import { randomBytes } from '@noble/hashes/utils';
/**
 * Check if 2 Uint8Arrays are equal
 * // TODO - review function name
 */
export declare function buffEquals(a: Uint8Array, b: Uint8Array): boolean;
/**
 * Encodes the given bigint as a little-endian Uint8Array.
 */
export declare function bnToBytes(num: bigint, len?: number): Uint8Array;
export declare function bnToShortestBytes(num: bigint): Uint8Array;
/**
 * Decodes the given Uint8Array as a little-endian bigint.
 */
export declare function bytesToBn(data: Uint8Array): bigint;
/**
 * Encodes the given string as utf8 Uint8Array.
 */
export declare function bytesToStr(data: Uint8Array): string;
/**
 * Decodes the given utf8 Uint8Array as a string.
 */
export declare function strToBytes(str: string): Uint8Array;
/**
 * Computes `x ^ (2 ^ power) mod p`
 */
export declare function pow2(x: bigint, power: bigint, modulo: bigint): bigint;
declare const bytesToHex: (b: Uint8Array) => string, hexToBytes: (hex: string) => Uint8Array, concatBytes: (...arrs: Uint8Array[]) => Uint8Array, mod: (a: bigint, b?: bigint | undefined) => bigint, invert: (num: bigint, md?: bigint | undefined) => bigint;
export { bytesToHex, hexToBytes, concatBytes, randomBytes, mod, invert, };
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