jshaver/dns-header-parser
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I actually like using hex better than decimal to represent binary values.

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This commit is contained in:
John Shaver 2017-09-27 13:55:50 -07:00
parent 10600256d8
commit 950e83c78d
1 changed files with 7 additions and 7 deletions
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14
index.js
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@ -53,13 +53,13 @@ if(typeof(atob) === 'undefined') {
//flags are the 3rd-4th bytes
var flags = view.getUint16(2, false);
headers.qr = (flags & 32768) >>> 15;
headers.opcode = (flags & 30720) >>> 11;
headers.aa = (flags & 1024) >>> 10;
headers.tc = (flags & 512) >>> 9;
headers.rd = (flags & 256) >>> 8;
headers.ra = (flags & 128) >>> 7;
headers.rcode = flags & 15;
headers.qr = (flags & 0x8000) >>> 15;
headers.opcode = (flags & 0x7800) >>> 11;
headers.aa = (flags & 0x400) >>> 10;
headers.tc = (flags & 0x200) >>> 9;
headers.rd = (flags & 0x100) >>> 8;
headers.ra = (flags & 0x80) >>> 7;
headers.rcode = flags & 0xF;
headers.qdcount = view.getUint16(4, false);
headers.ancount = view.getUint16(6, false);