86 lines
1.9 KiB
JavaScript
86 lines
1.9 KiB
JavaScript
// Copyright 2011 Mark Cavage, Inc. All rights reserved.
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var assert = require('assert-plus');
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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 PersistentSearchControl(options) {
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assert.optionalObject(options);
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options = options || {};
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options.type = PersistentSearchControl.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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}
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util.inherits(PersistentSearchControl, Control);
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Object.defineProperties(PersistentSearchControl.prototype, {
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value: {
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get: function () { return this._value || {}; },
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configurable: false
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}
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});
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PersistentSearchControl.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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changeTypes: ber.readInt(),
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changesOnly: ber.readBoolean(),
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returnECs: ber.readBoolean()
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};
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return true;
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}
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return false;
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};
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PersistentSearchControl.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.changeTypes);
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writer.writeBoolean(this.value.changesOnly);
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writer.writeBoolean(this.value.returnECs);
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writer.endSequence();
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ber.writeBuffer(writer.buffer, 0x04);
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};
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PersistentSearchControl.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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PersistentSearchControl.OID = '2.16.840.1.113730.3.4.3';
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///--- Exports
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module.exports = PersistentSearchControl;
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