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39 lines
1.3 KiB
39 lines
1.3 KiB
4 years ago
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var native = require('crypto')
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var checkParameters = require('./lib/precondition')
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var defaultEncoding = require('./lib/default-encoding')
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var toBuffer = require('./lib/to-buffer')
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function nativePBKDF2 (password, salt, iterations, keylen, digest, callback) {
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checkParameters(iterations, keylen)
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password = toBuffer(password, defaultEncoding, 'Password')
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salt = toBuffer(salt, defaultEncoding, 'Salt')
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if (typeof digest === 'function') {
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callback = digest
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digest = 'sha1'
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}
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if (typeof callback !== 'function') throw new Error('No callback provided to pbkdf2')
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return native.pbkdf2(password, salt, iterations, keylen, digest, callback)
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}
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function nativePBKDF2Sync (password, salt, iterations, keylen, digest) {
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checkParameters(iterations, keylen)
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password = toBuffer(password, defaultEncoding, 'Password')
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salt = toBuffer(salt, defaultEncoding, 'Salt')
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digest = digest || 'sha1'
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return native.pbkdf2Sync(password, salt, iterations, keylen, digest)
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}
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/* istanbul ignore next */
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if (!native.pbkdf2Sync || native.pbkdf2Sync.toString().indexOf('keylen, digest') === -1) {
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exports.pbkdf2Sync = require('./lib/sync')
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exports.pbkdf2 = require('./lib/async')
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// native
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} else {
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exports.pbkdf2Sync = nativePBKDF2Sync
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exports.pbkdf2 = nativePBKDF2
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}
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