export type ArchiveInventoryEntry = {
    path: string;
    compressedSize: number;
    uncompressedSize: number;
    directory: boolean;
};
export type ArchiveLimits = {
    maxEntries: number;
    maxEntryBytes: number;
    maxTotalBytes: number;
    maxCompressionRatio: number;
};
export declare const DEFAULT_ARCHIVE_LIMITS: ArchiveLimits;
export type ArchiveInventory = {
    sha256: string;
    entries: ArchiveInventoryEntry[];
    compressedBytes: number;
    uncompressedBytes: number;
};
export declare function assertSafeArchiveEntries(entries: readonly ArchiveInventoryEntry[], limits?: ArchiveLimits): void;
export declare function sha256File(path: string): Promise<string>;
export declare function inventorySourceArchive(path: string, expectedSha256: string, limits?: ArchiveLimits): Promise<ArchiveInventory>;
export declare function extractArchiveMembers(input: {
    archivePath: string;
    expectedSha256: string;
    members: readonly string[];
    outputDir: string;
    limits?: ArchiveLimits;
}): Promise<Map<string, string>>;
export declare function prepareSafeExtractionOutput(outputDir: string): Promise<string>;