/// <reference types="node" />
export declare namespace Reader {
    function AdjustEnd(offset: number, maxLen: number, len?: number): number;
}
export interface ReaderContext {
    offset: number;
}
export interface Reader {
    readonly length: number;
    readonly offset: number;
    noAssert: boolean;
    reset(): void;
    getContext(): ReaderContext;
    setContext(context: ReaderContext): void;
    pushd(): number;
    popd(): number;
    checkEOF(offsetStep?: number): boolean;
    skip(offsetStep?: number): boolean;
    seek(offset: number): boolean;
    readByte(): number;
    readUInt16(): number;
    readUInt32(): number;
    readDouble(): number;
    readString(encoding?: BufferEncoding, len?: number): string;
    readBuffer(len?: number): Buffer;
    readBufferList(len?: number): Buffer[];
    readArrayBuffer(len?: number): ArrayBuffer;
    slice(len?: number): Buffer;
    reduce(): void;
    subarray(len?: number): Buffer;
    subarrayList(len?: number): Buffer[];
}
export declare abstract class ReaderBase implements Reader {
    protected static EmptyBuffer: Buffer;
    protected readonly _decodeString: (buffer: Buffer, start: number, end: number) => string;
    protected _noAssert: boolean;
    protected _offset: number;
    constructor(offset?: number);
    abstract get length(): number;
    getContext(): ReaderContext;
    setContext(context: ReaderContext): void;
    get offset(): number;
    get noAssert(): boolean;
    set noAssert(noAssert: boolean);
    reset(): void;
    checkEOF(offsetStep?: number): boolean;
    skip(offsetStep?: number): boolean;
    abstract pushd(): number;
    abstract popd(): number;
    abstract seek(offset: number): boolean;
    abstract readByte(): number;
    abstract readUInt16(): number;
    abstract readUInt32(): number;
    abstract readDouble(): number;
    abstract readString(encoding?: BufferEncoding, len?: number): string;
    abstract readBuffer(len?: number): Buffer;
    abstract readBufferList(len?: number): Buffer[];
    abstract readArrayBuffer(len?: number): ArrayBuffer;
    abstract slice(len?: number): Buffer;
    abstract reduce(): void;
    subarray(len?: number): Buffer;
    subarrayList(len?: number): Buffer[];
    protected _decodeBufferFast(decoder: TextDecoder, buffer: Buffer, start: number, end: number): string;
    protected _decodeStringSlow(buffer: Buffer, start: number, end: number): string;
}