockoutRecovery);
59 goto_if_error(r, "Error: DictionaryAttackParameters", error);
60
61 r = Esys_NV_GlobalWriteLock(esys_context, ESYS_TR_RH_PLATFORM,
62 ESYS_TR_PASSWORD, ESYS_TR_NONE, ESYS_TR_NONE);
63
64 if ((r == TPM2_RC_COMMAND_CODE) ||
65 (r == (TPM2_RC_COMMAND_CODE | TSS2_RESMGR_RC_LAYER)) ||
66 (r == (TPM2_RC_COMMAND_CODE | TSS2_RESMGR_TPM_RC_LAYER))) {
67 LOG_WARNING("Command TPM2_NV_GlobalWriteLock not supported by TPM.");
68 failure_return = EXIT_SKIP;
69 goto error;
70 }
71
72 if ((r & ~TPM2_RC_N_MASK) == TPM2_RC_BAD_AUTH) {
73 /* Platform authorization not possible test will be skipped */
74 LOG_WARNING("Platform authorization not possible.");
75 return EXIT_SKIP;
76 }
77 goto_if_error(r, "Error: NV_GlobalWriteLock", error);
78
79 return EXIT_SUCCESS;
80
81 error:
82 return failure_return;
83 }
84
85 int
test_invoke_esapi(ESYS_CONTEXT * esys_context)86 test_invoke_esapi(ESYS_CONTEXT * esys_context) {
87 return test_esys_lock(esys_context);
88 }
89