import { Readable, Writable } from 'stream';
export interface IfsFileMetadata {
    exists: boolean;
    length: number;
}
export interface Ifs {
    createReadStream: (fileName: string | Promise<string>) => Readable;
    createWriteStream: (fileName: string | Promise<string>, options?: {
        append: boolean;
        ccsid?: number;
    }) => Writable;
    deleteFile: (fileName: string) => Promise<boolean>;
    fileMetadata: (fileName: string) => Promise<IfsFileMetadata>;
}