Mercurial > projects > dcrypt
annotate dcrypt/crypto/hashes/SHA384.d @ 27:8b5eaf3c2979
Fixed error in hash message padding reported by Glenn Haecker.
| author | Thomas Dixon <reikon@reikon.us> |
|---|---|
| date | Sat, 09 May 2009 23:29:20 -0400 |
| parents | 176c933827a8 |
| children | ad687db713a4 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * This file is part of the dcrypt project. | |
| 3 * | |
| 4 * Copyright: Copyright (C) dcrypt contributors 2008. All rights reserved. | |
| 5 * License: MIT | |
| 6 * Authors: Thomas Dixon | |
| 7 */ | |
| 8 | |
| 9 module dcrypt.crypto.hashes.SHA384; | |
| 10 | |
| 11 import dcrypt.crypto.hashes.SHA512; | |
| 12 | |
|
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13 /** |
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14 * Implementation of the US NSA's SHA-384. |
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15 * |
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16 * Conforms: FIPS-180-2 |
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17 * References: http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf |
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18 */ |
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19 class SHA384 : SHA512 |
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20 { |
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21 this (void[] input_=null) |
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22 { |
| 0 | 23 reset(); |
| 24 super(input_); | |
| 25 } | |
| 26 | |
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27 uint digestSize() |
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28 { |
| 0 | 29 return 48; |
| 30 } | |
| 31 | |
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32 char[] name() |
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33 { |
| 0 | 34 return "SHA384"; |
| 35 } | |
| 36 | |
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37 ubyte[] digest() |
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38 { |
| 0 | 39 padMessage(MODE_SHA); |
| 40 ubyte[] result = new ubyte[digestSize]; | |
| 41 | |
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42 result[0..8] = ByteConverter.BigEndian.from!(ulong)(h0); |
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4589f8c5eb3c
Replaced dcrypt.crypto.Util with dcrypt.misc.Bitwise and dcrypt.misc.ByteConverter. Altered all dependent files to reflect changes.
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43 result[8..16] = ByteConverter.BigEndian.from!(ulong)(h1); |
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4589f8c5eb3c
Replaced dcrypt.crypto.Util with dcrypt.misc.Bitwise and dcrypt.misc.ByteConverter. Altered all dependent files to reflect changes.
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parents:
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44 result[16..24] = ByteConverter.BigEndian.from!(ulong)(h2); |
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4589f8c5eb3c
Replaced dcrypt.crypto.Util with dcrypt.misc.Bitwise and dcrypt.misc.ByteConverter. Altered all dependent files to reflect changes.
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parents:
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45 result[24..32] = ByteConverter.BigEndian.from!(ulong)(h3); |
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4589f8c5eb3c
Replaced dcrypt.crypto.Util with dcrypt.misc.Bitwise and dcrypt.misc.ByteConverter. Altered all dependent files to reflect changes.
Thomas Dixon <reikon@reikon.us>
parents:
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46 result[32..40] = ByteConverter.BigEndian.from!(ulong)(h4); |
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4589f8c5eb3c
Replaced dcrypt.crypto.Util with dcrypt.misc.Bitwise and dcrypt.misc.ByteConverter. Altered all dependent files to reflect changes.
Thomas Dixon <reikon@reikon.us>
parents:
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47 result[40..48] = ByteConverter.BigEndian.from!(ulong)(h5); |
| 0 | 48 |
| 49 reset(); | |
| 50 return result; | |
| 51 } | |
| 52 | |
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53 void reset() |
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54 { |
| 0 | 55 super.reset(); |
| 56 h0 = 0xcbbb9d5dc1059ed8u, | |
| 57 h1 = 0x629a292a367cd507u, | |
| 58 h2 = 0x9159015a3070dd17u, | |
| 59 h3 = 0x152fecd8f70e5939u, | |
| 60 h4 = 0x67332667ffc00b31u, | |
| 61 h5 = 0x8eb44a8768581511u, | |
| 62 h6 = 0xdb0c2e0d64f98fa7u, | |
| 63 h7 = 0x47b5481dbefa4fa4u; | |
| 64 } | |
| 65 | |
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66 SHA384 copy() |
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67 { |
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68 SHA384 h = new SHA384(buffer[0..index]); |
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Fixed error in hash copy() functions where I forgot to copy the length of the message. Now, twice as jank! =)
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69 h.bytes = bytes; |
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70 h.h0 = h0; |
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71 h.h1 = h1; |
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72 h.h2 = h2; |
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73 h.h3 = h3; |
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74 h.h4 = h4; |
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75 h.h5 = h5; |
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76 h.h6 = h6; |
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77 h.h7 = h7; |
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78 return h; |
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79 } |
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80 |
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81 debug (UnitTest) |
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82 { |
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83 unittest |
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84 { |
| 0 | 85 static const char[][] test_inputs = [ |
| 86 "", | |
| 87 "abc", | |
| 88 "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"~ | |
| 89 "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu", | |
| 90 "a" | |
| 91 ]; | |
| 92 | |
| 93 static const int[] test_repeat = [ | |
| 94 1, 1, 1, 1000000 | |
| 95 ]; | |
| 96 | |
| 97 static const char[][] test_results = [ | |
| 98 "38b060a751ac96384cd9327eb1b1e36a21fdb71114be0743"~ | |
| 99 "4c0cc7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b", | |
| 100 | |
| 101 "cb00753f45a35e8bb5a03d699ac65007272c32ab0eded163"~ | |
| 102 "1a8b605a43ff5bed8086072ba1e7cc2358baeca134c825a7", | |
| 103 | |
| 104 "09330c33f71147e83d192fc782cd1b4753111b173b3b05d2"~ | |
| 105 "2fa08086e3b0f712fcc7c71a557e2db966c3e9fa91746039", | |
| 106 | |
| 107 "9d0e1809716474cb086e834e310a4a1ced149e9c00f24852"~ | |
| 108 "7972cec5704c2a5b07b8b3dc38ecc4ebae97ddd87f3d8985" | |
| 109 ]; | |
| 110 | |
| 111 SHA384 h = new SHA384(); | |
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112 foreach (uint i, char[] input; test_inputs) |
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113 { |
| 0 | 114 for (int j = 0; j < test_repeat[i]; j++) |
| 115 h.update(input); | |
| 116 char[] digest = h.hexDigest(); | |
| 117 assert(digest == test_results[i], | |
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118 h.name~": ("~digest~") != ("~test_results[i]~")"); |
| 0 | 119 } |
| 120 } | |
| 121 } | |
| 122 } |