class Hmacimport { Hmac } from "https://dotland.deno.dev/std@0.177.0/node/internal/crypto/pbkdf2.ts"; ConstructorsnewHmac(alg: Algorithms,key: Buffer,saltLen: number,)Propertiesalg: stringblocksize: numberhash: (value: Uint8Array) => Bufferipad1: Bufferipad2: Bufferopad: Buffersize: numberMethodsrun(data: Buffer, ipad: Buffer)