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51 lines
1.5 KiB
51 lines
1.5 KiB
'use strict';
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var common = require('../common');
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var assert = require('assert');
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try {
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var crypto = require('crypto');
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} catch (e) {
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console.log('Not compiled with OPENSSL support.');
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process.exit();
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}
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assert.throws(function() {
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crypto.getDiffieHellman('unknown-group');
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});
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assert.throws(function() {
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crypto.getDiffieHellman('modp1').setPrivateKey('');
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});
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assert.throws(function() {
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crypto.getDiffieHellman('modp1').setPublicKey('');
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});
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var hashes = {
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modp1 : 'b4b330a6ffeacfbd861e7fe2135b4431',
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modp2 : '7c3c5cad8b9f378d88f1dd64a4b6413a',
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modp5 : 'b1d2acc22c542e08669a5c5ae812694d',
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modp14 : '8d041538cecc1a7d915ba4b718f8ad20',
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modp15 : 'dc3b93def24e078c4fbf92d5e14ba69b',
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modp16 : 'a273487f46f699461f613b3878d9dfd9',
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modp17 : 'dc76e09935310348c492de9bd82014d0',
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modp18 : 'db08973bfd2371758a69db180871c993'
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};
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for (var name in hashes) {
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var group = crypto.getDiffieHellman(name);
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var private_key = group.getPrime('hex');
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var hash1 = hashes[name];
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var hash2 = crypto.createHash('md5')
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.update(private_key.toUpperCase()).digest('hex');
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assert.equal(hash1, hash2);
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assert.equal(group.getGenerator('hex'), '02');
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}
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for (var name in hashes) {
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var group1 = crypto.getDiffieHellman(name);
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var group2 = crypto.getDiffieHellman(name);
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group1.generateKeys();
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group2.generateKeys();
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var key1 = group1.computeSecret(group2.getPublicKey());
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var key2 = group2.computeSecret(group1.getPublicKey());
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assert.deepEqual(key1, key2);
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}
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