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7edd5f3bdd
This commit moves the _pbkdf2 function call out of the handleError function, which now only takes in an error and a digest object as its parameters. PR-URL: https://github.com/nodejs/node/pull/28318 Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com> Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de> Reviewed-By: James M Snell <jasnell@gmail.com>
87 lines
2.7 KiB
JavaScript
87 lines
2.7 KiB
JavaScript
'use strict';
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const { AsyncWrap, Providers } = internalBinding('async_wrap');
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const { Buffer } = require('buffer');
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const { pbkdf2: _pbkdf2 } = internalBinding('crypto');
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const { validateUint32 } = require('internal/validators');
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const { deprecate } = require('internal/util');
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const {
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ERR_CRYPTO_INVALID_DIGEST,
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ERR_CRYPTO_PBKDF2_ERROR,
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ERR_INVALID_ARG_TYPE,
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ERR_INVALID_CALLBACK,
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} = require('internal/errors').codes;
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const {
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getDefaultEncoding,
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validateArrayBufferView,
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} = require('internal/crypto/util');
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function pbkdf2(password, salt, iterations, keylen, digest, callback) {
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if (typeof digest === 'function') {
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callback = digest;
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digest = undefined;
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}
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({ password, salt, iterations, keylen, digest } =
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check(password, salt, iterations, keylen, digest));
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if (typeof callback !== 'function')
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throw new ERR_INVALID_CALLBACK(callback);
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const encoding = getDefaultEncoding();
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const keybuf = Buffer.alloc(keylen);
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const wrap = new AsyncWrap(Providers.PBKDF2REQUEST);
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wrap.ondone = (ok) => { // Retains keybuf while request is in flight.
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if (!ok) return callback.call(wrap, new ERR_CRYPTO_PBKDF2_ERROR());
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if (encoding === 'buffer') return callback.call(wrap, null, keybuf);
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callback.call(wrap, null, keybuf.toString(encoding));
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};
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handleError(_pbkdf2(keybuf, password, salt, iterations, digest, wrap),
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digest);
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}
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function pbkdf2Sync(password, salt, iterations, keylen, digest) {
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({ password, salt, iterations, keylen, digest } =
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check(password, salt, iterations, keylen, digest));
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const keybuf = Buffer.alloc(keylen);
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handleError(_pbkdf2(keybuf, password, salt, iterations, digest), digest);
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const encoding = getDefaultEncoding();
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if (encoding === 'buffer') return keybuf;
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return keybuf.toString(encoding);
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}
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const defaultDigest = deprecate(() => 'sha1',
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'Calling pbkdf2 or pbkdf2Sync with "digest" ' +
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'set to null is deprecated.',
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'DEP0009');
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function check(password, salt, iterations, keylen, digest) {
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if (typeof digest !== 'string') {
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if (digest !== null)
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throw new ERR_INVALID_ARG_TYPE('digest', ['string', 'null'], digest);
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digest = defaultDigest();
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}
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password = validateArrayBufferView(password, 'password');
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salt = validateArrayBufferView(salt, 'salt');
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validateUint32(iterations, 'iterations', 0);
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validateUint32(keylen, 'keylen', 0);
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return { password, salt, iterations, keylen, digest };
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}
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function handleError(rc, digest) {
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if (rc === -1)
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throw new ERR_CRYPTO_INVALID_DIGEST(digest);
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if (rc === false)
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throw new ERR_CRYPTO_PBKDF2_ERROR();
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}
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module.exports = {
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pbkdf2,
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pbkdf2Sync
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};
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