netkitty/src/lib/helper/BufferToIP.ts

Network tools kit

import {Address4, Address6} from 'ip-address'

/**
 * Convert Buffer to IPv4 string
 * @param buffer
 * @constructor
 */
export function BufferToIPv4(buffer: Buffer): string {
    return Address4.fromBigInt(BigInt(`0x${Buffer.alloc(4, buffer).toString('hex').padStart(8, '0')}`)).address
}

/**
 * Convert Buffer to IPv6 string
 * @param buffer
 * @constructor
 */
export function BufferToIPv6(buffer: Buffer): string {
    return Address6.fromBigInt(BigInt(`0x${Buffer.alloc(16, buffer).toString('hex').padStart(32, '0')}`)).address
}