Mercurial > projects > dcrypt
annotate dcrypt/crypto/hashes/SHA224.d @ 6:5cb17e09d685
Minor edits to the unittests of hash functions and ciphers. Added AES and test vectors.
| author | Thomas Dixon <reikon@reikon.us> |
|---|---|
| date | Sat, 16 Aug 2008 22:43:22 -0400 |
| parents | a5789a7b3b3b |
| children | 4589f8c5eb3c |
| 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.SHA224; | |
| 10 | |
| 11 import dcrypt.crypto.hashes.SHA256; | |
| 12 | |
|
6
5cb17e09d685
Minor edits to the unittests of hash functions and ciphers. Added AES and test vectors.
Thomas Dixon <reikon@reikon.us>
parents:
3
diff
changeset
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13 /** |
|
5cb17e09d685
Minor edits to the unittests of hash functions and ciphers. Added AES and test vectors.
Thomas Dixon <reikon@reikon.us>
parents:
3
diff
changeset
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14 * Implementation of the US NSA's SHA-224. |
|
5cb17e09d685
Minor edits to the unittests of hash functions and ciphers. Added AES and test vectors.
Thomas Dixon <reikon@reikon.us>
parents:
3
diff
changeset
|
15 * |
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5cb17e09d685
Minor edits to the unittests of hash functions and ciphers. Added AES and test vectors.
Thomas Dixon <reikon@reikon.us>
parents:
3
diff
changeset
|
16 * Conforms: FIPS-180-2 |
|
5cb17e09d685
Minor edits to the unittests of hash functions and ciphers. Added AES and test vectors.
Thomas Dixon <reikon@reikon.us>
parents:
3
diff
changeset
|
17 * References: http://csrc.nist.gov/publications/fips/fips180-2/FIPS180-2_changenotice.pdf |
|
5cb17e09d685
Minor edits to the unittests of hash functions and ciphers. Added AES and test vectors.
Thomas Dixon <reikon@reikon.us>
parents:
3
diff
changeset
|
18 */ |
| 0 | 19 class SHA224 : SHA256 { |
| 20 this (void[] input_=null) { | |
| 21 reset(); | |
| 22 super(input_); | |
| 23 } | |
| 24 | |
| 25 uint digestSize() { | |
| 26 return 28; | |
| 27 } | |
| 28 | |
| 29 char[] name() { | |
| 30 return "SHA224"; | |
| 31 } | |
| 32 | |
| 33 ubyte[] digest() { | |
| 34 padMessage(MODE_SHA); | |
| 35 | |
| 36 ubyte[] result = new ubyte[digestSize]; | |
| 37 | |
| 38 Util.uintToUbytesBig(h0, result, 0); | |
| 39 Util.uintToUbytesBig(h1, result, 4); | |
| 40 Util.uintToUbytesBig(h2, result, 8); | |
| 41 Util.uintToUbytesBig(h3, result, 12); | |
| 42 Util.uintToUbytesBig(h4, result, 16); | |
| 43 Util.uintToUbytesBig(h5, result, 20); | |
| 44 Util.uintToUbytesBig(h6, result, 24); | |
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Added copy() to hash functions. Modified some code style.
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45 |
| 0 | 46 reset(); |
| 47 return result; | |
| 48 } | |
| 49 | |
| 50 void reset() { | |
| 51 super.reset(); | |
| 52 h0 = 0xc1059ed8u; | |
| 53 h1 = 0x367cd507u; | |
| 54 h2 = 0x3070dd17u; | |
| 55 h3 = 0xf70e5939u; | |
| 56 h4 = 0xffc00b31u; | |
| 57 h5 = 0x68581511u; | |
| 58 h6 = 0x64f98fa7u; | |
| 59 h7 = 0xbefa4fa4u; | |
| 60 } | |
| 61 | |
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Added copy() to hash functions. Modified some code style.
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62 SHA224 copy() { |
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Added copy() to hash functions. Modified some code style.
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63 SHA224 h = new SHA224(buffer[0..index]); |
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a5789a7b3b3b
Fixed error in hash copy() functions where I forgot to copy the length of the message. Now, twice as jank! =)
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64 h.bytes = bytes; |
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65 h.h0 = h0; |
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66 h.h1 = h1; |
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67 h.h2 = h2; |
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68 h.h3 = h3; |
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Added copy() to hash functions. Modified some code style.
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parents:
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69 h.h4 = h4; |
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Added copy() to hash functions. Modified some code style.
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parents:
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70 h.h5 = h5; |
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71aae178f89a
Added copy() to hash functions. Modified some code style.
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71 h.h6 = h6; |
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71aae178f89a
Added copy() to hash functions. Modified some code style.
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parents:
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72 h.h7 = h7; |
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71aae178f89a
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73 return h; |
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71aae178f89a
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74 } |
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75 |
| 0 | 76 version (UnitTest) { |
| 77 unittest { | |
| 78 static const char[][] test_inputs = [ | |
| 79 "", | |
| 80 "abc", | |
| 81 "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", | |
| 82 "a" | |
| 83 ]; | |
| 84 | |
| 85 static const int[] test_repeat = [ | |
| 86 1, 1, 1, 1000000 | |
| 87 ]; | |
| 88 | |
| 89 static const char[][] test_results = [ | |
| 90 "d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f", | |
| 91 "23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7", | |
| 92 "75388b16512776cc5dba5da1fd890150b0c6455cb4f58b1952522525", | |
| 93 "20794655980c91d8bbb4c1ea97618a4bf03f42581948b2ee4ee7ad67" | |
| 94 ]; | |
| 95 | |
| 96 SHA224 h = new SHA224(); | |
| 97 foreach (uint i, char[] input; test_inputs) { | |
| 98 for (int j = 0; j < test_repeat[i]; j++) | |
| 99 h.update(input); | |
| 100 char[] digest = h.hexDigest(); | |
| 101 assert(digest == test_results[i], | |
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Added copy() to hash functions. Modified some code style.
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parents:
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102 h.name~": ("~digest~") != ("~test_results[i]~")"); |
| 0 | 103 } |
| 104 } | |
| 105 } | |
| 106 } |