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Side by Side Diff: sdk/lib/crypto/sha1.dart

Issue 11612020: Revert "Switch libraries to using new tags." (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 8 years ago
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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 dart.crypto;
6
7 // The SHA1 hasher is used to compute an SHA1 message digest. 5 // The SHA1 hasher is used to compute an SHA1 message digest.
8 class _SHA1 extends _HashBase implements SHA1 { 6 class _SHA1 extends _HashBase implements SHA1 {
9 // Construct a SHA1 hasher object. 7 // Construct a SHA1 hasher object.
10 _SHA1() : _w = new List(80), super(16, 5, true) { 8 _SHA1() : _w = new List(80), super(16, 5, true) {
11 _h[0] = 0x67452301; 9 _h[0] = 0x67452301;
12 _h[1] = 0xEFCDAB89; 10 _h[1] = 0xEFCDAB89;
13 _h[2] = 0x98BADCFE; 11 _h[2] = 0x98BADCFE;
14 _h[3] = 0x10325476; 12 _h[3] = 0x10325476;
15 _h[4] = 0xC3D2E1F0; 13 _h[4] = 0xC3D2E1F0;
16 } 14 }
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58 56
59 _h[0] = _add32(a, _h[0]); 57 _h[0] = _add32(a, _h[0]);
60 _h[1] = _add32(b, _h[1]); 58 _h[1] = _add32(b, _h[1]);
61 _h[2] = _add32(c, _h[2]); 59 _h[2] = _add32(c, _h[2]);
62 _h[3] = _add32(d, _h[3]); 60 _h[3] = _add32(d, _h[3]);
63 _h[4] = _add32(e, _h[4]); 61 _h[4] = _add32(e, _h[4]);
64 } 62 }
65 63
66 List<int> _w; 64 List<int> _w;
67 } 65 }
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