module WebSocket::Mask
Public Class Methods
mask(payload, mask)
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# File lib/websocket/mask.rb, line 3 def self.mask(payload, mask) return payload if mask.nil? || payload.empty? payload.tap do |result| payload.bytesize.times do |i| result.setbyte(i, payload.getbyte(i) ^ mask.getbyte(i % 4)) end end end