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20 lines
507 B
JavaScript
20 lines
507 B
JavaScript
var MAX_ALLOC = Math.pow(2, 30) - 1 // default in iojs
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module.exports = function (iterations, keylen) {
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if (typeof iterations !== 'number') {
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throw new TypeError('Iterations not a number')
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}
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if (iterations < 0) {
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throw new TypeError('Bad iterations')
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}
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if (typeof keylen !== 'number') {
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throw new TypeError('Key length not a number')
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}
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if (keylen < 0 || keylen > MAX_ALLOC || keylen !== keylen) { /* eslint no-self-compare: 0 */
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throw new TypeError('Bad key length')
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}
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}
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