import { ec } from 'elliptic';
import type { curve } from 'elliptic';
export declare const secp256k1: ec;
/**
 * Get a Uint8Array for a public key.
 *
 * @param {ec.KeyPair} keyPair
 * @param {boolean} compact
 * @return {Uint8Array}
 */
export declare const publicToBuffer: (keyPair: ec.KeyPair, compact: boolean) => Uint8Array;
/**
 * Get a Uint8Array for a private key.
 *
 * @param {ec.KeyPair} keyPair
 * @return {Uint8Array}
 */
export declare const privateToBuffer: (keyPair: ec.KeyPair) => Uint8Array;
/**
 * Get a Uint8Array for a point.
 *
 * @param {curve.base.BasePoint} point
 * @param {boolean} compact
 * @return {Uint8Array}
 */
export declare const pointToBuffer: (point: curve.base.BasePoint, compact: boolean) => Uint8Array;
/**
 * Compress a public key. This function takes both compressed and uncompressed public keys, and always returns the
 * compressed variant.
 *
 * @param publicKey
 */
export declare const compressPublicKey: (publicKey: Uint8Array) => Uint8Array;
/**
 * Decompress a public key. This function takes both compressed and uncompressed public keys, and always returns the
 * decompressed variant.
 *
 * @param {Uint8Array} publicKey
 * @return {Uint8Array}
 */
export declare const decompressPublicKey: (publicKey: Uint8Array) => Uint8Array;
/**
 * Get the public key for a private key.
 *
 * @param {Uint8Array} privateKey
 * @return {Uint8Array}
 */
export declare const getPublicKey: (privateKey: Uint8Array) => Uint8Array;
/**
 * Get the fingerprint from a public key.
 *
 * @param {Uint8Array} publicKey
 * @return {number}
 */
export declare const getFingerprint: (publicKey: Uint8Array) => number;
/**
 * Add a tweak to a private key. This function throws if the result is invalid.
 *
 * @param {Uint8Array} privateKey
 * @param {Uint8Array} tweak
 * @return {Uint8Array}
 */
export declare const privateAdd: (privateKey: Uint8Array, tweak: Uint8Array) => Uint8Array;
/**
 * Add a point to a public key. This function throws if the result is invalid.
 *
 * @param {Uint8Array} publicKey
 * @param {Uint8Array} tweak
 * @return {Uint8Array}
 */
export declare const publicAdd: (publicKey: Uint8Array, tweak: Uint8Array) => Uint8Array;