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35 lines
779 B
35 lines
779 B
2 years ago
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var randomBytes = require('./randomBytes');
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exports = function() {
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var b = randomBytes(16);
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b[6] = (b[6] & 0x0f) | 0x40;
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b[8] = (b[8] & 0x3f) | 0x80;
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return (
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hexBytes[b[0]] +
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hexBytes[b[1]] +
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hexBytes[b[2]] +
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hexBytes[b[3]] +
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'-' +
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hexBytes[b[4]] +
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hexBytes[b[5]] +
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'-' +
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hexBytes[b[6]] +
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hexBytes[b[7]] +
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'-' +
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hexBytes[b[8]] +
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hexBytes[b[9]] +
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'-' +
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hexBytes[b[10]] +
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hexBytes[b[11]] +
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hexBytes[b[12]] +
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hexBytes[b[13]] +
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hexBytes[b[14]] +
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hexBytes[b[15]]
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);
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};
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var hexBytes = [];
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for (var i = 0; i < 256; i++) {
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hexBytes[i] = (i + 0x100).toString(16).substr(1);
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}
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module.exports = exports;
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