| // 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(); |
| } |
| |
| assert.throws(function() { |
| crypto.getDiffieHellman('unknown-group'); |
| }); |
| assert.throws(function() { |
| crypto.getDiffieHellman('modp1').setPrivateKey(''); |
| }); |
| assert.throws(function() { |
| crypto.getDiffieHellman('modp1').setPublicKey(''); |
| }); |
| |
| var hashes = { |
| modp1 : "b4b330a6ffeacfbd861e7fe2135b4431", |
| modp2 : "7c3c5cad8b9f378d88f1dd64a4b6413a", |
| modp5 : "b1d2acc22c542e08669a5c5ae812694d", |
| modp14 : "8d041538cecc1a7d915ba4b718f8ad20", |
| modp15 : "dc3b93def24e078c4fbf92d5e14ba69b", |
| modp16 : "a273487f46f699461f613b3878d9dfd9", |
| modp17 : "dc76e09935310348c492de9bd82014d0", |
| modp18 : "db08973bfd2371758a69db180871c993" |
| } |
| |
| for (var name in hashes) { |
| var group = crypto.getDiffieHellman(name); |
| var private_key = group.getPrime('hex'); |
| var hash1 = hashes[name]; |
| var hash2 = crypto.createHash('md5').update(private_key.toUpperCase()).digest('hex'); |
| assert.equal(hash1, hash2); |
| assert.equal(group.getGenerator('hex'), '02'); |
| } |
| |
| for (var name in hashes) { |
| var group1 = crypto.getDiffieHellman(name); |
| var group2 = crypto.getDiffieHellman(name); |
| group1.generateKeys(); |
| group2.generateKeys(); |
| var key1 = group1.computeSecret(group2.getPublicKey()); |
| var key2 = group2.computeSecret(group1.getPublicKey()); |
| assert.deepEqual(key1, key2); |
| } |