94 lines
1.9 KiB
JavaScript
94 lines
1.9 KiB
JavaScript
var assert = require('assert');
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var util = require('util');
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var asn1 = require('asn1');
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var Control = require('./control');
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///--- Globals
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var BerReader = asn1.BerReader;
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var BerWriter = asn1.BerWriter;
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///--- API
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function EntryChangeNotificationControl(options) {
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if (!options)
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options = {};
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options.type = EntryChangeNotificationControl.OID;
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if (options.value) {
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if (Buffer.isBuffer(options.value)) {
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this.parse(options.value);
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} else if (typeof(options.value) === 'object') {
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this._value = options.value;
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} else {
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throw new TypeError('options.value must be a Buffer or Object');
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}
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options.value = null;
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}
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Control.call(this, options);
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var self = this;
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this.__defineGetter__('value', function() {
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return self._value || {};
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});
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}
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util.inherits(EntryChangeNotificationControl, Control);
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module.exports = EntryChangeNotificationControl;
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EntryChangeNotificationControl.prototype.parse = function parse(buffer) {
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assert.ok(buffer);
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var ber = new BerReader(buffer);
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if (ber.readSequence()) {
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this._value = {
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changeType: ber.readInt()
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};
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// if the operation was moddn, then parse the optional previousDN attr
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if (this._value.changeType === 8)
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this._value.previousDN = ber.readString();
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this._value.changeNumber = ber.readInt();
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return true;
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}
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return false;
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};
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EntryChangeNotificationControl.prototype._toBer = function(ber) {
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assert.ok(ber);
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if (!this._value)
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return;
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var writer = new BerWriter();
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writer.startSequence();
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writer.writeInt(this.value.changeType);
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if (this.value.previousDN)
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writer.writeString(this.value.previousDN);
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writer.writeInt(parseInt(this.value.changeNumber, 10));
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writer.endSequence();
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ber.writeBuffer(writer.buffer, 0x04);
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};
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EntryChangeNotificationControl.prototype._json = function(obj) {
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obj.controlValue = this.value;
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return obj;
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};
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EntryChangeNotificationControl.OID = '2.16.840.1.113730.3.4.7';
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