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41923c0c07
PR-URL: https://github.com/nodejs/node/pull/3310 Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
16 lines
443 B
JavaScript
16 lines
443 B
JavaScript
'use strict'
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var crypto = require('crypto')
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module.exports = function (uniq) {
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if (uniq) {
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var hash = crypto.createHash('md5')
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hash.update(uniq)
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return hash.digest('hex')
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} else {
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// Safe because w/o a callback because this interface can
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// neither block nor error (by contrast with randomBytes
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// which will throw an exception without enough entropy)
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return crypto.pseudoRandomBytes(16).toString('hex')
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}
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}
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