Line data Source code
1 : /**
2 : * Copyright Notice:
3 : * Copyright 2023-2026 DMTF. All rights reserved.
4 : * License: BSD 3-Clause License. For full text see link: https://github.com/DMTF/libspdm/blob/main/LICENSE.md
5 : **/
6 :
7 : #include "internal/libspdm_crypt_lib.h"
8 : #include "internal/libspdm_common_lib.h"
9 : #include "internal/libspdm_fips_lib.h"
10 :
11 : #if LIBSPDM_FIPS_MODE
12 :
13 2 : void libspdm_fips_selftest_hmac_sha256(void *fips_selftest_context)
14 : {
15 : #if LIBSPDM_SHA256_SUPPORT
16 2 : bool result = true;
17 :
18 2 : libspdm_fips_selftest_context_t *context = fips_selftest_context;
19 2 : LIBSPDM_ASSERT(fips_selftest_context != NULL);
20 :
21 : /* any test fail cause the FIPS fail*/
22 2 : if (context->tested_algo != context->self_test_result) {
23 1 : return;
24 : }
25 :
26 : /* check if run before.*/
27 2 : if ((context->tested_algo & LIBSPDM_FIPS_SELF_TEST_HMAC_SHA256) != 0) {
28 1 : return;
29 : }
30 :
31 1 : const uint8_t key[32] = {0};
32 1 : const uint8_t msg[32] = {0};
33 :
34 : uint8_t hmac_256_result[32];
35 1 : const uint8_t hmac_sha256_answer[] = {
36 : 0x33, 0xad, 0x0a, 0x1c, 0x60, 0x7e, 0xc0, 0x3b,
37 : 0x09, 0xe6, 0xcd, 0x98, 0x93, 0x68, 0x0c, 0xe2,
38 : 0x10, 0xad, 0xf3, 0x00, 0xaa, 0x1f, 0x26, 0x60,
39 : 0xe1, 0xb2, 0x2e, 0x10, 0xf1, 0x70, 0xf9, 0x2a
40 : };
41 1 : libspdm_zero_mem(hmac_256_result, sizeof(hmac_256_result));
42 1 : result = libspdm_hmac_sha256_all(msg, sizeof(msg), key, sizeof(key), hmac_256_result);
43 1 : if (!result) {
44 0 : LIBSPDM_DEBUG((LIBSPDM_DEBUG_INFO, "gen hmac_sha256 failed \n"));
45 0 : goto update;
46 : }
47 :
48 1 : if (!libspdm_consttime_is_mem_equal(hmac_256_result, hmac_sha256_answer,
49 : sizeof(hmac_sha256_answer))) {
50 0 : LIBSPDM_DEBUG((LIBSPDM_DEBUG_INFO, "hmac_sha256 KAT failed \n"));
51 0 : result = false;
52 0 : goto update;
53 : }
54 :
55 1 : update:
56 : /* mark it as tested*/
57 1 : context->tested_algo |= LIBSPDM_FIPS_SELF_TEST_HMAC_SHA256;
58 :
59 : /* record test result*/
60 1 : if (result) {
61 1 : context->self_test_result |= LIBSPDM_FIPS_SELF_TEST_HMAC_SHA256;
62 : } else {
63 0 : context->self_test_result &= ~LIBSPDM_FIPS_SELF_TEST_HMAC_SHA256;
64 : }
65 :
66 : #endif/*LIBSPDM_SHA256_SUPPORT*/
67 : }
68 :
69 2 : void libspdm_fips_selftest_hmac_sha384(void *fips_selftest_context)
70 : {
71 : #if LIBSPDM_SHA384_SUPPORT
72 2 : bool result = true;
73 :
74 2 : libspdm_fips_selftest_context_t *context = fips_selftest_context;
75 2 : LIBSPDM_ASSERT(fips_selftest_context != NULL);
76 :
77 : /* any test fail cause the FIPS fail*/
78 2 : if (context->tested_algo != context->self_test_result) {
79 1 : return;
80 : }
81 :
82 : /* check if run before.*/
83 2 : if ((context->tested_algo & LIBSPDM_FIPS_SELF_TEST_HMAC_SHA384) != 0) {
84 1 : return;
85 : }
86 :
87 1 : const uint8_t key[32] = {0};
88 1 : const uint8_t msg[32] = {0};
89 :
90 : uint8_t hmac_384_result[48];
91 1 : const uint8_t hmac_sha384_answer[] = {
92 : 0xe6, 0x65, 0xec, 0x75, 0xdc, 0xa3, 0x23, 0xdf,
93 : 0x31, 0x80, 0x40, 0x60, 0xe1, 0xb0, 0xd8, 0x28,
94 : 0xb5, 0x0a, 0x6a, 0x8a, 0x53, 0x9c, 0xfe, 0xdd,
95 : 0x9a, 0xa0, 0x07, 0x4b, 0x5b, 0x36, 0x44, 0x5d,
96 : 0xef, 0xbc, 0x47, 0x45, 0x3d, 0xf8, 0xd0, 0xc1,
97 : 0x4b, 0x7a, 0xd2, 0x06, 0x2e, 0x7b, 0xbd, 0xb1
98 : };
99 1 : libspdm_zero_mem(hmac_384_result, sizeof(hmac_384_result));
100 1 : result = libspdm_hmac_sha384_all(msg, sizeof(msg), key, sizeof(key), hmac_384_result);
101 1 : if (!result) {
102 0 : LIBSPDM_DEBUG((LIBSPDM_DEBUG_INFO, "gen hmac_sha384 failed \n"));
103 0 : goto update;
104 : }
105 :
106 1 : if (!libspdm_consttime_is_mem_equal(hmac_384_result, hmac_sha384_answer,
107 : sizeof(hmac_sha384_answer))) {
108 0 : LIBSPDM_DEBUG((LIBSPDM_DEBUG_INFO, "hmac_sha384 KAT failed \n"));
109 0 : result = false;
110 0 : goto update;
111 : }
112 :
113 1 : update:
114 : /* mark it as tested*/
115 1 : context->tested_algo |= LIBSPDM_FIPS_SELF_TEST_HMAC_SHA384;
116 :
117 : /* record test result*/
118 1 : if (result) {
119 1 : context->self_test_result |= LIBSPDM_FIPS_SELF_TEST_HMAC_SHA384;
120 : } else {
121 0 : context->self_test_result &= ~LIBSPDM_FIPS_SELF_TEST_HMAC_SHA384;
122 : }
123 :
124 : #endif/*LIBSPDM_SHA384_SUPPORT*/
125 : }
126 :
127 2 : void libspdm_fips_selftest_hmac_sha512(void *fips_selftest_context)
128 : {
129 : #if LIBSPDM_SHA512_SUPPORT
130 2 : bool result = true;
131 :
132 2 : libspdm_fips_selftest_context_t *context = fips_selftest_context;
133 2 : LIBSPDM_ASSERT(fips_selftest_context != NULL);
134 :
135 : /* any test fail cause the FIPS fail*/
136 2 : if (context->tested_algo != context->self_test_result) {
137 1 : return;
138 : }
139 :
140 : /* check if run before.*/
141 2 : if ((context->tested_algo & LIBSPDM_FIPS_SELF_TEST_HMAC_SHA512) != 0) {
142 1 : return;
143 : }
144 :
145 1 : const uint8_t key[32] = {0};
146 1 : const uint8_t msg[32] = {0};
147 :
148 : uint8_t hmac_512_result[64];
149 1 : const uint8_t hmac_sha512_answer[] = {
150 : 0xba, 0xe4, 0x6c, 0xeb, 0xeb, 0xbb, 0x90, 0x40,
151 : 0x9a, 0xbc, 0x5a, 0xcf, 0x7a, 0xc2, 0x1f, 0xdb,
152 : 0x33, 0x9c, 0x01, 0xce, 0x15, 0x19, 0x2c, 0x52,
153 : 0xfb, 0x9e, 0x8a, 0xa1, 0x1a, 0x8d, 0xe9, 0xa4,
154 : 0xea, 0x15, 0xa0, 0x45, 0xf2, 0xbe, 0x24, 0x5f,
155 : 0xbb, 0x98, 0x91, 0x6a, 0x9a, 0xe8, 0x1b, 0x35,
156 : 0x3e, 0x33, 0xb9, 0xc4, 0x2a, 0x55, 0x38, 0x0c,
157 : 0x51, 0x58, 0x24, 0x1d, 0xae, 0xb3, 0xc6, 0xdd
158 : };
159 1 : libspdm_zero_mem(hmac_512_result, sizeof(hmac_512_result));
160 1 : result = libspdm_hmac_sha512_all(msg, sizeof(msg), key, sizeof(key), hmac_512_result);
161 1 : if (!result) {
162 0 : LIBSPDM_DEBUG((LIBSPDM_DEBUG_INFO, "gen hmac_sha512 failed \n"));
163 0 : goto update;
164 : }
165 :
166 1 : if (!libspdm_consttime_is_mem_equal(hmac_512_result, hmac_sha512_answer,
167 : sizeof(hmac_sha512_answer))) {
168 0 : LIBSPDM_DEBUG((LIBSPDM_DEBUG_INFO, "hmac_sha512 KAT failed \n"));
169 0 : result = false;
170 0 : goto update;
171 : }
172 1 : update:
173 : /* mark it as tested*/
174 1 : context->tested_algo |= LIBSPDM_FIPS_SELF_TEST_HMAC_SHA512;
175 :
176 : /* record test result*/
177 1 : if (result) {
178 1 : context->self_test_result |= LIBSPDM_FIPS_SELF_TEST_HMAC_SHA512;
179 : } else {
180 0 : context->self_test_result &= ~LIBSPDM_FIPS_SELF_TEST_HMAC_SHA512;
181 : }
182 :
183 : #endif/*LIBSPDM_SHA512_SUPPORT*/
184 : }
185 :
186 : #endif/*LIBSPDM_FIPS_MODE*/
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