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 function Esys_ClockSet and Esys_ReadClock.
22 *
23 *\b Note: platform authorization needed.
24 *
25 * Tested ESAPI commands:
26 * - Esys_ClockRateAdjust() (M)
27 * - Esys_ClockSet() (M)
28 * - Esys_ReadClock() (M)
29 *
30 * @param[in,out] esys_context The ESYS_CONTEXT.
31 * @retval EXIT_FAILURE
32 * @retval EXIT_SKIP
33 * @retval EXIT_SUCCESS
34 */
35 int
test_esys_clockset(ESYS_CONTEXT * esys_context)36 test_esys_clockset(ESYS_CONTEXT * esys_context)
37 {
38
39 TSS2_RC r;
40 int failure_return = EXIT_FAILURE;
41
42 ESYS_TR auth_handle = ESYS_TR_RH_OWNER;
43 TPMS_TIME_INFO *currentTime;
44
45 r = Esys_ReadClock(esys_context,
46 ESYS_TR_NONE,
47 ESYS_TR_NONE,
48 ESYS_TR_NONE,
49 ¤tTime);
50 goto_if_error(r, "Error: ReadClock", error);
51
52 UINT64 newTime = currentTime->clockInfo.clock + 010000;
53
54 r = Esys_ClockSet(esys_context,
55 auth_handle,
56 ESYS_TR_PASSWORD,
57 ESYS_TR_NONE,
58 ESYS_TR_NONE,
59 newTime
60 );
61
62 if ((r & ~TPM2_RC_N_MASK) == TPM2_RC_BAD_AUTH) {
63 /* Platform authorization not possible test will be skipped */
64 LOG_WARNING("Platform authorization not possible.");
65 failure_return = EXIT_SKIP;
66 goto error;
67 }
68
69 goto_if_error(r, "Error: ClockSet", error);
70
71 r = Esys_ClockRateAdjust(esys_context,
72 auth_handle,
73 ESYS_TR_PASSWORD,
74 ESYS_TR_NONE,
75 ESYS_TR_NONE,
76 TPM2_CLOCK_MEDIUM_FASTER);
77 goto_if_error(r, "Error: ClockRateAdjust", error);
78
79 r = Esys_ClockRateAdjust(esys_context,
80 auth_handle,
81 ESYS_TR_PASSWORD,
82 ESYS_TR_NONE,
83 ESYS_TR_NONE,
84 TPM2_CLOCK_MEDIUM_SLOWER);
85 goto_if_error(r, "Error: ClockRateAdjust", error);
86
87
88 return EXIT_SUCCESS;
89
90 error:
91 return failure_return;
92 }
93
94 int
test_invoke_esapi(ESYS_CONTEXT * esys_context)95 test_invoke_esapi(ESYS_CONTEXT * esys_context) {
96 return test_esys_clockset(esys_context);
97 }
98