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// Copyright 2012 The Closure Library Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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//      http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS-IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/**
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 * @fileoverview SHA-224 cryptographic hash.
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 *
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 * Usage:
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 *   var sha224 = new goog.crypt.Sha224();
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 *   sha224.update(bytes);
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 *   var hash = sha224.digest();
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 *
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 */
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goog.provide('goog.crypt.Sha224');
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goog.require('goog.crypt.Sha2');
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/**
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 * SHA-224 cryptographic hash constructor.
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 *
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 * @constructor
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 * @extends {goog.crypt.Sha2}
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 * @final
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 * @struct
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 */
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goog.crypt.Sha224 = function() {
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  goog.crypt.Sha224.base(
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      this, 'constructor', 7, goog.crypt.Sha224.INIT_HASH_BLOCK_);
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};
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goog.inherits(goog.crypt.Sha224, goog.crypt.Sha2);
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/** @private {!Array<number>} */
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goog.crypt.Sha224.INIT_HASH_BLOCK_ = [
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  0xc1059ed8, 0x367cd507, 0x3070dd17, 0xf70e5939, 0xffc00b31, 0x68581511,
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  0x64f98fa7, 0xbefa4fa4
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];
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