"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var crc_exports = {};
__export(crc_exports, {
  CRC16_CCITT: () => CRC16_CCITT
});
module.exports = __toCommonJS(crc_exports);
function CRC16_CCITT(data, startValue = 7439) {
  let crc = startValue;
  const poly = 4129;
  for (let i = 0; i < data.length; i++) {
    for (let bitMask = 128; bitMask !== 0; bitMask >>= 1) {
      const xorFlag = !!(data[i] & bitMask) !== !!(crc & 32768);
      crc <<= 1;
      if (xorFlag)
        crc ^= poly;
    }
  }
  return crc & 65535;
}
__name(CRC16_CCITT, "CRC16_CCITT");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  CRC16_CCITT
});
//# sourceMappingURL=crc.js.map
