Function controlCode

Constructs a platform-specific PCSC reader control code from the given function code.

Example:

import * as pcsc from "pcsc-mini";

const IOCTL_GET_FEATURE_REQUEST = pcsc.controlCode(3400);

function getFeatures(card: pcsc.Card): Promise<Uint8Array> {
  return card.control(IOCTL_GET_FEATURE_REQUEST);
}
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