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-rw-r--r--node_modules/diffie-hellman/browser.js42
1 files changed, 42 insertions, 0 deletions
diff --git a/node_modules/diffie-hellman/browser.js b/node_modules/diffie-hellman/browser.js
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+++ b/node_modules/diffie-hellman/browser.js
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+var generatePrime = require('./lib/generatePrime')
+var primes = require('./lib/primes.json')
+
+var DH = require('./lib/dh')
+
+function getDiffieHellman (mod) {
+ var prime = new Buffer(primes[mod].prime, 'hex')
+ var gen = new Buffer(primes[mod].gen, 'hex')
+
+ return new DH(prime, gen)
+}
+
+var ENCODINGS = {
+ 'binary': true, 'hex': true, 'base64': true
+}
+
+function createDiffieHellman (prime, enc, generator, genc) {
+ if (Buffer.isBuffer(enc) || ENCODINGS[enc] === undefined) {
+ return createDiffieHellman(prime, 'binary', enc, generator)
+ }
+
+ enc = enc || 'binary'
+ genc = genc || 'binary'
+ generator = generator || new Buffer([2])
+
+ if (!Buffer.isBuffer(generator)) {
+ generator = new Buffer(generator, genc)
+ }
+
+ if (typeof prime === 'number') {
+ return new DH(generatePrime(prime, generator), generator, true)
+ }
+
+ if (!Buffer.isBuffer(prime)) {
+ prime = new Buffer(prime, enc)
+ }
+
+ return new DH(prime, generator, true)
+}
+
+exports.DiffieHellmanGroup = exports.createDiffieHellmanGroup = exports.getDiffieHellman = getDiffieHellman
+exports.createDiffieHellman = exports.DiffieHellman = createDiffieHellman