OLD | NEW |
1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 part of crypto; | 5 part of crypto; |
6 | 6 |
7 // The MD5 hasher is used to compute an MD5 message digest. | 7 /** |
8 class _MD5 extends _HashBase implements MD5 { | 8 * MD5 hash function implementation. |
9 _MD5() : super(16, 4, false) { | 9 * |
| 10 * WARNING: MD5 has known collisions and should only be used when |
| 11 * required for backwards compatibility. |
| 12 */ |
| 13 class MD5 extends _HashBase { |
| 14 MD5() : super(16, 4, false) { |
10 _h[0] = 0x67452301; | 15 _h[0] = 0x67452301; |
11 _h[1] = 0xefcdab89; | 16 _h[1] = 0xefcdab89; |
12 _h[2] = 0x98badcfe; | 17 _h[2] = 0x98badcfe; |
13 _h[3] = 0x10325476; | 18 _h[3] = 0x10325476; |
14 } | 19 } |
15 | 20 |
16 // Returns a new instance of this Hash. | 21 // Returns a new instance of this Hash. |
17 MD5 newInstance() { | 22 MD5 newInstance() { |
18 return new MD5(); | 23 return new MD5(); |
19 } | 24 } |
(...skipping 53 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
73 _r[i])); | 78 _r[i])); |
74 a = temp; | 79 a = temp; |
75 } | 80 } |
76 | 81 |
77 _h[0] = _add32(a, _h[0]); | 82 _h[0] = _add32(a, _h[0]); |
78 _h[1] = _add32(b, _h[1]); | 83 _h[1] = _add32(b, _h[1]); |
79 _h[2] = _add32(c, _h[2]); | 84 _h[2] = _add32(c, _h[2]); |
80 _h[3] = _add32(d, _h[3]); | 85 _h[3] = _add32(d, _h[3]); |
81 } | 86 } |
82 } | 87 } |
OLD | NEW |