From bb87a2ea6371d30b81ab72895d41168c03fa4d45 Mon Sep 17 00:00:00 2001
From: dwes7 <dwestley.1992@gmail.com>
Date: Wed, 1 Feb 2017 20:48:41 -0700
Subject: [PATCH] pushed wrong dns.type.mx.js

---
 dns.type.mx.js | 55 ++------------------------------------------------
 1 file changed, 2 insertions(+), 53 deletions(-)

diff --git a/dns.type.mx.js b/dns.type.mx.js
index f9929bc..a508b4d 100644
--- a/dns.type.mx.js
+++ b/dns.type.mx.js
@@ -17,65 +17,14 @@ exports.DNS_TYPE_MX = function (ab, packet, record) {
 
     var rdataAb = ab.slice(record.rdstart, record.rdstart + record.rdlength)
     var dv = new DataView(rdataAb);
-    var data = '';
 
     var s = {
-       priority:    ''  // also known as preference
-     , exchange:    ''  //     
+       priority:    dv.getUint16(0, false)   
+     , exchange:    unpackLabels(new Uint8Array(ab), record.rdstart+2, { byteLength: 0, cpcount: 0, labels: [], name: '' }).name
         
     };
-    var temp = ''
-    var stuff = '';
-    console.log("dataview length: " + dv.byteLength);
-    for (var i = 0; i < dv.byteLength; i += 1) {
-        
 
-        // console.log(dv.getUint8(i, false.toString(16)));        
-        //Priority is the first two bytes
-        if (i < 2){
-
-            s.priority += dv.getUint8(i, false).toString(10);
-
-            // take off an padded zeros
-            if (s.priority.substr(0, 1) === '0') {
-
-                s.priority = s.priority.slice(1, s.priority.length);
-
-            }
-            
-        } else {
-
-
-            // get data from uint8 array
-            data = dv.getUint8(i, false);
-            // get the string from the data
-            temp = String.fromCharCode(data);
-            console.log("data at index " + i + ":" + temp);
-            
-            // I need to place the '.' in the correct place. This is wrong though.
-            if ((temp.trim() === ''  && i > 2) /*|| (!temp.match(/^[a-zA-Z0-9._-]+$/) && i > 2)*/) {
-                s.exchange += ".";
-            }
-
-            // filter out everything that isn't a valid character
-            temp = temp.match(/^[a-zA-Z0-9._-]+$/);
-
-            // if temp is null, do nothing
-            if (temp === null){
-
-                // otherwise, append to s.exchange
-            }else{
-
-                s.exchange += temp;
-
-            }
-
-        }
-    }
-
-    // the below code returns an empty string. 
     
-    s.exchange = unpackLabels(new Uint8Array(ab), record.rdstart+2, { byteLength: 0, cpcount: 0, labels: [], name: '' }).labels;
 
     return s;