interface MerkleizeResult {
    carBytes: Uint8Array;
    cid: string;
}
interface MerkleizeStableResult extends MerkleizeResult {
    blockOrder: string[];
    stableOrder: string[];
    chunks: Uint8Array[];
    chunkCids: string[];
    section1ChunkCids: string[];
    sectionSizes: {
        section0: number;
        section1: number;
        section2: number;
    };
    sectionChunkCounts: {
        section0: number;
        section1: number;
        section2: number;
    };
    /** All DAG blocks from the merkleize backend: cid → block bytes. */
    blocks: Map<string, Uint8Array>;
    /** File path → user-facing CID (leaf for single-block, dag-pb root for multi-block). */
    fileCids: Map<string, string>;
}
interface MerkleizeOutput {
    rootCid: string;
    blocks: Map<string, Uint8Array>;
    fileBlocks: Map<string, string[]>;
    fileCids: Map<string, string>;
    rootBlockCids: string[];
    subdirCids: string[];
}
declare function merkleizeJSBackend(directoryPath: string): Promise<MerkleizeOutput>;
declare function merkleizeKuboBackend(directoryPath: string): Promise<MerkleizeOutput>;
declare function merkleizeBackend(directoryPath: string, useKubo: boolean, phase?: string): Promise<MerkleizeOutput>;
interface BuildOrderedCarOptions {
    output: MerkleizeOutput;
    classifyFn?: (filePath: string, fileCid?: string) => "stable" | "volatile";
    prevStableOrder?: string[];
    phase?: string;
}
declare function buildOrderedCar(options: BuildOrderedCarOptions): Promise<MerkleizeStableResult>;
declare function rebuildOrderedCarFromBytes(carBytes: Uint8Array, prevStableOrder?: string[]): Promise<MerkleizeStableResult>;
declare function merkleizeWithStableOrder(directoryPath: string, prevStableOrder?: string[], options?: {
    useKubo?: boolean;
    classifyFn?: (filePath: string, fileCid?: string) => "stable" | "volatile";
    phase?: string;
}): Promise<MerkleizeStableResult>;
declare function merkleizeJS(directoryPath: string): Promise<MerkleizeResult>;

export { type BuildOrderedCarOptions, type MerkleizeOutput, type MerkleizeResult, type MerkleizeStableResult, buildOrderedCar, merkleizeBackend, merkleizeJS, merkleizeJSBackend, merkleizeKuboBackend, merkleizeWithStableOrder, rebuildOrderedCarFromBytes };