knowledge/node_modules/buffer-crc32/dist/index.mjs

function getDefaultExportFromCjs (x) {
	return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
}

const CRC_TABLE = new Int32Array([
  0,
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  2567524794,
  124634137,
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  335633487,
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  1281953886,
  3579855332,
  2724688242,
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  1258607687,
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  2847714899,
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]);
function ensureBuffer(input) {
  if (Buffer.isBuffer(input)) {
    return input;
  }
  if (typeof input === "number") {
    return Buffer.alloc(input);
  } else if (typeof input === "string") {
    return Buffer.from(input);
  } else {
    throw new Error("input must be buffer, number, or string, received " + typeof input);
  }
}
function bufferizeInt(num) {
  const tmp = ensureBuffer(4);
  tmp.writeInt32BE(num, 0);
  return tmp;
}
function _crc32(buf, previous) {
  buf = ensureBuffer(buf);
  if (Buffer.isBuffer(previous)) {
    previous = previous.readUInt32BE(0);
  }
  let crc = ~~previous ^ -1;
  for (var n = 0; n < buf.length; n++) {
    crc = CRC_TABLE[(crc ^ buf[n]) & 255] ^ crc >>> 8;
  }
  return crc ^ -1;
}
function crc32() {
  return bufferizeInt(_crc32.apply(null, arguments));
}
crc32.signed = function() {
  return _crc32.apply(null, arguments);
};
crc32.unsigned = function() {
  return _crc32.apply(null, arguments) >>> 0;
};
var bufferCrc32 = crc32;

const index = /*@__PURE__*/getDefaultExportFromCjs(bufferCrc32);

export { index as default };