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16 lines
414 B
16 lines
414 B
import createHash from "../create-hash";
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function i2ops(c) {
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var out = Buffer.allocUnsafe(4);
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out.writeUInt32BE(c, 0);
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return out;
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}
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export default (function (seed, len) {
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var t = Buffer.alloc(0);
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var i = 0;
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var c;
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while (t.length < len) {
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c = i2ops(i++);
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t = Buffer.concat([t, createHash('sha1').update(seed).update(c).digest()]);
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}
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return t.slice(0, len);
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});
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