Function bytesToBase32Hex

packages/worker-utils/src/hostname-label.ts:88–108

(bytes: Uint8Array)

    bits += 8;

    while (bits >= 5) {
      bits -= 5;
      output += BASE32_HEX_ALPHABET[(buffer >> bits) & 31];
    }
  }

  if (bits > 0) {
    output += BASE32_HEX_ALPHABET[(buffer << (5 - bits)) & 31];
  }

  return output;
}

function base32HexToBytes(encoded: string): Uint8Array | null {
  const bytes: number[] = [];
  let buffer = 0;
  let bits = 0;

  for (const char of encoded) {
    const value = BASE32_HEX_ALPHABET.indexOf(char);
    if (value === -1) return null;

    buffer = (buffer << 5) | value;
    bits += 5;