Function hexStringToArrayBuffer

apps/wallet/src/utils/crypto.utils.ts:16–32

(hexString: string)

};

export const hexStringToArrayBuffer = (hexString: string): ArrayBuffer => {
  // Ensure the hex string has an even length
  if (hexString.length % 2 !== 0) {
    throw new Error('Hex string must have an even length');
  }

  // Convert hex string to byte array
  const byteArray = new Uint8Array(hexString.length / 2);
  for (let i = 0; i < hexString.length; i += 2) {
    byteArray[i / 2] = parseInt(hexString.substring(i, i + 2), 16);
  }

  // Create an ArrayBuffer from the byte array
  const arrayBuffer = byteArray.buffer;

  return arrayBuffer;
};