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// Copyright Joyent, Inc. and other Node contributors. // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the // "Software"), to deal in the Software without restriction, including // without limitation the rights to use, copy, modify, merge, publish, // distribute, sublicense, and/or sell copies of the Software, and to permit // persons to whom the Software is furnished to do so, subject to the // following conditions: // // The above copyright notice and this permission notice shall be included // in all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE // USE OR OTHER DEALINGS IN THE SOFTWARE. var common = require('../common'); var assert = require('assert'); try { var crypto = require('crypto'); } catch (e) { console.log('Not compiled with OpenSSL support.'); process.exit(); } crypto.DEFAULT_ENCODING = 'buffer'; function aes256(decipherFinal) { var iv = new Buffer('00000000000000000000000000000000', 'hex'); var key = new Buffer('0123456789abcdef0123456789abcdef' + '0123456789abcdef0123456789abcdef', 'hex'); function encrypt(val, pad) { var c = crypto.createCipheriv('aes256', key, iv); c.setAutoPadding(pad); return c.update(val, 'utf8', 'binary') + c.final('binary'); } function decrypt(val, pad) { var c = crypto.createDecipheriv('aes256', key, iv); c.setAutoPadding(pad); return c.update(val, 'binary', 'utf8') + c[decipherFinal]('utf8'); } // echo 0123456789abcdef0123456789abcdef \ // | openssl enc -e -aes256 -nopad -K <key> -iv <iv> \ // | openssl enc -d -aes256 -nopad -K <key> -iv <iv> var plaintext = '0123456789abcdef0123456789abcdef'; // multiple of block size var encrypted = encrypt(plaintext, false); var decrypted = decrypt(encrypted, false); assert.equal(decrypted, plaintext); // echo 0123456789abcdef0123456789abcde \ // | openssl enc -e -aes256 -K <key> -iv <iv> \ // | openssl enc -d -aes256 -K <key> -iv <iv> plaintext = '0123456789abcdef0123456789abcde'; // not a multiple encrypted = encrypt(plaintext, true); decrypted = decrypt(encrypted, true); assert.equal(decrypted, plaintext); } aes256('final'); aes256('finaltol');
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