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0efe438f7c
`opAsync` requires a lookup by name on each async call. This is a mechanical translation of all opAsync calls to ensureFastOps. The `opAsync` API on Deno.core will be removed at a later time.
97 lines
2.3 KiB
TypeScript
97 lines
2.3 KiB
TypeScript
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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// TODO(petamoriken): enable prefer-primordials for node polyfills
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// deno-lint-ignore-file prefer-primordials
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import { Buffer } from "node:buffer";
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import { HASH_DATA } from "ext:deno_node/internal/crypto/types.ts";
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const { core } = globalThis.__bootstrap;
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const { ops } = core;
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const { op_node_pbkdf2_async } = core.ensureFastOps();
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export const MAX_ALLOC = Math.pow(2, 30) - 1;
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export type NormalizedAlgorithms =
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| "md5"
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| "ripemd160"
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| "sha1"
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| "sha224"
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| "sha256"
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| "sha384"
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| "sha512";
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export type Algorithms =
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| "md5"
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| "ripemd160"
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| "rmd160"
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| "sha1"
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| "sha224"
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| "sha256"
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| "sha384"
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| "sha512";
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/**
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* @param iterations Needs to be higher or equal than zero
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* @param keylen Needs to be higher or equal than zero but less than max allocation size (2^30)
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* @param digest Algorithm to be used for encryption
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*/
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export function pbkdf2Sync(
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password: HASH_DATA,
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salt: HASH_DATA,
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iterations: number,
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keylen: number,
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digest: Algorithms = "sha1",
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): Buffer {
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if (typeof iterations !== "number" || iterations < 0) {
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throw new TypeError("Bad iterations");
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}
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if (typeof keylen !== "number" || keylen < 0 || keylen > MAX_ALLOC) {
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throw new TypeError("Bad key length");
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}
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const DK = new Uint8Array(keylen);
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if (!ops.op_node_pbkdf2(password, salt, iterations, digest, DK)) {
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throw new Error("Invalid digest");
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}
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return Buffer.from(DK);
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}
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/**
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* @param iterations Needs to be higher or equal than zero
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* @param keylen Needs to be higher or equal than zero but less than max allocation size (2^30)
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* @param digest Algorithm to be used for encryption
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*/
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export function pbkdf2(
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password: HASH_DATA,
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salt: HASH_DATA,
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iterations: number,
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keylen: number,
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digest: Algorithms = "sha1",
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callback: (err: Error | null, derivedKey?: Buffer) => void,
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) {
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if (typeof iterations !== "number" || iterations < 0) {
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throw new TypeError("Bad iterations");
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}
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if (typeof keylen !== "number" || keylen < 0 || keylen > MAX_ALLOC) {
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throw new TypeError("Bad key length");
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}
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op_node_pbkdf2_async(
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password,
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salt,
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iterations,
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digest,
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keylen,
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).then(
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(DK) => callback(null, Buffer.from(DK)),
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)
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.catch((err) => callback(err));
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}
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export default {
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MAX_ALLOC,
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pbkdf2,
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pbkdf2Sync,
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};
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