11 lines
244 B
JavaScript
11 lines
244 B
JavaScript
const MAX_INT32 = Math.pow(2, 32)
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module.exports = (value, buf = Buffer.allocUnsafe(8)) => {
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const high = Math.floor(value / MAX_INT32)
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const low = value % MAX_INT32
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buf.writeUInt32BE(high, 0)
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buf.writeUInt32BE(low, 4)
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return buf
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}
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