Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 | // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) /* Copyright (C) 2016-2022 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved. * * Test cases for siphash.c * * SipHash: a fast short-input PRF * https://131002.net/siphash/ * * This implementation is specifically for SipHash2-4 for a secure PRF * and HalfSipHash1-3/SipHash1-3 for an insecure PRF only suitable for * hashtables. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <kunit/test.h> #include <linux/siphash.h> #include <linux/kernel.h> #include <linux/string.h> #include <linux/errno.h> #include <linux/module.h> /* Test vectors taken from reference source available at: * https://github.com/veorq/SipHash */ static const siphash_key_t test_key_siphash = {{ 0x0706050403020100ULL, 0x0f0e0d0c0b0a0908ULL }}; static const u64 test_vectors_siphash[64] = { 0x726fdb47dd0e0e31ULL, 0x74f839c593dc67fdULL, 0x0d6c8009d9a94f5aULL, 0x85676696d7fb7e2dULL, 0xcf2794e0277187b7ULL, 0x18765564cd99a68dULL, 0xcbc9466e58fee3ceULL, 0xab0200f58b01d137ULL, 0x93f5f5799a932462ULL, 0x9e0082df0ba9e4b0ULL, 0x7a5dbbc594ddb9f3ULL, 0xf4b32f46226bada7ULL, 0x751e8fbc860ee5fbULL, 0x14ea5627c0843d90ULL, 0xf723ca908e7af2eeULL, 0xa129ca6149be45e5ULL, 0x3f2acc7f57c29bdbULL, 0x699ae9f52cbe4794ULL, 0x4bc1b3f0968dd39cULL, 0xbb6dc91da77961bdULL, 0xbed65cf21aa2ee98ULL, 0xd0f2cbb02e3b67c7ULL, 0x93536795e3a33e88ULL, 0xa80c038ccd5ccec8ULL, 0xb8ad50c6f649af94ULL, 0xbce192de8a85b8eaULL, 0x17d835b85bbb15f3ULL, 0x2f2e6163076bcfadULL, 0xde4daaaca71dc9a5ULL, 0xa6a2506687956571ULL, 0xad87a3535c49ef28ULL, 0x32d892fad841c342ULL, 0x7127512f72f27cceULL, 0xa7f32346f95978e3ULL, 0x12e0b01abb051238ULL, 0x15e034d40fa197aeULL, 0x314dffbe0815a3b4ULL, 0x027990f029623981ULL, 0xcadcd4e59ef40c4dULL, 0x9abfd8766a33735cULL, 0x0e3ea96b5304a7d0ULL, 0xad0c42d6fc585992ULL, 0x187306c89bc215a9ULL, 0xd4a60abcf3792b95ULL, 0xf935451de4f21df2ULL, 0xa9538f0419755787ULL, 0xdb9acddff56ca510ULL, 0xd06c98cd5c0975ebULL, 0xe612a3cb9ecba951ULL, 0xc766e62cfcadaf96ULL, 0xee64435a9752fe72ULL, 0xa192d576b245165aULL, 0x0a8787bf8ecb74b2ULL, 0x81b3e73d20b49b6fULL, 0x7fa8220ba3b2eceaULL, 0x245731c13ca42499ULL, 0xb78dbfaf3a8d83bdULL, 0xea1ad565322a1a0bULL, 0x60e61c23a3795013ULL, 0x6606d7e446282b93ULL, 0x6ca4ecb15c5f91e1ULL, 0x9f626da15c9625f3ULL, 0xe51b38608ef25f57ULL, 0x958a324ceb064572ULL }; #if BITS_PER_LONG == 64 static const hsiphash_key_t test_key_hsiphash = {{ 0x0706050403020100ULL, 0x0f0e0d0c0b0a0908ULL }}; static const u32 test_vectors_hsiphash[64] = { 0x050fc4dcU, 0x7d57ca93U, 0x4dc7d44dU, 0xe7ddf7fbU, 0x88d38328U, 0x49533b67U, 0xc59f22a7U, 0x9bb11140U, 0x8d299a8eU, 0x6c063de4U, 0x92ff097fU, 0xf94dc352U, 0x57b4d9a2U, 0x1229ffa7U, 0xc0f95d34U, 0x2a519956U, 0x7d908b66U, 0x63dbd80cU, 0xb473e63eU, 0x8d297d1cU, 0xa6cce040U, 0x2b45f844U, 0xa320872eU, 0xdae6c123U, 0x67349c8cU, 0x705b0979U, 0xca9913a5U, 0x4ade3b35U, 0xef6cd00dU, 0x4ab1e1f4U, 0x43c5e663U, 0x8c21d1bcU, 0x16a7b60dU, 0x7a8ff9bfU, 0x1f2a753eU, 0xbf186b91U, 0xada26206U, 0xa3c33057U, 0xae3a36a1U, 0x7b108392U, 0x99e41531U, 0x3f1ad944U, 0xc8138825U, 0xc28949a6U, 0xfaf8876bU, 0x9f042196U, 0x68b1d623U, 0x8b5114fdU, 0xdf074c46U, 0x12cc86b3U, 0x0a52098fU, 0x9d292f9aU, 0xa2f41f12U, 0x43a71ed0U, 0x73f0bce6U, 0x70a7e980U, 0x243c6d75U, 0xfdb71513U, 0xa67d8a08U, 0xb7e8f148U, 0xf7a644eeU, 0x0f1837f2U, 0x4b6694e0U, 0xb7bbb3a8U }; #else static const hsiphash_key_t test_key_hsiphash = {{ 0x03020100U, 0x07060504U }}; static const u32 test_vectors_hsiphash[64] = { 0x5814c896U, 0xe7e864caU, 0xbc4b0e30U, 0x01539939U, 0x7e059ea6U, 0x88e3d89bU, 0xa0080b65U, 0x9d38d9d6U, 0x577999b1U, 0xc839caedU, 0xe4fa32cfU, 0x959246eeU, 0x6b28096cU, 0x66dd9cd6U, 0x16658a7cU, 0xd0257b04U, 0x8b31d501U, 0x2b1cd04bU, 0x06712339U, 0x522aca67U, 0x911bb605U, 0x90a65f0eU, 0xf826ef7bU, 0x62512debU, 0x57150ad7U, 0x5d473507U, 0x1ec47442U, 0xab64afd3U, 0x0a4100d0U, 0x6d2ce652U, 0x2331b6a3U, 0x08d8791aU, 0xbc6dda8dU, 0xe0f6c934U, 0xb0652033U, 0x9b9851ccU, 0x7c46fb7fU, 0x732ba8cbU, 0xf142997aU, 0xfcc9aa1bU, 0x05327eb2U, 0xe110131cU, 0xf9e5e7c0U, 0xa7d708a6U, 0x11795ab1U, 0x65671619U, 0x9f5fff91U, 0xd89c5267U, 0x007783ebU, 0x95766243U, 0xab639262U, 0x9c7e1390U, 0xc368dda6U, 0x38ddc455U, 0xfa13d379U, 0x979ea4e8U, 0x53ecd77eU, 0x2ee80657U, 0x33dbb66aU, 0xae3f0577U, 0x88b4c4ccU, 0x3e7f480bU, 0x74c1ebf8U, 0x87178304U }; #endif #define chk(hash, vector, fmt...) \ KUNIT_EXPECT_EQ_MSG(test, hash, vector, fmt) static void siphash_test(struct kunit *test) { u8 in[64] __aligned(SIPHASH_ALIGNMENT); u8 in_unaligned[65] __aligned(SIPHASH_ALIGNMENT); u8 i; for (i = 0; i < 64; ++i) { in[i] = i; in_unaligned[i + 1] = i; chk(siphash(in, i, &test_key_siphash), test_vectors_siphash[i], "siphash self-test aligned %u: FAIL", i + 1); chk(siphash(in_unaligned + 1, i, &test_key_siphash), test_vectors_siphash[i], "siphash self-test unaligned %u: FAIL", i + 1); chk(hsiphash(in, i, &test_key_hsiphash), test_vectors_hsiphash[i], "hsiphash self-test aligned %u: FAIL", i + 1); chk(hsiphash(in_unaligned + 1, i, &test_key_hsiphash), test_vectors_hsiphash[i], "hsiphash self-test unaligned %u: FAIL", i + 1); } chk(siphash_1u64(0x0706050403020100ULL, &test_key_siphash), test_vectors_siphash[8], "siphash self-test 1u64: FAIL"); chk(siphash_2u64(0x0706050403020100ULL, 0x0f0e0d0c0b0a0908ULL, &test_key_siphash), test_vectors_siphash[16], "siphash self-test 2u64: FAIL"); chk(siphash_3u64(0x0706050403020100ULL, 0x0f0e0d0c0b0a0908ULL, 0x1716151413121110ULL, &test_key_siphash), test_vectors_siphash[24], "siphash self-test 3u64: FAIL"); chk(siphash_4u64(0x0706050403020100ULL, 0x0f0e0d0c0b0a0908ULL, 0x1716151413121110ULL, 0x1f1e1d1c1b1a1918ULL, &test_key_siphash), test_vectors_siphash[32], "siphash self-test 4u64: FAIL"); chk(siphash_1u32(0x03020100U, &test_key_siphash), test_vectors_siphash[4], "siphash self-test 1u32: FAIL"); chk(siphash_2u32(0x03020100U, 0x07060504U, &test_key_siphash), test_vectors_siphash[8], "siphash self-test 2u32: FAIL"); chk(siphash_3u32(0x03020100U, 0x07060504U, 0x0b0a0908U, &test_key_siphash), test_vectors_siphash[12], "siphash self-test 3u32: FAIL"); chk(siphash_4u32(0x03020100U, 0x07060504U, 0x0b0a0908U, 0x0f0e0d0cU, &test_key_siphash), test_vectors_siphash[16], "siphash self-test 4u32: FAIL"); chk(hsiphash_1u32(0x03020100U, &test_key_hsiphash), test_vectors_hsiphash[4], "hsiphash self-test 1u32: FAIL"); chk(hsiphash_2u32(0x03020100U, 0x07060504U, &test_key_hsiphash), test_vectors_hsiphash[8], "hsiphash self-test 2u32: FAIL"); chk(hsiphash_3u32(0x03020100U, 0x07060504U, 0x0b0a0908U, &test_key_hsiphash), test_vectors_hsiphash[12], "hsiphash self-test 3u32: FAIL"); chk(hsiphash_4u32(0x03020100U, 0x07060504U, 0x0b0a0908U, 0x0f0e0d0cU, &test_key_hsiphash), test_vectors_hsiphash[16], "hsiphash self-test 4u32: FAIL"); } static struct kunit_case siphash_test_cases[] = { KUNIT_CASE(siphash_test), {} }; static struct kunit_suite siphash_test_suite = { .name = "siphash", .test_cases = siphash_test_cases, }; kunit_test_suite(siphash_test_suite); MODULE_AUTHOR("Jason A. Donenfeld <Jason@zx2c4.com>"); MODULE_LICENSE("Dual BSD/GPL"); |