/**
 * Normalize a typed array to one backed by an `ArrayBuffer` (rather than a
 * `SharedArrayBuffer`), as required by the WebCrypto `BufferSource` type.
 * Only copies when the input is not already `ArrayBuffer`-backed.
 * @param {Uint8Array} data
 * @returns {Uint8Array<ArrayBuffer>}
 */
export function toBufferSource(data: Uint8Array): Uint8Array<ArrayBuffer>;
/**
 * Byte comparison utility
 * @param {Uint8Array} a
 * @param {Uint8Array} b
 * @returns {boolean}
 */
export function equalBytes(a: Uint8Array, b: Uint8Array): boolean;