xref: /openbmc/qemu/tests/unit/test-crypto-hmac.c (revision 7d87775f) 
1 /*
2  * QEMU Crypto hmac algorithms tests
3  *
4  * Copyright (c) 2016 HUAWEI TECHNOLOGIES CO., LTD.
5  *
6  * Authors:
7  *    Longpeng(Mike) <longpeng2@huawei.com>
8  *
9  * This work is licensed under the terms of the GNU GPL, version 2 or
10  * (at your option) any later version.  See the COPYING file in the
11  * top-level directory.
12  *
13  */
14 
15 #include "qemu/osdep.h"
16 #include "crypto/init.h"
17 #include "crypto/hmac.h"
18 
19 #define INPUT_TEXT1 "ABCDEFGHIJKLMNOPQRSTUVWXY"
20 #define INPUT_TEXT2 "Zabcdefghijklmnopqrstuvwx"
21 #define INPUT_TEXT3 "yz0123456789"
22 #define INPUT_TEXT INPUT_TEXT1 \
23               INPUT_TEXT2 \
24               INPUT_TEXT3
25 
26 #define KEY "monkey monkey monkey monkey"
27 
28 typedef struct QCryptoHmacTestData QCryptoHmacTestData;
29 struct QCryptoHmacTestData {
30     QCryptoHashAlgo alg;
31     const char *hex_digest;
32 };
33 
34 static QCryptoHmacTestData test_data[] = {
35     {
36         .alg = QCRYPTO_HASH_ALGO_MD5,
37         .hex_digest =
38             "ede9cb83679ba82d88fbeae865b3f8fc",
39     },
40     {
41         .alg = QCRYPTO_HASH_ALGO_SHA1,
42         .hex_digest =
43             "c7b5a631e3aac975c4ededfcd346e469"
44             "dbc5f2d1",
45     },
46     {
47         .alg = QCRYPTO_HASH_ALGO_SHA224,
48         .hex_digest =
49             "5f768179dbb29ca722875d0f461a2e2f"
50             "597d0210340a84df1a8e9c63",
51     },
52     {
53         .alg = QCRYPTO_HASH_ALGO_SHA256,
54         .hex_digest =
55             "3798f363c57afa6edaffe39016ca7bad"
56             "efd1e670afb0e3987194307dec3197db",
57     },
58     {
59         .alg = QCRYPTO_HASH_ALGO_SHA384,
60         .hex_digest =
61             "d218680a6032d33dccd9882d6a6a7164"
62             "64f26623be257a9b2919b185294f4a49"
63             "9e54b190bfd6bc5cedd2cd05c7e65e82",
64     },
65     {
66         .alg = QCRYPTO_HASH_ALGO_SHA512,
67         .hex_digest =
68             "835a4f5b3750b4c1fccfa88da2f746a4"
69             "900160c9f18964309bb736c13b59491b"
70             "8e32d37b724cc5aebb0f554c6338a3b5"
71             "94c4ba26862b2dadb59b7ede1d08d53e",
72     },
73     {
74         .alg = QCRYPTO_HASH_ALGO_RIPEMD160,
75         .hex_digest =
76             "94964ed4c1155b62b668c241d67279e5"
77             "8a711676",
78     },
79 #ifdef CONFIG_CRYPTO_SM3
80     {
81         .alg = QCRYPTO_HASH_ALGO_SM3,
82         .hex_digest =
83             "760e3799332bc913819b930085360ddb"
84     "c05529261313d5b15b75bab4fd7ae91e",
85     },
86 #endif
87 };
88 
89 static const char hex[] = "0123456789abcdef";
90 
91 static void test_hmac_alloc(void)
92 {
93     size_t i;
94 
95     for (i = 0; i < G_N_ELEMENTS(test_data); i++) {
96         QCryptoHmacTestData *data = &test_data[i];
97         QCryptoHmac *hmac = NULL;
98         uint8_t *result = NULL;
99         size_t resultlen = 0;
100         const char *exp_output = NULL;
101         int ret;
102         size_t j;
103 
104         if (!qcrypto_hmac_supports(data->alg)) {
105             return;
106         }
107 
108         exp_output = data->hex_digest;
109 
110         hmac = qcrypto_hmac_new(data->alg, (const uint8_t *)KEY,
111                                 strlen(KEY), &error_fatal);
112         g_assert(hmac != NULL);
113 
114         ret = qcrypto_hmac_bytes(hmac, (const char *)INPUT_TEXT,
115                                  strlen(INPUT_TEXT), &result,
116                                  &resultlen, &error_fatal);
117         g_assert(ret == 0);
118 
119         for (j = 0; j < resultlen; j++) {
120             g_assert(exp_output[j * 2] == hex[(result[j] >> 4) & 0xf]);
121             g_assert(exp_output[j * 2 + 1] == hex[result[j] & 0xf]);
122         }
123 
124         qcrypto_hmac_free(hmac);
125 
126         g_free(result);
127     }
128 }
129 
130 static void test_hmac_prealloc(void)
131 {
132     size_t i;
133 
134     for (i = 0; i < G_N_ELEMENTS(test_data); i++) {
135         QCryptoHmacTestData *data = &test_data[i];
136         QCryptoHmac *hmac = NULL;
137         uint8_t *result = NULL, *origresult = NULL;
138         size_t resultlen = 0;
139         const char *exp_output = NULL;
140         int ret;
141         size_t j;
142 
143         if (!qcrypto_hmac_supports(data->alg)) {
144             return;
145         }
146 
147         exp_output = data->hex_digest;
148 
149         resultlen = strlen(exp_output) / 2;
150         origresult = result = g_new0(uint8_t, resultlen);
151 
152         hmac = qcrypto_hmac_new(data->alg, (const uint8_t *)KEY,
153                                 strlen(KEY), &error_fatal);
154         g_assert(hmac != NULL);
155 
156         ret = qcrypto_hmac_bytes(hmac, (const char *)INPUT_TEXT,
157                                  strlen(INPUT_TEXT), &result,
158                                  &resultlen, &error_fatal);
159         g_assert(ret == 0);
160         /* Validate that our pre-allocated pointer was not replaced */
161         g_assert(result == origresult);
162 
163         exp_output = data->hex_digest;
164         for (j = 0; j < resultlen; j++) {
165             g_assert(exp_output[j * 2] == hex[(result[j] >> 4) & 0xf]);
166             g_assert(exp_output[j * 2 + 1] == hex[result[j] & 0xf]);
167         }
168 
169         qcrypto_hmac_free(hmac);
170 
171         g_free(result);
172     }
173 }
174 
175 static void test_hmac_iov(void)
176 {
177     size_t i;
178 
179     for (i = 0; i < G_N_ELEMENTS(test_data); i++) {
180         QCryptoHmacTestData *data = &test_data[i];
181         QCryptoHmac *hmac = NULL;
182         uint8_t *result = NULL;
183         size_t resultlen = 0;
184         const char *exp_output = NULL;
185         int ret;
186         size_t j;
187         struct iovec iov[3] = {
188             { .iov_base = (char *)INPUT_TEXT1, .iov_len = strlen(INPUT_TEXT1) },
189             { .iov_base = (char *)INPUT_TEXT2, .iov_len = strlen(INPUT_TEXT2) },
190             { .iov_base = (char *)INPUT_TEXT3, .iov_len = strlen(INPUT_TEXT3) },
191         };
192 
193         if (!qcrypto_hmac_supports(data->alg)) {
194             return;
195         }
196 
197         exp_output = data->hex_digest;
198 
199         hmac = qcrypto_hmac_new(data->alg, (const uint8_t *)KEY,
200                                 strlen(KEY), &error_fatal);
201         g_assert(hmac != NULL);
202 
203         ret = qcrypto_hmac_bytesv(hmac, iov, 3, &result,
204                                   &resultlen, &error_fatal);
205         g_assert(ret == 0);
206 
207         for (j = 0; j < resultlen; j++) {
208             g_assert(exp_output[j * 2] == hex[(result[j] >> 4) & 0xf]);
209             g_assert(exp_output[j * 2 + 1] == hex[result[j] & 0xf]);
210         }
211 
212         qcrypto_hmac_free(hmac);
213 
214         g_free(result);
215     }
216 }
217 
218 static void test_hmac_digest(void)
219 {
220     size_t i;
221 
222     for (i = 0; i < G_N_ELEMENTS(test_data); i++) {
223         QCryptoHmacTestData *data = &test_data[i];
224         QCryptoHmac *hmac = NULL;
225         uint8_t *result = NULL;
226         const char *exp_output = NULL;
227         int ret;
228 
229         if (!qcrypto_hmac_supports(data->alg)) {
230             return;
231         }
232 
233         exp_output = data->hex_digest;
234 
235         hmac = qcrypto_hmac_new(data->alg, (const uint8_t *)KEY,
236                                 strlen(KEY), &error_fatal);
237         g_assert(hmac != NULL);
238 
239         ret = qcrypto_hmac_digest(hmac, (const char *)INPUT_TEXT,
240                                   strlen(INPUT_TEXT), (char **)&result,
241                                   &error_fatal);
242         g_assert(ret == 0);
243 
244         g_assert_cmpstr((const char *)result, ==, exp_output);
245 
246         qcrypto_hmac_free(hmac);
247 
248         g_free(result);
249     }
250 }
251 
252 int main(int argc, char **argv)
253 {
254     g_test_init(&argc, &argv, NULL);
255 
256     g_assert(qcrypto_init(NULL) == 0);
257 
258     g_test_add_func("/crypto/hmac/iov", test_hmac_iov);
259     g_test_add_func("/crypto/hmac/alloc", test_hmac_alloc);
260     g_test_add_func("/crypto/hmac/prealloc", test_hmac_prealloc);
261     g_test_add_func("/crypto/hmac/digest", test_hmac_digest);
262 
263     return g_test_run();
264 }
265