import { CID } from "multiformats/cid";
import { HeaderV2Characteristics } from "./decoding.js";
import { IBlock } from "../block.js";
export declare function encodeHeaderV2(carv1Size: number, characteristics?: HeaderV2Characteristics, indexOffset?: bigint): Uint8Array;
export declare function encodeHeaderV1(roots: Array<CID>): Uint8Array;
export declare function encodeBlock(block: IBlock): Uint8Array;
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