import type { CID } from "multiformats/cid";
import type { IBlock } from "../block.js";
export declare function writerV1(roots: Array<CID>, blocks: Iterable<IBlock>): Generator<Uint8Array>;
export declare function writerV2(roots: Array<CID>, blocks: Iterable<IBlock> & {
    encodedLength: number;
}): Generator<Uint8Array<ArrayBufferLike>, void, unknown>;
export declare function iterableBytes(generator: Generator<Uint8Array>): Iterable<Uint8Array> & AsyncIterable<Uint8Array>;
export declare function asAsyncGenerator(sync: Iterable<Uint8Array>): AsyncGenerator<Uint8Array>;
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