/// <reference types="node" />
import { IHunk } from "./hunk";
export interface ISparseBuffer {
    hunks: IHunk[];
    length: number;
    minimum: number | undefined;
    maximum: number | undefined;
    getOnBitPositions(skip?: number, take?: number): IPositionsResult;
    or(source: Buffer | IHunk | ISparseBuffer, offset?: number): ISparseBuffer;
    and(source: Buffer | IHunk | ISparseBuffer, offset?: number): ISparseBuffer;
    dump(): number[];
    at(index: number): number | undefined;
    append(source: Buffer | IHunk | ISparseBuffer): ISparseBuffer;
}
export interface IPositionsResult {
    values: number[];
    total: number;
}
export declare class SparseBuffer implements ISparseBuffer {
    private _size;
    readonly length: number;
    readonly hunks: IHunk[];
    minimum: number | undefined;
    maximum: number | undefined;
    ordered: boolean;
    private _hunks;
    constructor(bytes?: Buffer);
    or(source: Buffer | IHunk | ISparseBuffer, offset?: number): ISparseBuffer;
    append(source: Buffer | IHunk | ISparseBuffer): ISparseBuffer;
    not(source: Buffer | IHunk | ISparseBuffer, offset?: number): ISparseBuffer;
    and(source: Buffer | IHunk | ISparseBuffer, offset?: number): ISparseBuffer;
    getOnBitPositions(skip?: number, take?: number, min?: number, max?: number): IPositionsResult;
    dump(): number[];
    at(index: number): number | undefined;
    private _consume;
    private _consumeBuffer;
    private _insertHunkPart;
    private _appendRemainingBytes;
    private _addHunk;
    private _findIntersectingHunksFor;
    private _recalculateLength;
    private _findHunkAt;
}
export declare class SparseBufferWithPaging extends SparseBuffer {
    skip: number | undefined;
    take: number | undefined;
    constructor(bytes?: Buffer);
    getOnBitPositions(skip?: number, take?: number, min?: number, max?: number): IPositionsResult;
    clearPaging(): void;
}