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ws: use crypto getRandomValues (denoland/deno_std#584)

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Original: bc7dd3904b
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Nimalan 2019-09-04 20:12:40 +05:30 committed by Ryan Dahl
parent eea856e341
commit 7213d9cc7f
1 changed files with 1 additions and 5 deletions
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6
ws/mod.ts
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@ -189,11 +189,7 @@ export async function readFrame(buf: BufReader): Promise<WebSocketFrame> {
// Create client-to-server mask, random 32bit number
function createMask(): Uint8Array {
// TODO: use secure and immutable random function. Crypto.getRandomValues()
const arr = Array.from({ length: 4 }).map(
(): number => Math.round(Math.random() * 0xff)
);
return new Uint8Array(arr);
return crypto.getRandomValues(new Uint8Array(4));
}
class WebSocketImpl implements WebSocket {