export declare class SdZip {
    private readonly _reader?;
    private readonly _cache;
    constructor(data?: Blob | Buffer);
    extractAllAsync(progressCallback?: (progress: IProgress) => void): Promise<Map<string, Buffer<ArrayBufferLike> | undefined>>;
    getAsync(fileName: string): Promise<Buffer<ArrayBufferLike> | undefined>;
    existsAsync(fileName: string): Promise<boolean>;
    write(fileName: string, buffer: Buffer): void;
    compressAsync(): Promise<Buffer<ArrayBuffer>>;
    closeAsync(): Promise<void>;
}
interface IProgress {
    fileName: string;
    totalSize: number;
    extractedSize: number;
}
export {};