/// <reference types="node" />
import { SFTPWrapper, Client } from 'ssh2';
import { InputAttributes, TransferOptions, FileEntry, Stats } from 'ssh2-streams';
import Queue from 'queue';
export declare class QueuifiedSFTP {
    sftp: SFTPWrapper;
    queue: Queue;
    started: boolean;
    paused: boolean;
    private constructor();
    static init(client: Client, concurrency?: number): Promise<QueuifiedSFTP>;
    fastPut(localPath: string, remotePath: string, options?: TransferOptions): Promise<void>;
    open(filename: string, mode: string, attributes?: InputAttributes): Promise<Buffer>;
    writeData(handle: Buffer, buffer: Buffer, offset: number, length: number, position: number): Promise<any>;
    close(handle: Buffer): Promise<void>;
    mkdir(path: string, attributes?: InputAttributes): Promise<void>;
    rmdir(path: string): Promise<void>;
    readdir(location: string | Buffer): Promise<FileEntry[]>;
    unlink(path: string): Promise<void>;
    lstat(path: string): Promise<Stats>;
    private run(method, args);
}