import { type CallbackWithPromise } from '../../apis/callbacks.ts';
import { type SASLAuthenticationAPI, type SaslAuthenticateResponse } from '../../apis/security/sasl-authenticate-v2.ts';
import { type Connection, type CredentialProvider } from '../../network/connection.ts';
export declare function jwtValidateAuthenticationBytes(authBytes: Buffer, callback: CallbackWithPromise<Buffer>): void;
export declare function authenticate(authenticateAPI: SASLAuthenticationAPI, connection: Connection, tokenOrProvider: string | CredentialProvider, extensions: Record<string, string> | CredentialProvider<Record<string, string>>, callback: CallbackWithPromise<SaslAuthenticateResponse>): void;
export declare function authenticate(authenticateAPI: SASLAuthenticationAPI, connection: Connection, tokenOrProvider: string | CredentialProvider, extensions: Record<string, string> | CredentialProvider<Record<string, string>>): Promise<SaslAuthenticateResponse>;