import { DataHash } from './DataHash.js';
import { HashAlgorithm } from './HashAlgorithm.js';
import { IDataHasher } from './IDataHasher.js';
export declare const Algorithm: {
    4: string;
    1: string;
    0: string;
    2: string;
    3: string;
};
export declare class NodeDataHasher implements IDataHasher {
    readonly algorithm: HashAlgorithm;
    private _hasher;
    /**
     * Create Node Hasher
     * @param {string} algorithm
     */
    constructor(algorithm: HashAlgorithm);
    /**
     * Digest the final result
     * @return {Promise<Uint8Array>}
     */
    digest(): Promise<DataHash>;
    /**
     * Update the hasher content
     * @param {Uint8Array} data byte array
     * @return {IDataHasher}
     */
    update(data: Uint8Array): this;
    /**
     * Reset hasher.
     * @return {IDataHasher}
     */
    reset(): this;
}