import { ByteBuffer } from '@runejs/common';
export declare function decompress(buffer: ByteBuffer, keys?: number[]): {
    compression: number;
    buffer: ByteBuffer;
    version: number;
};
export declare function decryptXtea(input: ByteBuffer, keys: number[], length: number): ByteBuffer;
export declare function decompressBzip(data: ByteBuffer): ByteBuffer;