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40 lines
1.4 KiB
40 lines
1.4 KiB
10 years ago
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/*
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This file is part of ethereum.js.
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ethereum.js is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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ethereum.js is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file sha3.js
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* @author Marek Kotewicz <marek@ethdev.com>
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* @date 2015
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*/
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var utils = require('./utils');
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var sha3 = require('crypto-js/sha3');
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module.exports = function (str, isNew) {
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if (str.substr(0, 2) === '0x' && !isNew) {
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console.warn('requirement of using web3.fromAscii before sha3 is deprecated');
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console.warn('new usage: \'web3.sha3("hello")\'');
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console.warn('see https://github.com/ethereum/web3.js/pull/205');
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console.warn('if you need to hash hex value, you can do \'sha3("0xfff", true)\'');
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str = utils.toAscii(str);
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}
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return sha3(str, {
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outputLength: 256
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}).toString();
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};
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