import type { PkgBlob, SigDb } from './schema';
/** run a Hash53 over a stream of chunks (each null-terminated so boundaries can't collide) */
export declare function hashOf(chunks: Iterable<string>): string;
/** the self-contained content hash of a whole bundle (dictionary + blobs + routing/metadata) */
export declare function contentHash(db: Pick<SigDb, 'strings' | 'blobs' | 'pkgs' | 'meta'>): string;
/** stable hash of a shared dictionary */
export declare function dictionaryHash(strings: readonly string[]): string;
/** stable hash of one shard's data (its blobs + pkgs map; the dictionary is hashed separately) */
export declare function shardHash(blobs: readonly PkgBlob[], pkgs: Record<string, number>): string;