netkitty/dist/lib/helper/IPToBuffer.js

Network tools kit

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.IPv4ToBuffer = IPv4ToBuffer;
exports.IPv6ToBuffer = IPv6ToBuffer;
const ip_address_1 = require("ip-address");
const NumberToBuffer_1 = require("./NumberToBuffer");
/**
 * Convert IPv4 string to Buffer
 * @param ipv4
 * @constructor
 */
function IPv4ToBuffer(ipv4) {
    const numArr = ipv4.split('.').map((value) => parseInt(value)).map((value) => value ? value : 0);
    return (0, NumberToBuffer_1.UInt32ToBuffer)(parseInt(Buffer.from(numArr).toString('hex'), 16));
}
/**
 * Convert IPv6 string to Buffer
 * @param ipv6
 * @constructor
 */
function IPv6ToBuffer(ipv6) {
    try {
        return Buffer.from(new ip_address_1.Address6(ipv6).toByteArray());
    }
    catch (e) {
        return Buffer.alloc(16, 0);
    }
}