import { Key } from 'interface-datastore/key';
import { CID } from 'multiformats/cid';
import type { Operation, OperationMetrics } from './kad-dht.js';
import type { AbortOptions, PeerId, PeerInfo } from '@libp2p/interface';
export declare function removePrivateAddressesMapper(peer: PeerInfo): PeerInfo;
export declare function removePublicAddressesMapper(peer: PeerInfo): PeerInfo;
export declare function passthroughMapper(info: PeerInfo): PeerInfo;
/**
 * Creates a DHT ID by hashing a given Uint8Array
 */
export declare function convertBuffer(buf: Uint8Array, options?: AbortOptions): Promise<Uint8Array>;
/**
 * Creates a DHT ID by hashing a Peer ID
 */
export declare function convertPeerId(peerId: PeerId, options?: AbortOptions): Promise<Uint8Array>;
/**
 * Convert a Uint8Array to their SHA2-256 hash
 */
export declare function bufferToKey(buf: Uint8Array): Key;
/**
 * Convert a Uint8Array to their SHA2-256 hash
 */
export declare function bufferToRecordKey(prefix: string, buf: Uint8Array): Key;
/**
 * Generate the key for a public key.
 */
export declare function keyForPublicKey(peerId: PeerId): Uint8Array;
export declare function isPublicKeyKey(key: Uint8Array): boolean;
export declare function isIPNSKey(key: Uint8Array): boolean;
export declare function fromPublicKeyKey(key: Uint8Array): PeerId;
export declare function uint8ArrayToBigInt(buf: Uint8Array): bigint;
/**
 * Create a new put record, encodes and signs it if enabled
 */
export declare function createPutRecord(key: Uint8Array, value: Uint8Array): Uint8Array;
/**
 * Parse the CID and provider peer id from the key
 */
export declare function parseProviderKey(key: Key): {
    cid: CID;
    peerId: PeerId;
};
/**
 * Encode the given key its matching datastore key
 */
export declare function toProviderKey(prefix: string, cid: CID | string, peerId?: PeerId): Key;
export declare function readProviderTime(buf: Uint8Array): Date;
/**
 * Wraps the passed generator function with timing metrics
 */
export declare function timeOperationGenerator(fn: (...args: any[]) => AsyncGenerator<any>, operationMetrics: OperationMetrics, type: Operation): (...args: any[]) => AsyncGenerator<any>;
export declare function timeOperationMethod(fn: (...args: any[]) => Promise<any>, operationMetrics: OperationMetrics, type: Operation): (...args: any[]) => Promise<any>;
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