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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.// Copyright Joyent, Inc. and Node.js contributors. All rights reserved. MIT license.
import { getCiphers } from "../../_crypto/crypto_browserify/browserify_aes/mod.js";import { notImplemented } from "../../_utils.ts";import { Buffer } from "../../buffer.ts";import { ERR_INVALID_ARG_TYPE, hideStackFrames } from "../errors.ts";import { isAnyArrayBuffer, isArrayBufferView } from "../util/types.ts";import { crypto as constants } from "../../internal_binding/constants.ts";import { kHandle, kKeyObject } from "./constants.ts";
// TODO(kt3k): Generate this list from `digestAlgorithms`// of std/crypto/_wasm/mod.tsconst digestAlgorithms = [  "blake2b256",  "blake2b384",  "blake2b",  "blake2s",  "blake3",  "keccak-224",  "keccak-256",  "keccak-384",  "keccak-512",  "sha384",  "sha3-224",  "sha3-256",  "sha3-384",  "sha3-512",  "shake128",  "shake256",  "tiger",  "rmd160",  "sha224",  "sha256",  "sha512",  "md4",  "md5",  "sha1",];
let defaultEncoding = "buffer";
export function setDefaultEncoding(val: string) {  defaultEncoding = val;}
export function getDefaultEncoding(): string {  return defaultEncoding;}
// This is here because many functions accepted binary strings without// any explicit encoding in older versions of node, and we don't want// to break them unnecessarily.export function toBuf(val: string | Buffer, encoding?: string): Buffer {  if (typeof val === "string") {    if (encoding === "buffer") {      encoding = "utf8";    }
    return Buffer.from(val, encoding);  }
  return val;}
export const validateByteSource = hideStackFrames((val, name) => {  val = toBuf(val);
  if (isAnyArrayBuffer(val) || isArrayBufferView(val)) {    return;  }
  throw new ERR_INVALID_ARG_TYPE(    name,    ["string", "ArrayBuffer", "TypedArray", "DataView", "Buffer"],    val,  );});
/** * Returns an array of the names of the supported hash algorithms, such as 'sha1'. */export function getHashes(): readonly string[] {  return digestAlgorithms;}
export function getCurves(): readonly string[] {  notImplemented("crypto.getCurves");}
export interface SecureHeapUsage {  total: number;  min: number;  used: number;  utilization: number;}
export function secureHeapUsed(): SecureHeapUsage {  notImplemented("crypto.secureHeapUsed");}
export function setEngine(_engine: string, _flags: typeof constants) {  notImplemented("crypto.setEngine");}
export { getCiphers, kHandle, kKeyObject };
export default {  getDefaultEncoding,  getHashes,  setDefaultEncoding,  getCiphers,  getCurves,  secureHeapUsed,  setEngine,  validateByteSource,  toBuf,  kHandle,  kKeyObject,};