1 files changed, 0 insertions, 164 deletions
diff --git a/node_modules/diffie-hellman/lib/dh.js b/node_modules/diffie-hellman/lib/dh.js
deleted file mode 100644
index 0650f65..0000000
--- a/node_modules/diffie-hellman/lib/dh.js
+++ /dev/null
@@ -1,164 +0,0 @@
-var BN = require('bn.js');
-var MillerRabin = require('miller-rabin');
-var millerRabin = new MillerRabin();
-var TWENTYFOUR = new BN(24);
-var ELEVEN = new BN(11);
-var TEN = new BN(10);
-var THREE = new BN(3);
-var SEVEN = new BN(7);
-var primes = require('./generatePrime');
-var randomBytes = require('randombytes');
-module.exports = DH;
-
-function setPublicKey(pub, enc) {
-  enc = enc || 'utf8';
-  if (!Buffer.isBuffer(pub)) {
-    pub = new Buffer(pub, enc);
-  }
-  this._pub = new BN(pub);
-  return this;
-}
-
-function setPrivateKey(priv, enc) {
-  enc = enc || 'utf8';
-  if (!Buffer.isBuffer(priv)) {
-    priv = new Buffer(priv, enc);
-  }
-  this._priv = new BN(priv);
-  return this;
-}
-
-var primeCache = {};
-function checkPrime(prime, generator) {
-  var gen = generator.toString('hex');
-  var hex = [gen, prime.toString(16)].join('_');
-  if (hex in primeCache) {
-    return primeCache[hex];
-  }
-  var error = 0;
-
-  if (prime.isEven() ||
-    !primes.simpleSieve ||
-    !primes.fermatTest(prime) ||
-    !millerRabin.test(prime)) {
-    //not a prime so +1
-    error += 1;
-
-    if (gen === '02' || gen === '05') {
-      // we'd be able to check the generator
-      // it would fail so +8
-      error += 8;
-    } else {
-      //we wouldn't be able to test the generator
-      // so +4
-      error += 4;
-    }
-    primeCache[hex] = error;
-    return error;
-  }
-  if (!millerRabin.test(prime.shrn(1))) {
-    //not a safe prime
-    error += 2;
-  }
-  var rem;
-  switch (gen) {
-    case '02':
-      if (prime.mod(TWENTYFOUR).cmp(ELEVEN)) {
-        // unsuidable generator
-        error += 8;
-      }
-      break;
-    case '05':
-      rem = prime.mod(TEN);
-      if (rem.cmp(THREE) && rem.cmp(SEVEN)) {
-        // prime mod 10 needs to equal 3 or 7
-        error += 8;
-      }
-      break;
-    default:
-      error += 4;
-  }
-  primeCache[hex] = error;
-  return error;
-}
-
-function DH(prime, generator, malleable) {
-  this.setGenerator(generator);
-  this.__prime = new BN(prime);
-  this._prime = BN.mont(this.__prime);
-  this._primeLen = prime.length;
-  this._pub = undefined;
-  this._priv = undefined;
-  this._primeCode = undefined;
-  if (malleable) {
-    this.setPublicKey = setPublicKey;
-    this.setPrivateKey = setPrivateKey;
-  } else {
-    this._primeCode = 8;
-  }
-}
-Object.defineProperty(DH.prototype, 'verifyError', {
-  enumerable: true,
-  get: function () {
-    if (typeof this._primeCode !== 'number') {
-      this._primeCode = checkPrime(this.__prime, this.__gen);
-    }
-    return this._primeCode;
-  }
-});
-DH.prototype.generateKeys = function () {
-  if (!this._priv) {
-    this._priv = new BN(randomBytes(this._primeLen));
-  }
-  this._pub = this._gen.toRed(this._prime).redPow(this._priv).fromRed();
-  return this.getPublicKey();
-};
-
-DH.prototype.computeSecret = function (other) {
-  other = new BN(other);
-  other = other.toRed(this._prime);
-  var secret = other.redPow(this._priv).fromRed();
-  var out = new Buffer(secret.toArray());
-  var prime = this.getPrime();
-  if (out.length < prime.length) {
-    var front = new Buffer(prime.length - out.length);
-    front.fill(0);
-    out = Buffer.concat([front, out]);
-  }
-  return out;
-};
-
-DH.prototype.getPublicKey = function getPublicKey(enc) {
-  return formatReturnValue(this._pub, enc);
-};
-
-DH.prototype.getPrivateKey = function getPrivateKey(enc) {
-  return formatReturnValue(this._priv, enc);
-};
-
-DH.prototype.getPrime = function (enc) {
-  return formatReturnValue(this.__prime, enc);
-};
-
-DH.prototype.getGenerator = function (enc) {
-  return formatReturnValue(this._gen, enc);
-};
-
-DH.prototype.setGenerator = function (gen, enc) {
-  enc = enc || 'utf8';
-  if (!Buffer.isBuffer(gen)) {
-    gen = new Buffer(gen, enc);
-  }
-  this.__gen = gen;
-  this._gen = new BN(gen);
-  return this;
-};
-
-function formatReturnValue(bn, enc) {
-  var buf = new Buffer(bn.toArray());
-  if (!enc) {
-    return buf;
-  } else {
-    return buf.toString(enc);
-  }
-}