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Brendan
326
node_modules/ip-address/dist/ipv4.js
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326
node_modules/ip-address/dist/ipv4.js
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"use strict";
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/* eslint-disable no-param-reassign */
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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var desc = Object.getOwnPropertyDescriptor(m, k);
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if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
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desc = { enumerable: true, get: function() { return m[k]; } };
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}
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Object.defineProperty(o, k2, desc);
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, mod);
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return result;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.Address4 = void 0;
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const common = __importStar(require("./common"));
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const constants = __importStar(require("./v4/constants"));
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const address_error_1 = require("./address-error");
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const jsbn_1 = require("jsbn");
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const sprintf_js_1 = require("sprintf-js");
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/**
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* Represents an IPv4 address
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* @class Address4
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* @param {string} address - An IPv4 address string
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*/
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class Address4 {
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constructor(address) {
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this.groups = constants.GROUPS;
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this.parsedAddress = [];
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this.parsedSubnet = '';
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this.subnet = '/32';
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this.subnetMask = 32;
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this.v4 = true;
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/**
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* Returns true if the address is correct, false otherwise
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* @memberof Address4
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* @instance
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* @returns {Boolean}
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*/
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this.isCorrect = common.isCorrect(constants.BITS);
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/**
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* Returns true if the given address is in the subnet of the current address
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* @memberof Address4
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* @instance
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* @returns {boolean}
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*/
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this.isInSubnet = common.isInSubnet;
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this.address = address;
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const subnet = constants.RE_SUBNET_STRING.exec(address);
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if (subnet) {
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this.parsedSubnet = subnet[0].replace('/', '');
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this.subnetMask = parseInt(this.parsedSubnet, 10);
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this.subnet = `/${this.subnetMask}`;
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if (this.subnetMask < 0 || this.subnetMask > constants.BITS) {
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throw new address_error_1.AddressError('Invalid subnet mask.');
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}
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address = address.replace(constants.RE_SUBNET_STRING, '');
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}
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this.addressMinusSuffix = address;
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this.parsedAddress = this.parse(address);
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}
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static isValid(address) {
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try {
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// eslint-disable-next-line no-new
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new Address4(address);
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return true;
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}
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catch (e) {
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return false;
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}
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}
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/*
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* Parses a v4 address
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*/
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parse(address) {
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const groups = address.split('.');
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if (!address.match(constants.RE_ADDRESS)) {
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throw new address_error_1.AddressError('Invalid IPv4 address.');
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}
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return groups;
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}
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/**
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* Returns the correct form of an address
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* @memberof Address4
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* @instance
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* @returns {String}
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*/
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correctForm() {
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return this.parsedAddress.map((part) => parseInt(part, 10)).join('.');
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}
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/**
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* Converts a hex string to an IPv4 address object
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* @memberof Address4
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* @static
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* @param {string} hex - a hex string to convert
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* @returns {Address4}
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*/
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static fromHex(hex) {
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const padded = hex.replace(/:/g, '').padStart(8, '0');
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const groups = [];
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let i;
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for (i = 0; i < 8; i += 2) {
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const h = padded.slice(i, i + 2);
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groups.push(parseInt(h, 16));
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}
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return new Address4(groups.join('.'));
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}
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/**
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* Converts an integer into a IPv4 address object
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* @memberof Address4
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* @static
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* @param {integer} integer - a number to convert
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* @returns {Address4}
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*/
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static fromInteger(integer) {
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return Address4.fromHex(integer.toString(16));
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}
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/**
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* Return an address from in-addr.arpa form
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* @memberof Address4
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* @static
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* @param {string} arpaFormAddress - an 'in-addr.arpa' form ipv4 address
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* @returns {Adress4}
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* @example
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* var address = Address4.fromArpa(42.2.0.192.in-addr.arpa.)
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* address.correctForm(); // '192.0.2.42'
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*/
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static fromArpa(arpaFormAddress) {
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// remove ending ".in-addr.arpa." or just "."
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const leader = arpaFormAddress.replace(/(\.in-addr\.arpa)?\.$/, '');
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const address = leader.split('.').reverse().join('.');
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return new Address4(address);
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}
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/**
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* Converts an IPv4 address object to a hex string
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* @memberof Address4
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* @instance
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* @returns {String}
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*/
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toHex() {
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return this.parsedAddress.map((part) => (0, sprintf_js_1.sprintf)('%02x', parseInt(part, 10))).join(':');
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}
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/**
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* Converts an IPv4 address object to an array of bytes
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* @memberof Address4
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* @instance
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* @returns {Array}
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*/
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toArray() {
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return this.parsedAddress.map((part) => parseInt(part, 10));
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}
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/**
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* Converts an IPv4 address object to an IPv6 address group
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* @memberof Address4
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* @instance
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* @returns {String}
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*/
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toGroup6() {
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const output = [];
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let i;
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for (i = 0; i < constants.GROUPS; i += 2) {
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const hex = (0, sprintf_js_1.sprintf)('%02x%02x', parseInt(this.parsedAddress[i], 10), parseInt(this.parsedAddress[i + 1], 10));
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output.push((0, sprintf_js_1.sprintf)('%x', parseInt(hex, 16)));
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}
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return output.join(':');
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}
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/**
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* Returns the address as a BigInteger
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* @memberof Address4
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* @instance
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* @returns {BigInteger}
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*/
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bigInteger() {
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return new jsbn_1.BigInteger(this.parsedAddress.map((n) => (0, sprintf_js_1.sprintf)('%02x', parseInt(n, 10))).join(''), 16);
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}
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/**
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* Helper function getting start address.
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* @memberof Address4
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* @instance
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* @returns {BigInteger}
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*/
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_startAddress() {
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return new jsbn_1.BigInteger(this.mask() + '0'.repeat(constants.BITS - this.subnetMask), 2);
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}
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/**
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* The first address in the range given by this address' subnet.
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* Often referred to as the Network Address.
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* @memberof Address4
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* @instance
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* @returns {Address4}
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*/
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startAddress() {
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return Address4.fromBigInteger(this._startAddress());
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}
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/**
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* The first host address in the range given by this address's subnet ie
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* the first address after the Network Address
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* @memberof Address4
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* @instance
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* @returns {Address4}
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*/
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startAddressExclusive() {
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const adjust = new jsbn_1.BigInteger('1');
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return Address4.fromBigInteger(this._startAddress().add(adjust));
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}
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/**
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* Helper function getting end address.
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* @memberof Address4
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* @instance
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* @returns {BigInteger}
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*/
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_endAddress() {
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return new jsbn_1.BigInteger(this.mask() + '1'.repeat(constants.BITS - this.subnetMask), 2);
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}
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/**
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* The last address in the range given by this address' subnet
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* Often referred to as the Broadcast
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* @memberof Address4
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* @instance
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* @returns {Address4}
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*/
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endAddress() {
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return Address4.fromBigInteger(this._endAddress());
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}
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/**
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* The last host address in the range given by this address's subnet ie
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* the last address prior to the Broadcast Address
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* @memberof Address4
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* @instance
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* @returns {Address4}
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*/
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endAddressExclusive() {
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const adjust = new jsbn_1.BigInteger('1');
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return Address4.fromBigInteger(this._endAddress().subtract(adjust));
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}
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/**
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* Converts a BigInteger to a v4 address object
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* @memberof Address4
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* @static
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* @param {BigInteger} bigInteger - a BigInteger to convert
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* @returns {Address4}
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*/
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static fromBigInteger(bigInteger) {
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return Address4.fromInteger(parseInt(bigInteger.toString(), 10));
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}
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/**
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* Returns the first n bits of the address, defaulting to the
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* subnet mask
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* @memberof Address4
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* @instance
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* @returns {String}
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*/
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mask(mask) {
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if (mask === undefined) {
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mask = this.subnetMask;
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}
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return this.getBitsBase2(0, mask);
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}
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/**
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* Returns the bits in the given range as a base-2 string
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* @memberof Address4
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* @instance
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* @returns {string}
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*/
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getBitsBase2(start, end) {
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return this.binaryZeroPad().slice(start, end);
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}
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/**
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* Return the reversed ip6.arpa form of the address
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* @memberof Address4
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* @param {Object} options
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* @param {boolean} options.omitSuffix - omit the "in-addr.arpa" suffix
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* @instance
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* @returns {String}
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*/
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reverseForm(options) {
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if (!options) {
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options = {};
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}
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const reversed = this.correctForm().split('.').reverse().join('.');
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if (options.omitSuffix) {
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return reversed;
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}
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return (0, sprintf_js_1.sprintf)('%s.in-addr.arpa.', reversed);
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}
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/**
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* Returns true if the given address is a multicast address
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* @memberof Address4
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* @instance
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* @returns {boolean}
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*/
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isMulticast() {
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return this.isInSubnet(new Address4('224.0.0.0/4'));
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}
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/**
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* Returns a zero-padded base-2 string representation of the address
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* @memberof Address4
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* @instance
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* @returns {string}
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*/
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binaryZeroPad() {
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return this.bigInteger().toString(2).padStart(constants.BITS, '0');
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}
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/**
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* Groups an IPv4 address for inclusion at the end of an IPv6 address
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* @returns {String}
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*/
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groupForV6() {
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const segments = this.parsedAddress;
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return this.address.replace(constants.RE_ADDRESS, (0, sprintf_js_1.sprintf)('<span class="hover-group group-v4 group-6">%s</span>.<span class="hover-group group-v4 group-7">%s</span>', segments.slice(0, 2).join('.'), segments.slice(2, 4).join('.')));
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}
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}
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exports.Address4 = Address4;
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//# sourceMappingURL=ipv4.js.map
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