Merge pull request #735 from jas-/crypto-fix

crypto.createHash fix for node.js < 11

Author: sidorares

lib/protocol/Auth.js

@@ -2,12 +2,23 @@ var Buffer = require('buffer').Buffer;
 var Crypto = require('crypto');
 var Auth   = exports;
 
-function sha1(msg) {
-  var hash = Crypto.createHash('sha1');
-  hash.update(msg);
-  // hash.digest() does not output buffers yet
-  return hash.digest('binary');
-};
+var sha1;
+if (Number(process.version.match(/^v\d+\.(\d+)/)[1]) >= 10){
+  sha1 = function(msg) {
+    var hash = Crypto.createHash('sha1');
+    hash.setEncoding('binary');
+    hash.write(msg);
+    hash.end();
+    return hash.read();
+  }
+} else {
+  sha1 = function(msg) {
+    var hash = Crypto.createHash('sha1');
+    hash.update(msg);
+    // hash.digest() does not output buffers yet
+    return hash.digest('binary');
+  }
+}
 Auth.sha1 = sha1;
 
 function xor(a, b) {