export declare const ASK = 0;
export declare const REPLY = 1;
export declare const NOTHING = 2;
export declare const MAX_BODY = 1048645;
export type Frame = {
    kind: 'ask';
    id: number;
    pk: Uint8Array;
    box: Uint8Array;
} | {
    kind: 'reply';
    id: number;
    box: Uint8Array;
} | {
    kind: 'nothing';
    id: number;
};
export declare const askBody: (id: number, pk: Uint8Array, box: Uint8Array) => Uint8Array;
export declare const replyBody: (id: number, box: Uint8Array) => Uint8Array;
export declare const nothingBody: (id: number) => Uint8Array;
export declare const askFrame: (id: number, pk: Uint8Array, box: Uint8Array) => Uint8Array;
export declare const replyFrame: (id: number, box: Uint8Array) => Uint8Array;
export declare const nothingFrame: (id: number) => Uint8Array;
export declare const readBody: (b: Uint8Array) => Frame | null;
export declare class FrameReader {
    #private;
    get bad(): boolean;
    push(chunk: Uint8Array): Frame[];
}