dns-suite.js/packer/type.ptr.js

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2017-03-09 01:59:33 +00:00
(function (exports) {
'use strict';
// The host name that represents the supplied UP address
// May be a label, pointer or any combination
exports.DNS_PACKER_TYPE_PTR = function (ab, dv, total, record) {
if (!record.data) {
throw new Error("no data for PTR record");
}
var ptrLen = 0;
var rdLenIndex = total;
total += 2;
// RDATA
// a sequence of labels
record.data.split('.').forEach(function (label){
console.log("the labels are: " + label);
ptrLen += 1 + label.length;
dv.setUint8(total, label.length, false);
total += 1;
label.split('').forEach(function (ch){
dv.setUint8(total, ch.charCodeAt(0), false);
total += 1;
});
});
// RDLENGTH
dv.setUint16(rdLenIndex, record.data.length + 1, false);
return total;
};
}('undefined' !== typeof window ? window : exports));