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qr4y.com
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server
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delivery
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node_modules
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node-forge
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lib
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/var/www/qr4y.com/server/delivery/node_modules/node-forge/lib
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aes.js
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aesCipherSuites.js
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asn1-validator.js
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asn1.js
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baseN.js
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cipher.js
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cipherModes.js
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des.js
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ed25519.js
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forge.js
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form.js
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hmac.js
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http.js
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index.all.js
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index.js
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jsbn.js
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kem.js
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log.js
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md.all.js
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md.js
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md5.js
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mgf.js
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mgf1.js
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oids.js
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pbe.js
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pbkdf2.js
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pem.js
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pkcs1.js
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pkcs7.js
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pkcs7asn1.js
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pkcs12.js
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pki.js
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prime.js
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prime.worker.js
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prng.js
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pss.js
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random.js
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rc2.js
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rsa.js
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sha1.js
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sha256.js
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sha512.js
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socket.js
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ssh.js
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tls.js
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tlssocket.js
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util.js
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x509.js
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xhr.js
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Edit:
/var/www/qr4y.com/server/delivery/node_modules/node-forge/lib/prime.worker.js
(4804B)
/** * RSA Key Generation Worker. * * @author Dave Longley * * Copyright (c) 2013 Digital Bazaar, Inc. */ // worker is built using CommonJS syntax to include all code in one worker file //importScripts('jsbn.js'); var forge = require('./forge'); require('./jsbn'); // prime constants var LOW_PRIMES = [2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97,101,103,107,109,113,127,131,137,139,149,151,157,163,167,173,179,181,191,193,197,199,211,223,227,229,233,239,241,251,257,263,269,271,277,281,283,293,307,311,313,317,331,337,347,349,353,359,367,373,379,383,389,397,401,409,419,421,431,433,439,443,449,457,461,463,467,479,487,491,499,503,509,521,523,541,547,557,563,569,571,577,587,593,599,601,607,613,617,619,631,641,643,647,653,659,661,673,677,683,691,701,709,719,727,733,739,743,751,757,761,769,773,787,797,809,811,821,823,827,829,839,853,857,859,863,877,881,883,887,907,911,919,929,937,941,947,953,967,971,977,983,991,997]; var LP_LIMIT = (1 << 26) / LOW_PRIMES[LOW_PRIMES.length - 1]; var BigInteger = forge.jsbn.BigInteger; var BIG_TWO = new BigInteger(null); BIG_TWO.fromInt(2); self.addEventListener('message', function(e) { var result = findPrime(e.data); self.postMessage(result); }); // start receiving ranges to check self.postMessage({found: false}); // primes are 30k+i for i = 1, 7, 11, 13, 17, 19, 23, 29 var GCD_30_DELTA = [6, 4, 2, 4, 2, 4, 6, 2]; function findPrime(data) { // TODO: abstract based on data.algorithm (PRIMEINC vs. others) // create BigInteger from given random bytes var num = new BigInteger(data.hex, 16); /* Note: All primes are of the form 30k+i for i < 30 and gcd(30, i)=1. The number we are given is always aligned at 30k + 1. Each time the number is determined not to be prime we add to get to the next 'i', eg: if the number was at 30k + 1 we add 6. */ var deltaIdx = 0; // find nearest prime var workLoad = data.workLoad; for(var i = 0; i < workLoad; ++i) { // do primality test if(isProbablePrime(num)) { return {found: true, prime: num.toString(16)}; } // get next potential prime num.dAddOffset(GCD_30_DELTA[deltaIdx++ % 8], 0); } return {found: false}; } function isProbablePrime(n) { // divide by low primes, ignore even checks, etc (n alread aligned properly) var i = 1; while(i < LOW_PRIMES.length) { var m = LOW_PRIMES[i]; var j = i + 1; while(j < LOW_PRIMES.length && m < LP_LIMIT) { m *= LOW_PRIMES[j++]; } m = n.modInt(m); while(i < j) { if(m % LOW_PRIMES[i++] === 0) { return false; } } } return runMillerRabin(n); } // HAC 4.24, Miller-Rabin function runMillerRabin(n) { // n1 = n - 1 var n1 = n.subtract(BigInteger.ONE); // get s and d such that n1 = 2^s * d var s = n1.getLowestSetBit(); if(s <= 0) { return false; } var d = n1.shiftRight(s); var k = _getMillerRabinTests(n.bitLength()); var prng = getPrng(); var a; for(var i = 0; i < k; ++i) { // select witness 'a' at random from between 1 and n - 1 do { a = new BigInteger(n.bitLength(), prng); } while(a.compareTo(BigInteger.ONE) <= 0 || a.compareTo(n1) >= 0); /* See if 'a' is a composite witness. */ // x = a^d mod n var x = a.modPow(d, n); // probably prime if(x.compareTo(BigInteger.ONE) === 0 || x.compareTo(n1) === 0) { continue; } var j = s; while(--j) { // x = x^2 mod a x = x.modPowInt(2, n); // 'n' is composite because no previous x == -1 mod n if(x.compareTo(BigInteger.ONE) === 0) { return false; } // x == -1 mod n, so probably prime if(x.compareTo(n1) === 0) { break; } } // 'x' is first_x^(n1/2) and is not +/- 1, so 'n' is not prime if(j === 0) { return false; } } return true; } // get pseudo random number generator function getPrng() { // create prng with api that matches BigInteger secure random return { // x is an array to fill with bytes nextBytes: function(x) { for(var i = 0; i < x.length; ++i) { x[i] = Math.floor(Math.random() * 0xFF); } } }; } /** * Returns the required number of Miller-Rabin tests to generate a * prime with an error probability of (1/2)^80. * * See Handbook of Applied Cryptography Chapter 4, Table 4.4. * * @param bits the bit size. * * @return the required number of iterations. */ function _getMillerRabinTests(bits) { if(bits <= 100) return 27; if(bits <= 150) return 18; if(bits <= 200) return 15; if(bits <= 250) return 12; if(bits <= 300) return 9; if(bits <= 350) return 8; if(bits <= 400) return 7; if(bits <= 500) return 6; if(bits <= 600) return 5; if(bits <= 800) return 4; if(bits <= 1250) return 3; return 2; }
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