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1 | /* |
2 | * Copyright 2017 The OpenSSL Project Authors. All Rights Reserved. | |
3 | * Copyright 2017 Ribose Inc. All Rights Reserved. | |
4 | * | |
5 | * Licensed under the OpenSSL license (the "License"). You may not use | |
6 | * this file except in compliance with the License. You can obtain a copy | |
7 | * in the file LICENSE in the source distribution or at | |
8 | * https://www.openssl.org/source/license.html | |
9 | */ | |
10 | ||
11 | /* | |
12 | * Internal tests for the SM4 module. | |
13 | */ | |
14 | ||
15 | #include <string.h> | |
16 | #include <openssl/opensslconf.h> | |
17 | #include "testutil.h" | |
18 | ||
19 | #ifndef OPENSSL_NO_SM4 | |
20 | # include "internal/sm4.h" | |
21 | ||
22 | static int test_sm4_ecb(void) | |
23 | { | |
24 | static const uint8_t k[SM4_BLOCK_SIZE] = { | |
25 | 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, | |
26 | 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 | |
27 | }; | |
28 | ||
29 | static const uint8_t input[SM4_BLOCK_SIZE] = { | |
30 | 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, | |
31 | 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 | |
32 | }; | |
33 | ||
34 | /* | |
35 | * This test vector comes from Example 1 of GB/T 32907-2016, | |
36 | * and described in Internet Draft draft-ribose-cfrg-sm4-02. | |
37 | */ | |
38 | static const uint8_t expected[SM4_BLOCK_SIZE] = { | |
39 | 0x68, 0x1e, 0xdf, 0x34, 0xd2, 0x06, 0x96, 0x5e, | |
40 | 0x86, 0xb3, 0xe9, 0x4f, 0x53, 0x6e, 0x42, 0x46 | |
41 | }; | |
42 | ||
43 | /* | |
44 | * This test vector comes from Example 2 from GB/T 32907-2016, | |
45 | * and described in Internet Draft draft-ribose-cfrg-sm4-02. | |
46 | * After 1,000,000 iterations. | |
47 | */ | |
48 | static const uint8_t expected_iter[SM4_BLOCK_SIZE] = { | |
49 | 0x59, 0x52, 0x98, 0xc7, 0xc6, 0xfd, 0x27, 0x1f, | |
50 | 0x04, 0x02, 0xf8, 0x04, 0xc3, 0x3d, 0x3f, 0x66 | |
51 | }; | |
52 | ||
53 | int i; | |
54 | SM4_KEY key; | |
55 | uint8_t block[SM4_BLOCK_SIZE]; | |
56 | ||
57 | SM4_set_key(k, &key); | |
58 | memcpy(block, input, SM4_BLOCK_SIZE); | |
59 | ||
60 | SM4_encrypt(block, block, &key); | |
61 | if (!TEST_mem_eq(block, SM4_BLOCK_SIZE, expected, SM4_BLOCK_SIZE)) | |
62 | return 0; | |
63 | ||
64 | for (i = 0; i != 999999; ++i) | |
65 | SM4_encrypt(block, block, &key); | |
66 | ||
67 | if (!TEST_mem_eq(block, SM4_BLOCK_SIZE, expected_iter, SM4_BLOCK_SIZE)) | |
68 | return 0; | |
69 | ||
70 | for (i = 0; i != 1000000; ++i) | |
71 | SM4_decrypt(block, block, &key); | |
72 | ||
73 | if (!TEST_mem_eq(block, SM4_BLOCK_SIZE, input, SM4_BLOCK_SIZE)) | |
74 | return 0; | |
75 | ||
76 | return 1; | |
77 | } | |
78 | #endif | |
79 | ||
80 | int setup_tests(void) | |
81 | { | |
82 | #ifndef OPENSSL_NO_SM4 | |
83 | ADD_TEST(test_sm4_ecb); | |
84 | #endif | |
85 | return 1; | |
86 | } |