| // Copyright 2014 The Closure Library Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS-IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| /** |
| * @fileoverview SHA-384 cryptographic hash. |
| * |
| * Usage: |
| * var sha384 = new goog.crypt.Sha384(); |
| * sha384.update(bytes); |
| * var hash = sha384.digest(); |
| * |
| * @author fy@google.com (Frank Yellin) |
| */ |
| |
| goog.provide('goog.crypt.Sha384'); |
| |
| goog.require('goog.crypt.Sha2_64bit'); |
| |
| |
| |
| /** |
| * Constructs a SHA-384 cryptographic hash. |
| * |
| * @constructor |
| * @extends {goog.crypt.Sha2_64bit} |
| * @final |
| * @struct |
| */ |
| goog.crypt.Sha384 = function() { |
| goog.crypt.Sha384.base(this, 'constructor', 6 /* numHashBlocks */, |
| goog.crypt.Sha384.INIT_HASH_BLOCK_); |
| }; |
| goog.inherits(goog.crypt.Sha384, goog.crypt.Sha2_64bit); |
| |
| |
| /** @private {!Array<number>} */ |
| goog.crypt.Sha384.INIT_HASH_BLOCK_ = [ |
| // Section 5.3.4 of |
| // csrc.nist.gov/publications/fips/fips180-4/fips-180-4.pdf |
| 0xcbbb9d5d, 0xc1059ed8, // H0 |
| 0x629a292a, 0x367cd507, // H1 |
| 0x9159015a, 0x3070dd17, // H2 |
| 0x152fecd8, 0xf70e5939, // H3 |
| 0x67332667, 0xffc00b31, // H4 |
| 0x8eb44a87, 0x68581511, // H5 |
| 0xdb0c2e0d, 0x64f98fa7, // H6 |
| 0x47b5481d, 0xbefa4fa4 // H7 |
| ]; |