ctjs/build/Extension.js

CTjs is a full set of classes necessary to work with any kind of Certificate Transparency log (V1 as from RFC6962, or V2 as from RFC6962-bis). In CTjs you could find all necessary validation/verification functions for all related data shipped with full-fe

"use strict";

Object.defineProperty(exports, "__esModule", {
	value: true
});

var _pvutils = require("pvutils");

var _BaseClass = require("./BaseClass.js");

//**************************************************************************************
class Extension extends _BaseClass.BaseClass {
	//**********************************************************************************
	/**
  * Constructor for Extension class
  * @param {Object} [parameters={}]
  * @property {Object} [schema] asn1js parsed value
  */
	constructor(parameters = {}) {
		super(parameters);

		//region Internal properties of the object
		/**
   * @type {Number}
   * @description type
   */
		this.type = (0, _pvutils.getParametersValue)(parameters, "type", Extension.constants("type"));
		/**
   * @type {ArrayBuffer}
   * @description data
   */
		this.data = (0, _pvutils.getParametersValue)(parameters, "data", Extension.constants("data"));
		//endregion
	}
	//**********************************************************************************
	/**
  * Return value for a constant by name
  * @param {string} name String name for a constant
  */
	static constants(name) {
		switch (name) {
			case "type":
				return 0;
			case "data":
				return new ArrayBuffer(0);
			default:
				throw new Error(`Invalid constant name for Extension class: ${name}`);
		}
	}
	//**********************************************************************************
	/**
  * Convert SeqStream data into current class
  * @param {!SeqStream} stream
  */
	fromStream(stream) {
		this.type = stream.getUint16();

		const length = stream.getUint16();
		this.data = new Uint8Array(stream.getBlock(length)).buffer.slice(0);
	}
	//**********************************************************************************
	/**
  * Convert current object to SeqStream data
  * @param {!SeqStream} stream
  * @returns {boolean} Result of the function
  */
	toStream(stream) {
		stream.appendUint16(this.type);
		stream.appendUint16(this.data.byteLength);
		stream.appendView(new Uint8Array(this.data));

		return true;
	}
	//**********************************************************************************
}
exports.default = Extension; //**************************************************************************************
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